阅读说明：本技术 便于薄型散热鳍片与薄型盖板铆合的快速定位结构 (Quick positioning structure convenient for riveting thin radiating fins and thin cover plate ) 是由 黄崇贤 于 2020-03-19 设计创作，主要内容包括：本发明公开一种便于薄型散热鳍片与薄型盖板铆合的快速定位结构,包括有多个薄型散热鳍片以及一定位板；该多个薄型散热鳍片竖向设置,每一薄型散热鳍片的顶部均延伸出有定位凸部；该定位板设置于多个薄型散热鳍片上,定位板上开设有多个定位孔,前述定位凸部分别穿过定位孔向上延伸并与对应的定位孔配合定位。通过设置有定位板,利用定位凸部穿过定位孔向上延伸并与定位孔配合定位,以便于在安装薄型盖板的时候,使各铆合凸部与各铆合孔之间实现快速对位安装,省时省力,并且在铆合过程中,定位板可有效避免薄型散热鳍片左右偏摆,铆合凸部不易脱出铆合孔,从而可提高铆合安装的质量,为生产制作带来便利。(The invention discloses a rapid positioning structure convenient for riveting thin radiating fins and a thin cover plate, which comprises a plurality of thin radiating fins and a positioning plate; the plurality of thin radiating fins are vertically arranged, and a positioning convex part extends from the top of each thin radiating fin; the positioning plate is arranged on the thin radiating fins, a plurality of positioning holes are formed in the positioning plate, and the positioning convex parts respectively penetrate through the positioning holes to extend upwards and are matched and positioned with the corresponding positioning holes. Through being provided with the locating plate, utilize the location convex part to pass the locating hole and upwards extend and with locating hole cooperation location to in the time of the slim apron of installation, make each riveting convex part and each riveting hole between realize quick counterpoint installation, labour saving and time saving, and at the riveting in-process, the locating plate can effectively avoid slim heat radiation fin side to side beat, and the riveting convex part is difficult for deviating from the riveting hole, thereby can improve the quality of riveting installation, bring the facility for manufacturing.)

1. The utility model provides a quick location structure convenient to slim heat radiation fin and slim apron riveting which characterized in that: comprises a plurality of thin radiating fins and a positioning plate; the plurality of thin radiating fins are vertically arranged, and a positioning convex part extends from the top of each thin radiating fin; the positioning plate is arranged on the thin radiating fins, a plurality of positioning holes are formed in the positioning plate, and the positioning convex parts respectively penetrate through the positioning holes to extend upwards and are matched and positioned with the corresponding positioning holes.

2. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 1, wherein: the positioning convex parts are positioned on one side edge of the thin radiating fins, the positioning convex parts of the thin radiating fins are arranged in a row, and the positioning plate is positioned on one side of the thin radiating fins.

3. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 1, wherein: the positioning convex part is provided with a pre-breaking line to divide the positioning convex part into a substrate and a pre-breaking piece, the substrate is embedded in the positioning hole and protrudes out of the positioning hole, the pre-breaking piece extends upwards from the top of the substrate, and the pre-breaking piece is positioned above the positioning plate.

4. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 3, wherein: the two pre-segments are separately arranged at intervals, and a gap groove is formed between the two pre-segments.

5. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 4, wherein: the top outside corner of preforming is the fillet, and the upper end width of this breach groove is less than the lower extreme width, and the bottom surface in breach groove is concave convex tooth column structure.

6. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 4, wherein: the corner of the outer side of the top end of the pre-breaking piece is a round angle, the widths of the upper end and the lower end of the notch groove are the same, and the bottom surface of the notch groove is a concave arc surface.

7. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 4, wherein: the positioning convex part is of an arrow-shaped sheet structure, the width of the upper end of the pre-breaking piece is smaller than that of the lower end of the pre-breaking piece, the widths of the upper end and the lower end of the notch groove are the same, and the bottom surface of the notch groove is a concave arc surface.

8. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 1, wherein: the positioning plate is connected with a thin cover plate in an integrated forming mode, riveting convex parts extend out of the top of each thin radiating fin, the thin cover plate covers the upper portions of the thin radiating fins, a plurality of riveting holes are formed in the thin cover plate, and the riveting convex parts of each thin radiating fin penetrate through the corresponding riveting holes to extend upwards and are fixedly riveted with the corresponding riveting holes.

9. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 1, wherein: the thin heat dissipation fins are blowing plates.

10. The quick locating structure for facilitating the riveting of the thin heat dissipating fins and the thin cover plate according to claim 1, wherein: the positioning convex part is of a sheet structure, and the positioning hole is a square hole and is matched with the cross section of the positioning convex part.

Technical Field

The invention relates to the technical field of radiators, in particular to a quick positioning structure convenient for riveting thin radiating fins and thin cover plates.

Background

The heat sink generally includes a heat sink base and heat dissipating fins disposed on the heat sink base, in order to improve the heat dissipating effect, the conventional heat sink generally employs thin heat dissipating fins, and since a single thin heat dissipating fin has weak strength and is easily deformed, a thin cover plate needs to be mounted on a plurality of thin heat dissipating fins to enhance the overall strength of the heat sink.

In order to improve the assembly efficiency of the thin cover plate, in the prior art, a riveting manner is adopted to rivet and fix the thin cover plate and a plurality of thin heat dissipation fins, such as the riveting structure of the thin heat dissipation fins and the thin cover plate disclosed in the chinese patent application (application No. 201811622595.9), which can effectively improve the assembly efficiency, reduce the labor consumption, and reduce the product reject ratio. However, this method cannot perform positioning before and during assembly, and it is difficult to achieve quick alignment and installation between each protrusion and each riveting hole, which is time-consuming and labor-consuming, and in the riveting process, the thin heat dissipation fins are prone to left-right deflection, and the protrusions are prone to coming out of the riveting holes, thereby affecting the quality of riveting installation. Therefore, there is a need to develop a solution to the above problems.

Disclosure of Invention

In view of the above, the present invention is directed to the defects of the prior art, and the main object of the present invention is to provide a fast positioning structure for facilitating the riveting of a thin heat sink fin and a thin cover plate, which can enable a riveting protrusion and a riveting hole to be installed in a fast alignment manner, and can prevent the thin heat sink fin from swinging left and right during the riveting process, so that the riveting protrusion is not easily separated from the riveting hole.

In order to achieve the purpose, the invention adopts the following technical scheme:

a fast positioning structure convenient for riveting thin radiating fins and a thin cover plate comprises a plurality of thin radiating fins and a positioning plate; the plurality of thin radiating fins are vertically arranged, and a positioning convex part extends from the top of each thin radiating fin; the positioning plate is arranged on the thin radiating fins, a plurality of positioning holes are formed in the positioning plate, and the positioning convex parts respectively penetrate through the positioning holes to extend upwards and are matched and positioned with the corresponding positioning holes.

Preferably, the positioning protrusion is located at one side of the thin heat dissipation fins, the positioning protrusions of the thin heat dissipation fins are arranged in a row, and the positioning plate is located at one side of the thin heat dissipation fins.

As a preferable scheme, a pre-breaking line is arranged on the positioning convex part to divide the positioning convex part into a substrate and a pre-breaking piece, the substrate is embedded in the positioning hole and protrudes above the positioning hole, the pre-breaking piece extends upwards from the top of the substrate, and the pre-breaking piece is positioned above the positioning plate.

Preferably, the two pre-segments are spaced apart from each other, and a gap is formed between the two pre-segments.

Preferably, the corner of the top outer side of the pre-breaking piece is a round corner, the width of the upper end of the notch groove is smaller than that of the lower end of the notch groove, and the bottom surface of the notch groove is of a concave-convex tooth-shaped structure.

Preferably, the corner of the outer side of the top end of the pre-breaking piece is a round corner, the widths of the upper end and the lower end of the notch groove are the same, and the bottom surface of the notch groove is a concave arc surface.

Preferably, the positioning convex part is of an arrow-shaped sheet structure, the width of the upper end of the pre-breaking piece is smaller than that of the lower end of the pre-breaking piece, the widths of the upper end and the lower end of the notch groove are the same, and the bottom surface of the notch groove is a concave arc surface.

As a preferred scheme, the positioning plate is integrally connected with a thin cover plate, a riveting convex portion extends from the top of each thin heat dissipation fin, the thin cover plate covers the plurality of thin heat dissipation fins, a plurality of riveting holes are formed in the thin cover plate, and the riveting convex portion of each thin heat dissipation fin penetrates through the corresponding riveting hole to extend upwards and is riveted and fixed with the corresponding riveting hole.

Preferably, the thin heat dissipation fins are blown plates.

Preferably, the positioning convex part is of a sheet structure, and the positioning hole is a square hole and is matched with the cross section of the positioning convex part.

Compared with the prior art, the invention has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:

through being provided with the locating plate, utilize the location convex part to pass the locating hole and upwards extend and with locating hole cooperation location to in the time of the slim apron of installation, make each riveting convex part and each riveting hole between realize quick counterpoint installation, labour saving and time saving, and at the riveting in-process, the locating plate can effectively avoid slim heat radiation fin side to side beat, and the riveting convex part is difficult for deviating from the riveting hole, thereby can improve the quality of riveting installation, bring the facility for manufacturing.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a first preferred embodiment of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is an enlarged schematic view at position A in FIG. 1;

FIG. 4 is an exploded view of the first preferred embodiment of the present invention;

FIG. 5 is a front view of FIG. 4;

FIG. 6 is an enlarged schematic view at position B in FIG. 4;

FIG. 7 is an enlarged view of the positioning protrusion according to the first preferred embodiment of the present invention;

FIG. 8 is an enlarged schematic view of another locating boss of the present invention;

FIG. 9 is an enlarged schematic view of yet another alignment tab of the present invention;

FIG. 10 is an assembled perspective view of a second preferred embodiment of the present invention;

fig. 11 is an enlarged schematic view at position C in fig. 10.

The attached drawings indicate the following:

10. thin heat dissipation fin 11 and positioning convex part

111. Substrate 112, pre-segment

12. Riveted part 101, pre-broken wire

102. Notch groove 20, locating plate

21. Positioning hole 30 and heat dissipation base

40. A thin cover plate 41 and a rivet hole.

Detailed Description

Referring to fig. 1 to 9, a specific structure of a first preferred embodiment of the present invention is shown, which includes a plurality of thin heat dissipation fins 10 and a positioning plate 20.

The plurality of thin heat dissipation fins 10 are vertically arranged, and a positioning convex part 11 extends from the top of each thin heat dissipation fin 10; a riveting convex part 12 extends from the top of each thin heat dissipation fin 10, and the riveting convex part 12 is used for riveting and fixing a thin cover plate (not shown); in this embodiment, the thin heat dissipation fins 10 are blown plates, and have good heat dissipation performance, a plurality of thin heat dissipation fins 10 are vertically arranged on a heat dissipation base 30 at intervals side by side and fixed, and the positioning protrusions 11 are located at one side of the thin heat dissipation fins 10, and the positioning protrusions 11 of the plurality of thin heat dissipation fins 10 are arranged in a row to better realize the positioning of each thin heat dissipation fin 10, and the number and arrangement of the positioning protrusions 11 are not limited.

The positioning plate 20 is disposed on the thin heat dissipation fins 10, the positioning plate 20 is provided with a plurality of positioning holes 21, and the positioning protrusions 11 respectively penetrate through the positioning holes 21 to extend upward and are matched with the corresponding positioning holes 21 for positioning, so that each thin heat dissipation fin 10 is positioned with the positioning plate 20. In the present embodiment, the positioning plate 20 is located at one side of the thin heat dissipation fins 10, the positioning protrusion 11 is a sheet structure, and the positioning hole 21 is a square hole and is adapted to the cross section of the positioning protrusion 11.

In addition, the positioning protrusion 11 is provided with a pre-breaking line 101 to divide the positioning protrusion 11 into a substrate 111 and a pre-breaking piece 112, the substrate 111 is embedded in the positioning hole 21 and protrudes above the positioning hole 21, the pre-breaking piece 112 extends upward from the top of the substrate 111, and the pre-breaking piece 112 is located above the positioning plate 20, so that after the positioning plate 20 is positioned, the pre-breaking piece 112 can be broken off, and then the substrate 111 and the positioning hole 21 are riveted and fixed. In the present embodiment, as shown in fig. 7, the two pre-breaking pieces 112 are separately arranged at intervals, a notch 102 is formed between the two pre-breaking pieces 112 to make the pre-breaking pieces 112 easily broken and removed, the corner of the top outside of the pre-breaking piece 112 is a rounded corner, the width of the upper end of the notch 102 is smaller than the width of the lower end, so as to better enable the positioning protrusion 11 to be inserted into the positioning hole 21 for positioning, and the bottom surface of the notch 102 is in a concave-convex tooth-shaped structure, so as to better enable the substrate 111 to be riveted with the positioning hole 21. As shown in fig. 8, the positioning protrusion 11 may be another structure, the corner of the top outside of the pre-cut piece 112 is a round corner, the widths of the upper and lower ends of the notch groove 102 are the same, and the bottom surface of the notch groove 102 is a concave arc surface, so that the positioning protrusion 11 can be inserted into the positioning hole 21 for positioning, and the substrate 111 and the positioning hole 21 can be better riveted and fixed. As shown in fig. 9, the positioning protrusion 11 may be another structure, the positioning protrusion 11 is an arrow-shaped sheet structure, the width of the upper end of the pre-breaking piece 112 is smaller than that of the lower end, the widths of the upper end and the lower end of the notch groove 102 are the same, and the bottom surface of the notch groove 102 is a concave arc surface, so that the positioning protrusion 11 can be inserted into the positioning hole 21 for positioning, the positioning plate 20 is not easily released, and the substrate 111 and the positioning hole 21 can be better riveted and fixed.

Detailed description the working principle of the present embodiment is as follows:

firstly, vertically arranging a plurality of thin radiating fins 10 on a radiating base 30 at intervals side by side for fixing; then, covering the positioning plate 20 above one side of the plurality of thin heat dissipation fins 10, and inserting the positioning convex part 11 into the positioning hole 21 for positioning, so that the positioning plate 20 is installed on the plurality of thin heat dissipation fins 10 to prevent the thin heat dissipation fins 10 from swinging left and right, at this time, covering the thin cover plate above the plurality of thin heat dissipation fins 10, and enabling the riveting convex part 12 of each thin heat dissipation fin 10 to quickly and accurately penetrate through the riveting hole corresponding to the thin cover plate to extend upwards; then, rolling each riveting convex part 12 by using a rolling device to enable each riveting convex part 12 to be riveted and fixed with the corresponding riveting hole, wherein in the rolling process, each thin heat dissipation fin 10 cannot deflect due to the positioning action of the positioning plate 20 so as to be beneficial to rolling riveting operation, and after rolling, each riveting convex part 12 is filled in the corresponding riveting hole; finally, the pre-breaking pieces 112 may be broken and removed along the pre-breaking lines 101 or may not be broken and removed, and if the pre-breaking pieces 112 are broken and removed, the substrates 111 may be rolled by a rolling device to rivet and fix the substrates 111 and the corresponding positioning holes 21, and after rolling, the substrates 111 fill the corresponding positioning holes 21, so as to achieve more stable combined installation.

Referring to fig. 10 and fig. 11, a specific structure of a second preferred embodiment of the present invention is shown, which is basically the same as the specific structure of the first preferred embodiment, except that:

in the present embodiment, the positioning plate 20 is integrally connected with a thin cover plate 40, the thin cover plate 40 covers the plurality of thin heat dissipation fins 10, the thin cover plate 40 is provided with a plurality of riveting holes 41, and the riveting protrusion 12 of each thin heat dissipation fin 10 passes through the corresponding riveting hole 41 to extend upward and is riveted and fixed with the corresponding riveting hole 41.

The operation principle of this embodiment is the same as that of the first preferred embodiment, and the operation principle of this embodiment will not be described in detail here.

The design of the invention is characterized in that: through being provided with the locating plate, utilize the location convex part to pass the locating hole and upwards extend and with locating hole cooperation location to in the time of the slim apron of installation, make each riveting convex part and each riveting hole between realize quick counterpoint installation, labour saving and time saving, and at the riveting in-process, the locating plate can effectively avoid slim heat radiation fin side to side beat, and the riveting convex part is difficult for deviating from the riveting hole, thereby can improve the quality of riveting installation, bring the facility for manufacturing.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.