CN216426813U

CN216426813U - Overflowing sterilizer

Info

Publication number: CN216426813U
Application number: CN202121919682.8U
Authority: CN
Inventors: 陈小媛; 黄瑞艺; 朱庆山; 兰挺彪
Original assignee: Shenzhen Raysr Technology Co ltd
Current assignee: Shenzhen Raysr Technology Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-05-03
Anticipated expiration: 2031-08-13

Abstract

The utility model provides an overflowing sterilizer which comprises a shell, wherein a water inlet and a water outlet are formed in the shell, a UV LED and a circuit board are arranged in the shell, the UV LED is arranged on the circuit board, a reflecting inner cavity is formed in the shell and comprises a reflecting pipe fitting and a reflecting sheet, the reflecting sheet covers one end, close to the water outlet, of the reflecting pipe fitting, a water outlet through hole is formed in the reflecting sheet, and the water outlet is communicated with the water outlet through hole. The reflecting inner cavity of the over-flow sterilizer can reflect sterilization light, so that the light utilization rate and the sterilization efficiency are improved. Meanwhile, the reflecting inner cavity consists of a reflecting pipe fitting and a reflecting sheet, so that the structure is simple; moreover, the reflecting tube fitting and the reflecting sheet can be obtained by transversely cutting a standard tube, the manufacturing process is simple, and the material and production cost is low.

Description

Overflowing sterilizer

Technical Field

The utility model belongs to the field of an overflowing type sterilization device, and particularly relates to an overflowing type sterilizer.

Background

With the improvement of living standard of people, the requirement of people on the quality of drinking water is higher and higher, and the current water disinfection product market introduces a large number of ultraviolet LED (namely purple light emitting diode) sterilization modes, and ultraviolet rays generated by the ultraviolet LED are utilized to irradiate water to realize sterilization.

At present, an overflowing type sterilizing device arranged at the tail end of a water outlet pipe of a water dispenser is provided. The water inlet of the sterilizing device is directly connected with the water outlet pipe of the water dispenser, and the water outlet is communicated with the atmosphere to receive water for direct drinking.

However, the current over-flow type sterilization apparatus has a complicated structure, high material cost and high production cost due to the need of designing structures for heat dissipation and sterilization efficiency improvement in a narrow space of the over-flow type sterilization apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an overflowing sterilizer, and aims to solve the problems of complex structure, high material cost and high production cost of an overflowing sterilizer in the prior art.

The utility model is realized in such a way that the overflowing sterilizer comprises a water inlet piece and a shell, wherein a water inlet is arranged above the water inlet piece, an installation cavity is arranged below the water inlet piece, water outlet holes are circumferentially arranged, and the water inlet, the installation cavity and the water outlet holes are communicated with one another; a water outlet is arranged below the shell, an opening is arranged above the shell, and the opening is communicated with the water outlet; the water inlet cover is arranged on the opening above the shell and closes the opening; install ultraviolet ray LED and circuit board in the piece installation cavity of intaking, ultraviolet ray LED sets up on the circuit board, reflection of light inner chamber has in the casing, reflection of light inner chamber includes reflector element and reflection of light piece, reflection of light piece housing is in reflector element is close to the one end of delivery port, the water outlet has been seted up on the reflector element, the delivery port with the water outlet intercommunication.

Furthermore, a heat conducting fin is attached to the back face of the circuit board, and the heat conducting fin cover is arranged on the installation cavity.

Further, the shell comprises an outer shell, an inner shell and a water outlet piece; the water outlet is positioned on the water outlet part, the inner shell is embedded in the outer shell, a first opening is formed in the top of the inner shell, the water inlet part extends into the first opening of the inner shell, a second opening is formed in the bottom end of the inner shell, an annular wall extends upwards from the edge of the second opening, and the reflector is embedded in the annular wall and is in interference fit with the annular wall; the water outlet piece is arranged at the bottom end of the shell.

Furthermore, the overflowing sterilizer further comprises a light-transmitting piece, the light-transmitting piece is installed at the bottom end of the water inlet piece, and the light-transmitting piece is located between the light-reflecting inner cavity and the ultraviolet LED.

Further, the overflowing sterilizer further comprises a screw cap, and the water inlet part is connected with the shell through the screw cap.

Furthermore, the top edge of the heat conducting fin is provided with a sealing ring.

Furthermore, the contact position of the water inlet part and the inner shell and the contact position of the inner shell and the water outlet part are both provided with sealing rings.

Further, the top edge of light-transmitting part is provided with a sealing ring.

Furthermore, the reflecting tube and the reflecting sheet are made of polytetrafluoroethylene.

Furthermore, an appearance lamp for enhancing visual effect is further arranged on the circuit board.

Compared with the prior art, the utility model has the beneficial effects that:

the shell of the over-flow sterilizer is internally provided with the reflective inner cavity, and the reflective inner cavity can reflect sterilization light, so that the light utilization rate and the sterilization efficiency are improved. Meanwhile, the reflecting inner cavity consists of a reflecting pipe fitting and a reflecting sheet, so that the structure is simple; moreover, the reflecting tube fitting and the reflecting sheet can be obtained by transversely cutting a standard tube, the manufacturing process is simple, and the material and production cost is low. And the water cooling heat dissipation is adopted, the water inlet part can be formed by injection, the heat conducting fins can be formed by punching, and the production cost is low.

Drawings

FIG. 1 is a schematic longitudinal sectional view of an over-flow sterilizer according to an embodiment of the present invention;

FIG. 2 is an exploded view of the flow-through sterilizer of FIG. 1;

fig. 3 is a schematic longitudinal sectional view of an over-flow sterilizer according to a second embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows: referring to fig. 1, there is shown an over-flow sterilizer provided in this embodiment, which includes a housing, an ultraviolet LED 1, a circuit board 2, a light-transmitting member 3, a heat-conducting sheet 4, a sealing ring 5, and a water inlet member 6. Wherein, the shell comprises an outer shell 7, an inner shell 8 and a water outlet member 9.

A water inlet 61 is arranged above the water inlet part 6, an installation cavity is arranged below the water inlet part, water outlet holes 62 are circumferentially arranged, and the water inlet 61, the installation cavity and the water outlet holes 62 are communicated with each other; a water outlet 91 is arranged below the shell, an opening is arranged above the shell, and the opening is communicated with the water outlet 91; the water intake member 6 covers and closes the opening above the housing.

The ultraviolet light LED 1 and the circuit board 2 are installed in the installation cavity of the water inlet piece 6, and the ultraviolet light LED 1 is arranged on the circuit board 2. The back of the circuit board 2 is pasted with a heat conducting sheet 4, and the heat conducting sheet 4 covers the mounting cavity.

The delivery port 91 is located a water outlet member 9, the inner shell 8 is embedded in the outer shell 7, the top of the inner shell 8 is provided with a first opening, the water inlet member 6 extends into the first opening of the inner shell 8, the bottom end of the inner shell 8 is provided with a second opening, the edge of the second opening upwards extends out of the annular wall 80, and the water outlet member 9 is installed at the bottom end of the outer shell 7.

Have the reflection of light inner chamber in the inner shell 8, the reflection of light inner chamber includes reflecting tube spare 81 and reflection of light piece 82, and reflection of light piece 82 housing has seted up outlet 821 in the one end that reflection of light tube spare 81 is close to delivery port 91 on the reflection of light piece 82, and delivery port 91 communicates with outlet 821.

The light-transmitting member 3 is arranged at the bottom end of the water inlet member 6, and the light-transmitting member 3 is positioned between the reflective inner cavity and the ultraviolet light LED 1.

The reflector 81 is embedded in the annular wall 80 and is in interference fit with the annular wall 80, so as to achieve the fixing and waterproof functions.

The fluid enters the water inlet part 6 from the water inlet 61, then enters the inner shell 8 from the edge position of the inner shell 8 through the water outlet hole 62 (which can bypass the sterilization assembly located at the middle position), and enters the light reflecting inner cavity from the edge position of the inner shell 8, and by the above route design, the flowing time of the fluid in the inner shell 8 can be extended, and the sterilization effect is enhanced.

The water inlet part 6 is provided with a wiring channel for arranging a power line a, and the power line a extends into the circuit board 2 in the water inlet part 6 from the outside and is not in contact with fluid.

The contact position of the water inlet part 6 and the inner shell 8 and the contact position of the inner shell 8 and the water outlet part 9 are both provided with sealing rings 5, so that fluid in the device can be prevented from seeping out of the shell. The top edge of the heat conducting sheet 4 and the top edge of the light transmitting piece 3 are also provided with sealing rings 5, so that the contact between fluid and the circuit board 2 and the ultraviolet LED 1 can be prevented, and the short circuit of the circuit can be avoided.

In the present embodiment, the reflective member 81 and the reflective sheet 82 are made of Polytetrafluoroethylene (PTFE).

Still be equipped with the outward appearance lamp b that is used for strengthening visual effect on the circuit board 2, can inform user's device in the sterilization state, the colour of light can set up to blue or purple, and light is from the inner shell to the shell, reaches soft light effect.

In conclusion, the overflowing sterilizer of the embodiment has the reflective inner cavity in the shell, and the reflective inner cavity can reflect sterilization light, so that the light utilization rate and the sterilization efficiency are improved. Meanwhile, the reflecting inner cavity consists of a reflecting pipe fitting 81 and a reflecting sheet 82, so that the structure is simple; and, adopt water-cooling heat dissipation, reflector 81 and reflector 82 all can be got by the horizontal cutting of standard pipe, and water inlet 6 can injection moulding, and conducting strip 4 can the stamping forming, and the part manufacturing process of device is simple, and material and low in production cost.

Example two:

the difference from the first embodiment is that:

the overflowing sterilizer of the present embodiment further includes a screw cap c, and the water inlet member 6 is connected to the housing 7 through the screw cap c.

The screw cap c and the water inlet part 6 are independent parts, and the screw cap c and the water inlet part 6 can be detached, so that the water inlet part 6 can be conveniently demoulded, and a power line a can be arranged.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An overflow sterilizer comprises a water inlet part and a shell, wherein a water inlet is formed above the water inlet part, an installation cavity is formed below the water inlet part, water outlet holes are formed in the circumferential direction of the water inlet part, and the water inlet, the installation cavity and the water outlet holes are communicated with one another; a water outlet is arranged below the shell, an opening is arranged above the shell, and the opening is communicated with the water outlet; the water inlet cover is arranged on the opening above the shell and closes the opening; install ultraviolet ray LED and circuit board in the piece installation cavity of intaking, ultraviolet ray LED sets up on the circuit board, its characterized in that, reflection of light inner chamber has in the casing, reflection of light inner chamber includes reflector element and reflection of light piece, the reflection of light piece housing is in reflector element is close to the one end of delivery port, the water outlet has been seted up on the reflector element, the delivery port with the water outlet intercommunication.

2. The flow sterilizer of claim 1 wherein a thermally conductive sheet is attached to the back of said circuit board and said thermally conductive sheet is covered on said mounting cavity.

3. The flow-through sterilizer of claim 1, wherein the housing comprises an outer shell, an inner shell, and a water outlet; the water outlet is positioned on the water outlet part, the inner shell is embedded in the outer shell, a first opening is formed in the top of the inner shell, the water inlet part extends into the first opening of the inner shell, a second opening is formed in the bottom end of the inner shell, an annular wall extends upwards from the edge of the second opening, and the reflector is embedded in the annular wall and is in interference fit with the annular wall; the water outlet piece is arranged at the bottom end of the shell.

4. The flow-through sterilizer of claim 1, further comprising a light transmissive member mounted at the bottom end of the water inlet member and positioned between the reflective interior and the ultraviolet LED.

5. The flow-through sterilizer of claim 3, further comprising a screw cap through which said water inlet member is connected to said housing.

6. The flow sterilizer of claim 2, wherein the top edge of the heat conducting strip is provided with a sealing ring.

7. The over-flow sterilizer of claim 3, wherein sealing rings are provided at the contact position of the water inlet member and the inner shell and at the contact position of the inner shell and the water outlet member.

8. The flow sterilizer of claim 4 wherein the top edge of the light transmissive element is provided with a sealing ring.

9. The flow sterilizer of any one of claims 1 to 6, wherein the reflector element and the reflector plate are made of polytetrafluoroethylene.

10. The over-flow sterilizer of any one of claims 1 to 6, wherein an appearance light for enhancing visual effect is further provided on the circuit board.