CN204785484U - Obturator foamed aluminium presss from both sides core load -carrying construction mounting panel - Google Patents
Obturator foamed aluminium presss from both sides core load -carrying construction mounting panel Download PDFInfo
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- CN204785484U CN204785484U CN201520551734.9U CN201520551734U CN204785484U CN 204785484 U CN204785484 U CN 204785484U CN 201520551734 U CN201520551734 U CN 201520551734U CN 204785484 U CN204785484 U CN 204785484U
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Abstract
The utility model provides an obturator foamed aluminium presss from both sides core load -carrying construction mounting panel, this mounting panel include the top panel, play panel, obturator foamed aluminium and inserts, be equipped with the inserts mounting hole on the obturator foamed aluminium, be equipped with on the inserts the outer joint mounting hole, the upper and lower surface of obturator foamed aluminium corresponds respectively connects top panel and lower panel, the inserts sets up in the inserts mounting hole, the top panel and/or be equipped with on the panel down with to outer joint mounting hole matched with through -hole. The utility model discloses both possessed the connection and the installation requirement of traditional iron and steel, aluminium alloy material mounting panel, had the ability of bearing load, had the low -density of foamed aluminium material, light -weighted characteristic again simultaneously, and can realize comparing with traditional iron and steel, aluminium alloy material's electronics mounting panel, subtracted heavy effect more than 50% under the same condition of service conditions.
Description
Technical field
The utility model relates to one widely used load-carrying construction mounting plate in electronics field, especially relates to a kind of closed-cell aluminum foam sandwiched carrier structure installment plate.
Background technique
On the one hand, in current electronics field, widely use the design of material such as iron and steel, aluminum alloy, manufacture the mounting plate with load requirement, and such mounting plate, owing to using the density of material own large, even if therefore adopt the design proposals such as loss of weight chamber, thin-walled in a large number when designing, still there is the problem that mounting plate own wt is large.Meanwhile, due to the existence of a large amount of loss of weight chamber and thin-walled feature, this kind of conventional mounting plate is caused to there is manufacturing cycle long, high in cost of production problem.
On the other hand, foamed aluminium is as a kind of metal aluminum based porous material, there is the advantages such as density is little, high specific strength, high specific stiffness, absorption impact capacity is strong, acoustic attenuation performance is good, have broad application prospects in fields such as Aeronautics and Astronautics, automobile making, track traffics.But due to the hole of foamed aluminium own large (millimeter, Centimeter Level hole), strength and stiffness are low, be therefore not suitable for separately as the load-carrying construction part having connection and installation requirement.And the foam aluminum sandwich used in the field such as highway, track traffic at present, main application target is sound absorption and energy-absorbing, and its structural type is not also suitable for the load-carrying construction mounting plate having connection and installation requirement in electronics field.
At present, be not applicable to both lightweights that electronics field uses, there is again the load-carrying construction mounting plate using closed-cell aluminum foam as main base material of connection and installation requirement.
Model utility content
Goal of the invention of the present utility model: in electronics field, more and more higher to product loss of weight, light-weighted requirement, the electronics mounting plate weight of traditional iron and steel, aluminum alloy material is large, can not meet the demands.And on the other hand, traditional foam aluminum sandwich is not also suitable for the load-carrying construction mounting plate having connection and installation requirement in electronics field.In order to the loss of weight object of mounting plate in electronics field can be realized, the utility model provides a kind of closed-cell aluminum foam sandwiched carrier structure installment plate, this mounting plate had both possessed traditional iron and steel, the connection of aluminum alloy material mounting plate and installation requirement, there is the ability of bearing load, there is again the low density of foamed aluminium material, light-weighted feature simultaneously, can when realizing possessing identical load function with the electronics mounting plate of traditional iron and steel, aluminum alloy material, mounting plate own wt reduces greatly.
Model utility object of the present utility model is achieved through the following technical solutions:
A kind of closed-cell aluminum foam sandwiched carrier structure installment plate, it is characterized in that, this mounting plate comprises top plate, lower panel, closed-cell aluminum foam and inserter, described closed-cell aluminum foam is provided with inserter mounting hole, described inserter is provided with external connection hole, the upper and lower surface of described closed-cell aluminum foam is connected respectively top plate and lower panel, and described inserter is arranged in inserter mounting hole, and described top plate and/or lower panel are provided with the through hole matched with external connection hole.
As further technological scheme, described top plate and lower panel are aluminium panel or are aluminium alloy panel.
As further technological scheme, described closed-cell aluminum foam is all connected by epoxy-based adhesive with between top plate, lower panel.
As further technological scheme, the inserter mounting hole that described closed-cell aluminum foam is arranged is through hole, and the upper and lower surface of inserter is connected with top plate and lower panel respectively, and the side of inserter is connected with closed-cell aluminum foam.
As further technological scheme, described inserter is all connected by epoxy-based adhesive with between top plate, lower panel, closed-cell aluminum foam.
As further technological scheme, the type in described external connection hole comprises through hole, step hole or tapped hole.
As further technological scheme, described inserter is provided with multiple, and each inserter is provided with an external connection hole.
As further technological scheme, the major bore of described closed-cell aluminum foam is of a size of 1mm ~ 10mm, the porosity is 75 ~ 90%, density is 0.25 ~ 0.75g/cm
3.
As further technological scheme, the exposed part of the closed-cell aluminum foam of the surrounding of this mounting plate is closed by adhesive tape or glued membrane.
Compared with prior art, the utility model had both possessed traditional iron and steel, the connection of aluminum alloy material mounting plate and installation requirement, there is the ability of bearing load, there is again the low density of foamed aluminium material, light-weighted feature simultaneously, can realize compared with the electronics mounting plate of traditional iron and steel, aluminum alloy material, the effect of loss of weight more than 50% when service condition is identical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A sectional view in Fig. 1;
Fig. 3 is the B-B sectional view in Fig. 1;
Install and long splice composition for one when Fig. 4 is application the utility model;
Description of reference numerals:
1 is closed-cell aluminum foam, 201 is top plate, and 202 is lower panel, and 3 is inserter, 301 is external connection hole, 4 is the adhesive layer formed between inserter and closed-cell aluminum foam, and 5 is the adhesive layer formed between up/down panel and closed-cell aluminum foam, and 6 is the through hole matched in external connection hole, 7 is the confined bed of the exposed part of closed-cell aluminum foam, 8 is the utility model closed-cell aluminum foam sandwiched carrier structure installment plate, and 9 is installation load, 10 external mounting brackets.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment 1
The utility model provides a kind of closed-cell aluminum foam sandwiched carrier structure installment plate, and see Fig. 1 ~ Fig. 4, this mounting plate comprises top plate 201, lower panel 202, closed-cell aluminum foam 1 and inserter 3.The quantity of inserter 3 is determined according to required connection and installation requirements.Closed-cell aluminum foam 1 is provided with inserter mounting hole.Inserter 3 is provided with external connection hole 301.The upper and lower surface of closed-cell aluminum foam 1 is connected respectively top plate 201 and lower panel 202.Inserter 3 is arranged in inserter mounting hole, and top plate 201 and/or lower panel 202 are provided with the through hole 6 matched with external connection hole.
Wherein, top plate 201 and lower panel 202 all can adopt fine aluminium panel or all adopt aluminium alloy panel or other, its thickness is depending on product demand, and boundary dimension is identical with closed-cell aluminum foam.
During connection, closed-cell aluminum foam 1 is all connected by epoxy-based adhesive with between top plate 201, lower panel 202, and epoxy-based adhesive forms adhesive layer 5 between top plate/lower panel and closed-cell aluminum foam 1.
Further, in the present embodiment, the inserter mounting hole that closed-cell aluminum foam 1 is arranged is through hole, and the upper and lower surface of inserter 3 is connected with top plate 201 and lower panel 202 respectively, and the side of inserter 3 is connected with closed-cell aluminum foam 1.
During connection, inserter 3 is all connected by epoxy-based adhesive with between top plate 201, lower panel 202, closed-cell aluminum foam 1, and epoxy-based adhesive forms adhesive layer 4 between inserter 3 and closed-cell aluminum foam 1.
Inserter 3 material is pure aluminum or aluminum alloy, and the external connection hole 301 that inserter 3 is arranged is depending on product demand, and form comprises through hole, step hole, tapped hole etc., and the height of inserter 3 is not less than closed-cell aluminum foam core height.The design of inserter can with reference to but be not limited to following standard: QJ3295-2008, QJ3296.1-2008, QJ3296.2-2008, QJ3296.3-2008, QJ3296.4-2008, QJ3296.5-2008, QJ3296.6-2008, QJ3296.7-2008, QJ3296.8-2008, QJ3296.9-2008, QJ3296.10-2008, QJ3296.11-2008.
Closed-cell aluminum foam 1 adopts one piece of complete closed-cell aluminum foam, and base material is pure aluminum or aluminum alloy, and the major bore of closed-cell aluminum foam is of a size of 1mm ~ 10mm, and the porosity is 75 ~ 90%, and density is 0.25 ~ 0.75g/cm
3, thickness is depending on product demand, and boundary dimension is depending on product demand.
The core exposed part of the closed-cell aluminum foam of the surrounding of closed-cell aluminum foam sandwiched carrier structure installment plate, can adopt adhesive tape or glued membrane to close, and to improve waterproof, the humidity resistance of this mounting plate, plays the effect of protection internal foam aluminium core.
Closed-cell aluminum foam sandwiched carrier structure installment plate, the surface treatment such as can be undertaken spraying paint by product demand in outside, plastic-blasting, plays corrosion protection, meets the requirements of the effects such as outward appearance.
Embodiment 2
As shown in Figures 1 to 3, the present embodiment provides a kind of closed-cell aluminum foam sandwiched carrier structure installment plate, comprises two aluminium panels or aluminium alloy panel, is respectively top plate 201, lower panel 202.Upper and lower panel is identical; One piece of closed-cell aluminum foam 1; Eight tapped hole inserters (as shown in Figure 2); Ten step hole inserters (as shown in Figure 3).Wherein, tapped hole inserter and step hole inserter are by aluminum alloy material manufacture.By high strength epoxy resin base binder between closed-cell aluminum foam and inserter, upper and lower panel, be bonded together under high-temperature and high-pressure conditions simultaneously.
When closed-cell aluminum foam sandwiched carrier structure installment plate is when as load-carrying construction part, its application structure form general as shown in Figure 4, closed-cell aluminum foam sandwiched carrier structure installment plate 8 can be equipped with installation load 9, and mounting plate 8 is connected with outside by external mounting bracket 10 more simultaneously.
When closed-cell aluminum foam sandwiched carrier structure installment plate bears external forces, upper and lower panel is combined with closed-cell aluminum foam firmly, during to realize carrying, shearing force is delivered to the object of foamed aluminium from surface, simultaneously, inserter is combined with closed-cell aluminum foam firmly, and during to ensure to carry, inserter can bear certain load and be unlikely to pull inefficacy.
As shown in Figure 3, the upper and lower panel that the present embodiment is selected is square, and boundary dimension is 370mm × 424mm, and thickness is 0.3mm, and closed-cell aluminum foam boundary dimension is consistent with upper and lower panel boundary dimension, and thickness is 10mm, and inserter height dimension is 10mm.
Adopt the closed-cell aluminum foam sandwiched carrier structure installment plate that the present embodiment size manufactures, weight is 0.78kg, and the mounting plate weight with identical function adopting aluminum alloy 7075 to manufacture is 1.84kg, and weight-loss ratio is 58%.Simultaneously, the closed-cell aluminum foam sandwiched carrier structure installment plate of the present embodiment size manufacture is adopted to carry out the vibration consistent with the mounting plate with identical function adopting aluminum alloy 7075 to manufacture, shock test, closed-cell aluminum foam sandwiched carrier structure installment plate not damaged after test.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; it should be pointed out that all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a closed-cell aluminum foam sandwiched carrier structure installment plate, it is characterized in that, this mounting plate comprises top plate, lower panel, closed-cell aluminum foam and inserter, described closed-cell aluminum foam is provided with inserter mounting hole, described inserter is provided with external connection hole, the upper and lower surface of described closed-cell aluminum foam is connected respectively top plate and lower panel, and described inserter is arranged in inserter mounting hole, and described top plate and/or lower panel are provided with the through hole matched with external connection hole.
2. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 1, it is characterized in that, described top plate and lower panel are aluminium panel or are aluminium alloy panel.
3. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 1 and 2, it is characterized in that, described closed-cell aluminum foam is all connected by epoxy-based adhesive with between top plate, lower panel.
4. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 1, it is characterized in that, the inserter mounting hole that described closed-cell aluminum foam is arranged is through hole, and the upper and lower surface of inserter is connected with top plate and lower panel respectively, and the side of inserter is connected with closed-cell aluminum foam.
5. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 4, it is characterized in that, described inserter is all connected by epoxy-based adhesive with between top plate, lower panel, closed-cell aluminum foam.
6. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 1 or 4, it is characterized in that, the type in described external connection hole comprises through hole, step hole or tapped hole.
7. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 6, it is characterized in that, described inserter is provided with multiple, and each inserter is provided with an external connection hole.
8. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 1, is characterized in that, the major bore of described closed-cell aluminum foam is of a size of 1mm ~ 10mm, the porosity is 75 ~ 90%, density is 0.25 ~ 0.75g/cm
3.
9. a kind of closed-cell aluminum foam sandwiched carrier structure installment plate according to claim 1, is characterized in that, the exposed part of the closed-cell aluminum foam of the surrounding of this mounting plate is closed by adhesive tape or glued membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520551734.9U CN204785484U (en) | 2015-07-28 | 2015-07-28 | Obturator foamed aluminium presss from both sides core load -carrying construction mounting panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520551734.9U CN204785484U (en) | 2015-07-28 | 2015-07-28 | Obturator foamed aluminium presss from both sides core load -carrying construction mounting panel |
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| CN204785484U true CN204785484U (en) | 2015-11-18 |
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| CN201520551734.9U Active CN204785484U (en) | 2015-07-28 | 2015-07-28 | Obturator foamed aluminium presss from both sides core load -carrying construction mounting panel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065896A (en) * | 2015-07-28 | 2015-11-18 | 中国电子科技集团公司第二十九研究所 | Closed-cell aluminum foam sandwich mounting board of load-carrying structure |
-
2015
- 2015-07-28 CN CN201520551734.9U patent/CN204785484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065896A (en) * | 2015-07-28 | 2015-11-18 | 中国电子科技集团公司第二十九研究所 | Closed-cell aluminum foam sandwich mounting board of load-carrying structure |
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