CN217437814U

CN217437814U - Ultraviolet sterilization device

Info

Publication number: CN217437814U
Application number: CN202221373148.6U
Authority: CN
Inventors: 杨鹏; 邵方洋
Original assignee: Zhejiang Waterhor Environmental Protection Technology Co ltd
Current assignee: Zhejiang Waterhor Environmental Protection Technology Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-16
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses an ultraviolet sterilization device, which comprises a main body, a first protective cover and a second protective cover, wherein the first protective cover and the second protective cover are arranged outside the main body, the main body comprises an ultraviolet sterilization lamp and a first connecting port and a second connecting port which are arranged at two ends of the main body, and the first connecting port and the second connecting port are communicated through the ultraviolet sterilization lamp; an elastic first bayonet is arranged on the left side of the first protective cover and is in interference fit with a first connecting port provided with a pipeline; a second bayonet is arranged on the right side of the first protective cover and is in interference fit with the second connecting port; the second protective cover is detachably mounted on the first protective cover. Through the first bayonet socket and the second bayonet socket of first safety cover and second safety cover, fasten the body of installing at first connection port and second connection port, improve the stability of connecting, prevent to leak.

Description

Ultraviolet sterilization device

Technical Field

The utility model relates to an ultraviolet sterilization technical field, concretely relates to ultraviolet sterilization device.

Background

With the development of social economy and oral medicine, more and more people pay attention to the diagnosis, treatment, prevention and health care of oral diseases. In recent years, the demand for oral medical services has been increasing, and the number of medical institutions providing oral medical services has also been rapidly increasing.

The water path of the oral cavity comprehensive treatment table (such as a dental chair, a dental handpiece and the like) is easy to cause secondary pollution due to the complexity and the particularity of the structure, and becomes a serious infection source in iatrogenic infection. Practical investigation on waterway pollution of an oral cavity comprehensive treatment table of a three-level comprehensive hospital in a certain place by the China disease prevention and control center environment and health related product safety institute shows that the qualification rate of the water outlet ends of the dental handpiece and the dental scaler is only 15% and 17.8% according to the standard that the total number of bacteria is less than or equal to 100CFU/ml in the sanitary Standard for Drinking Water (GB5749-2006), and the result is consistent with the report of related domestic documents. Therefore, the problem of waterway pollution of the oral comprehensive treatment table is ubiquitous.

In the process of water treatment sterilization, an ultraviolet lamp is a good physical sterilization method, so that an ultraviolet sterilization device needs to be designed, and the qualification rate of a water outlet end is improved.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem who exists among the prior art, the utility model provides an ultraviolet sterilizing device disappears to flowing water through the ultraviolet ray that sends and kills, reduces the water route pollution.

The utility model discloses an ultraviolet sterilization device, which comprises a main body, a first protective cover and a second protective cover, wherein the first protective cover and the second protective cover are arranged outside the main body, the main body comprises an ultraviolet sterilization lamp and a first connecting port and a second connecting port which are arranged at two ends of the main body, and the first connecting port and the second connecting port are communicated through the ultraviolet sterilization lamp; an elastic first bayonet is arranged on the left side of the first protective cover and is in interference fit with a first connecting port provided with a pipeline; a second bayonet is arranged on the right side of the second protective cover and is in interference fit with the second connecting port; the second protective cover is detachably mounted on the first protective cover.

Preferably, a boss is arranged on the left side of the first protective cover, and an elastic buckle matched with the boss is arranged on the second protective cover.

Preferably, the ultraviolet sterilizing lamp comprises a quartz tube and ultraviolet lamp beads arranged on the outer side of the quartz tube.

Preferably, the ultraviolet germicidal lamp further comprises a shell arranged on the outer side of the quartz tube, a second installation cavity is formed between the quartz tube and the shell, and the ultraviolet lamp beads are distributed in the second installation cavity.

Preferably, the lower end of the main body is provided with a mounting table, and the lower sides of the first protective cover and the second protective cover are provided with corresponding notches of the mounting table.

Preferably, the main body is installed in an instrument table of the dental chair through the installation table, the first connection port is connected with the water outlet port through a pipeline, and the second connection port is connected with the water inlet.

Preferably, the upper end of the instrument table is provided with a detachable instrument disc, and the front end of the instrument table is provided with a handle.

Preferably, the main body further comprises a water flow switch arranged on one side of the ultraviolet germicidal lamp.

Preferably, the utility model discloses still include the controller, the controller is connected with water flow switch and ultraviolet germicidal lamp electricity respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the pipe bodies arranged at the first connecting port and the second connecting port are fastened through the first bayonet and the second bayonet of the first protective cover and the second protective cover, so that the connection stability is improved, and water leakage is prevented; the water flowing through the water sterilizing device is sterilized through the ultraviolet sterilizing lamp, and the water path pollution is reduced.

Drawings

Fig. 1 is a schematic structural view of the ultraviolet sterilization device of the dental waterway of the present invention;

FIG. 2 is a cross-sectional view of the ultraviolet sterilization apparatus;

FIG. 3 is a schematic view of the installation of the ultraviolet sterilization device;

fig. 4 is a schematic structural view of the instrument tray.

The labels in the figure are: 1 main body, 11 first connection port, 12 second connection port,

2 water flow switch, 21 magnetic core, 22 spring, 23 Hall sensor, 24 first installation cavity, 25 installation boss, 26 inner shell, 27 outer shell,

3 ultraviolet sterilizing lamp, 31 quartz tube, 32 shell, 33 ultraviolet lamp bead, 34 second mounting cavity,

4 pipelines, 41 a first protective cover, 42 a first bayonet, 43 lug bosses,

45 second protective cover, 46 second bayonet, 47 elastic snap,

5, a mounting cover, 51 a mounting table,

6 instrument table, 61 instrument dish, 62 play water interface, 63 handles.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 efforts belong to the protection scope of the present invention.

The invention is described in further detail below with reference to the accompanying drawings:

example 1

An ultraviolet sterilization device for a dental waterway is shown in fig. 1-4, and comprises a main body 1, wherein the main body 1 comprises an ultraviolet sterilization lamp 3 and a water flow switch 2 arranged on one side of the ultraviolet sterilization lamp 3, and a first connection port 11 and a second connection port 12 are respectively arranged at two ends of the main body 1; the first connecting port 11 is communicated with the second connecting port 12 through the water flow switch 2 and the ultraviolet germicidal lamp 3.

The flowing water flows through the water flow switch and the ultraviolet germicidal lamp through the first connecting port and flows out of the second connecting port (the water flow direction is not limited to the above), and when the water flow switch detects the flowing water, the ultraviolet germicidal lamp is controlled to work, and ultraviolet rays are emitted to sterilize the flowing water; and when the water flow switch detects that no flowing water exists, the ultraviolet germicidal lamp is controlled to stop working or stop in a delayed mode. The intelligent control of the disinfection time of the ultraviolet germicidal lamp is facilitated, and the energy is saved.

As shown in fig. 2, the ultraviolet germicidal lamp 3 includes a quartz tube 31 and ultraviolet beads 33 disposed outside the quartz tube 31 for emitting ultraviolet rays. Specifically, the ultraviolet germicidal lamp 3 further comprises a casing 32 arranged outside the quartz tube 31, a second installation cavity 34 is formed between the quartz tube 31 and the casing 32, and the plurality of ultraviolet lamp beads 33 are circumferentially and transversely distributed in the second installation cavity 34. The housing 32 is detachably mounted outside the quartz tube 31.

The water flow switch 2 comprises an inner shell 26 and a spring 22 arranged on the inner side of the inner shell 26, a magnetic core 21 is installed at the outer end of the spring 22, and a Hall sensor 23 or a reed pipe is arranged on the outer side of the inner shell 26. The magnetic core is displaced under the action of flowing water, and the Hall sensor or the reed switch is used for detecting the magnetic field change of the magnetic core and generating an electric signal for controlling the on-off of the ultraviolet lamp. Wherein, magnetic core 21 can move in the spring inboard, and the end of intaking of magnetic core 21 is provided with lead angle or fillet.

Specifically, the water flow switch 2 further comprises an outer shell 27, an inner shell 26 is provided with an installation boss 25 extending inwards, the spring 22 is installed on one side of the installation boss 25, a first installation cavity 24 is arranged between the outer shell 27 and the inner shell 26, and the hall sensor 23 or the reed pipe is arranged in the first installation cavity 24. The first installation cavity can be internally provided with a controller, and the controller is electrically connected with the water flow switch and the ultraviolet sterilizing lamp. Specifically, the controller is electrically connected with the Hall sensor 23 and the ultraviolet lamp bead 33. The controller may be, but is not limited to, an STM32 processor.

Wherein, the inner shell is connected with the quartz tube of the ultraviolet germicidal lamp in a sealing way. The first connecting port, the inner side of the inner shell, the inner side of the quartz tube and the second connecting port form a flowing pipeline of water. The left side of flow switch is provided with detachable installation lid 5, does benefit to the equipment and the maintenance of 2 inner structure of flow switch.

As shown in fig. 2, 3 and 4, the main body 1 is provided with a mounting table 51 at a lower end thereof, and is mounted in an instrument table 6 of a dental chair (dental unit chair) through the mounting table 51, the first connection port 11 is connected to a water outlet port 62 through a pipe 4, and the second connection port 12 is connected to a water inlet (not shown). Wherein, the upper end of the instrument table 6 is provided with a detachable instrument plate 61, and the front end is provided with a handle 63. The instrument tray is used for placing instruments, and the handle is convenient for moving the instrument table.

Example 2

As shown in fig. 2 and 3, in order to facilitate the connection of the pipeline 4 at the first connection port 11 and the second connection port 12 at the two ends of the main body 1, a first protection cover 41 and a second protection cover 45 may be disposed outside the main body 1, the first connection port 11 and the second connection port 12 are communicated through the ultraviolet germicidal lamp 3, a first elastic bayonet 42 is disposed at the left side of the first protection cover 41, and the first bayonet 42 is in interference fit with the first connection port 11 where the pipeline 4 is installed, so as to fasten the pipeline 4 on the first connection port 11; a second bayonet 46 is arranged on the right side of the second protective cover 45, and the second bayonet 46 is in interference fit with the second connecting port 12 provided with the pipeline 4; the second protective cover 45 is detachably mounted on the first protective cover 41.

The pipe bodies arranged at the first connecting port and the second connecting port are fastened through the first bayonet and the second bayonet of the first protective cover and the second protective cover, so that the connection stability is improved, water leakage is prevented, and the installed pipe bodies are more attractive; the water flowing through the water sterilizing device is sterilized through the ultraviolet sterilizing lamp, and the water path pollution is reduced.

The first protection cover 41 is provided with a boss 43 at the left side, and the second protection cover 45 is provided with an elastic catch 47 which is matched with the boss 43. Wherein the boss 43 has a slope inclined toward the second shield 45. The installation of the first protection cover and the second protection cover is realized, and the pipeline is fastened at the same time.

The first protective cover 41 and the second protective cover 45 are provided with corresponding notches at the lower side of the mounting table 25 in cooperation with the mounting table 25, so that interference is prevented.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An ultraviolet sterilization device is characterized by comprising a main body, a first protective cover and a second protective cover which are arranged on the outer side of the main body, wherein the main body comprises an ultraviolet sterilization lamp, a first connecting port and a second connecting port which are arranged at two ends of the main body,

the first connecting port is communicated with the second connecting port through an ultraviolet germicidal lamp;

a first bayonet is arranged on the left side of the first protective cover and is in interference fit with a first connecting port provided with a pipeline;

a second bayonet is arranged on the right side of the second protective cover and is in interference fit with the second connecting port;

the second protective cover is detachably mounted on the first protective cover.

2. The ultraviolet sterilization device as recited in claim 1, wherein a boss is provided on a left side of the first protection cover, and the second protection cover is provided with an elastic clip which is engaged with the boss.

3. The ultraviolet sterilization device according to claim 1, wherein the ultraviolet sterilization lamp comprises a quartz tube and ultraviolet lamp beads arranged outside the quartz tube.

4. The ultraviolet sterilization device according to claim 3, wherein the ultraviolet sterilization lamp further comprises a housing disposed outside the quartz tube, a second installation cavity is formed between the quartz tube and the housing, and the plurality of ultraviolet lamp beads are distributed in the second installation cavity.

5. The ultraviolet sterilization device as claimed in claim 1, wherein the lower end of the main body is provided with a mounting platform, and the lower sides of the first protective cover and the second protective cover are provided with corresponding notches of the mounting platform.

6. The UV sterilizer apparatus of claim 5, wherein the main body is installed in an instrument table of a dental chair through the installation table, the first connection port is connected with the water outlet port through a pipeline, and the second connection port is connected with the water inlet port.

7. The ultraviolet sterilization device as recited in claim 6, wherein a detachable instrument tray is arranged at the upper end of the instrument table, and a handle is arranged at the front end of the instrument table.

8. The uv sterilization device of claim 1, wherein the main body further comprises a water flow switch disposed at one side of the uv sterilization lamp.

9. The ultraviolet sterilization device according to claim 8, further comprising a controller electrically connected to the water flow switch and the ultraviolet sterilization lamp, respectively.