CN216563010U

CN216563010U - Double-end excimer ultraviolet lamp tube

Info

Publication number: CN216563010U
Application number: CN202122223479.3U
Authority: CN
Inventors: 陈飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-05-17
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a double-end excimer ultraviolet lamp tube which comprises a lamp tube main body, an inner electrode, an outer electrode, lamp caps, conducting pins and pins, wherein the lamp tube main body is of a hollow tubular structure, the outer electrode is sleeved on the outer wall of the lamp tube main body, the two ends of the lamp tube main body are connected with the lamp caps respectively, the outer side end of one lamp cap is provided with two conducting pins, the outer side end of the other lamp cap is provided with two pins, one conducting pin is connected with the inner electrode through a lead, the other conducting pin is connected with the outer electrode through a lead, and the lamp caps are made of insulating materials. The excimer ultraviolet lamp tube can be suitable for the installation and use of the traditional ultraviolet lamp tube frame, so that the reconstruction cost of a user is reduced; when the excimer ultraviolet lamp tube works, the inner electrode and the outer electrode are electrified, so that a high-voltage electric field is formed, and rare gas in the lamp tube body is broken down by the high-voltage electric field to emit excimer light.

Description

Double-end excimer ultraviolet lamp tube

Technical Field

The utility model belongs to the technical field of lamp tubes, and particularly relates to a double-end excimer ultraviolet lamp tube.

Background

The conventional ultraviolet lamp tubes are provided with mercury, and the principle thereof is that mercury vapor is generated by increasing the temperature in the lamp tubes through heating, and the mercury vapor is excited to emit ultraviolet rays as the temperature increases. The ultraviolet germicidal lamp has the advantages of high energy efficiency, but has the defects of long starting time, usually 10-60 seconds are needed to reach a normal working state, and the time for the lamp to enter the normal working state is easily influenced by the temperature. In order to solve the above-mentioned problems of the ultraviolet lamp, an excimer ultraviolet lamp has been developed, which is based on the principle that high voltage is used to breakdown rare gas for discharge, the rare gas emits light with a wavelength of mainly 222nm during discharge, and the wavelength of the light does not reach 254nm ultraviolet light with ideal sterilization capability, but has a certain sterilization effect and can penetrate through the lamp body for sterilization. The starting speed of the ultraviolet lamp under the structural principle is very high, 90% output can be achieved within 0.1 second, and the ultraviolet lamp is not influenced by air temperature. However, the existing excimer ultraviolet lamp tube has a complex structure, is inconvenient to install, cannot be used with a transmission ultraviolet lamp tube frame in a matching way, and has higher modification cost for users, so technical improvement needs to be carried out on the structure of the excimer ultraviolet lamp tube.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a double-end excimer ultraviolet lamp tube.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a double-end excimer ultraviolet lamp tube comprises a lamp tube main body, an inner electrode, an outer electrode, lamp caps, conducting pins and pins, wherein the lamp tube main body is of a hollow tubular structure, gas used for generating sterilizing ultraviolet light through high-voltage breakdown discharge is filled between the inner wall and the outer wall of the lamp tube main body, the inner electrode is inserted into the hollow part of the lamp tube main body, the outer electrode is sleeved on the outer wall of the lamp tube main body, the lamp caps are connected to two ends of the lamp tube main body, the two conducting pins are installed at the outer side end of one lamp cap, the two pins are installed at the outer side end of the other lamp cap, one conducting pin is connected with the inner electrode through a lead, the other conducting pin is connected with the outer electrode through a lead, and the lamp caps are made of insulating materials.

As a further improvement of the utility model, the two ends of the inner electrode are provided with isolation tubes which are inserted along the hollow part of the lamp tube main body.

As a further improvement of the utility model, the outer side of the outer electrode is also sleeved with a protective pipe.

As a further improvement of the utility model, the lamp cap is provided with heat dissipation holes.

As a further improvement of the utility model, the inner electrode is a metal tube.

As a further improvement of the utility model, the outer electrode is a metal net structure.

As a further improvement of the present invention, the gas filled in the lamp tube main body is a rare gas.

As a further improvement of the utility model, the lamp cap is made of ceramic material.

As a further improvement of the utility model, the lamp holder is provided with a sleeving position for sleeving and positioning the protective tube, and two ends of the protective tube are respectively sleeved in the sleeving positions of the two lamp holders for installation.

The utility model has the beneficial effects that: the excimer ultraviolet lamp tube is characterized in that two conducting pins are arranged on the lamp cap at one end of the lamp tube main body, and two pins are arranged on the lamp cap at the other end of the lamp tube main body, so that the conducting pins and the pins at the two ends form a symmetrical double-end structure, the excimer ultraviolet lamp tube can be suitable for the installation and use of the traditional ultraviolet lamp tube frame, and the reconstruction cost of a user is reduced; when the excimer ultraviolet lamp tube works, the inner electrode and the outer electrode are electrified, so that a high-voltage electric field is formed, the high-voltage electric field punctures rare gas in the lamp tube body to emit excimer light, and the excimer ultraviolet lamp tube has the advantages of simple structure, scientific design, low production cost and high work response speed.

Drawings

The utility model is further illustrated by the following figures and embodiments:

FIG. 1 is a schematic view of an external structure of an excimer ultraviolet lamp according to an embodiment;

FIG. 2 is a schematic diagram of an inner structure of an excimer ultraviolet lamp according to an embodiment;

FIG. 3 is a schematic end view of one of the lamp caps according to one embodiment;

FIG. 4 is a schematic end view of another exemplary embodiment of a lamp cap;

FIG. 5 is a schematic view of an external structure of a second excimer ultraviolet lamp according to the embodiment;

FIG. 6 is a schematic diagram of the internal structure of the second excimer ultraviolet lamp according to the embodiment.

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 drawings in the embodiments of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 4, the present embodiment discloses a double-ended excimer ultraviolet lamp, which comprises a lamp body 1, an inner electrode 2, an outer electrode 3, a lamp cap 4, a conductive pin 5 and a pin 6, the lamp tube main body 1 is a hollow tubular structure, gas 7 for generating sterilizing ultraviolet light by high voltage breakdown discharge is filled between the inner wall and the outer wall of the lamp tube main body 1, the inner electrode 2 is inserted along the hollow part of the lamp tube main body 1, the outer electrode 3 is sleeved on the outer wall of the lamp tube main body 1, the two ends of the lamp tube main body 1 are connected with lamp caps 4, two conducting pins 5 are arranged at the outer side end of one lamp holder 4, two pins 6 are arranged at the outer side end of the other lamp holder 4, one of the conductive pins 5 is connected with the inner electrode 2 through a wire, the other conductive pin 5 is connected with the outer electrode 3 through a wire, and the lamp cap 4 is made of an insulating material. The excimer ultraviolet lamp tube is characterized in that two conducting pins 5 are arranged on the lamp cap 4 at one end of the lamp tube main body 1, and then two pins 6 are arranged on the lamp cap 4 at the other end of the lamp tube main body 1, so that the conducting pins 5 and the pins 6 at two ends form a symmetrical double-end structure, the excimer ultraviolet lamp tube can be suitable for the installation and use of a traditional ultraviolet lamp tube frame, and the reconstruction cost of a user is reduced.

In the present embodiment, in order to fix the installation position of the inner electrode 2 in the lamp main body 1, the two ends of the inner electrode 2 are provided with the isolation tubes 8, the isolation tubes 8 are inserted along the hollow part of the lamp main body 1, and the isolation tubes 8 may be quartz tubes or ceramic tubes. And the inner electrode 2 and the outer electrode 3 are electrically isolated by the insulation function of the isolation tube 8, thereby ensuring the working safety of the lamp tube. Since the excimer ultraviolet lamp generates a large amount of heat in the lamp body 1 during operation, the heat dissipation holes 10 are formed in the lamp cap 4 to ensure a longer service life of the lamp by ensuring the heat dissipation of the lamp. The inner electrode 2 is a metal tube. The outer electrode 3 is of a metal mesh structure. The gas 7 filled in the lamp tube main body 1 is rare gas 7, when the excimer ultraviolet lamp tube works, the inner electrode 2 and the outer electrode 3 are electrified, so that a high-voltage electric field is formed, the high-voltage electric field punctures the rare gas 7 in the lamp tube main body 1 to emit excimer light, and the excimer ultraviolet lamp tube is simple in structure, scientific in design, low in production cost and high in work response speed. The lamp cap 4 is made of ceramic material.

Example two:

the implementation of the present embodiment is substantially the same as the first embodiment, and the difference is that: as shown in fig. 5 and fig. 6, in order to further improve the safety protection performance of the excimer ultraviolet lamp, a protection tube 9 is further sleeved outside the outer electrode 3. The lamp holders 4 are provided with sleeving positions 11 for sleeving and positioning the protective tubes 9, and two ends of each protective tube 9 are respectively sleeved in the sleeving positions 11 of the two lamp holders 4 for installation. Thereby the installation location of protective tube 9 has been made things convenient for, and the installation is more convenient and fast.

The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by substantially the same means are within the protection scope of the present invention.

Claims

1. A double-end excimer ultraviolet lamp tube is characterized in that: the lamp tube comprises a lamp tube body (1), an inner electrode (2), an outer electrode (3), lamp caps (4), conducting pins (5) and pins (6), wherein the lamp tube body (1) is of a hollow tubular structure, gas (7) used for generating sterilizing ultraviolet light through high-voltage breakdown discharge is filled between the inner wall and the outer wall of the lamp tube body (1), the inner electrode (2) is inserted into the hollow part of the lamp tube body (1), the outer electrode (3) is sleeved on the outer wall of the lamp tube body (1), the lamp caps (4) are connected to two ends of the lamp tube body (1), two conducting pins (5) are installed at the outer side end of one lamp cap (4), two pins (6) are installed at the outer side end of the other lamp cap (4), one conducting pin (5) is connected with the inner electrode (2) through a lead, and the other conducting pin (5) is connected with the outer electrode (3) through a lead, the lamp holder (4) is made of ceramic materials, isolation tubes (8) are arranged at two ends of the inner electrode (2), the isolation tubes (8) are inserted into the hollow part of the lamp tube main body (1), the outer side of the outer electrode (3) is further sleeved with a protection tube (9), heat dissipation holes (10) are formed in the lamp holder (4), gas (7) filled in the lamp tube main body (1) is rare gas, when the excimer ultraviolet lamp tube works, the inner electrode (2) and the outer electrode (3) are electrified to form a high-voltage electric field, the high-voltage electric field punctures the rare gas in the lamp tube main body (1) to emit excimer light, sleeving positions (11) used for sleeving and positioning the protection tubes (9) are formed in the lamp holder (4), and two ends of the protection tubes (9) are respectively sleeved in the sleeving positions (11) of the two lamp holders (4) to be installed.

2. The double-ended excimer ultraviolet lamp tube of claim 1, wherein: the inner electrode (2) is a metal tube.

3. The double-ended excimer ultraviolet lamp of claim 1, wherein: the outer electrode (3) is of a metal net structure.