CN217868201U

CN217868201U - Static water sterilization and bacteriostasis device

Info

Publication number: CN217868201U
Application number: CN202221621891.9U
Authority: CN
Inventors: 杨天鹏; 慕永刚; 郑远志; 康建; 陈向东
Original assignee: Maanshan Jiesheng Semiconductor Co ltd
Current assignee: Maanshan Jiesheng Semiconductor Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-22
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a static water sterilization and bacteriostasis device, which comprises a water tank, a PCB bracket, a shell, a germicidal lamp assembly and a drive plate; the shell is arranged in the middle of the bottom end of the water tank in a penetrating way, and the opening part of the shell penetrates through the water tank; the PCB bracket is screwed on the inner wall of the shell; the outer wall of the shell, which penetrates out of the water tank, is fixedly connected with a fixing nut; the germicidal lamp assembly is arranged at the top end inside the shell and is fixedly arranged on the cross section of the top end of the PCB support; the middle part of the PCB support is provided with a wire passing through hole, and the germicidal lamp assembly penetrates through the wire passing through hole through a wire harness to be electrically connected with one end of the driving plate. The utility model more effectively prevents the external bacteria from invading direct drinking water, thereby playing the roles of protecting, sterilizing and bacteriostasis on direct drinking water in the water tank, and the UV light source inhibits the bacterial breeding in the direct drinking water, thereby improving the safety of the direct drinking water; the whole structure is simple, the volume is small and compact, and the installation is convenient; the UC light source has extremely high safety, thereby effectively solving the problem of secondary pollution of the water purifier.

Description

Static water sterilization and bacteriostasis device

Technical Field

The utility model relates to a quality of water disinfection technique field that disinfects, more specifically say so and relate to a static water sterilizing and bacteriostasis device.

Background

With the deepening of the concept of healthy water, people begin to use water purification technology, and the water purifier becomes a household appliance commonly used by people.

The water purifier in the prior art comprises a sterilization cavity for liquid to flow, and an ultraviolet light source is arranged in the sterilization cavity so as to irradiate and sterilize the liquid flowing through the sterilization cavity. However, the requirement of large flow water not only puts higher requirements on the sealing performance of the sterilization and bacteriostasis device and the water tank of the water purifier, but also brings great test on the utilization of sterilization light and sterilization effect.

Therefore, how to provide a compact structure is convenient for install, has high security to the secondary pollution difficult problem of effectual solution family expenses water purifier realizes the real aseptic era's of straight drink water static water sterilization bacteriostasis device of technical problem that needs to solve in this field urgently.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a static water sterilizing and bacteriostasis device to improve water nitrogen phosphorus adsorption efficiency. The purpose is to solve the above-mentioned deficiency and offer.

In order to solve the technical problem, the utility model discloses following technical scheme has been taken:

a static water sterilization and bacteriostasis device comprises a water tank, a PCB bracket, a shell, a germicidal lamp assembly and a driving plate; the shell penetrates through the middle part of the bottom end of the water tank, and an opening part of the shell penetrates out of the water tank; the PCB bracket is in threaded connection with the inner wall of the shell; the outer wall of the shell penetrating out of the water tank is fixedly connected with a fixing nut;

the germicidal lamp assembly is arranged at the top end inside the shell and is fixedly arranged on the cross section of the top end of the PCB bracket; the PCB support is provided with a through hole in the middle, and the germicidal lamp assembly penetrates through the through hole through a wire harness and is electrically connected with one end of the driving plate.

Preferably, the inner wall and the outer wall of the shell are respectively provided with shell internal threads and shell internal threads; correspondingly, the outer wall of the PCB bracket is provided with a PCB bracket external thread matched with the shell internal thread; and the inner wall of the fixing nut is provided with a fixing nut internal thread matched with the shell internal thread.

Preferably, the germicidal lamp assembly includes a light transmissive member and a UV light source lamp panel; the UV light source lamp panel is fixedly arranged on the PCB support, and the UV light source lamp panel is tightly attached to the upper end face of the PCB support; the light transmission piece is arranged above the UV light source lamp panel.

Preferably, a plurality of sealing rings are arranged between the light-transmitting piece and the upper end face of the PCB support.

Preferably, a plurality of sealing ring grooves are formed in the outer edge of the upper end face of the PCB support, and the sealing ring grooves are respectively matched with the sealing rings; the light-transmitting piece is assembled with the PCB support so as to press and seal the sealing ring on the developed groove structure.

Preferably, a plurality of screw holes are formed in the upper end surface of the PCB support and positioned on the periphery of the wire passing through hole, and a wire passing groove is further formed in the wire passing through hole; thereby UV light source lamp plate pass through the set screw with the screw hole cooperate with PCB support fixed connection.

Preferably, the other end of the driving board is electrically connected to a connection terminal through a wire harness.

Preferably, a sealing flat gasket is sleeved on the outer wall of the shell, which is positioned at the lower part of the water tank; the fixing nut tightly seals the shell and the wall surface of the water tank through the sealing flat gasket.

Preferably, the size of the light-transmitting member and the size of the UV light source lamp are adapted to the size of the PCB support.

Preferably, the number of the line through holes is 1 or more.

Preferably, the light-transmitting member is made of high-purity quartz or other materials with high permeability to deep ultraviolet.

Preferably, the UV light sources on the UV light source lamp panel are LED light sources, and 1 or more UV light sources can be installed to meet different usage scenarios.

Preferably, the PCB support is a heat dissipation material, such as metal or plastic with good thermal conductivity and other materials.

Preferably, a plurality of protruding anti-skidding structures are arranged on the upper surface and the lower surface of the fixing nut, so that friction force of a contact surface can be increased, and water leakage can be prevented.

The utility model discloses for prior art gain following technological effect:

the UV light source lamp panel is arranged in the shell, the shell can be directly arranged on the side wall or the upper part and the lower part of the water tank for storing direct drinking water, deep ultraviolet light generated by the UV light source lamp panel is emitted through the light-transmitting piece to irradiate the water in the water tank so as to inhibit the growth and reproduction of bacteria, and deep ultraviolet light generated by the UV light source lamp panel above the water tank irradiates to form a deep ultraviolet light curtain on the water surface, so that the invasion of external bacteria to the stored direct drinking water is effectively prevented, the direct drinking water in the water tank is well protected, sterilized and bacteriostatic, the breeding of bacteria in the direct drinking water is inhibited through the UV light source, and the safety of the direct drinking water is improved; simultaneously, the volume of UV light source lamp plate is less again makes the bactericidal lamp subassembly overall structure compact, is convenient for install in current purifier to the UV light source can not cause the pollution yet, has very high security, thereby the effectual secondary pollution difficult problem of solving domestic water purifier realizes the aseptic era of the straight drink water in the true sense.

Drawings

FIG. 1 is a schematic view of a static water sterilization and bacteriostasis device according to the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a schematic view of the overall structure of a static water sterilization and bacteriostasis device of the present invention;

FIG. 4 is a schematic view of the overall structure of the water tank of the static water sterilization and bacteriostasis device of the present invention;

fig. 5 is a schematic view of an elevational structure of a PCB bracket of the static water sterilization and bacteriostasis device of the present invention;

fig. 6 is a schematic view of a top view of a PCB bracket of the static water sterilization and bacteriostasis device of the present invention;

in FIGS. 1 to 6: 1. a water tank; 2. a PCB bracket; 201. PCB support external thread; 202. a screw hole; 203. a wire passing hole; 204. a wire passing groove; 205. a hexagonal structure; 3. a housing; 301. an outer shell thread; 302. a housing internal thread; 4. fixing a nut; 401. fixing the internal thread of the nut; 5. a wire harness; 6. a light transmissive member; 7. a UV light source lamp panel; 8. a seal ring; 9. sealing the flat gasket; 10. a drive plate; 11. a wiring terminal; 12. and fixing the screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Examples

A static water sterilization and bacteriostasis device comprises a water tank 1, a PCB bracket 2, a shell 3, a fixing nut 4, a germicidal lamp assembly and a driving plate 10; the shell 3 is arranged in the middle of the bottom end of the water tank 1 in a penetrating way, and the opening part of the shell penetrates out of the water tank 1; the PCB bracket 2 is screwed on the inner wall of the shell 3; the outer wall of the shell 3 penetrating out of the water tank 1 is fixedly connected with a fixed nut 4; the sterilizing lamp assembly is arranged at the top end inside the shell 3 and is fixedly arranged on the section of the top end of the PCB bracket 2; the middle part of the PCB bracket 2 is provided with a wire through hole 203, and the germicidal lamp assembly passes through the wire through hole 203 through a wiring harness 5 to be electrically connected with one end of the driving board 10.

The germicidal lamp assembly comprises a light-transmitting piece 6 and a UV light source lamp plate 7, the UV light source lamp plate 7 is fixedly arranged on the PCB support 2, and the UV light source lamp plate 7 is tightly attached to the upper end face of the PCB support 2; light-transmitting member 6 set up in 7 tops of UV light source lamp plate.

The inner wall and the outer wall of the shell 3 are respectively provided with a shell internal thread 302 and a shell external thread 301; correspondingly, the outer wall of the PCB bracket 2 is provided with a PCB bracket external thread 201 matched with the shell internal thread 302; the inner wall of the fixing nut 4 is provided with a fixing nut internal thread 401 matched with the outer shell external thread 301.

In the embodiment, the front surface and the back surface of the fixing nut 4 are provided with a plurality of convex anti-skid texture structures, so that on one hand, the contact friction force of the wall surface is increased, the sealing flat gasket 9 and the shell 3 are firmly assembled with the water tank 1, and the hidden danger of water leakage caused by the loose contact position of the shell 3, the PCB bracket 2 and the container wall of the water tank 1 is prevented; the outer shell 3 is in a hexagonal structure, and can be in any polygonal structure in other embodiments, so that the installation and locking can be conveniently carried out through a simple tool.

In the embodiment, the UV light source lamp panel 7 is installed in the center of the top end of the PCB support 2, wherein one end of the PCB support 2 is provided with a screw hole 202, and the UV light source lamp panel 7 is fastened and attached to the upper end face of the PCB support 2 through screws; so, after PCB support 2 is fixed with printing opacity piece 6 and UV light source lamp plate 7, the UV light source chip on the UV light source lamp plate 7 can keep in central point position. Simultaneously, with the up end laminating of UV light source lamp plate 7 and PCB support 2, also be favorable to UV light source lamp plate 7 effectively to dispel the heat. In addition, printing opacity piece 6 and UV light source lamp plate 7's size and PCB support 2 phase-matches, and PCB support 2 has two or a plurality of inner seal ring recesses, and printing opacity piece 6 compresses tightly PCB lamp plate 2 through a plurality of sealing washers 8 and seals, prevents that aqueous vapor from getting into printing opacity piece 6 and causing PCB base plate short circuit or inefficacy on PCB support 2.

It is understood that the specific structural form of the PCB support 2 is not limited herein, and in other specific embodiments, the PCB support 2 may be specifically configured into other structural shapes according to the actual requirements of the user, for example, in this embodiment, the PCB support 2 and the housing 1 are both configured into a cylindrical structure. Meanwhile, in this embodiment, the outer side wall of the bottom end of the housing 3 is provided with the housing external thread 301, the inner side wall of the fixing nut 4 is provided with the fixing nut internal thread 401 matched with the housing external thread 301, and it is to be explained that the PCB support 2 and the housing 1 are connected by threads, so that the dismounting can be conveniently realized, and other connection modes such as buckling, riveting and screw fixing can also be adopted.

In this embodiment, in order to improve the water sealing performance of the antibacterial and bactericidal device, a sealing ring 8 is disposed between the light-transmitting member 6 and the upper portion of the PCB support 2. Wherein, the light-transmitting member 6 can be made of quartz glass or other materials with high permeability to deep ultraviolet rays, so as to reduce the influence on the permeability of the deep ultraviolet rays. In addition, in order to conveniently and fixedly install the UV light source lamp plate 7, the lower end of the UV light source lamp plate 7 is provided with an installation PCB substrate, and the installation PCB substrate is attached to the PCB support 2. In the present embodiment, the lower outer side wall of the PCB support 2 is provided with the PCB support outer thread 201 for connecting with the housing inner thread 302, it is understood that the connection manner of the PCB support 2 and the housing 3 is not limited herein, and in other specific embodiments, the connection manner of the PCB support 2 and the housing 3 can be set as an adhesive connection or a screw connection or other detachable connection manners according to the needs of the user.

In this embodiment, PCB support 2's shape is cylindrical, cross line through-hole 203 and set up in PCB support 2's center, in other embodiments, cross line through-hole 203 and can be used for automatically controlled pencil to pass for 1 at least circular or arc hole, it needs to explain, will cross line through-hole 203 and set up in PCB support 2's center, the installation of being convenient for realize UV light source lamp plate 7 sets up the structure more placed in the middle, and the bactericidal light source of being convenient for gathers together under the effect of 1 at least circular or arc hole, reinforcing bactericidal effect, avoid the light scattering that disinfects in the container intracavity, the fluid's that does not directly shine and treat the space of disinfecting, and then guarantee the make full use of light that disinfects. Simultaneously, can also set up radial distribution with the UV light source lamp plate 7 centre bore that a plurality of ultraviolet lamps center on, the centre bore of UV light source lamp plate 7 sets up with container centre is relative, and the ultraviolet ray that the ultraviolet lamp of being convenient for formed encircles the container central point and forms a plurality of light beams, shines the liquid of holding the intracavity and disinfects.

In this embodiment, the PCB base plate surface can adopt materials such as aluminium foil, barium sulfate, stainless steel that have good reflectance can paste in the surface or compound the making for the light of disinfecting that reflection UV light source lamp plate 7 sent improves light utilization ratio and strengthens the whole bactericidal effect who disinfects bacteriostatic device.

In this embodiment, the outer shell 3 directly contacts with the wall of the water tank 1, in order to ensure the sealing degree between the outer shell 3 and the wall of the water tank 1, a sealing flat gasket 9 is further disposed between the outer shell 3 and the wall of the water tank 1, specifically, the sealing flat gasket 9 is disposed between the outer shell 3 and the inner wall of the water tank 1, and after the fixing nut 4 is screwed, the outer shell 3 and the wall of the water tank 1 are tightly pressed and sealed, in some embodiments, the number of the sealing flat gaskets 9 may be multiple, so as to achieve multiple sealing effects.

As a preferred or optional mode of the embodiment, a direct drinking water sterilizing and bacteriostatic method of the static water sterilizing and bacteriostatic device is further provided, and comprises a water tank 1 for containing direct drinking water and the static water sterilizing and bacteriostatic device, wherein direct drinking water is stored in the water tank 1; the bacteriostasis method comprises the following steps: the deep ultraviolet ray that static water sterilization bacteriostasis device's UV light source lamp plate 7 produced shines on the surface of water tank 1 to restrain the bacterium to breed on the surface of water. Wherein the deep ultraviolet ray has a wavelength of 265

280nm. In addition, the static water sterilization and bacteriostasis device of the embodiment can also be applied to any sterilization container, such as an air purifier and the like, and the number of the used devices can also be 1 or more.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A static water sterilization and bacteriostasis device is characterized by comprising a water tank (1), a PCB bracket (2), a shell (3), a germicidal lamp assembly and a driving plate (10); the shell (3) penetrates through the middle part of the bottom end of the water tank (1), and the opening part of the shell penetrates out of the water tank (1); the PCB support (2) is in threaded connection with the inner wall of the shell (3); the outer shell (3) penetrates out of the outer wall of the water tank (1) and is fixedly connected with a fixing nut (4);

the germicidal lamp assembly is arranged at the top end inside the shell (3) and is fixedly arranged on the cross section of the top end of the PCB bracket (2); the PCB is characterized in that a wire passing through hole (203) is formed in the middle of the PCB support (2), and the germicidal lamp assembly penetrates through the wire passing through hole (203) through a wiring harness (5) to be electrically connected with one end of the driving plate (10).

2. The static water sterilization and bacteriostasis device according to claim 1, wherein the inner wall and the outer wall of the shell (3) are respectively provided with a shell internal thread (302) and a shell external thread (301); correspondingly, the outer wall of the PCB support (2) is provided with a PCB support external thread (201) matched with the shell internal thread (302); and a fixing nut internal thread (401) matched with the shell external thread (301) is arranged on the inner wall of the fixing nut (4).

3. A static water sterilising and bacteriostatic device according to claim 1, wherein the germicidal lamp assembly comprises a light transmissive member (6) and a UV light source lamp panel (7); the UV light source lamp panel (7) is fixedly installed on the PCB support (2), and the UV light source lamp panel (7) is tightly attached to the upper end face of the PCB support (2); light-transmitting piece (6) set up in UV light source lamp plate (7) top.

4. A static water sterilising and bacteriostatic device according to claim 3, wherein a plurality of sealing rings (8) are arranged between said light-transmitting member (6) and the upper end surface of said PCB support (2).

5. The static water sterilization and bacteriostasis device according to claim 4, wherein a plurality of sealing ring grooves are formed in the outer edge of the upper end surface of the PCB support (2), and are respectively matched with the plurality of sealing rings (8); the light-transmitting piece (6) is assembled with the PCB support (2) so as to press and seal the sealing ring (8) on the developed groove structure.

6. The static water sterilization and bacteriostasis device according to claim 3, wherein a plurality of screw holes (202) are arranged on the upper end surface of the PCB bracket (2) at the periphery of the through hole (203), and a through groove (204) is arranged at the through hole (203); thereby UV light source lamp plate (7) through set screw (12) with screw hole (202) cooperate with PCB support (2) fixed connection.

7. A static water sterilising and bacteriostatic device according to claim 1, wherein the other end of said driving plate (10) is electrically connected to a connecting terminal (11) through a said wiring harness (5).

8. A static water sterilization and bacteriostasis device according to claim 1, wherein a sealing flat gasket (9) is sleeved on the outer wall of the shell (3) at the lower part of the water tank (1); the fixing nut (4) tightly seals the shell (3) and the wall surface of the water tank (1) through the sealing flat gasket (9).

9. A static water sterilising and bacteriostatic device according to claim 3, wherein the dimensions of the light-transmitting member (6) and the UV light source lamp panel (7) are adapted to the dimensions of the PCB support (2).

10. The static water sterilization and bacteriostasis device according to claim 1, wherein the number of the through-line through holes (203) is 1 or more.