Laser optical shutter

Abstract

The utility model discloses a laser optical shutter which comprises a shell and a cooling pump arranged in the shell. A laser inlet is formed in one side of the shell, and a laser outlet corresponding to the laser inlet is formed in the other side of the shell; the shell is provided with a reflector assembly used for cutting off laser transmission. An absorption block used for absorbing heat of laser reflected by the reflector assembly is arranged in the shell. An absorption block; a heat dissipation assembly is arranged on the back of the shell; a heat absorption circulation loop is formed among the cooling pump, the absorption block and the heat dissipation assembly. The laser shutter is provided with the cooling pump, the absorption block and the heat dissipation assembly, and the cooling pump, the absorption block and the heat dissipation assembly form a heat absorption circulation loop, so that the absorption heat of the heat absorption block can be greatly improved, components in the laser shutter are prevented from being overheated, meanwhile, frequent shutdown for rest is not needed, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser equipment, in particular to a laser shutter. Background Art

[0002] A laser shutter is a device that controls the closing and opening of the laser transmission optical path emitted from the laser resonant cavity, thereby changing the laser optical path. In laser shutters, absorbers are used to absorb the heat when the laser transmission optical path is closed. At present, the absorption effect of the absorbers of existing laser shutters is not good, which often causes the internal components of the laser shutter to overheat and need to be closed for a period of time before they can be used. This is not only easy to damage the internal components, but also has low working efficiency.

[0003] Therefore, it is necessary to design a laser shutter to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a laser shutter to solve the problem that the laser shutter in the prior art has a poor heat absorption effect.

[0005] The technical solution of the utility model is: a laser shutter, comprising a shell and a cooling pump arranged in the shell; a laser inlet is arranged on one side of the shell, and a laser outlet corresponding to the laser inlet is arranged on the other side; the shell is provided with a reflector assembly for cutting off laser transmission; an absorption block for absorbing heat of laser reflected from the reflector assembly is arranged in the shell; the absorption block; a heat dissipation assembly is arranged on the back of the shell; a heat absorption circulation loop is formed among the cooling pump, the absorption block and the heat dissipation assembly.

[0006] The reflector assembly comprises a shutter switch electromagnet and a reflector arranged on the swing end of the shutter switch electromagnet; a wiring port for connecting to the shutter switch electromagnet is arranged on one side of the shell.

[0007] The heat dissipation component includes a water-cooled radiator and a heat dissipation fan which are arranged in sequence on the back of the shell; the outlet of the cooling pump is connected to the inlet of the absorption block; the outlet of the absorption block is connected to the inlet of the water-cooled radiator; the outlet of the water-cooled radiator is connected to the cooling pump; and a water inlet is provided on the top of the cooling pump.

[0008] A flow meter is connected in series in the endothermic circulation loop.

[0009] The outer shell of the cooling pump is transparent; a water level observation hole is provided on the shell corresponding to the cooling pump.

[0010] A horizontal adjustment plate for adjusting the level of the shell is provided at the bottom of the shell; and an adjustment support block is connected with threads in a triangular shape on the horizontal adjustment plate.

[0011] By adopting the above technical scheme, the utility model has the following beneficial effects: (1) The utility model is provided with a cooling pump, an absorption block and a heat dissipation component, and the cooling pump, the absorption block and the heat dissipation component constitute a heat absorption circulation loop, which can greatly increase the heat absorption of the heat absorption block, thereby avoiding overheating of the internal components of the laser shutter, and at the same time, there is no need to stop the machine frequently for rest, thereby improving work efficiency.

[0012] (2) The reflector assembly of the utility model adopts a shutter switch electromagnet to drive the transmitting mirror to rotate so as to cut off the laser transmission optical path. It is not only simple in structure, but also fast in response speed and easy to control.

[0013] (3) The heat dissipation component of the utility model adopts a water-cooled radiator and a heat dissipation fan, which not only improves the heat dissipation effect, but also reduces the noise compared to direct air cooling.

[0014] (4) The utility model is provided with a flow meter, which can ensure that the heat absorption circulation loop remains in operation and avoid damage to the laser shutter due to the heat absorption circulation loop stopping working.

[0015] (5) The outer shell of the cooling pump of the utility model is transparent, and a water level observation hole is provided on the shell corresponding to the cooling pump, so that the consumption status of the cooling water inside the water cooling can be observed in time, and cooling water can be added in time to maintain normal heat dissipation.

[0016] (6) The utility model is provided with a horizontal adjustment plate at the bottom of the shell, and an adjustment support block is connected to the horizontal adjustment plate in a triangular shape by threads. By adjusting the adjustment support block, the laser shutter can always be kept in a horizontal state, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to make the content of the utility model more clearly understood, the utility model is further described in detail below based on specific embodiments and in conjunction with the accompanying drawings.

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a schematic diagram of the back structure of the utility model.

[0020] Figure 3 It is a schematic diagram of the bottom structure of the utility model.

[0021] The reference numerals in the accompanying drawings are:

[0022] Shell 1, cooling pump 2, laser inlet 3, laser outlet 4, reflector assembly 5, optical shutter switch electromagnet 5-1, reflector 5-2, absorption block 6, heat dissipation assembly 7, water-cooled radiator 7-1, heat dissipation fan 7-2, flow meter 8, water level observation hole 9, horizontal adjustment plate 10, adjustment support block 11. DETAILED DESCRIPTION

[0023] (Example 1)

[0024] See Figures 1 to 3 A laser shutter of this embodiment includes a shell 1 and a cooling pump 2 arranged in the shell 1; a laser inlet 3 is arranged on one side of the shell 1, and a laser outlet 4 corresponding to the laser inlet 3 is arranged on the other side; the shell 1 is provided with a reflector assembly 5 for cutting off laser transmission; an absorption block 6 for absorbing the heat of the laser reflected by the reflector assembly 5 is arranged in the shell 1; the absorption block 6; a heat dissipation assembly 7 is arranged on the back of the shell 1; a heat absorption circulation loop is formed among the cooling pump 2, the absorption block 6 and the heat dissipation assembly 7.

[0025] Furthermore, the reflector assembly 5 includes a light gate switch electromagnet 5-1 and a reflector 5-2 arranged on the swing end of the light gate switch electromagnet 5-1. The reflector assembly 5 of this embodiment uses the light gate switch electromagnet 5-1 to drive the transmitting mirror to rotate so as to cut off the laser transmission optical path. It is not only simple in structure, but also has a fast response speed and is easy to control. One side of the shell 1 is provided with a wiring port for connecting to the light gate switch electromagnet 5-1 to facilitate the wiring of the light gate switch solenoid valve.

[0026] Furthermore, the heat dissipation assembly 7 includes a water-cooled radiator 7-1 and a heat dissipation fan 7-2 which are sequentially arranged on the back of the shell 1, which not only improves the heat dissipation effect, but also reduces the noise compared to direct air cooling; the outlet of the cooling pump 2 is connected to the inlet of the absorption block 6; the outlet of the absorption block 6 is connected to the inlet of the water-cooled radiator 7-1; the outlet of the water-cooled radiator 7-1 is connected to the cooling pump 2; and a water inlet is provided on the top of the cooling pump 2.

[0027] Furthermore, a flow meter 8 is connected in series in the heat absorption circulation loop, which can ensure that the heat absorption circulation loop remains in operation and avoid damage to the laser shutter due to the heat absorption circulation loop stopping working.

[0028] Furthermore, the shell of the cooling pump 2 is transparent; a water level observation hole 9 is provided on the shell 1 corresponding to the cooling pump 2, so as to timely observe the consumption status of the cooling water inside the water cooling system and to facilitate timely addition of cooling water to maintain normal heat dissipation.

[0029] Furthermore, a horizontal adjustment plate 10 for adjusting the level of the shell 1 is provided at the bottom of the shell 1; the horizontal adjustment plate 10 is threadedly connected with an adjustment support block 11 in a triangular shape, and the laser shutter can be kept in a horizontal state by adjusting the adjustment support block 11, which is more convenient to use.

[0030] The laser shutter of this embodiment is provided with a cooling pump 2, an absorption block 6 and a heat dissipation component 7, and the cooling pump 2, the absorption block 6 and the heat dissipation component 7 constitute a heat absorption circulation loop, which can greatly increase the heat absorption of the heat absorption block, thereby avoiding overheating of the internal components of the laser shutter. At the same time, there is no need to stop the machine for rest frequently, thereby improving work efficiency.

[0031] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A laser shutter, characterized in that: The invention comprises a shell (1) and a cooling pump (2) arranged in the shell (1); a laser inlet (3) is arranged on one side of the shell (1), and a laser outlet (4) corresponding to the laser inlet (3) is arranged on the other side; the shell (1) is provided with a reflector assembly (5) for cutting off laser transmission; an absorption block (6) is arranged in the shell (1) for absorbing heat of laser reflected by the reflector assembly (5); the absorption block (6); a heat dissipation assembly (7) is arranged on the back of the shell (1); a heat absorption circulation loop is formed between the cooling pump (2), the absorption block (6) and the heat dissipation assembly (7).

2. A laser shutter according to claim 1, characterized in that: The reflector assembly (5) comprises a shutter switch electromagnet (5-1) and a reflector (5-2) arranged on the swing end of the shutter switch electromagnet (5-1); one side of the housing (1) is provided with a wiring port for connecting to the shutter switch electromagnet (5-1).

3. A laser shutter according to claim 1, characterized in that: The heat dissipation assembly (7) comprises a water-cooled radiator (7-1) and a heat dissipation fan (7-2) which are arranged in sequence on the back of the shell (1); the outlet of the cooling pump (2) is connected to the inlet of the absorption block (6); the outlet of the absorption block (6) is connected to the inlet of the water-cooled radiator (7-1); the outlet of the water-cooled radiator (7-1) is connected to the cooling pump (2); and a water injection port is provided on the top of the cooling pump (2).

4. A laser shutter according to claim 1, characterized in that: A flow meter (8) is connected in series in the endothermic circulation loop.

5. A laser shutter according to claim 1, characterized in that: The outer shell of the cooling pump (2) is transparent; and a water level observation hole (9) is provided on the housing (1) at a position corresponding to the cooling pump (2).

6. A laser shutter according to claim 1, characterized in that: The bottom of the housing (1) is provided with a horizontal adjustment plate (10) for adjusting the horizontality of the housing (1); the horizontal adjustment plate (10) is threadedly connected with an adjustment support block (11) in a triangular shape.

Images