Circuit power supply structure convenient for heat dissipation

Abstract

The utility model relates to the technical field of circuit power supply structures, in particular to a circuit power supply structure convenient for heat dissipation, which comprises a circuit power supply body, an input port is arranged on one side of the circuit power supply body, a plurality of output ports are uniformly arranged on the other side of the circuit power supply body, and a heat dissipation structure is arranged on the surface of the circuit power supply body. The heat dissipation structure comprises a reserved groove formed in the upper surface of the circuit power source body, a silicone grease layer is glued to the inner side of the reserved groove, a heat dissipation plate is glued to the upper surface of the silicone grease layer, a plurality of heat dissipation fins are fixedly connected to the upper surface of the heat dissipation plate, and the upper sides of the heat dissipation fins are of a bent structure. A row of heat dissipation holes are formed in the surface of the heat dissipation sheet, and a connecting block is fixedly connected to the surface of the circuit power supply body. According to the utility model, by arranging the heat dissipation structure, the effective heat dissipation work of the circuit power supply body is facilitated, and the use performance of the circuit power supply body is improved to a certain extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit power supply structure technical field especially relates to a circuit power supply structure convenient to heat dissipation. BACKGROUND

[0002] The power supply is small in size, light in weight, high in efficiency, high in reliability, wide in working temperature range, good in electromagnetic compatibility, low in noise, high in output voltage stability, small in appearance size and exquisite, and is widely used in military fields such as missile loading, spaceflight, vehicle loading and ship loading. The output voltage and current can be configured as required, single or multiple output is optional, the appearance size is customized, the power supply adopts aviation aluminum, and has the advantages of mildew resistance, waterproofness, mildew resistance and corrosion resistance.

[0003] The prior art often has the following defects: during actual use of the circuit power supply structure, the internal electronic components such as transformers, rectifiers and switching tubes of the circuit power supply often have power loss during conversion of input electric energy into output electric energy, the heat generated by the loss will continuously rise the temperature inside the power supply if not dissipated in time, and the high temperature has a serious impact on the performance and service life of the internal components of the power supply.

[0004] Therefore, the utility model provides a circuit power supply structure convenient to heat dissipation. UTILITY MODEL CONTENTS

[0005] The utility model discloses a circuit power supply structure convenient to heat dissipation.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a circuit power supply structure convenient to heat dissipation, including circuit power supply body, the one side of circuit power supply body is provided with input, the other side of circuit power supply body evenly is set up with a plurality of output, the surface of circuit power supply body is equipped with heat dissipation structure, the heat dissipation structure includes the reserved slot of setting on the surface of circuit power supply body, the inboard of reserved slot is glued with silicon grease layer, the upper surface of silicon grease layer is glued with the heat dissipation plate, the upper surface of heat dissipation plate is fixedly connected with a plurality of radiating fins.

[0007] The above-mentioned components achieve the effect that: by setting the heat dissipation structure, the effective heat dissipation of the circuit power supply body is facilitated, and the use performance of the circuit power supply body is improved to a certain extent.

[0008] Preferably, the upper side of the radiating fin is a bending structure.

[0009] The bending structure on the upper side of the heat dissipation fin changes the air flow path, and promotes the air to form turbulence.

[0010] Preferably, the surface of the heat dissipation fin is provided with a row of heat dissipation holes.

[0011] The heat dissipation holes on the surface of the heat dissipation fin further promote air convection and accelerate heat dissipation to the surrounding environment.

[0012] Preferably, the surface of the circuit power supply body is fixedly connected with a connecting block, and the connecting block is slidably connected with a clamping frame.

[0013] The connecting block and the clamping frame form a structure for assisting the installation and fixation of the heat dissipation plate.

[0014] Preferably, a spring is fixedly connected between the clamping frame and the connecting block.

[0015] The spring provides elastic force to enable the clamping frame to be clamped above the heat dissipation plate.

[0016] Preferably, the surface of the circuit power supply body is provided with a wire pressing structure, the wire pressing structure comprises a support plate fixedly connected to the surface of the circuit power supply body, a limiting plate fixedly connected to the upper surface of the support plate, a wire pressing plate slidably connected to the side wall of the limiting plate, a driving rod threadedly connected to the inside of the wire pressing plate, and the driving rod is rotatably connected to the inside of the support plate.

[0017] The wire pressing structure facilitates the reinforcement of the wire inserted into the inside of the output port, and further improves the stability of the circuit power supply body structure.

[0018] Preferably, the upper surface of the support plate is glued with a plurality of anti-skid strips, and the anti-skid strips are made of rubber.

[0019] The rubber anti-skid strips on the upper surface of the support plate increase the friction between the support plate and the wire, preventing displacement of the wire during use.

[0020] In summary:

[0021] 1. In the utility model, the structure composed of the connecting block, the clamping frame and the spring is used for assisting the installation and fixation of the heat dissipation plate. When the heat dissipation plate is installed, the clamping frame can slide in the connecting block, the elastic force provided by the spring enables the clamping frame to be clamped above the heat dissipation plate, the upper side of the heat dissipation plate is provided with a detachable structure, which facilitates the regular replacement of the aging silicone layer, further improves the use performance of the silicone layer, the heat dissipation structure facilitates the effective heat dissipation of the circuit power supply body, and to some extent, improves the use performance of the circuit power supply body.

[0022] 2. The utility model discloses, the rubber antiskid strip of support plate upper surface increases the friction between the line, prevents the line displacement in the use process, ensures the line connection stability, avoids the problem such as poor contact caused by line loosening, through setting up the wire pressing structure, the reinforcement work of the electric wire inserted inside the output port is facilitated, and the stability of the line used on the connected circuit power supply body structure is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0024] Figure 2 It is the exploded structure schematic diagram of the utility model;

[0025] Figure 3 It is the structure schematic diagram of the heat dissipation plate in the utility model;

[0026] Figure 4 It is the A place enlarged view of the utility model; Figure 1

[0027] Figure 5 It is the B place enlarged view of the utility model. Figure 2

[0028] Legend: 1, circuit power supply body; 2, input; 3, output; 4, heat dissipation structure; 41, reserved slot; 42, silicone layer; 43, heat dissipation plate; 44, cooling fin; 45, heat dissipation hole; 46, connecting block; 47, clamping frame; 48, spring; 5, wire pressing structure; 51, support plate; 52, wire pressing plate; 53, limiting plate; 54, drive rod; 55, antiskid strip. DETAILED DESCRIPTION

[0029] Referring to Figure 1 The utility model provides a kind of technical scheme: a kind of circuit power supply structure convenient for heat dissipation, including circuit power supply body 1, the side of circuit power supply body 1 is provided with input 2, the other side of circuit power supply body 1 is evenly provided with several outputs 3, the surface of circuit power supply body 1 is equipped with heat dissipation structure 4, the surface of circuit power supply body 1 is equipped with wire pressing structure 5.

[0030] Specifically, the specific setting and effect of its heat dissipation structure 4 and wire pressing structure 5 are described below.

[0031] Referring to Figures 1-4 ​​As shown, in the embodiment: the heat dissipation structure 4 includes a reserved groove 41 opened on the upper surface of the circuit power supply body 1, the inner side of the reserved groove 41 is glued with a silicone layer 42, the upper surface of the silicone layer 42 is glued with a heat dissipation plate 43, and the upper surface of the heat dissipation plate 43 is fixedly connected with a plurality of heat dissipation fins 44. By arranging the heat dissipation structure 4, the effective heat dissipation work of the circuit power supply body 1 is facilitated, and the use performance of the circuit power supply body 1 is improved to a certain extent. The upper side of the heat dissipation fin 44 is a bending structure. The bending structure of the upper side of the heat dissipation fin 44 changes the air flow path and promotes the formation of turbulent flow of air. A row of heat dissipation holes 45 are opened on the surface of the heat dissipation fin 44. The heat dissipation holes 45 opened on the surface of the heat dissipation fin 44 further promote air convection and accelerate heat dissipation to the surrounding environment. The surface of the circuit power supply body 1 is fixedly connected with a connecting block 46, and the connecting block 46 is slidingly connected with a clamping frame 47. The structure composed of the connecting block 46 and the clamping frame 47 is used to assist the installation and fixation of the heat dissipation plate 43. The clamping frame 47 and the connecting block 46 are fixedly connected with a spring 48. The spring force provided by the spring 48 enables the clamping frame 47 to be clamped above the heat dissipation plate 43.

[0032] Referring to Figures 1-2 and Figure 5 Specifically, the wire pressing structure 5 includes a support plate 51 fixedly connected to the surface of the circuit power supply body 1, a limiting plate 53 fixedly connected to the upper surface of the support plate 51, a wire pressing plate 52 slidingly connected to the side wall of the limiting plate 53, a driving rod 54 threadedly connected to the inside of the wire pressing plate 52, and the inside of the driving rod 54 is rotatably connected with the support plate 51. By arranging the wire pressing structure 5, the reinforcement work of the wire inserted into the inside of the output port 3 is facilitated, and the stability of the use of the circuit power supply body 1 structure on the line is further improved. The upper surface of the support plate 51 is glued with a plurality of anti-skid strips 55, and the anti-skid strips 55 are made of rubber. The rubber anti-skid strips 55 on the upper surface of the support plate 51 increase the friction between the line and prevent the line from moving during use.

[0033] The working principle is that when the circuit power body 1 operates, the transformer, the rectifier, the switching tube and other elements will generate heat due to power loss in the process of electric energy conversion, at this time, the heat dissipation structure 4 plays a key role, the silicone grease layer 42 in the reserved groove 41 is closely attached to the circuit power body 1 by virtue of good heat conduction performance, heat is quickly conducted to the heat dissipation plate 43, the silicone grease can fill the small gap between the circuit power body 1 and the heat dissipation plate 43, reduce the thermal resistance, improve the heat conduction efficiency, the heat dissipation fins 44 on the heat dissipation plate 43 greatly increase the heat dissipation area, the bending structure on the upside of the heat dissipation fins 44 changes the air flow path, promotes the air to form turbulence, compared with the straight structure, can more effectively take away heat, the heat dissipation holes 45 opened on the surface of the heat dissipation fins 44 further promote air convection, speed up heat dissipation to the surrounding environment, thereby reducing the temperature of the circuit power body 1, protecting the internal elements to work stably at a suitable temperature, the structure composed of the connecting block 46, the clamping frame 47 and the spring 48 is used for assisting the installation and fixation of the heat dissipation plate 43, when the heat dissipation plate 43 is installed, the clamping frame 47 can slide in the connecting block 46, the spring 48 provides the elastic force, so that the clamping frame 47 can be clamped above the heat dissipation plate 43, by arranging the detachable structure above the heat dissipation plate 43, the regular replacement work of the aging silicone grease layer 42 is facilitated, the use performance of the silicone grease layer 42 is further improved, by arranging the heat dissipation structure 4, the effective heat dissipation work of the circuit power body 1 is facilitated, the use performance of the circuit power body 1 is improved to a certain extent.

[0034] When the circuit is connected, the wire pressing structure 5 can fix the circuit, the driving rod 54 is rotated, since the driving rod 54 is in threaded connection with the wire pressing plate 52 and is in rotary connection with the supporting plate 51, the rotation of the driving rod 54 drives the wire pressing plate 52 to slide on the side wall of the limiting plate 53, the circuit is placed on the supporting plate 51, the driving rod 54 is rotated clockwise, the wire pressing plate 52 gradually presses downward, and the circuit is pressed on the supporting plate 51, the rubber anti-skid strip 55 on the upper surface of the supporting plate 51 increases the friction force between the circuit, prevents the circuit from being displaced during use, ensures the stability of the circuit connection, avoids problems such as poor contact caused by loose circuit, through the arrangement of the wire pressing structure 5, the reinforcing work of the inserted wire in the inside of the output port 3 is facilitated, and the stability of the circuit used on the structure of the circuit power body 1 is further improved.

[0035] In the description of the utility model, it need explain, unless have explicit stipulation and limit, term " install " " link " " connect " should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside communication. For ordinary skilled person in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances.

Claims

1. A circuit power supply structure which facilitates heat dissipation, comprising a circuit power supply body (1), characterized in that: The one side of the circuit power body (1) is provided with an input port (2), the other side of the circuit power body (1) is uniformly provided with a plurality of output ports (3), the surface of the circuit power body (1) is provided with a heat dissipation structure (4), the heat dissipation structure (4) comprises a reserved groove (41) formed on the upper surface of the circuit power body (1), the inner side of the reserved groove (41) is glued with a silicone grease layer (42), the upper surface of the silicone grease layer (42) is glued with a heat dissipation plate (43), and the upper surface of the heat dissipation plate (43) is fixedly connected with a plurality of heat dissipation fins (44).

2. The circuit power supply structure according to claim 1, wherein: The upper side of the heat dissipation fin (44) is a bending structure.

3. The circuit power supply structure according to claim 1, wherein: A column of heat dissipation holes (45) are formed on the surface of the heat dissipation fin (44).

4. The circuit power supply structure according to claim 1, wherein: The surface of the circuit power body (1) is fixedly connected with a connecting block (46), and the inside of the connecting block (46) is slidably connected with a clamping frame (47).

5. The circuit power supply structure according to claim 4, wherein: The spring (48) is fixedly connected between the clamping frame (47) and the connecting block (46).

6. The circuit power supply structure according to claim 1, wherein: The surface of the circuit power body (1) is provided with a wire pressing structure (5), the wire pressing structure (5) comprises a supporting plate (51) fixedly connected to the surface of the circuit power body (1), the upper surface of the supporting plate (51) is fixedly connected with a limiting plate (53), the side wall of the limiting plate (53) is slidably connected with a wire pressing plate (52), the inside of the wire pressing plate (52) is threadedly connected with a driving rod (54), and the inside of the driving rod (54) and the supporting plate (51) are rotatably connected.

7. The circuit power supply structure according to claim 6, wherein: The upper surface of the supporting plate (51) is glued with a plurality of anti-skid strips (55), and the anti-skid strips (55) are made of rubber material.

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