CN113968600A - Dynamic water killing module and water purifying equipment - Google Patents

Abstract

The invention relates to the field of water sterilization and disinfection, in particular to a dynamic water sterilization and disinfection module and water purification equipment. The dynamic water sterilizing module comprises a deep ultraviolet light source component and a sterilizing cavity component; the sterilization cavity component comprises a reflective metal sleeve, a water inlet pipe and a water outlet pipe; the bottom surface of the reflective metal sleeve is provided with a metal baffle plate so as to form a sterilization cavity inside the reflective metal sleeve, and the water inlet pipe and the water outlet pipe are both communicated with the sterilization cavity; the inner surfaces of the reflective metal sleeves are all set as total reflection surfaces, and the inner walls of the upper parts of the reflective metal sleeves are provided with reflective cup structures; the width of the cross section of the reflecting cup structure is gradually increased from top to bottom, the cup bottom at the upper end of the reflecting cup structure is provided with an incident port, and the cup mouth at the lower end of the reflecting cup structure is an emergent port; the deep ultraviolet light source assembly is arranged at the incident port, so that light rays generated by the deep ultraviolet light source assembly irradiate the sterilization cavity and are reflected back to the sterilization cavity through the reflective metal sleeve. Borrow this setting for light carries out constantly to reflect in the chamber that disinfects and disappears rivers, effectively improves the light utilization ratio of light, promotes sterilization efficiency and effect.

Description

Dynamic water killing module and water purifying equipment

Technical Field

The invention relates to the field of water sterilization and disinfection, in particular to a dynamic water sterilization and disinfection module and water purification equipment.

Background

With the improvement of living standard of people, the requirement of people on the quality of drinking water is higher and higher, at present, an ultraviolet LED sterilization mode is introduced into the water sterilization product market, for flowing water, the existing device for performing ultraviolet sterilization on water flowing through a pipeline by adopting a deep ultraviolet LED light source places the deep ultraviolet LED light source in a sterilization cavity, and when the water flows through the sterilization cavity, the dynamic water sterilization and disinfection are realized by ultraviolet irradiation generated by the ultraviolet LED; the deep ultraviolet LED lamp is adopted as a novel artificial deep ultraviolet light source for water flow sterilization and disinfection, and the device has the advantages of environmental protection, good sterilization effect, flexible use and the like, and gradually replaces the traditional mercury lamp tube to become an ideal choice.

However, in the actual use process, in order to improve the sterilization rate, a method of increasing the power of the LED is usually adopted, and under the condition of high power, the operating temperature of the LED is too high, which easily causes damage to the LED, so that the service life of the LED for overcurrent sterilization in the prior art is short. How to design a sterilization device which can improve the utilization rate of deep ultraviolet LED light, improve sterilization efficiency and prolong the service life of equipment is a problem which needs to be solved urgently in the field.

Disclosure of Invention

In order to solve the problems of low utilization rate of deep ultraviolet light and poor sterilization efficiency in the prior art, the invention provides a dynamic water sterilizing module, which comprises a deep ultraviolet light source component and a sterilizing cavity component; the sterilization cavity component comprises a reflective metal sleeve, a water inlet pipe and a water outlet pipe; the bottom surface of the reflective metal sleeve is provided with a metal baffle plate so as to form a sterilization cavity inside the reflective metal sleeve, and the water inlet pipe and the water outlet pipe are both communicated with the sterilization cavity;

the inner surfaces of the reflective metal sleeves are all set as total reflection surfaces, and the inner walls of the upper parts of the reflective metal sleeves are provided with reflective cup structures; the width of the cross section of the reflecting cup structure is gradually increased from top to bottom, the cup bottom at the upper end of the reflecting cup structure is provided with an incident port, and the cup mouth at the lower end of the reflecting cup structure is an emergent port; the deep ultraviolet light source assembly is arranged at the incident port, so that light rays generated by the deep ultraviolet light source assembly irradiate the sterilization cavity and are reflected back to the sterilization cavity through the reflective metal sleeve.

In one embodiment, the sterilizing chamber assembly further comprises a housing sleeved outside the reflective metal sleeve; the reflective metal sleeve is provided with a water inlet below the reflective cup structure, and a water outlet is formed in one side, far away from the water inlet, of the metal baffle; be equipped with inlet tube and outlet pipe on the casing, the inlet tube is connected with the water inlet, the outlet pipe with the casing bottom plate is connected, and the casing bottom plate has certain space with the metal baffle interval to make rivers flow into the cavity that disinfects through the inlet tube, and flow through interval space, outlet pipe between delivery port, metal baffle and casing in proper order.

In one embodiment, a certain space is arranged between the upper outer wall surface of the reflective metal sleeve and the inner wall surface of the shell, so that a buffer cavity is formed between the upper outer wall surface of the reflective metal sleeve and the inner wall surface of the shell, and an EVA material is arranged in the buffer cavity.

In one embodiment, the deep ultraviolet light source assembly comprises a metal substrate, a deep ultraviolet light source; the metal substrate is provided with a first surface and a second surface which are opposite, and the deep ultraviolet light source is arranged on the first surface of the metal substrate; the metal substrate is arranged above an incident port of the reflection cup structure, the first surface of the metal substrate faces the incident port, and the end face of the incident port is located around the deep ultraviolet light source, so that a cooling area is formed in the sterilization chamber, heat generated by the deep ultraviolet light source is transmitted to the reflection metal sleeve through the metal substrate, and the reflection metal sleeve dissipates heat through the cooling area.

In one embodiment, the deep ultraviolet light source assembly further comprises a reflective metal structure; the light-reflecting metal structure is arranged between the deep ultraviolet light source and the metal substrate and is used for reflecting light rays emitted by the deep ultraviolet light source.

In one embodiment, the reflective metal structure is provided with a first opening, and the first opening corresponds to the position of the deep ultraviolet light source, so that the deep ultraviolet light source is exposed out of the reflective metal structure through the first opening; and heat conducting structures are arranged at the joint of the deep ultraviolet light source and the metal substrate and the joint of the reflective metal structure and the metal substrate.

In an embodiment, the metal substrate is an aluminum substrate.

In one embodiment, the device further comprises an end cap; the end cap is disposed on the second surface of the metal substrate.

In one embodiment, the device further comprises a quartz plate arranged on the entrance port; the quartz plate is arranged below the deep ultraviolet light source component so as to separate the sterilization chamber from the deep ultraviolet light source component.

The invention also provides water purification equipment which adopts the dynamic water sterilizing module.

Based on the above, compared with the prior art, the dynamic water sterilizing module provided by the invention has the following excellent effects:

1. through the setting of the internal surface total reflection face of reflection of light metal sleeve and the setting of upper portion reflection of light cup structure for light that dark ultraviolet light source subassembly sent constantly reflects in the cavity that disinfects, disappears to rivers and kills, thereby makes rivers fully receive ultraviolet irradiation, guarantees that the rivers that flow in receive complete killing, effectively improves dark ultraviolet light utilization ratio, promotes sterilization efficiency and effect.

2. The water outlet on the metal baffle is arranged on one side far away from the water inlet, the distance between the water inlet and the water outlet is long, the water flow forms turbulent flow, and the turbulence degree is increased, so that the water flow path can be increased, the water flow can be fully irradiated by ultraviolet rays, the inflowing water flow is guaranteed to be completely killed, and the sterilization efficiency and the sterilization effect are improved;

3. the EVA material is filled in the buffer cavity formed between the upper outer wall surface of the reflective metal sleeve and the inner wall surface of the shell, and the EVA material with good elasticity at low temperature can effectively prevent the sterilization chamber from bursting during low-temperature freezing.

4. Through the cooperation of the metal substrate on the deep ultraviolet light source component and the metal reflection sleeve, a cooling area is formed in the sterilization chamber filled with water flow, heat generated by the deep ultraviolet light source is transmitted to the reflection metal sleeve through the metal substrate, the heat is dissipated through the water flow in the cooling area, and the heat is absorbed through a water cooling mode, so that the deep ultraviolet light source maintains a lower temperature during working, and the service life of the ultraviolet light source is prolonged.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts; in the following description, the drawings are illustrated in a schematic view, and the drawings are not intended to limit the present invention.

Fig. 1 is a schematic perspective 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 a schematic structural view of a sterilization chamber assembly according to an embodiment of the present invention;

FIG. 4 is a schematic view of a reflective metal sleeve according to an embodiment of the present invention;

FIG. 5 is an exploded view of an embodiment of the present invention;

FIG. 6 is a schematic diagram of FIG. 2 with a partial structure broken away;

FIG. 7 is a first schematic view illustrating a first exemplary structure of a deep ultraviolet light source assembly according to an embodiment of the present disclosure;

FIG. 8 is a second schematic structural diagram of a deep ultraviolet light source assembly according to an embodiment of the present disclosure;

fig. 9 is an exploded view of an exemplary deep ultraviolet light source module according to an embodiment of the present disclosure.

Reference numerals:

10 sterilization cavity assembly 20 deep ultraviolet light source assembly 100 reflection metal sleeve

200 housing 110 sterilization chamber 120 metal baffle

130 reflective cup structure 140 water inlet 150 water outlet

131 entrance port 132 exit port 1311 entrance port end face

210 inlet pipe 220 outlet pipe 230 buffer cavity

231EVA material 300 metal substrate 400 deep ultraviolet light source

500 reflection metal structure 600 end cover 700 quartz plate

310 first surface 320 second surface 510 first opening

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and are not to be construed as limiting the present invention; it will be further understood that terms used herein should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The present invention provides a dynamic water disinfection module as shown in the embodiment of fig. 1-9, which comprises a deep ultraviolet light source component 20 and a sterilization cavity component 10; the sterilization cavity assembly 10 comprises a reflective metal sleeve 100, a water inlet pipe 210 and a water outlet pipe 220; the bottom surface of the reflective metal sleeve 100 is provided with a metal baffle 120 to form a sterilization chamber 110 therein, and the water inlet pipe 210 and the water outlet pipe 220 are both communicated with the sterilization chamber 110; the inner surfaces of the reflective metal sleeves 100 are all provided with total reflection surfaces, and the inner walls of the upper parts of the reflective metal sleeves are provided with reflective cup structures 130; the width of the cross section of the reflective cup structure 130 gradually increases from top to bottom, the cup bottom at the upper end of the reflective cup structure is provided with an incident port 131, and the cup mouth at the lower end of the reflective cup structure is an exit port 132; the deep ultraviolet light source assembly 20 is disposed at the entrance 131, so that the light generated by the deep ultraviolet light source assembly irradiates the sterilization chamber 110 and is reflected back to the sterilization chamber 110 through the reflective metal sleeve 100.

As shown in fig. 2-6, the inner surface of the reflective metal sleeve 100 is a total reflection surface (including the bottom metal baffle 120 and the inner wall surface of the reflective cup structure 130 are total reflection surfaces), the upper inner wall of the reflective metal sleeve is provided with the reflective cup structure 130, the cross-sectional width of the reflective cup structure 130 is gradually increased from top to bottom, that is, the cross-sectional width is gradually increased from the bottom of the reflective cup structure 130 to the rim of the reflective cup structure 130, the bottom of the upper cup is provided with an opening, that is, an entrance port 131, and the rim of the lower cup is an exit port 132;

when the device is used, water flows into the sterilization cavity 110 through the water inlet pipe 210 and flows out through the water outlet pipe 220, the deep ultraviolet light source component 20 arranged at the incident port 131 emits deep ultraviolet light, and the deep ultraviolet light irradiates into the sterilization cavity 110 through the reflection cup structure to kill the water; it sets up through reflection of light cup structure 130 and the internal surface total reflection face setting of reflection of light metal sleeve 100 for the light that deep ultraviolet light source subassembly 20 sent makes a round trip to reflect in sterilization cavity 110, disappears and kills rivers, thereby effectively improves deep ultraviolet light utilization ratio, promotes sterilization efficiency and effect.

It should be noted that: the technical means for setting the inner surface of the reflective metal sleeve 100 as a total reflection surface is the prior art, for example, the inner cavity wall of the aluminum surface of the reflective metal sleeve 100 adopts the technical means of polishing, then anodizing, evaporating a dielectric film, electroplating or the like, so that the inner surface forms the total reflection surface; according to the above design concept, other existing manners may be adopted by those skilled in the art to form the inner surface of the reflective metal sleeve 100 into a total reflection surface, including but not limited to the above solution;

it should be noted that: the reflector cup structure 130 is a conventional reflector for long-distance spotlight, and is generally a cup-shaped reflector cup, which is commonly referred to as a reflector cup, and its operation and working principle will not be described in a repeated manner, and the larger opening of the cup-shaped reflector cup structure 130 is referred to as a cup opening and the smaller opening is referred to as a cup bottom in the present document according to the general technical terminology in the field.

Preferably, the sterilization chamber assembly 10 further includes a housing 200 sleeved outside the reflective metal sleeve 100; the reflective metal sleeve 100 is provided with a water inlet 140 below the reflective cup structure 130, and a water outlet 150 is provided on one side of the metal baffle 120 away from the water inlet 140; be equipped with inlet tube 210 and outlet pipe 220 on the casing 200, inlet tube 210 is connected with water inlet 140, outlet pipe 220 with casing 200 floor connection, and casing 200 bottom plate and metal baffle 120 interval have certain space to make rivers flow into the cavity 110 that disinfects through inlet tube 210, and flow through interval space, the outlet pipe 220 between delivery port 150, metal baffle 120 and casing 200 in proper order.

On one hand, the casing 200 is disposed outside the reflective metal sleeve 100 to protect internal components, such as the metal substrate 300 and the reflective metal sleeve 100;

on the other hand, the reflective metal sleeve 100 is provided with a water inlet 140 below the reflective cup structure 130, and the metal baffle 120 is provided with a water outlet 150 at a side far away from the water inlet 140, the water inlet pipe 210 on the housing 200 is connected with the water inlet 140, and the water outlet pipe 220 on the housing 200 is connected with the bottom plate of the housing 200; when the water-saving sterilizing chamber is used, external water flows in through the water inlet pipe 210, flows into the sterilizing chamber 110 through the water inlet 140, and then flows out through the water outlet 150, the space between the metal baffle 120 and the shell 200 and the water outlet pipe 220 in sequence; wherein, set up delivery port 150 on metal baffle 120 in the one side of keeping away from water inlet 140, water inlet 140 is far away from delivery port 150, and rivers form the torrent, and the turbulence level increases, so can increase the water flow path for rivers fully receive ultraviolet irradiation, guarantee that the rivers that flow in receive complete killing, improve sterilization efficiency and bactericidal effect.

Preferably, a certain space is formed between the upper outer wall surface of the reflective metal sleeve 100 and the inner wall surface of the casing 200, so that a buffer cavity 230 is formed between the upper outer wall surface of the reflective metal sleeve 100 and the inner wall surface of the casing 200, and an EVA material 231 is disposed in the buffer cavity 230.

As shown in fig. 2 to 6, an EVA material 231 is filled in a buffer cavity 230 formed between an upper outer wall surface of the reflective metal sleeve 100 and an inner wall surface of the housing 200; EVA material 231 has the good characteristics of elasticity under the low temperature, and under the low temperature state, the freezing volume expansion that makes of rivers in the chamber 110 that disinfects sets up elasticity EVA material 231 and can effectively prevent to disinfect chamber 110 spalling when the low temperature is freezing.

Preferably, as shown in fig. 1 to 9, in this embodiment, the reflective metal sleeve 100 is a cylindrical structure having a cavity inside, and the upper portion thereof is a truncated cone-shaped structure, so that the cavity on the upper portion of the reflective metal sleeve 100 forms a truncated cone-shaped cavity, and thus the reflective cup structure 130 is formed on the inner wall surface on the upper portion of the reflective metal sleeve 100; the housing 200 is a cylindrical structure adapted to the reflective metal sleeve 100, and a buffer cavity 230 is formed between the outer wall surface of the upper circular truncated cone structure of the reflective metal sleeve 100 and the inner wall surface of the housing 200 with the cylindrical structure;

the light reflecting metal sleeve 100 and the housing 200 are conveniently matched and mounted through the shape arrangement of the light reflecting metal sleeve 100 and the housing 200. As shown in fig. 2 to 4, in the present embodiment, the metal baffle 120 is a circular structure, the water inlet 140 is disposed below the reflective cup structure 130, and the water outlet 150 is disposed on the metal baffle 120 on a side away from the water inlet 140, that is, the distance between the water inlet 140 and the water outlet 150 in the horizontal direction is about a diameter distance of the metal baffle 120, and the two are spatially farthest from each other, so that the dynamic water flow forms a turbulent flow, the turbulence degree is increased, and the path is increased.

Preferably, as shown in fig. 1 to 9, in the present embodiment, the metal substrate 300 has a circular shape, and the quartz plate 700 has a circular shape; the upper part of the reflective metal sleeve 100 is of a round table structure, the incident port 131 of the reflective metal sleeve is circular, and the quartz plate 700 is set to be circular, so that the reflective metal sleeve 100 can be conveniently matched and installed.

It should be noted that, besides the solution described in the embodiment, the metal substrate 300 may also have other shapes such as a square shape, an oval shape, and a polygon shape, and the quartz plate 700 may be adaptively adjusted according to the shape of the entrance port 131 so as to match the shape of the entrance port 131, including but not limited to the solution described in the above embodiment.

Preferably, the deep ultraviolet light source assembly 20 comprises a metal substrate 300, a deep ultraviolet light source 400; the metal substrate 300 has a first surface 310 and a second surface 320 opposite to each other, and the deep ultraviolet light source 400 is disposed on the first surface 310 of the metal substrate 300; the metal substrate 300 is disposed above the entrance port 131 of the reflective cup structure 130, the first surface 310 of the metal substrate faces the entrance port 131, and the end surface of the entrance port 131 is located around the deep ultraviolet light source 400, so that the sterilization chamber 110 of the reflective metal sleeve 100 forms a cooling region, heat generated by the deep ultraviolet light source 400 is transferred to the reflective metal sleeve 100 through the metal substrate 300, and the reflective metal sleeve 100 dissipates heat through the cooling region.

As shown in fig. 2 to 9, the deep ultraviolet light source 400 is disposed on the first surface 310 of the metal substrate 300, and is used for emitting light; when the metal substrate light source device is used, water flows into the water inlet pipe 210 and flows through the sterilization chamber 110 and then is discharged from the water outlet pipe 220, heat generated by the deep ultraviolet light source 400 is transmitted to the metal substrate 300, the first surface 310 of the metal substrate 300 is in contact with the incident port end surface 1311, so that the heat is transmitted to the reflective metal sleeve 100 through the metal substrate 300, the heat is dissipated through water flow in the cooling area (namely, the sterilization chamber 110 filled with the water flows), and the heat is absorbed through a water cooling mode, so that the deep ultraviolet light source 400 maintains a lower temperature during working.

Preferably, the deep ultraviolet light source assembly 20 further comprises a light reflecting metal structure 500; the reflective metal structure 500 is disposed between the deep ultraviolet light source 400 and the metal substrate 300, and is configured to reflect light emitted from the deep ultraviolet light source 400.

As shown in fig. 7-9, the reflective metal structure 500 is located between the deep ultraviolet light source 400 and the metal substrate 300, and is used for reflecting the deep ultraviolet light reflected by the inner surface of the reflective metal sleeve 100, so that the light reflected by the reflective metal structure 500 enters the sterilization chamber 110 to sterilize the water flow.

Preferably, the reflective metal structure 500 is provided with a first opening 510, and the first opening 510 corresponds to the position of the deep ultraviolet light source 400, so that the deep ultraviolet light source 400 is exposed from the reflective metal structure 500 through the first opening 510; heat conducting structures (shown in the figure) are arranged at the joint of the deep ultraviolet light source 400 and the metal substrate 300 and the joint of the reflective metal structure 500 and the metal substrate 300.

The connection between the deep ultraviolet light source 400 and the metal substrate 300 and the connection between the reflective metal structure 500 and the metal substrate 300 are connected by a heat conduction structure, which not only enhances the connection between the deep ultraviolet light source 400 and the metal substrate 300 and the connection between the reflective metal structure 500 and the metal substrate 300, but also helps to guide the heat generated by the deep ultraviolet light source 400 to the metal substrate 300 and enhances the heat dissipation of the deep ultraviolet light source 400; in addition, the metal substrate 300 is connected to the reflective metal structure 500 through the heat conducting structure, so that heat can be transferred from the first surface 310 of the metal substrate 300 to the reflective metal structure 500 to be conducted out.

The heat conducting structure may be made of heat conducting silicone grease or solder paste, that is, the metal substrate 300 is connected to the reflective metal structure 500 and the deep ultraviolet light source 400 by welding or by using the heat conducting silicone grease. Preferably, the first surface 310141 of the metal substrate 300 is pre-painted and de-painted to expose the metal material, and the exposed metal material is connected to the reflective metal structure 500 by soldering or thermal silicone grease.

It should be noted that, in this embodiment, the heat conducting structure is made of materials such as heat conducting silicone grease or solder paste, and according to the design concept, a person skilled in the art may also use a heat conducting structure made of other existing heat conducting materials, including but not limited to the above solutions.

Preferably, the metal substrate 300 is an aluminum substrate.

The aluminum substrate has high structural strength, and has excellent electrical conductivity, thermal conductivity and corrosion resistance. It should be noted that the aluminum substrate is adopted as a preferred embodiment in the present embodiment, and according to the design concept, a person skilled in the art may also adopt other metal materials with good thermal conductivity, including but not limited to the above aluminum substrate.

Preferably, an end cap 600 is also included; the end cap 600 is disposed on the second surface 320 of the metal substrate 300.

The end cap 600 is disposed on the second surface 320 of the metal substrate 300 and connected to the housing 200 to protect the internal components.

Preferably, the solar cell further comprises a quartz plate 700 arranged on the incident port 131; the quartz plate 700 is disposed under the deep ultraviolet light source assembly 20 so as to block the sterilization chamber 110 from the deep ultraviolet light source assembly 20.

The quartz plate 700 is arranged to block the sterilization chamber 110 and the deep ultraviolet light source assembly 20, so that the deep ultraviolet light can be smoothly irradiated into the sterilization chamber 110, and the internal deep ultraviolet light source assembly 20 can be protected.

Preferably, the deep ultraviolet light source assembly 20 includes several deep ultraviolet light sources 400; the deep ultraviolet light sources 400 are arranged on the first surface 310 of the metal substrate 300 in a rectangular array. Preferably, the deep ultraviolet light source 400 includes a deep ultraviolet light emitting diode for emitting deep ultraviolet light.

As shown in fig. 7-9, four deep ultraviolet light sources 400 are arranged on the first surface 310 of the metal substrate 300 in a rectangular array manner to provide a better killing effect;

it should be noted that, according to the design concept described above, a person skilled in the art may use other numbers of deep ultraviolet light sources 400, including but not limited to the solutions described in the embodiments.

In summary, compared with the prior art, the dynamic water disinfection module provided by the invention has the following excellent effects:

1. through the setting of the internal surface total reflection surface of reflection of light metal sleeve 100 and the setting of upper portion reflection of light cup structure 130 for light that dark ultraviolet ray source subassembly 20 sent constantly reflects in sterilization cavity 110, disappears to rivers and kills, thereby makes rivers fully receive ultraviolet irradiation, guarantees that the rivers that flow in receive complete killing, effectively improves dark ultraviolet ray utilization ratio, promotes sterilization efficiency and effect.

2. By arranging the water outlet 150 on the metal baffle 120 at the side far away from the water inlet 140, the water inlet 140 is far away from the water outlet 150, the water flow forms turbulent flow, the turbulence degree is increased, and thus the water flow path can be increased, the water flow is fully irradiated by ultraviolet rays, the inflow water flow is guaranteed to be completely killed, and the sterilization efficiency and the sterilization effect are improved;

3. the buffer cavity 230 formed between the upper outer wall surface of the reflective metal sleeve 100 and the inner wall surface of the housing 200 is filled with the EVA material 231, and when the temperature is low, the EVA material 231 having good elasticity at low temperature can effectively prevent the sterilization chamber 110 from bursting during low-temperature freezing.

4. Through the cooperation of the metal substrate 300 on the deep ultraviolet light source assembly 20 and the metal reflection sleeve, a cooling region is formed in the sterilization chamber 110 of the reflection metal sleeve 100, which is filled with water flow, heat generated by the deep ultraviolet light source 400 is transmitted to the reflection metal sleeve 100 through the metal substrate 300, the heat is dissipated through the water flow in the cooling region, and the heat is absorbed through a water cooling mode, so that the deep ultraviolet light source 400 maintains a lower temperature during operation, and the service life of the ultraviolet light source is prolonged.

In addition, it will be appreciated by those skilled in the art that, although there may be many problems with the prior art, each embodiment or aspect of the present invention may be improved only in one or several respects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.

Although terms such as deep ultraviolet light source assembly, reflective metal sleeve, metal baffle, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a module is killed in developments water that disappears which characterized in that: comprises a deep ultraviolet light source component (20) and a sterilization cavity component (10); the sterilization cavity component (10) comprises a reflective metal sleeve (100), a water inlet pipe (210) and a water outlet pipe (220); the bottom surface of the reflective metal sleeve (100) is provided with a metal baffle (120) so as to form a sterilization chamber (110) inside, and the water inlet pipe (210) and the water outlet pipe (220) are both communicated with the sterilization chamber (110);

the inner surfaces of the reflective metal sleeves (100) are all provided with total reflection surfaces, and the inner walls of the upper parts of the reflective metal sleeves are provided with reflective cup structures (130); the cross section width of the reflecting cup structure (130) is gradually increased from top to bottom, the cup bottom at the upper end of the reflecting cup structure is provided with an incident port (131), and the cup mouth at the lower end of the reflecting cup structure is an emergent port (132); the deep ultraviolet light source assembly (20) is arranged at the incident port (131) so that light generated by the deep ultraviolet light source assembly irradiates the sterilization chamber (110) and is reflected back to the sterilization chamber (110) through the reflective metal sleeve (100).

2. The dynamic water killing module of claim 1, wherein: the sterilization cavity component (10) further comprises a shell (200) sleeved outside the reflective metal sleeve (100);

a water inlet (140) is formed in the reflective metal sleeve (100) below the reflective cup structure (130), and a water outlet (150) is formed in one side, far away from the water inlet (140), of the metal baffle (120);

be equipped with inlet tube (210) and outlet pipe (220) on casing (200), inlet tube (210) are connected with water inlet (140), outlet pipe (220) with casing (200) bottom plate is connected, and casing (200) bottom plate and metal baffle (120) interval have certain space to make rivers flow into through inlet tube (210) and disinfect cavity (110) to interval space, outlet pipe (220) between delivery port (150), metal baffle (120) and casing (200) flow out in proper order.

3. The dynamic water killing module of claim 2, wherein: a certain space is formed between the upper outer wall surface of the reflective metal sleeve (100) and the inner wall surface of the shell (200), so that a buffer cavity (230) is formed between the upper outer wall surface of the reflective metal sleeve (100) and the inner wall surface of the shell (200), and an EVA material (231) is arranged in the buffer cavity (230).

4. The dynamic water killing module of claim 2, wherein: the deep ultraviolet light source assembly (20) comprises a metal substrate (300) and a deep ultraviolet light source (400);

the metal substrate (300) is provided with a first surface (310) and a second surface (320) which are opposite, and the deep ultraviolet light source (400) is arranged on the first surface (310) of the metal substrate (300);

the metal substrate (300) is arranged above an incident port (131) of the reflection cup structure (130), a first surface (310) of the metal substrate faces the incident port (131), an incident port end face (1311) of the metal substrate is located around the deep ultraviolet light source (400), a cooling area is formed in the sterilization chamber (110), heat generated by the deep ultraviolet light source (400) is transmitted to the reflection metal sleeve (100) through the metal substrate (300), and the reflection metal sleeve (100) dissipates heat through the cooling area.

5. The dynamic water killing module as claimed in claim 4, wherein: the deep ultraviolet light source assembly (20) further comprises a reflective metal structure (500);

the reflective metal structure (500) is arranged between the deep ultraviolet light source (400) and the metal substrate (300) and is used for reflecting light rays emitted by the deep ultraviolet light source (400).

6. The dynamic water killing module of claim 5, wherein: a first opening (510) is formed in the reflective metal structure (500), and the first opening (510) corresponds to the position of the deep ultraviolet light source (400), so that the deep ultraviolet light source (400) is exposed out of the reflective metal structure (500) through the first opening (510);

and heat conducting structures are arranged at the joint of the deep ultraviolet light source (400) and the metal substrate (300) and the joint of the reflective metal structure (500) and the metal substrate (300).

7. The dynamic water killing module as claimed in claim 4, wherein: the metal substrate (300) is an aluminum substrate.

8. The dynamic water killing module as claimed in claim 4, wherein: further comprising an end cap (600);

the end cap (600) is disposed on the second surface (320) of the metal substrate (300).

9. The dynamic water killing module of claim 1, wherein: the quartz plate (700) is arranged on the incident port (131);

the quartz plate (700) is arranged below the deep ultraviolet light source assembly (20) so as to block the sterilization chamber (110) and the deep ultraviolet light source assembly (20).

10. A water purification unit, its characterized in that: use of a dynamic water-disinfecting module as claimed in any of claims 1 to 9.

Images