CN214360382U

CN214360382U - Ultraviolet sterilization module

Info

Publication number: CN214360382U
Application number: CN202120186088.6U
Authority: CN
Inventors: 孙桔
Original assignee: Hangzhou Rongcheng Technology Co ltd
Current assignee: Hangzhou Rongcheng Technology Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-10-08
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses an ultraviolet sterilization module, which comprises a shell arranged in a water tank, wherein a support piece is arranged in the shell, a sterilization LED module capable of generating ultraviolet rays is detachably arranged at the upper end of the support piece, and a light-transmitting sealing cover which can seal the sterilization LED module and can allow the ultraviolet rays generated by the sterilization LED module to transmit is covered on the shell; the support piece is a columnar hollow component, a heat dissipation cavity is formed in the support piece, a support ring column is formed by surrounding the heat dissipation cavity outside the support piece, and the sterilization LED module is abutted against the support ring column and communicated with the heat dissipation cavity; the bottom of the shell is provided with a heat dissipation through hole communicated with the heat dissipation cavity. The utility model has the advantages of it is following and effect: the sterilizing LED lamp with different powers can be replaced, and the heat dissipation efficiency can be improved/reduced by installing/disassembling the heat dissipation part.

Description

Ultraviolet sterilization module

Technical Field

The utility model relates to a water purification technical field, in particular to ultraviolet sterilization module.

Background

In recent years, due to the continuous acceleration of industrial activities of people, environmental pollution and further health damage of people are frequently reported, and environmental safety issues are getting more and more attention. According to the publication of the world health organization, 80% of diseases and 50% of children death all over the world are directly related to the drinking water quality, and the water safety and sanitation are the first major matters related to the human health.

In order to solve the problem of water quality, a plurality of ultraviolet sterilization modules are available in the market, a sterilization lamp capable of generating ultraviolet rays is generally arranged in each ultraviolet sterilization module, and the ultraviolet radiation generated by the sterilization lamp can effectively destroy DNA and RNA structures in microorganisms, so that the microorganisms cannot be normally proliferated, no harmful side effect is generated, and the ultraviolet sterilization modules are favored by more and more consumers.

According to the size of the used water tank, a user can choose to purchase ultraviolet sterilization modules with different powers; for example, when a small-volume water tank is used, an ultraviolet sterilization module with a single low-power sterilization LED lamp is selected to be purchased, so that the aim of saving resources is fulfilled; when a large-volume water tank is used, an ultraviolet sterilization module having a single high-power sterilization LED lamp or a combination of a plurality of high-power sterilization LED lamps is selected for purchase.

However, the above ultraviolet sterilization modules with different powers have limitations in practical use; for example, when a user replaces a small-volume water tank in use with a large-volume water tank, the low-power ultraviolet sterilization module used on the small-volume water tank cannot meet the sterilization efficiency requirement of the large-volume water tank; after the user changes the bulky water tank that is using into the water tank of small volume, the efficiency that the powerful ultraviolet sterilization module that uses was disinfected on bulky water tank is too high, can cause the wasting of resources undoubtedly.

In addition, when ultraviolet sterilization modules with different powers are used, the problem of heat dissipation needs to be considered, and especially for high-power ultraviolet sterilization modules, heat dissipation is particularly important.

Therefore, there is a need for an ultraviolet sterilization module that can replace LED germicidal lamps with different power levels and must increase/decrease the heat dissipation efficiency as the LED germicidal lamps are replaced.

Disclosure of Invention

The utility model aims at providing an ultraviolet sterilization module to solve the problem that proposes among the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions: an ultraviolet sterilization module comprises a shell arranged in a water tank, wherein a support piece is arranged in the shell, a sterilization LED module capable of generating ultraviolet rays is detachably arranged at the upper end of the support piece, and a light-transmitting sealing cover capable of sealing the sterilization LED module and allowing the ultraviolet rays generated by the sterilization LED module to transmit is covered on the shell;

the support piece is a columnar hollow component, a heat dissipation cavity is formed in the support piece, a support ring column is formed by surrounding the heat dissipation cavity outside the support piece, and the sterilization LED module is abutted against the support ring column and communicated with the heat dissipation cavity; the bottom of the shell is provided with a heat dissipation through hole communicated with the heat dissipation cavity.

The further setting is that: the heat dissipation cavity is internally provided with a heat dissipation part which is in contact with the sterilization LED module to absorb heat generated by the sterilization LED module and dissipate the heat.

The further setting is that: the heat dissipation part consists of a heat dissipation column and a heat dissipation block, the heat dissipation column is arranged in the heat dissipation cavity and is attached to the wall of the heat dissipation cavity, and the bottom of the heat dissipation column is provided with a heat dissipation guide block which can extend out of the shell through the heat dissipation through hole;

the center of the heat dissipation column is provided with an inward-sunken heat dissipation groove, the heat dissipation block is fixed at the lower end of the sterilization LED module, and the shape of the heat dissipation block is matched with that of the heat dissipation groove; when the sterilizing LED module is fixed on the supporting piece, the radiating block can just stretch into the radiating groove at the center of the radiating column.

The further setting is that: the heat dissipation cavity is internally compressed with a compression spring which is abutted against the heat dissipation column so that the heat dissipation column always has the trend of moving towards the sterilization LED module.

The further setting is that: the LED sterilization module consists of a circuit board and one or more LED sterilization lamps welded on the circuit board.

The further setting is that: the support ring column is provided with two buckles opposite in position, and the positions of the circuit board corresponding to the two buckles are provided with clamping grooves for the buckles to buckle in.

The further setting is that: the circuit board is provided with a wire through hole, and the support ring column is provided with a wire guide hole matched with the wire through hole in a penetrating way from top to bottom; and when the circuit board is fixed by the two buckles, the wire passing through hole on the circuit board is communicated with the wire passing guide hole on the support ring column.

The further setting is that: the casing around the periphery of support ring post along circumference seted up one side sunken sealed annular, printing opacity sealed cowling insert to sealed annular in, sealed annular in be provided with the sealing washer, this sealing washer can extrude printing opacity sealed cowling and hug closely mutually with it.

The further setting is that: the casing constitute by main casing body and end cover, LED module, support piece and the sealed cowling that disinfects all set up at the main casing body, the main casing body constitute screw-thread fit with the end cover.

The beneficial effects of the utility model reside in that:

1. in the utility model, the sterilizing LED module is detachably arranged on the support column, and a user can install the sterilizing LED module with corresponding power according to the size of the water tank; the heat dissipation cavity is arranged inside the support column to dissipate heat of the sterilization LED module, and when the low-power sterilization LED module is used, the sterilization LED module is dissipated through air circulation of the heat dissipation through hole; when a high-power sterilization LED module is used, a heat dissipation piece can be placed in the heat dissipation cavity to further accelerate heat dissipation; whole rational in infrastructure can supply user's demand to change, can be suitable for not unidimensional water tank.

2. Present ultraviolet sterilization module is for reduce cost and weight reduction, and the casing is all made by the working of plastics, and thermal conductivity is poor, under the condition that does not increase manufacturing cost and keep current material, the utility model discloses a set up the heat dissipation chamber, reduce brace table and the LED module area of contact that disinfects, dispel the heat through the circulation of air, avoid disinfecting the LED module and be difficult to radiating condition and take place.

3. The utility model discloses in through be provided with the radiating piece in the heat dissipation intracavity, utilize the radiating piece and disinfect the contact of LED module come with absorbing the produced heat of LED module that disinfects and dispel the heat.

4. In the utility model, in order to ensure the contact heat conduction of the heat dissipation part and the circuit board, the heat dissipation block can be firstly fixed on the circuit board and then extended into the heat dissipation column, so that the contact surface area is increased, and the heat dissipation efficiency is optimized; meanwhile, production tolerance is compensated by arranging the compression spring, and contact heat conduction of the heat dissipation piece and the circuit board is guaranteed.

5. In the utility model, the air can enter the heat dissipation cavity to circulate by arranging the heat dissipation through hole at the bottom of the shell; and the bottom of the heat dissipation column is provided with a heat dissipation guide block which can extend out of the shell through the heat dissipation through hole so as to increase the area of the heat dissipation column contacting air and improve the heat dissipation efficiency.

6. The utility model discloses in fix the circuit board through setting up two buckles, the installation is swift, also makes things convenient for follow-up user's dismantlement.

7. The utility model discloses a set up the line through-hole and cross the line guide hole, make things convenient for drawing forth of wire, the wire can be drawn forth along the line guide hole of crossing in the support ring post, can not lead to the fact the influence to the sealed of printing opacity sealed cowling, and the leakproofness of whole structure is strong.

8. The utility model discloses in play further sealed circuit board's effect through the sealing washer, under the extrusion of sealing washer and waterproof effect, can effectually prevent that the water in the water tank from permeating to the printing opacity sealed cowling in, let overall structure more stable, safety.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic structural view illustrating the embodiment after the light-transmissive sealing cover is hidden;

FIG. 3 is a schematic partial explosion view of an embodiment;

FIG. 4 is a first cross-sectional view of the embodiment;

FIG. 5 is a second cross-sectional view of the embodiment.

In the figure: 1. a housing; 11. a main housing; 12. an end cap; 111. a heat dissipating through hole; 2. a support member; 21. a heat dissipation cavity; 22. a support ring post; 221. a wire guide hole; 3. a light-transmitting sealing cover; 41. a heat-dissipating column; 411. a heat sink; 412. a heat dissipation guide block; 42. a heat dissipating block; 421. a contact surface; 51. a circuit board; 511. a card slot; 512. a wire passing through hole; 52. sterilizing the LED lamp; 61. buckling; 71. sealing the ring groove; 72. a seal ring; 8. compressing the spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, an ultraviolet sterilization module comprises a housing 1 installed on a water tank, a support member 2 is arranged in the housing 1, a sterilization LED module capable of generating ultraviolet rays is detachably installed at the upper end of the support member 2, and a light-transmitting sealing cover 3 capable of sealing the sterilization LED module and allowing ultraviolet rays generated by the sterilization LED module to transmit is covered on the housing 1;

the supporting piece 2 is a columnar hollow component, a heat dissipation cavity 21 is formed in the supporting piece, a supporting ring column 22 is formed by surrounding the heat dissipation cavity 21 outside the supporting piece, and the sterilization LED module is abutted against the supporting ring column 22 and communicated with the heat dissipation cavity 21; the bottom of the casing 1 is provided with a heat dissipation through hole 111 communicated with the heat dissipation cavity 21.

A heat radiating member is provided in the heat radiating chamber 21, and the heat radiating member is in contact with the sterilizing LED module to absorb heat generated from the sterilizing LED module and radiate the heat. In the present embodiment, the heat sink is made of aluminum.

The heat dissipation member is composed of a heat dissipation column 41 and a heat dissipation block 42, the heat dissipation column 41 is disposed in the heat dissipation cavity 21 and attached to the wall of the heat dissipation cavity 21, and a heat dissipation guide block 412 capable of extending out of the housing 1 through the heat dissipation through hole 111 is disposed at the bottom of the heat dissipation column 41;

an inward-concave heat dissipation groove 411 is formed in the center of the heat dissipation column 41, a heat dissipation block 42 is fixed at the lower end of the sterilization LED module, and the shape of the heat dissipation block 42 is matched with that of the heat dissipation groove 411; when the LED module is fixed on the supporting member 2, the heat dissipating block 42 is inserted into the heat dissipating slot 411 at the center of the heat dissipating post 41. A hemispherical contact surface 421 is formed at one end of the heat slug 42 facing the heat sink 411.

A compression spring 8 is compressed in the heat dissipation chamber 21 and abuts against the heat dissipation stud 41 so that the heat dissipation stud 41 always has a tendency to move towards the LED module for sterilization.

The sterilizing LED module consists of a circuit board 51 and one or more sterilizing LED lamps 52 welded on the circuit board 51; the number of germicidal LED lamps 52 is one in this embodiment.

Two buckles 61 with opposite positions are arranged on the support ring column 22, and a clamping groove 511 for the buckle 61 to buckle into is arranged at the position of the circuit board 51 corresponding to the two buckles 61.

The circuit board 51 is provided with a wire through hole 512, and the support ring column 22 is provided with a wire through guide hole 221 matched with the wire through hole 512 in a penetrating manner from top to bottom; and when the circuit board 51 is fixed by the two fasteners 61, the wire through hole 512 on the circuit board 51 is communicated with the wire through hole 221 on the support ring column 22. It should be noted that the LED 52 is an ultraviolet LED, and the power supply wires of the circuit board 51 can be LED out through the wire guiding hole 221 and the wire guiding hole 221.

The shell 1 is provided with an inward-recessed sealing ring groove 71 along the circumferential direction around the periphery of the support ring column 22, the light-transmitting sealing cover 3 is inserted into the sealing ring groove 71, a sealing ring 72 is arranged in the sealing ring groove 71, and the sealing ring 72 can extrude the light-transmitting sealing cover 3 and cling to the light-transmitting sealing cover.

The casing 1 comprises main casing body 11 and end cover 12, and the LED module that disinfects, support piece 2 and printing opacity sealed cowling 3 all set up at main casing body 11, and main casing body 11 constitutes screw-thread fit with end cover 12.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an ultraviolet sterilization module, is including installing casing (1) in the water tank, its characterized in that: a supporting piece (2) is arranged in the shell (1), a sterilization LED module capable of generating ultraviolet rays is detachably mounted at the upper end of the supporting piece (2), and a light-transmitting sealing cover (3) capable of sealing the sterilization LED module and allowing the ultraviolet rays generated by the sterilization LED module to penetrate is covered on the shell (1);

the supporting piece (2) is a columnar hollow component, a heat dissipation cavity (21) is formed in the supporting piece, a supporting ring column (22) is formed by surrounding the heat dissipation cavity (21) outside the supporting piece, and the sterilization LED module is abutted against the supporting ring column (22) and communicated with the heat dissipation cavity (21); the bottom of the shell (1) is provided with a heat dissipation through hole (111) communicated with the heat dissipation cavity (21).

2. The uv sterilization module of claim 1, wherein: the heat dissipation cavity (21) is internally provided with a heat dissipation piece which is in contact with the sterilization LED module to absorb heat generated by the sterilization LED module and dissipate the heat.

3. The uv sterilization module of claim 2, wherein: the heat dissipation piece consists of a heat dissipation column (41) and a heat dissipation block (42), the heat dissipation column (41) is arranged in the heat dissipation cavity (21) and is attached to the wall of the heat dissipation cavity (21), and the bottom of the heat dissipation column (41) is provided with a heat dissipation guide block (412) which can extend out of the shell (1) through the heat dissipation through hole (111);

the center of the heat dissipation column (41) is provided with an inwards concave heat dissipation groove (411), the heat dissipation block (42) is fixed at the lower end of the sterilization LED module, and the shape of the heat dissipation block (42) is matched with that of the heat dissipation groove (411); when the sterilizing LED module is fixed on the supporting piece (2), the heat dissipation block (42) just extends into the heat dissipation groove (411) at the center of the heat dissipation column (41).

4. The uv sterilization module of claim 3, wherein: a compression spring (8) which is pressed against the heat dissipation column (41) so that the heat dissipation column (41) always has the tendency of moving towards the sterilization LED module is arranged in the heat dissipation cavity (21) in a compression mode.

5. The uv sterilization module of claim 1, wherein: the LED sterilization module consists of a circuit board (51) and one or more LED sterilization lamps (52) welded on the circuit board (51).

6. The uv sterilization module of claim 5, wherein: two buckles (61) with opposite positions are arranged on the supporting ring column (22), and clamping grooves (511) for the buckles (61) to buckle into are formed in the positions, corresponding to the two buckles (61), of the circuit board (51).

7. The uv sterilization module of claim 6, wherein: the circuit board (51) is provided with a wire passing through hole (512), and the support ring column (22) is provided with a wire passing guide hole (221) matched with the wire passing through hole (512) in a penetrating way from top to bottom; and when the circuit board (51) is fixed by the two buckles (61), the wire through hole (512) on the circuit board (51) is communicated with the wire through guide hole (221) on the support ring column (22).

8. The uv sterilization module of claim 1, wherein: casing (1) around the periphery of support ring post (22) seted up along circumference one to inside sunken sealed annular (71), printing opacity sealed cowling (3) insert to sealed annular (71) in, sealed annular (71) in be provided with sealing washer (72), this sealing washer (72) can extrude printing opacity sealed cowling (3) and hug closely mutually with it.

9. The uv sterilization module of claim 1, wherein: casing (1) constitute by main casing body (11) and end cover (12), the LED module that disinfects, support piece (2) and printing opacity sealed cowling (3) all set up at main casing body (11), main casing body (11) and end cover (12) constitute screw-thread fit.