Projection lamp
By adding protrusions and heat dissipation ribs to the lamp housing and lampshade, combined with thermal grease and a separate driver board, the lamp body structure is optimized, solving the problem of the bulkiness of high-power floodlights and achieving thinner, more efficient heat dissipation and easier installation.
Patent Information
- Application Number
- CN202520599601.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2035-03-31
AI Technical Summary
Existing high-power floodlights have thicker bodies due to heat dissipation issues, increasing manufacturing costs and size, and making them inconvenient to use.
The lamp housing and lampshade are each equipped with raised sections to define a cavity for installing the driver module. Heat dissipation ribs are provided at the light source board and driver module, and thermal grease is used for heat dissipation. Combined with a separate driver board and snap-fit structure, the lamp body structure is optimized to reduce the space occupied.
Without increasing the size of the lamp body, it effectively dissipates heat, reduces the thickness of the lamp body, lowers production costs, and improves heat dissipation efficiency and facilitates installation and maintenance.
Smart Images
Figure CN223807070U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of lamps, in particular to a projection lamp. BACKGROUND
[0002] The projection lamp is widely used in the fields of building lighting, landscape lighting, industrial lighting and the like, can be used for large area lighting, and is commonly used in outdoor scenes, in the prior art, the high-power projection lamp needs to be provided with a heat dissipation structure at the lamp shell to solve the heat dissipation problem, thereby leading to thickened lamp body, increased manufacturing cost, increased volume of the whole projection lamp, and heavy and thick, inconvenient to use. SUMMARY
[0003] The utility model discloses at least one of the prior art problems, and the utility model provides a projection lamp, which can solve the problem of heavy and thick high-power projection lamp.
[0004] The utility model discloses a projection lamp, including: lamp shell, lamp shade, drive module and light source board, the lamp shell has intercommunication's first installation groove and second installation groove, and the lamp shell has first protruding portion, and the second installation groove is located first protruding portion, the lamp shade has lens portion and second protruding portion, the lamp shade with first protruding portion of the lamp shell is detachably connected, the lens portion with first installation groove is opposite and is arranged, the second protruding portion with first protruding portion is opposite and is arranged, and the second protruding portion with first protruding portion defines first accommodating cavity, drive module is located first accommodating cavity, and with the lamp shell abuts, the light source board is located first installation groove, and the light source board with drive module is electrically connected, wherein, the lamp shell is equipped with a plurality of heat dissipation rib, and the heat dissipation rib extends from the bottom wall of first installation groove to the side wall of second installation groove.
[0005] The utility model discloses a projection lamp, at least has following beneficial effect: through first protruding portion and second protruding portion of setting up respectively in lamp shade and lamp shell, can limit first accommodating cavity under the premise of trying not to increase the volume of lamp body, for the drive module of thickness greater installation, and the light source board of thickness thinner is installed in the first installation groove of depth smaller, and heat dissipation rib can be set up on the bottom wall of first installation groove where the light source board is located and the second installation groove where drive module is located, can try to reduce the premise of occupying space, to light source board and drive module effective heat dissipation, and heat dissipation rib only extends to the side of second installation groove, does not occupy the space of protruding top surface of first protruding portion, makes lamp body can be thinner as a whole, satisfies the use demand.
[0006] According to some embodiments of the present application, the first protruding part is arranged close to the lower part of the lamp shell, and the heat dissipation ribs extend in a direction from top to bottom and are arranged at intervals.
[0007] According to some embodiments of the present application, the heat dissipation ribs comprise first ribs and second ribs, the width of the first ribs is greater than that of the second ribs, the first ribs are arranged at intervals, and at least one second rib is arranged between two first ribs.
[0008] According to some embodiments of the present application, the protruding height of the first ribs is greater than that of the second ribs.
[0009] According to some embodiments of the present application, the first protruding part is arranged close to the side wall of the upper part of the lamp shell and is provided with an arc surface structure, the top surface of the first protruding part is provided with a plane structure, and the heat dissipation ribs extend to the arc surface structure.
[0010] According to some embodiments of the present application, the driving module comprises a first driving plate and a second driving plate arranged separately, the first driving plate and the second driving plate are electrically connected to each other, the first driving plate is arranged at the bottom wall of the second mounting groove, and the second driving plate is arranged at the side wall of the second mounting groove having the heat dissipation ribs.
[0011] According to some embodiments of the present application, the driving module and the light source plate are filled with heat dissipation grease between the driving module and the light source plate and between the light source plate and the lamp shell.
[0012] According to some embodiments of the present application, a clamping structure is arranged between the lamp cover and the lamp shell, and the lamp cover can be connected to the lamp shell through the clamping structure.
[0013] According to some embodiments of the present application, the clamping structure comprises a plurality of clamping holes, a plurality of buckles and a plurality of clamping blocks, the clamping holes are arranged on the lamp shell and are arranged at intervals along the outer edge of the lamp shell, the buckles are arranged on the inner side wall of each clamping hole, the clamping blocks are arranged on the lamp cover and are arranged at intervals along the outer edge of the lamp cover, the clamping blocks are protruded towards the lamp shell, the clamping blocks have clamping holes penetrating in the lateral direction, the clamping blocks can be inserted into the clamping holes, and the buckles can be clamped with the clamping holes.
[0014] According to some embodiments of the present application, the second protruding part is arranged close to the side wall of the top of the lamp shell and is provided with an inclined surface structure, and the top surface of the second protruding part is provided with a plane structure.
[0015] Additional aspects and advantages of the present application will be given in part in the following description, will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS
[0016] The above or additional aspects and advantages of the present utility model will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the references to the following drawings, of which:
[0017] Figure 1 Structure diagram of some embodiments of the present utility model;
[0018] Figure 2 Structure diagram of some embodiments of the present utility model; Figure 1 Structure diagram of some embodiments of the present utility model;
[0019] Figure 3 Structure diagram of some embodiments of the present utility model; Figure 1 Structure diagram of some embodiments of the present utility model;
[0020] Figure 4 Structure diagram of some embodiments of the present utility model; Figure 1 Structure diagram of some embodiments of the present utility model;
[0021] Figure 5 Structure diagram of some embodiments of the present utility model;
[0022] Figure 6 Structure diagram of some embodiments of the present utility model.
[0023] Reference signs:
[0024] Lamp shell 100, first mounting groove 110, second mounting groove 120, first protruding part 130, first accommodating cavity 140, heat dissipation rib 150, first rib 151, second rib 152, clamping hole 160, buckle 161;
[0025] Lampshade 200, lens part 210, second protruding part 220, clamping block 230, clamping hole 231;
[0026] Driving module 300, first driving plate 310, second driving plate 320;
[0027] Light source plate 400. DETAILED DESCRIPTION
[0028] The embodiments of the present utility model will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present utility model, and cannot be understood as a limitation of the present utility model.
[0029] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and so on the direction or position relation indicated is based on the direction or position relation shown in the drawing, just is for the convenience of describing the utility model and simplifying the description, and is not the indication or implication of the device or element must have the specific direction, with the specific direction structure and operation, therefore can not be understood as the restriction of the utility model. In addition, the feature that is defined with "first", "second" can be explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two.
[0030] In the description of the utility model, it should be explained that, unless otherwise expressly provided and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0031] Refer to Figures 1 to 3The utility model provides a kind of projection lamp according to the first aspect embodiment of the utility model, including lamp shell 100, lamp shade 200, drive module 300 and light source plate 400, lamp shell 100 has mutually communicating first installation groove 110 and second installation groove 120, and lamp shell 100 has first protruding portion 130, second installation groove 120 is located first protruding portion 130, lamp shade 200 has lens portion 210 and second protruding portion 220, lamp shade 200 is detachably connected with lamp shell 100, lens portion 210 is oppositely arranged with first installation groove 110, second protruding portion 220 is oppositely arranged with first protruding portion 130, and second protruding portion 220 and first protruding portion 130 define first accommodating cavity 140, drive module 300 is located in first accommodating cavity 140, and is abutted with lamp shell 100, light source plate 400 is located in first installation groove 110, and light source plate 400 is electrically connected with drive module 300, wherein, lamp shell 100 is equipped with a plurality of heat dissipation ribs 150, and heat dissipation rib 150 extends from the bottom wall of first installation groove 110 to the side wall of second installation groove 120.By protrudingly setting first protruding portion 130 and second protruding portion 220 at lamp shade 200 and lamp shell 100 respectively, first accommodating cavity 140 can be defined under the premise of trying not to increase the volume of lamp body, to install the drive module 300 of greater thickness, and the light source plate 400 of thinner thickness is installed in the first installation groove 110 of smaller depth, and heat dissipation rib 150 can be set on the bottom wall of first installation groove 110 where light source plate 400 is located and the second installation groove 120 where drive module 300 is located, to effectively dissipate heat for light source plate 400 and drive module 300 under the premise of trying to reduce the occupied space, and heat dissipation rib 150 only extends to the side of second installation groove 120, does not occupy the space of the protruding top surface of first protruding portion 130, so that the overall lamp body can be thinner, meet the use demand.
[0032] Referring to Figures 1 to 6 In some embodiments of the utility model, first protruding portion 130 is arranged close to the lower part of lamp shell 100, heat dissipation rib 150 extends in the direction from top to bottom, and each heat dissipation rib 150 is arranged at intervals.Specifically, first protruding portion 130 can be arranged as small as possible, and can be biased close to the lower part of lamp shell 100 to avoid the space of first installation groove 110 for the installation of light source plate 400, expand the illumination area, heat dissipation rib 150 can extend on lamp shell 100 in the up-down direction to cover first installation groove 110 and second installation groove 120, simple structure, so that heat dissipation rib 150 can be integrally injection molded or cast formed with lamp shell 100.
[0033] Referring to Figures 1 to 6In some embodiments of the utility model, the heat dissipation rib 150 includes first rib 151 and second rib 152, the width of first rib 151 is greater than second rib 152, first rib 151 is arranged at intervals, and at least one second rib 152 is arranged between two first ribs 151. Specifically, two second ribs 152 can be arranged between two first ribs 151, because the heat dissipation area of first rib 151 is large, the heat dissipation area of second rib 152 is small, but the manufacturing cost is low, by arranging first rib 151 and second rib 152 at intervals, the volume of the lamp body and the production cost can be reduced under the premise of meeting the heat dissipation effect.
[0034] Referring to Figures 1 to 6 In some embodiments of the utility model, the height of the first rib 151 is greater than the height of the second rib 152. Specifically, the height of the first rib 151 is large, the heat dissipation area is large, the heat dissipation effect is good, the height of the second rib 152 is low, but the manufacturing cost is low, by arranging the first rib 151 and the second rib 152 at intervals, the volume of the lamp body and the production cost can be reduced under the premise of meeting the heat dissipation effect.
[0035] Referring to Figures 1 to 6 In some embodiments of the utility model, the first convex part 130 is arranged as an arc surface structure near the side wall of the upper part of the lamp shell 100, the convex top surface of the first convex part 130 is arranged as a plane structure, and the heat dissipation rib 150 extends to the arc surface structure. Specifically, the convex top surface of the first convex part 130 is arranged as a plane structure, which can reduce the overall thickness of the lamp body, and the arc surface structure side wall can expand the length of the heat dissipation rib 150, thereby increasing the heat dissipation area and improving the heat dissipation effect, and the arc surface structure can also facilitate drainage when the projection lamp is used outdoors.
[0036] Referring to Figure 3 and Figure 5In some embodiments of the utility model, drive module 300 includes first drive board 310 and second drive board 320 of split setting, first drive board 310 is electrically connected with second drive board 320, first drive board 310 is located at the bottom wall of second installation groove 120, and second drive board 320 is located at the side wall of second installation groove 120 with heat dissipation rib 150. Specifically, first drive board 310 and second drive board 320 can be connected by wire, after the split setting of drive module 300, first drive board 310 can be tightly attached to the bottom wall of second installation groove 120, and second drive board 320 is tightly attached to the side wall of second installation groove 120, so that the heat dissipation area of drive module 300 can be expanded, so that heat can be quickly transmitted to lamp shell 100, and the heat dissipation effect can be improved, and the side wall of second installation groove 120 is provided with heat dissipation rib 150, which can further improve the heat dissipation efficiency, and drive module 300 is loaded on the bottom wall and the side wall of second installation groove 120, which can increase the heat dissipation area and improve the heat dissipation effect under the limited volume.
[0037] In some embodiments of the utility model, drive module 300 and light source board 400 are filled with heat dissipation grease between lamp shell 100. Specifically, the heat dissipation grease can be heat-conducting silicone grease, which can fill the gap between drive module 300 and lamp shell 100, so that heat can be quickly transmitted to lamp shell 100 through heat-conducting silicone grease. Similarly, light source board 400 also quickly transmits heat to lamp shell 100 through heat-conducting silicone grease, and heat-conducting silicone grease has good insulation performance and will not damage drive module 300 and light source board 400.
[0038] Referring to Figures 1 to 3 In some embodiments of the utility model, the clamping structure is provided between the lampshade 200 and the lamp shell 100, and the lampshade 200 can be connected with the lamp shell 100 through the clamping structure. Specifically, the lampshade 200 can be quickly disassembled with the lamp shell 100 through the clamping structure, which is convenient to install.
[0039] Referring to Figures 1 to 3 In some embodiments of the utility model, the clamping structure includes a plurality of clamping holes 160, a plurality of buckles 161 and a plurality of clamping blocks 230, the clamping holes 160 are arranged on the lamp shell 100, the clamping holes 160 are arranged along the outer edge of the lamp shell 100, the buckles 161 are arranged on the inner side wall of each clamping hole 160, the clamping blocks 230 are arranged on the lampshade 200 and are arranged along the outer edge of the lampshade 200, the clamping blocks 230 are protruded towards the lamp shell 100, and the clamping blocks 230 have clamping holes 231 which are laterally penetrated, the clamping blocks 230 can be inserted into the clamping holes 160, and the buckles 161 can be clamped with the clamping holes 231. Specifically, when clamping, the clamping blocks 230 can be inserted into the clamping holes 160, at the same time, the buckles 161 can be clamped into the clamping holes 231 to realize clamping, when disassembling, the buckles 161 can be pried out to remove the lampshade 200, which can be quickly installed and is convenient to maintain.
[0040] With reference to Figures 2 to 3 In some embodiments of the present application, the second protruding part 220 is provided with a slope structure near the side wall of the top of the lamp shell 100, and the protruding top surface of the second protruding part 220 is provided with a plane structure. Specifically, the slope structure does not affect the light emission of the lens part 210, and the plane structure can make the lamp body thinner. It can be envisaged that the slope structure can also be replaced by a curved surface structure.
[0041] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the exemplary description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0042] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.
Claims
1. A floodlight, characterized in that, include: The lamp housing (100) has a first mounting groove (110) and a second mounting groove (120) that are interconnected, and the lamp housing (100) has a first protrusion (130), and the second mounting groove (120) is located on the first protrusion (130); The lampshade (200) has a lens portion (210) and a second protrusion (220). The lampshade (200) is detachably connected to the lamp housing (100). The lens portion (210) is disposed opposite to the first mounting groove (110). The second protrusion (220) is disposed opposite to the first protrusion (130). The second protrusion (220) and the first protrusion (130) define a first receiving cavity (140). A drive module (300) is disposed in the first receiving cavity (140) and abuts against the lamp housing (100); A light source board (400) is disposed in the first mounting slot (110), and the light source board (400) is electrically connected to the driving module (300); The lamp housing (100) is provided with a plurality of heat dissipation ribs (150), which extend from the bottom wall of the first mounting groove (110) to the side wall of the second mounting groove (120).
2. A floodlight according to claim 1, characterized in that, The first protrusion (130) is disposed near the lower part of the lamp housing (100), the heat dissipation ribs (150) extend in a downward direction, and each heat dissipation rib (150) is spaced apart.
3. A floodlight according to claim 2, characterized in that, The heat dissipation ribs (150) include a first rib (151) and a second rib (152). The width of the first rib (151) is greater than that of the second rib (152). The first ribs (151) are spaced apart, and at least one second rib (152) is disposed between two first ribs (151).
4. A floodlight according to claim 3, characterized in that, The protrusion height of the first rib (151) is greater than the protrusion height of the second rib (152).
5. A floodlight according to claim 2, characterized in that, The side wall of the first protrusion (130) near the upper part of the lamp housing (100) is set as an arc surface structure, the top surface of the first protrusion (130) is set as a flat surface structure, and the heat dissipation rib (150) extends to the arc surface structure.
6. A floodlight according to claim 1, characterized in that, The drive module (300) includes a first drive board (310) and a second drive board (320) that are separately arranged. The first drive board (310) and the second drive board (320) are electrically connected to each other. The first drive board (310) is disposed on the bottom wall of the second mounting groove (120), and the second drive board (320) is disposed on the side wall of the second mounting groove (120) having the heat dissipation ribs (150).
7. A floodlight according to claim 1, characterized in that, The drive module (300) and the light source board (400) are all filled with thermal grease between themselves and the lamp housing (100).
8. A floodlight according to claim 1, characterized in that, A snap-fit structure is provided between the lampshade (200) and the lamp housing (100), and the lampshade (200) can be connected to the lamp housing (100) through the snap-fit structure.
9. A floodlight according to claim 8, characterized in that, The snap-fit structure includes multiple snap-fit holes (160), multiple buckles (161), and multiple snap blocks (230). The snap-fit holes (160) are provided on the lamp housing (100) and are spaced apart along the outer edge of the lamp housing (100). The buckles (161) are provided on the inner sidewall of each snap-fit hole (160). The snap blocks (230) are provided on the lamp shade (200) and are spaced apart along the outer edge of the lamp shade (200). The snap blocks (230) protrude toward the lamp housing (100) and have a lateral through-hole (231). The snap blocks (230) can be inserted into the snap-fit holes (160), and the buckles (161) can engage with the snap holes (231).
10. A floodlight according to claim 1, characterized in that, The side wall of the second protrusion (220) near the top of the lamp housing (100) is set as a sloping structure, and the top surface of the second protrusion (220) is set as a planar structure.