LED radiator profile

Abstract

The utility model belongs to the technical field of aluminum profiles, and particularly relates to an LED (light-emitting diode) radiator profile which comprises a mounting seat, a connecting hole penetrating through the mounting seat, moving grooves arranged on two sides of the mounting seat, and a connecting groove arranged inside the mounting seat. The connecting module is composed of a bearing, a double-thread screw, connecting sliding blocks, a connecting rod and a connecting plate, the bearing is arranged in the connecting hole, the bearing is arranged on the double-thread screw in a sleeving mode, knobs are arranged at the two ends of the double-thread screw, threaded rods at the two ends of the double-thread screw are provided with the connecting sliding blocks, and the connecting plate is arranged on the connecting sliding blocks. Connecting rods are arranged at the two ends of the connecting sliding block, an opening is formed in the upper end of the connecting plate, and the two sides of the upper end of the opening are detachably connected with the connecting rods on the two sides of the mounting base correspondingly; the heat dissipation fins are arranged at the other end, opposite to the connecting plate, of the mounting base, and the heat dissipation fins are detachably connected with the mounting base. The radiator and the heating element can be conveniently fixed through the connecting module.

Description

Technical Field

[0001] The present application belongs to the technical field of aluminum profiles, and in particular, relates to an LED heat sink profile. Background Art

[0002] With the development of the times, various devices used in people's daily lives have become more sophisticated and complex, and many problems have arisen with them. Among them, the heat dissipation problem of various devices is the first to be affected. In order to solve the heat dissipation problem of the devices, it has become an effective means to install a radiator next to the heating components of the devices. In order to solve the heating problem of light-emitting components such as LED lamps, it has become a conventional means to install a radiator profile on the back of the LED lamp group.

[0003] For example, a Chinese patent with publication number CN220818667U discloses an aluminum profile radiator that is easy to assemble, including a mounting seat and an aluminum profile. A groove is arranged in the middle of the mounting seat, a moving block is arranged in the groove, a threaded hole is arranged in the middle of the moving block, a threaded rod is connected to the thread in the bearing hole, and both ends of the threaded rod are rotatably connected to the groove respectively. The moving block can move in the groove along the direction of the threaded rod. One end of the threaded rod passes through the mounting seat and is connected to a rotating knob. The aluminum profile includes a profile base, heat dissipation fins and an aluminum profile fixing block. The heat dissipation fins are fixed above the profile base, the aluminum profile fixing block is fixedly installed below the profile base, and the aluminum profile fixing blocks are evenly and linearly distributed below the profile base. The installation and fixation are achieved by arranging a groove on the mounting seat, arranging a moving block in the groove, and arranging a mounting seat fixing block on the moving block, and the mounting seat fixing block is matched with the aluminum profile fixing block at the bottom of the aluminum profile.

[0004] Although this kind of aluminum profile heat sink that is easy to assemble can achieve the effect of facilitating the installation and fixation of the main body by using the mounting seat and the aluminum profile, the aluminum profile heat sink that is easy to assemble of this solution is not convenient for connection and fixation with components that need heat dissipation. Utility Model Content

[0005] The purpose of the utility model is to provide an LED heat sink profile to solve the above-mentioned existing technical problems, so as to achieve the effect of facilitating the fixation between the heat sink and the heating element.

[0006] In view of this, the utility model provides an LED heat sink profile, comprising:

[0007] A mounting seat, wherein a connecting hole is provided on the mounting seat, movable grooves are provided on both sides of the mounting seat, and a connecting groove is provided inside the mounting seat, and the connecting groove passes through the movable groove and the connecting hole;

[0008] A connection module, the connection module is composed of a bearing, a double-headed screw, a connecting slider, a connecting rod and a connecting plate, the bearing is placed in a connecting hole and has an interference fit with the mounting seat, the bearing sleeve is arranged on the double-headed screw, both ends of the double-headed screw are provided with knobs, the threaded rods at both ends of the double-headed screw are provided with connecting sliders, the connecting sliders are threadedly connected with the double-headed screw, both ends of the connecting sliders are provided with connecting rods, the connecting rods are placed in connecting grooves and are slidably connected with the connecting grooves, the upper end of the connection plate is provided with an opening, and the upper ends of the opening are respectively connected to the connecting rods on both sides of the mounting seat for disassembly and assembly;

[0009] The heat dissipation fins are arranged at the other end of the mounting seat relative to the connecting plate, and the heat dissipation fins are detachably connected to the mounting seat.

[0010] Among them, a plurality of heat dissipation fins are arranged on the mounting seat, a knurling is arranged on a side of the connecting plate close to the mounting seat, and a heat-conducting silicone sheet is arranged on a side of the mounting seat close to the connecting plate.

[0011] In the present technical solution, the LED heat sink profile is composed of a mounting base, a connecting module and heat dissipation fins, wherein the mounting base is provided with a penetrating connecting hole, movable grooves are provided on both sides of the mounting base, and a connecting groove is provided inside the mounting base, and the connecting groove penetrates the movable groove and the connecting hole.

[0012] The connecting module consists of a bearing, a double-headed screw, a connecting slider, a connecting rod and a connecting plate, the bearing is placed in the connecting hole and is interference fit with the mounting seat, so that the bearing will not slide in the connecting hole, the bearing sleeve is arranged on the double-headed threaded rod so that the double-headed threaded rod and the mounting plate are rotatably connected, the two ends of the double-headed connection are rolled with knobs, the threaded rods at both ends of the double-headed screw are provided with connecting sliders, the connecting slider is threadedly connected to the double-headed screw, and connecting rods are provided at both ends of the connecting slider, the connecting rod is placed in the connecting groove and is threadedly connected to the double-headed screw, an opening is provided on the connecting plate, and the two sides of the inner upper end of the opening are disassembled and connected with the connecting rods on both sides of the mounting seat, and a portion of the connecting plate is placed in the movable groove and is slidably connected by the connecting slider. Because the upper end portion of the connecting plate is placed in the movable groove, the side plane of the mounting plate is flush with the outer plane of the connecting plate, so that the components can be better connected with multiple technical solutions of the present invention.

[0013] The heat dissipation fin is placed at the other end of the mounting seat relative to the connecting plate. The heat dissipation fin is detachably connected to the mounting seat. Damaged heat dissipation fins can be replaced through the detachable connection, thereby improving the practicality of the technical solution.

[0014] A plurality of heat dissipation fins are arranged on the mounting seat, and the heat dissipation capacity of the present technical solution can be enhanced by using multiple groups of heat dissipation fins; a knurling is arranged on the side of the connecting plate close to the mounting seat, and the knurling can better fix the connecting plate to the components that need heat dissipation; a thermally conductive silicone sheet is arranged on the side of the mounting plate close to the connecting plate, and the thermal conductivity of the silicone and its relatively soft texture can effectively conduct heat while also playing a certain protective role.

[0015] In the present technical solution, in order to enable the present technical solution to be easily connected with components, the double-headed screw is rotated by rotating the knob, and the double-headed screw drives the connecting slider to slide. The connecting slider drives the connecting plate to slide through the connecting rod, so that the distance between the connecting plates on both sides of the mounting seat is increased, and then the components that need heat dissipation are placed therein, and then the knob is rotated in the reverse direction to clamp and fix the components.

[0016] Furthermore, the mounting seat is provided with a mounting groove at the other end relative to the connecting plate, fixing grooves are provided on both sides of the mounting groove, a storage groove is provided on the outward side of the fixing groove, a mounting block is provided between the mounting seat and the heat dissipation fin, the mounting block is placed in the mounting groove and is slidably connected to the mounting seat, a positioning hole matching the fixing groove is provided on the mounting block, and the heat dissipation fin is detachably connected to the mounting block.

[0017] In the present technical solution, a mounting groove is provided at the other end of the mounting seat relative to the connecting plate, fixing grooves are provided on both sides of the mounting groove, a receiving groove is provided on the outward side of the fixing groove, the opening of the receiving groove is larger than the opening of the fixing groove, a mounting block is provided between the mounting seat and the heat dissipation fin, the mounting block is placed in the mounting groove and is slidably connected to the mounting seat, a positioning hole matching the fixing groove is provided on the mounting block, and the heat dissipation fin is connected to the mounting block for assembly and disassembly.

[0018] In the present technical solution, in order to enable the present technical solution to provide different heat dissipation efficiencies according to different components, a mounting groove and a mounting block are provided on the mounting seat, and a number of mounting blocks are provided in the mounting groove according to the situation. The number of heat dissipation fins is determined by the mounting blocks, and the spacing between the heat dissipation fins is determined by changing the distance between each mounting block. After the number and spacing are determined, bolts are used to pass through the positioning holes of the fixing groove and the mounting block for connection and fixation. At the same time, because a storage groove is provided, the bolt head of the bolt can be received in the storage groove so that the upper plane of the bolt head can be flush with the side plane of the mounting block or lower than the side plane of the mounting block, so that the components can be better connected with multiple present technical solutions.

[0019] Furthermore, a fixing groove is provided at the upper end of the mounting block, limiting grooves are provided on both sides of the inner wall of the fixing groove, an arc-shaped elastic plate is provided in the limiting groove, an arc-shaped groove matching the arc-shaped elastic plate is provided on the heat dissipation fin, a guide groove is provided at the bottom of the fixing groove, and a guide block is provided at one end of the heat dissipation fin close to the arc-shaped groove, and the guide block can be engaged and connected with the guide groove.

[0020] In the present technical solution, a fixing groove is provided at the upper end of the mounting block, limiting grooves are provided on both sides of the inner wall of the fixing groove, an arc-shaped elastic plate is provided in the limiting groove, and an arc-shaped groove matching the arc-shaped elastic plate is provided on the heat dissipation fin, which is movably connected with the arc-shaped elastic plate through the bending deformation and rebound of the arc-shaped elastic plate and the arc-shaped groove. At the same time, a guide groove is provided at the bottom of the fixing groove, and a guide block is provided at one end of the heat dissipation fin close to the arc-shaped groove. The heat dissipation fin can be positioned by utilizing the interlocking connection between the guide block and the guide groove, thereby making the structure of the present technical solution more stable.

[0021] The beneficial effects of the utility model are:

[0022] 1. The connection module enables the technical solution to be easily connected to components that require heat dissipation, thereby improving the practicality of the technical solution.

[0023] 2. The number and spacing of the required heat dissipation fins can be adjusted according to different components through the mounting seat and the mounting block, thereby improving the practicality of the technical solution.

[0024] 3. The cooperation between the mounting block and the heat sink fins can make it easier to connect the heat sink fins to the mounting seat, thereby improving the practicality of the technical solution. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of the LED heat sink profile of the utility model;

[0026] Figure 2 This is a partial structural exploded diagram of the LED heat sink profile of the utility model;

[0027] Figure 3 This is a partial structural cross-sectional view of the LED heat sink profile of the utility model;

[0028] The markings in the figure are as follows: 100, mounting seat; 110, connecting hole; 111, connecting groove; 112, movable groove; 113, thermal conductive silicone sheet; 120, connecting module; 121, bearing; 122, double-headed screw; 123, connecting slider; 124, connecting rod; 125, connecting plate; 126, knurling; 127, knob; 130, mounting groove; 131, positioning groove; 132, storage groove; 140, mounting block; 141, limiting groove; 142, arc-shaped elastic plate; 143, guide groove; 144, positioning hole; 200, heat sink fin; 210, arc-shaped groove; 211, guide block. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0030] In the description of the present application, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail. However, in appropriate cases, the techniques, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0031] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0032] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0033] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0034] Example 1

[0035] like Figure 1 , 2 As shown, the utility model provides an LED heat sink profile, comprising:

[0036] A mounting base 100, wherein a connecting hole 110 is provided on the mounting base 100, movable grooves 112 are provided on both sides of the mounting base 100, and a connecting groove 111 is provided inside the mounting base 100, wherein the connecting groove 111 passes through the movable groove 112 and the connecting hole 110;

[0037] A connection module 120, the connection module 120 is composed of a bearing 121, a double-headed screw 122, a connecting slider 123, a connecting rod 124 and a connecting plate 125. The bearing 121 is placed in the connecting hole 110 and has an interference fit with the mounting seat 100. The bearing 121 is sleeved on the double-headed screw 122. Knobs 127 are provided at both ends of the double-headed screw 122. Connecting sliders 123 are provided on the threaded rods at both ends of the double-headed screw 122. The connecting sliders 123 are threadedly connected to the double-headed screw 122. Connecting rods 124 are provided at both ends of the connecting slider 123. The connecting rods 124 are placed in the connecting groove 111 and are slidably connected to the connecting groove 111. An opening is provided at the upper end of the connecting plate 125. Both sides of the upper end of the opening are respectively detachably connected to the connecting rods 124 on both sides of the mounting seat 100.

[0038] The heat dissipation fin 200 is disposed at the other end of the mounting seat 100 relative to the connecting plate 125 , and the heat dissipation fin 200 is detachably connected to the mounting seat 100 .

[0039] The mounting seat 100 is provided with a plurality of heat dissipation fins 200 , a side of the connecting plate 125 close to the mounting seat 100 is provided with a knurling 126 , and a side of the mounting seat 100 close to the connecting plate 125 is provided with a thermally conductive silicone sheet 113 .

[0040] In the present technical solution, the LED heat sink profile is composed of a mounting base 100, a connecting module 120 and a heat dissipation fin 200, wherein the mounting base 100 is provided with a penetrating connecting hole 110, movable grooves 112 are provided on both sides of the mounting base 100, and a connecting groove 111 is provided inside the mounting base 100, and the connecting groove 111 penetrates the movable groove 112 and the connecting hole 110.

[0041] The connection module 120 is composed of a bearing 121, a double-headed screw 122, a connecting slider 123, a connecting rod 124 and a connecting plate 125. The bearing 121 is placed in the connecting hole 110 and has an interference fit with the mounting seat 100, so that the bearing 121 will not slide in the connecting hole 110. The bearing 121 is sleeved on the double-headed screw 122 so that the double-headed screw 122 is rotatably connected to the mounting plate. Knobs 127 are provided at both ends of the double-headed connection. Connecting sliders 123 are provided on the threaded rods at both ends of the double-headed screw 122. The connecting slider 123 is threadedly connected to the double-headed screw 122. Both ends of the connecting slider 123 are provided with connecting rods 124, and the connecting rods 124 are placed in the connecting groove 111 and are threadedly connected to the double-headed screw 122. An opening is provided on the connecting plate 125, and the inner sides of the upper end of the opening are disassembled and connected with the connecting rods 124 on both sides of the mounting seat 100. The upper part of the connecting plate 125 is placed in the movable groove 112 and is slidably connected through the connecting slider 123. Because the upper end of the connecting plate 125 is placed in the movable groove 112, the side plane of the mounting plate is flush with the outer plane of the connecting plate 125, so that the components can be better connected with multiple technical solutions of the present invention.

[0042] The heat sink fin 200 is placed at the other end of the mounting base 100 relative to the connecting plate 125. The heat sink fin 200 is detachably connected to the mounting base 100. The damaged heat sink fin 200 can be replaced through the detachable connection, thereby improving the practicality of the present technical solution.

[0043] The mounting base 100 is provided with a plurality of heat dissipation fins 200. The heat dissipation capacity of the present technical solution can be enhanced by using a plurality of groups of heat dissipation fins 200. The connecting plate 125 is provided with a knurling 126 on the side close to the mounting base 100. The knurling 126 can better fix the connecting plate 125 to the components that need heat dissipation. The mounting plate is provided with a thermally conductive silicone sheet 113 on the side close to the connecting plate 125. The thermal conductivity of the silicone and its relatively soft texture can effectively conduct heat while also playing a certain protective role.

[0044] In the present technical solution, in order to facilitate the connection with components, the double-headed screw 122 is rotated by rotating the knob 127, and the double-headed screw 122 drives the connecting slider 123 to slide, and the connecting slider 123 drives the connecting plate 125 to slide through the connecting rod 124, so that the distance between the connecting plates 125 on both sides of the mounting base 100 is increased, and then the components that need heat dissipation are placed therein, and then the knob 127 is rotated in the reverse direction to clamp and fix the components.

[0045] Example 2

[0046] like Figure 2 ,3 As shown, this embodiment provides an LED heat sink profile, which, in addition to including the technical solutions of the embodiments, also has the following technical features.

[0047] The mounting seat 100 is provided with a mounting groove 130 at the other end relative to the connecting plate 125, and fixing grooves 131 are provided on both sides of the mounting groove 130. A storage groove 132 is provided on the outward side of the fixing groove 131. A mounting block 140 is provided between the mounting seat 100 and the heat dissipation fin 200. The mounting block 140 is placed in the mounting groove 130 and is slidably connected to the mounting seat 100. A positioning hole 144 matching the fixing groove 131 is provided on the mounting block 140, and the heat dissipation fin 200 is detachably connected to the mounting block 140.

[0048] In the present technical solution, a mounting groove 130 is provided at the other end of the mounting seat 100 relative to the connecting plate 125, and fixing grooves 131 are provided on both sides of the mounting groove 130. A receiving groove 132 is provided on the outward side of the fixing groove 131, and the opening of the receiving groove 132 is larger than the opening of the fixing groove 131. A mounting block 140 is provided between the mounting seat 100 and the heat dissipation fin 200. The mounting block 140 is placed in the mounting groove 130 and is slidably connected to the mounting seat 100. A positioning hole 144 matching the fixing groove 131 is provided on the mounting block 140, and the heat dissipation fin 200 is connected to the mounting block 140 for assembly and disassembly.

[0049] In the present technical solution, in order to enable the present technical solution to provide different heat dissipation efficiencies according to different components, a mounting groove 130 and a mounting block 140 are provided on the mounting base 100, and a number of mounting blocks 140 are provided in the mounting groove 130 according to the situation, and the number of the heat dissipation fins 200 is determined by the mounting blocks 140, and the spacing between the heat dissipation fins 200 is determined by changing the distance between each of the mounting blocks 140. After the number and spacing are determined, bolts are used to pass through the fixing groove 131 and the positioning holes 144 of the mounting block 140 for connection and fixation. At the same time, because a receiving groove 132 is provided, the bolt head of the bolt can be received in the receiving groove 132 so that the upper plane of the bolt head can be flush with or lower than the side plane of the mounting block 140, so that the components can be better connected with multiple present technical solutions.

[0050] Example 3

[0051] like Figure 3 As shown, this embodiment provides an LED heat sink profile, which, in addition to including the technical solutions of the embodiments, also has the following technical features.

[0052] A fixing groove 131 is provided at the upper end of the mounting block 140, and limiting grooves 141 are provided on both sides of the inner wall of the fixing groove 131. An arc-shaped elastic plate 142 is provided in the limiting groove 141. An arc-shaped groove 210 matching the arc-shaped elastic plate 142 is provided on the heat dissipation fin 200, and a guide groove 143 is provided at the bottom of the fixing groove 131. A guide block 211 is provided at one end of the heat dissipation fin 200 close to the arc-shaped groove 210, and the guide block 211 can be engaged and connected with the guide groove 143.

[0053] In the present technical solution, a fixing groove 131 is provided at the upper end of the mounting block 140, and limiting grooves 141 are provided on both sides of the inner wall of the fixing groove 131, and an arc-shaped elastic plate 142 is provided in the limiting groove 141. An arc-shaped groove 210 matching the arc-shaped elastic plate 142 is provided on the heat dissipation fin 200, and an active connection is performed with the arc-shaped groove 210 through the bending deformation and rebound of the arc-shaped elastic plate 142. At the same time, a guide groove 143 is provided at the bottom of the fixing groove 131, and a guide block 211 is provided at one end of the heat dissipation fin 200 close to the arc-shaped groove 210. The heat dissipation fin 200 can be positioned by utilizing the interlocking connection between the guide block 211 and the guide groove 143, so that the structure of the present technical solution is more stable.

[0054] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application is not limited to the specific implementation methods described. The specific implementation methods described are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. An LED heat sink profile, characterized in that: include: A mounting seat (100), wherein a connecting hole (110) is provided on the mounting seat (100), movable grooves (112) are provided on both sides of the mounting seat (100), and a connecting groove (111) is provided inside the mounting seat (100), wherein the connecting groove (111) passes through the movable groove (112) and the connecting hole (110); A connection module (120), the connection module (120) is composed of a bearing (121), a double-headed screw (122), a connecting slider (123), a connecting rod (124) and a connecting plate (125), the bearing (121) is placed in the connecting hole (110) and is interference-fitted with the mounting seat (100), the bearing (121) is sleeved on the double-headed screw (122), both ends of the double-headed screw (122) are provided with knobs (127), the double-headed screw (122) ) are provided with connecting sliders (123) on the threaded rods at both ends, the connecting sliders (123) are threadedly connected to the double-headed screw rod (122), connecting rods (124) are provided at both ends of the connecting sliders (123), the connecting rods (124) are placed in the connecting groove (111) and are slidably connected to the connecting groove (111), and the upper end of the connecting plate (125) is provided with an opening, and the two sides of the upper end of the opening are respectively connected to the connecting rods (124) on both sides of the mounting seat (100) for assembly and disassembly; A heat dissipation fin (200), the heat dissipation fin (200) being disposed at the other end of the mounting seat (100) relative to the connecting plate (125), the heat dissipation fin (200) being detachably connected to the mounting seat (100); Wherein, a plurality of heat dissipation fins (200) are arranged on the mounting seat (100).

2. The LED heat sink profile according to claim 1, characterized in that: The mounting seat (100) is provided with a mounting groove (130) at the other end relative to the connecting plate (125), and fixing grooves (131) are provided on both sides of the mounting groove (130), and a receiving groove (132) is provided on the outward side of the fixing groove (131). A mounting block (140) is provided between the mounting seat (100) and the heat dissipation fin (200), and the mounting block (140) is placed in the mounting groove (130) and is slidably connected to the mounting seat (100), and a positioning hole (144) matching the fixing groove (131) is provided on the mounting block (140), and the heat dissipation fin (200) is detachably connected to the mounting block (140).

3. The LED heat sink profile according to claim 2, characterized in that: A fixing groove (131) is provided at the upper end of the mounting block (140), limiting grooves (141) are provided on both sides of the inner wall of the fixing groove (131), an arc-shaped elastic plate (142) is provided in the limiting groove (141), and an arc-shaped groove (210) matching the arc-shaped elastic plate (142) is provided on the heat dissipation fin (200).

4. The LED heat sink profile according to claim 3, characterized in that: A guide groove (143) is provided at the bottom of the fixing groove (131), and a guide block (211) is provided at one end of the heat dissipation fin (200) close to the arc-shaped groove (210), and the guide block (211) can be engaged and connected with the guide groove (143).

5. The LED heat sink profile according to claim 1, characterized in that: The connecting plate (125) is provided with knurling (126) on one side close to the mounting seat (100).

6. The LED heat sink profile according to claim 1, characterized in that: A heat-conducting silicone sheet (113) is provided on one side of the mounting seat (100) close to the connecting plate (125).

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