LED aluminum-based circuit board heat dissipation frame

Abstract

The utility model relates to the technical field of aluminum-based circuit board heat dissipation, and discloses an LED aluminum-based circuit board heat dissipation frame which comprises an aluminum-based circuit board, the left end and the right end of the aluminum-based circuit board are connected with installation clamping plates in a sliding mode, positioning bolts are inserted into the installation clamping plates, heat dissipation plates are inserted into the surfaces of the positioning bolts, and the heat dissipation plates are connected with the aluminum-based circuit board. The interior of the heat dissipation plate is in threaded connection with a positioning screw rod, the surface of the positioning screw rod is in threaded connection with a connecting plate, and the surface of the connecting plate is fixedly connected with a heat dissipation shell. According to the utility model, when the sliding positioning bolts are taken out from the interiors of the heat dissipation plate and the mounting groove in a sliding manner, the mounting clamping plates are taken down from the left and right ends of the heat dissipation plate and the aluminum-based circuit board in a sliding manner, and the positioning screws are rotated to be taken out from the interiors of the connecting plate and the heat dissipation plate; and a worker can conveniently take down the heat dissipation shell from the top of the heat dissipation plate, and the convenience of mounting and dismounting of the equipment in actual use is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminum base circuit board heat dissipation technical field especially relates to a LED aluminum base circuit board heat dissipation frame. BACKGROUND

[0002] Aluminum base circuit board is a kind of printed circuit board with aluminum alloy as base material, and is widely used in LED lighting, power supply equipment, communication electronic equipment, office automation equipment, automotive electronics and other fields. It has good thermal management capability, mechanical strength and corrosion resistance, which can effectively reduce the heat generated by LED and other electronic components during operation, prolong the service life, road, insulation layer plays the function of bonding, insulation and heat conduction, and the metal base layer provides good heat conduction capacity and mechanical strength. When working, the heat generated by electronic components is conducted to the metal base layer through the insulation layer, and then the heat is transferred away by the metal base layer, thereby realizing the heat dissipation of components.

[0003] The existing LED aluminum base circuit board heat dissipation frame is inconvenient for workers to conveniently install and disassemble the heat dissipation assembly when the heat dissipation assembly is installed on the aluminum base circuit board, which affects the operation convenience of the whole equipment during use. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the utility model provides a LED aluminum base circuit board heat dissipation frame.

[0005] The utility model adopts the following technical scheme: a LED aluminum base circuit board heat dissipation frame, including aluminum base circuit board, the left and right ends of aluminum base circuit board are slidably connected with installation clamping plate, the inside of installation clamping plate is inserted with positioning bolt, the surface of positioning bolt is inserted with heat dissipation plate, the inside of heat dissipation plate is threadedly connected with positioning screw rod, the surface of positioning screw rod is threadedly connected with connecting plate, the surface of connecting plate is fixedly connected with heat dissipation shell, the inside of heat dissipation shell is equipped with heat dissipation groove, the top of heat dissipation shell is fixedly connected with motor, the bottom of motor is fixedly connected with transmission shaft, the surface of transmission shaft is fixedly connected with heat dissipation fan blade, the inside of heat dissipation plate is fixedly connected with heat dissipation fin, the inside of heat dissipation plate is equipped with mounting groove, the inside of heat dissipation plate is equipped with positioning hole.

[0006] Through the above technical scheme, the bottom of heat dissipation shell and the top end surface of heat dissipation plate are in contact, forming a relatively closed heat dissipation space. On the one hand, it can protect the internal heat dissipation fan blade and other components from external interference and damage. On the other hand, it helps to guide the heat dissipation direction, so that the heat can be more concentratedly dissipated through the heat dissipation groove, improving the heat dissipation effect.

[0007] As a further improvement of the above-mentioned scheme, the number of installation clamping plates is set to two, and the two installation clamping plates are distributed symmetrically left and right around the aluminum-based circuit board.

[0008] As a further improvement of the above-mentioned scheme, the number of positioning pins is set to four, and each two is a group, and the four positioning pins are distributed symmetrically left and right around the aluminum-based circuit board, and the positioning pins extend through the installation clamping plate to the inside of the heat sink plate and the installation slot.

[0009] Through the above technical scheme, a plurality of heat dissipation fins are distributed symmetrically forward and backward around the heat sink plate, and the top of the heat dissipation fin is in contact with the bottom end surface of the heat dissipation shell. The heat dissipation fin greatly increases the heat dissipation area of the heat sink plate, can more quickly dissipate the heat conducted from the aluminum-based circuit board, and the forward and backward symmetry distribution makes the heat evenly dissipate in all directions, avoids the local overheating phenomenon, and improves the uniformity and efficiency of heat dissipation.

[0010] As a further improvement of the above-mentioned scheme, the number of positioning screws and connecting plates is set to two, and the two positioning screws and connecting plates are distributed symmetrically left and right around the heat dissipation shell.

[0011] As a further improvement of the above-mentioned scheme, the positioning screw extends through the connecting plate to the inside of the heat sink plate and the positioning hole, and the bottom of the heat dissipation shell is in contact with the top end surface of the heat sink plate.

[0012] As a further improvement of the above-mentioned scheme, the number of heat dissipation fins is set to a plurality, and the plurality of heat dissipation fins are distributed symmetrically forward and backward around the heat sink plate, and the top of the heat dissipation fin is in contact with the bottom end surface of the heat dissipation shell.

[0013] As a further improvement of the above-mentioned scheme, the number of installation slots is set to four, and each two is a group, and the installation slots are distributed symmetrically left and right around the heat sink plate.

[0014] Compared with the prior art, the beneficial effects of the present application are as follows:

[0015] The present application is characterized in that the installation clamping plate is slidably taken out from the inside of the heat sink plate and the installation slot, so that the installation clamping plate is slidably taken down from the left and right ends of the heat sink plate and the aluminum-based circuit board, the positioning screw is taken out from the inside of the connecting plate and the heat sink plate, and the heat dissipation shell is taken down from the top of the heat sink plate, thereby increasing the convenience of installation and disassembly of the equipment during actual use.

[0016] The utility model discloses a set two positioning screw rod and connecting plate to heat dissipation shell as center left and right symmetry distribution, and positioning screw rod extends to the heat dissipation plate and the positioning hole inside through connecting plate, and this kind of symmetry distribution makes the connection of heat dissipation shell and heat dissipation plate more stable and steady, can effectively prevent heat dissipation shell from loosening because of vibration or external force in the working process, ensures the normal work of heat dissipation fan blade etc. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is whole structure schematic diagram of the utility model;

[0018] Figure 2 It is side anatomical structure schematic diagram of the utility model;

[0019] Figure 3 It is explosion structure schematic diagram of the utility model;

[0020] Figure 4 It is the structure schematic diagram of the utility model of looking up;

[0021] Figure 5 It is the structure schematic diagram of the utility model of right view.

[0022] Main symbol explains:

[0023] 1, aluminum base circuit board;2, install card board;3, positioning bolt;4, heat dissipation plate;5, positioning screw rod;6, connecting plate;7, heat dissipation shell;8, heat dissipation groove;9, motor;10, transmission shaft;11, heat dissipation fan blade;12, heat dissipation fin;13, installation groove;14, positioning hole. DETAILED DESCRIPTION

[0024] Below, combining the drawings and specific implementation, the utility model is described further, need to explain, under the prerequisite of not conflict, the following description each embodiment between or each technical feature between can be arbitrarily combined and form new embodiment.

[0025] Embodiment:

[0026] Please combine Figures 1-5The embodiment of the application is an LED aluminum-based circuit board heat dissipation frame, comprising an aluminum-based circuit board 1, mounting clamping plates 2 are slidably connected to the left and right ends of the aluminum-based circuit board 1, positioning pins 3 are inserted into the mounting clamping plates 2, heat dissipation plates 4 are inserted into the surfaces of the positioning pins 3, positioning screws 5 are threadedly connected to the interiors of the heat dissipation plates 4, connecting plates 6 are threadedly connected to the surfaces of the positioning screws 5, heat dissipation housings 7 are fixedly connected to the surfaces of the connecting plates 6, heat dissipation grooves 8 are formed in the interiors of the heat dissipation housings 7, motors 9 are fixedly connected to the top of the heat dissipation housings 7, drive shafts 10 are fixedly connected to the bottom of the motors 9, heat dissipation fan blades 11 are fixedly connected to the surface of the drive shafts 10, heat dissipation fins 12 are fixedly connected to the interiors of the heat dissipation plates 4, mounting grooves 13 are formed in the interiors of the heat dissipation plates 4, and positioning holes 14 are formed in the interiors of the heat dissipation plates 4. When the positioning pins 3 are slid out from the interiors of the heat dissipation plates 4 and the mounting grooves 13, the mounting clamping plates 2 are slid off from the left and right ends of the heat dissipation plates 4 and the aluminum-based circuit board 1, the positioning screws 5 are rotated to be taken out from the interiors of the connecting plates 6 and the heat dissipation plates 4, and the heat dissipation housings 7 are taken off from the top of the heat dissipation plates 4, so that the convenience of installation and disassembly of the equipment during actual use is improved.

[0027] The bottom of the heat dissipation housing 7 is in contact with the top end surface of the heat dissipation plate 4, forming a relatively closed heat dissipation space. On the one hand, it can protect the internal heat dissipation fan blades 11 and other components from external interference and damage; on the other hand, it helps to guide the direction of heat dissipation, so that heat can be more concentratedly dissipated through the heat dissipation grooves 8, improving the heat dissipation effect.

[0028] The number of mounting clamping plates 2 is set to two, and the two mounting clamping plates 2 are distributed symmetrically left and right around the aluminum-based circuit board 1.

[0029] The number of positioning pins 3 is set to four, and each two is a group. The four positioning pins 3 are distributed symmetrically left and right around the aluminum-based circuit board 1. The positioning pins 3 extend through the mounting clamping plates 2 to the interiors of the heat dissipation plates 4 and the mounting grooves 13.

[0030] A plurality of heat dissipation fins 12 are symmetrically distributed forward and backward around the heat dissipation plate 4, and the top is in contact with the bottom end surface of the heat dissipation housing 7. The heat dissipation fins 12 greatly increase the heat dissipation area of the heat dissipation plate 4, and can more quickly dissipate the heat conducted from the aluminum-based circuit board 1. The forward and backward symmetrical distribution makes the heat evenly dissipate in all directions, avoiding local overheating phenomenon, and improving the uniformity and efficiency of heat dissipation.

[0031] The number of positioning screws 5 and connecting plates 6 is set to two, and the two positioning screws 5 and connecting plates 6 are distributed symmetrically left and right around the heat dissipation housing 7.

[0032] The positioning screw 5 extends through the connecting plate 6 to the inside of the heat dissipation plate 4 and the positioning hole 14, the bottom of the heat dissipation shell 7 is in contact with the top end surface of the heat dissipation plate 4, two positioning screws 5 and connecting plates 6 are symmetrically distributed on the left and right of the heat dissipation shell 7, and the positioning screw 5 extends through the connecting plate 6 to the inside of the heat dissipation plate 4 and the positioning hole 14, and the symmetric distribution makes the connection of the heat dissipation shell 7 and the heat dissipation plate 4 more stable and smooth, which can effectively prevent the heat dissipation shell 7 from loosening due to vibration or external force during work, and ensures the normal work of the heat dissipation fan blades 11 and other components in the heat dissipation shell 7, and also ensures the integrity of the whole heat dissipation frame structure.

[0033] The number of the heat dissipation fins 12 is several, and the several heat dissipation fins 12 are symmetrically distributed forward and backward with the heat dissipation plate 4 as the center, and the top of the heat dissipation fin 12 is in contact with the bottom end surface of the heat dissipation shell 7.

[0034] The number of the mounting grooves 13 is four, and each two is a group, and the mounting grooves 13 are symmetrically distributed on the left and right with the heat dissipation plate 4 as the center.

[0035] The implementation principle of the LED aluminum-based circuit board heat dissipation frame in the embodiment is that when the sliding positioning bolt 3 is taken out from the inside of the heat dissipation plate 4 and the mounting groove 13, the mounting clamping plate 2 is taken off from the left and right ends of the heat dissipation plate 4 and the aluminum-based circuit board 1, the positioning screw 5 is taken out from the inside of the connecting plate 6 and the heat dissipation plate 4, the heat dissipation shell 7 is taken off from the top of the heat dissipation plate 4, which increases the convenience of installation and disassembly of the equipment during actual use, two positioning screws 5 and connecting plates 6 are symmetrically distributed on the left and right of the heat dissipation shell 7 with the heat dissipation shell 7 as the center, and the positioning screw 5 extends through the connecting plate 6 to the inside of the heat dissipation plate 4 and the positioning hole 14, and the symmetric distribution makes the connection of the heat dissipation shell 7 and the heat dissipation plate 4 more stable and smooth, which can effectively prevent the heat dissipation shell 7 from loosening due to vibration or external force during work, and ensures the normal work of the heat dissipation fan blades 11 and other components in the heat dissipation shell 7, and also ensures the integrity of the whole heat dissipation frame structure.

[0036] The above embodiment is only a preferred embodiment of the present application, and cannot be used to limit the scope of protection of the present application, and any non-essential changes and replacements made by those skilled in the art on the basis of the present application all belong to the scope of protection of the present application.

Claims

1. An LED aluminum-based circuit board heat dissipation frame, characterized in that, The application relates to an aluminum-based circuit board (1), slidingly connected with mounting clamping plates (2) at the left and right ends, internally inserted with positioning bolts (3), the surfaces of the positioning bolts (3) being inserted with heat dissipation plates (4), the interiors of the heat dissipation plates (4) being threadedly connected with positioning screw rods (5), the surfaces of the positioning screw rods (5) being threadedly connected with connecting plates (6), the surfaces of the connecting plates (6) being fixedly connected with heat dissipation housings (7), the interiors of the heat dissipation housings (7) being provided with heat dissipation grooves (8), the top of the heat dissipation housing (7) being fixedly connected with a motor (9), the bottom of the motor (9) being fixedly connected with a transmission shaft (10), the surface of the transmission shaft (10) being fixedly connected with heat dissipation fan blades (11), the interior of the heat dissipation plate (4) being fixedly connected with heat dissipation fins (12), the interior of the heat dissipation plate (4) being provided with mounting grooves (13), and the interior of the heat dissipation plate (4) being provided with positioning holes (14).

2. The LED aluminum-based circuit board heat dissipation frame according to claim 1, characterized in that: The number of the mounting clamping plates (2) is two, and the two mounting clamping plates (2) are symmetrically distributed left and right around the aluminum-based circuit board (1).

3. The LED aluminum-based circuit board heat sink of claim 1, wherein: The number of the positioning bolts (3) is four, and every two of the positioning bolts (3) form a group, and the four positioning bolts (3) are symmetrically distributed left and right around the aluminum-based circuit board (1), and the positioning bolts (3) extend through the mounting clamping plates (2) to the interiors of the heat dissipation plates (4) and the mounting grooves (13).

4. The LED aluminum-based circuit board heat sink of claim 3, wherein: The number of the positioning screw rods (5) and the connecting plates (6) is two, and the two positioning screw rods (5) and the connecting plates (6) are symmetrically distributed left and right around the heat dissipation housing (7).

5. The LED aluminum-based circuit board heat sink as described in claim 1, characterized in that: The positioning screw rods (5) extend through the connecting plates (6) to the interiors of the heat dissipation plates (4) and the positioning holes (14), and the bottom of the heat dissipation housing (7) is in surface contact with the top end of the heat dissipation plate (4).

6. The LED aluminum-based circuit board heat sink of claim 5, wherein: The number of the heat dissipation fins (12) is several, and the several heat dissipation fins (12) are symmetrically distributed front and back around the heat dissipation plate (4), and the top of the heat dissipation fin (12) is in surface contact with the bottom end of the heat dissipation housing (7).

7. The LED aluminum-based circuit board heat sink of claim 6, wherein: The number of the mounting grooves (13) is four, and every two of the mounting grooves (13) form a group, and the mounting grooves (13) are symmetrically distributed left and right around the heat dissipation plate (4).

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