CN212104457U

CN212104457U - High-strength corrosion-resistant product and preparation device thereof

Info

Publication number: CN212104457U
Application number: CN201922470530.3U
Authority: CN
Inventors: 林孝发; 林孝山; 李�浩; 李伟宇; 李日红
Original assignee: Jomoo Kitchen and Bath Co Ltd
Current assignee: Jomoo Kitchen and Bath Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-08
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a high-strength corrosion-resistant product and a preparation device thereof, wherein the high-strength corrosion-resistant product comprises thermosetting resin and metal coated in the thermosetting resin; the thermosetting resin has a dense surface and foam pores inside, the resin comprises a first area in contact with the metal surface, a second area in contact with the outer surface of the resin and a third area positioned between the first area and the second area, wherein the size of the foam pores of the first area is larger than that of the foam pores of the second area; the cell size of the second zone is larger than the cell size of the third zone. The utility model discloses product high strength ability reinforce, corrosion resisting ability reinforce and easy cleanness.

Description

High-strength corrosion-resistant product and preparation device thereof

Technical Field

The utility model relates to a corrosion-resistant goods of high strength and preparation facilities thereof.

Background

The bathroom floor drain material is mainly made of metal materials such as stainless steel, copper-zinc alloy and the like and plastic materials, wherein the common plastic (PP/ABS/PVC) floor drain has poor texture, low density, and no high temperature resistance or scratch resistance; stainless steel floor drains and electroplated floor drains are not resistant to acid corrosion and are easy to rust; the surface treatment process (spraying and the like) of the metal material is easy to fall off.

To above problem, the body floor drain is produced by:

1. high performance thermoplastic materials: polyphenylene Sulfide (PPS), Polyoxymethylene (POM), tetramethylene terephthalate (PBT), and the like; the high-performance thermoplastic materials have excellent performance, but have the defects of poor texture, strong plastic texture, general impact resistance, high energy consumption and the like;

2. special ceramic floor drain: such as zirconia ceramic floor drains; however, they have low strength, poor impact resistance, insufficient stain resistance, large energy consumption, and the like.

3. Other thermosetting materials: after injection molding or die pressing, the brittleness is high, the strength is low, the stain resistance is poor, the appearance quality is poor and the like.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a corrosion-resistant goods of high strength.

The utility model provides an adopted technical scheme of its technical problem is:

a high strength corrosion resistant article comprising a thermosetting resin, and a metal encapsulated in the thermosetting resin; the thermosetting resin has a dense surface and foam pores inside, the resin comprises a first area in contact with the metal surface, a second area in contact with the outer surface of the resin and a third area positioned between the first area and the second area, wherein the size of the foam pores of the first area is larger than that of the foam pores of the second area; the cell size of the second zone is larger than the cell size of the third zone.

In the preferred embodiment of the present invention, the size of the cells ranges from 10um to 1000 um.

In a preferred embodiment of the present invention, the metal comprises at least one of iron or stainless steel.

In a preferred embodiment of the present invention, the high-strength corrosion-resistant product includes at least one of a floor drain, a basin, a shelf, and a urinal.

The utility model discloses still provide a device for preparing aforementioned corrosion-resistant goods of high strength, it includes the mould, the mould have and to imbed the electromagnetic heating device that separates the empty heating to the metal in the resin.

The utility model discloses an embedded metal structure, imbed the high strength stainless steel structure cladding to the inside of goods and carry out inside and outside simultaneous heating treatment, can show the intensity that promotes the product, avoid corroding, can show again that improvement product surface quality is improved, promote product surface compactness, promote resistant dirty, corrosion resisting property of promotion; simultaneously the utility model discloses a micropore foaming structure realizes "two sandwich" structure, can promote the toughness and the shock resistance of material when cost saving, density reduce. The principle is as follows:

1. micro-nano pore foaming structure-toughening:

the microporous structure can produce a large amount of silver veins when the product receives the impact, and a large amount of energy can be absorbed to this process, slows down the injury that the impact brought: when the micropores are uniformly distributed in the material, the stress field is not uniform, the force at the impact point can be consumed to other micropore structures through the micro-nano pore structure, a large amount of silver lines are gradually generated, the stress diffusion is stopped, destructive cracks or cracking cannot be generated, and the macroscopic expression means that when the material is impacted by external force or high and low temperature internal stress, the material can be self-digested and buffered, the toughness is enhanced, the phenomena of product cracking and the like cannot be generated; the core-shell polymer is preferably selected, so that the phenomenon that AC or supercritical gas forms nucleation points on the surface of the glass fiber to form defects is avoided;

2. double "sandwich" structure-toughening/cost/density reduction:

the utility model discloses inside foaming shaping, surface skinning construct the cellular sandwich structure: the upper surface and the lower surface are not foamed, the surface crust is compact and uniform, a sandwich structure is formed inside the plate, meanwhile, a metal structure is embedded, thermosetting modified resin is coated outside the plate, a more stable sandwich structure is formed, and the whole structure is more stable.

The product of the utility model has excellent corrosion resistance, high strength, good surface quality, low density and low cost; the strength and impact resistance of the product can be better improved by adopting the core-shell polymer microcellular foaming structure, the strength and bearing capacity of the product can be obviously improved by adopting a metal embedded structure heating mode, and the surface defect, the product quality and the corrosion resistance and corrosion resistance of the product can be improved by adopting the structure.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

Detailed Description

Referring to fig. 1, the schematic structural diagram of the present invention, in this embodiment, is a floor drain, which includes a thermosetting resin body 1 and a metal 2 located in the body.

Referring to fig. 2, the metal 2 is embedded in the middle of the thermosetting resin body 1, and the metal 2 is stainless steel, and the shape of the metal is matched with that of the floor drain. The thermosetting resin body 1 includes an upper surface 240 and a lower surface 280, which are dense surfaces. The region of the thermosetting resin body 1 near the upper surface of the metal 2 is an upper first region 210, a region near the upper surface 240 is an upper second region 230, and an upper third region 220 is between the upper first region 210 and the upper second region 230, wherein the size of the air holes 211 in the upper first region 210 is larger than the size of the air holes 231 in the upper second region 220, and the size of the air holes 231 in the upper second region 230 is larger than the size of the air holes 221 in the upper third region 220.

Similarly, the region of the thermosetting resin body 1 near the lower surface of the metal 2 is a lower first zone 250, the region near the lower surface 280 is a lower second zone 270, and the region between the lower first zone 250 and the lower second zone 270 is a lower third zone 260, wherein the size of the air holes 251 in the lower first zone 250 is larger than the size of the air holes 271 in the lower second zone 270, and the size of the air holes 271 in the lower second zone 270 is larger than the size of the air holes 271 in the lower third zone 270.

The sizes of the pores in the above-mentioned regions are average sizes.

The utility model is prepared by the following method:

1) forming a metal sample sheet: punching and forming a metal sample to prepare an embedded structure module;

2) compression molding: the mould preheats, will wait to foam bulk resin, metal embedding module, wait to foam bulk resin and put into the mould fixedly (sandwich structure) in proper order, and wherein metal embedding module can be fixed to in the mould, and the upper/lower mould of mould has electromagnetic heating device, can separate empty heating to the metal embedding module of embedding into in the resin. Then, the grinding tool and the metal are heated to the thermosetting molding temperature of the resin, and then the metal temperature is independently increased by 5-20 ℃ by utilizing an electromagnetic heating device. Exhausting and maintaining the pressure for 50-300 s;

3) and (3) flash treatment: taking out and cooling the product and then carrying out flash treatment.

Results

The utility model discloses floor drain corrosion resistance is good/the hydrophobicity is good, is difficult for external environment corruption and pollution, and intensity is high, shock resistance is good, hydrophobic easy clean, and product performance advantage is big for traditional stainless steel floor drain, and this material floor drain adopts mould pressing or injection molding process simultaneously, and product structure designability is strong, the outward appearance colour can be designed, has the performance that stainless steel or metal floor drain can't reach;

example 2

The preparation method is the same as example 1, except that in this example, the product is a urinal.

The urinal made of the material has the advantages of low product density, high impact resistance, difficult crushing, convenient transportation, good hydrophobicity, easy cleaning, good corrosion resistance, difficult corrosion and rusting, and obvious comprehensive performance advantage compared with common ceramic urinals and stainless steel urinals; simultaneously, compared with stainless steel urinals and ceramic urinals, the material has a series of advantages of better dimensional stability, strong designability of color, low production energy consumption and the like.

Claims

1. A high strength corrosion resistant article characterized by: comprises thermosetting resin and metal coated in the thermosetting resin; the thermosetting resin has a dense surface and foam pores inside, the resin comprises a first area in contact with the metal surface, a second area in contact with the outer surface of the resin and a third area positioned between the first area and the second area, wherein the size of the foam pores of the first area is larger than that of the foam pores of the second area; the cell size of the second zone is larger than the cell size of the third zone.

2. A high strength corrosion resistant article according to claim 1, wherein: the size of the cells ranges from 10um to 1000 um.

3. A high strength corrosion resistant article according to claim 1, wherein: the metal comprises at least one of iron or stainless steel.

4. A high strength corrosion resistant article according to claim 1, wherein: the high-strength corrosion-resistant product comprises at least one of a floor drain, a counter basin, a storage rack and a urinal.

5. An apparatus for manufacturing a high-strength corrosion-resistant article according to any one of claims 1 to 4, wherein: comprises a mold having an electromagnetic heating device for heating a metal embedded in a resin in a spaced manner.