Combined laser tube structure design

Abstract

The utility model discloses a combined laser tube structure design, which comprises a laser tube, a cathode ring, a sealing sleeve, a heat dissipation ring groove, a streaming ring, an air inlet pipe and an anode assembly, a high-temperature outflow port is arranged on one side of the laser tube, the cathode ring is arranged at the high-temperature outflow port and is a high-voltage discharge end of the laser tube, the sealing sleeve is fixedly connected on the laser tube, and the heat dissipation ring groove is arranged in the sealing sleeve. The cathode ring is located in the sealing sleeve, the multiple heat dissipation ring grooves are formed in the sealing sleeve, the streaming ring is fixedly connected to the laser tube, the air inlet pipe communicates with the bottom end of the streaming ring, a high-temperature air inlet is formed in the air inlet pipe, and the anode assembly is installed on the streaming ring and serves as a low-voltage discharging end of the laser tube. The structural design of the combined laser tube facilitates the improvement of the heat dissipation effect of the laser tube, facilitates the improvement of the machinability and the reduction of the cost, can improve the maintainability, stability and replaceability at the same time, and improves the use effect under the condition of meeting the basic performance of the laser tube.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser tube structure technical field, concretely relates to a combined laser tube structure design. BACKGROUND

[0002] Laser tube passes through high voltage discharge excitation atom or molecule in laser medium, makes it happen energy level transition, thereby produces stimulated emission, forms high intensity, high directionality, high monochromaticity and high coherence laser beam, common laser tube is composed of hard glass, resonant cavity and electrode three parts, is commonly used in laser engraving machine, laser cutting machine and laser marking machine and equipment, but glass tube welding is complex, especially with a material welding, near the welding needle is easy to crack, drop needle, makes overall tightness bad, is easy to leak, after overall welding, is easy to appear breakage even whole scrap condition;

[0003] In view of the above problem, part of laser tube in prior art is improved on the basis of hard glass, divides the whole into parts, and the secondary part is made of metal material, and the performance does not decrease under the condition of meeting its basic performance, but the heat dissipation efficiency of the improved laser tube is low at present, and high temperature is easy to cause certain influence on discharge performance, thereby the use effect of laser tube will be affected. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a combined laser tube structure design to solve the problems of low heat dissipation efficiency, certain influence on discharge performance and poor overall tightness caused by cracking and needle dropping of the overall laser tube due to unstable welding with dissimilar materials, and low yield.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a combined laser tube structure design, including laser tube, cathode ring, sealing sleeve, heat dissipation ring groove, flow ring, gas inlet pipe and anode assembly;

[0008] One side of the laser tube is provided with a high-temperature outlet, and the laser tube is made of glass;

[0009] The cathode ring is arranged at the high-temperature outlet and is the high-voltage discharge end of the laser tube.

[0010] The sealing sleeve is fixedly connected to the laser tube, and the cathode ring is located in the sealing sleeve.

[0011] The heat dissipation ring groove is provided with a plurality of heat dissipation ring grooves, and the plurality of heat dissipation ring grooves are arranged on the sealing sleeve.

[0012] The flow ring is fixedly connected to the laser tube;

[0013] The gas inlet pipe is communicated with the bottom end of the flow ring, and a high-temperature gas inlet is formed in the gas inlet pipe;

[0014] The anode assembly is installed on the flow ring and is a low-voltage discharge end of the laser tube.

[0015] Further, the anode assembly comprises:

[0016] The mounting seat is fixedly connected to the top end of the flow ring;

[0017] The anode needle is installed at the bottom end of the mounting seat, and a jet port matched with the anode needle is formed in the laser tube.

[0018] Further, a small hole is formed in the laser tube, and a pre-ionization ring is sealingly sleeved at the small hole, and the pre-ionization ring is located between the flow ring and the sealing sleeve.

[0019] Further, a sealing plate is fixedly connected to one side of the flow ring, and a plurality of mounting ports are formed in the sealing plate.

[0020] Further, the sealing plate, the flow ring, the pre-ionization ring and the sealing sleeve are provided with sealing rings between the sealing plate, the flow ring, the pre-ionization ring and the sealing sleeve and the laser tube, and the plurality of sealing rings are high-temperature-resistant O-shaped sealing rings.

[0021] Further, the gas inlet pipe is used for inflow of the high-temperature gas flow, and the outlet is used for outflow of the high-temperature gas flow.

[0022] (Three) beneficial effects

[0023] Compared with the prior art, the utility model provides a combined laser tube structure design, which has the following beneficial effects:

[0024] 1. In the utility model, the high-temperature outlet and the cathode ring are conveniently arranged through the laser tube, the laser tube and the cathode ring are conveniently sealed and fixed through the sealing sleeve, and the laser tube is conveniently and stably installed through the cooperation of the sealing plate and the plurality of mounting ports, so that the stability of the laser tube during use can be improved.

[0025] 2. In the utility model, the laser tube is made of glass, and other components are made of metal material, so that the problems of great welding difficulty, insecure welding with dissimilar materials, easy cracking and needle falling, poor overall sealing performance and low yield of the prior art are solved, the processability is improved, the cost is reduced, the maintainability, stability and replaceability are improved, and the use effect is improved under the condition of meeting the basic performance of the laser tube.

[0026] 3. The utility model discloses, through the cooperation of multiple heat dissipation ring grooves, it is convenient for the heat dissipation of high voltage end, can effectively reduce 30-60 DEG C, greatly reduce the influence of high temperature to the discharge performance, and the heat dissipation groove can be designed to be in the form of radiating fin, also can be integral ring groove type, designs one side or two sides simultaneously, thereby convenient for improving the heat dissipation effect of laser tube. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is the structure schematic diagram of the section of this application;

[0028] Figure 2 It is the structure schematic diagram of the section of this application; Figure 1

[0029] Figure 3 It is the structure schematic diagram of the section of this application;

[0030] Figure 4 It is the structure schematic diagram of the section of this application;

[0031] In the drawing: 1, laser tube;2, high temperature outlet;3, cathode ring;4, sealing sleeve;5, heat dissipation ring groove;6, flow ring;7, inlet pipe;8, mounting seat;9, anode needle;10, nozzle;11, preionization ring;12, sealing plate;13, sealing ring. DETAILED DESCRIPTION

[0032] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0033] Please refer to Figures 1 to 4 ​The utility model provides a kind of combined laser tube structure design, including laser tube 1, cathode ring 3, sealing sleeve 4, heat dissipation ring groove 5, flow ring 6, air inlet pipe 7 and anode assembly, laser tube 1 one side is equipped with high-temperature outlet 2, laser tube 1 is glass material, for laser reciprocation, cathode ring 3 is arranged at high-temperature outlet 2, is the high-voltage discharge end of laser tube 1, sealing sleeve 4 is fixedly connected on laser tube 1, cathode ring 3 is located in sealing sleeve 4, heat dissipation ring groove 5 is set to multiple, multiple heat dissipation ring groove 5 are all equipped on sealing sleeve 4, it is convenient to heat dissipation to high-voltage end, can effectively reduce 30-60 ℃, greatly reduce the influence of high temperature on discharge performance, simultaneously heat dissipation groove can be designed to show fin type, also can integral ring groove type, one side design or both sides design simultaneously, to facilitate the heat dissipation effect of laser tube 1, flow ring 6 is fixedly connected on laser tube 1, air inlet pipe 7 is communicated at the bottom of flow ring 6, high-temperature air inlet is equipped on air inlet pipe 7, air inlet pipe 7 is used for the inflow of high-temperature airflow, outlet is used for the outflow of high-temperature airflow, by the cooperation of high-temperature air inlet and high-temperature outlet, it is convenient for high-temperature airflow to flow in laser tube 1, anode assembly is installed on flow ring 6, is the low-voltage discharge end of laser tube 1, laser tube 1 is equipped with small hole, small hole sealing sleeve 4 is equipped with preionization ring 11, preionization ring 11 is located between flow ring 6 and sealing sleeve 4, preionization ring 11 is located between flow ring 6 and sealing sleeve 4, preionization ring 11 is electrically connected with anode needle 9 by a preionization resistance, so that the main discharge channel between anode and cathode is established, a weak discharge channel is formed between preionization electrode and cathode, the breakdown voltage of discharge tube two ends is reduced, avoids the interference to high-voltage power supply and the electric control part of laser, improves the stability of laser.

[0034] Specifically, anode assembly includes mounting seat 8 and anode needle 9, mounting seat 8 is fixedly connected at the top end of flow ring 6, and anode needle 9 is installed at the bottom end of mounting seat 8, and laser tube 1 is equipped with nozzle 10 matched with anode needle 9;

[0035] Through the nozzle 10 on the laser tube 1, a weak discharge channel can be formed between the anode needle 9 and the cathode ring 3, that is, a discharge channel is formed between the high-voltage discharge end and the low-voltage discharge end of the laser tube 1, the breakdown voltage of the discharge tube two ends is reduced, avoids the interference to high-voltage power supply and the electric control part of laser, improves the stability of laser.

[0036] Specifically, the laser tube 1 is fixedly connected with a sealing plate 12 on one side of the flow ring 6, and the sealing plate 12 is provided with a plurality of mounting holes;

[0037] The plurality of mounting screws are screwed in the plurality of mounting holes, which can connect and disassemble the sealing plate 12 and other equipment, so as to install and disassemble the laser tube 1, and can improve the stability of the laser tube 1 in use.

[0038] Specifically, the sealing plate 12, the flow ring 6, the pre-ionization ring 11 and the sealing sleeve 4 are provided with sealing rings 13 between the laser tube 1, the plurality of sealing rings 13 are high-temperature-resistant O-shaped sealing rings 13, which facilitate to improve the sealing performance of the sealing plate 12, the flow ring 6, the pre-ionization ring 11 and the sealing sleeve 4 installed on the laser tube 1.

[0039] It also needs to be explained that the combined laser tube structure design only has the laser tube 1 as a glass product, effectively improves the heat dissipation capacity of the cathode ring 3, reduces the processing cost, and through the annular form of the pre-ionization electrode ring, improves the stability of the support, facilitates to improve the processability, improves the maintainability, stability and replaceability, and improves the use effect under the condition of meeting the basic performance of the laser tube.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A modular laser tube design, comprising: Include: The laser tube (1), one side of the laser tube (1) is provided with high temperature outlet (2); Cathode ring (3), the cathode ring (3) is provided at the high temperature outlet (2), is the high voltage discharge end of the laser tube (1); Sealing sleeve (4), the sealing sleeve (4) is fixedly connected on the laser tube (1), the cathode ring (3) is located in the sealing sleeve (4); Heat dissipation ring groove (5), the heat dissipation ring groove (5) is provided with multiple, multiple heat dissipation ring groove (5) is opened on the sealing sleeve (4); Flow ring (6), the flow ring (6) is fixedly connected on the laser tube (1); Air inlet pipe (7), the air inlet pipe (7) is communicated with the bottom end of the flow ring (6), the air inlet pipe (7) is provided with high temperature gas inlet; Anode assembly, the anode assembly is installed on the flow ring (6), is the low voltage discharge end of the laser tube (1).

2. A combined laser tube structure design according to claim 1, characterized in that, The anode assembly includes: Mounting seat (8), the mounting seat (8) is fixedly connected on the top end of the flow ring (6); Anode needle (9), the anode needle (9) is installed on the bottom end of the mounting seat (8), and the laser tube (1) is provided with the nozzle (10) matched with the anode needle (9).

3. The combined laser tube structure design of claim 2, wherein, The laser tube (1) is provided with a small hole, the sealing sleeve (4) is provided with a preionization ring (11) at the small hole, and the preionization ring (11) is located between the flow ring (6) and the sealing sleeve (4).

4. The combined laser tube structure design of claim 3, wherein, The laser tube (1) is fixedly connected with a sealing plate (12) on one side of the flow ring (6), and a plurality of mounting holes are formed in the sealing plate (12).

5. The combined laser tube structure design of claim 4, wherein, The sealing plate (12), the flow ring (6), the preionization ring (11) and the sealing sleeve (4) are provided with a sealing ring (13) between the laser tube (1), and the sealing ring (13) is a high temperature resistant O type sealing ring (13).

6. The combined laser tube structure design of claim 5, wherein, The air inlet pipe (7) is used for the inflow of high temperature gas flow, and the outlet is used for the outflow of high temperature gas flow.

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