Anti-condensation device for picosecond laser

Abstract

The utility model discloses an anti-condensation device for a picosecond laser, relates to the technical field of laser protection, and aims to provide an anti-condensation device for a picosecond laser, which can be used in an open space, and is technically characterized by comprising an equipment shell in which a laser main body is arranged, the laser main body is arranged in the equipment shell, a control screen connected with the laser main body is arranged on the side face of the equipment shell, an air inlet pipe is arranged on one side of the equipment shell, and one end of the air inlet pipe penetrates into the equipment shell. The temperature of air entering the equipment shell is increased, meanwhile, the temperature of the interior of the equipment shell and the temperature of the laser device body are increased, the saturation value of water vapor in the air is increased, the temperature of the laser device body is prevented from being lower than the condensation point, and the problem of equipment condensation is effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of laser protection, in particular to an anti-condensation device for a picosecond laser. Background Art

[0002] Picosecond laser is a laser generator with ultra-short pulse width in the picosecond range. It has many characteristics such as adjustable repetition frequency and high pulse energy. It is widely used in biomedicine, optical parametric oscillation, biological microscopy and other fields. It is an increasingly important tool in modern biological imaging and analysis systems. During the use of picosecond laser, condensation will occur due to changes in air temperature and humidity. The existing methods mostly use the temperature and humidity in the room to adjust to prevent condensation, but this method cannot be achieved in open spaces. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies of the prior art, the utility model provides an anti-condensation device for a picosecond laser that can be used in an open space.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-condensation device for a picosecond laser, comprising a device housing, a laser body being arranged in the device housing, and a control screen connected to the laser body being arranged on the side of the device housing, an air inlet duct being arranged on one side of the device housing, one end of the air inlet duct passing through into the device housing, a protective net being arranged at the other end of the air inlet duct, an air inlet fan being arranged in the air inlet duct, the air inlet fan working toward the device housing, and a heating coil being arranged in the air inlet duct near the air inlet fan, the heating coil being used to heat the air entering the device housing.

[0007] Preferably, a sealing cover is provided on the side of the air inlet pipe, the sealing cover is interference fit with the air inlet pipe, and the sealing cover and the air inlet pipe are detachably connected.

[0008] Preferably, a drying filter plate is provided in the air inlet pipe at a position corresponding to the sealing cover, and the drying filter plate is used to absorb moisture in the air flowing through.

[0009] Preferably, a dustproof filter plate is provided at a position of the air inlet duct close to the drying filter plate, and the dustproof filter plate is used to block dust in the air flowing through.

[0010] Preferably, an air outlet duct is provided at one end of the device housing away from the air inlet duct, a fan working outward is provided in the air outlet duct, and a filler for noise reduction is provided in the air outlet duct.

[0011] Preferably, a heating plate is provided in the device housing, and the heating plate generates heat by electric current and transfers the heat to the device housing.

[0012] Preferably, a heat insulating pad is provided at a position corresponding to the heating plate in the device housing, and the heat insulating pad is used to isolate the heat from the heating plate toward the laser body.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides an anti-condensation device for a picosecond laser, which has the following beneficial effects:

[0015] 1. By setting the inlet fan and the heating coil, when the equipment is working, the inlet fan draws the outside air into the air inlet pipe, and the heating coil generates heat to heat the air flowing through, so that the temperature of the air entering the equipment casing increases, and at the same time, the temperature inside the equipment casing and the laser body increases, so that the saturation value of water vapor in the air increases, and the temperature of the laser body is prevented from being lower than the dew point, which effectively prevents the problem of condensation of the equipment. It can be used in an open space without adjusting the temperature or humidity of the surrounding environment.

[0016] 2. By setting up a drying filter plate and a dust filter plate, the dust filter plate can filter the dust in the air flowing through it to prevent the dust from flowing into the equipment casing and affecting the internal laser body. The drying filter plate can absorb the moisture in the air flowing through it, reduce the water vapor content in the air, and further avoid the occurrence of condensation problems. By using the cooperation of the two, the pre-treatment work of filtering and drying the incoming air can be achieved, and the prevention effect of condensation can be further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the housing of the device of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross section of the housing of the utility model device;

[0020] Figure 4 It is a schematic diagram of the cross section of the air inlet pipe of the utility model.

[0021] In the figure: 1. Equipment casing; 2. Control panel; 3. Air inlet duct; 4. Sealing cover; 5. Air outlet duct; 6. Laser body; 7. Heating plate; 8. Thermal insulation pad; 9. Heating coil; 10. Air inlet fan; 11. Drying filter plate; 12. Dust filter plate; 13. Protective net. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 , an anti-condensation device for a picosecond laser, comprising a device housing 1, a laser body 6 is arranged in the device housing 1, and a control screen 2 connected to the laser body 6 is arranged on the side of the device housing 1, an air inlet pipe 3 is arranged on one side of the device housing 1, one end of the air inlet pipe 3 penetrates into the device housing 1, a protective net 13 is arranged on the other end of the air inlet pipe 3, an air inlet fan 10 is arranged in the air inlet pipe 3, the air inlet fan 10 works toward the device housing 1, and a heating coil 9 is arranged in the air inlet pipe 3 near the air inlet fan 10, and the heating coil 9 is used to heat the air entering the device housing 1;

[0024] By setting the heating coil 9, the air entering the device housing 1 can be heated by the heating coil 9. After the air is heated, the critical value of its water vapor saturation will also increase, which can effectively avoid the problem of condensation of moisture in the air. In addition, the heated air will increase the temperature of the device housing 1 and the laser body 6, making its temperature higher than the condensation temperature point, further avoiding the problem of condensation of moisture in the air.

[0025] A sealing cover 4 is provided on the side of the air inlet pipe 3. The sealing cover 4 is interference fit with the air inlet pipe 3, and the sealing cover 4 and the air inlet pipe 3 are detachably connected;

[0026] By providing the sealing cover 4 and utilizing the detachable design of the sealing cover 4, the air inlet pipe 3 can be opened to facilitate maintenance or replacement of components in the air inlet pipe 3, and the sealing cover 4 utilizes an interference fit with the air inlet pipe 3 to effectively ensure the sealing effect and the air tightness of the air inlet pipe 3.

[0027] A drying filter plate 11 is provided at a position corresponding to the sealing cover 4 in the air inlet pipe 3, and the drying filter plate 11 is used to absorb moisture in the air flowing through;

[0028] By setting up the drying filter plate 11, a desiccant for absorbing moisture in the air is arranged inside the drying filter plate 11, so that the moisture in the air entering the device housing 1 is reduced, further increasing the efficiency and effect of preventing condensation, and effectively ensuring the normal operation of the device.

[0029] A dustproof filter plate 12 is provided near the drying filter plate 11 of the air inlet pipe 3, and the dustproof filter plate 12 is used to block dust in the air flowing through;

[0030] By setting up the dust filter plate 12, the dust filter plate 12 can filter the dust in the air entering the device housing 1, preventing dust from invading the device housing 1 and causing problems in the normal operation of the laser body 6, thereby effectively ensuring the protective effect of the device housing 1.

[0031] An air outlet pipe 5 is provided at one end of the device housing 1 away from the air inlet pipe 3, a fan working outward is provided in the air outlet pipe 5, and a filler for noise reduction is provided in the air outlet pipe 5;

[0032] By setting the air outlet duct 5, the air in the device housing 1 can be discharged by the air outlet duct 5 to avoid the heated air from gathering in the device housing 1, resulting in excessive temperature affecting the normal operation of the laser body 6, and the air outlet duct 5 also uses the filler set inside to reduce the flow rate of the exhaust air and reduce the generation of noise.

[0033] A heating plate 7 is provided in the device housing 1, and the heating plate 7 generates heat by electric current and transfers the heat to the device housing 1;

[0034] By providing the heating plate 7, the temperature of the device housing 1 can be increased by utilizing the heating plate 7 so that the temperature of the device housing 1 is higher than the critical point of condensation, thereby preventing moisture in the air from condensing on the outer side of the device housing 1, thereby further ensuring the effect of preventing condensation.

[0035] A heat insulating pad 8 is provided at a position corresponding to the heating plate 7 in the device housing 1, and the heat insulating pad 8 is used to isolate the heat from the heating plate 7 to the laser body 6;

[0036] By providing the heat insulating pad 8, the heat insulating pad 8 can protect the heating plate 7, avoid excessive transmission of the heating temperature to the laser body 6, and ensure that the laser body 6 is always at a suitable working temperature.

[0037] Working principle:

[0038] During operation, the air inlet fan 10 delivers external air into the device housing 1 through the air inlet pipe 3. At the same time, the heating coil 9 generates heat to heat the incoming air. The heated air is used to increase the proximity of the condensation point of water vapor in the air, and the temperature inside the device housing 1 and the laser body 6 is made higher than the condensation point, effectively preventing the condensation problem. In addition, the dust filter plate 12 and the drying filter plate 11 are used to filter the incoming air to reduce the dust and moisture content in the air, and then the heating plate 7 and the insulation pad 8 are used to increase the temperature of the device housing 1 to prevent the moisture in the air from condensing on the outside of the device housing 1.

[0039] The above are only specific embodiments of the utility model, but the technical features of the utility model are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the utility model to solve basically the same technical problems and achieve basically the same technical effects are all included in the protection scope of the utility model.

Claims

1. An anti-condensation device for a picosecond laser, comprising a device housing (1), a laser body (6) being arranged in the device housing (1), and a control panel (2) connected to the laser body (6) being arranged on the side of the device housing (1), characterized in that: An air inlet pipe (3) is provided on one side of the device housing (1), one end of the air inlet pipe (3) penetrates into the device housing (1), the other end of the air inlet pipe (3) is provided with a protective net (13), an air inlet fan (10) is provided in the air inlet pipe (3), the air inlet fan (10) works toward the inside of the device housing (1), and a heating coil (9) is provided in the air inlet pipe (3) near the air inlet fan (10), the heating coil (9) is used to heat the air entering the device housing (1).

2. The anti-condensation device for picosecond laser according to claim 1, characterized in that: A sealing cover (4) is provided on the side of the air inlet pipe (3); the sealing cover (4) and the air inlet pipe (3) are interference fit, and the sealing cover (4) and the air inlet pipe (3) are detachably connected.

3. The anti-condensation device for picosecond laser according to claim 2, characterized in that: A drying filter plate (11) is provided at a position corresponding to the sealing cover (4) in the air inlet pipe (3), and the drying filter plate (11) is used to absorb moisture in the air flowing through.

4. The anti-condensation device for picosecond laser according to claim 3, characterized in that: A dustproof filter plate (12) is provided at a position of the air inlet pipe (3) close to the drying filter plate (11), and the dustproof filter plate (12) is used to block dust in the air flowing through.

5. The anti-condensation device for picosecond laser according to claim 1, characterized in that: An air outlet pipe (5) is provided at one end of the device housing (1) away from the air inlet pipe (3), a fan working outward is provided in the air outlet pipe (5), and a filler for noise reduction is provided in the air outlet pipe (5).

6. The anti-condensation device for picosecond laser according to claim 1, characterized in that: A heating plate (7) is provided inside the device housing (1), and the heating plate (7) generates heat by using electric current and transfers the heat to the device housing (1).

7. The anti-condensation device for picosecond laser according to claim 6, characterized in that: A heat insulating pad (8) is provided at a position corresponding to the heating plate (7) in the device housing (1), and the heat insulating pad (8) is used to isolate heat from the heating plate (7) in the direction of the laser body (6).

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