CN210628246U

CN210628246U - Rectangular excimer lamp emitting uniform parallel light on single surface

Info

Publication number: CN210628246U
Application number: CN201921848185.6U
Authority: CN
Inventors: 李俊芳
Original assignee: Shenzhen Jiaguang Technology Co Ltd
Current assignee: Shenzhen Jiaguang Technology Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-05-26
Anticipated expiration: 2029-10-30

Abstract

The utility model belongs to the technical field of the medical light source technique and specifically relates to a rectangle excimer lamp of even parallel light is sent out to single face, including negative electrode, positive electrode and square pipe, square pipe is including first terminal surface and second terminal surface, the positive electrode is laid on first terminal surface, the negative electrode is laid on the second terminal surface, arbitrary point is the same to the perpendicular distance of second terminal surface on the first terminal surface, square intraductal packing has working gas, works as when applying mains voltage on negative electrode and the positive electrode, the stimulated emission of working gas in the square pipe produces light and is in export on the second terminal surface, square intraductal ventilation pipe that has run through. The utility model discloses can improve the luminous uneven problem of cylindrical fluorescent tube on the market to can reduce the high temperature and prolong the life of fluorescent tube of bringing because of the fluorescent tube is luminous.

Description

Rectangular excimer lamp emitting uniform parallel light on single surface

Technical Field

The utility model relates to a medical light source field especially relates to a rectangle excimer lamp of even parallel light is sent out to single face.

Background

The 308nm excimer lamp is an optical therapeutic instrument for treating skin diseases, especially leucoderma, psoriasis and the like, can emit 308nm excimer light with xenon chloride gas as an irradiation source, can induce T cell apoptosis, promote pigment synthesis, can treat diseased skin more accurately, and has short treatment time and good effect.

At present, the 308nm excimer lamp on the market has the following problems: 1. some products have a counterfeit condition, namely, manufacturers use a common fluorescent lamp tube to simulate a 308nm excimer lamp; 2. the problems of low light power, unstable light power, overhigh temperature of a lamp tube in the working process and the like of a quality 308nm excimer lamp exist; 3. due to the limitation of the internal space of the product or the difference of the environment, the circular lamp tube on the market cannot meet the requirement. Meanwhile, as the market demand for 308nm excimer lamps continues to increase, the improvement of the performance of 308nm excimer lamps is urgently needed. 4. Poor heat dissipation effects affect the operating efficiency of excimer lamps. 5. The light emission is not uniform.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect of uneven light emission in the prior art and providing a rectangular excimer lamp with a single surface emitting uniform parallel light.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a single face sends out rectangle excimer lamp of even parallel light, includes negative electrode, positive electrode and side's pipe, side's pipe includes first terminal surface and second terminal surface, the positive electrode is laid on first terminal surface, the negative electrode is laid on the second terminal surface, the perpendicular distance that arbitrary point was gone up to the second terminal surface on the first terminal surface is the same, square intraductal packing has working gas, works as when applying mains voltage on negative electrode and the positive electrode, the excited light production of working gas in the side is in output on the second terminal surface, square intraductal ventilation pipe that runs through.

Preferably, square pipe is the cuboid, first terminal surface and second terminal surface are two non-adjacent planes, square pipe is made for quartz glass.

Preferably, the area occupied by the negative electrode on the second end face is less than 10% of the area of the second end face, the positive electrode is a sheet electrode, and the negative electrode is a parallel winding wire.

Preferably, the surface of the sheet electrode is a mirror reflection surface.

Preferably, the working gas is a mixed gas of Xe and Cl.

Preferably, the first end face is provided with a coating film for reflecting light, and the second end face is provided with a coating film and an antireflection film for selectively outputting the wavelength of output light, so that the transmittance of 308nm light can be increased, and the light power can be improved.

Preferably, the side wall of the square pipe is connected with a mounting plate, and the mounting plate is provided with a mounting hole.

Preferably, the side wall of the square tube is provided with a gas injection port.

Preferably, the two ends of the ventilation pipe are connected with connecting pipes, and the end parts of the connecting pipes are connected with connecting hoses through pipe joints.

Preferably, the side wall of the square tube is vertically connected with radiating fins arranged at equal intervals.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the ventilation pipe penetrates through the square pipe, the excimer lamp is cooled and protected through the ventilation pipe, the temperature of the device is reduced in an air cooling mode, and the temperature requirement during treatment is met.

2. The working gas emits 308nm light through a fixed high-frequency electric field, the single wavelength of 308nm is the optimal wavelength for treating leucoderma and psoriasis by ultraviolet light, the distance between the first end face and the second end face is approximately equal, and the light is emitted uniformly;

3. further, the gas injection port of the existing product is designed in the middle of the lamp tube, and the product designs the gas injection port at the end part of the lamp tube, so that the lamp tube has the following advantages:

(1) the winding is convenient; (2) the radiation of the excimer light to the outside is not hindered 308.

4. Furthermore, the reflective coating is arranged on the first end face, so that light can be prevented from radiating everywhere to cause overhigh temperature in the equipment, the light can be reflected to the direction of the treatment window, the light intensity is increased, the treatment effect is enhanced, and the treatment time is shortened.

Drawings

Fig. 1 is a front schematic structural view of the present invention;

fig. 2 is a schematic structural view of the back side of the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is a schematic structural diagram at a in fig. 3.

In the figure: the gas injection device comprises a square tube 1, a gas injection port 2, a negative electrode 3, a radiating fin 4, a first end face 5, a positive electrode 6, a mounting plate 7, a vent pipe 8, a connecting hose 9, a pipe joint 10, a connecting pipe 11 and a second end face 12.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-4, the rectangular excimer lamp emitting uniform parallel light on one side comprises a negative electrode 3, a positive electrode 6 and a square tube 1, wherein the square tube 1 is a cuboid, a first end face 5 and a second end face 12 are two non-adjacent planes, and the square tube 1 is made of quartz glass. The area of the negative electrode 3 on the second end face 12 is less than 10% of the area of the second end face 12, the positive electrode 6 is a sheet electrode, and the negative electrode 3 is a parallel winding wire. The surface of the sheet electrode is a mirror reflection surface. The dielectric barrier discharge light source is connected with a high-voltage power supply through the negative electrode 3 and the positive electrode 6 to excite the working gas in the square tube to emit light, and the gas capacity in the square tube 1 is equivalent, and the distances between the end surfaces where the negative electrode 3 and the positive electrode 6 are located are approximately equal, so that the light is output uniformly. Because one side of the negative electrode 3 is the light output end, when the negative electrode 3 is arranged, the area occupied by the negative electrode 3 on the second end surface 12 of the square tube 1 is less than 10% of the area of the second end surface 12, thereby ensuring that the light output efficiency is not lower than 90%. In order to achieve a higher light power output, the positive electrode 6 is a sheet electrode, which has both a light reflecting and an electrode function. The sheet-like electrode may be realized on the first end face 5 by means of a metal plating, for example.

The square tube 1 comprises a first end face 5 and a second end face 12, a positive electrode 6 is arranged on the first end face 5, a negative electrode 3 is arranged on the second end face 12, the vertical distance from any point on the first end face 5 to the second end face 12 is the same, and working gas which is mixed gas of Xe and Cl is filled in the square tube 1. When a power supply voltage is applied to the negative electrode 3 and the positive electrode 6, the working gas in the square tube 1 is excited to generate light and output the light on the second end face 12. The working gas can be any gas that is excited, for example, Xe and Cl gas mixture to obtain light at a wavelength of 308 nm. The principle is as follows: chlorine is a halogen element, xenon is an inert gas, the chlorine and xenon do not react under normal conditions, and chlorine and xenon compounds do not exist in nature, but chlorine can receive an electron of xenon under the action of high voltage and a strong electric field to form xenon chloride molecules, the xenon chloride is unstable for a short time and can be rapidly dissociated into chlorine and xenon, the unstable molecules are called excimer molecules, and light generated by excitation of the unstable xenon chloride excimer molecules is ultraviolet light with the wavelength of 308 mn. Of course, the working gas may also be a halogen element gas or a combination of a plurality of halogen element gases, and may even be a halogen compound gas, and the application does not limit the specific type of the working gas, and the working gas may be selected according to specific requirements.

The square tube 1 is internally penetrated with a vent pipe 8. The ventilation pipe 8 is a quartz pipe, two ends of the ventilation pipe 8 are connected with connecting pipes 11, and the end parts of the connecting pipes 11 are connected with connecting hoses 9 through pipe joints 10. The side wall of the square tube 1 is vertically connected with radiating fins 4 which are arranged at equal intervals. Can be to square 1 internal input cold wind in the pipe through ventilation pipe 8, the heat on the 8 pipe walls of ventilation pipe can be taken away through ventilation pipe 8 to cold wind to carry out quick cooling to the molecular lamp, coupling hose 9 is used for being connected with the wind regime, and fin 4 adopts the sheetmetal that heat conductivility is good, for example the copper sheet, and fin 4 can increase square 1's heat radiating area, improves the radiating effect.

The first end face 5 is provided with a coating film for reflecting light, and the second end face 12 is provided with a coating film and an antireflection film for selectively outputting the wavelength of output light, so that the transmittance of 308nm light can be increased, and the light power can be improved.

The side wall of the square tube 1 is connected with a mounting plate 7, and the mounting plate 7 is provided with a mounting hole. The mounting plate 7 is used for conveniently mounting the molecular lamp, and the side wall of the square tube 1 is provided with a gas injection port 2. The coating film arranged on the second end face 12 selectively outputs the required wavelength, such as the wavelength of 300nm-320 nm. The design of the gas injection mouth 2 of current product is in the centre of fluorescent tube, and this product is with the design of gas injection mouth 2 at the tip of square pipe 1, has following benefit: (1) the winding is convenient; (2) the radiation of the excimer light to the outside is not hindered 308.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a single face sends out rectangle excimer lamp of even parallel light, includes negative electrode (3), positive electrode (6) and side's pipe (1), side's pipe (1) is including first terminal surface (5) and second terminal surface (12), positive electrode (6) are laid on first terminal surface (5), negative electrode (3) are laid on second terminal surface (12), the perpendicular distance of arbitrary point to second terminal surface (12) on first terminal surface (5) is the same, square pipe (1) intussuseption is filled with working gas, works as when applying mains voltage on negative electrode (3) and positive electrode (6), the excited generation light of working gas in square pipe (1) is in output on second terminal surface (12), its characterized in that, it has ventilation pipe (8) to run through in square pipe (1).

2. The rectangular excimer lamp emitting uniform parallel light on one side as claimed in claim 1, wherein the square tube (1) is a cuboid, the first end face (5) and the second end face (12) are two non-adjacent planes, and the square tube (1) is made of quartz glass.

3. The rectangular excimer lamp emitting uniform parallel light on one side as claimed in claim 1, wherein the area of the negative electrode (3) on the second end face (12) is less than 10% of the area of the second end face (12), the positive electrode (6) is a sheet electrode, and the negative electrode (3) is a parallel wire winding.

4. The rectangular excimer lamp emitting uniform parallel light on a single surface as claimed in claim 3, wherein the surface of the sheet-like electrode is a mirror reflection surface.

5. The rectangular excimer lamp emitting uniform parallel light on a single face as claimed in claim 1, wherein the working gas is a mixture of Xe and Cl.

6. The rectangular excimer lamp emitting uniform parallel light on one side as claimed in claim 1, wherein the first end face (5) is provided with a coating film reflecting light, and the second end face (12) is provided with a coating film selectively outputting the wavelength of output light and an antireflection film.

7. The rectangular excimer lamp emitting uniform parallel light on a single surface as claimed in claim 1, wherein a mounting plate (7) is connected to the side wall of the square tube (1), and mounting holes are formed on the mounting plate (7).

8. The rectangular excimer lamp emitting uniform parallel light on a single surface as claimed in claim 1, wherein the side wall of the square tube (1) is provided with a gas injection port (2).

9. The rectangular excimer lamp emitting uniform parallel light on a single surface as claimed in claim 1, wherein the two ends of the ventilation tube (8) are connected with connecting tubes (11), and the ends of the connecting tubes (11) are connected with connecting hoses (9) through pipe joints (10).

10. The rectangular excimer lamp emitting uniform parallel light on a single surface as claimed in claim 1, wherein the side wall of the square tube (1) is vertically connected with heat dissipation fins (4) arranged at equal intervals.