CN209306992U - A kind of sterilizing unit - Google Patents

Abstract

The utility model embodiment discloses a kind of sterilizing unit, is related to purifier technical field, to solve the problems, such as that existing deep ultraviolet sterilization mode germicidal efficiency is low.Including main body, first glass tube, second glass tube, connector, cloche and deep ultraviolet LED sterilization module, main body is equipped with the accommodating chamber of lower ending opening, first glass tube is sheathed in the second glass tube, first through hole is equipped in the lower part of the first glass tube, the second through-hole is equipped on the top of the second glass tube, connector is fixed on the lower end of accommodating chamber, mounting hole is equipped at the top of connector, cloche is set in mounting hole, cloche is located at the bottom end of third water cavity, deep ultraviolet LED sterilization module is set in cloche, convex lens is equipped at the top of deep ultraviolet LED sterilization module.Three-level water cavity is formed by accommodating chamber, the first glass tube, the second glass tube and is sterilized three times, is expanded sterilization area, is improved germicidal efficiency.

Description

A kind of sterilizing unit

Technical field

The utility model embodiment is related to purifier technical field, and in particular to a kind of sterilizing unit.

Background technique

With the improvement of people's life quality, people are higher and higher to the quality requirement of drinking water.In order to meet this want It asks, purifier comes into being.Wherein, than more typical purifier mostly use filter mode (including mode of reverse osmosis) or Ultraviolet sterilization.

What existing water purification cartridge was equipped with is sterilized using ultraviolet light mercury lamp, but there is following lack using the sterilization of ultraviolet light mercury lamp Point: the mercury in ultraviolet light mercury lamp is the substance for seriously affecting environment；It can not frequently open, otherwise be easy to burn ultraviolet light mercury lamp, Service life greatly shortens；Mercury lamp is easy to grind when being hit, and there are major safety risks in transport and use process；Mercury Lamp needs high voltage startup and operation, and there are electric shock risk, power consumption is big；The tap sterilized using mercury lamp, there are design volumes Greatly, installation, use and beauty are influenced.To avoid the above problem, existing purifier also uses deep ultraviolet LED to sterilize, although Solve the problems, such as above-mentioned, but the deep ultraviolet LED sterilization module heat dissipation effect in purifier is poor, cause luminous efficiency it is low, Germicidal efficiency is low；In the case where not increasing deep ultraviolet LED sterilization module quantity, monolithic deep ultraviolet LED sterilization module is only capable of pair Water body near it is sterilized, and sterilization area (volume) is small, and germicidal efficiency is low.

Utility model content

For this purpose, the utility model embodiment provides a kind of sterilizing unit, to solve deep ultraviolet sterilization mode in the prior art The low problem of germicidal efficiency.

To achieve the goals above, the utility model embodiment provides the following technical solutions:

A kind of sterilizing unit comprising main body, the first glass tube, the second glass tube, connector, cloche and deep ultraviolet LED sterilization module, the main body are equipped with the accommodating chamber of lower ending opening, and the top of the accommodating chamber is equipped with water outlet, and described first Glass tube is sheathed in second glass tube, and the first water is equipped between second glass tube and the inner wall of the accommodating chamber Chamber is equipped with the second water cavity between first glass tube and second glass tube, sets third in first glass tube Water cavity, is equipped with first through hole in the lower sides of first glass tube, is equipped with the in the upper portion side wall of second glass tube The top of two through-holes, the top of two glass tubes and the accommodating chamber, which seals, to be fixed, and the third water cavity and the water outlet connect Logical, the connector is fixed on the lower ending opening of the accommodating chamber, is equipped with and first water in the lower end surface of the connector The water inlet of chamber connection, the mounting hole being connected to the third water cavity is equipped at the top of the connector, and the glass is provide with It is placed in the mounting hole, and the sealed bottom of the bottom of the cloche and the mounting hole, the deep ultraviolet LED sterilizes mould Block is set in the cloche, is equipped with convex lens, the top of the connector and two at the top of deep ultraviolet LED sterilization module The sealed bottom of a glass tube is fixed, and the cloche is located at the bottom end of the third water cavity.

Wherein, the lower ending opening of the water cavity is equipped with the first internal screw thread, and the connector is equipped with and first internal screw thread First external screw thread of cooperation.

Wherein, the second internal screw thread, the top of second internal screw thread and the installation are equipped in the bottom end of the connector Hole connection.

Wherein, the sterilizing unit further includes lamp bracket, the lamp bracket be equipped with the second of second screw-internal thread fit outside Screw thread, is equipped with threading hole up and down in the lamp bracket, and the threading hole is connected to the mounting hole.

Wherein, the sterilizing unit further includes the first gasket, the second gasket and third gasket, and described first is close Packing is set to the top of the accommodating chamber, and second gasket is set to the bottom end of first glass tube, the third Gasket is set to the bottom end of second glass tube.

Wherein, the downside of first gasket be equipped with its integrally formed first positioning ring, in the connector Top be equipped with and its integrally formed second positioning ring.

The utility model embodiment has the advantages that

Sterilizing unit provided by the embodiment of the utility model, the ultraviolet light that deep ultraviolet LED sterilization module issues, through convex lens Mirror can irradiate the first water cavity bottom, the second water cavity bottom and third water cavity bottom, and water is entered from the inlet to the first water cavity, First water cavity bottom carries out first time sterilization, then the second water cavity is entered from the second through-hole at the top of the first water cavity, second Water cavity bottom carries out second and sterilizes, and then the first through hole in the second water cavity bottom enters third water cavity, at third water cavity bottom Portion carries out third time sterilization, forms three-level water cavity by accommodating chamber, the first glass tube, the second glass tube and sterilizes three times, expands Sterilization area, improves germicidal efficiency.

Detailed description of the invention

It, below will be to reality in order to illustrate more clearly of the embodiments of the present invention or technical solution in the prior art It applies mode or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that attached in being described below Figure is only exemplary, for those of ordinary skill in the art, without creative efforts, can be with It is extended according to the attached drawing of offer and obtains other implementation attached drawings.

Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for Those skilled in the art understands and reads, and is not intended to limit the utility model enforceable qualifications, therefore does not have technology On essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the utility model institute energy Under the effect of generation and the purpose that can reach, it should all still fall in the revealed technology contents of the utility model and obtain the model that can cover In enclosing.

Fig. 1 is a kind of structural schematic diagram for sterilizing unit that the utility model embodiment 1 provides；

Fig. 2 is a kind of explosion diagram for sterilizing unit that the utility model embodiment 1 provides；

Fig. 3 is the structural schematic diagram for another sterilizing unit that the utility model embodiment 2 provides；

Fig. 4 is the structural schematic diagram of the connector for the sterilizing unit that the utility model embodiment 1 or 2 provides.

In figure: 1- main body, 101- accommodating chamber, 102- water outlet, the first internal screw thread of 103-, the first glass tube of 2-, 201- One through-hole, the second glass tube of 3-, the second through-hole of 301-, 4- connector, the first external screw thread of 401-, 402- water inlet, 403- second Positioning ring, 404- mounting hole, the second internal screw thread of 405-, 406- water storage flume, 5- cloche, 6- deep ultraviolet LED sterilization module, 601- Convex lens, 7- lamp bracket, the second external screw thread of 701-, 702- threading hole, the first water cavity of 8-, the second water cavity of 9-, 10- third water cavity, 11- First gasket, the first positioning ring of 1101-, the second gasket of 12-, 13- third gasket, the 4th gasket of 14-, the first O of 15- Shape circle, the second O-ring of 16-, 17- third O-ring, 18- outlet pipe, 19- water inlet pipe, 20- water tap.

Specific embodiment

The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily, it is clear that described embodiment is The utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without making creative work belongs to the utility model protection Range.

The term of cited such as "upper", "lower", "left", "right", " centre ", is merely convenient to describe in this specification Be illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified, without substantive change Under technology contents, when being also considered as the enforceable scope of the utility model.

Embodiment 1

Embodiment 1 provides a kind of sterilizing unit, and it is mating to be mainly used for anti-penetration water purifier, meets water sterilizing and wants It asks, such as has been provided with the school of water purifier or drinking water system, family, medical institutions, enterprises and institutions and existing food and drink quotient processed Family.

As shown in Fig. 1,2,4, sterilizing unit includes main body 1, the first glass tube 2, the second glass tube 3, connector 4, glass Cover 5, deep ultraviolet LED sterilization module 6 and lamp bracket 7.Wherein, tap stainless steel can be used in main body 1, connector 4, can also adopt With tap copper or other food-grade alloys.

Main body 1 is equipped with the accommodating chamber 101 of lower ending opening, and accommodating chamber 101 is for installing the first glass tube 2, the second glass tube 3, the top of connector 4, cloche 5, deep ultraviolet LED sterilization module 6 and lamp bracket 7, accommodating chamber 101 is equipped with water outlet 102, water The lower ending opening of chamber is equipped with the first internal screw thread 103, and the first internal screw thread 103 is used for fixedly connected part 4.

First glass tube 2 is sheathed in the second glass tube 3, is equipped with and is used between the second glass tube 3 and the inner wall of accommodating chamber 101 In the annular space of flowing water, i.e. the first water cavity 8, the ring for flowing water also is provided between the first glass tube 2 and the second glass tube 3 Shape space, i.e. the second water cavity 9, the cylindrical space in the first glass tube 2 is third water cavity 10, under the first glass tube 2 Portion's side wall is equipped with first through hole 201, and first through hole 201 is connected to the second water cavity 9 with third water cavity 10, in the second glass tube 3 Upper portion side wall is equipped with the second through-hole 301, and the second through-hole 301 is that the first water cavity 8 is connected to the second water cavity 9, the top of two glass tubes Portion and the top of accommodating chamber 101, which seal, to be fixed, and third water cavity 10 is connected to water outlet 102.In use, the flow direction of water is: Water inlet 402 (being hereinafter described) the-the first water cavity 8- the second through-hole 301- the second water cavity 9- first through hole 201- third water cavity 10- water outlet 102.The top of two glass tubes and the top of accommodating chamber 101 seal and fix, and can avoid water from the first water cavity 8 Top directly leaks into water outlet 102.In the present embodiment, the top of two glass tubes and the sealing of the top of accommodating chamber 101 are solid It surely is to be realized by the first gasket 11, specifically, the first gasket 11 is set to the top of accommodating chamber 101, two glass The top of pipe is bonded with the compacting of the bottom surface of the first gasket 11, to avoid seeping water.And the downside of the first gasket 11 also It is integrally formed first positioning ring 1101, the first positioning ring 1101 is used to keep the annular space between two glass tubes not Deformation, that is, keep the second water cavity 9 indeformable, specifically, the outer diameter phase of the internal diameter of the first positioning ring 1101 and the first glass tube 2 Deng the outer diameter of the first positioning ring 1101 is equal with the internal diameter of the second glass tube 3, and it is fixed that the top edge of the second through-hole 301 is located at first The downside of position ring 1101.

Connector 4 is equipped with the first external screw thread 401 cooperated with the first internal screw thread 103, and connector 4 is fixed on accommodating chamber 101 The first internal screw thread 103 at, be equipped with for sealing in the rear end of the first internal screw thread 103 and the front end of the first external screw thread 401 Four gaskets 14 are equipped with the water inlet 402 being connected to the first water cavity 8, the top of connector 4 and two in the lower end surface of connector 4 The sealed bottom of a glass tube is fixed, specifically, the second gasket 12, the first glass tube 2 is arranged in the bottom end of the first glass tube 2 It is bonded with the compacting of the second gasket 12, third gasket 13, the second glass tube 3 and third is set in the bottom end of the second glass tube 3 The compacting fitting of gasket 13, the second gasket 12 and third gasket 13 avoid water from the bottom of water inlet 402 or the first water cavity 8 10 bottom of third water cavity is entered directly into, is additionally provided with and its integrally formed second positioning ring 403, tool at the top of connector 4 Body, the internal diameter of the second positioning ring 403 is equal with the outer diameter of the first glass tube 2, the outer diameter and the second glass of the second positioning ring 403 The internal diameter of pipe 3 is equal, and the lower edge of first through hole 201 is located at the upside of the second positioning ring 403, the second positioning ring 403 and first Positioning ring 1101 keeps the second water cavity 9 indeformable jointly.

It is equipped with the mounting hole 404 that be connected to third water cavity 10 at the top of connector 4, in the bottom end of connector 4 equipped with the The top of two internal screw threads 405, the second internal screw thread 405 is connected to mounting hole 404, and cloche 5 is mounted on mounting hole 404 from bottom to top Interior, the bottom of cloche 5 and the bottom of mounting hole 404 are sealed by the first O-ring 15, and the top of cloche 5 is located at third The bottom end of water cavity 10, deep ultraviolet LED sterilization module 6 are set in cloche 5, and deep ultraviolet LED sterilization module 6 can emit 260~ 280nm ultraviolet light, deep ultraviolet LED sterilization module 6 are killed using 20mW and the high performance chips of the above luminous power, deep ultraviolet LED The top of bacterium module 6 is equipped with convex lens 601, and ultraviolet light planoconvex lens 601 can be radiated at the bottom of three water cavities, lamp bracket after spreading 7 are located at the lower section of deep ultraviolet LED sterilization module 6, and lamp bracket 7 is equipped with the second external screw thread 701 cooperated with the second internal screw thread 405, lamp Frame 7 is equipped with threading hole 702 up and down for that will be fixed in cloche 5 in deep ultraviolet LED sterilization module 6, in lamp bracket 7, Threading hole 702 is connected to mounting hole 404, in order to seal the upper section of lamp bracket 7 and the inner wall of cloche 5, in the outer of 7 upper section of lamp bracket Side sets spaced second O-ring 16 and third O-ring 17.

In order to make deep ultraviolet LED sterilization module 6 preferably radiate, in 6 bottom of deep ultraviolet LED sterilization module and threading hole In 702, high thermal conductivity boundary material, organic silicone grease of preferably 2W/ (mK) or more are filled；Lamp bracket 7 uses high thermal conductivity aluminum profile, The better copper profile of thermal conductivity can be used；High thermal conductivity aluminum matrix printed circuit board can be used in deep ultraviolet LED sterilization module 6, can also adopt With the better copper-based printed circuit board of thermal conductivity.Furthermore water storage flume 406, water storage flume 406 and are additionally provided at the top of connector 4 The connection of one water cavity 8, makes the heat of deep ultraviolet LED sterilization module 6 that can cross lamp bracket 7, cloche 5, connector 4 and high thermal conductivity interface It is also advantageous after material transmits the water in feed trough, to improve radiating efficiency, improves germicidal efficiency, and heat dissipation effect improves In the service life for improving deep ultraviolet LED sterilization module 6.

In order to improve bactericidal effect, the inner wall of accommodating chamber 101 is ground to higher finish, is increased to the anti-of ultraviolet light The effect of penetrating, to improve germicidal efficiency；First glass tube 2, the second glass tube 3, cloche 5 and convex lens 601 are all made of light Classes and grades in school quartz glass, to the light transmittance of 260~280nm ultraviolet light 90% or so.

The sterilizing unit of the present embodiment, the ultraviolet light that deep ultraviolet LED sterilization module 6 issues, can irradiate through convex lens 601 10 bottom of first water cavity, 8 bottom, 9 bottom of the second water cavity and third water cavity, water enter the first water cavity 8 from water inlet 402, First water cavity, 8 bottom carries out first time sterilization, then enters the second water cavity 9 from second through-hole 301 at 8 top of the first water cavity, Second is carried out in 9 bottom of the second water cavity to sterilize, then the first through hole 201 in 9 bottom of the second water cavity enters third water cavity 10, Third time sterilization is carried out in 10 bottom of third water cavity, three-level is formed by accommodating chamber 101, the first glass tube 2, the second glass tube 3 Water cavity is simultaneously sterilized three times, is expanded sterilization area, is improved germicidal efficiency.

In the present embodiment, in order to improve the quality of water, O-ring and gasket are all made of food grade silicone manufacture, and can Meet the waterproof requirement of hydraulic pressure within 0.6MPa.

In the present embodiment, it can choose the optical power of different deep ultraviolet LED sterilization modules 6 to meet different flow and kill The requirement for rate of going out is convenient for modularized production.

Embodiment 2

As shown in Figures 3 and 4, embodiment 2 is another application for the sterilizing unit that embodiment 1 provides, and is mainly used in water Faucet.

In the present embodiment, ontology and tap are integrally formed, and outlet pipe 18 are equipped at the top of tap, in connector 4 Bottom is equipped with the water inlet pipe 19 being connected to water inlet 402, and the water outlet 102 and outlet pipe 18 at 101 top of accommodating chamber pass through water Faucet switch 20 is connected to, to control the speed and folding of water flow.

Embodiment 3

Embodiment 3 provides another tap, is with the difference of embodiment 2, (aqueous using touch control system Leading soft-touch control, solenoid valve, signal link control module) or flow control system (water flow switch, signal connection control mould Block) Lai Kaiqi tap, when tap is opened, synchronous averaging deep ultraviolet LED sterilization module 6 is applicable in easy to operate, raising depth 6 effective rate of utilization of ultraviolet LED sterilization module.

The drive of safe dc electricity can be used in touch control system or flow control system and deep ultraviolet LED sterilization module 6 It is dynamic, it is possible to use battery, easy to use, environmental protection and energy saving.

In the present embodiment, touch control system or flow control system are the prior art, and details are not described herein.

Although above having made detailed description to the utility model with generality explanation and specific embodiment, On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art 's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want Seek the range of protection.

Claims (6)

1. a kind of sterilizing unit, which is characterized in that the sterilizing unit includes main body (1), the first glass tube (2), the second glass (3), connector (4), cloche (5) and deep ultraviolet LED sterilization module (6) are managed, the main body (1) is equipped with the appearance of lower ending opening It receives chamber (101), the top of the accommodating chamber (101) is equipped with water outlet (102), and first glass tube (2) is sheathed on described the In two glass tubes (3), the first water cavity (8) are equipped between second glass tube (3) and the inner wall of the accommodating chamber (101), The second water cavity (9) are equipped between first glass tube (2) and second glass tube (3), in first glass tube (2) If third water cavity (10), first through hole (201) are equipped in the lower sides of first glass tube (2), in second glass The upper portion side wall for managing (3) is equipped with the second through-hole (301), and the top of the top of two glass tubes and the accommodating chamber (101) seals Fixed, the third water cavity (10) is connected to the water outlet (102), and the connector (4) is fixed on the accommodating chamber (101) Lower ending opening, the water inlet (402) that is connected to first water cavity (8) is equipped in the lower end surface of the connector (4), in institute The top for stating connector (4) is equipped with the mounting hole (404) being connected to the third water cavity (10), and the cloche (5) is set to In the mounting hole (404), and the sealed bottom of the bottom of the cloche (5) and the mounting hole (404), the deep ultraviolet LED sterilization module (6) is set in the cloche (5), is equipped with convex lens at the top of deep ultraviolet LED sterilization module (6) (601), the top of the connector (4) and the sealed bottom of two glass tubes are fixed, and the cloche (5) is located at the third The bottom end of water cavity (10).

2. sterilizing unit according to claim 1, which is characterized in that the lower ending opening of the water cavity is equipped with the first internal screw thread (103), the connector (4) is equipped with the first external screw thread (401) cooperated with first internal screw thread (103).

3. sterilizing unit according to claim 1, which is characterized in that be equipped in second in the bottom end of the connector (4) The top of screw thread (405), second internal screw thread (405) is connected to the mounting hole (404).

4. sterilizing unit according to claim 3, which is characterized in that the sterilizing unit further includes lamp bracket (7), the lamp Frame (7) is equipped with the second external screw thread (701) cooperated with second internal screw thread (405), is equipped in the lamp bracket (7) and passes through up and down Logical threading hole (702), the threading hole (702) are connected to the mounting hole (404).

5. sterilizing unit according to claim 1, which is characterized in that the sterilizing unit further includes the first gasket (11), the second gasket (12) and third gasket (13), first gasket (11) are set to the accommodating chamber (101) Top, second gasket (12) is set to the bottom end of first glass tube (2), third gasket (13) setting In the bottom end of second glass tube (3).

6. sterilizing unit according to claim 5, which is characterized in that the downside of first gasket (11) be equipped with Its integrally formed first positioning ring (1101) is equipped with and its integrally formed second positioning at the top of the connector (4) Ring (403).