CN215532175U - 81 facet diamond with internal eight-heart and eight-arrow structure - Google Patents
81 facet diamond with internal eight-heart and eight-arrow structure Download PDFInfo
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- CN215532175U CN215532175U CN202121357131.7U CN202121357131U CN215532175U CN 215532175 U CN215532175 U CN 215532175U CN 202121357131 U CN202121357131 U CN 202121357131U CN 215532175 U CN215532175 U CN 215532175U
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Abstract
The utility model provides an 81-facet diamond with an eight-heart and eight-arrow structure inside, which comprises a crown part, a pavilion part and a waist connecting the crown part and the pavilion part, wherein: the number of crown cutting surfaces is 57, and the number of pavilion cutting surfaces is 24; the crown is of a symmetrical structure, the crown top is provided with 1 octagonal table top, the side surface of the crown is provided with 8 crown kite-shaped cutting surfaces, 8 crown trapezoidal cutting surfaces, 8 crown pentagonal cutting surfaces, 16 crown triangular cutting surfaces and 16 crown trilateral cutting surfaces; the waist is round; pavilion is symmetrical structure, includes: 8 pavilion quadrangular cutting surfaces sharing a vertex, and 16 pavilion triangular cutting surfaces. The diamond with the structure overcomes the defects that the existing diamond light cannot be transmitted and reflected in all directions, the refraction times are few, the brightness, the fire chroma and the flicker degree are dark, and the like, and improves the brightness, the fire chroma and the flicker degree of the diamond.
Description
Technical Field
The utility model relates to a cut diamond structure, in particular to an 81 facet diamond with an eight-heart and eight-arrow structure inside.
Background
The diamond has very high refractive index and strong dispersion, but can emit light incomparably only by being finely cut by a polisher, and the traditional diamond on the market mostly comprises 57 cut facets and mainly circular bright cut, wherein the traditional diamond comprises 3 parts, namely a waist (frosted edge), 33 facets on a crown part and 24 facets on a pavilion part. The traditional diamond cutting and polishing process has rough waist, less cutting facets, less refraction times, and dull brightness, color intensity and flicker.
Therefore, how to achieve the omnibearing transmission and reflection of light, reasonably and effectively improve the brightness, the fire chroma and the scintillation of the diamond and show the most shining brilliance of the diamond is a technical problem which is difficult to solve all the time, and based on the defects of the existing diamond, the existing diamond needs to be improved.
Therefore, based on the above-mentioned drawbacks of the existing 57-cut diamonds, there is a need for improvements to the existing 57-cut diamonds.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an 81-facet diamond with an eight-heart and eight-arrow structure inside, which solves the problems existing in the prior 57-facet diamond: rough waist, less cut facets, incapability of omni-directional transmission and reflection of diamond rays, less refraction times, dull brightness, fire chroma and flicker and the like.
In order to realize the purpose, the utility model is realized by the following technical scheme: an 81 facet diamond with an eight-heart and eight-arrow structure inside comprises a crown part, a pavilion part and a waist part, wherein the waist part is connected with the crown part and the pavilion part, the number of cutting surfaces of the crown part is 57, the number of cutting surfaces of the pavilion part is 24, the cutting surfaces are 81, and the waist part is circular; the crown is of a symmetrical structure, the crown top is provided with 1 octagonal table top, the side surface of the crown is provided with 8 crown kite-shaped cutting surfaces, 8 crown trapezoidal cutting surfaces, 8 crown pentagonal cutting surfaces, 16 crown triangular cutting surfaces and 16 crown trilateral cutting surfaces; the crown kite-shaped cutting surface is hexagonal, the upper vertex and the lower vertex of the hexagon are respectively positioned on the table top and the waist, and six edges of the crown kite-shaped cutting surface are respectively connected with 2 crown trapezoidal cutting surfaces, 2 crown pentagonal cutting surfaces and 2 crown triangular cutting surfaces; four edges of the crown trapezoidal cutting surface are respectively connected with the table top, the 2 crown kite-shaped cutting surfaces and the crown pentagonal cutting surface; five sides of the crown pentagonal cutting surface are respectively connected with the crown trapezoidal cutting surface, the 2 crown kite-shaped cutting surfaces and the 2 crown triangular cutting surfaces; three sides of the crown triangular cutting surface are respectively connected with the crown kite-shaped cutting surface, the crown pentagonal cutting surface and the crown trilateral cutting surface; three sides of the crown triangular cutting surface are respectively connected with the crown triangular cutting surface, the crown triangular cutting surface and the waist;
the pavilion is a symmetrical structure, and comprises: 8 pavilion quadrilateral cutting surfaces sharing a vertex and 16 pavilion trilateral cutting surfaces sharing a vertex; the pavilion quadrilateral cutting surface is a quadrilateral, and the upper vertex and the lower vertex of the quadrilateral are respectively positioned on a pavilion tip and a pavilion waist;
four sides of the pavilion quadrilateral cutting surfaces are respectively connected with 2 adjacent pavilion quadrilateral cutting surfaces and 2 adjacent pavilion trilateral cutting surfaces; the three sides of the pavilion part trilateral cutting surface are respectively connected with the pavilion part quadrilateral cutting surface, the pavilion part trilateral cutting surface and the waist;
in one embodiment, 65-100 auxiliary small cut surfaces are longitudinally formed on the waist; the auxiliary small cutting surfaces of the waist are of a quadrilateral structure, and the upper side and the lower side of the auxiliary small cutting surfaces of the waist are respectively connected with the crown trilateral cutting surface and the pavilion trilateral cutting surface.
In one embodiment, the mesa is a regular 8-sided polygon.
In one embodiment, the kite-shaped cut surface of the crown is a hexagon with at least one group of adjacent sides being equal.
In one embodiment, the ratio of the width of the mesa to the waist diameter: 55 to 57 percent.
In one embodiment, the ratio of the thickness of the waist to the width of the diameter of the waist is: 3 to 4.5 percent.
In one embodiment, the cross-section of the crown portion has an angle of 32.5-34.9 ° with the horizontal plane. .
In one embodiment, the cross section of the pavilion forms an included angle of 40.6-41.2 degrees with the horizontal plane.
In one embodiment, the ratio of the height of the crown to the diameter of the waist, h2/d 1: 13 to 16 percent.
In one embodiment, the ratio of the height of the pavilion to the diameter of the girdle h1/d 1: 42 to 44 percent.
The utility model has the beneficial effects that: the diamond light can be transmitted and reflected in all directions, the refraction times are more, the brightness, the fire chroma and the flicker degree of the diamond are high, the shining of the diamond is shown, and eight heart-shaped and eight arrow figures can be observed by using a special cutting mirror.
Drawings
FIG. 1 is a perspective view of a diamond according to the present invention.
FIG. 2 is a top view of a diamond of the present invention.
Fig. 3 is a schematic cross-sectional view along line AA of fig. 2.
Fig. 4 is a schematic cross-sectional view of fig. 2 along line BB.
FIG. 5 is a bottom view of the diamond of the present invention.
FIG. 6 is a schematic view of the diamond of the present invention in which eight cores are observed.
FIG. 7 is a schematic view of the diamond of the present invention with eight arrows observed.
FIG. 8 is a perspective view of a diamond of the present invention.
Description of the main element symbols:
1 mesa, 2 waists, 3 coronal hexagonal main cut surfaces, 4 coronal trapezoidal main cut surfaces, 5 coronal pentagonal main cut surfaces, 6 coronal quadrilateral main cut surfaces, and 7 coronal upper lumbar triangular main cut surfaces
8 pavilion quadrilateral main cutting surfaces and 9 pavilion lower waist main cutting surfaces
diameter of waist d1, width of table top d2, and thickness of waist g
c included angle between hexagonal main cutting surface of crown part and horizontal plane
Included angle between p pavilion quadrilateral main cutting surface and horizontal plane
the included angle between the t-shaped table surface and the trapezoidal main cutting surface of the crown part
The included angle between the pentagon main cutting surface of the s-shaped table top and the crown part of the crown part
f pavilion tip
height of pavilion h1, height of crown h2
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
The utility model comprises a crown part, a pavilion part and a waist 2 connecting the crown part and the pavilion part, wherein the number of crown part cutting surfaces is 57, the number of pavilion part cutting surfaces is 24, the number of the waist 2 is 65-100 round auxiliary small cutting surfaces, and the total number of 81 main facets and 65-100 auxiliary small cutting surfaces are provided.
The crown part is of a symmetrical structure: the crown has 1 regular octagonal table facet 1, 8 crown kite facets 3 on the crown side, 8 crown trapezoidal facets 4, 8 crown pentagonal facets 5, 16 crown triangular facets 6, and 16 crown trilateral facets 7.
Referring to fig. 1 and 7, the kite-shaped cut surface 3 of the crown is hexagonal, the upper vertex and the lower vertex of the hexagon are respectively positioned on the table top 1 and the waist 2, and six sides of the kite-shaped cut surface 3 of the crown are respectively connected with 2 trapezoidal cut surfaces 4 of the crown, 2 pentagonal cut surfaces 5 of the crown and 2 triangular cut surfaces 6 of the crown;
four sides of the crown trapezoidal cut surface 4 are respectively connected with the crown kite-shaped cut surfaces 3 and the crown pentagonal cut surfaces 5 of the table tops 1 and 2
Five edges of the crown pentagonal cutting surface 5 are respectively connected with the crown trapezoidal cutting surface 4, the 2 crown kite-shaped cutting surfaces 3 and the 2 crown triangular cutting surfaces 6;
three sides of the crown triangular cutting surface 6 are respectively connected with the crown kite-shaped cutting surface 3, the crown pentagonal cutting surface 5 and the crown trilateral cutting surface 7;
three sides of the crown trilateral cutting surface 7 are respectively connected with the crown trilateral cutting surface 6, the crown trilateral cutting surface 7 and the waist 2;
pavilion is symmetrical structure, includes: 8 pavilion quadrilateral cutting surfaces sharing a vertex, 8, 16 pavilion trilateral cutting surfaces 9;
the adjacent pavilion quadrilateral cutting surfaces 8 of the pavilion quadrilateral cutting surface 8 share one edge, and the upper vertex and the lower vertex of the pavilion quadrilateral cutting surface 8 are respectively positioned on a pavilion tip T and a pavilion waist 2;
three sides of the pavilion triangular cutting surface 9 are respectively connected with the pavilion quadrilateral cutting surface 8, the pavilion triangular cutting surface 9 and the waist 2;
the waist auxiliary facets are of a uniformly distributed quadrilateral configuration, such as a rectangular configuration, and the waist 2 auxiliary facets are connected to the crown trilateral facets 7 and the pavilion trilateral facets 9, respectively.
Referring to fig. 2, the width d2 of the table board accounts for d2/d1 and 55-57% of the diameter d1 of the waist, and the thickness g of the waist accounts for g/d1 and 3-4.5% of the diameter d1 of the waist; the included angle c between the cross section of the crown part and the horizontal plane is 32.5-34.9 degrees. The included angle p between the cross section of the pavilion and the horizontal plane is 40.6-41.2 degrees; the height h2 of the crown part accounts for 13-16% of the width h2/d1 of the waist diameter d 1; the height h1 of the pavilion accounts for the width h1/d1, 42% -44% of the waist diameter d 1.
The angle k of the kite-shaped cut surface 3 of the crown part adjacent to the waist 2 is 32.5-34.9 degrees as shown in figure 1. (ii) a The included angle t between the table top 1 and the crown trapezoidal cutting surface 4 is 23.5-27 degrees; an included angle s between the table board 1 and the crown pentagonal cutting surface 5 is 29-33 degrees; the included angle b between the table board 1 and the crown triangular cutting surface 6 is 36-40 degrees; the adjacent angle u between the crown trilateral cutting surface 7 and the waist 2 is 39.5-45 degrees;
an angle q between the pavilion quadrilateral cutting surface 8 and the waist 2 is 40.6-41.2 degrees; the angle m between the pavilion triangular cutting surface 9 and the waist is 41.5-42.5 degrees. When the cutting proportion of the diamond is in the range, the whole shape of the diamond is more attractive, and the whole diamond and each cutting surface can obtain symmetrical structures more easily during cutting, so that the appearance of hearts and arrows is more perfect.
Claims (13)
1. An 81 facet diamond with an eight-heart and eight-arrow structure inside comprises a crown part, a pavilion part and a waist connecting the crown part and the pavilion part, and is characterized in that: the number of crown cutting surfaces is 57, the number of pavilion cutting surfaces is 24, and the total number of pavilion cutting surfaces is 81; the crown is of a symmetrical structure, the crown top is provided with 1 octagonal table top, the side surface of the crown is provided with 8 crown kite-shaped cutting surfaces (3), 8 crown trapezoidal cutting surfaces (4), 8 crown pentagonal cutting surfaces (5), 16 crown triangular cutting surfaces (6) and 16 crown trilateral cutting surfaces (7); the crown kite-shaped cutting surface (3) is hexagonal, the upper vertex and the lower vertex of the hexagon are respectively positioned on the table top and the waist, and six edges of the crown kite-shaped cutting surface (3) are respectively connected with 2 crown trapezoidal cutting surfaces (4), 2 crown pentagonal cutting surfaces (5) and 2 crown triangular cutting surfaces (6); four sides of the crown trapezoidal cutting surface (4) are respectively connected with the table top (1), the 2 crown kite-shaped cutting surfaces (3) and the crown pentagonal cutting surfaces (5); five edges of the crown pentagonal cutting surface (5) are respectively connected with the crown trapezoidal cutting surface (4), the 2 crown kite-shaped cutting surfaces (3) and the 2 crown triangular cutting surfaces (6); three sides of the crown triangular cutting surface (6) are respectively connected with the crown kite-shaped cutting surface (3), the crown pentagonal cutting surface (5) and the crown trilateral cutting surface (7); three sides of the crown trilateral cutting surface (7) are respectively connected with the crown triangular cutting surface (6), the crown trilateral cutting surface (7) and the waist (2);
the pavilion is a symmetrical structure, and comprises: 8 pavilion quadrilateral cutting surfaces (8) and 16 pavilion trilateral cutting surfaces (9) which share a vertex; the pavilion quadrilateral cutting surface (8) is quadrilateral, and the upper vertex and the lower vertex of the quadrilateral are respectively positioned on a pavilion tip (T) and a waist (2);
four sides of the pavilion quadrilateral cutting surfaces (8) are respectively connected with 2 adjacent pavilion quadrilateral cutting surfaces (8) and 2 adjacent pavilion trilateral cutting surfaces (9); three sides of the pavilion part trilateral cutting surface (9) are respectively connected with the pavilion part quadrilateral cutting surface (8), the pavilion part trilateral cutting surface (9) and the waist (2).
2. The 81-facet diamond with the eight-heart eight-arrow structure inside is characterized in that 65-100 auxiliary facets are longitudinally formed on the waist (2), the auxiliary facets of the waist (2) are evenly distributed and are of a quadrilateral structure, and the upper side and the lower side of the auxiliary facets are respectively connected with a crown trilateral facet (7) and a pavilion trilateral facet (9).
3. The 81-facet diamond according to claim 1, wherein the table (1) is octagonal.
4. The 81-facet diamond according to claim 1, wherein the kite-shaped cut surfaces (3) on the crown are hexagonal kite-shaped cut surfaces having at least one set of equal adjacent edges.
5. The 81-facet diamond of claim 1 having an eight-heart and eight-arrow configuration inside, wherein: ratio of the width of the table top (d2) to the waist diameter (d1) d2/d 1: 55 to 57 percent.
6. The 81-facet diamond of claim 5 having an eight-heart and eight-arrow configuration inside, wherein: width ratio g/d1 of waist thickness (g) to waist diameter (d 1): 3 to 4.5 percent.
7. The 81-facet diamond of claim 1 having an eight-heart and eight-arrow configuration inside, wherein: the included angle (c) between the cross section of the crown part and the horizontal plane is 32.5-34.9 degrees.
8. The 81-facet diamond of claim 7 having an eight-heart and eight-arrow configuration inside, wherein: the included angle (p) between the cross section of the pavilion and the horizontal plane is 40.6-41.2 degrees.
9. The 81-facet diamond of claim 1 having an eight-heart and eight-arrow configuration inside, wherein: ratio of height of crown (h2) to waist diameter (d1) h2/d 1: 13 to 16 percent.
10. The 81-facet diamond of claim 9 having an eight-heart and eight-arrow configuration inside, wherein: ratio h1/d1 of height (h1) to waist diameter (d1) of pavilion: 42 to 44 percent.
11. The 81-facet diamond according to claim 1, which has an eight-heart and eight-arrow structure and is characterized by having an optimal fire color: when the ratio d2/d1 of the width (d2) of the table surface to the waist diameter (d1) is 55%, the angle (c) between the cross section of the crown and the horizontal plane and the angle (p) between the cross section of the pavilion and the horizontal plane are added to be 74.5-75.5 degrees.
12. The 81-facet diamond according to claim 11 having an eight-heart and eight-arrow interior, which exhibits an optimal sparkle, wherein: when the ratio d2/d1 of the width (d2) of the table surface to the waist diameter (d1) is 56%, the angle (c) between the cross section of the crown and the horizontal plane and the angle (p) between the cross section of the pavilion and the horizontal plane are added to form 74.1-75.1 degrees.
13. The 81-facet diamond according to claim 12, which has an eight-heart and eight-arrow structure and is characterized by having an optimal fire color: when the ratio d2/d1 of the width (d2) of the table surface to the waist diameter (d1) is 57%, the angle (c) between the cross section of the crown and the horizontal plane and the angle (p) between the cross section of the pavilion and the horizontal plane are added to each other to form 73.7-74.7 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121357131.7U CN215532175U (en) | 2021-06-18 | 2021-06-18 | 81 facet diamond with internal eight-heart and eight-arrow structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121357131.7U CN215532175U (en) | 2021-06-18 | 2021-06-18 | 81 facet diamond with internal eight-heart and eight-arrow structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215532175U true CN215532175U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121357131.7U Active CN215532175U (en) | 2021-06-18 | 2021-06-18 | 81 facet diamond with internal eight-heart and eight-arrow structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215532175U (en) |
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2021
- 2021-06-18 CN CN202121357131.7U patent/CN215532175U/en active Active
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