CN214676361U - High heat dissipating bubble is cotton - Google Patents

Abstract

The utility model belongs to the technical field of the technique of the cotton product of bubble and specifically relates to a high heat dissipating bubble is cotton is related to, including the cotton body of bubble and the coating of level setting at the fixed glue film of wherein bottom surface, the level runs through on the cotton body of bubble and has seted up the heat dissipation chamber, is equipped with the heat dissipation layer in the heat dissipation chamber near the one side of fixed glue film. The heat dissipation layer is made of materials with good heat conductivity, and metal sheets such as nano films or aluminum foils can be adopted, so that heat on the foam and the fixing adhesive layer can be quickly absorbed, the heat can be quickly dissipated through ventilation in the heat dissipation cavity, and the heat dissipation effect of the foam is effectively improved.

Description

High heat dissipating bubble is cotton

Technical Field

The application relates to the technical field of foam products, in particular to foam with high heat dissipation performance.

Background

In recent years, foam products are developed and utilized more and more rapidly in China, and due to the advantages of good elasticity, light weight, good shielding performance and the like, the foam is more and more widely applied to shielding and protecting scenes of various electronic products.

In the use of some electronic product, generally need paste the bubble cotton on the electronic product shell, but electronic product power is general not low now, in the use, the condition of heating can take place, and the general ventilation effect in the position that the bubble cotton was pasted is all relatively poor, the heat is gathered relatively easily, difficult quick effluvium, thereby make the cotton condition of high temperature that appears of bubble, further cause the influence to electronic product's performance, the heat is gathered and also can be made glue be in high temperature state for a long time, the condition of melting can appear, be unfavorable for the use of bubble cotton.

SUMMERY OF THE UTILITY MODEL

In order to improve the cotton radiating effect of bubble, improve the cotton result of use of bubble, this application provides a high heat dissipating bubble is cotton.

The application provides a pair of high heat dissipating bubble is cotton adopts following technical scheme:

the utility model provides a high heat dissipating bubble is cotton, includes the cotton body of bubble that the level set up and the fixed glue film of coating in the cotton body bottom surface of bubble, the cotton body of bubble is improved level and is run through and has been seted up the heat dissipation chamber, the heat dissipation chamber is equipped with the heat dissipation layer on being close to the one side of fixed glue film.

By adopting the technical scheme, the heat dissipation layer can be made of a material with good heat conductivity, such as a metal sheet like a nano film or an aluminum foil, and when the foam is attached to the electronic part, heat is comprehensively and quickly transferred from the fixing adhesive layer to the heat dissipation layer, so that the accumulation of heat on the fixing adhesive layer is reduced, and the risk of melting the fixing adhesive layer is reduced; then the lower wind of ambient temperature passes through in the heat dissipation chamber, in time takes away the heat on heat dissipation layer surface, and the heat dissipation chamber that link up the design effectively improves the ventilation effect, can more quick effectual take away the heat to the cotton heat dispersion of bubble has effectively been improved.

Preferably, the vertical a plurality of heat dissipation posts that are equipped with in surface on heat dissipation layer, a plurality of heat dissipation posts set up along the length direction on heat dissipation layer, the top of heat dissipation post is vertical to be run through the heat dissipation chamber setting.

Through adopting above-mentioned technical scheme, the top of heat dissipation post is crossed during the bubble is cotton stretches out to external air to receive external air's cooling effect constantly, because the heat is always toward the local transmission that the temperature is low, so the heat on the heat dissipation layer passes through the heat dissipation post and further dissipates to external air, has further improved the radiating effect of bubble cotton.

Preferably, each heat dissipation column is vertically provided with a vent hole.

Through adopting above-mentioned technical scheme, the area of contact between heat dissipation post and the external environment has effectively been improved in the ventilation hole to further improve the heat dispersion of heat dissipation post, further improved the cotton heat dispersion of bubble.

Preferably, the top end of the vent hole is formed in a horn shape.

Through adopting above-mentioned technical scheme, further improved the area of contact between heat dissipation post and the external environment to make the heat dissipation post more quick with the heat dissipation on the heat dissipation layer escape, reduce the heat and pile up.

Preferably, the heat dissipation post is equipped with the ventiduct on being located the inside lateral wall in heat dissipation chamber, the one end and the ventilation hole intercommunication of ventiduct, the other end level of ventiduct runs through the setting of heat dissipation chamber.

By adopting the technical scheme, on one hand, the air channel part is contacted with the heat dissipation layer, so that the contact area between the heat dissipation column and the heat dissipation layer is increased, and the efficiency of transferring heat from the heat dissipation layer to the heat dissipation column is increased; on the other hand, the air duct further enhances the air fluidity, so that heat is taken out of the heat dissipation cavity more quickly, and the heat dissipation effect of the foam is further improved.

Preferably, the ventilation channel is flat, and the ratio of the height of the ventilation channel to the thickness of the heat dissipation cavity is less than 1/3.

Through adopting above-mentioned technical scheme, the mobility of ventilation flue to the ventilation of heat dissipation intracavity is reduced as far as possible, on the basis of guaranteeing heat transfer between heat dissipation post and the heat dissipation layer, still can directly carry out the loss to the heat on the heat dissipation layer by the efficient.

Preferably, the air duct is curved.

Through adopting above-mentioned technical scheme, improved the area of contact between ventiduct and the heat dissipation layer to make on the more efficient transmission of heat on the heat dissipation layer the heat dissipation post, and from the ventilation hole effluvium.

Preferably, one side of the heat dissipation cavity, which is far away from the fixing adhesive layer, is provided with a shielding sheet.

By adopting the technical scheme, the shielding effect of foam is ensured.

Preferably, the shielding sheet is a graphite heat dissipation film.

Through adopting above-mentioned technical scheme, the shielding piece is when providing sufficient shielding effect, still can be comparatively timely derive the heat.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the heat dissipation device has the advantages that the hollow heat dissipation cavity is horizontally formed, the heat dissipation layer is arranged on one side surface, close to the fixed adhesive layer, of the heat dissipation cavity, heat is quickly concentrated on the heat dissipation layer and is dissipated out in time through the heat dissipation cavity, and the heat dissipation performance of the foam is effectively improved;

2. by arranging the heat dissipation column, heat on the heat dissipation layer can be dissipated from the top end of the foam quickly, and the heat dissipation performance of the foam is further improved;

3. through the vertical ventilation hole that is equipped with on the heat dissipation post, there is the ventiduct with ventilation hole intercommunication to on further relatively fast transfer to the heat dissipation post with the heat on the heat dissipation layer, improved the cotton heat dispersion of bubble.

Drawings

FIG. 1 is a schematic view of the overall structure of foam;

fig. 2 is a schematic sectional view mainly showing the internal structure of the foam.

Description of reference numerals: 1. a foam body; 2. fixing the adhesive layer; 3. a heat dissipation cavity; 4. a heat dissipation layer; 5. a heat-dissipating column; 6. a vent hole; 7. an air duct; 8. a shield sheet.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

Referring to fig. 1, a foam with high heat dissipation performance is disclosed in the embodiments of the present application. The high-heat-dissipation foam comprises a horizontally arranged rectangular block-shaped foam body 1, wherein a fixing adhesive layer 2 is uniformly coated on the lower surface of the foam body 1, and the fixing adhesive layer 2 is used for adhering the foam body 1 to other carriers; still include the heat dissipation chamber 3 that the level runs through foam body 1, the bottom surface adhesive in heat dissipation chamber 3 is fixed with heat dissipation layer 4, and heat dissipation layer 4 is the aluminium foil in this embodiment, also can be other materials such as nanometer membrane. The heat conductivity of heat dissipation layer 4 is better to the faster heat absorption with on bubble cotton and the fixed glue film 2, and through the ventilation in the heat dissipation chamber 3 faster with the heat effluvium, improve the cotton heat dispersion of bubble.

Referring to fig. 1 and 2, at the vertical heat dissipation post 5 that is equipped with of heat dissipation layer 4 upper surface, heat dissipation post 5 sets up on the central line of 4 length direction on heat dissipation layer, and heat dissipation post 5 evenly is equipped with a plurality ofly along the length direction on heat dissipation layer 4, and the top of heat dissipation post 5 runs through the cotton body of bubble 1 and outwards extends, and heat on heat dissipation layer 4 is further derived, the external space of loss to heat dissipation post 5.

Referring to fig. 2, each heat dissipation column 5 is vertically provided with a vent hole 6, the top end of each vent hole 6 is in a horn shape, and the vent holes 6 improve the contact area between the heat dissipation columns 5 and the outside air and improve the heat dissipation efficiency of the heat dissipation columns 5; be located the inside lateral wall in heat dissipation chamber 3 at heat dissipation post 5 and be equipped with ventiduct 7, specifically be equipped with two ventiduct 7 on every heat dissipation post 5, two ventiduct 7 set up about the central line symmetry of 3 length direction in heat dissipation chamber, the top and the ventilation hole 6 intercommunication of ventiduct 7, the bottom part of ventiduct 7 is attached at heat dissipation layer 4 upper surface, the one end level that heat dissipation post 5 was kept away from to ventiduct 7 runs through the setting of bubble cotton body 1, ventiduct 7 has improved the circulation of air, make the heat faster in the heat dissipation chamber 3 dispel the outside, the cotton heat dispersion of bubble has been improved.

Referring to fig. 2, in order to further improve the heat dissipation capability of the air duct 7, the air duct 7 is formed in a flat shape, the ratio of the height of the air duct 7 to the thickness of the heat dissipation chamber 3 is less than 1/3, and the air duct 7 is formed in a curved shape to further improve the length of the air duct 7 and improve the air flow property.

Referring to fig. 2, a shielding sheet 8 is further disposed on a surface of the heat dissipation cavity 3 away from the fixing glue layer 2, and the shielding sheet 8 is a graphite heat dissipation film in this embodiment. The shielding sheet 8 ensures the shielding effect of the foam, and is a graphite heat dissipation film to improve the heat dissipation performance of the foam.

The implementation principle of this application embodiment high heat dissipating bubble is cotton does: the better material of heat conductivity is established to heat dissipation layer 4, can adopt sheetmetal such as nanometer membrane or aluminium foil, thereby the faster absorbs the heat on bubble cotton body 1 and the fixed glue film 2, when the circulation of air, low temperature air flows from heat dissipation chamber 3, take away the heat on heat dissipation layer 4, all the other part heat on heat dissipation layer 4 is through the dissipation of heat dissipation post 5 in the outside air, ventilation duct 7 has then increased the circulation of air, further the heat in the chamber 3 that will dispel the heat is through ventilation hole 6 effluvium, the above-mentioned radiating effect who has improved the bubble cotton.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a high heat dissipating bubble is cotton, includes the cotton body of bubble (1) and the fixed glue film (2) of coating in the cotton body of bubble (1) bottom surface of level setting, its characterized in that: bubble cotton body (1) is improved level and is run through and has been seted up heat dissipation chamber (3), be equipped with heat dissipation layer (4) on the one side that heat dissipation chamber (3) are close to fixed glue film (2).

2. The foam with high heat dissipation property as claimed in claim 1, wherein: the vertical a plurality of heat dissipation post (5) that are equipped with in surface on heat dissipation layer (4), a plurality of heat dissipation post (5) set up along the length direction on heat dissipation layer (4), the vertical heat dissipation chamber (3) setting that runs through in top of heat dissipation post (5).

3. The foam with high heat dissipation property as claimed in claim 2, wherein: each heat dissipation column (5) is vertically provided with a vent hole (6).

4. The foam with high heat dissipation property as claimed in claim 3, wherein: the top end of the vent hole (6) is in a horn shape.

5. The foam with high heat dissipation property as claimed in claim 3, wherein: the heat dissipation post (5) are located and are equipped with air duct (7) on the inside lateral wall in heat dissipation chamber (3), the one end and ventilation hole (6) intercommunication of air duct (7), the other end level of air duct (7) runs through heat dissipation chamber (3) and sets up.

6. The foam with high heat dissipation property as claimed in claim 5, wherein: the ventilation channel (7) is flat, and the ratio of the height of the ventilation channel (7) to the thickness of the heat dissipation cavity (3) is smaller than 1/3.

7. The foam with high heat dissipation property as claimed in claim 6, wherein: the ventilation channel (7) is in a curve shape.

8. The foam with high heat dissipation property as claimed in claim 1, wherein: and a shielding sheet (8) is arranged on one surface of the heat dissipation cavity (3) far away from the fixed glue layer (2).

9. The foam with high heat dissipation property as claimed in claim 8, wherein: the shielding sheet (8) is a graphite heat dissipation film.

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