Composite light source device

Abstract

The utility model relates to the technical field of light source devices, and discloses a composite light source device which comprises a supporting and fixing assembly, a cover plate assembly and a light source assembly, the cover plate assembly is arranged on the outer side of the supporting and fixing assembly, and a containing cavity is defined by the supporting and fixing assembly and the cover plate assembly; the light source assembly is arranged in the containing cavity, the light source assembly is supported and fixed to the supporting and fixing assembly, the light source assembly comprises a direct light-transmitting source assembly and two low light-transmitting source assemblies, the two low light-transmitting source assemblies are obliquely arranged on the two sides of the direct light-transmitting source assembly respectively, and the direct light-transmitting source assembly and the low light-transmitting source assemblies are arranged towards the same side of the cover plate assembly. And the light of the direct light transmission source assembly and the light of the low light transmission source assembly are emitted from the same side of the cover plate assembly. According to the composite light source device, the direct light transmission source assembly and the low light transmission source assembly are arranged in the same device, so that the overall occupied space is reduced, the defect detection error is reduced, and the defect detection precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to light source device technical field especially relates to a kind of composite light source device. BACKGROUND

[0002] In the production process of raw sheet of photovoltaic glass, common defects such as bubbles, open bubbles, stones, concave-convex, roller injuries and the like are inevitably generated. In the production process of the rear end, scratches on the upper and lower surfaces are also additionally generated. In order to ensure the safety and performance requirements of photovoltaic glass, defect detection is required before leaving the factory to avoid greater losses.

[0003] The current commonly used automatic detection method is to use an industrial vision detection device for detection. Different defect detection is realized by stroboscopic flashing of different lighting modes of a single station and multiple light sources. The light source in the existing scheme includes a low-angle transmission light source and a straight transmission light source. The low-angle transmission light source is located on one side of the straight transmission light source. The arrangement of the above light sources results in that the light sources occupy too much space. Since most glass factories use roller transportation to transport one piece of glass at a time, this scheme increases the distance between the two rubber rollers, forms a relatively large production line gap, and causes obvious shaking and glass slip of the glass head and tail when the glass passes through the adjacent two rubber rollers. The curved deformation of the glass head and tail in the image captured by the vision detection device greatly affects defect detection and size measurement. SUMMARY

[0004] The utility model aims at providing a composite light source device, which solves the technical problem that the low-angle projection light source and the straight transmission light source occupy too much space, the distance between the rubber rollers for transporting glass is large, the glass is unstable during movement, and defect detection and size measurement are greatly affected.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] The utility model provides a composite light source device, which comprises:

[0007] A support and fixing assembly;

[0008] A cover plate assembly is arranged on the outer side of the support and fixing assembly. The support and fixing assembly and the cover plate assembly enclose a receiving cavity.

[0009] A light source assembly is arranged in the accommodating cavity formed by the support and fixing assembly and the cover plate assembly, the light source assembly is supported and fixed on the support and fixing assembly, the support and fixing assembly supports and fixes the light source assembly, the light source assembly includes a straight light source assembly and two groups of low-transmittance light source assemblies which are respectively arranged on two sides of the straight light source assembly, the straight light source assembly and the low-transmittance light source assemblies are arranged on the same device, the space occupied by the whole device is reduced, the defect detection error is reduced, and the defect detection precision is improved.

[0010] The composite light source device arranges the light source assembly in the accommodating cavity formed by the support and fixing assembly and the cover plate assembly, the light source assembly is supported and fixed on the support and fixing assembly, the support and fixing assembly supports and fixes the light source assembly, the light source assembly includes a straight light source assembly and two groups of low-transmittance light source assemblies which are respectively arranged on two sides of the straight light source assembly, the straight light source assembly and the low-transmittance light source assemblies are arranged on the same device, the space occupied by the whole device is reduced, the defect detection error is reduced, and the defect detection precision is improved.

[0011] As a preferred scheme of the composite light source device, the two groups of low-transmittance light source assemblies are symmetrically arranged on the two sides of the straight light source assembly.

[0012] The two groups of low-transmittance light source assemblies are symmetrically arranged on the two sides of the straight light source assembly, which facilitates the installation of workers and reduces labor costs, and the superimposed light emitted has a good effect on the detection of defects.

[0013] As a preferred scheme of the composite light source device, the two groups of low-transmittance light source assemblies form an angle α with the straight light source assembly, and the value of the angle α is 20°-50°.

[0014] The above arrangement can effectively detect glass scratches and bubbles.

[0015] As a preferred scheme of the composite light source device, the support and fixing assembly includes:

[0016] A heat dissipation support assembly, the straight light source assembly is supported and fixed on the heat dissipation support assembly, the heat dissipation support assembly is provided with a heat dissipation channel, and a cooling medium flows through the heat dissipation channel.

[0017] A support structure is arranged on the two sides of the heat dissipation support assembly, a group of low-transmittance light source assemblies are arranged between the heat dissipation support assembly and the corresponding support structure, and the low-transmittance light source assemblies are in contact with the heat dissipation support assembly.

[0018] The arrangement of the heat dissipation support assembly and the support structure can support and fix the light source assembly, and the cooling medium flowing through the heat dissipation channel in the heat dissipation support assembly can cool and dissipate heat of the light source assembly, thereby prolonging the service life of the light source assembly.

[0019] As a preferred scheme of the composite light source device, the heat dissipation support assembly comprises:

[0020] Two groups of heat dissipation profiles are symmetrically arranged, the straight transparent light source assembly is supported and fixed between the two groups of heat dissipation profiles, a flow channel is arranged in each group of heat dissipation profiles, one end of the two groups of heat dissipation profiles is connected with a communication member, the communication member is used for connecting the flow channels of the two groups of heat dissipation profiles, one of the other ends of the two groups of heat dissipation profiles is connected with a water inlet nozzle, and the other is connected with a water outlet nozzle, and the flow channel, the communication member, the water inlet nozzle and the water outlet nozzle form the heat dissipation channel.

[0021] One end of the two groups of heat dissipation profiles is connected through the communication member, one of the other ends is connected with the water inlet nozzle, and the other is connected with the water outlet nozzle, so as to form the heat dissipation channel, and the circulation of the cooling medium can be realized. The structure of the heat dissipation support assembly is simple and convenient to manufacture.

[0022] As a preferred scheme of the composite light source device, the cover plate assembly comprises a cover plate main body, the cover plate main body comprises a bottom plate assembly, a side plate assembly and a transparent protection plate, two groups of heat dissipation profiles are symmetrically arranged on both sides of the bottom plate assembly, an outer side of each group of heat dissipation profiles is provided with a group of side plate assemblies, a group of support structures is arranged on each group of side plate assemblies, the transparent protection plate is arranged between the two groups of support structures, the straight transparent light source assembly and the low-transparency light source assembly are arranged towards the transparent protection plate, and the light of the straight transparent light source assembly and the low-transparency light source assembly is emitted through the transparent protection plate.

[0023] The cover plate assembly, the heat dissipation profile and the support structure are assembled to form a containing cavity capable of containing the light source assembly, and the structure is simple and convenient to assemble.

[0024] As a preferred scheme of the composite light source device, the cover plate assembly further comprises an end cover plate, the end cover plate covers both ends of the cover plate main body, and a sealing gasket is arranged between the end cover plate and the heat dissipation profile.

[0025] The end cover plate is arranged to block the ends of the cover plate main body, the sealing gasket can play a sealing role, prevent dust from entering the containing cavity, and ensure that the containing cavity is dust-free.

[0026] As a preferred scheme of the composite light source device, the bottom plate assembly comprises a plurality of bottom plates, the side plate assembly comprises a plurality of side plates, the adjacent two bottom plates and the adjacent two side plates are connected through intermediate supports, and the intermediate supports are connected with the heat dissipation profiles and the support structures.

[0027] The bottom plate assembly and the side plate assembly are multi-section split structures to reduce processing difficulty; the split structures are connected through intermediate supports to form a whole, and the intermediate supports are connected with the heat dissipation profiles and the support structures to prevent deformation of the cover plate assembly.

[0028] As a preferred scheme of the composite light source device, the intermediate support comprises:

[0029] A support bottom plate is installed between two adjacent sections of the bottom plate, and the support bottom plate is connected with the corresponding heat dissipation profile;

[0030] A support side plate is arranged at each end of the support bottom plate, and the support side plate is connected between two adjacent sections of the side plate, and the support side plate is connected with the corresponding support structure.

[0031] The intermediate support connects two adjacent end bottom plates through the support bottom plate and connects two adjacent sections of the side plate through the support side plate to assemble a whole, and the intermediate support of this structure not only has a simple structure, but also has a good supporting effect to prevent deformation of the cover plate assembly.

[0032] As a preferred scheme of the composite light source device, the composite light source device further comprises a support assembly, and the two ends of the cover plate assembly are provided with the support assembly, and the support assembly comprises:

[0033] A fixed bottom plate;

[0034] An end plate support is arranged on the fixed bottom plate, a limiting protrusion is arranged on the end plate support, the bottom of the end cover plate is supported on the limiting protrusion, and the end plate support is connected with the end cover plate;

[0035] A pressing plate is connected with the end plate support and abuts against the top of the end cover plate to press the end cover plate against the limiting protrusion.

[0036] The two ends of the cover plate assembly are provided with the support assembly, and the support assembly supports the cover plate assembly and the components in the cover plate assembly. The support assembly fixes the end plate support through the fixed bottom plate, the limiting protrusion is arranged on the end plate support, the pressing plate is connected with the end plate support and abuts against the top of the end cover plate to press the end cover plate against the limiting protrusion, so as to limit the end cover plate; the end plate support is connected with the end cover plate to realize connection of the two and prevent relative movement of the two.

[0037] As a preferred scheme of the composite light source device, the straight light source assembly comprises, from bottom to top, a straight light source, a first condensing lens and a light homogenizing plate arranged between two groups of the heat dissipation profiles;

[0038] The low-transmittance light source assembly comprises a low-transmittance light source and a second condensing lens arranged between the heat-dissipating profile and the corresponding support structure in sequence from bottom to top, and the low-transmittance light source and the second condensing lens are both arranged obliquely and are spaced apart.

[0039] The straight-transmittance light source assembly can realize condensing effect of the straight-transmittance light source through the first condensing lens, improve light output efficiency, and make light more uniform through the light homogenizing plate; the low-transmittance light source assembly can realize condensing effect of the low-transmittance light source through the second condensing lens, improve light output efficiency.

[0040] The utility model discloses a beneficial effect:

[0041] The composite light source device provided by the utility model sets the light source assembly in the accommodating cavity surrounded by the support fixing assembly and the cover plate assembly, supports and fixes the light source assembly on the support fixing assembly, plays the role of supporting and fixing the light source assembly through the support fixing assembly, and the light source assembly comprises the straight-transmittance light source assembly and two groups of low-transmittance light source assemblies arranged obliquely on the two sides of the straight-transmittance light source assembly, so that the straight-transmittance light source assembly and the low-transmittance light source assembly are arranged in the same device, the space occupied by the whole is reduced, the defect detection error is reduced, and the defect detection precision is improved. ACCURACY

[0042] Figure 1 It is the structure schematic diagram of the composite light source device provided by the utility model;

[0043] Figure 2 It is the structure schematic diagram of the composite light source device provided by the utility model after removing the support assembly;

[0044] Figure 3 It is Figure 2 The sectional view along A-A direction in

[0045] Figure 4 It is the explosion drawing of the composite light source device provided by the utility model;

[0046] Figure 5 It is the structure schematic diagram of the heat-dissipating profile provided by the utility model;

[0047] Figure 6 It is the front view of the heat-dissipating profile provided by the utility model;

[0048] Figure 7 It is the structure schematic diagram of the support structure provided by the utility model;

[0049] Figure 8 It is the front view of the support structure provided by the utility model;

[0050] Figure 9 It is the structure schematic diagram of the communication piece provided by the utility model;

[0051] Figure 10 is the top view of the communication piece provided by the utility model;

[0052] Figure 11 is Figure 10 is the sectional view along B-B direction in the middle;

[0053] Figure 12 is the structural schematic view of the intermediate support provided by the utility model;

[0054] Figure 13 is the first structural schematic view of the support assembly provided by the utility model;

[0055] Figure 14 is the second structural schematic view of the support assembly provided by the utility model.

[0056] in the drawing:

[0057] 11, heat dissipation profile; 111, heat dissipation main body; 112, heat dissipation support; 1111, flow channel; 1112, first limiting groove; 1113, second limiting groove; 1114, third limiting groove; 1115, fourth limiting groove; 113, communication piece; 1131, water inlet channel; 1132, water outlet channel; 1133, communication channel; 12, support structure; 121, support main body; 1211, fifth limiting groove; 122, abutting portion;

[0058] 2, cover plate assembly; 21, cover plate main body; 211, bottom plate assembly; 2111, bottom plate; 212, side plate assembly; 2121, side plate; 213, transparent protective plate; 22, end cover plate; 23, sealing gasket; 24, intermediate support; 241, support bottom plate; 242, support side plate;

[0059] 3, light source assembly; 31, straight light source assembly; 311, straight light source; 312, first condensing lens; 313, light homogenizing plate; 32, low light source assembly; 321, low light source; 322, second condensing lens;

[0060] 4, support assembly; 41, fixed bottom plate; 42, end plate support; 421, limiting protrusion; 43, pressing plate;

[0061] 5, water inlet nozzle; 6, water outlet nozzle. DETAILED DESCRIPTION

[0062] The utility model will be further explained in detail in connection with the drawings and examples. It can be understood that the specific examples described here are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that in order to facilitate the description, only the part related to the utility model is shown in the drawing, not all the structures.

[0063] In the description of the utility model, unless another definite provision and limitation, the term "link", "connection", "fix" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two elements of the interaction relationship.For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0064] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional features between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.

[0065] In the description of the embodiment, the terms "on", "under", "right", etc. Orientation or position relationship is based on the orientation or position relationship shown in the drawing, only for the convenience of description and simplification operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0066] The current commonly used automatic detection method for photovoltaic glass is to use industrial visual detection equipment for detection, and to realize defect detection by stroboscopic of different lighting modes of single-station multi-light sources to show different characteristics of various defects.The light source in the existing scheme includes a low-angle transmission light source and a straight transmission light source, and the low-angle transmission light source is located on one side of the straight transmission light source.The arrangement mode of the above-mentioned light source leads to that the light source occupies too large space.Because most glass factories use roll type transportation to transport one piece of glass at a time, this scheme will increase the distance between two rubber rollers, forming a relatively large production line gap.When the glass passes through the adjacent two rubber rollers, the glass head and the glass tail will appear relatively obvious shaking and glass slip, which causes the glass head and the glass tail to be curved and deformed in the image captured by the visual detection equipment, causing great influence on defect detection and size measurement.

[0067] In order to solve the above problems, such as Figures 1-4As shown, the embodiment provides a composite light source device, which comprises a support fixing assembly, a cover plate assembly 2 and a light source assembly 3. The cover plate assembly 2 is arranged outside the support fixing assembly, and the support fixing assembly and the cover plate assembly 2 form a containing cavity. The light source assembly 3 is arranged in the containing cavity, and the light source assembly 3 is supported and fixed on the support fixing assembly. The light source assembly 3 comprises a straight light source assembly 31 and two groups of low light source assemblies 32. The two groups of low light source assemblies 32 are respectively arranged on the two sides of the straight light source assembly 31 in an inclined manner. The straight light source assembly 31 and the low light source assemblies 32 are arranged on the same side of the cover plate assembly 2, and the light of the straight light source assembly 31 and the low light source assemblies 32 is emitted from the same side of the cover plate assembly 2.

[0068] The composite light source device arranges the straight light source assembly 31 and the low light source assemblies 32 in the same device, which reduces the occupied space, reduces the defect detection error, and improves the defect detection precision.

[0069] In the embodiment, the two groups of low light source assemblies 32 are symmetrically arranged on the two sides of the straight light source assembly 31, which facilitates the installation of workers and reduces the labor cost. Moreover, the emitted superimposed light has a good detection effect on defects. Preferably, the included angle between the two groups of low light source assemblies 32 and the straight light source assembly 31 is α, and the value of α is in the range of 20°-50°. α can be 20°, 25°, 30°, 35°, 40°, 45°, 50°, etc. This arrangement can effectively detect glass scratches and bubbles.

[0070] Specifically, the support fixing assembly comprises a heat dissipation support assembly and a support structure 12. The straight light source assembly 31 is supported and fixed on the heat dissipation support assembly. The heat dissipation support assembly is provided with a heat dissipation channel. A cooling medium flows through the heat dissipation channel. The two sides of the heat dissipation support assembly are provided with the support structure 12. One group of low light source assemblies 32 is arranged between the heat dissipation support assembly and the corresponding support structure 12. The low light source assemblies 32 are in contact with the heat dissipation support assembly. The arrangement of the heat dissipation support assembly and the support structure 12 can support and fix the light source assembly 3. In addition, the cooling medium flowing through the heat dissipation channel in the heat dissipation support assembly can cool and dissipate heat for the light source assembly 3, so as to prolong the service life of the light source assembly 3.

[0071] Further, the heat dissipation support assembly comprises two groups of heat dissipation profiles 11. The two groups of heat dissipation profiles 11 are symmetrically arranged. The straight light source assembly 31 is supported and fixed between the two groups of heat dissipation profiles 11. Each group of heat dissipation profiles 11 is provided with a flow channel 1111. One end of the two groups of heat dissipation profiles 11 is connected with a communication member 113 (see Figure 4 ). The communication member 113 is used for connecting the flow channels 1111 of the two groups of heat dissipation profiles 11. The other end of the two groups of heat dissipation profiles 11 is connected with a water inlet nozzle 5 and a water outlet nozzle 6 (see Figure 1 andFigure 2 ), the water inlet nozzle 5 and the water outlet nozzle 6 are extended from the bottom of the cover plate assembly 2 to facilitate the connection of the water inlet pipe and the water outlet pipe, the flow channel 1111, the communication member 113, the water inlet nozzle 5 and the water outlet nozzle 6 form a heat dissipation channel through which the cooling medium can flow, and the heat dissipation support assembly has a simple structure and is easy to manufacture. In the embodiment, the support structure 12 is a low-transmittance profile, which reduces the light transmittance. The cooling medium is cooling water, which has a low cost and is pollution-free.

[0072] As shown in Figure 3 , the straight-transmittance light source assembly 31 includes, from bottom to top, the straight-transmittance light source 311, the first condensing lens 312 and the light homogenizing plate 313 arranged between the two groups of heat dissipation profiles 11; the low-transmittance light source assembly 32 includes, from bottom to top, the low-transmittance light source 321 and the second condensing lens 322 arranged between the heat dissipation profile 11 and the corresponding support structure 12, and the low-transmittance light source 321 and the second condensing lens 322 are both arranged obliquely and are spaced apart. The straight-transmittance light source assembly 31 can realize the condensing effect of the straight-transmittance light source 311 through the first condensing lens 312, thereby improving the light output efficiency; the light homogenizing plate 313 makes the light more uniform; the low-transmittance light source assembly 32 can realize the condensing effect of the low-transmittance light source 321 through the second condensing lens 322, thereby improving the light output efficiency.

[0073] In the embodiment, the first condensing lens 312 is a rod lens, which is located directly above the straight-transmittance light source 311 and is spaced apart from the straight-transmittance light source 311, and the light homogenizing plate 313 is located directly above the rod lens and is spaced apart from the rod lens. The second condensing lens 322 is a Fresnel lens, which occupies a small space, is located above the low-transmittance light source assembly 32 and is arranged parallel to the low-transmittance light source assembly 32 to achieve a good condensing effect on the low-transmittance light source assembly 32.

[0074] Optionally, the power line connected to the straight-transmittance light source 311, the power line connected to the low-transmittance light source 321 and the signal line connected to the straight-transmittance light source 311 and the low-transmittance light source 321 are respectively led out through the bottom of the cover plate assembly 2.

[0075] As shown in Figure 5 and Figure 6As shown, the heat dissipation profile 11 includes a heat dissipation main body 111 and a heat dissipation support 112, the heat dissipation main body 111 is arranged on the heat dissipation support 112, a flow channel 1111 is arranged in the heat dissipation main body 111, the heat dissipation main body 111 is provided with a first limiting groove 1112 and a second limiting groove 1113 on the side away from the support structure 12, the second limiting groove 1113 is located above the first limiting groove 1112, the straight-through light source 311 is arranged at the bottom of the two groups of heat dissipation main bodies 111 and is attached to the heat dissipation main body 111, the lamp beads of the straight-through light source 311 are located between the two groups of heat dissipation main bodies 111, the first focusing lens 312 is limited by the first limiting groove 1112 on the two heat dissipation main bodies 111, and the light homogenizing plate 313 is limited by the second limiting groove 1113 on the two heat dissipation main bodies 111. The side of the heat dissipation main body 111 towards the support structure 12 is provided with a third limiting groove 1114 and a fourth limiting groove 1115, and the third limiting groove 1114 is located above the fourth limiting groove 1115.

[0076] As shown in Figure 7 and Figure 8 The support structure 12 includes a support main body 121 and an abutting portion 122, one side of the low-transmittance light source 321 is limited by the fourth limiting groove 1115, the other side of the low-transmittance light source 321 is fixed to the support structure 12, the support main body 121 is provided with a fifth limiting groove 1211, the fifth limiting groove 1211 is arranged corresponding to the third limiting groove 1114, and the second focusing lens 322 is limited by the corresponding fifth limiting groove 1211 and third limiting groove 1114.

[0077] As shown in Figures 9-11 The communication piece 113 is provided with a water inlet channel 1131, a water outlet channel 1132 and a communication channel 1133 communicating the water inlet channel 1131 and the water outlet channel 1132, in the embodiment, the water inlet channel 1131, the water outlet channel 1132 and the communication channel 1133 are connected to form a U-shaped structure, the water inlet channel 1131 is communicated with the heat dissipation profile 11 connected with the water inlet nozzle 5, and the water outlet channel 1132 is communicated with the heat dissipation profile 11 connected with the water outlet nozzle 6.

[0078] As shown in Figure 4As shown, the cover plate assembly 2 comprises a cover plate body 21, which comprises a bottom plate assembly 211, a side plate assembly 212 and a transparent protective plate 213. Two groups of heat dissipation profiles 11 are symmetrically arranged on both sides of the bottom plate assembly 211, and the heat dissipation supports 112 of the heat dissipation profiles 11 are connected with the bottom plate assembly 211. Each group of heat dissipation profiles 11 is provided with a group of side plate assemblies 212 on the outer side, and each group of side plate assemblies 212 is provided with a group of support structures 12. The transparent protective plate 213 is arranged between the two groups of support structures 12. The straight light source assembly 31 and the low-transparency light source assembly 32 are arranged towards the transparent protective plate 213, and the light of the straight light source assembly 31 and the low-transparency light source assembly 32 is emitted through the transparent protective plate 213. The cover plate assembly 2 is assembled with the heat dissipation profiles 11 and the support structures 12 to form a containing cavity capable of containing the light source assembly 3, which is simple in structure and convenient to assemble. In the embodiment, the transparent protective plate 213 is a glass plate.

[0079] Continuing to refer to Figure 4 The cover plate assembly 2 further comprises an end cover plate 22, which is arranged at both ends of the cover plate body 21, and a sealing gasket 23 is arranged between the end cover plate 22 and the heat dissipation profiles 11. The end cover plate 22 is arranged to seal the ends of the cover plate body 21, and the sealing gasket 23 can play a sealing role to prevent dust from entering the containing cavity and ensure that the containing cavity is dust-free.

[0080] In the embodiment, the bottom plate assembly 211 comprises a plurality of bottom plates 2111, and the side plate assembly 212 comprises a plurality of side plates 2121. The length of the bottom plate 2111 is the same as that of the side plate 2121, and the adjacent two bottom plates 2111 and the adjacent two side plates 2121 are connected through an intermediate support 24. The intermediate support 24 is connected with the heat dissipation profiles 11 and the support structures 12. The bottom plate assembly 211 and the side plate assembly 212 are in a multi-segment split structure to reduce the processing difficulty, and the split structures are connected through the intermediate support 24 to form a whole. The connection of the intermediate support 24 with the heat dissipation profiles 11 and the support structures 12 can also prevent the cover plate assembly 2 from deforming.

[0081] As Figure 4 and Figure 12As shown, the intermediate support 24 comprises a support bottom plate 241 and a support side plate 242, the support bottom plate 241 is installed between two adjacent sections of the bottom plate 2111, and the support bottom plate 241 is connected with the corresponding heat dissipation profile 11; a set of support side plates 242 are arranged at both ends of the support bottom plate 241, the support side plates 242 are connected between two adjacent sections of the side plate 2121, and the support side plates 242 are connected with the corresponding support structure 12. The intermediate support 24 connects two adjacent sections of the bottom plate 2111 through the support bottom plate 241, and connects two adjacent sections of the side plate 2121 through the support side plate 242, so as to assemble the whole. The intermediate support 24 of this structure not only has a simple structure, but also can play a good supporting effect to prevent the cover plate assembly 2 from deforming.

[0082] Optionally, the bottom plate 2111 is provided with a wire outlet, in this embodiment, the bottom plate 2111 is provided with three wire outlets, the power line connected with the straight light source 311 is led out from one of the wire outlets, the power line connected with the low light source 321 is led out from another wire outlet, and the signal line connected with the straight light source 311 and the low light source 321 is led out from the third wire outlet.

[0083] Optionally, as shown in Figure 1 , the composite light source device further comprises a support assembly 4, and the two ends of the cover plate assembly 2 are provided with the support assembly 4. The two ends of the cover plate assembly 2 are provided with the support assembly 4, and the cover plate assembly 2 and the components in it are supported by the support assembly 4.

[0084] Specifically, as shown in Figure 4 , Figure 13 and Figure 14 , the support assembly 4 comprises a fixed bottom plate 41 and an end plate support 42, the end plate support 42 is arranged on the fixed bottom plate 41, the end plate support 42 is provided with a limiting protrusion 421, the bottom of the end cover plate 22 is supported on the limiting protrusion 421, and the end plate support 42 is connected with the end cover plate 22; a pressing plate 43 is connected with the end plate support 42 and abuts against the top of the end cover plate 22, so as to press the end cover plate 22 against the limiting protrusion 421. The support assembly 4 fixes the end plate support 42 through the fixed bottom plate 41, the end plate support 42 is provided with the limiting protrusion 421, the pressing plate 43 is connected with the end plate support 42 and abuts against the top of the end cover plate 22, so as to press the end cover plate 22 against the limiting protrusion 421, thereby limiting the end cover plate 22; the end plate support 42 is connected with the end cover plate 22, thereby connecting the two and preventing relative movement therebetween.

[0085] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, various obvious changes, re-adjustments and replacements can be made without departing from the protection scope of the present application. Here, it is not necessary and also impossible to enumerate all the implementation modes. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application claim.

Claims

1. A composite light source device, characterized by comprising: include: Support and fix components; A cover plate assembly (2) is arranged outside the supporting and fixing assembly, and the supporting and fixing assembly and the cover plate assembly (2) form a receiving cavity; A light source assembly (3) is arranged in the accommodating cavity, the light source assembly (3) is supported and fixed on the supporting and fixing assembly, the light source assembly (3) comprises a straight light source assembly (31) and two groups of low-transmittance light source assemblies (32), the two groups of low-transmittance light source assemblies (32) are respectively arranged obliquely on both sides of the straight light source assembly (31), the straight light source assembly (31) and the low-transmittance light source assembly (32) are both arranged towards the same side of the cover plate assembly (2), and light from the straight light source assembly (31) and the low-transmittance light source assembly (32) is emitted from the same side of the cover plate assembly (2).

2. The composite light source device according to claim 1, wherein The two groups of low-transmittance light source components (32) are symmetrically arranged on both sides of the straight-transmittance light source component (31).

3. The composite light source device according to claim 2, wherein The angle formed by the two groups of low-transmittance light source components (32) and the straight-transmittance light source component (31) is α, and the value range of α is 20° to 50°.

4. The composite light source apparatus according to claim 2, wherein The supporting and fixing assembly comprises: a heat dissipation support assembly, the direct light source assembly (31) being supported and fixed on the heat dissipation support assembly, a heat dissipation channel being provided in the heat dissipation support assembly, and a cooling medium flowing in the heat dissipation channel; A support structure (12), the support structure (12) is provided on both sides of the heat dissipation support assembly, a group of low-transmittance light source assemblies (32) is provided between the heat dissipation support assembly and the corresponding support structure (12), and the low-transmittance light source assembly (32) is in contact with the heat dissipation support assembly.

5. The composite light source apparatus according to claim 4, wherein The heat dissipation support assembly includes: Two groups of heat dissipation profiles (11) are symmetrically arranged, the direct-transmitting light source assembly (31) is supported and fixed between the two groups of heat dissipation profiles (11), a flow channel (1111) is provided in each group of heat dissipation profiles (11), one end of the two groups of heat dissipation profiles (11) is connected to a connecting piece (113), the connecting piece (113) is used to connect the flow channels (1111) of the two groups of heat dissipation profiles (11), one of the other ends of the two groups of heat dissipation profiles (11) is connected to a water inlet (5), and the other is connected to a water outlet (6), and the flow channel (1111), the connecting piece (113), the water inlet (5) and the water outlet (6) form the heat dissipation channel.

6. The composite light source apparatus according to claim 5, wherein The cover plate assembly (2) comprises a cover plate main body (21), the cover plate main body (21) comprises a bottom plate assembly (211), a side plate assembly (212) and a transparent protective plate (213), two groups of the heat dissipation profiles (11) are symmetrically arranged on the two sides of the bottom plate assembly (211), and one group of the side plate assembly (212) is arranged on the outer side of each group of the heat dissipation profiles (11), one group of the support structure (12) is arranged on each group of the side plate assembly (212), the transparent protective plate (213) is arranged between the two groups of support structures (12), the straight light source assembly (31) and the low light source assembly (32) are arranged towards the transparent protective plate (213), and the light of the straight light source assembly (31) and the low light source assembly (32) is emitted through the transparent protective plate (213).

7. The composite light source apparatus according to claim 6, wherein The cover plate assembly (2) further comprises an end cover plate (22), the end cover plate (22) is arranged at the two ends of the cover plate main body (21), and a sealing gasket (23) is arranged between the end cover plate (22) and the heat dissipation profile (11).

8. The composite light source apparatus according to claim 6, wherein The bottom plate assembly (211) comprises a plurality of bottom plates (2111), the side plate assembly (212) comprises a plurality of side plates (2121), and the adjacent two bottom plates (2111) and the adjacent two side plates (2121) are connected through an intermediate support (24), and the intermediate support (24) is connected with the heat dissipation profile (11) and the support structure (12).

9. The composite light source apparatus according to claim 8, wherein The intermediate support (24) comprises: a support bottom plate (241) mounted between the adjacent two bottom plates (2111), the support bottom plate (241) is connected with the corresponding heat dissipation profile (11); a support side plate (242), one group of the support side plates (242) is arranged at the two ends of the support bottom plate (241), the support side plate (242) is connected between the adjacent two side plates (2121), and the support side plate (242) is connected with the corresponding support structure (12).

10. The composite light source apparatus according to claim 7, wherein The composite light source device further comprises a support assembly (4), the support assembly (4) is arranged at the two ends of the cover plate assembly (2), and the support assembly (4) comprises: a fixed bottom plate (41); an end plate support (42) arranged on the fixed bottom plate (41), the end plate support (42) is provided with a limiting protrusion (421), the bottom of the end cover plate (22) is supported on the limiting protrusion (421), and the end plate support (42) is connected with the end cover plate (22); a pressing plate (43) connected with the end plate support (42) and abutting against the top of the end cover plate (22) to tightly press the end cover plate (22) on the limiting protrusion (421).

11. The composite light source apparatus according to claim 5, wherein The straight light source assembly (31) comprises a straight light source (311), a first condenser lens (312) and a light homogenizing plate (313) arranged between the two groups of heat dissipation profiles (11) from bottom to top. The low-transmittance light source assembly (32) comprises a low-transmittance light source (321) and a second condenser lens (322) arranged between the heat-dissipation profile (11) and the corresponding support structure (12) in sequence from bottom to top, and the low-transmittance light source (321) and the second condenser lens (322) are both arranged obliquely and spaced apart.

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