CN220625012U - Heat dissipation area adjustable radiating fin - Google Patents

Abstract

The utility model relates to the field of radiating fins, in particular to an adjustable radiating area type radiating fin. Including the base plate, the surface mounting of base plate has a plurality of heat radiation fins, and a plurality of heat radiation fins evenly distributed is on the base plate, the surface of base plate is equipped with adjusting structure, adjusting structure includes a plurality of recess, and a plurality of the recess is seted up on the base plate, a plurality of two auxiliary grooves have all been seted up to the inner wall in recess, two the inner wall in auxiliary groove all rotates to be connected with the commentaries on classics board, one side fixedly connected with spring of commentaries on classics board, the one end fixedly connected with connecting rod of commentaries on classics board is kept away from to the spring, one side fixedly connected with linking rod of keeping away from the spring of commentaries on classics board, linking rod and base plate rotate to be connected, the arc surface fixedly connected with plectane of linking rod. The radiating fin with the adjustable radiating area has the advantage that radiating fins with different numbers can be conveniently installed and fixed on the substrate to control the radiating area.

Description

Heat dissipation area adjustable radiating fin

Technical Field

The utility model relates to the field of radiating fins, in particular to an adjustable radiating area type radiating fin.

Background

The heat dissipation area adjustable heat dissipation fin is composed of a substrate, heat dissipation fins, accessories and the like, and is common in daily life.

The prior art such as bulletin number is: CN209787700U, a kind of fin, including the radiating body, there are several radiating fins on the said radiating body at intervals of predetermined distance, several said radiating body and said radiating fin are integrated into one piece, there is a heat-resisting layer covering the whole radiating body bottom surface at the bottom of said radiating body, length and width after several radiating fins are arranged at intervals of predetermined distance are smaller than length and width of the said radiating body separately; at least one heat dissipation through groove is arranged in the axial direction of each heat dissipation fin, and a copper powder capillary layer structure is arranged on the inner wall of each heat dissipation through groove. The utility model has the advantage of good heat dissipation effect.

The inventor finds that when the radiating fin is used in daily use, because the radiating fin is installed and fixed in the machine equipment when the radiating fin is used, when the machine equipment works to generate heat, the substrate of the radiating fin absorbs the heat to a plurality of radiating fins on the surface of the substrate, finally the heat on the radiating fins is blown away by a fan, and the radiating area of the radiating fin is controlled by different numbers of the radiating fins on the radiating fin, but the radiating fins on the radiating fin are fixed, and the radiating areas of the radiating fins of the machine equipment with different sizes are required to be matched, and the problem that the radiating fins with different area sizes are required to be prepared to be matched with the machine equipment with different sizes occurs, so that the practicality of the radiating fin is insufficient.

Therefore, it is necessary to provide a new heat dissipation area adjustable heat dissipation fin to solve the above-mentioned technical problems.

Disclosure of Invention

In order to solve the above technical problems, the present utility model provides an adjustable heat dissipation area type heat sink.

The utility model provides an adjustable radiating area type radiating fin, which comprises: the heat radiation fin structure comprises a substrate, wherein a plurality of heat radiation fins are arranged on the surface of the substrate, the heat radiation fins are uniformly distributed on the substrate, an adjusting structure is arranged on the surface of the substrate and comprises a plurality of grooves, the grooves are formed in the substrate, the inner walls of the grooves are provided with two auxiliary grooves, the inner walls of the auxiliary grooves are rotationally connected with a rotating plate, one side of the rotating plate is fixedly connected with a spring, one end of the spring, far away from the rotating plate, of the rotating plate is fixedly connected with a connecting rod, the connecting rod is rotationally connected with the substrate, the circular arc surface of the connecting rod is fixedly connected with a circular plate, the inner wall of the circular plate is in threaded connection with a screw rod, the lower surfaces of the heat radiation fins are fixedly connected with a fixing plate, the fixing plate is matched with the grooves, one side of the fixing plate is provided with a round hole, and the round hole is matched with the connecting rod.

The effects achieved by the components are as follows: when the heat radiation fins are required to be installed and fixed on the base plate, one end of the connecting rod far away from the spring is an inclined plane, the connecting rod is driven to rotate through the rotating connecting rod, the spring and the connecting rod are driven to rotate through the rotating connecting rod, when the direction of the inclined plane of the connecting rod rotates to the position right above, the rotating connecting rod is stopped, then the surface of the base plate is extruded through a screw rod rotating the inner wall of the circular plate to be fixed, then the fixing plate on the lower surface of the heat radiation fins is aligned with a groove on the surface of the base plate to move, when the fixing plate moves to the inclined plane of one end of the connecting rod, the connecting rod is driven to move into the auxiliary groove through the inclined plane of the connecting rod, the spring is driven to compress through the movement of the connecting rod, after the fixing plate moves into place, the connecting rod is driven to automatically retract through the spring to be inserted into round holes on two sides of the fixing plate to be fixed, when the heat radiation fins are required to be detached from the base plate, the rotating connecting rod is driven to rotate through the rotating connecting rod, the connecting rod and the connecting rod is stopped to rotate when the inclined plane of the connecting rod rotates to the inner wall to be extruded to the surface of the base plate, the fixing plate is fixed through the rotating, the connecting rod is driven to move through the screw rod on the inner wall to move the fixing plate to the surface of the fixing plate, and the fixing plate is driven to move through the fixing plate to move inside the fixing plate to the fixing plate.

Preferably, one side of the connecting rod is fixedly connected with a telescopic rod, and the telescopic rod is fixedly connected with the rotating plate.

The effects achieved by the components are as follows: when the movement of the connecting rod drives the compression and the extension of the spring, the spring is sleeved on the arc surface of the telescopic rod to compress and extend, so that the spring can be prevented from deforming in the compression and extension process.

Preferably, one end of the screw is fixedly connected with an auxiliary block, and the section of the auxiliary block is circular.

The effects achieved by the components are as follows: when the surface of the substrate is extruded by rotating the screw rod to be fixed, the auxiliary block can increase the contact area between the screw rod and the surface of the substrate, so that the friction force between the screw rod and the surface of the substrate is increased, and the screw rod extrusion is more stable.

Preferably, one end of the connecting rod, which is far away from the rotating plate, is fixedly connected with a rotating disc.

The effects achieved by the components are as follows: when the connecting rod needs to be rotated, the rotating turntable drives the connecting rod to rotate, so that the operation is convenient and labor-saving.

Preferably, auxiliary structures are arranged on two sides of the substrate, each auxiliary structure comprises two connecting plates, each connecting plate is fixedly connected with the substrate, each connecting plate is rotatably connected with one screw rod on the inner wall of each connecting plate, two reverse threads are formed on the arc surface of each screw rod, a disc is fixedly connected to one end of each screw rod, and two clamping plates are connected with the arc surface of each screw rod in a threaded mode.

The effects achieved by the components are as follows: after a plurality of heat radiation fins are installed and fixed on the substrate, the rotating disc drives the screw rod to rotate, and the rotation of the screw rod drives the two clamping plates to move, so that the two clamping plates move close to or away from each other due to the fact that the arc surface of the screw rod is provided with two reverse threads, and two sides of the upper ends of the plurality of heat radiation fins are extruded and fixed through the movement of the two clamping plates close to each other.

Preferably, one side of the two connecting plates, which are close to each other, is fixedly connected with the same limiting rod, and the limiting rod is in sliding connection with the clamping plate.

The effects achieved by the components are as follows: when the screw rod is rotated to drive the two clamping plates to move, the limiting rod can prevent the two clamping plates from deflecting in the moving process.

Preferably, two sides of the clamping plates, which are close to each other, are fixedly connected with protection pads, and the protection pads are rubber pads.

The effects achieved by the components are as follows: the screw rod is rotated to drive the two clamping plates to move, and when the two clamping plates move to extrude and fix the two sides of the upper ends of the plurality of radiating fins on the surface of the substrate, the protection pad can prevent the two clamping plates from collision damage to the radiating fins when extruding and fixing the two sides of the upper ends of the plurality of radiating fins.

Compared with the related art, the heat dissipation area adjustable heat dissipation plate provided by the utility model has the following beneficial effects:

the utility model provides an adjustable radiating area type radiating fin, when needing to fix a radiating fin on a base plate, one end of a connecting rod far away from a spring is an inclined plane, a rotary turntable drives a connecting rod to rotate, a rotary plate is driven to rotate through the rotation of the connecting rod, the spring and the connecting rod are driven to rotate through the rotation of the rotary plate, the rotary turntable is stopped when the inclined plane direction of the connecting rod rotates to be right above, then the surface of the base plate is extruded by a screw rod rotating the inner wall of a circular plate to be fixed, one end of the screw rod is fixed with an auxiliary block, the auxiliary block can increase the contact area between the screw rod and the surface of the base plate so as to increase the friction force between the screw rod and the base plate, the screw rod is extruded and fixed more stably, then a fixing plate on the lower surface of the radiating fin is aligned with a groove on the surface of the base plate to move, when the fixing plate moves to the inclined plane at one end of the connecting rod, the inclined surface of the movable extrusion connecting rod of the fixed plate drives the connecting rod to move into the auxiliary groove, the movement of the connecting rod drives the compression of the spring, the spring is sleeved on the arc surface of the telescopic rod to compress and stretch, the spring can be prevented from deforming in the compression and stretching process, after the fixed plate moves in place, the spring is automatically retracted to drive the connecting rod to automatically retract and insert into round holes on two sides of the fixed plate to fix, when the radiating fins are required to be detached from the base plate, the rotating rod drives the rotating plate to rotate, the rotating rod drives the spring and the connecting rod to rotate through the rotating rod, the inclined surface of the connecting rod stops rotating when rotating to the right below, then the screw rod rotating the inner wall of the circular plate extrudes the surface of the base plate to fix, the radiating fins are pulled to drive the connecting rod to move into the auxiliary groove through the inclined surface of the movable extrusion connecting rod of the fixed plate, the connecting rod is driven to slowly move out of the round hole through the movement of the fixing plate to release the fixing, so that the fixing plate can be taken out of the groove, and the effect of conveniently installing and fixing the radiating fins on the substrate and controlling the radiating area by installing the radiating fins with different numbers is achieved through the arrangement of the adjusting structure.

When a plurality of heat radiation fins are installed and fixed behind the base plate, drive the rotation of lead screw through rotating the disc, drive the removal of two splint through the rotation of lead screw, two splint are simultaneously in the round surface of gag lever post and slide, and the gag lever post can prevent that two splint from taking place to deflect at the in-process that removes, because two reverse screw threads have been seted up to the round surface of lead screw, two splint are being close to each other or moving away from each other, and the both sides of a plurality of heat radiation fins upper end are extruded fixedly through the removal that two splint are close to each other, and one side that two splint are close to each other all is fixed with the protection pad, and the protection pad can prevent that two splint from carrying out extrusion fixedly to heat radiation fins's upper end both sides from causing collision damage to heat radiation fins, through setting up auxiliary structure, has reached and can extrude the upper end both sides of a plurality of heat radiation fins fixed, the upper end wobbling effect of a plurality of heat radiation fins during operation has been avoided.

Drawings

FIG. 1 is a schematic diagram of a heat dissipation area adjustable heat dissipation plate according to the present utility model;

FIG. 2 is a schematic structural view of the adjustment structure shown in FIG. 1;

FIG. 3 is an enlarged view of the portion A shown in FIG. 2;

fig. 4 is a schematic structural view of the auxiliary structure shown in fig. 1.

Reference numerals in the drawings: 1. a substrate; 2. a heat radiation fin; 3. an adjustment structure; 301. a groove; 302. an auxiliary groove; 303. a rotating plate; 304. a spring; 305. a connecting rod; 306. a connecting rod; 307. a circular plate; 308. a screw; 309. a fixing plate; 310. a round hole; 311. a turntable; 312. an auxiliary block; 313. a telescopic rod; 4. an auxiliary structure; 41. a connecting plate; 42. a screw rod; 43. a disc; 44. a clamping plate; 45. a limit rod; 46. and a protective pad.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 4, an adjustable heat dissipation area type heat dissipation fin according to an embodiment of the present utility model includes: the heat dissipation device comprises a substrate 1, wherein a plurality of heat dissipation fins 2 are arranged on the surface of the substrate 1, the plurality of heat dissipation fins 2 are uniformly distributed on the substrate 1, an adjusting structure 3 is arranged on the surface of the substrate 1, and auxiliary structures 4 are arranged on two sides of the substrate 1.

In the embodiment of the present utility model, referring to fig. 2 and 3, the adjusting structure 3 includes a plurality of grooves 301, the plurality of grooves 301 are formed on the substrate 1, two auxiliary grooves 302 are formed on the inner walls of the plurality of grooves 301, the rotating plate 303 is rotatably connected to the inner walls of the two auxiliary grooves 302, a spring 304 is fixedly connected to one side of the rotating plate 303, a connecting rod 305 is fixedly connected to one end of the spring 304 away from the rotating plate 303, a connecting rod 306 is fixedly connected to one side of the rotating plate 303 away from the spring 304, the connecting rod 306 is rotatably connected with the substrate 1, a circular arc surface of the connecting rod 306 is fixedly connected with a circular plate 307, a screw 308 is connected to the inner wall of the circular plate 307 in a threaded manner, a fixing plate 309 is fixedly connected to the lower surfaces of the plurality of heat dissipation fins 2, the fixing plate 309 is matched with the grooves 301, a circular hole 310 is formed on one side of the fixing plate 309, and the connecting rod 305 is matched, when the heat radiation fin 2 is required to be installed and fixed on the base plate 1, one end of the connecting rod 305 far away from the spring 304 is inclined, the rotating plate 303 is driven to rotate by rotating the connecting rod 306, the spring 304 and the connecting rod 305 are driven to rotate by rotating the rotating plate 303, when the inclined surface direction of the connecting rod 305 rotates to be right above, the rotating connecting rod 306 is stopped, then the surface of the base plate 1 is extruded by the screw 308 rotating the inner wall of the circular plate 307 to be fixed, then the fixing plate 309 on the lower surface of the heat radiation fin 2 is aligned with the groove 301 on the surface of the base plate 1 to move, when the fixing plate 309 moves to the inclined surface of one end of the connecting rod 305, the connecting rod 305 is driven to move into the auxiliary groove 302 by the inclined surface of the connecting rod 305 through the movement of the fixing plate 309, the compression of the spring 304 is driven by the movement of the connecting rod 305, after the fixing plate 309 moves in place, the connecting rod 305 is automatically retracted by the spring 304 to be driven to automatically retract and inserted into the round holes 310 at the two sides of the fixing plate 309 to be fixed, when the radiating fins 2 are required to be detached from the base plate 1, the connecting rod 306 is rotated to drive the rotating plate 303 to rotate, the spring 304 and the connecting rod 305 are driven to rotate by the rotation of the rotating plate 303, the inclined surface of the connecting rod 305 stops rotating when rotating to the right lower side, then the surface of the base plate 1 is extruded by the screw 308 rotating the inner wall of the circular plate 307 to be fixed, the radiating fins 2 is pulled to drive the fixing plate 309 to move, the inclined surface of the connecting rod 305 is extruded to drive the connecting rod 305 to move into the auxiliary groove 302 by the movement of the fixing plate 309, the connecting rod 305 is slowly moved out of the round holes 310 to be released from the fixing by the movement of the fixing plate 309, thereby the fixing plate 309 can be taken out from the groove 301, one side of the connecting rod 305 is fixedly connected with the telescopic rod 313, the telescopic rod 313 is fixedly connected with the rotating plate 303, when the compression and the extension of the spring 304 are driven by the movement of the connecting rod 305, the spring 304 is sleeved on the arc surface of the telescopic rod 313 to compress and extend, the spring 304 can be prevented from deforming in the compression and the extension process, one end of the screw rod 308 is fixedly connected with the auxiliary block 312, the section of the auxiliary block 312 is circular, when the surface of the substrate 1 is extruded by the rotating screw rod 308 to be fixed, the contact area between the screw rod 308 and the surface of the substrate 1 can be increased by the auxiliary block 312, the friction force between the screw rod 308 and the surface of the substrate 1 is increased, the screw rod 308 is extruded and fixed more stably, the rotating disc 311 is fixedly connected with one end of the connecting rod 306 far away from the rotating plate 303, and when the connecting rod 306 is required to be rotated, the rotating disc 311 is used for driving the rotation of the connecting rod 306, so that the operation is convenient and labor-saving;

in the embodiment of the utility model, referring to fig. 4, the auxiliary structure 4 comprises two connecting plates 41, the two connecting plates 41 are fixedly connected with the base plate 1, the inner walls of the two connecting plates 41 are rotationally connected with a same screw rod 42, the circular arc surface of the screw rod 42 is provided with two reverse threads, one end of the screw rod 42 is fixedly connected with a disc 43, the circular arc surface of the screw rod 42 is in threaded connection with two clamping plates 44, when a plurality of heat radiation fins 2 are fixedly arranged and fixed on the base plate 1, the screw rod 42 is driven to rotate through the rotating disc 43, the two clamping plates 44 are driven to move through the rotation of the screw rod 42, because the circular arc surface of the screw rod 42 is provided with two reverse threads, the two clamping plates 44 are moved close to each other or away from each other, two sides of the upper ends of the plurality of heat radiation fins 2 are extruded and fixed through the two clamping plates 44, one side of the two connecting plates 41 close to each other is fixedly connected with a same limiting rod 45, the limiting rod 45 is in sliding connection with the clamping plates 44, when the screw rod 42 drives the two clamping plates 44 to move, the two clamping plates 44 are prevented from deflecting in the moving process, the two sides of the two clamping plates are fixedly connected with two protection pads 46 through the two clamping plates 2, and the two protection pads are extruded by the two protection pads 46 are prevented from being damaged when the two side surfaces of the two protection pads 46 are pressed by the two protection pads 2 are pressed by the two side and the two protection pads 2;

the utility model provides a heat dissipation area adjustable heat dissipation fin, which has the following working principle: when the heat radiation fin 2 is required to be installed and fixed on the base plate 1, one end of the connecting rod 305 far away from the spring 304 is inclined, the rotation of the connecting rod 306 is driven by the rotation of the connecting rod 311, the rotation of the rotating plate 303 is driven by the rotation of the connecting rod 306, the rotation of the spring 304 and the connecting rod 305 is driven by the rotation of the rotating plate 303, the rotation of the rotating plate 311 is stopped when the inclined surface direction of the connecting rod 305 rotates right above, then the surface of the base plate 1 is pressed and fixed by the screw 308 rotating the inner wall of the circular plate 307, one end of the screw 308 is fixed with the auxiliary block 312, the auxiliary block 312 can increase the contact area between the screw 308 and the surface of the base plate 1 so as to increase the friction force between the screw 308 and the base plate 1, the screw 308 is pressed and fixed more stably, then the fixing plate 309 on the lower surface of the heat radiation fin 2 is aligned with the groove 301 on the surface of the base plate 1, when the fixing plate 309 moves to the inclined surface of one end of the connecting rod 305, the inclined surface of the connecting rod 305 is extruded through the movement of the fixing plate 309 to drive the connecting rod 305 to move into the auxiliary groove 302, the movement of the connecting rod 305 drives the compression of the spring 304, the spring 304 is sleeved on the arc surface of the telescopic rod 313 to compress and stretch, so that the spring 304 can be prevented from deforming in the compression and stretching process, when the fixing plate 309 moves in place, the connecting rod 305 is automatically retracted through the spring 304 to be driven to automatically retract and inserted into round holes 310 at two sides of the fixing plate 309 to be fixed, when the radiating fin 2 is required to be detached from the base plate 1, the rotating plate 303 is driven to rotate through the rotating connecting rod 306, the spring 304 and the connecting rod 305 are driven to rotate through the rotation of the rotating plate 303, the rotation is stopped when the inclined surface of the connecting rod 305 rotates to the right below, then the surface of the base plate 1 is extruded through a screw 308 rotating the inner wall of the circular plate 307 to be fixed, the fixing plate 309 can be taken out from the groove 301 by pulling the heat radiation fins 2 to drive the fixing plate 309 to move, the inclined surface of the connecting rod 305 is extruded to drive the connecting rod 305 to move into the auxiliary groove 302 by the movement of the fixing plate 309, the connecting rod 305 is slowly moved out of the round hole 310 to release the fixing by the movement of the fixing plate 309, and the effect of conveniently installing and fixing the heat radiation fins 2 on the substrate 1 by arranging the adjusting structure 3 is achieved, and the heat radiation area is controlled by installing different numbers of the heat radiation fins 2.

After a plurality of heat radiation fins 2 are installed and fixed on the base plate 1, the rotating disc 43 drives the screw rod 42 to rotate, the screw rod 42 rotates to drive the two clamping plates 44 to move, meanwhile, the two clamping plates 44 slide on the arc surface of the limiting rod 45, the limiting rod 45 can prevent the two clamping plates 44 from deflecting in the moving process, because the arc surface of the screw rod 42 is provided with two reverse threads, the two clamping plates 44 move close to or far away from each other, two sides of the upper ends of the plurality of heat radiation fins 2 are extruded and fixed through the movement of the two clamping plates 44 close to each other, the protection pads 46 are fixed on one sides of the two clamping plates 44 close to each other, the protection pads 46 can prevent the two clamping plates 44 from collision damage to the heat radiation fins 2 when the two sides of the upper ends of the plurality of heat radiation fins 2 are extruded and fixed, and the effect of preventing the upper ends of the plurality of heat radiation fins 2 from shaking when the plurality of heat radiation fins 2 work is achieved through the auxiliary structure 4.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. An adjustable heat dissipation area type heat dissipation fin, comprising: the base plate (1), the surface mounting of base plate (1) has a plurality of fin (2), a plurality of fin (2) evenly distributed is on base plate (1), the surface of base plate (1) is equipped with regulation structure (3), regulation structure (3) include a plurality of recess (301), a plurality of recess (301) are seted up on base plate (1), a plurality of two auxiliary tank (302) have all been seted up to the inner wall of recess (301), two the inner wall of auxiliary tank (302) all rotates and is connected with rotatory board (303), one side fixedly connected with spring (304) of rotatory board (303), one end fixedly connected with connecting rod (305) of rotatory board (303) are kept away from to spring (304), one side fixedly connected with adapter rod (306) of rotatory board (303) is kept away from spring (304), adapter rod (306) and base plate (1) rotate and are connected, the circular arc face fixedly connected with plectane (307) of adapter rod (306), the inner wall threaded connection of plectane (307) has screw (308), a plurality of fin (2) are all connected with round hole (309) under the fixed surface of rotatory board (309), the round hole (310) is matched with the connecting rod (305).

2. The heat dissipation area adjustable type heat sink according to claim 1, wherein a telescopic rod (313) is fixedly connected to one side of the connecting rod (305), and the telescopic rod (313) is fixedly connected to the rotating plate (303).

3. The heat dissipation area adjustable type heat dissipation fin as set forth in claim 1, wherein an auxiliary block (312) is fixedly connected to one end of the screw (308), and a cross section of the auxiliary block (312) is circular.

4. An adjustable heat dissipation area type heat sink according to claim 1, wherein a turntable (311) is fixedly connected to an end of the engagement rod (306) remote from the swivel plate (303).

5. The heat dissipation area adjustable type heat sink according to claim 1, wherein auxiliary structures (4) are arranged on two sides of the base plate (1), the auxiliary structures (4) comprise two connecting plates (41), the two connecting plates (41) are fixedly connected with the base plate (1), the same screw rod (42) is rotatably connected to the inner walls of the two connecting plates (41), two reverse threads are formed on the circular arc surface of the screw rod (42), a disc (43) is fixedly connected to one end of the screw rod (42), and two clamping plates (44) are in threaded connection with the circular arc surface of the screw rod (42).

6. An adjustable heat radiating area type heat radiating fin according to claim 5, wherein the same limit rod (45) is fixedly connected to one side of the two connecting plates (41) close to each other, and the limit rod (45) is slidably connected to the clamping plate (44).

7. The heat dissipation area adjustable type heat sink as recited in claim 5, wherein a protection pad (46) is fixedly connected to one side of each of the two clamping plates (44) close to each other, and the protection pad (46) is a rubber pad.