A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods

Abstract

The present invention provides a cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods, which includes a housing, a ballast, an exhaust fan, a radiator, a circuit board, lamp beads, a reflector bowl, a reflector plate, a filter plate, a barrier pad, and a protective plate. The exhaust fan is used to discharge the air inside the housing, the radiator is used to dissipate heat from the circuit board and the lamp beads, the lamp beads are used to emit light for illumination, the reflector bowl and the reflector plate are used to converge the light, the filter plate is used to obtain a single purple light, the barrier pad is used to pad up the protective plate to facilitate heat dissipation, and the protective plate is used to protect the filter plate. It is concluded in the application process that the light intensity is 1000 LX at 400 millimeters below the protective plate, so as to effectively protect the eyes of workers from strong light hazards. When working normally, the external temperature does not exceed 26 °C, thus effectively avoiding the increase of the darkroom temperature and the loss of the lamp beads due to too high temperature. The service life is expected to reach ten years.

Description

Technical Field

[0001] The present invention belongs to the technical field of manufacturing automobile engine connecting rods, and particularly relates to a cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods. Background Art

[0002] In the processing and manufacturing industry of engine connecting rod forgings, forging defects such as external folds, oxidation pits, and cracks on the blank of the engine connecting rod are very difficult to directly distinguish with the naked eye, which seriously affects the quality of the engine connecting rod. Therefore, flaw detection is required to ensure the processing quality. The flaw detection needs to be carried out in a closed dark room. The light intensity of the old ultraviolet lamp tube is uncontrollable. When used for a long time, it will stab the eyes of the operating workers, and it has high energy consumption, high lamp tube temperature, is easy to be damaged, has a short service life, needs to be replaced frequently, and has a high use cost. Summary of the Invention

[0003] To solve the problems in the background art, the present invention provides a cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods.

[0004] The technical solution of the present invention is as follows:

[0005] A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods includes a housing, a ballast, an exhaust fan, a radiator, a circuit board, lamp beads, a reflector bowl, a reflector plate, a filter plate, a barrier pad, and a protection plate. The housing includes an upper housing and a detachable lower plate. The detachable lower plate is fixed to the lower end of the upper housing by bolts. The top end of the upper housing is provided with heat dissipation holes, and the side of the upper housing is provided with exhaust fan mounting holes. The detachable lower plate is provided with filter plate mounting holes; the ballast is fixedly installed inside the upper housing, and the ballast is externally connected to a 24V power supply; the exhaust fan is fixedly installed in the exhaust fan mounting holes, and the exhaust fan sucks air into the housing and discharges air through the heat dissipation holes at the top end of the upper housing. The exhaust fan is connected to the ballast through a circuit; the radiator is fixedly installed inside the upper housing; the circuit board is fixed to the bottom end of the radiator after being coated with heat dissipation silicone, and the circuit board is connected to the ballast through a circuit; the lamp beads are soldered on the circuit board, and the lamp beads are connected to the circuit board through a circuit; the reflector bowl is fixedly installed on the circuit board to surround the lamp beads; one end of the reflector plate is fixedly installed at the bottom end of the radiator, on the side of the circuit board, for converging the light emitted by the lamp beads on the circuit board; the filter plate is fixedly installed on the filter plate mounting holes for obtaining monochromatic violet light emitted by the lamp beads; the protection plate is fixedly installed at the bottom of the detachable lower plate through the barrier pad.

[0006] As a preference of the present invention, the housing is in a cuboid shape, there are two exhaust fan mounting holes, which are respectively arranged at two ends of the upper housing; the ballast is installed at the top end inside the upper housing, and the radiator is installed below the ballast.

[0007] Preferably, the protective plate is made of tempered glass and is installed at the lower end of the detachable lower plate by using M3 fixing screws.

[0008] Preferably, the number of the circuit boards is two, and each circuit board can accommodate ten lamp beads; there are two filter plate mounting holes, and the position of each filter plate mounting hole corresponds to the upper circuit board, and the number of the filter plates is two.

[0009] Preferably, the number of the reflector plates is two, which are respectively arranged on both sides of the long line of the circuit board.

[0010] Preferably, the light intensity at 400 mm from the bottom surface of the protective plate can reach 1000 LX.

[0011] Preferably, the outer shell is 320 mm long, 102 mm wide and 130 mm high.

[0012] Preferably, a hanging ring for hanging the hanging bracket is welded to the top end of the housing.

[0013] The beneficial effects of the present invention are as follows:

[0014] (1) For the cold light source ultraviolet lamp for detecting automobile engine connecting rods provided by the present invention, it is concluded in the application process that the light intensity 400 mm below the protective plate is 1000 LX, so as to effectively protect the eyes of workers from strong light hazards. When working normally, the external temperature does not exceed 26 °C, so as to effectively avoid the increase of the temperature in the darkroom and the loss of lamp beads caused by too high temperature, and the service life is expected to reach ten years.

[0015] (2) For the cold light source ultraviolet lamp for detecting automobile engine connecting rods provided by the present invention, the structure is reasonably designed. The exhaust fan is used to suck air, and the air is exhausted through the upper heat dissipation holes after passing through the radiator, which can effectively reduce part of the heat generated by the lamp beads. At the same time, the lamp beads are small in size, high in conversion rate, energy-saving, and the dispersed design form can also effectively avoid overheating; in addition, the light intensity can be adjusted by disassembling and installing the lamp beads, and the practical performance is good. Description of the Drawings

[0016] By referring to the following description in conjunction with the drawings, and with a more comprehensive understanding of the present invention, other objects and results of the present invention will become more obvious and easier to understand. In the drawings:

[0017] Figure 1 The structural cross-section of the present invention is simple Figure 1 。

[0018] Figure 2 The structural cross-section of the present invention is simple Figure 2

[0019] Figure 3 This is a schematic structural diagram of the housing in the present invention.

[0020] The accompanying drawings are described as follows: housing 1, ballast 2, exhaust fan 3, radiator 4, circuit board 5, lamp beads 6, reflecting bowl 7, reflecting plate 8, filter plate 9, barrier pad 10, protection plate 13, upper housing 11, detachable lower plate 12, heat dissipation holes 111, exhaust fan mounting hole positions 112, filter plate mounting hole positions 121. Detailed implementation manners

[0021] To enable those skilled in the art to better understand the technical solutions and their advantages of the present invention, the present application will be described in detail below with reference to the accompanying drawings, but it is not intended to limit the protection scope of the present invention.

[0022] In the description of the present application, it should be noted that the orientation or positional relationship indicated by terms such as "inside", "lower", etc. is: based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the product of this application is usually placed during use. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present application. In addition, terms such as "first", "second", etc. are only used for distinguishing descriptions and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present application, it should also be noted that unless otherwise clearly specified and defined, the terms "set", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.

[0024] Refer to Figures 1-3 As shown: A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods includes a housing 1, a ballast 2, an exhaust fan 3, a radiator 4, a circuit board 5, lamp beads 6, a reflecting bowl 7, a reflecting plate 8, a filter plate 9, a barrier pad 10, and a protection plate 13;

[0025] Refer to Figure 3 As shown: The housing 1 includes an upper housing 11 and a detachable lower plate 12. The detachable lower plate 12 is fixed to the lower end of the upper housing 11 by bolts. Heat dissipation holes 111 are provided at the top of the upper housing 11, and exhaust fan mounting hole positions 112 are provided on the side of the upper housing 11. Filter plate mounting hole positions 121 are provided on the detachable lower plate 12;

[0026] Refer to Figure 1 and Figure 2As shown: The ballast 2 is fixedly installed inside the upper housing 11, and the ballast 2 is externally connected to a 24V power supply; the exhaust fan 3 is fixedly installed in the exhaust fan mounting hole 112, and the exhaust fan 3 is connected to the ballast 2 through a circuit. The exhaust fan 3 is used to suck air into the housing 1, and the exhaust air is discharged through the heat dissipation holes 111 at the top of the upper housing 11 (refer to Figure 3 ); the radiator 4 is fixedly installed inside the upper housing 11; the circuit board 5 is fixed at the bottom end of the radiator 4 after being coated with heat dissipation silicone. The heat dissipation silicone can improve the heat dissipation effect, and the circuit board 5 is connected to the ballast 2 through a circuit; the lamp beads 6 are soldered on the circuit board 5, and the lamp beads 6 are connected to the circuit board 5 through a circuit; the reflector bowl 7 is fixedly installed on the circuit board 5 to surround the lamp beads 6; one end of the reflector 8 is fixedly installed at the bottom end of the radiator 4, on the side of the circuit board 5, and is used to converge the light emitted by the lamp beads 6 on the circuit board 5; the filter plate 9 is fixedly installed on the filter plate mounting hole 121, which can filter out the light of other colors emitted by the lamp beads 6 to obtain monochromatic purple light as much as possible (refer to Figure 3 ); the protection plate 13 is fixedly installed at the bottom of the detachable lower plate 12 through the barrier pad 10. The barrier pad 10 prevents the protection plate 13 and the filter plate 9 from directly contacting, increasing ventilation and heat dissipation. The protection plate 13 can prevent the flaw detection liquid from directly splashing onto the filter plate 9 and corroding the filter plate 9.

[0027] Further, the housing 1 is in the shape of a cuboid. There are two exhaust fan mounting holes 112, which are respectively arranged at the two ends of the upper housing 11; the ballast 2 is installed at the top end inside the upper housing 11, and the radiator 4 is installed below the ballast 2.

[0028] Further, the protection plate 13 is made of tempered glass and is installed at the lower end of the detachable lower plate 12 by using M3 fixing screws.

[0029] Further, the number of circuit boards 5 is two, and each circuit board 5 can accommodate ten lamp beads 6; there are two filter plate mounting holes 121, and the position of each filter plate mounting hole 121 corresponds to the upper circuit board 5, and the number of filter plates 9 is two.

[0030] Further, the number of reflectors 8 is two, which are respectively arranged on both sides of the long side of the circuit board 5.

[0031] Further, the light intensity at 400mm from the bottom surface of the protection plate 13 can reach 1000 LX.

[0032] Further, the housing 1 is 320mm long, 102mm wide, and 130mm high. A hanging ring can be welded on the top of the housing 1.

[0033] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention can easily think of changes or substitutions, which should all be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims described above.

Claims

1. A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods, characterized in that: It includes a housing, a ballast, an exhaust fan, a radiator, a circuit board, lamp beads, a reflector bowl, a reflector, a filter plate, a barrier pad, and a protective plate. The housing includes an upper housing and a detachable lower plate. The detachable lower plate is fixed to the lower end of the upper housing by bolts. There are heat dissipation holes opened at the top end of the upper housing, and exhaust fan mounting holes are opened on the side surface of the upper housing. Filter plate mounting holes are opened on the detachable lower plate; the ballast is fixedly installed inside the upper housing, and the ballast is externally connected to a 24V power supply; the exhaust fan is fixedly installed in the exhaust fan mounting holes, and the exhaust fan sucks air into the housing and exhausts air through the heat dissipation holes at the top end of the upper housing. The exhaust fan is connected to the ballast by a circuit; the radiator is fixedly installed inside the upper housing; the circuit board is fixed to the bottom end of the radiator after being coated with heat dissipation silicone, and the circuit board is connected to the ballast by a circuit; the lamp beads are soldered on the circuit board, and the lamp beads are connected to the circuit board by a circuit; the reflector bowl is fixedly installed on the circuit board to surround the lamp beads; one end of the reflector is fixedly installed at the bottom end of the radiator and is on the side of the circuit board, and is used for converging the light emitted by the lamp beads on the circuit board; the filter plate is fixedly installed in the filter plate mounting holes and is used to obtain monochromatic purple light emitted by the lamp beads; the protective plate is fixedly installed at the bottom of the detachable lower plate through the barrier pad; the housing is in a cuboid shape, there are two exhaust fan mounting holes, which are respectively arranged at the two ends of the upper housing; the ballast is installed at the top end inside the upper housing, and the radiator is installed below the ballast; the number of the reflectors is two, which are respectively arranged on both sides of the long side of the circuit board.

2. A cold light source ultraviolet lamp for flaw detection of an automobile engine connecting rod according to claim 1, characterized in that: The protective plate is made of tempered glass and is installed at the lower end of the detachable lower plate by using M3 fixing screws.

3. A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods according to claim 1, characterized in that: The number of the circuit boards is two, and each circuit board can accommodate ten lamp beads; there are two filter plate mounting holes, and the position of each filter plate mounting hole corresponds to the upper circuit board, and the number of the filter plates is two.

4. A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods according to claim 1, characterized in that: The light intensity at 400mm from the bottom surface of the protective plate can reach 1000 LX.

5. A cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods according to claim 1, characterized in that: The housing is 320mm long, 102mm wide, and 130mm high.

6. The cold light source ultraviolet lamp for flaw detection of automobile engine connecting rods according to claim 1, wherein: A hanging ring for hanging by a hanger is welded at the top end of the housing.

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