CN221041030U

CN221041030U - Excimer lamp device

Info

Publication number: CN221041030U
Application number: CN202322669636.2U
Authority: CN
Inventors: 黄天赐; 黄金桢; 李立胜; 徐泽民
Original assignee: Gmy Lighting Technology Co ltd
Current assignee: Gmy Lighting Technology Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-05-28
Anticipated expiration: 2033-09-28

Abstract

The utility model relates to the technical field of excimer lamps and discloses an excimer lamp device which comprises a shell, an outer tube, an inner electrode and an outer electrode, wherein a closed flow cavity is arranged in the shell, one end of the shell is provided with an input port communicated with the flow cavity, the other end of the shell is provided with an output port communicated with the flow cavity, the outer tube is arranged in the flow cavity, one end of the outer tube is a closed end, the other end of the outer tube is an open end, the open end of the outer tube extends out of the flow cavity and is communicated with a suction device, the inner tube is arranged in the outer tube, a closed cavity is arranged in the inner tube, discharge gas is filled in the cavity, the inner electrode is arranged in the cavity, the outer electrode is sleeved outside the inner tube, and a gap exists between the outer side of the outer electrode and the inner side of the outer tube. The utility model has a flow cavity for flowing liquid, can irradiate the liquid in the flow cavity, and has good treatment effect.

Description

Excimer lamp device

Technical Field

The utility model relates to the technical field of excimer lamps, in particular to an excimer lamp device.

Background

The excimer lamp bombards rare gas in the lamp tube to emit ultraviolet rays by utilizing high pressure and high frequency outside the lamp tube, and compared with a low-pressure mercury lamp, the excimer lamp does not fill harmful substances such as mercury and the like in a discharge tube, does not have negative influence on the environment, and is widely applied to industries such as medical treatment, water treatment, environmental protection, chemical industry, material surface treatment and the like. When the excimer lamp irradiates the liquid, the excimer lamp cannot wade, so that the liquid is contained in a transparent container, and then the excimer lamp irradiates the liquid outside the container, so that the effect of the excimer lamp on the liquid treatment is poor.

Disclosure of utility model

The utility model aims to provide an excimer lamp device which is provided with a flow cavity for flowing liquid and can irradiate the liquid in the flow cavity.

In order to solve the technical problems, the utility model provides an excimer lamp device, which comprises a shell, an outer tube, an inner electrode and an outer electrode, wherein a closed flow cavity is arranged in the shell, one end of the shell is provided with an input port communicated with the flow cavity, the other end of the shell is provided with an output port communicated with the flow cavity, the outer tube is arranged in the flow cavity, one end of the outer tube is a closed end, the other end of the outer tube is an open end, the open end of the outer tube extends out of the flow cavity and is communicated with a suction device, the inner tube is arranged in the outer tube, a closed cavity is arranged in the inner tube, discharge gas is filled in the cavity, the inner electrode is arranged in the cavity, the inner electrode is connected with a first wire extending out of the flow cavity, the outer electrode is sleeved on the outer side of the inner tube, a gap exists between the outer side of the outer electrode and the inner side of the outer tube, and the outer electrode is connected with a second wire extending out of the flow cavity.

As a preferable mode of the utility model, the shell comprises a cylinder body, a first end cover arranged at one end of the cylinder body in a covering way and a second end cover arranged at the other end of the cylinder body in a covering way, a first positioning groove matched with the opening end of the outer tube is arranged at one end, close to the cylinder body, of the first end cover, a vent hole is arranged at the first end cover, one end of the vent hole is communicated with the first positioning groove, and the other end of the vent hole is communicated with the suction equipment.

As a preferable scheme of the utility model, one end of the second end cover, which is close to the cylinder, is provided with a second positioning groove matched with the closed end of the outer tube, and the first lead wire and the second lead wire respectively penetrate through the closed end of the outer tube and the second end cover to extend to the outside.

As a preferable mode of the utility model, one end of the first end cover far away from the cylinder body is connected with a first sealing joint, a suction pipe is inserted into the first sealing joint, one end of the suction pipe is connected with the vent hole, and the other end of the suction pipe is connected with the suction equipment.

As a preferable scheme of the utility model, one end of the second end cover far away from the cylinder body is connected with a second sealing joint, and the first lead and the second lead pass through the second sealing joint.

As a preferable scheme of the utility model, a sealing piece for blocking the port of the outer tube is arranged at the sealing end of the outer tube, and one end of the inner tube, which is close to the sealing piece, is fixedly connected with the sealing piece.

As a preferable scheme of the utility model, the sealing member is sleeved with a sealing ring.

As a preferable scheme of the utility model, a supporting plate is arranged in the middle of the cavity, the supporting plate is provided with a supporting hole, and the inner electrode is arranged in the supporting hole in a penetrating way.

As a preferable mode of the utility model, the shell, the outer tube and the inner tube are coaxially arranged, and the outer electrode is sleeved on the inner tube.

Compared with the prior art, the excimer lamp device provided by the embodiment of the utility model has the beneficial effects that: because the outer tube is arranged in the flow cavity, the inner tube is arranged in the outer tube, and the opening end of the outer tube extends out of the flow cavity, liquid in the flow cavity cannot enter the outer tube under the isolation of the outer tube, namely, the outer electrode positioned outside the inner tube cannot contact with the liquid, and normal operation of the outer tube is ensured; the liquid enters the flow cavity of the shell from the input port, flows to one end close to the output port, and finally is discharged from the output port, and in the flowing process of the liquid, the liquid is irradiated by ultraviolet light, so that sterilization treatment or TOC removal treatment of the liquid is realized, the liquid can be irradiated in the flow cavity, and the treatment effect is good; because the open end of the outer tube is communicated with the suction device, and a gap exists between the outer side of the outer electrode and the inner side of the outer tube, the suction device can suck the gas in the outer tube away, and the luminous effect of the inner tube is prevented from being influenced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the outer tube and the inner tube of the present utility model;

In the figure, 1, a shell; 11. a flow chamber; 12. an input port; 13. an output port; 14. a cylinder; 15. a first end cap; 151. a first positioning groove; 152. a vent hole; 16. a second end cap; 161. a second positioning groove; 2. an outer tube; 3. an inner tube; 31. a cavity; 32. a support plate; 4. an inner electrode; 41. a first wire; 5. an external electrode; 51. a second wire; 6. a first sealing joint; 61. a suction tube; 7. a second sealing joint; 8. a seal; 81. and (3) sealing rings.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the present utility model as indicated by the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model, and furthermore, the terms "first," "second," "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-2, an excimer lamp device according to a preferred embodiment of the present utility model comprises a housing 1, an outer tube 2, an inner tube 3, an inner electrode 4 and an outer electrode 5, wherein a sealed flow chamber 11 is provided in the interior of the housing 1, an input port 12 communicating with the flow chamber 11 is provided at one end of the housing 1, an output port 13 communicating with the flow chamber 11 is provided at the other end of the housing 1, the outer tube 2 is mounted in the flow chamber 11, one end of the outer tube 2 is a closed end, the other end of the outer tube 2 is an open end, the open end of the outer tube 2 extends out of the flow chamber 11 and communicates with a pumping device, it is understood that the opening end of the outer tube 2 extends out of the flow chamber 11 without affecting the tightness of the flow chamber 11, i.e. the liquid in the flow chamber 11 does not leak, the inner tube 3 is provided in the interior of the outer tube 2, a sealed cavity 31 is provided in the interior of the inner tube 3, a discharge gas is filled in the cavity 31, the inner electrode 4 is provided in the cavity 31, the inner electrode 4 is connected with a first wire 41 extending out of the flow chamber 11, the outer electrode 5 is sleeved outside the outer electrode 3, a gap exists between the outer side of the outer electrode 5 and the inner side of the outer electrode 2, the outer electrode 5 is connected with the inner electrode 5, the second wire 51 is connected with the second wire 51 and the second wire 51, which is connected with the second wire 51 and the power supply 5 through the second wire 51, and the inner electrode 4 is connected with the second wire 51.

The working principle of the embodiment is as follows: when the device is used, liquid enters the flow cavity 11 of the shell 1 from the input port 12, flows towards one end close to the output port 13 and finally is discharged from the output port 13, as the outer tube 2 is arranged in the flow cavity 11, the inner tube 3 is arranged in the outer tube 2, and the opening end of the outer tube 2 extends out of the flow cavity 11, under the isolation of the outer tube 2, the liquid in the flow cavity 11 cannot enter the outer tube 2, namely the outer electrode 5 positioned outside the inner tube 3 cannot be contacted with the liquid, so that the normal operation of the device is ensured, when the inner electrode 4 and the outer electrode 5 are respectively connected with a power supply, electric arc bombarding gas in the cavity 31 is generated between the inner electrode 4 and the outer electrode 5 so as to emit ultraviolet light, and in the flowing process of the liquid, the liquid can be irradiated by the ultraviolet light, so that the sterilization treatment or TOC (total organic carbon) removal treatment of the liquid can be realized, and the liquid can be irradiated in the flow cavity 11, and the treatment effect is good; because the open end of the outer tube 2 is communicated with the suction device, and a gap exists between the outer side of the outer electrode 5 and the inner side of the outer tube 2, the suction device can suck the gas in the outer tube 2, and the influence of the gas on the luminous effect of the inner tube 3 is avoided; it will be appreciated that the device is capable of handling gases in addition to liquids.

Illustratively, the housing 1 includes a cylinder 14, a first end cap 15 disposed at one end of the cylinder 14, and a second end cap 16 disposed at the other end of the cylinder 14, such that the interior of the cylinder 14 forms a closed flow chamber 11, the first end cap 15 and the second end cap 16 are detachably connected to the cylinder 14, such as by screwing, respectively, the first end cap 15 is provided with a first positioning groove 151 engaged with the open end of the outer tube 2 near the one end of the cylinder 14, that is, the open end of the outer tube 2 is embedded in the first end cap 15 so as to fix the open end of the outer tube 2 while helping to maintain tightness between the open end of the outer tube 2 and the first end cap 15, preventing leakage of liquid in the flow chamber 11, the first end cap 15 is provided with a vent 152, one end of the vent 152 communicates with the first positioning groove 151, and the other end of the vent 152 communicates with a suction device so that the open end of the outer tube 2 communicates with the suction device.

Illustratively, the end of the second end cap 16 near the cylinder 14 is provided with a second positioning groove 161 matched with the closed end of the outer tube 2, i.e. the closed end of the outer tube 2 extends out of the flow chamber 11 and is embedded in the second end cap 16, so that the closed end of the outer tube 2 is positioned and fixed, and the first lead wire 41 and the second lead wire 51 extend to the outside through the closed end of the outer tube 2 and the second end cap 16 respectively, so that the first lead wire 41 and the second lead wire 51 do not contact with the liquid in the flow chamber 11. In this embodiment, during assembly, the inner tube 3 provided with the inner electrode 4 and the outer electrode 5 is fixed in the outer tube 2, then the outer tube 2 is inserted into the cylinder 14, then the open end of the outer tube 2 is matched with the first positioning groove 151, the closed end of the outer tube 2 is matched with the second positioning groove 161, and finally the first end cover 15 and the second end cover 16 are respectively connected with the cylinder 14, so that the outer tube 2 is installed in the flow chamber 11, and the assembly is completed.

Illustratively, one end of the first end cover 15 far away from the cylinder 14 is connected with a first sealing joint 6, the first sealing joint 6 is inserted with a suction pipe 61, one end of the suction pipe 61 is connected with a vent hole 152, the other end of the suction pipe 61 is connected with a suction device, when the suction device is started, gas in the outer pipe 2 is sequentially conveyed to the suction device through a first positioning groove 151, the vent hole 152 and the suction pipe 61, the sealing performance of the suction device during suction is ensured by the arrangement of the first sealing joint 6, and the suction effect is ensured.

Illustratively, one end of the second end cover 16 far away from the cylinder 14 is connected with a second sealing joint 7, and the first lead wire 41 and the second lead wire 51 pass through the second sealing joint 7, that is, the first lead wire 41 and the second lead wire 51 respectively pass through the closed end of the outer tube 2, the second end cover 16 and the second sealing joint 7 in sequence and extend to the outside, and the arrangement of the second sealing joint 7 plays a role in sealing, so that the tightness of the closed end of the outer tube 2 is ensured.

The sealing end of the outer tube 2 is provided with a sealing element 8 for sealing the port of the outer tube 2, that is, the sealing end of the outer tube 2 is formed by sealing the sealing element 8, one end of the inner tube 3 close to the sealing element 8 is fixedly connected with the sealing element 8, so that the inner tube 3 and the outer tube 2 can be conveniently assembled, specifically, the inner tube 3 and the sealing element 8 are fixedly connected, then the inner tube 3 is arranged in the outer tube 2 in a penetrating manner, and finally the sealing element 8 is embedded in the outer tube 2 to seal the port of the outer tube 2, so that the inner tube 3 can be fixed in the outer tube 2.

Illustratively, the sealing member 8 is sleeved with a sealing ring 81, so as to ensure tightness between the sealing member 8 and the inner side of the outer tube 2.

Illustratively, the middle part of the cavity 31 is provided with a support plate 32, the support plate 32 is provided with a support hole, the inner electrode 4 is arranged in the support hole in a penetrating way, and the support plate 32 plays a role in supporting the inner electrode 4 and prevents the middle part of the inner electrode 4 from bending downwards.

Illustratively, the casing 1, the outer tube 2 and the inner tube 3 are coaxially arranged, the outer electrode 5 is sleeved on the inner tube 3, the outer electrode 5 is transparent, such as a metal mesh, and when the excimer lamp device works, the periphery of the outer tube 2 can be uniformly irradiated.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. An excimer lamp apparatus characterized in that: including casing, outer tube, inner electrode and outer electrode, the inside of casing is equipped with inclosed flow chamber, the one end of casing be equipped with the input port of flow chamber intercommunication, the other end of casing be equipped with the delivery outlet of flow chamber intercommunication, the outer tube is installed flow intracavity, the one end of outer tube is the blind end, the other end of outer tube is the open end, the open end of outer tube stretches out flow outside the chamber and with suction equipment intercommunication, the inner tube is located the inside of outer tube, the inside of inner tube is equipped with confined cavity, the cavity intussuseption is filled with discharge gas, the inner electrode is located in the cavity, the inner electrode is connected with and stretches out the first wire outside the flow chamber, the outer electrode cover is located the outside of inner tube, just there is the clearance in the outside of outer electrode with between the inboard of outer tube, the outer electrode is connected with stretches out the second wire outside the flow chamber.

2. The excimer lamp apparatus of claim 1, wherein: the shell comprises a barrel, a first end cover and a second end cover, wherein the first end cover is arranged at one end of the barrel, the second end cover is arranged at the other end of the barrel, the first end cover is close to one end of the barrel and is provided with a first positioning groove matched with the opening end of the outer tube, the first end cover is provided with a vent hole, one end of the vent hole is communicated with the first positioning groove, and the other end of the vent hole is communicated with the pumping equipment.

3. The excimer lamp apparatus of claim 2, wherein: the second end cover is close to the one end of barrel be equipped with the blind end complex second constant head tank of outer tube, first wire with the second wire passes respectively the blind end of outer tube with the second end cover stretches to the external world.

4. The excimer lamp apparatus of claim 2, wherein: the first end cover is far away from the one end of barrel is connected with first sealing joint, first sealing joint inserts and is equipped with the suction tube, the one end of suction tube with the air vent is connected, the other end of suction tube with suction equipment is connected.

5. An excimer lamp apparatus according to claim 3, wherein: and one end of the second end cover, which is far away from the cylinder body, is connected with a second sealing joint, and the first lead and the second lead pass through the second sealing joint.

6. The excimer lamp apparatus of claim 1, wherein: the sealing end of the outer tube is provided with a sealing element for blocking the port of the outer tube, and one end of the inner tube, which is close to the sealing element, is fixedly connected with the sealing element.

7. The excimer lamp apparatus of claim 6, wherein: and a sealing ring is sleeved on the sealing piece.

8. The excimer lamp apparatus of claim 1, wherein: the middle part of cavity is equipped with the backup pad, the backup pad is equipped with the supporting hole, the inner electrode wears to establish in the supporting hole.

9. The excimer lamp apparatus of claim 1, wherein: the shell, the outer tube and the inner tube are coaxially arranged, and the outer electrode is sleeved on the inner tube.