CN216318236U - Foaming silica gel artificial breast, brassiere and forming die - Google Patents
Foaming silica gel artificial breast, brassiere and forming die Download PDFInfo
- Publication number
- CN216318236U CN216318236U CN202023317622.7U CN202023317622U CN216318236U CN 216318236 U CN216318236 U CN 216318236U CN 202023317622 U CN202023317622 U CN 202023317622U CN 216318236 U CN216318236 U CN 216318236U
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- artificial breast
- silica gel
- reinforcing layer
- foaming
- artificial
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- 210000000481 breast Anatomy 0.000 title claims abstract description 120
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000000741 silica gel Substances 0.000 title claims abstract description 44
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 44
- 238000005187 foaming Methods 0.000 title claims abstract description 42
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 58
- 239000004744 fabric Substances 0.000 claims abstract description 29
- 239000000835 fiber Substances 0.000 claims abstract description 25
- 229920001296 polysiloxane Polymers 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 239000004809 Teflon Substances 0.000 claims description 5
- 229920006362 Teflon® Polymers 0.000 claims description 5
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 claims description 3
- 239000004816 latex Substances 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- -1 polypropylene, ethylene-vinyl acetate Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims description 3
- 229920001897 terpolymer Polymers 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 230000037303 wrinkles Effects 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000009958 sewing Methods 0.000 abstract description 3
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 7
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 7
- 239000000499 gel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000844 anti-bacterial effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010006187 Breast cancer Diseases 0.000 description 1
- 208000026310 Breast neoplasm Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000010097 foam moulding Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Prostheses (AREA)
Abstract
The utility model discloses a foaming silica gel artificial breast, a bra and a forming die, wherein the artificial breast comprises an artificial breast body, a first reinforcing layer adhered to the upper surface of the artificial breast body and a second reinforcing layer adhered to the lower surface of the artificial breast body, the artificial breast body is made of foaming silica gel, and the first reinforcing layer and the second reinforcing layer are both melt-blown fiber cloth layers. According to the foaming silica gel artificial breast provided by the utility model, the first reinforcing layer with high tearing resistance is bonded on the upper surface of the artificial breast body, and the second reinforcing layer with high tearing resistance is bonded on the lower surface of the artificial breast body, so that the integral tearing resistance of the foaming silica gel artificial breast is enhanced, the problem that a foaming silica gel product is generally easy to tear is solved, and the service life is prolonged; the melt-blown fiber cloth has better fit degree with the breast prosthesis body, can not wrinkle, has good hand feeling and does not need sewing.
Description
Technical Field
The utility model relates to the field of artificial breasts, in particular to a foaming silica gel artificial breast, a bra and a forming mold.
Background
Many breast cancer patients need to wear a breast prosthesis to present after mastectomy in order to maintain the same shape as a normal person in daily life. Most of the artificial breasts on the market at present are prosthesis artificial breasts formed by combining a silicone gel material and a TPU (thermoplastic polyurethane elastomer rubber) film. Such silicone gel breast prostheses have poor air permeability; the conventional silicone gel artificial breast has high specific gravity and strong load bearing feeling when worn; after the common silicone gel artificial breast is used for a long time, the TPU film is seriously yellowed and aged, and the phenomena of breakage of the TPU bag body and the like can be caused by slight carelessness in use; the common silicone gel breast skin TPU film can cause the TPU film to break if meeting (sharp objects, nails when wearing, and the like). There are also lightweight silica gel artificial breasts in the market, generally two thirds of the weight of the silica gel artificial breast, but the manufacturing cost is much higher than that of the common silica gel artificial breast, and meanwhile, a TPU film is required to coat, and the air permeability is still poor.
There are other light artificial breasts in the market, but the artificial breast has many defects, such as filling cotton and sponge into a cloth bag for compression molding, foaming silica gel for foam molding and other types of artificial breasts. The first artificial breast meets the light and breathable condition, but has a very random shape and is insufficient in shape after being worn by a patient; the second breast prosthesis form is perfect, but the sponge contains components harmful to human body, and the health is influenced after long-term use; the third artificial breast has light weight and good hand feeling, but the foamed silica gel has poor tearing strength due to the porous structure, and bacteria are easy to breed between pores because of not being cleaned, so the third artificial breast is easy to mildew and causes health problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a foaming silica gel artificial breast, a bra and a forming mold, and the technical scheme is as follows:
the utility model provides a foaming silica gel artificial breast, which comprises an artificial breast body, a first reinforcing layer adhered to the upper surface of the artificial breast body and a second reinforcing layer adhered to the lower surface of the artificial breast body, wherein the artificial breast body is made of foaming silica gel, and the first reinforcing layer and the second reinforcing layer are both melt-blown fiber cloth layers.
Furthermore, the material of the first reinforcing layer and the material of the second reinforcing layer are both one of polystyrene, polypropylene, ethylene-vinyl acetate copolymer, polyethylene-octene copolymer, styrene-butadiene-styrene terpolymer and polyurethane.
Further, the tear strength of the first reinforcing layer is 60 to 70N.
Further, the tear strength of the second reinforcing layer is 60 to 70N.
Further, the density of the artificial breast body is 0.1-0.2 grams per square centimeter.
Furthermore, the upper surface of the artificial breast body is a concave surface, the lower surface of the artificial breast body is a convex surface, the radian of the first reinforcing layer is the same as that of the concave surface of the artificial breast body, and the radian of the second reinforcing layer is the same as that of the convex surface of the artificial breast body.
Furthermore, a plurality of air holes penetrating through the artificial breast body in the thickness direction are formed in the artificial breast body.
The utility model also provides a bra which comprises the foaming silica gel artificial breast.
The utility model also provides a forming die of the foaming silica gel artificial breast, which comprises an upper die and a lower die which are oppositely arranged up and down, wherein the lower surface of the upper die is a convex surface, the inner surface of the lower die is a concave surface, anti-sticking layers are respectively arranged on the lower surface of the upper die and the inner surface of the lower die, and a closed cavity for containing the foaming silica gel is formed after the upper die and the lower die are closed.
Furthermore, the anti-sticking layer is made of Teflon.
The technical scheme provided by the utility model has the following beneficial effects:
according to the foaming silica gel artificial breast provided by the utility model, the first reinforcing layer with high tearing resistance is bonded on the upper surface of the artificial breast body, and the second reinforcing layer with high tearing resistance is bonded on the lower surface of the artificial breast body, so that the integral tearing resistance of the foaming silica gel artificial breast is enhanced, the problem that a foaming silica gel product is generally easy to tear is solved, and the service life is prolonged; the melt-blown fiber cloth has better fit degree with the breast prosthesis body, can not wrinkle, has good hand feeling and does not need sewing.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a cross-sectional view of a foamed silicone latex prosthesis provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic view of an upper mold provided by an embodiment of the present invention;
FIG. 3 is a schematic view of a lower mold provided by an embodiment of the present invention;
FIG. 4 is an exploded view of an upper mold and a lower mold provided in accordance with an embodiment of the present invention;
fig. 5 is a schematic diagram of the upper mold and the lower mold after being closed according to the embodiment of the present invention.
Wherein the reference numerals include: 1-breast prosthesis body, 2-first reinforcing layer, 3-second reinforcing layer, 4-upper die, 41-upper die lower surface, 5-lower die, 51-lower die inner surface.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.
In an embodiment of the utility model, a foaming silica gel artificial breast is provided, and the specific structure is shown in fig. 1, which comprises an artificial breast body 1, a first reinforcing layer adhered to the upper surface of the artificial breast body 1, and a second reinforcing layer adhered to the lower surface of the artificial breast body 1, wherein the upper surface of the artificial breast body 1 faces to the skin of a human body and is concave, and the lower surface of the artificial breast body 1 is far away from the skin of the human body and is convex.
The first reinforcing layer and the second reinforcing layer are both melt-blown fiber cloth layers, and the first reinforcing layer and the second reinforcing layer are both made of one of polystyrene, polypropylene, ethylene-vinyl acetate copolymer, polyethylene-octene copolymer, styrene-butadiene-styrene terpolymer and polyurethane. The material of the first reinforcing layer is the same as that of the second reinforcing layer, or the material of the first reinforcing layer is different from that of the second reinforcing layer.
The tear strength of the first reinforcing layer is 60-70N, the tear strength of the second reinforcing layer is 60-70N, the integral tear strength of the artificial breast is greatly enhanced, and a supporting effect and a tear-resistant effect are achieved. The melt-blown fiber cloth positioned on the upper surface and the lower surface of the artificial breast body 1 is well attached to the artificial breast body 1, cannot wrinkle and has good hand feeling; the artificial breast has thicker edge, no inward turning of the edge and good integral aesthetic degree.
The artificial breast body 1 is provided with a concave surface and a convex surface, the melt-blown fiber cloth of the first reinforcing layer is concave inwards, and the radian of the melt-blown fiber cloth is the same as that of the concave surface of the artificial breast body 1; the radian of the melt-blown fiber cloth of the second reinforcing layer is the same as that of the convex surface of the artificial breast body 1.
The density of the artificial breast body 1 is 0.1-0.2 g per square centimeter. The artificial breast body 1 is formed by foaming silica gel, has a plurality of tiny air holes inside, and has the advantages of good air permeability, low gram weight, good wearing comfort, good hand feeling and good support property. Preferably, the artificial breast body 1 is provided with a through hole penetrating through the artificial breast body in the thickness direction so as to better ventilate.
The utility model also provides a forming die of the foaming silica gel artificial breast, which comprises an upper die 4 and a lower die 5 which are oppositely arranged up and down, wherein the lower surface 41 of the upper die is a convex surface, the inner surface 51 of the lower die is a concave surface, the lower surface 41 of the upper die and the inner surface 51 of the lower die are both provided with anti-sticking layers, and a closed cavity for containing the foaming silica gel is formed after the upper die and the lower die are closed. The anti-sticking layer is made of Teflon.
The lower surface of the upper die protrudes downwards, and the radian of the lower surface is consistent with that of the convex surface of the artificial breast body 1, as shown in figure 2; the inner surface of the lower die is concave inwards, and the radian of the inner surface is consistent with that of the concave surface of the artificial breast body 1, see figure 3; the upper and lower dies cooperate, see fig. 4 and 5.
In another embodiment provided by the utility model, a foaming silica gel artificial breast is provided, wherein the first reinforcing layer 2 positioned on the upper surface of the artificial breast body 1 is formed by polystyrene, and the second reinforcing layer 3 positioned on the lower surface of the artificial breast body 1 is formed by ethylene-vinyl acetate copolymer, so that the tear strength of the artificial breast is improved, no wrinkles are generated, and the hand feeling is good.
In another embodiment provided by the utility model, a foaming silica gel artificial breast is provided, wherein the first reinforcing layer 2 positioned on the upper surface of the artificial breast body 1 is formed by polyethylene-octene copolymer, and the second reinforcing layer 3 positioned on the lower surface of the artificial breast body 1 is formed by ethylene-vinyl acetate copolymer, so that the tear resistance of the artificial breast is improved, no wrinkles are generated, and the artificial breast has good hand feeling.
In another embodiment provided by the utility model, the surface of the first reinforcing layer 2 far away from the artificial breast body 1 and/or the surface of the second reinforcing layer 3 far away from the artificial breast body 1 can be adhered with antibacterial cloth, so that the foamed silicone artificial breast has an antibacterial effect, and the antibacterial cloth is available on the market. The antibacterial cloth is adhered to the first reinforcing layer and the second reinforcing layer through adhesives.
The utility model also provides a bra which comprises the foaming silica gel artificial breast.
The preparation method of the foaming silica gel artificial milk provided by the utility model comprises the following steps:
s1: firstly, anti-sticking layers are arranged on the lower surface of an upper die of the forming die and the inner surface of a lower die of the forming die, the material of the anti-sticking layers is preferably Teflon, and the Teflon is quickly cured into the anti-sticking layers; then melting the melt-blown fiber cloth base materials for preparing the first reinforcing layer and the second reinforcing layer at high temperature, and then respectively spraying the melt-blown fiber cloth base materials on the lower surface of an upper die of a forming die and the inner surface of a lower die of the forming die to form melt-blown fiber cloth with an arc structure on the lower surface of the upper die and the inner surface of the lower die, wherein the radian of the melt-blown fiber cloth on the lower surface of the upper die is the same as that of the inner surface of the upper die, and the radian of the melt-blown fiber cloth on the lower surface of the lower die is the same as that of the inner surface of the lower die; wherein the melting temperature of the melt-blown fiber cloth base material is 160-260 ℃.
S2: and (4) pouring the foaming silica gel liquid into a lower mold cavity of the forming mold in the step S1, closing the upper mold in the step S1 to foam and form the foaming silica gel liquid in the mold cavity, and demolding after the reaction time is over to obtain the foaming silica gel artificial breast, wherein the melt-blown fiber cloth is bonded to the foaming silica gel liquid in the mold cavity during foaming, and the melt-blown fiber cloth is bonded to the upper surface and the lower surface of the silica gel artificial breast during demolding. The anti-sticking layer is arranged, so that the foamed and vulcanized artificial breast body 1 can be easily separated from the lower surface of the upper die of the forming die and the inner surface of the lower die of the forming die, and the integrity of the melt-blown fiber cloth on the upper surface and the melt-blown fiber cloth on the lower surface of the artificial breast is maintained.
After foaming silica gel liquid enters gaps of the melt-blown fiber cloth, the melt-blown fiber cloth positioned on the upper layer is bonded with the upper surface of the artificial breast body 1 to form a first reinforcing layer 2, and the melt-blown fiber cloth positioned on the lower layer is bonded with the lower surface of the artificial breast body 1 to form a second reinforcing layer 3, so that the integral tear strength of the artificial breast is greatly enhanced, and a supporting effect and a tear-proof effect are achieved; the melt-blown fiber cloth positioned on the upper surface and the lower surface of the artificial breast body 1 is well attached to the artificial breast body 1, cannot wrinkle and has good hand feeling; the artificial breast has thicker edge, no inward turning of the edge and good integral aesthetic degree. The first reinforcing layer 2, the artificial breast body 1 and the second reinforcing layer 3 are bonded to form an integral structure, so that the first reinforcing layer 2, the artificial breast body 1 and the second reinforcing layer 3 do not need to be sewn in the later period, and the operation procedures are reduced.
The first reinforcing layer with strong tearing resistance is bonded on the upper surface of the artificial breast body 1, and the second reinforcing layer with strong tearing resistance is bonded on the lower surface of the artificial breast body, so that the integral tearing resistance of the foamed silica gel artificial breast is enhanced, the problem that a foamed silica gel product is generally easy to tear is solved, and the service life is prolonged; the melt-blown fiber cloth has better fit degree with the breast prosthesis body, can not wrinkle, has good hand feeling and does not need sewing.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a foaming silica gel artificial breast, its characterized in that is in including artificial breast body (1), bonding first enhancement layer (2) and the bonding of artificial breast body (1) upper surface are in second enhancement layer (3) of artificial breast body (1) lower surface, the material of artificial breast body (1) is foaming silica gel, first enhancement layer (2) and second enhancement layer (3) are the melt-blown fibre cloth layer.
2. The foaming silicone latex prosthesis according to claim 1, wherein the first reinforcing layer (2) and the second reinforcing layer (3) are made of one of polystyrene, polypropylene, ethylene-vinyl acetate copolymer, polyethylene-octene copolymer, styrene-butadiene-styrene terpolymer and polyurethane.
3. The foamed silicone artificial breast according to claim 1, wherein the tear strength of the first reinforcing layer (2) is 60-70N.
4. The foamed silicone latex prosthesis according to claim 1, wherein the tear strength of the second reinforcing layer (3) is 60-70N.
5. The foaming silica gel artificial breast of claim 1, wherein the density of the artificial breast body (1) is 0.1-0.2 grams per square centimeter.
6. The foaming silica gel artificial breast of claim 1, wherein the upper surface of the artificial breast body (1) is a concave surface, the lower surface of the artificial breast body (1) is a convex surface, the radian of the first reinforcing layer (2) is the same as that of the concave surface of the artificial breast body (1), and the radian of the second reinforcing layer (3) is the same as that of the convex surface of the artificial breast body (1).
7. The foaming silica gel artificial breast of claim 1, wherein the artificial breast body (1) is provided with a plurality of air holes penetrating through the thickness direction of the artificial breast body.
8. A brassiere, characterized in that, includes the foaming silica gel artificial breast of any one of claims 1-7.
9. The forming mold for the foaming silicone artificial breast according to any one of claims 1 to 7, characterized by comprising an upper mold (4) and a lower mold (5) which are oppositely arranged up and down, wherein the lower surface of the upper mold (4) is a convex surface, the inner surface of the lower mold (5) is a concave surface, anti-sticking layers are respectively arranged on the lower surface of the upper mold (4) and the inner surface of the lower mold (5), and a closed cavity for containing the foaming silicone is formed after the upper mold (4) and the lower mold (5) are closed.
10. The mold for molding foaming silicone artificial breast of claim 9, wherein the anti-sticking layer is made of teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317622.7U CN216318236U (en) | 2020-12-31 | 2020-12-31 | Foaming silica gel artificial breast, brassiere and forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317622.7U CN216318236U (en) | 2020-12-31 | 2020-12-31 | Foaming silica gel artificial breast, brassiere and forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216318236U true CN216318236U (en) | 2022-04-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023317622.7U Active CN216318236U (en) | 2020-12-31 | 2020-12-31 | Foaming silica gel artificial breast, brassiere and forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216318236U (en) |
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- 2020-12-31 CN CN202023317622.7U patent/CN216318236U/en active Active
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