CN220212167U - Hollowed-out precise fastening jewelry chain - Google Patents
Hollowed-out precise fastening jewelry chain Download PDFInfo
- Publication number
- CN220212167U CN220212167U CN202321557013.XU CN202321557013U CN220212167U CN 220212167 U CN220212167 U CN 220212167U CN 202321557013 U CN202321557013 U CN 202321557013U CN 220212167 U CN220212167 U CN 220212167U
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- base
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- hollowed
- adjacent
- chain
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Links
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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- Adornments (AREA)
Abstract
The hollow precise buckling jewelry chain comprises a plurality of links which are sequentially buckled and connecting buckles connected with adjacent links, wherein each link comprises a surface cover and a surface cover covered on a base, connecting holes are formed on two opposite side surfaces between the surface cover and the surface cover, and the connecting buckles are arranged in the adjacent connecting holes of the adjacent links; the base comprises an inner side end and an outer side end, two left and right opposite sides of the base are respectively provided with a limit groove, and the base is further provided with slots which are arranged at intervals on the inner side end; the connecting buckle comprises a middle part and side edge parts arranged at two ends of the middle part, the two side edge parts extend towards the same side of the middle part, the middle part is clamped in adjacent limit grooves of two adjacent chain links, the two side edge parts are respectively embedded in slots of the two adjacent chain links, and the face cover covers the base and the connecting buckle. The jewelry chain is stable in structural installation, high in precision, high in practicability and high in popularization significance.
Description
Technical Field
The utility model relates to jewelry, in particular to a hollowed-out precise fastening jewelry chain.
Background
The jewelry chain is a chain-shaped jewelry which is made of gold, silver, jewelry and the like and is hung on the neck or the wrist, and is one of important decorations for people. The chain comprises a plurality of chain links and connecting pins, wherein adjacent chain links are connected through the connecting pins, such as a bracelet with connecting buckles in Chinese patent CN202223092261.X, and the bracelet comprises a bracelet body and connecting buckles integrally connected with two ends of the bracelet body respectively; the hand chain body comprises a plurality of chain links and connecting pins, wherein connecting holes are formed in two ends of each chain link, and each connecting pin comprises a connecting part and limiting parts arranged at two ends of the connecting part; the connecting buckle comprises a male buckle and a female buckle, the male buckle comprises an embedded column and a limiting block, and the female buckle is in a column design and is provided with an embedded hole and a limiting notch; according to the utility model, through designing the male buckle and the female buckle which can be quickly embedded and clamped, firm clamping connection is realized by utilizing a simple limiting structure, so that the ornament is easier and more convenient to wear, and the reliability of the clamping connection is not lost.
However, because the two ends of the connecting pin are larger than the embedded holes of the two chain links, when the chain links are installed, only one end of the connecting pin is provided with the limiting part, and the other end of the connecting pin is required to be welded or molded after the pin penetrates into the two embedded holes. However, after installation, processing is performed again, so that the processing is inconvenient due to the restriction of inconvenient limit of a chain link structure and a movable pin, the processing difficulty is improved, and meanwhile, the processing precision is difficult to achieve.
Disclosure of Invention
Based on the above, it is necessary to provide a hollowed-out precision fastening jewelry chain aiming at the defects in the prior art.
The hollowed-out precise buckling jewelry chain comprises a plurality of links which are sequentially buckled and connecting buckles connected with adjacent links, wherein each link comprises a surface cover and a base, the surface cover is covered on the base, connecting holes are formed on two opposite side surfaces between the surface cover and the base, and the connecting buckles are arranged in the connecting holes of the adjacent links; the base comprises an inner side end and an outer side end, two opposite side surfaces of the top end of the base are respectively provided with a limit groove, and the limit grooves are arranged on one side of the inner side end; the top of the inner side end of the base is also provided with slots which are arranged at intervals, and a spacing part is formed between the two slots; the connecting buckle comprises a middle part and side edge parts arranged at two ends of the middle part, the two side edge parts extend towards the same side of the middle part, the middle part is clamped in a limiting groove of two adjacent chain links, the two side edge parts are respectively embedded in slots of the two adjacent chain links, and the face cover covers the base and the connecting buckle.
Further, the base is arranged in a frame shape, and a through hole penetrating through the base vertically is formed in the middle of the base.
Further, the inner end face of the through hole in the base is provided with an inclined face which is obliquely extended from bottom to top to the center direction.
Further, the base comprises a bottom frame, an outer limit frame and an inner limit frame, wherein the outer limit frame and the inner limit frame are arranged on the bottom frame, the outer limit frame and the inner limit frame are arranged on the top surface of the bottom frame, and the outer limit frame and the inner limit frame are oppositely arranged.
Further, the outer limit frame is integrally arranged in a shape, and an accommodating cavity is formed on the inner side surface of the outer limit frame.
Furthermore, the inner limit frame is integrally arranged in an E shape, two side-by-side slots and a spacing part arranged between the two slots are formed on the inner side surface of the inner limit frame, and the limit groove is formed by enclosing the outer limit frame, the inner limit frame and the bottom frame.
Further, limiting protruding portions are further arranged at the corner positions of two sides of the middle portion, and the limiting protruding portions protrude towards one side away from the side edge portions.
Further, an arc-shaped corner part is further arranged between the limiting groove and the slot, and the radian of the arc-shaped corner part is the same as that of the corresponding position on the connecting buckle.
Further, the distance between the inner side surfaces of the two side edge parts is gradually reduced from the inner side end to the outer side end.
In summary, the hollowed-out precise buckling jewelry chain is provided with the plurality of chain links, the chain links are connected through the connecting buckles, and the connecting buckles are arranged at the inner side ends of the adjacent chain links, so that a natural inward-bending radian structure can be formed, and the attractive degree is high. In addition, through setting up upper and lower combined structure, simplified the processing degree of difficulty, improved product precision. The utility model has strong practicability and has stronger popularization significance.
Drawings
FIG. 1 is a schematic view of the outer surface structure of a hollowed-out precision fastening jewelry chain;
FIG. 2 is a schematic view of the back structure of the jewelry chain of FIG. 1;
FIG. 3 is a partially exploded schematic view of the jewelry chain of FIG. 1;
fig. 4 is a schematic structural diagram of another view angle in fig. 3.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, the utility model provides a hollowed-out precision fastening type jewelry chain, which comprises a plurality of links 10 fastened sequentially and a connecting buckle 20 connected with adjacent links 10, wherein each link 10 comprises a face cover 11 and a base 12, the face cover 11 is covered on the base 12, a connecting hole 13 is formed between the face cover 11 and the base 12, and the connecting buckle 20 is installed in the connecting hole 13 of the adjacent link 10.
The base 12 is arranged in a frame shape, and a through hole 121 penetrating up and down is arranged in the middle of the base. The base 12 includes an inner end 123 and an outer end 124, and two opposite sides of the top end of the base 12 are respectively provided with a limiting groove 122, and the limiting grooves 122 are disposed on one side of the inner end 123, so that when the chain is installed, the chain links 10 can be gathered properly towards the middle, the installed chain links 10 can be smoothly looped to form a wearing ring, and the problem of propping and squeezing between adjacent chain links 10 can be avoided.
The base 12 is further provided with slots 126 disposed at intervals at the top of the inner end 123, a spacing portion 127 is formed between the two slots 126, and the length of the spacing portion 127 extending toward the middle is greater than the corresponding dimension of the bottom surfaces of the two slots 126, so as to further limit the outer side edge of the connecting buckle. The side wall of the through hole 121 in the base 12 at the side of the inner end 123 is inclined and extends, and it is understood that the inner side wall may also be vertical and extends, which is not limited herein. The structure of slope setting can reduce materials and contact area with skin just for perpendicular setting, increases inboard fretwork degree to softer just, comfortable. In addition, an arc-shaped corner portion 128 is further disposed between the limiting groove 122 and the slot 126, and the arc of the arc-shaped corner portion 128 is approximately the same as the arc of the corresponding position on the connecting buckle 20, and a certain gap exists between the arc-shaped corner portion and the connecting buckle 20, so as to facilitate the rotation movement between the links 10.
In addition, the base 12 includes a bottom frame 125, and an outer limit frame 129 and an inner limit frame 130 disposed on the bottom frame 125, where the outer limit frame 129 and the inner limit frame 130 are disposed on the top surface of the bottom frame 125 and are disposed opposite to each other. The outer limiting frame 129 is generally in a shape of , and an accommodating cavity 131 is formed on the inner side surface thereof. The inner limiting frame 130 is integrally provided in an E shape, and two side-by-side slots 126 and a spacing portion 127 disposed between the two slots 126 are formed on an inner side surface thereof. The outer limit frame 129, the inner limit frame 130 and the bottom frame 125 are enclosed to form the limit groove 122. The arc corner 128 is disposed at a corner of the inner limiting frame 130, an inner side surface of the bottom frame 125 corresponding to one side of the inner limiting frame 130 is an inclined surface 132, the inclined surface 132 gradually extends from bottom to top toward the middle, and an inner side surface of the spacer 127 in the middle of the inner limiting frame 130 is also inclined and is in butt joint with the inclination of the inclined surface of the inner side of the bottom frame 125. It can be appreciated that the outer limit frame 129 and the inner limit frame 130 may be integrally formed and disposed on the bottom frame 125, in this embodiment, be configured as a split structure, which is relatively more beneficial to the processing of the product, and the processing precision will be higher.
The connecting buckle 20 includes a middle portion 21 and side edge portions 22 disposed at two ends of the middle portion 21, and the side edge portions 22 extend toward the same side of the middle portion 21. In this embodiment, the width of the middle portion 21 is greater than the side edge portion 22. And the two side corner positions of the middle part 21 are also provided with limiting protruding parts 23, and the limiting protruding parts 23 protrude towards one side far away from the side edge parts 22. In addition, the distance between the two side edge parts 22 is gradually reduced from inside to outside, so that the adjacent chain links can be limited at the inner side end to a certain extent, the outer side end is moderately loosened, and the formation of the self-bending structure of the chain is more beneficial. The bottom surface of the panel 11 is attached to the top surface of the base 12, or the top surfaces of the outer limit frame 129 and the inner limit frame 130, and the top surface of the panel 11 is a decorative surface, which is a cone-shaped diamond-like structure in this embodiment, it will be appreciated that in other embodiments, the decorative surface may be any graphic structure, and is not limited herein.
During installation, the middle portion 21 of the connecting buckle 20 is simultaneously clamped in the limiting groove 122 of two adjacent chain links 10, the side edge portions 22 are respectively embedded in the slots 126 of two adjacent chain links 10, and then the surface covers are covered, and the upper and lower adjacent parts can be fixed by adopting laser welding or other fastening installation, bonding and other modes. The chain formed after installation automatically forms a chain structure which is bent inwards and has a certain radian, and the chain links have a certain mobility.
In summary, the hollowed-out precision fastening jewelry chain of the present utility model is provided with the plurality of links, the links are connected by the connecting buckle 20, and the connecting buckle 20 is mounted at the inner side end of the adjacent link 10, thereby forming a natural inward-bending radian structure, and having high aesthetic degree. In addition, through setting up upper and lower combined structure, simplified the processing degree of difficulty, improved product precision. The utility model has strong practicability and has stronger popularization significance.
The above examples illustrate only one embodiment of the utility model, which is described in more detail and is not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. The utility model provides a accurate lock joint formula ornament chain of fretwork which characterized in that: the chain comprises a plurality of chain links and connecting buckles connected with adjacent chain links in sequence, wherein each chain link comprises a surface cover and a base, the surface cover is covered on the base, connecting holes are formed on two opposite side surfaces between the surface cover and the base, and the connecting buckles are arranged in the connecting holes of the adjacent chain links; the base comprises an inner side end and an outer side end, and the tops of the left and right opposite side surfaces of the base are respectively provided with a limit groove which is close to the inner side end; the top of the inner side end of the base is also provided with slots which are arranged at intervals, and a spacing part is formed between the two slots; the connecting buckle comprises a middle part and side edge parts arranged at two ends of the middle part, the two side edge parts extend towards the same side of the middle part, the middle part is clamped in adjacent limit grooves of two adjacent chain links, the two side edge parts are respectively embedded in adjacent slots of the two adjacent chain links, and the face cover is covered on the base and the connecting buckle.
2. The hollowed-out precision fastening jewelry chain according to claim 1, wherein: the base is in a frame-shaped arrangement, and a through hole penetrating up and down is formed in the middle of the base.
3. The hollowed-out precision fastening jewelry chain according to claim 2, wherein: the through hole inboard terminal surface of base is equipped with the inclined plane, the inclined plane is the slope extension setting to central direction from the bottom up.
4. The hollowed-out precision fastening jewelry chain according to claim 1, wherein: the base comprises a bottom frame, an outer limit frame and an inner limit frame, wherein the outer limit frame and the inner limit frame are arranged on the bottom frame, the outer limit frame and the inner limit frame are arranged on the top surface of the bottom frame, and the outer limit frame and the inner limit frame are oppositely arranged.
5. The hollowed-out precision fastening jewelry chain of claim 4, wherein: the outer limit frame is integrally arranged in a shape, and a containing cavity is formed on the inner side surface of the outer limit frame.
6. The hollowed-out precision fastening jewelry chain of claim 4, wherein: the inner limiting frame is integrally E-shaped, two side-by-side slots and a spacing part arranged between the two slots are formed on the inner side surface of the inner limiting frame, and the limiting groove is formed by enclosing the outer limiting frame, the inner limiting frame and the bottom frame.
7. The hollowed-out precision fastening jewelry chain according to claim 1, wherein: the two side corner positions of the middle part are also provided with limiting protruding parts, and the limiting protruding parts protrude towards one side far away from the side edge parts.
8. The hollowed-out precision fastening jewelry chain according to claim 1, wherein: an arc corner part is also arranged between the limiting groove and the slot.
9. The hollowed-out precision fastening jewelry chain according to claim 1, wherein: the distance between the inner side surfaces of the two side edge parts is gradually reduced from the inner side end to the outer side end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321557013.XU CN220212167U (en) | 2023-06-16 | 2023-06-16 | Hollowed-out precise fastening jewelry chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321557013.XU CN220212167U (en) | 2023-06-16 | 2023-06-16 | Hollowed-out precise fastening jewelry chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220212167U true CN220212167U (en) | 2023-12-22 |
Family
ID=89178650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321557013.XU Active CN220212167U (en) | 2023-06-16 | 2023-06-16 | Hollowed-out precise fastening jewelry chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220212167U (en) |
-
2023
- 2023-06-16 CN CN202321557013.XU patent/CN220212167U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |