CN211493076U

CN211493076U - Sound-insulation compression-resistant vacuum brazing composite board

Info

Publication number: CN211493076U
Application number: CN201922446747.0U
Authority: CN
Inventors: 丁笑然
Original assignee: WUXI JINYANG ALUMINUM CO Ltd
Current assignee: WUXI JINYANG ALUMINUM CO Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-15
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to the technical field of vacuum brazing composite boards, in particular to a sound-insulation compression-resistant vacuum brazing composite board, which comprises a vacuum layer, a core board and a panel, wherein the vacuum layer is a vacuum core formed by welding adjacent cross arc hollow pipes in an array manner, and through holes are symmetrically arranged on the left side wall and the right side wall of the upper arc wall and the lower arc wall of the adjacent cross arc hollow pipes, through the design and the use of a series of structures, the utility model avoids the phenomenon that most of the metal plates are compounded by a multilayer overlapping welding mode in the using process, has the advantages of light volume, raw material saving and low cost, and can be with the better combination of mechanical properties and vacuum sound insulation thermal-insulated heat preservation performance in the use, can utilize the mode of aspirating hole to carry out evacuation simultaneously and sound insulation can be good.

Description

Sound-insulation compression-resistant vacuum brazing composite board

Technical Field

The utility model relates to a vacuum brazing composite sheet technical field, concretely relates to resistance to compression vacuum brazing composite sheet gives sound insulation.

Background

The metal composite plate is a plate formed by covering one layer of metal with another metal, and has the effects of saving resources and reducing cost on the premise of not reducing the using effect (corrosion resistance, mechanical strength and the like). The compounding method generally includes explosive compounding, explosive rolling compounding, and the like. Composite materials can be classified into composite plates, composite tubes, composite rods, and the like according to appearance. The method is mainly applied to the industries of corrosion prevention, pressure vessel manufacturing, electric construction, petrifaction, medicine, light industry, automobile and the like.

When involving syllable-dividing resistance to compression vacuum brazing composite sheet and going on using, current syllable-dividing resistance to compression vacuum brazing composite sheet is carrying out the use, carry out the multilayer through the metal sheet mostly and superpose the welding mode complex and form, have bulky, extravagant raw materials, defect with high costs, and can not give sound insulation with mechanical properties and vacuum in carrying out the use in addition, it is thermal-insulated, the better combination of heat preservation performance, the mode that can not utilize the aspirating hole simultaneously carries out evacuation and sound insulation performance relatively poor, consequently, need to find and develop a syllable-dividing resistance to compression vacuum brazing composite sheet and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a sound-insulation compression-resistant vacuum brazing composite board, through the design and the use of a series of structures, the utility model discloses in the using process, the utility model avoids the phenomenon that most metal plates are compounded by a multilayer overlapping welding mode, has the advantages of light volume, raw material saving and low cost, can combine the mechanical property and the better heat insulation and heat preservation performance of vacuum sound insulation in the using process, and can simultaneously utilize the mode of air suction holes to vacuumize and have good sound insulation performance; and the utility model discloses novel structure, design scientific and reasonable, convenient to use has stronger practicality.

The utility model discloses a following technical scheme realizes:

the utility model provides a resistance to compression vacuum brazing composite sheet gives sound insulation, includes vacuum layer, core and panel, the vacuum core that the vacuum layer formed for adjacent cross arc hollow tube array welding is adjacent the lateral wall bilateral symmetry has seted up the through-hole about the upper and lower arc wall of cross arc hollow tube, just the through-hole with communicate each other between the vacuum layer, just the vacuum layer is located both sides about link to each other through the mode of brazing between the core, both sides about the core the outside of core is connected with through the mode of brazing the panel, be equipped with the banding strip around the vacuum layer, just the banding strip through the mode of brazing with the sealed weld all around of panel, and be located through-hole one side the corresponding aspirating hole of having seted up on the banding strip, both sides about the outside end coating of panel has the puigging layer.

Preferably, semi-annular grooves which are in one-to-one correspondence are formed between every two adjacent groups of the cross-shaped arc-shaped hollow pipes, and the semi-annular grooves are communicated with the through holes.

Preferably, the panel is a metal composite plate, and the thickness of the panel is 0.5-2 mm.

Preferably, the core board is a high-temperature-resistant sound insulation board, and the thickness of the core board is 0.5-2 mm.

Preferably, the air exhaust holes are automatically sealed by low-temperature solder in a vacuum furnace according to the liquid sealing principle, and the low-temperature solder comprises low-temperature metal and alloy solder.

Preferably, the soundproof layer is a glass fiber soundproof layer, and the thickness of the soundproof layer is 0.1 to 0.2 mm.

The utility model has the advantages that:

through the use of the mutual cooperation of the parts such as the vacuum layer, the core plate, the panel, the cross arc-shaped hollow tube, the through hole, the edge sealing strip, the air exhaust hole and the semi-ring-shaped groove, the utility model discloses in the use process, the phenomenon that most of them are formed by compounding the metal plate in a multilayer overlapping welding mode is avoided, the vacuum sound insulation and heat insulation composite board has the advantages of light volume, raw material saving and low cost, and the mechanical property and the better combination of the vacuum sound insulation and heat insulation performance can be realized in the use process, and the vacuum pumping and sound insulation performance can be realized by utilizing the air exhaust hole;

and the utility model discloses novel structure, design scientific and reasonable, convenient to use has stronger practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of the present invention;

fig. 2 is a left side view of fig. 1 in the present invention;

fig. 3 is a right side view of fig. 1 of the present invention;

FIG. 4 is a front view of the cross-shaped arc hollow tube of the present invention;

FIG. 5 is a top view of the cross-shaped arc hollow tube of the present invention;

fig. 6 is a left side view of the cross-shaped arc-shaped hollow tube of the present invention.

In the figure: 1-vacuum layer, 2-core plate, 3-panel, 4-cross arc hollow tube, 5-through hole, 6-edge sealing strip, 7-air extraction hole and 8-semi-ring groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides a composite sheet that gives sound insulation resistance to compression vacuum brazing, including vacuum layer 1, core 2 and panel 3, vacuum layer 1 is the vacuum core that 4 array welding of adjacent cross arc hollow tube formed, lateral wall bilateral symmetry has seted up through-hole 5 about the upper and lower arc wall of adjacent cross arc hollow tube 4, and communicate each other between through-hole 5 and the vacuum layer 1, and vacuum layer 1 is located and links to each other through the mode of brazing between the upper and lower both sides core 2, the outside of upper and lower both sides core 2 is connected with panel 3 through the mode of brazing, vacuum layer 1 is equipped with banding strip 6 all around, and banding strip 6 is through the sealed welding all around of the mode of brazing and panel 3, and the corresponding bleeder vent 7 of having seted up on the banding strip 6 that is located through-hole 5 one side, the outside end coating of upper and lower both sides.

Specifically, semi-ring-shaped grooves 8 which are in one-to-one correspondence from top to bottom are formed between every two groups of adjacent cross-shaped hollow pipes 4, and the semi-ring-shaped grooves 8 are communicated with the through holes 5.

Specifically, the panel 3 is a metal composite plate, and the thickness of the panel 3 is 0.5-2 mm.

Specifically, the core plate 2 is a high-temperature resistant sound insulation plate, and the thickness of the core plate 2 is 0.5-2 mm.

Specifically, the air suction hole 7 is automatically sealed in a vacuum furnace by using low-temperature solder according to the liquid sealing principle, and the low-temperature solder includes low-temperature metal and alloy solder.

Specifically, the sound insulation layer is a glass fiber sound insulation layer, and the thickness of the sound insulation layer is 0.1-0.2 mm.

The working principle is as follows: when the utility model is used, the vacuum layer 1, the core plate 2 and the panels 3 are welded and connected by a brazing mode, wherein the vacuum layer 1 is a vacuum core formed by welding adjacent cross arc hollow tubes 4 in an array mode, the left and right side walls of the upper and lower arc walls of the adjacent cross arc hollow tubes 4 are symmetrically provided with through holes 5, the outer side ends of the upper and lower side panels 3 are coated with sound insulation layers, then the peripheries of the upper and lower panels 3 are sealed and brazed by utilizing the edge sealing strips 6, finally low-temperature solder is put at the air exhaust hole 7, one or a batch of composite boards are put into a vacuum furnace, the composite boards are heated firstly and then vacuumized to be below 0.1Pa, the temperature during the vacuumization is preferably above 300 ℃, so as to promote the elimination of gas in the vacuum layer 1, because the left and right side walls of the upper and lower arc walls of the adjacent cross arc hollow tubes 4 are symmetrically provided with the through holes 5, and the through holes 5 are communicated, semi-ring-shaped grooves 8 which are in one-to-one correspondence up and down are formed between every two groups of adjacent cross-shaped arc-shaped hollow pipes 4, the semi-ring-shaped grooves 8 are communicated with the through holes 5, the whole vacuum layer 1 can be communicated with each other, ventilated and vacuumized, then the temperature is raised to the sealing temperature, the low-temperature solder is melted to automatically seal the air exhaust holes 7, the temperature is reduced along with a furnace, the vacuum cavity layer is hermetically sealed after the low-temperature solder is solidified, and the vacuum furnace is opened to obtain;

the utility model discloses a vacuum layer 1 is through the vacuum core that adjacent cross arc hollow tube 4 array welding formed, the structure is more firm stable, non-deformable, especially under the effect of upper and lower core 2, the interconnection between adjacent cross arc hollow tube 4, and the interaction, mutual support have constituted a firm whole, have mechanical properties such as good anti malleation, anti negative pressure, anti-shear, bending resistance, have very big advantage in the aspect of resisting impact, energy absorption and dissipation, make the utility model discloses a composite sheet has better compressive strength, has reduced the weight of composite sheet simultaneously; the core plate 2 is a high-temperature-resistant sound insulation plate, the thickness of the core plate 2 is 0.5-2mm, the outer side ends of the upper side plate and the lower side plate 3 are coated with sound insulation layers, the sound insulation layers are glass fiber sound insulation layers, and the thickness of the sound insulation layers is 0.1-0.2mm, so that the composite plate has better sound insulation performance;

the vacuum layer 1 arranged in the above way can achieve structural strength, save manufacturing raw materials, fully utilize the vacuumized areas of the cross arc-shaped hollow pipe 4 and the semi-ring-shaped groove 8 formed by the vacuum layer 1, and achieve the purpose of realizing optimal sound insulation, heat insulation and heat preservation by maximally utilizing the vacuum area;

and then under the design and the use of above-mentioned structure, the utility model discloses in carrying out the use, having avoided mostly carrying out the phenomenon that multilayer stack welding mode is compound to form through the metal sheet, have light in volume, save raw materials, advantage with low costs, can give sound insulation to mechanical properties and vacuum moreover the better combination of thermal-insulated thermal insulation performance in carrying out the use, can utilize the mode of aspirating hole 7 to carry out evacuation and sound insulation performance simultaneously and be good.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a resistance to compression vacuum brazing composite sheet gives sound insulation, includes vacuum layer (1), core (2) and panel (3), its characterized in that: the vacuum layer (1) is a vacuum core formed by welding adjacent cross arc hollow pipes (4) in an array manner, through holes (5) are symmetrically formed in the two sides of the left side wall and the right side wall of the upper arc wall and the lower arc wall of each adjacent cross arc hollow pipe (4), the through holes (5) are communicated with the vacuum layer (1), the vacuum layer (1) is positioned at the upper side and the lower side, the core plates (2) are connected with each other in a brazing mode, the outer sides of the core plates (2) at the upper side and the lower side are connected with the face plate (3) in a brazing mode, edge sealing strips (6) are arranged on the periphery of the vacuum layer (1), and the edge banding (6) is welded with the periphery of the panel (3) in a sealing way by brazing, and the edge sealing strip (6) positioned on one side of the through hole (5) is correspondingly provided with an air suction hole (7), and the outer ends of the upper side and the lower side of the panel (3) are coated with a sound insulation layer.

2. A sound-insulating compression-resistant vacuum brazing composite panel according to claim 1, wherein: semi-ring-shaped grooves (8) which are in one-to-one correspondence from top to bottom are formed between every two adjacent groups of the cross-shaped arc-shaped hollow pipes (4), and the semi-ring-shaped grooves (8) are communicated with the through holes (5).

3. A sound-insulating compression-resistant vacuum brazing composite panel according to claim 1, wherein: the panel (3) is a metal composite plate, and the thickness of the panel (3) is 0.5-2 mm.

4. A sound-insulating compression-resistant vacuum brazing composite panel according to claim 1, wherein: the core plate (2) is a high-temperature-resistant sound-insulation plate, and the thickness of the core plate (2) is 0.5-2 mm.

5. A sound-insulating compression-resistant vacuum brazing composite panel according to claim 1, wherein: the air suction hole (7) is automatically sealed in a vacuum furnace by using low-temperature solder according to the liquid sealing principle.

6. A sound-insulating compression-resistant vacuum brazing composite panel according to claim 1, wherein: the soundproof layer is a glass fiber soundproof layer, and the thickness of the soundproof layer is 0.1-0.2 mm.