CN211981126U

CN211981126U - Temperature protection device for qbh joint of 500 watt optical fiber laser

Info

Publication number: CN211981126U
Application number: CN202020822158.8U
Authority: CN
Inventors: 叶超喜; 任俊闯; 李冲; 陈正
Original assignee: Wuhan Yiben Photoelectric Co ltd
Current assignee: Wuhan Yiben Photoelectric Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-11-20
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a temperature protection device that 500 tile fiber laser qbh connects, connect including qbh, the outside that qbh connects is cup jointed and is fixed with the cooling subassembly, the inside that qbh connects is fixed with temperature sensor through the support, one side of cooling subassembly is passed through the tuber pipe and is connected with the air-cooler, one side that qbh connects is passed through the wire and is installed the control panel, the internally mounted of control panel has the control mainboard, install the PLC controller on the control mainboard, control panel electric connection air-cooler, the input of temperature sensor electric connection PLC controller, the output electric connection air-cooler of PLC controller, the cooling subassembly includes lag, air outlet, air intake, wind channel, heat conduction cover and heat conduction post, the heat conduction cover cup joints and fixes on qbh connects. The utility model discloses novel structure thinks about ingeniously, can effectual reduction qbh joint operating temperature, promotes qbh joint's life.

Description

Temperature protection device for qbh joint of 500 watt optical fiber laser

Technical Field

The utility model relates to a temperature protection technical field specifically is the temperature protection device that 500 watt fiber laser qbh connects.

Background

The optical fiber laser is a laser using rare earth element doped glass fiber as a gain medium, and can be developed on the basis of an optical fiber amplifier: under the action of pump light, high power density is easily formed in the optical fiber, so that the population inversion of the laser energy level of the laser working substance is caused, and when a positive feedback loop (forming a resonant cavity) is properly added, laser oscillation output can be formed. Fiber lasers have a wide range of applications including laser fiber communication, laser space telecommunications, industrial shipbuilding, automotive manufacturing, laser engraving laser marking laser cutting, printing and roll making, metal and nonmetal drilling/cutting/welding (brazing, quenching, cladding and deep welding), military and national defense security, medical instruments and equipment, large infrastructure, as pumping sources for other lasers, and the like.

With the continuous increase of the power of the fiber laser, the heat productivity of the qbh joint is increased, and the service life of the qbh joint is affected. Therefore, it is necessary to design a temperature protection device for the joint of the 500 watt fiber laser qbh.

Disclosure of Invention

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a temperature protection device that 500 watts fiber laser qbh connects, the device novel structure thinks about ingeniously, can effectual reduction qbh connect the operating temperature, promote the life that qbh connects.

In order to achieve the above object, the utility model provides a following technical scheme: the temperature protection device for the qbh joint of the 500-watt optical fiber laser comprises a qbh joint, wherein a cooling assembly is fixedly sleeved on the outer side of the qbh joint, a temperature sensor is fixedly arranged in the qbh joint through a support, one side of the cooling assembly is connected with an air cooler through an air pipe, a control panel is arranged on one side of the qbh joint through a wire, a control main board is arranged in the control panel, a PLC (programmable logic controller) is arranged on the control main board, the control panel is electrically connected with the air cooler, the temperature sensor is electrically connected with the input end of the PLC, and the output end of the PLC is electrically connected with the air cooler;

the cooling subassembly includes lag, air outlet, air intake, wind channel, heat conduction cover and heat conduction post, the heat conduction cover cup joints to be fixed on qbh connects, and the inner wall of heat conduction cover fixes the inside that qbh connects through a plurality of heat conduction post, the outside of heat conduction cover cup joints and is fixed with the lag, the air intake is installed to top one side of lag, the air outlet is installed to bottom one side of lag, the shaping has the wind channel with air outlet and air intake intercommunication between lag and the heat conduction cover.

Preferably, the outer wall of the heat conduction sleeve is provided with a plurality of heat conduction bulges.

Preferably, the air inlet is provided with a plurality of limiting rings.

Preferably, the ventilation hole has all been seted up to the corresponding both sides of control panel, one side in ventilation hole is fixed with the radiator through the motor frame.

Preferably, the heat conducting sleeve and the heat conducting column are both copper material members.

The utility model has the advantages that:

1. qbh joint can produce a large amount of heats in the course of work, detect the inside temperature of qbh joint through the temperature sensor that sets up, when qbh joint temperature surpassed the default of PLC controller, PLC controller control cooling fan adjustment power, make cold wind blow into the inside of wind channel through the tuber pipe, circulate in the inside of wind channel, the heat conduction post absorbs the inside heat of qbh joint, transmit to the heat conduction cover, cold wind takes away the heat in the course of the inside circulation of wind channel, discharge from the air outlet, thus can reduce qbh working temperature that connects effectively, promote qbh life of joint;

2. through the heat conduction arch that sets up to can effectual promotion heat conduction cover and the inside cold wind's in wind channel area of contact, effectively promote heat exchange efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of the qbh joint region of the present invention;

FIG. 3 is a schematic view of a sectional plan structure of the cooling assembly of the present invention;

FIG. 4 is a schematic view of a sectional plane structure of the control panel of the present invention;

reference numbers in the figures: 1. qbh a joint; 2. a control panel; 3. a cooling assembly; 4. an air duct; 5. an air cooler; 6. an air inlet; 7. a limiting ring; 8. an air duct; 9. a heat conducting protrusion; 10. a heat conducting sleeve; 11. a temperature sensor; 12. a heat-conducting column; 13. a support; 14. a control main board; 15. a PLC controller; 16. a vent hole; 17. a heat sink; 18. a motor frame; 19. a protective sleeve; 20. and (7) air outlet.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-4.

Given by fig. 1-4, the utility model provides the following technical scheme: temperature protection device that 500W fiber laser qbh connects, including qbh joint 1, qbh joint 1's the outside cup joints and is fixed with cooling module 3, qbh joint 1's inside is fixed with temperature sensor 11 through support 13, cooling module 3's one side is connected with air-cooler 5 through tuber pipe 4, qbh joint 1's one side installs control panel 2 through the wire, control panel 2's internally mounted has control mainboard 14, install PLC controller 15 on the control mainboard 14, control panel 2 electric connection air-cooler 5, temperature sensor 11 electric connection PLC controller 15's input, PLC controller 15's output electric connection air-cooler 5;

the cooling component 3 comprises a protective sleeve 19, an air outlet 20, an air inlet 6, an air duct 8, a heat conduction sleeve 10 and heat conduction columns 12, the heat conduction sleeve 10 is fixedly sleeved on an qbh joint 1, the inner wall of the heat conduction sleeve 10 is fixed inside a qbh joint 1 through a plurality of heat conduction columns 12, the outer side of the heat conduction sleeve 10 is fixedly sleeved with the protective sleeve 19, the air inlet 6 is installed on one side of the top of the protective sleeve 19, the air outlet 20 is installed on one side of the bottom of the protective sleeve 19, the air duct 8 communicated with the air outlet 20 and the air inlet 6 is formed between the protective sleeve 19 and the heat conduction sleeve 10, the qbh joint 1 can generate a large amount of heat in the working process, the temperature inside the qbh joint 1 is detected through an arranged temperature sensor 11, when the temperature of the qbh joint 1 exceeds the preset value of the PLC 15, the PLC 15 controls the air cooler 5 to adjust the power, so that cold, at the internal circulation in wind channel 8, heat conduction post 12 absorbs qbh and connects 1 inside heat, transmits to heat-conducting sleeve 10 on, and cold wind takes away the heat at the in-process of wind channel 8 internal circulation, discharges from air outlet 20 to can effectually reduce qbh and connect 1 operating temperature, promote qbh and connect 1 life.

Be provided with the protruding 9 of a plurality of heat conduction on the outer wall of heat conduction cover 10, through the protruding 9 of heat conduction that sets up to can effectual promotion heat conduction cover 10 and the area of contact of 8 inside cold wind in wind channel, effectively promote heat exchange efficiency.

The air inlet 6 is provided with a plurality of limiting rings 7, so that the connection stability of the air pipe 4 is ensured.

Control panel 2's the both sides that correspond have all seted up ventilation hole 16, and one side of ventilation hole 16 is fixed with radiator 17 through motor frame 18, is convenient for control mainboard 14 heat dissipation, promotes control mainboard 14's life.

The heat conducting sleeve 10 and the heat conducting column 12 are both copper material components and have good heat conducting performance.

The utility model discloses during the use, qbh joint 1 can produce a large amount of heats at the in-process of work, detect qbh through the temperature sensor 11 that sets up and connect the inside temperature of 1, when qbh joint 1 temperature surpassed PLC controller 15's default, PLC controller 15 controls air-cooler 5 adjustment power, make cold wind blow into the inside of wind channel 8 through tuber pipe 4, at the internal circulation of wind channel 8, heat conduction post 12 absorbs qbh and connects the inside heat of 1, transmit on heat conduction cover 10, cold wind takes away the heat in the process of wind channel 8 internal circulation, discharge from air outlet 20, thereby can effectually reduce qbh the operating temperature who connects 1, promote qbh and connect the life of 1;

through the heat conduction protrusion 9, the contact area between the heat conduction sleeve 10 and the cold air in the air duct 8 can be effectively improved, and the heat exchange efficiency is effectively improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1.500 temperature protection device of W fiber laser qbh joint, including qbh joint (1), its characterized in that: the outer side of the qbh joint (1) is fixedly sleeved with a cooling assembly (3), the inside of the qbh joint (1) is fixedly provided with a temperature sensor (11) through a support (13), one side of the cooling assembly (3) is connected with an air cooler (5) through an air pipe (4), one side of the qbh joint (1) is provided with a control panel (2) through a wire, the inside of the control panel (2) is provided with a control mainboard (14), the control mainboard (14) is provided with a PLC (15), the control panel (2) is electrically connected with the air cooler (5), the temperature sensor (11) is electrically connected with the input end of the PLC (15), and the output end of the PLC (15) is electrically connected with the air cooler (5);

cooling subassembly (3) are including lag (19), air outlet (20), air intake (6), wind channel (8), heat conduction cover (10) and heat conduction post (12), heat conduction cover (10) cup joint to be fixed on qbh connects (1), and the inner wall of heat conduction cover (10) is fixed in the inside that qbh connects (1) through a plurality of heat conduction post (12), the outside of heat conduction cover (10) cup joints and is fixed with lag (19), air intake (6) are installed to top one side of lag (19), air outlet (20) are installed to bottom one side of lag (19), the shaping has wind channel (8) with air outlet (20) and air intake (6) intercommunication between lag (19) and heat conduction cover (10).

2. The temperature protection device for the joint of the 500 watt fiber laser qbh as claimed in claim 1, wherein: the outer wall of the heat conduction sleeve (10) is provided with a plurality of heat conduction bulges (9).

3. The temperature protection device for the joint of the 500 watt fiber laser qbh as claimed in claim 1, wherein: the air inlet (6) is provided with a plurality of limiting rings (7).

4. The temperature protection device for the joint of the 500 watt fiber laser qbh as claimed in claim 1, wherein: ventilation hole (16) have all been seted up to the corresponding both sides of control panel (2), one side of ventilation hole (16) is fixed with radiator (17) through motor frame (18).

5. The temperature protection device for the joint of the 500 watt fiber laser qbh as claimed in claim 1, wherein: the heat conducting sleeve (10) and the heat conducting column (12) are both copper material components.