CN210885409U - Flowing water sterilizing device - Google Patents

Abstract

The utility model provides a flowing water sterilizing equipment, include: the metal shell, the luminous sterilization module and the water-proof pipe body; the metal shell is provided with a water inlet and a water outlet, the water-resisting pipe body is embedded inside the metal shell and communicated with the water inlet and the water outlet, the luminous sterilization module is located between the water-resisting pipe body and the metal shell, and the luminous sterilization module is installed on the inner wall of the metal shell. The utility model provides a flowing water sterilizing equipment, the temperature of the luminous module that disinfects reduces fast, does benefit to the life of the luminous module that disinfects of extension.

Description

Flowing water sterilizing device

Technical Field

The utility model relates to an ultraviolet sterilization field especially relates to flowing water sterilizing equipment.

Background

Ultraviolet sterilization is a colorless, tasteless and chemical substance-free advantage, and the traditional chlorine and bleaching powder sterilization technology is replaced more and more in the field of water treatment. The principle of ultraviolet sterilization is as follows: the purpose of sterilization and disinfection is achieved by destroying the DNA of the microorganism and leading the microorganism to lose the functions of reproduction and self-replication.

At present, a flowing water sterilization device comprises a quartz tube and an ultraviolet lamp arranged in the quartz tube, wherein water flow with a certain flow velocity flows through the outside of the quartz tube which can transmit ultraviolet rays, and ultraviolet rays generated by the ultraviolet lamp sterilize and disinfect the flowing water.

In the prior art, when the ultraviolet lamp emits light, part of electric energy is converted into heat energy, so that the heat of the ultraviolet lamp in the quartz tube is increased too fast, and the service life of the ultraviolet lamp is further shortened.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a flowing water sterilizing equipment for it is fast to solve the ultraviolet lamp heat rising, problem that life is low.

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

an aspect of the embodiment of the utility model provides a flowing water sterilizing equipment, include: the metal shell, the luminous sterilization module and the water-proof pipe body; the metal shell is provided with a water inlet and a water outlet, the water-resisting pipe body is embedded inside the metal shell and communicated with the water inlet and the water outlet, the luminous sterilization module is located between the water-resisting pipe body and the metal shell, and the luminous sterilization module is installed on the inner wall of the metal shell.

In one possible implementation manner, at least part of the outer wall of the metal shell is provided with heat dissipation fins.

In one possible implementation manner, the metal shell is provided with a vent hole, and the vent hole is communicated with a gap between the metal shell and the water-resisting pipe body and the outside of the metal shell.

In one possible implementation manner, the light-emitting sterilization module comprises a PCB and an ultraviolet LED connected to the PCB, and the ultraviolet LED is disposed toward an axis of the metal shell.

In one possible implementation manner, a heat conduction silica gel layer is arranged between the PCB and the metal shell.

In one possible implementation manner, a positioning groove is formed in the inner wall of the metal shell, and the PCB is mounted in the positioning groove.

In one possible implementation manner, the PCB board includes:

the detection assembly is used for detecting the temperature of the ultraviolet LED and outputting a detection signal;

and the control assembly is used for receiving the detection signal and outputting a control signal so as to control the flow rate of the liquid in the riser body and the input power of the ultraviolet LED.

In one possible implementation manner, a reflective layer is disposed on the water-proof pipe body, the reflective layer covers an area of the water-proof pipe body, which is right opposite to the light-emitting sterilization module, and the reflective layer is used for reflecting ultraviolet rays.

In one possible implementation, the metal housing includes a metal tube body and an end cap; the end covers are arranged at two ends of the metal pipe body and used for sealing the metal pipe body; at least part of the end cap extends into the riser body and is used for sealing the riser body.

In one possible implementation manner, a buffer layer is arranged between the riser body and the metal shell, and the buffer layer is located in a region where the riser body is over against the light-emitting sterilization module.

The utility model provides a flowing water sterilizing equipment is through with the marine riser body embedded in metal casing to through the luminous module of disinfecting of installation between marine riser body and metal casing, the produced heat transfer of luminous module of disinfecting gives the cavity inner wall, and the cavity inner wall is the metal material that heat conductivility is good, can give off the heat to the external world fast, makes the temperature reduction of luminous module of disinfecting, does benefit to the life of the luminous module of disinfecting of extension.

In addition, through water inlet, delivery port and the riser body intercommunication with metal casing, and the riser body separates the internal liquid of luminous sterilization module and riser to make pending water, inside flowing into the riser body from the water inlet, the ultraviolet irradiation that sends through luminous sterilization module in the riser body is inside, and the disinfection is disinfected, later flows out metal casing from the delivery port, so realizes disinfecting of pending water.

In addition to the technical problems, technical features constituting technical aspects, and advantageous effects brought by the technical features of the technical aspects described above, other technical problems, technical features included in technical aspects, and advantageous effects brought by the technical features that can be solved by the embodiments of the present invention will be described in further detail in the detailed description.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is an exploded schematic view of a flowing water sterilization device provided in accordance with an exemplary embodiment;

FIG. 2 is a partial longitudinal cross-sectional view of a flowing water sterilization device provided in accordance with an exemplary embodiment; wherein, the thin arrows in fig. 2 indicate the direction of the light emitted by the light-emitting sterilization module, and the thick arrows in fig. 2 indicate the flowing direction of the flowing water;

fig. 3 is a schematic cross-sectional view of a flowing water sterilization device according to an exemplary embodiment.

Description of reference numerals:

1-a metal housing; 11-a metal tube body; 111-a positioning groove; 12-an end cap; 121-a mounting flange; 122-a mounting platform; 123-a sealing gasket; 2-a light-emitting sterilization module; 21-a PCB board; 22-ultraviolet LED; 3-a riser body; 4-radiating fins; 5-a reflective layer; 6-water inlet; and 7-water outlet.

With the above figures, certain embodiments of the present invention have been shown and described in more detail below. The drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Referring to fig. 1 to 3, the present embodiment provides a flowing water sterilizing apparatus including: the device comprises a metal shell 1, a luminous sterilization module 2 and a marine riser body 3; open on metal casing 1 has water inlet 6 and delivery port 7, and inside the marine riser body 3 embedded in metal casing 1, and marine riser body 3 communicates in water inlet 6 and delivery port 7, and luminous module 2 that disinfects is located between marine riser body 3 and metal casing 1, and luminous module 2 that disinfects installs on metal casing 1's inner wall.

Specifically, the metal housing 1 includes two bottom walls and a side wall, and the two bottom walls and the side wall enclose a cavity. The side wall of the metal shell 1 is made of metal materials, and copper, aluminum alloy and the like with good heat conductivity can be selected; the two bottom walls of the metal shell 1 can be made of metal materials or non-metal materials. The side wall and the bottom wall of the metal shell 1 may be made of the same or different materials. One end of the side wall of the metal shell 1 and one of the bottom walls can be integrally arranged, and the other end of the side wall of the metal shell 1 and the other bottom wall can be separately arranged; the side wall of the metal housing 1 may be separated from both bottom walls (as shown in fig. 1). Illustratively, the side wall and the bottom wall are separately formed, which means that the side wall and the bottom wall are separately processed and then connected together by welding, fasteners, and the like.

In addition, the shape of the axis of the metal housing 1 may be a long strip, a ring, an S-shape, an L-shape, a U-shape, etc., and the shape of the metal housing 1 is not specifically limited in this embodiment; the shape of the bottom wall of the metal housing 1 may be circular, polygonal, elliptical, triangular, etc., and the shape of the cross section of the metal housing 1 is not particularly limited in this embodiment.

It should be noted that the water inlet 6 and/or the water outlet 7 may be formed on two bottom walls of the metal casing 1 (as shown in fig. 1 and 2), and the water inlet 6 and/or the water outlet 7 may also be formed on a side wall of the metal casing 1; the water inlet 6 is connected with a water inlet pipe, and the water outlet 7 is connected with a water outlet pipe. For example, when the water inlet 6 and/or the water outlet 7 are opened on the side wall of the metal shell 1, the water inlet pipe and/or the water outlet pipe are embedded in the water inlet 6 and/or the water outlet 7 and extend into the interior of the riser body 3; for another example, as shown in fig. 1, the water inlet 6 is opened on one bottom wall of the metal casing 1, the water outlet 7 is opened on the other bottom wall of the metal casing 1, and the water inlet pipe and the water outlet pipe are communicated with two ends of the water-resisting pipe body 3.

In addition, when the water-stop valve is used, the water inlet pipe/the water outlet pipe are connected with a water pump, and under the action of the water pump, water flow with a certain flow rate flows into the water-stop pipe body 3 from the water inlet pipe and flows out from the water outlet pipe.

Specifically, the riser body 3 is a pipe body with a certain wall thickness, and the length of the riser body 3 does not exceed the length of the side wall of the metal shell 1. The marine riser body 3 is embedded in the cavity inside the metal shell 1, and the axis of the marine riser body 3 is parallel to or coincident with the axis of the metal shell 1.

The cross-sectional shape of the riser body 3 may be circular, polygonal, oval, etc., and the shape of the cross-section of the riser body 3 is not specifically limited in this embodiment as long as the cross-section of the riser body 3 is within the cross-section of the metal shell 1.

It should be noted that the riser body 3 is made of a material capable of allowing the ultraviolet rays 22 to pass through, and for example, the material of the riser body 3 may be quartz glass or high boron glass; ordinary glass transparent to ultraviolet 22 may also be selected. The riser body 3 functions as: the flowing water in the marine riser body 3 is isolated from the light-emitting sterilization module 2, and then the two ends of the marine riser body 3 need to be sealed with the two bottom walls of the metal shell, so that the flowing water is prevented from flowing into the light-emitting sterilization module 2 from a gap between the marine riser body 3 and the two bottom walls of the metal shell.

Optionally, the riser body 3 may be made of quartz glass, the bottom wall of the metal casing 1 may be made of a metal material, and the bottom wall of the metal casing 1 and the end face of the riser body 3 may be connected and sealed by brazing, laser welding, matched welding, anodic bonding, gluing, or the like. The junction of the bottom wall of metal casing 1 and 3 terminal surfaces of riser body can be provided with the sealing member, and wherein, the sealing member can include following at least one: sealing ring and sealing glue.

Specifically, the light-emitting sterilization module 2 can be embedded on the inner wall of the metal shell 1, and the outer wall of the riser body 3 is in contact with the inner wall of the metal shell 1; the light-emitting sterilization module 2 can be installed on the inner wall of the metal shell 1, and a gap is reserved between the water-resisting pipe body 3 and the inner wall of the metal shell 1. The ultraviolet rays 22 emitted from the light-emitting sterilization module 2 penetrate through the riser body 3 and irradiate the flowing water inside the riser body 3, so as to sterilize the flowing water.

The utility model provides a flowing water sterilizing equipment is through embedding in metal casing 1 with the marine riser body 3 to through the luminous module 2 that disinfects of installation between marine riser body 3 and metal casing 1, the produced heat transfer of luminous module 2 that disinfects gives the cavity inner wall, the cavity inner wall is the metal material, the heat conductivility of metal is good, just can fast give off the heat to the external world, make the temperature of luminous module 2 that disinfects reduce, do benefit to the life of extension luminous module 2 that disinfects.

The utility model provides a flowing water sterilization device's sterilization process is: through the water inlet 6 with metal casing 1, delivery port 7 and the 3 intercommunications of riser body, and the riser body 3 separates the liquid in luminous sterilization module 2 and the riser body 3 to make pending water, inside 6 flows into the riser body 3 from the water inlet, shine at the inside ultraviolet ray 22 that the luminous sterilization module 2 sent of riser body 3, and disinfection, later from delivery port 7 outflow metal casing 1, so realize the sterilization of pending water.

In one possible implementation, at least part of the outer wall of the metal housing 1 is provided with heat dissipation fins 4.

Specifically, one end of the heat sink 4 may be disposed on the sidewall of the metal housing 1, and the other end of the heat sink 4 extends toward the outside of the metal housing 1. A certain gap is left between two adjacent radiating fins 4. In addition, the length direction of the heat dissipation fins 4 can be arranged along the axial direction of the metal shell 1, the smaller the ratio of the thickness direction to the height direction of the heat dissipation fins 4 is, the denser the heat dissipation fins 4 in unit volume can be made, the larger the number is, the larger the effective heat dissipation surface area is, and the better the heat dissipation performance is.

Alternatively, the metal housing 1 and the heat dissipating fins 4 may be integrally disposed, and the heat dissipating fins 4 may be formed by processing a plurality of grooves on the sidewall of the metal housing 1. The heat dissipation area of the heat dissipation fins 4 is mainly determined by the surface area of the heat dissipation fins 4, and the larger the surface area is, the better the heat dissipation effect is; the smaller the surface area, the poorer the heat dissipation effect.

The utility model provides a flowing water sterilizing equipment is through installing luminous sterilization module 2 on metal casing 1's inner wall to through installing radiating fin on metal casing 1, make the heat that luminous sterilization module 2 produced, transmit for radiating fin 4 through metal casing 1, radiating fin 4 distributes the heat through the form of convection current, just can reduce the heat on the luminous sterilization module 2 fast, do benefit to the life of the luminous sterilization module 2 of extension.

In one possible implementation manner, the metal casing 1 is provided with a vent hole (not shown in the figure), and the vent hole is communicated with the gap between the metal casing 1 and the riser body 3 and the outside of the metal casing 1.

Specifically, be equipped with the trachea in the vent, tracheal one end is located the outside of metal casing 1, and the tracheal other end stretches into in the clearance between metal casing 1 and the marine riser body 3. The vent hole can be opened on the bottom wall of the metal shell 1, and also can be opened on the side wall of the metal shell 1. One vent hole can be arranged for communicating with the outside to play a role in heat dissipation. At least two air vents can be arranged, at least one air vent is used for air inlet and is connected with an air inlet pipe; at least one of the air outlets is connected with an air outlet pipe. In addition, most of the air holes are concentrated at the position where the luminous sterilization module 2 is arranged on the inner wall of the metal shell 1.

The utility model provides a flowing water sterilizing equipment, through installing luminous sterilization module 2 on metal casing 1's inner wall, and through installing luminous sterilization module 2 between marine riser body 3 and metal casing 1, and through setting up the air vent, and the air vent communicates in the clearance between metal casing 1 and marine riser body 3, let in the protective gas of certain pressure to the air vent, protective gas flows in the clearance between marine riser body 3 and metal casing 1, and take away heat outflow metal casing 1 on the ultraviolet LED 22, just can reduce the heat on the luminous sterilization module 2 fast, do benefit to the life of extension luminous sterilization module 2.

In one possible implementation manner, the light-emitting sterilization module 2 includes a PCB 21, and an ultraviolet LED 22 connected to the PCB 21, wherein the ultraviolet LED 22 is disposed toward the axis of the metal housing 1.

Specifically, at least one set of the light-emitting sterilization module 2 is provided. For example, when two sets of the light-emitting sterilization modules 2 are provided, the two light-emitting sterilization modules 2 may be symmetrically disposed with the axis of the metal housing 1 as a symmetry axis, and the light-emitting angle of the ultraviolet LED 22 in the light-emitting sterilization module 2 may be 180 degrees; when three groups of the light-emitting sterilization modules 2 are arranged, the three groups of the light-emitting sterilization modules 2 are uniformly distributed on the inner side of the side wall of the metal shell 1, and the light-emitting angle of the ultraviolet LED 22 in the light-emitting sterilization modules 2 can be 120 degrees; of course, the number and the installation position of the light-emitting sterilization modules 2 are not limited thereto, and the embodiment is only illustrated here.

It should be noted that the PCB 21 is also called a PCB; when the axis of the metal shell 1 is linear, the PCB 21 can be arranged in a strip shape, and a plurality of ultraviolet LEDs 22 can be uniformly distributed on one PCB 21; when the axis of metal casing 1 is the curve form, the optional flexible material of PCB board 21, PCB board 21 also can be blocky setting, and can be equipped with a plurality ofly along the axis direction of metal casing 1, and the inner wall of metal casing 1 can be hugged closely to the PCB board 21 of a plurality of blocky settings.

Alternatively, the connection between the PCB board 21 and the inner wall of the metal housing 1 may include, but is not limited to, soldering, bonding, crimping, and fastening. Wherein the solder material and the glue material used are thermally conductive.

Illustratively, when the ultraviolet LED 22 is welded to the inner wall of the metal casing 1, a heat-conducting coating is disposed between the ultraviolet LED 22 and the inner wall of the metal casing 1. The heat conduction coating comprises any one of the following coatings: silver plating; tin plating; the silver-tin composite coating comprises a silver layer and a tin layer, wherein the silver layer is plated on the inner wall of the metal shell 1, and the tin layer is plated on the silver layer. Further, an insulating layer is arranged between the heat-conducting coating and the ultraviolet LED 22, and the insulating layer is fixed on the heat-conducting coating through epoxy resin, so that the cost of the lamp can be reduced in an economical mode. Note that the material of the insulating layer is mica, polyethylene terephthalate, or polyimide.

Another exemplary, a heat conductive silicone layer is disposed between the PCB board 21 and the inner wall of the metal housing.

Specifically, the thermally conductive silicone gel can fill the gap between the PCB board 21 and the metal housing, forcing air out of the interface. Air is a poor conductor of heat and can seriously impede the transfer of heat between the contact surfaces; and the heat-conducting silica gel can make the contact surface of the PCB 21 and the metal shell fully contact, and is beneficial to the heat transfer between the PCB 21 and the metal shell.

In one possible implementation manner, a positioning groove 111 is formed on an inner wall of the metal shell, and the PCB board 21 is installed in the positioning groove 111.

Specifically, two ends of the positioning groove 111 may be communicated with two ends of the side wall of the metal shell 1; two ends of the positioning groove 111 can also be spaced from two ends of the side wall of the metal shell 1 by a certain distance; one end of the positioning groove 111 may have a gap with one end of the metal shell 1, and the other end of the positioning groove 111 may be communicated with the other end of the metal shell 1.

Alternatively, the cross section of the positioning groove 111 may be provided in a T shape, and the positioning groove 111 may include a first section and a second section; the cross section of the first section can be rectangular, one end of the second section can be communicated with the first section, the other end of the second section can extend towards the axial direction of the metal shell 1, and the second section is positioned in the projection of the first section. The side wall of the PCB 21 can be abutted against the groove wall of the first section, one surface of the PCB 21 in the thickness direction is connected to the groove bottom of the first section, and the other end of the PCB 21 in the thickness direction is provided with the ultraviolet LED 22. With the ultraviolet LED 22 located inside the second section. One end of the ultraviolet LED 22 close to the axis of the metal shell 1 does not exceed the innermost side wall of the metal shell 1.

Wherein, because the second section is located in the projection of the first section, the displacement of the PCB 21 mounted on the first section along the thickness direction thereof is blocked by the second section; in addition, since the side wall of the PCB 21 abuts against the groove wall of the first stage, the displacement of the PCB 21 in the width direction thereof is blocked by the groove wall of the first stage, and therefore, the PCB 21 can only be displaced in the length direction thereof.

Alternatively, the connection between the PCB board 21 and the positioning groove 111 includes, but is not limited to, soldering, bonding, fastener connection, etc. Illustratively, when the fastening member is used for connection between the PCB board 21 and the positioning groove 111, the fastening member may be a screw or a bolt. The groove bottom of the first section of the positioning groove 111 is provided with a threaded hole, and a fastener penetrates through the PCB 21 and is in threaded connection with the threaded hole.

The utility model provides a flowing water sterilizing equipment is through setting up positioning groove 111 to through installing PCB board 21 in positioning groove 111, can realize quick location and the installation of PCB board 21 on metal casing 1.

It should be noted that, since the positioning groove 111 is opened on the inner wall of the metal casing 1, and the end of the light-emitting sterilization module 2 close to the axis of the metal casing 1 does not exceed the innermost wall of the metal casing 1, the outer wall of the riser body 3 abuts against the inner wall of the metal casing. Thus, compared with the mode of installing the PCB 21 directly on the inner wall of the metal shell 1 by providing the positioning groove 111 on the metal shell 1, when the water-stop pipe body 3 with the same thickness is selected, the mode of installing the PCB 21 by providing the positioning groove 111 on the metal shell 1 has a large volume of water flowing through the water-stop pipe body 3, a large flow rate of water irradiated by the light-emitting sterilization module 2 in unit time, and higher efficiency of the flowing water sterilization device.

In addition, if the mode of directly mounting the PCB board 21 on the inner wall of the metal shell 1 is adopted, one end of the ultraviolet LED 22 close to the axis of the metal shell 1 can be abutted against the outer wall of the riser body 3; can be equipped with the filling layer between riser body 3 and the 1 inner wall of metal casing and protect riser body 3 to prevent that flowing water sterilizing equipment is being compelled to take place vibrations, receive exogenic action such as extrusion, riser body 3 and the 1 inner wall of metal casing bump and break, damage luminous sterilization module 2 even. The filling layer may be made of a flexible material such as elastic rubber or foam.

In one possible implementation, the PCB board 21 includes:

a detection component for detecting the temperature of the ultraviolet LED 22 and outputting a detection signal;

and the control component is used for receiving the detection signal and outputting a control signal so as to control the flow rate of the liquid in the riser body 3 and the input power of the ultraviolet LED 22.

Specifically, the PCB board 21 includes a power module for supplying power to the ultraviolet LED 22, and the power module may include at least one of: the power supply comprises a power interface used for being connected with an external power supply, a power line used for being connected with the external power supply and a battery. The detection component comprises a temperature detector arranged on the outer wall or the inner wall of the metal shell 1, and the temperature detector indirectly obtains the temperature of the luminous sterilization module 2 by measuring the temperature of the outer wall or the inner wall of the metal shell 1.

The utility model provides a flowing water sterilization device, which measures the temperature of a metal shell 1 by arranging a detection component to obtain the temperature of a luminous sterilization module 2, and controls the speed of water flow by arranging a control component through adjusting a water pump when the temperature of the metal shell 1 is higher than a preset temperature; the input electric power of the light-emitting sterilization module 2 is controlled by adjusting the voltage; the operation is suspended by cutting off the power supply, and the temperature of the luminous sterilization module 2 is reduced in such a way, so that the flowing water sterilization device is protected.

In one possible implementation manner, a reflective layer 5 is disposed on the water-proof pipe body 3, the reflective layer 5 covers an area of the water-proof pipe body 3 opposite to the light-emitting sterilization module 2, and the reflective layer 5 is used for reflecting the ultraviolet rays 22.

Specifically, the reflective layer 5 may be an aluminum reflective layer 5, or may be a non-metal bragg reflective layer 5. Illustratively, the aluminum material has good reflectivity, the surface of the aluminum material is subjected to oxidation polishing treatment, and the aluminum material can be made into a coating or plating layer which is coated or plated on the inner surface or the outer surface of the water-resisting pipe body 3. In addition, the reflective layer 5 is disposed at the opposite side of the irradiation region of the ultraviolet-transmitting LED 22, that is, the ultraviolet rays 22 emitted by the ultraviolet LED 22 penetrate through the water-stop tube 3 at one side and irradiate on the flowing water in the water-stop tube 3, a part of the ultraviolet rays pass through the flowing water and irradiate on the opposite side of the ultraviolet LED 22, and are reflected by the reflective layer 5 at the opposite side, and then the ultraviolet rays 22 are folded back into the water-stop tube 3 to continuously irradiate on the flowing water in the water-stop tube 3, thereby improving the sterilization efficiency of the light-emitting sterilization module 2.

Illustratively, the number of the light-emitting sterilization modules 2 is three, and the three light-emitting sterilization modules are uniformly distributed on the inner wall of the metal shell 1. The light-emitting angle of the ultraviolet LED 22 in the light-emitting sterilization module 2 is 120 degrees. A reflecting layer 5 is arranged on the water-proof pipe body 3 corresponding to the inner wall of the metal shell 1 between every two adjacent light-emitting sterilization modules 2.

The utility model provides a flowing water sterilizing equipment is through setting up reflection stratum 5 on riser body 3 to through 5 reflection ultraviolet ray 22 of reflection stratum, improve the ultraviolet ray 22's that luminous sterilization module 2 sent utilization efficiency, and then improve flowing water sterilizing equipment's sterilization efficiency, and then reduce the electric current that provides ultraviolet LED 22, and then reduce the produced heat of ultraviolet LED 22, and then prolong ultraviolet LED 22's life.

In one possible implementation, the metal housing 1 includes a metal tube 11 and an end cap 12; the end caps 12 are mounted at two ends of the metal tube body 11 and used for sealing the metal tube body 11; at least part of the end cap 12 extends into the riser body 3 and is intended to be sealed to the riser body 3.

Specifically, the metal pipe body 11 is provided with an oil through hole, and the oil through hole is arranged along the axis of the metal pipe body 11. The light-emitting sterilization module 2 is installed on the inner wall of the metal pipe body 11, and the waterproof pipe body 3 is embedded in the metal pipe body 11. The number of the end covers 12 is two, and the two end covers 12 respectively cover two ends of the metal pipe body 11. The end cover 12 is provided with a through hole communicated with the through hole, the through hole and the through hole are coaxial, and the diameter of the through hole is not larger than that of the through hole. The through hole is a water inlet 6 or a water outlet 7.

Optionally, at least part of the end cap 12 extends into the riser body 3 and is sealed to the riser body 3.

Optionally, at least a part of the end cap 12 is located outside the metal tube 11, and a projection of the end face of the metal tube 11 is located inside the part of the end cap 12, and the metal tube 11 and the part of the end cap 12 are connected.

Illustratively, the end cap 12 includes a mounting flange 121, a mounting platform 122 connected to the mounting flange 121; the mounting flange 121 extends into the riser body 3; the mounting platform 122 is connected to the end face of the metal pipe body 11. Optionally, a sealing member is provided on the mounting flange 121, wherein the sealing member may include, but is not limited to, at least one of the following: a sealing ring, a sealing layer formed by sealing gum and a sealing sleeve. Optionally, the mounting flange 121 is provided with a ring groove, and a sealing ring is arranged on the ring groove. Optionally, a sealing gasket 123 is disposed between the mounting platform 122 and the end surface of the metal pipe 11, and the sealing gasket 123 and the end surface of the metal pipe 11 form a sealed housing and have a buffering effect.

Optionally, the connection between mounting platform 122 and metal tube body 11 includes, but is not limited to, welding, crimping, bonding, fastener connection, and the like. Illustratively, threaded holes are formed in the end surface of the metal tube 11, and the fastening members may be screws or bolts with threads, and when connecting, the fastening members are threaded together through the threaded holes in the end surface of the metal tube 11 and the mounting platform 122. Therefore, the metal pipe body 11 and the end cover 12 are detachably connected, and subsequent inspection and maintenance are facilitated.

In addition, the end cap 12 may also be sleeved on one end of the metal pipe 11 and installed together with the metal pipe 11 through a threaded connection; the end cap 12 and the riser body 3 may also be sealingly connected together by welding, gluing, etc.

In one possible implementation, a buffer layer is provided between the riser body 3 and the metal casing 1, and the buffer layer is located in a region of the riser body 3 opposite to the region outside the light-emitting sterilization module 2.

Specifically, the buffer layer is located between the marine riser body 3 and the inner wall of the metal casing 1 for protecting the marine riser body 3, so as to prevent the marine riser body 3 and the inner wall of the metal casing 1 from colliding and breaking when the flowing water sterilization device is forced to vibrate, be squeezed and the like. The cushioning layer may be made of a flexible material such as a resilient rubber or foam.

The buffer layer is arranged on the opposite side of the ultraviolet-transmitting LED irradiation area on the basis of not shielding the ultraviolet transmitted by the water-proof pipe body. Illustratively, the number of the light-emitting sterilization modules is three, and the light-emitting sterilization modules are uniformly distributed on the inner wall of the metal shell. The light-emitting angle of the ultraviolet LED in the light-emitting sterilization module is 120 degrees. And a buffer layer is arranged on the riser body corresponding to the inner wall of the metal shell between every two adjacent light-emitting sterilization modules.

The terms "upper" and "lower" are used to describe relative positions of the structures in the drawings, and are not used to limit the scope of the present invention, and the relative relationship between the structures may be changed or adjusted without substantial technical changes.

It should be noted that: in the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Furthermore, in the present disclosure, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A flowing water sterilization device, comprising: the metal shell, the luminous sterilization module and the water-proof pipe body; the metal shell is provided with a water inlet and a water outlet, the water-resisting pipe body is embedded inside the metal shell and communicated with the water inlet and the water outlet, the luminous sterilization module is located between the water-resisting pipe body and the metal shell, and the luminous sterilization module is installed on the inner wall of the metal shell.

2. A flowing water sterilization device according to claim 1, wherein at least part of the outer wall of the metal casing is provided with heat dissipation fins.

3. The flowing water sterilization device according to claim 1, wherein the metal casing is provided with a vent hole, and the vent hole communicates with the gap between the metal casing and the riser body and the outside of the metal casing.

4. The flowing water sterilization device of claim 1, wherein the light-emitting sterilization module comprises a PCB board, and an ultraviolet LED connected with the PCB board, and the ultraviolet LED is arranged towards the axis of the metal shell.

5. The flowing water sterilization device according to claim 4, wherein a heat conductive silicone layer is disposed between the PCB board and the metal housing.

6. The flowing water sterilization device according to claim 4, wherein a positioning groove is formed on the inner wall of the metal shell, and the PCB is mounted in the positioning groove.

7. The flowing water sterilization device according to claim 4, wherein the PCB board comprises:

the detection assembly is used for detecting the temperature of the ultraviolet LED and outputting a detection signal;

and the control assembly is used for receiving the detection signal and outputting a control signal so as to control the flow rate of the liquid in the riser body and the input power of the ultraviolet LED.

8. The flowing water sterilization device of claim 1, wherein a reflective layer is disposed on the water-proof pipe body, the reflective layer covers the area of the water-proof pipe body which is opposite to the area outside the light-emitting sterilization module, and the reflective layer is used for reflecting the light emitted by the light-emitting sterilization module.

9. A flowing water disinfecting device as claimed in claim 1 wherein said metal housing comprises a metal tube body and an end cap; the end covers are arranged at two ends of the metal pipe body and used for sealing the metal pipe body; at least part of the end cover extends into the marine riser body and is in sealing connection with the marine riser body.

10. A flowing water sterilization device according to claim 9, wherein a buffer layer is provided between the riser body and the metal casing, and the buffer layer is located at the region of the riser body which is opposite to the outside of the light-emitting sterilization module.

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