Illuminating device with heat dissipation function

Abstract

The utility model provides a lighting device with a heat dissipation function, and belongs to the technical field of lighting devices. Comprising a shell, a mounting plate and a connecting block, the mounting plate is mounted at the top of the shell, a plurality of cooling fins are mounted at the top of the connecting block, a mounting groove is formed in the mounting plate, the connecting block is embedded in the mounting groove, a connecting piece is mounted in the mounting groove, a fixed buckle is mounted at the top end of the connecting piece, and a movable buckle is mounted on one side of the connecting block; and the movable buckle is connected with the fixed buckle. According to the utility model, the movable buckle, the fixed buckle and the pushing pressing block are arranged, the pressing plate is pressed downwards, the pushing pressing block is driven by the supporting rod, and the fixed buckle is driven to extrude outwards by utilizing the sliding connection between the outer surface of the pushing pressing block and the inner surface of the arc-shaped plate, so that the fixed buckle is separated from the movable buckle, and the cooling fin is conveniently pulled out from the mounting plate; therefore, the cooling fins can be cleaned or replaced conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of lighting devices, and particularly relates to a lighting device with a heat dissipation function. Background Art

[0002] A lighting device is a man-made device for lighting. The lighting device mainly includes components such as a light source, a lamp, a power supply, a light distribution system, and a control system, providing a suitable lighting effect to meet the requirements for light brightness, color, shape, etc. in different occasions, and is widely used in various occasions.

[0003] The lighting device will generate a large amount of heat after working for a long time. In order to ensure that the lighting device can work stably and reliably, it is necessary to use a heat dissipation structure to quickly and effectively dissipate the heat generated during the operation of the lighting device. However, after a long time of use, dust will accumulate on the surface of the heat sink, affecting the heat dissipation effect of the heat sink. Therefore, it is necessary to clean the dust attached to the surface of the heat sink. However, the heat dissipation structure in the existing lighting device is an integral structure. When it is necessary to clean or repair the heat sink, the entire heat dissipation structure needs to be disassembled for cleaning and repair, which is relatively inconvenient. Therefore, this application provides a lighting device with a heat dissipation function to meet the requirements. Summary of the Invention

[0004] The technical problem to be solved by the utility model is to provide a lighting device with a heat dissipation function to solve the problem that the heat dissipation structure of the existing lighting device is inconvenient to clean and repair.

[0005] To solve the above technical problem, the utility model provides the following technical solutions:

[0006] A lighting device with a heat dissipation function includes a housing, a mounting plate, and a connecting block. The mounting plate is installed on the top of the housing. A plurality of heat sinks are installed on the top of the connecting block. An installation groove is provided inside the mounting plate. The connecting block is fitted inside the installation groove. A connecting piece is installed inside the installation groove. A fixed buckle is installed at the top of the connecting piece. A movable buckle is installed on one side of the connecting block. The movable buckle is connected to the fixed buckle. A plurality of fixed connecting blocks are installed at the bottom of the mounting plate. A fixed groove is provided inside the housing. The fixed connecting blocks are fitted inside the fixed groove. A limiting connecting block is installed inside the fixed groove.

[0007] Optionally, an elastic piece is installed inside the fixed connecting block. A limiting block is installed outside the elastic piece. A limiting connecting groove is provided inside the limiting connecting block. The limiting block is fitted inside the limiting connecting groove.

[0008] Optionally, an arc-shaped plate is installed at the top of the fixed buckle. A sliding groove is provided inside the mounting plate. A support rod is installed inside the sliding groove.

[0009] Optionally, a pushing pressing block is installed at the bottom end of the support rod, and the pushing pressing block is slidably connected to the surface of the arc-shaped plate.

[0010] Optionally, a pressing plate is installed at the top end of the support rod, mounting sleeves are installed at the bottom of the pressing plate and the top of the mounting plate, and a return spring is installed inside the mounting sleeve.

[0011] Optionally, the elastic piece is made of spring steel.

[0012] Optionally, the heat sink is made of aluminum alloy.

[0013] Optionally, a circuit board is installed inside the housing, a lamp bead is installed at the bottom of the circuit board, a limiting frame is arranged inside the housing, a rotating clamping block is installed outside the circuit board, the rotating clamping block is fitted inside the limiting frame, and the heat sink contacts the top of the circuit board.

[0014] Optionally, a protective cover is installed at the bottom of the housing, a clamping groove is arranged inside the housing, a plurality of connecting buckles are installed at the top of the protective cover, and the connecting buckles are fitted inside the clamping groove.

[0015] Optionally, the protective cover is made of polycarbonate.

[0016] Compared with the prior art, the utility model has at least the following beneficial effects:

[0017] In the above solution, by setting the moving buckle, the fixed buckle and the pushing pressing block, by pressing down the pressing plate, driving the pushing pressing block with the support rod, and using the sliding connection between the outer surface of the pushing pressing block and the inner surface of the arc-shaped plate, driving the fixed buckle to extrude outwards, so that the fixed buckle is separated from the moving buckle, and then it is convenient to pull out the heat sink from the mounting plate, thus facilitating the cleaning or maintenance of the heat sink.

[0018] By setting the elastic piece, the limiting block and the limiting connecting groove, when the fixed connecting block is installed inside the fixed groove, at the same time under the action of the elastic piece, the limiting block is fitted into the limiting connecting groove, and then it is convenient to fix the mounting plate on the top of the housing, thus facilitating the installation of the heat sink outside the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings incorporated herein and constituting a part of this specification illustrate embodiments of the utility model and, together with the specification, are further used to explain the principles of the utility model and enable those skilled in the relevant art to implement and use the utility model.

[0020] Figure 1 It is a schematic structural diagram of the first perspective of a lighting device with a heat dissipation function;

[0021] Figure 2Schematic diagram of the second perspective structure of a lighting device with heat dissipation function;

[0022] Figure 3 It is Figure 2 Cross-sectional structure schematic diagram;

[0023] Figure 4 It is Figure 3 Enlarged structure schematic diagram at position B in

[0024] [Reference numerals]

[0025] 1. Housing; 2. Mounting plate; 3. Heat sink; 4. Mounting groove; 5. Connecting block; 6. Moving buckle; 7. Connecting piece; 8. Fixed buckle; 9. Arc plate; 10. Support rod; 11. Pushing pressure block; 12. Pressing plate; 13. Mounting sleeve; 14. Return spring; 15. Fixed groove; 16. Fixed connecting block; 17. Elastic piece; 18. Limiting block; 19. Limiting connecting groove; 20. Circuit board; 21. Lamp beads; 22. Rotating clamping block; 23. Limiting frame; 24. Card slot; 25. Protective cover; 26. Connecting buckle; 27. Limiting connecting block; 28. Slide groove.

[0026] As shown in the figure, in order to clearly show the structure of the embodiments of the present invention, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the present invention to this specific structure, device and environment. According to specific needs, those of ordinary skill in the art can adjust or modify these devices and environments. Detailed implementation manners

[0027] The following will describe in detail a lighting device with heat dissipation function provided by the present invention in combination with the accompanying drawings and specific embodiments. At the same time, it should be noted here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments. For some well-known technologies, those skilled in the art can also adopt other alternative methods for implementation; moreover, the accompanying drawings are only for more specifically describing the embodiments and are not intended to specifically limit the present invention.

[0028] It should be pointed out that in the specification, when referring to "an embodiment", "embodiment", "exemplary embodiment", "some embodiments", etc., it indicates that the described embodiment may include specific features, structures or characteristics, but not necessarily every embodiment includes such specific features, structures or characteristics. In addition, when combining an embodiment to describe a specific feature, structure or characteristic, implementing such a feature, structure or characteristic in combination with other embodiments (whether explicitly described or not) should be within the knowledge of those skilled in the relevant art.

[0029] Generally, terms can be understood at least in part from their use in context. For example, depending at least in part on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in a singular sense, or can be used to describe a combination of features, structures, or characteristics in a plural sense. Additionally, the term "based on" can be understood to not necessarily be intended to convey a set of exclusive factors, but rather can alternatively, depending at least in part on the context, allow for the existence of other factors that are not necessarily explicitly described.

[0030] It can be understood that the meanings of "on", "above", and "over" in the present utility model should be interpreted in the broadest manner, such that "on" not only means "directly on" something, but also includes the meaning of being "on" something with intervening features or layers therebetween, and "above" or "over" not only means "above" or "over" something, but also can include the meaning of being "above" or "over" something with no intervening features or layers therebetween.

[0031] In addition, spatial relative terms such as "under", "below", "lower", "above", "upper", etc. are used herein for convenience of description to describe the relationship of one element or feature to another or other elements or features, as shown in the drawings. The spatial relative terms are intended to cover different orientations in the use or operation of the device in addition to the orientation depicted in the drawings. The device can be oriented in other ways, and the spatial relative descriptive terms used herein can be correspondingly interpreted similarly.

[0032] As Figures 1 to 4 shown, an embodiment of the present utility model provides a lighting device with a heat dissipation function, including a housing 1, a mounting plate 2, and a connecting block 5. The mounting plate 2 is mounted on the top of the housing 1. A plurality of heat sinks 3 are mounted on the top of the connecting block 5. The heat sinks 3 are made of aluminum alloy. An installation groove 4 is provided inside the mounting plate 2. The connecting block 5 is fitted inside the installation groove 4. A connecting piece 7 is mounted inside the installation groove 4. A fixing buckle 8 is mounted at the top end of the connecting piece 7. A movable buckle 6 is mounted on one side of the connecting block 5. The movable buckle 6 is connected to the fixing buckle 8. A plurality of fixing connecting blocks 16 are mounted at the bottom of the mounting plate 2. A fixing groove 15 is provided inside the housing 1. The fixing connecting blocks 16 are fitted inside the fixing groove 15. A limiting connecting block 27 is mounted inside the fixing groove 15. By providing the movable buckle 6, the fixing buckle 8, and the pushing pressing block 11, by pressing down the pressing plate 12, the pushing pressing block 11 is driven by the support rod 10. Utilizing the sliding connection between the outer surface of the pushing pressing block 11 and the inner surface of the arc-shaped plate 9, the fixing buckle 8 is driven to be extruded outwards, so that the fixing buckle 8 is separated from the movable buckle 6, thereby facilitating the extraction of the heat sink 3 from the mounting plate 2, and thus facilitating the cleaning or maintenance of the heat sink 3.

[0033] As Figure 4 shown, an elastic sheet 17 is installed inside the fixed connecting block 16, a limiting block 18 is installed outside the elastic sheet 17, a limiting connecting groove 19 is arranged inside the limiting connecting block 27, the limiting block 18 is fitted inside the limiting connecting groove 19, and the elastic sheet 17 is made of spring steel. By arranging the elastic sheet 17, the limiting block 18 and the limiting connecting groove 19, when the fixed connecting block 16 is installed inside the fixed groove 15, under the action of the elastic sheet 17 at the same time, the limiting block 18 is fitted into the limiting connecting groove 19, thereby facilitating the fixing of the mounting plate 2 on the top of the housing 1, and thus facilitating the installation of the heat sink 3 outside the circuit board 20.

[0034] As Figure 1 、 Figure 3 and Figure 4 shown, an arc-shaped plate 9 is installed on the top of the fixed buckle 8, a sliding groove 28 is arranged inside the mounting plate 2, a support rod 10 is installed inside the sliding groove 28, a pushing pressing block 11 is installed at the bottom end of the support rod 10, and the pushing pressing block 11 is slidably connected to the surface of the arc-shaped plate 9.

[0035] As Figure 4 shown, a pressing plate 12 is installed at the top end of the support rod 10, mounting sleeves 13 are installed at the bottom of the pressing plate 12 and the top of the mounting plate 2, and a return spring 14 is installed inside the mounting sleeve 13. By arranging the return spring 14, after the pressing plate 12 is pressed down and the heat sink 3 is pulled out, under the action of the return spring 14, the pressing plate 12 is pushed upward, which can prevent the pushing pressing block 11 from getting stuck inside the mounting groove 4.

[0036] As Figure 3 shown, a circuit board 20 is installed inside the housing 1, a lamp bead 21 is installed at the bottom of the circuit board 20, a limiting frame 23 is arranged inside the housing 1, a rotating clamping block 22 is installed outside the circuit board 20, the rotating clamping block 22 is fitted inside the limiting frame 23, the heat sink 3 is in contact with the top of the circuit board 20, a protective cover 25 is installed at the bottom of the housing 1, a card slot 24 is arranged inside the housing 1, a plurality of connecting buckles 26 are installed at the top of the protective cover 25, and the connecting buckles 26 are fitted inside the card slot 24. The protective cover 25 is made of polycarbonate.

[0037] In the technical solution provided by the present utility model, when cleaning or repairing the heat sink 3, by pressing down the pressing plate 12, the support rod 10 drives the pushing pressing block 11 to move downward, and by utilizing the sliding connection between the outer surface of the pushing pressing block 11 and the inner surface of the arc-shaped plate 9, the fixed buckle 8 is pushed outward to separate the fixed buckle 8 from the moving buckle 6, thereby facilitating the extraction of the heat sink 3 from the mounting plate 2, and thus facilitating the cleaning or repair of the heat sink 3.

[0038] When installing the heat sink 3, install the fixed connecting block 16 inside the fixed slot 15 and press it downwards. Under the action of the elastic piece 17, the limiting block 18 is fitted into the limiting connecting slot 19, thereby facilitating the fixing of the mounting plate 2 on the top of the housing 1, and thus facilitating the installation of the heat sink 3 outside the circuit board 20.

[0039] The present utility model covers any alternatives, modifications, equivalent methods and solutions made on the essence and scope of the present utility model. In order to enable the public to have a thorough understanding of the present utility model, specific details are described in detail in the following preferred embodiments of the present utility model. However, those skilled in the art can fully understand the present utility model without these detailed descriptions. In addition, well-known methods, processes, flows, components and circuits are not described in detail to avoid unnecessary confusion to the essence of the present utility model.

[0040] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present utility model.

Claims

1. A lighting device with a heat dissipation function, characterized in that, It includes a housing, a mounting plate and a connecting block. The mounting plate is installed on the top of the housing. A number of heat sinks are installed on the top of the connecting block. An installation groove is provided inside the mounting plate. The connecting block is fitted inside the installation groove. A connecting piece is installed inside the installation groove. A fixed buckle is installed at the top of the connecting piece. A movable buckle is installed on one side of the connecting block. The movable buckle is connected to the fixed buckle. A number of fixed connecting blocks are installed at the bottom of the mounting plate. A fixed groove is provided inside the housing. The fixed connecting blocks are fitted inside the fixed groove. A limiting connecting block is installed inside the fixed groove.

2. The lighting device with heat dissipation function according to claim 1, characterized in that, An elastic piece is installed inside the fixed connecting block. A limiting block is installed outside the elastic piece. A limiting connecting groove is provided inside the limiting connecting block. The limiting block is fitted inside the limiting connecting groove.

3. The lighting device with heat dissipation function according to claim 1, characterized in that, An arc-shaped plate is installed at the top of the fixed buckle. A sliding groove is provided inside the mounting plate. A support rod is installed inside the sliding groove.

4. The lighting device with heat dissipation function according to claim 3, characterized in that, A pushing pressure block is installed at the bottom of the support rod. The pushing pressure block is slidably connected to the surface of the arc-shaped plate.

5. The lighting device with heat dissipation function according to claim 3, characterized in that, A pressing plate is installed at the top of the support rod. Mounting sleeves are installed at the bottom of the pressing plate and on the top of the mounting plate. A return spring is installed inside the mounting sleeve.

6. The lighting device with heat dissipation function according to claim 2, characterized in that, The elastic piece is made of spring steel.

7. The lighting device with a heat dissipation function according to claim 1, characterized in that, The heat sink is made of aluminum alloy.

8. The lighting device with a heat dissipation function according to claim 1, wherein A circuit board is installed inside the housing. A lamp bead is installed at the bottom of the circuit board. A limiting frame is provided inside the housing. A rotating clamping block is installed outside the circuit board. The rotating clamping block is fitted inside the limiting frame. The heat sink is in contact with the top of the circuit board.

9. The lighting device with heat dissipation function according to claim 1, characterized in that, A protective cover is installed at the bottom of the housing. A card slot is provided inside the housing. A number of connecting buckles are installed at the top of the protective cover. The connecting buckles are fitted inside the card slot.

10. The lighting device with heat dissipation function according to claim 9, characterized in that, The protective cover is made of polycarbonate.

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