CN114206077A - Riveting method of radiating fins and efficient radiating fin module - Google Patents

Abstract

The invention is suitable for the technical field of heat dissipation, and provides a riveting method of heat dissipation fins and a high-efficiency heat dissipation fin module, which comprise the following steps: a base plate, a standing groove has been seted up at the top of base plate, just two recesses have all been seted up on the both sides wall that the base plate symmetry set up, the bottom of base plate still sets up a plurality of riveting boards along its width direction interval in proper order, equidistant, every adjacent two that set up be formed with a riveting groove between the riveting board, and a plurality of the heat radiation fins that riveting groove quantity is unanimous, through set up the extension board in the both sides of base plate, the cooperation of extension piece and recess makes the staff can adjust the interval between two extension boards and the base plate according to heat radiation fins's actual size through the extension board, and then, presss from both sides tightly heat radiation fins's both ends through articulated turnover plate on the extension board, and simultaneously, the staff inserts heat radiation fins's top in the riveting inslot that corresponds for closely laminate between heat radiation fins's top and the heat-conducting plate.

Description

Riveting method of radiating fins and efficient radiating fin module

Technical Field

The invention belongs to the technical field of heat dissipation, and particularly relates to a riveting method of heat dissipation fins and an efficient heat dissipation fin module.

Background

The heat dissipation fins, also called heat dissipation fins, usually use metal with good thermal conductivity, light weight and easy processing to adhere to the heat generation surface, and use a composite heat exchange mode to dissipate heat. The type is usually planar or straight contact.

With the development of the electronic industry, the working speed of electronic components is gradually increased, and accordingly, the generated heat is increased, so that the heat generated by the electronic components needs to be discharged as soon as possible in order to enable the electronic components to operate at a high speed, otherwise, the electronic components cannot work normally and even can be burnt at a high temperature.

The existing fastening and matching connection mode of the radiating fins and the heat conducting plate is complex in structure, difficult to process and not beneficial to cost control, or a special mold and a jig are required to be customized in the production process, the production cost is increased, and the yield is low.

Disclosure of Invention

The invention provides a riveting method of radiating fins and a high-efficiency radiating fin module, aiming at solving the problems mentioned in the background technology.

The invention is realized in this way, a method for riveting heat dissipation fins includes:

the method comprises the following steps: taking a base plate, wherein a placing groove is arranged at the top of the base plate, a plurality of riveting plates are sequentially arranged at intervals and equal intervals at the bottom of the base plate along the width direction of the base plate, a riveting groove communicated with the placing groove is formed between every two adjacent riveting plates,

step two: taking a plurality of heat dissipation fins with the same number as the riveting grooves, wherein the top ends of the heat dissipation fins are respectively inserted into the corresponding riveting grooves to drive the tops of the heat dissipation fins to be level with the bottom of the placing groove,

step three: taking a heat conducting plate, wherein the heat conducting plate is embedded into the placing groove, and the bottom of the heat conducting plate is tightly attached to the tops of the plurality of radiating fins.

Preferably, the method further comprises the following steps:

step four, a groove is respectively arranged at the two end parts of the two side walls symmetrically arranged on the substrate, and,

step five: extension plates are respectively arranged at two sides of the base plate, wherein, an end surface of each extension plate close to the base plate is provided with extension blocks which can be connected with the interior of the extension plate in a sliding way corresponding to the two grooves,

step six: and one end of each of the two extending plates, which is far away from the extending plate, is hinged with a turnover plate which can be turned over downwards, wherein a plurality of convex blocks are sequentially arranged on one end surface of each of the two turnover plates along the length direction of the turnover plate, and a slot which can contain the end part of each radiating fin is formed between every two adjacent convex blocks.

Preferably, the heat conducting plate is made of steel or copper, and the height of the heat conducting plate is at least not lower than that of the placing groove.

An efficient heat sink module, comprising: a base plate, the top of the base plate is provided with a placing groove, two grooves are respectively arranged on two side walls symmetrically arranged on the base plate, a plurality of riveting plates are sequentially arranged at intervals along the width direction of the base plate at equal intervals at the bottom of the base plate, a riveting groove is formed between every two adjacent riveting plates, a plurality of radiating fins with the same number of the riveting grooves are arranged, the top end of each radiating fin is clamped and connected in the corresponding riveting groove, a heat conducting plate is embedded and fixed in the placing groove, the bottom of each radiating fin is abutted against the top of the plurality of radiating fins, two extending plates are respectively arranged on one side of the base plate with the grooves, each extending plate is provided with two extending blocks extending to the corresponding grooves, two folding plates are hinged, and one end far away from the two extending plates is hinged with a folding plate, a plurality of lugs are sequentially arranged on one end face of each of the two turnover plates at intervals and equal intervals along the width direction of the turnover plate, and a slot capable of containing one end part of the radiating fin is formed between every two adjacent lugs.

Preferably, an elastic pad is attached to the inside of each slot, and the heat dissipation fins are clamped and fixed by the two elastic pads symmetrically arranged on the two turnover plates.

Preferably, the number of the insertion grooves on each flap plate is equal to the number of the riveting grooves.

Preferably, the extension block includes: the rod part is positioned in the groove, the rod part extends out of the groove and is fixedly connected with the corresponding extension plate, a boss is fixedly mounted at one end part of the rod part, which is far away from the extension plate, and a return spring sleeved on the outer wall of the rod part is fixedly connected between the boss and the groove.

Preferably, a hinge is arranged between each turnover plate and the corresponding extension plate, and each hinge is provided with a damper.

Preferably, a plurality of riveting board, riveting groove and base plate between integrated into one piece, and a plurality of lug, slot all with correspond turn over between the flap board integrated into one piece.

Compared with the prior art, the invention has the beneficial effects that: the invention relates to a riveting method of a radiating fin and a high-efficiency radiating fin module, which comprises the following steps:

the extension plates are arranged on two sides of the base plate, the extension plates enable workers to adjust the distance between the two extension plates and the base plate according to the actual size of the radiating fins through the cooperation of the extension blocks and the grooves, then the two ends of the radiating fins are clamped through the hinged turnover plates on the extension plates, meanwhile, the workers insert the tops of the radiating fins into the corresponding riveting grooves, the tops of the radiating fins are enabled to be tightly attached to the heat conducting plate, radiating area is effectively increased, and radiating efficiency is guaranteed.

The turnover plate and the extension plate are hinged with each other through a hinge with damping, and the turnover plate can be effectively prevented from deforming and displacing after being turned to a preset position, so that the side end of the radiating fin is effectively stably clamped.

Through the arrangement of the extension plate and the turnover plate, the device can be suitable for radiating fins of various sizes and models, the application range of the device is enlarged, and better use experience is brought to workers.

Drawings

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mounting structure of the present invention (with the heat sink fins shown);

FIG. 3 is a schematic view of the mounting structure of the substrate and the heat sink fins of the present invention;

FIG. 4 is a schematic view of one of the side flaps of the present invention;

FIG. 5 is an enlarged view of a portion of the structure at A in FIG. 4 according to the present invention;

FIG. 6 is a front cross-sectional view of a substrate in accordance with the present invention;

FIG. 7 is a flowchart of the riveting step of the present invention;

in the figure:

1. a substrate; 11. a placement groove; 12. riveting a plywood; 13. riveting the groove; 14. a groove;

2. heat dissipation fins;

3. a heat conducting plate;

4. an extension plate; 41. an extension block; 411. a rod portion; 412. a boss; 413. a return spring;

5. turning the folded plate; 51. a bump; 52. a slot; 53. an elastic pad.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 7, the present invention provides a method for riveting heat dissipation fins, including:

the method comprises the following steps: taking a base plate 1, wherein a placing groove 11 is formed in the top of the base plate 1, a plurality of riveting plates 12 are sequentially arranged at intervals and equal intervals at the bottom of the base plate 1 along the width direction of the base plate, and a riveting groove 13 communicated with the placing groove 11 is formed between every two adjacent riveting plates 12;

step two: taking the heat dissipation fins 2 with the same number as the plurality of riveting grooves 13, wherein the top ends of the plurality of heat dissipation fins 2 are respectively inserted into the corresponding riveting grooves 13, and driving the tops of the plurality of heat dissipation fins 2 to be level with the bottom of the placing groove 11;

step three: a heat conductive plate 3 is taken, wherein the heat conductive plate 3 is embedded into the placing groove 11, and the bottom of the heat conductive plate 3 and the tops of the plurality of heat radiation fins 2 are closely attached.

Step four, forming a groove 14 at the two end parts of the two symmetrically arranged side walls of the substrate 1;

step five: extension plates 4 are respectively arranged at two sides of the substrate 1, wherein an end surface of each extension plate 4 close to the substrate 1 is provided with extension blocks 41 which can be slidably connected inside the corresponding two grooves 14;

step six: the end of the two extending plates 4 away from each other is hinged with a folding plate 5 which can be folded downwards, wherein a plurality of bumps 51 are sequentially arranged on one end surface of the two folding plates 5 along the length direction of the two folding plates, and a slot 52 which can contain the end part of the heat dissipation fin 2 is formed between every two adjacent bumps 51.

Specifically, in this embodiment, firstly, a worker takes a base plate 1, and sets a placing groove 11 capable of accommodating a heat conducting plate 3 at the top thereof, then, the worker embeds and fixes the heat conducting plate 3 in the placing groove 11, and further, the worker sets a plurality of riveting plates 12 at the bottom of the base plate 1, and sets a riveting groove 13 between two adjacent riveting plates 12, further, the worker symmetrically sets two grooves 14 communicated to the inside of the base plate 1 on two symmetrically set side walls of the base plate 1, wherein, each groove 14 is slidably connected with an extending block 41, extending plates 4 fixedly connected with two corresponding extending blocks 41 are respectively arranged on two sides of the base plate 1, and a turning plate 5 is hinged on one end portion of the extending plate 4 through a hinge with damping, and after the two turning plates 5 are turned downwards, a plurality of bumps 51 are arranged on the end surfaces close to each other, a slot 52 is formed between every two adjacent bumps 51, and finally, a worker inserts the top of the heat dissipation fin 2 into the corresponding riveting slot 13 in a riveting manner, and pulls the extension plate 4 to make the two folded plates 5 respectively located at the two ends of the heat dissipation fin 2, and the two ends of the heat dissipation fin 2 are clamped into the corresponding slots 52, so that the folded plates 5 are ensured to clamp and fix the two ends of the heat dissipation fin 2.

Referring to fig. 1-6, a base plate 1, a placement groove 11 is formed at the top of the base plate 1, a plurality of riveting plates 12 are sequentially arranged at intervals and at equal intervals along the width direction at the bottom of the base plate 1, a riveting groove 13 is formed between every two adjacent riveting plates 12, and a plurality of heat dissipation fins 2 with the same number as the riveting grooves 13 are formed, the top end of each heat dissipation fin 2 is connected in the corresponding riveting groove 13 in a clamping manner, a heat conduction plate 3 is fixedly embedded in the placement groove 11, the bottom of the heat conduction plate is abutted against the tops of the plurality of heat dissipation fins 2, the heat conduction plate 3 is made of steel or copper, and the height of the heat conduction plate 3 is at least not lower than the height of the placement groove 11.

Specifically, in this embodiment, first, the worker opens the placing groove 11 on the top of the base plate 1, and the heat conducting plate 3 is embedded and fixed in the placing groove 11, preferably, the size of the heat conducting plate 3 is consistent with that of the placing groove 11, furthermore, the heat conducting plate 3 can be effectively prevented from moving in the placing groove 11, and at the same time, the contact area between the heat conducting plate and the plurality of radiating fins 2 can be enhanced, the radiating efficiency is accelerated, and then, a plurality of riveting plates 12 are arranged at the bottom of the base plate 1 along the width direction thereof according to the actual requirements of workers, and a riveting groove 13 is formed between every two adjacent riveting plates 12, the worker inserts the top of the heat dissipation fin 2 into the corresponding riveting groove 13, and the heat conducting plate is abutted against the bottom of the heat conducting plate 3, so that the heat on the heat conducting plate 3 can be effectively absorbed and dissipated.

It should be noted that the specific size of the riveting plate 12 can be customized according to the requirement of the worker, and the distance between the riveting grooves 13 is equal to the size of the heat dissipation fins 2, so that the heat dissipation fins 2 can be effectively prevented from falling out of the riveting grooves 13 during installation.

As a preferable scheme in this embodiment, the height of the heat conducting plate 3 is higher than that of the placing groove 11, so that the heat conducting plate 3 partially extends out of the placing groove 11, and can be better contacted with an external heat source, and here, the heat conducting plate 3 is preferably made of steel or copper, and as the heat conducting plate has better heat conducting performance, heat can be better transferred, and the heat dissipation efficiency is accelerated.

Referring to fig. 1-6, two grooves 14 and two extension plates 4 are disposed on two opposite side walls of the substrate 1, the two extension plates 4 are respectively disposed on one side of the substrate 1 having the grooves 14, each extension plate 4 has two extension blocks 41 extending into the corresponding groove 14, and each extension block 41 includes: a rod part 411 positioned in the groove 14, wherein the rod part 411 partially extends out of the groove 14 and is fixedly connected with the corresponding extension plate 4; a boss 412 is fixedly installed on one end part of the rod part 411 far away from the extension plate 4, wherein a reset spring 413 sleeved on the outer wall of the rod part 411 is fixedly connected between the boss 412 and the groove 14, two folding plates 5 are provided, one end of each of the two extension plates 4 far away from is hinged with one folding plate 5, wherein a plurality of convex blocks 51 are sequentially arranged on one end surface of each of the two folding plates 5 at intervals along the width direction, the convex blocks 51 are arranged at equal intervals, a slot 52 capable of containing one end part of the heat dissipation fin 2 is formed between every two adjacent convex blocks 51, an elastic pad 53 is attached to the inside of each slot 52, and the heat dissipation fin 2 is clamped and fixed through the two elastic pads 53 symmetrically arranged on the two folding plates 5.

Specifically, two grooves 14 are respectively formed on two side walls symmetrically arranged on the base plate 1, wherein two extension plates 4 are further arranged on two sides of the base plate 1, two extension blocks 41 positioned on each side of the base plate 1 are fixedly connected with one of the extension plates 4, in the embodiment, each extension block 41 comprises a rod part 411 which is slidably connected in the corresponding groove 14, a boss 412 is fixedly installed at one end of the rod part 411 positioned in the corresponding groove 14, a return spring 413 is sleeved on the outer wall of the rod part 411 between the boss 412 and the opening end of the corresponding groove 14, further, when a worker needs to adjust the size of the two extension plates 4, the two extension plates 4 are firstly pulled to move in the direction away from the base plate 1, at the moment, the turnover plates 5 which are clean with the extension plates 4 also move along with the movement, and then, after reaching the preset positions (namely after reaching the positions at two ends of the heat dissipation fins 2), the worker turns the two turnover plates 5 downwards, so that a U-shaped structure is formed between the two folded plates 5 and the substrate 1, a slot 52 is correspondingly arranged on each of the two sides of each riveting slot 13, and finally, the worker rivets and inserts the heat dissipation fins 2 into the corresponding positions to complete the installation of the heat dissipation fins 2.

It should be noted that, a hinge is arranged between each turning plate 5 and the corresponding extending plate 4, and each hinge is provided with a damping, so that the turning plates 5 can be effectively prevented from deforming and displacing after being turned to the preset position, and stable clamping of the side ends of the heat dissipation fins 2 is effectively ensured.

As a preferable scheme of the present embodiment, an elastic pad 53 is disposed in each slot 52, and the size of the elastic pad 53 does not exceed the length of the slot 52, so that the side end of the heat sink fin 2 can be protected by the elastic pad 53, and the heat sink fin is prevented from being damaged in the slot 52.

In some embodiments, it is preferable that the turnover plate 5 is made of a material having high heat conduction/dissipation capability, so as to further enhance the heat dissipation efficiency of the heat dissipation fin 2.

Referring to fig. 1 to 6, as a preferred embodiment of the present invention, the number of the plurality of slots 52 on each flap 5 is equal to the number of the plurality of riveting grooves 13, the plurality of riveting plates 12, the riveting grooves 13 and the base plate 1 are integrally formed, and the plurality of bumps 51, the plurality of slots 52 and the corresponding flap 5 are integrally formed.

Specifically, riveting groove 13, integrated into one piece's effect lies in can its structural strength of effectual reinforcing between riveting board 12 and the base plate 1, take place to damage when avoiding follow-up use, lug 51, adopt integrated into one piece between slot 52 and the board 5 that turns over, can effectually guarantee to stabilize to press from both sides tight heat radiation fins 2, avoid its later stage pine to take off when using to appear, preferably, riveting groove 13 and slot 52's quantity is unanimous, can effectually guarantee to install required heat radiation fins 2, it takes place to place the condition that heat radiation fins 2 installation is not in place to appear.

The working principle and the using process of the invention are as follows: after the invention is installed:

the method comprises the following steps: a heat conducting plate 3 is arranged in a placing groove 11 formed in the top of the base plate 1;

step two: pulling the extension plates 4 at the two sides to a preset position to enable the turnover plates 5 to move to the end positions of the heat dissipation fins 2, and then, downwards turning over the turnover plates 5 to enable the space between the two turnover plates 5 to be equal to the length of the heat dissipation fins 2;

step three: the heat dissipation fins 2 are inserted into the U-shaped structure formed between the turnover plate 5 and the base plate 1, so that the two ends of the heat dissipation fins 2 are embedded into the corresponding slots 52, and meanwhile, the top ends of the heat dissipation fins 2 are inserted into the riveting grooves 13 and abut against the bottom of the heat conduction plate 3, so that the heat of the heat conduction plate 3 is absorbed and dissipated by the heat dissipation fins 2.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. A method for riveting a heat dissipation fin is characterized by comprising the following steps:

the method comprises the following steps: taking a substrate (1),

the riveting device comprises a base plate (1), a plurality of riveting plates (12), a plurality of riveting grooves (13) and a plurality of riveting plates, wherein the base plate (1) is provided with a placing groove (11) at the top, the riveting plates (12) are sequentially arranged at intervals and equal intervals at the bottom along the width direction of the base plate (1), and the riveting groove (13) communicated with the placing groove (11) is formed between every two adjacent riveting plates (12);

step two: taking a plurality of heat dissipation fins (2) with the same number as the riveting grooves (13),

the top ends of the plurality of radiating fins (2) are respectively inserted into the corresponding riveting grooves (13), and the tops of the plurality of radiating fins (2) are driven to be flush with the bottom of the placing groove (11);

step three: a heat-conducting plate (3) is taken,

the heat conducting plate (3) is embedded into the placing groove (11), and the bottom of the heat conducting plate (3) is closely attached to the tops of the plurality of radiating fins (2).

2. The method of claim 1, further comprising:

step four, forming a groove (14) at two end parts of two symmetrically arranged side walls of the substrate (1); and the number of the first and second groups,

step five: extension plates (4) are respectively arranged at two sides of the base plate (1),

one end face, close to the base plate (1), of each extension plate (4) is provided with extension blocks (41) which can be connected to the interior of the extension plate in a sliding mode, corresponding to the two grooves (14);

step six: one end of each of the two extending plates (4) far away from each other is hinged with a turnover plate (5) which can be turned over downwards,

a plurality of bumps (51) are sequentially arranged on one end surface of each of the two turnover plates (5) along the length direction of the turnover plate, and a slot (52) capable of accommodating the end part of the heat dissipation fin (2) is formed between every two adjacent bumps (51).

3. A method for riveting radiator fins according to claim 1, wherein the material of the heat-conducting plate (3) is steel or copper, and the height of the heat-conducting plate (3) is at least not lower than the height of the placing slot (11).

4. A high-efficient radiator fin module, its characterized in that includes:

the riveting device comprises a base plate (1), wherein a placing groove (11) is formed in the top of the base plate (1), two grooves (14) are formed in two side walls of the base plate (1) which are symmetrically arranged, a plurality of riveting plates (12) are sequentially arranged at intervals and at equal intervals along the width direction of the base plate (1) at the bottom of the base plate (1), and a riveting groove (13) is formed between every two adjacent riveting plates (12);

the number of the heat dissipation fins (2) is the same as that of the riveting grooves (13), and the top end of each heat dissipation fin (2) is connected in the corresponding riveting groove (13) in a clamping manner;

the heat conducting plate (3) is embedded and fixed in the placing groove (11), and the bottom of the heat conducting plate is abutted with the tops of the plurality of heat radiating fins (2);

the two extension plates (4) are respectively positioned on one side of the base plate (1) with the groove (14), and each extension plate (4) is provided with two extension blocks (41) extending into the corresponding groove (14);

two turn over folded plate (5), two it all articulates on the one end that extension board (4) kept away from mutually has one and turns over folded plate (5), wherein, two all follow its width direction in proper order interval, equidistant setting a plurality of lugs (51) on the terminal surface of turn over folded plate (5), every adjacent two be formed with one between lug (51) can the holding slot (52) of heat radiation fin (2) a tip.

5. The high efficiency heat dissipating fin module set as claimed in claim 4, wherein an elastic pad (53) is attached to the inside of each slot (52), and the two elastic pads (53) symmetrically disposed on the two flaps (5) are used to clamp and fix the heat dissipating fin (2).

6. A high efficiency finning module as claimed in claim 5, wherein the number of slots (52) in each flap (5) is the same as the number of rivet slots (13).

7. The high efficiency finning module as claimed in claim 4, wherein the extension block (41) comprises:

a rod part (411) positioned in the groove (14), wherein the part of the rod part (411) extends out of the groove (14) and is fixedly connected with the corresponding extension plate (4);

a boss (412) is fixedly arranged on one end part of the rod part (411) far away from the extension plate (4);

and a return spring (413) sleeved on the outer wall of the rod part (411) is fixedly connected between the boss (412) and the groove (14).

8. A high efficiency finning module according to claim 4, wherein a hinge is provided between each flap (5) and the corresponding extension plate (4), and damping is provided on each hinge.

9. The efficient finning module according to claim 4, wherein a plurality of the rivet plates (12), the rivet grooves (13) and the base plate (1) are integrally formed, and a plurality of the projections (51) and the slots (52) are integrally formed with the corresponding flap plates (5).

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