CN214901788U

CN214901788U - Aluminium system fin convenient to dismouting

Info

Publication number: CN214901788U
Application number: CN202023146443.1U
Authority: CN
Inventors: 沈吉平
Original assignee: Shanghai Hongzhi Metal Products Co ltd
Current assignee: Shanghai Hongzhi Metal Products Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-11-26
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses an aluminium system fin convenient to dismouting, which comprises a circuit board, the top of circuit board is provided with the base plate, the through-hole has all been seted up to the both sides at base plate top, the top fixedly connected with heat dissipation substrate of base plate, the equal fixedly connected with L template in both sides at circuit board top, the top fixedly connected with standpipe of L template, the standpipe is kept away from one side of heat dissipation substrate and has been seted up the slot hole, the first spring of top fixedly connected with of standpipe inner chamber, the bottom fixedly connected with kelly of first spring. The utility model discloses possess the advantage of being convenient for carry out the dismouting to the fin, solved aluminium system fin and mostly gone up the dismouting through screw fixed mounting on the circuit board, be not convenient for carry out the dismouting to it, the dust that falls easily on the long-time back fin that uses is not convenient for dismantle the deashing to the fin for dust on the fin is difficult to clear away totally, has reduced the problem of radiating efficiency.

Description

Aluminium system fin convenient to dismouting

Technical Field

The utility model relates to an aluminium system fin technical field specifically is an aluminium system fin convenient to dismouting.

Background

The radiating fin is a device for radiating heat of electronic elements which are easy to generate heat in electrical appliances, and is made of aluminum alloy, brass or bronze into plate, sheet or multi-sheet, for example, a CPU in a computer needs to use a relatively large radiating fin, a power tube, a line tube and a power amplifier in a power amplifier all use radiating fins, and a layer of heat-conducting silicone grease is coated on the contact surface of the electronic elements and the radiating fins when the radiating fin is used, so that the heat generated by the elements is more effectively conducted to the radiating fins and then is radiated to the ambient air through the radiating fins.

The aluminum radiating fins are fixedly mounted on the circuit board through screws, so that the aluminum radiating fins are not convenient to disassemble and assemble, dust easily falls on the radiating fins after long-time use, and ash removal of the radiating fins is not convenient, so that the dust on the radiating fins is difficult to clear, and the radiating efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminium system fin convenient to dismouting possesses the advantage of being convenient for carry out the dismouting to the fin, has solved aluminium system fin and has mostly gone on the circuit board through screw fixed mounting, is not convenient for carry out the dismouting to it, and the dust falls easily on the long-time back fin of using, is not convenient for dismantle the deashing to the fin for dust on the fin is difficult to clear away totally, has reduced the problem of radiating efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: an aluminum radiating fin convenient to disassemble and assemble comprises a circuit board, wherein a base plate is arranged at the top of the circuit board, through holes are formed in two sides of the top of the base plate, a radiating substrate is fixedly connected to the top of the base plate, an L-shaped plate is fixedly connected to two sides of the top of the circuit board, a vertical pipe is fixedly connected to the top of the L-shaped plate, a long hole is formed in one side, away from the radiating substrate, of the vertical pipe, a first spring is fixedly connected to the top of an inner cavity of the vertical pipe, a clamping rod is fixedly connected to the bottom of the first spring, the bottom of the clamping rod penetrates through the L-shaped plate and extends to the inner cavity of the through hole, a limiting plate and a second spring are respectively sleeved on the surface of the clamping rod and positioned between the L-shaped plate and the base plate, the limiting plate is fixedly connected with the clamping rod, a connecting rod is fixedly connected to one side, close to the long hole, of the connecting rod, one end, away from the clamping rod, penetrates through the long hole and extends to the outside of the long hole, the top fixedly connected with riser of standpipe, one side of riser is run through and is provided with the threaded rod, the threaded rod run through the riser and with riser threaded connection, the draw-in groove has been seted up to one side that the heat dissipation substrate is close to the threaded rod, the one end swing joint of threaded rod has splint, one side that the threaded rod was kept away from to splint extends to the inner chamber of draw-in groove.

Preferably, the bottom of the limiting plate is in contact with the top of the base plate, the top of the limiting plate is fixedly connected with the bottom of the second spring, and the top of the second spring is fixedly connected with the L-shaped plate.

Preferably, one side of the clamping plate far away from the heat dissipation substrate is fixedly connected with a guide rod, and one end of the guide rod far away from the clamping plate penetrates through the vertical plate and is movably connected with the vertical plate.

Preferably, one side of the clamping plate, which is located in the inner cavity of the clamping groove, is fixedly connected with an anti-slip pad, and one side of the anti-slip pad, which is far away from the clamping plate, is in contact with the inner wall of the clamping groove.

Preferably, one side of the threaded rod far away from the clamping plate is fixedly connected with a rotary table, and the surface of the rotary table is provided with anti-skidding lines.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a base plate, the through-hole, the heat dissipation substrate, the L template, the standpipe, the slot hole, first spring, the kelly, the limiting plate, the second spring, the connecting rod, the riser, the threaded rod, draw-in groove and splint cooperate, possess and be convenient for carry out the advantage of dismouting to the fin, it mostly passes through screw fixed mounting on the circuit board to have solved aluminium system fin, be not convenient for carry out the dismouting to it, the dust of falling easily on the long-time back fin of using, be not convenient for dismantle the deashing to the fin, make the dust on the fin be difficult to clear away totally, the problem of radiating efficiency has been reduced.

2. The utility model discloses a set up the second spring, produce tension to the limiting plate, impel limiting plate extrusion base plate, make the surperficial in close contact with of base plate and circuit board, be convenient for absorb the heat that the circuit board produced, through setting up the guide bar, can lead to splint, the lateral shifting of the splint of being convenient for, through setting up the slipmat, the roughness on splint surface has been increased, be convenient for stabilize the centre gripping to the heat dissipation substrate, through setting up the carousel, it is rotatory to be convenient for drive the threaded rod, through setting up the connecting rod, be convenient for drive kelly vertical removal, be convenient for make the kelly keep away from the inner chamber of through-hole, remove the location of base plate.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a schematic top view of the connection between the substrate and the heat sink substrate according to the present invention.

In the figure: 1 circuit board, 2 base plates, 3 through-holes, 4 heat dissipation substrates, 5L type boards, 6 standpipe, 7 slot holes, 8 first springs, 9 kellies, 10 limiting plates, 11 second springs, 12 connecting rods, 13 risers, 14 threaded rods, 15 draw-in grooves, 16 splint, 17 guide bars, 18 carousel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a circuit board 1, base plate 2, through-hole 3, heat dissipation substrate 4, L template 5, standpipe 6, slot hole 7, first spring 8, kelly 9, limiting plate 10, second spring 11, connecting rod 12, riser 13, threaded rod 14, draw-in groove 15, splint 16,

guide bar

17 and 18 parts of carousel are the parts that universal standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through technical manual or learn through conventional experimental method.

Referring to fig. 1-3, an aluminum heat sink convenient for disassembly and assembly comprises a circuit board 1, a base plate 2 is disposed on the top of the circuit board 1, through holes 3 are formed on both sides of the top of the base plate 2, a heat dissipation substrate 4 is fixedly connected to the top of the base plate 2, L-shaped plates 5 are fixedly connected to both sides of the top of the circuit board 1, vertical pipes 6 are fixedly connected to the tops of the L-shaped plates 5, long holes 7 are formed on one sides of the vertical pipes 6 away from the heat dissipation substrate 4, first springs 8 are fixedly connected to the tops of the inner cavities of the vertical pipes 6, clamping rods 9 are fixedly connected to the bottoms of the first springs 8, the bottoms of the clamping rods 9 penetrate through the L-shaped plates 5 and extend to the inner cavities of the through holes 3, a limiting plate 10 and a second spring 11 are respectively sleeved on the surface of the clamping rods 9 and positioned between the L-shaped plates 5 and the base plate 2, the limiting plate 10 is fixedly connected to the clamping rods 9, and a connecting rod 12 is fixedly connected to one side of the clamping rods 9 close to the long holes 7, one end of the connecting rod 12, which is far away from the clamping rod 9, penetrates through the long hole 7 and extends to the outside of the long hole 7, the connecting rod 12 is arranged to drive the clamping rod 9 to vertically move so as to enable the clamping rod 9 to be far away from the inner cavity of the through hole 3 and remove the positioning of the base plate 2, the top of the vertical pipe 6 is fixedly connected with a vertical plate 13, one side of the vertical plate 13 is penetrated with a threaded rod 14, the threaded rod 14 penetrates through the vertical plate 13 and is in threaded connection with the vertical plate 13, one side of the heat dissipation substrate 4, which is close to the threaded rod 14, is provided with a clamping groove 15, one end of the threaded rod 14 is movably connected with a clamping plate 16, one side of the clamping plate 16, which is far away from the threaded rod 14, extends to the inner cavity of the clamping groove 15, the bottom of the limiting plate 10 is contacted with the top of the base plate 2, the top of the limiting plate 10 is fixedly connected with the bottom of the second spring 11, the top of the second spring 11 is fixedly connected with the L-shaped plate 5, and tension is generated on the limiting plate 10 by the arrangement of the second spring 11, the limiting plate 10 is promoted to extrude the base plate 2, the base plate 2 is enabled to be in close contact with the surface of the circuit board 1, heat generated by the circuit board 1 is convenient to absorb, a guide rod 17 is fixedly connected to one side of the clamping plate 16 far away from the heat dissipation substrate 4, one end of the guide rod 17 far away from the clamping plate 16 penetrates through the vertical plate 13 and is movably connected with the vertical plate 13, the clamping plate 16 can be guided by arranging the guide rod 17, the clamping plate 16 is convenient to move transversely, an anti-slip pad is fixedly connected to one side of the clamping plate 16, which is positioned in an inner cavity of the clamping groove 15, one side of the anti-slip pad, which is far away from the clamping plate 16, is in contact with the inner wall of the clamping groove 15, by arranging the anti-slip pad, roughness of the surface of the clamping plate 16 is increased, the heat dissipation substrate 4 is convenient to stably clamp, a turntable 18 is fixedly connected to one side of the threaded rod 14, anti-slip lines are arranged on the surface of the turntable 18, and the threaded rod 14 is convenient to drive the rotation by arranging the turntable, through-hole 2, through-hole 3, heat dissipation substrate 4, L template 5, standpipe 6, slot hole 7, first spring 8, kelly 9, limiting plate 10, second spring 11, connecting rod 12, riser 13, threaded rod 14, draw-in groove 15 and splint 16 cooperate, possess and be convenient for carry out the advantage of dismouting to the fin, it mostly passes through screw fixed mounting on circuit board 1 to have solved aluminium system fin, be not convenient for carry out the dismouting to it, the dust falls easily on the fin after long-time the use, be not convenient for dismantle the deashing to the fin, make the dust on the fin difficult to clear away totally, the problem of radiating efficiency has been reduced.

The theory of operation, when dismantling base plate 2 and heat dissipation substrate 4, rotatory carousel 18 drives threaded rod 14 rotatory, through threaded rod 14 and riser 13 threaded connection, make threaded rod 14 drive splint 16 lateral shifting and keep away from draw-in groove 15, upward movement connecting rod 12 drives kelly 9 rebound, makes kelly 9 keep away from through-hole 3, the antedisplacement heat dissipation substrate 4 drives base plate 2 antedisplacement, makes base plate 2 keep away from L template 5 to dismantle base plate 2 and heat dissipation substrate 4.

In summary, the following steps: this aluminium system fin convenient to dismouting, through-hole 2, through-hole 3, heat dissipation substrate 4, L template 5, standpipe 6, slot hole 7, first spring 8, kelly 9, limiting plate 10, second spring 11, connecting rod 12, riser 13, threaded rod 14, draw-in groove 15 and splint 16 cooperate, it mostly passes through screw fixed mounting on the circuit board to have solved aluminium system fin, be not convenient for carry out the dismouting to it, the dust falls easily on the long-time back fin of using, be not convenient for dismantle the deashing to the fin, make the dust on the fin difficult to clear away totally, the problem of radiating efficiency has been reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aluminium system fin convenient to dismouting, includes circuit board (1), its characterized in that: the heat dissipation device is characterized in that a base plate (2) is arranged at the top of the circuit board (1), through holes (3) are formed in two sides of the top of the base plate (2), a heat dissipation substrate (4) is fixedly connected to the top of the base plate (2), an L-shaped plate (5) is fixedly connected to two sides of the top of the circuit board (1), a vertical pipe (6) is fixedly connected to the top of the L-shaped plate (5), a long hole (7) is formed in one side, away from the heat dissipation substrate (4), of the vertical pipe (6), a first spring (8) is fixedly connected to the top of an inner cavity of the vertical pipe (6), a clamping rod (9) is fixedly connected to the bottom of the first spring (8), the bottom of the clamping rod (9) penetrates through the L-shaped plate (5) and extends to the inner cavity of the through holes (3), a limiting plate (10) and a second spring (11) are respectively sleeved on the surface of the clamping rod (9) and located between the L-shaped plate (5) and the base plate (2), limiting plate (10) and kelly (9) fixed connection, kelly (9) are close to one side fixedly connected with connecting rod (12) of slot hole (7), the one end that kelly (9) were kept away from in connecting rod (12) runs through slot hole (7) and extends to the outside of slot hole (7), the top fixedly connected with riser (13) of standpipe (6), one side of riser (13) is run through and is provided with threaded rod (14), threaded rod (14) run through riser (13) and with riser (13) threaded connection, draw-in groove (15) have been seted up to one side that heat dissipation substrate (4) are close to threaded rod (14), the one end swing joint of threaded rod (14) has splint (16), one side that threaded rod (14) were kept away from in splint (16) extends to the inner chamber of draw-in groove (15).

2. An aluminum heat sink for easy removal and installation as set forth in claim 1, wherein: the bottom of limiting plate (10) and the top contact of base plate (2), the top of limiting plate (10) and the bottom fixed connection of second spring (11), the top and the L template (5) fixed connection of second spring (11).

3. An aluminum heat sink for easy removal and installation as set forth in claim 1, wherein: one side fixedly connected with guide bar (17) that heat dissipation substrate (4) were kept away from in splint (16), riser (13) are run through and with riser (13) swing joint to the one end that splint (16) were kept away from in guide bar (17).

4. An aluminum heat sink for easy removal and installation as set forth in claim 1, wherein: one side of the clamping plate (16) positioned in the inner cavity of the clamping groove (15) is fixedly connected with an anti-slip pad, and one side of the anti-slip pad far away from the clamping plate (16) is in contact with the inner wall of the clamping groove (15).

5. An aluminum heat sink for easy removal and installation as set forth in claim 1, wherein: one side of the threaded rod (14) far away from the clamping plate (16) is fixedly connected with a rotary table (18), and anti-skidding lines are arranged on the surface of the rotary table (18).