CN213756950U - Jewelry connecting device convenient to disassemble and replace - Google Patents
Jewelry connecting device convenient to disassemble and replace Download PDFInfo
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- CN213756950U CN213756950U CN202022487769.4U CN202022487769U CN213756950U CN 213756950 U CN213756950 U CN 213756950U CN 202022487769 U CN202022487769 U CN 202022487769U CN 213756950 U CN213756950 U CN 213756950U
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Abstract
The utility model discloses a jewelry connecting device convenient to disassemble and replace, which comprises a shell, a key, an elastic piece, a positioning sleeve, a first connecting pin, a second connecting pin and a bayonet lock; the surface of the shell is concavely provided with a concave position, and the bottom surface of the concave position is concavely provided with a concave cavity and a positioning hole; the key is detachably arranged in the shell; the positioning sleeve can be embedded into the first through hole in a pick-and-place manner; the inner end of the first connecting pin can be embedded into the accommodating hole in a picking and placing way; the inner end of the second connecting pin is provided with a clamping head, the clamping head penetrates through the second through hole from outside to inside and is clamped into the clamping hole from the other end of the clamping hole, and the clamping head extends into the accommodating hole. This product comprises shell, button, elastic component, position sleeve, first connecting pin, second connecting pin and bayonet lock, and position sleeve's setting makes each spare part of this product all can be torn open and trade, can change certain spare part as required, and unable whole product is scrapped or is changed, effectively avoids extravagant, greatly reduced manufacturing cost, all brought the facility for production operation and user's use.
Description
Technical Field
The utility model relates to a connecting device field technique especially indicates a jewelry connecting device convenient to tear open and trade.
Background
The jewelry chain or the jewelry rope is a common jewelry ornament, and the appearance of the ornament connected with the jewelry chain in a penetrating way has different symbols and appearances for wearers. In order to ensure that various ornaments hung or connected on the jewelry chain cannot be separated from the jewelry chain, the head and the tail of the jewelry chain are required to be connected and fixed, so a special jewelry connecting device is required.
Present ornament connecting device is usually by a plurality of spare parts, and these spare parts just can not dismantle the change after the assembly, if certain spare part is accomplished to assemble the back and is found to have the flaw, can't tear a certain spare part open alone and trade, lead to whole ornament connecting device to scrap to greatly increased manufacturing cost. Accordingly, there is a need for improvements in current jewelry connection devices.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a jewelry connecting device convenient to disassemble and replace, which can effectively solve the problem that each component of the existing jewelry connecting device is not detachable after being assembled.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a jewelry connecting device convenient to disassemble and replace comprises a shell, a key, an elastic piece, a positioning sleeve, a first connecting pin, a second connecting pin and a bayonet lock;
the surface of the shell is concavely provided with a concave position, the bottom surface of the concave position is concavely provided with a concave cavity and a positioning hole, the side surface of the shell is provided with a first through hole and a second through hole, and the first through hole and the second through hole are opposite to each other and are communicated with the concave cavity;
the key is detachably placed in the shell and comprises a pressing part and a main body part which are connected together, the pressing part is matched with the concave position and embedded in the concave position, the main body part is matched with the concave cavity and embedded in the concave cavity, a clamping hole is formed in the circumferential side surface of the main body part in a radial penetrating mode, and two ends of the clamping hole are respectively opposite to the first through hole and the second through hole; the elastic piece can be arranged in the shell in a picking and placing way, and the elastic piece prompts the key to extend outwards;
the positioning sleeve can be embedded into the first through hole in a picking and placing manner, two ends of the positioning sleeve penetrate through to form accommodating holes, the inner end of the positioning sleeve extends into one end of the clamping hole, and the side surface of the positioning sleeve is provided with a first clamping groove;
the inner end of the first connecting pin can be embedded into the accommodating hole in a picking and placing way, the side surface of the inner end of the first connecting pin is provided with a second clamping groove, and the second clamping groove is communicated with the first clamping groove;
the inner end of the second connecting pin is provided with a clamping head, the clamping head penetrates through the second through hole from outside to inside and is clamped into the clamping hole from the other end of the clamping hole, and the clamping head extends into the accommodating hole;
the clamping pin can be placed in the positioning hole in a picking and placing mode, and the clamping pin is clamped in the first clamping groove and the second clamping groove.
Preferably, the cavity is located at the center of the bottom surface of the concave position, and the first through hole and the second through hole are radially and symmetrically arranged relative to the cavity.
Preferably, a first inclined plane is formed at the bottom of the clamping hole near the second through hole, and a second inclined plane matched with the first inclined plane is formed at the front end of the clamping head.
As a preferred scheme, the elastic member is a spring, a spring hole is concavely formed in the bottom surface of the concave position, the elastic member is embedded in the spring hole, and the elastic member abuts against the back surface of the pressing portion.
As a preferable scheme, the inner diameter of the outer end of the accommodating hole is larger than that of the inner end, the inner end of the first connecting pin is embedded in the outer end of the accommodating hole, the chuck extends into the inner end of the accommodating hole, and internal threads are formed in the inner end of the accommodating hole.
As a preferred scheme, the first clamping grooves are two radially and symmetrically arranged, the second clamping groove is annular, the two first clamping grooves are respectively communicated with two sides of the second clamping groove, the number of the positioning holes is two, a clamping pin is placed in each positioning hole, and each clamping pin is respectively clamped in the corresponding first clamping groove and the second clamping groove.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
this product comprises shell, button, elastic component, position sleeve, first connecting pin, second connecting pin and bayonet lock, and position sleeve's setting makes each spare part of this product all can be torn open and trade, can change certain spare part as required, and unable whole product is scrapped or is changed, effectively avoids extravagant, greatly reduced manufacturing cost, all brought the facility for production operation and user's use.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;
FIG. 2 is an exploded view of the preferred embodiment of the present invention;
FIG. 3 is an axial cross-sectional view of the preferred embodiment of the invention;
fig. 4 is a radial cross-sectional view of a preferred embodiment of the invention;
fig. 5 is an axial sectional view of another state of the preferred embodiment of the present invention.
The attached drawings indicate the following:
10. housing 11, concave
12. Cavity 13, positioning hole
14. First through hole 15 and second through hole
16. Spring hole 20 and key
21. Pressing part 22 and body part
201. The clamping hole 202 and the first inclined plane
30. Elastic piece 40, positioning sleeve
41. The containing hole 42 and the first card slot
43. Inner screw thread 50, first connecting pin
51. Second engaging groove 60 and second connecting pin
61. Chuck 601, second inclined plane
70. A bayonet lock.
Detailed Description
Referring to fig. 1 to 5, the detailed structure of the preferred embodiment of the present invention is shown, which includes a housing 10, a button 20, an elastic member 30, a positioning sleeve 40, a first connecting pin 50, a second connecting pin 60 and a locking pin 70.
The surface of the shell 10 is concavely provided with a concave position 11, the bottom surface of the concave position 11 is concavely provided with a concave cavity 12 and a positioning hole 13, the side surface of the shell 10 is provided with a first through hole 14 and a second through hole 15, and the first through hole 14 and the second through hole 15 are opposite to each other and are both communicated with the concave cavity 12; in this embodiment, the cavity 12 is located at the center of the bottom surface of the recess 11, the first through hole 14 and the second through hole 15 are radially and symmetrically disposed with respect to the cavity 12, the two positioning holes 13 are radially and symmetrically disposed with respect to the first through hole and vertically extend downward to communicate with the first through hole 14, and the outer shape of the housing 10 is circular, but may be other shapes, which is not limited.
The key 20 is detachably placed in the shell 10, the key 20 comprises a pressing part 21 and a main body part 22 which are connected together, the pressing part 21 is matched with the concave position 11 and is embedded in the concave position 11, the main body part 22 is matched with the concave cavity 12 and is embedded in the concave cavity 12, a clamping hole 201 is formed on the peripheral side surface of the main body part 22 in a radial penetrating mode, and two ends of the clamping hole 201 are respectively opposite to the first through hole 14 and the second through hole 15; in this embodiment, the pressing portion 21 is disc-shaped, the main body portion 22 is cylindrical, the main body portion 22 integrally extends downward from the bottom surface of the pressing portion 21, and a first inclined surface 202 is formed at the bottom of the card hole 201 near the second through hole 15.
The elastic element 30 is arranged in the housing 10 in a pick-and-place manner, and the elastic element 30 urges the key 20 to extend outwards; in this embodiment, the elastic member 30 is a spring, the bottom surface of the concave portion 11 is concavely provided with two spring holes 16, the elastic member 30 is embedded in the spring holes 16, the elastic member 30 abuts against the back surface of the pressing portion 21, the two spring holes 16 are radially and symmetrically arranged, and correspondingly, the number of the elastic members 30 is also two.
Which is located at the bottom of the cavity 12, and the elastic member 30 is pressed against the bottom surface of the main body portion 22.
The positioning sleeve 40 is embedded into the first through hole 14 in a removable manner, two ends of the positioning sleeve 40 penetrate through to form accommodating holes 41, the inner end of the positioning sleeve 40 extends into one end of the clamping hole 201 to prevent the key 20 from being pulled out, and the side surface of the positioning sleeve 40 is provided with a first clamping groove 42; in this embodiment, the inner diameter of the outer end of the accommodating hole 41 is larger than the inner diameter of the inner end, and the inner end of the accommodating hole 41 is internally formed with internal threads 43 for facilitating the bolt connection, and the positioning sleeve 40 is pulled out from the second through hole 15 by using a bolt; the first locking grooves 42 are two and are radially and symmetrically arranged.
The inner end of the first connecting pin 50 can be embedded into the accommodating hole 41 in a pick-and-place manner, the side surface of the inner end of the first connecting pin 50 is provided with a second clamping groove 51, and the second clamping groove 51 is communicated with the first clamping groove 42; in this embodiment, the inner end of the first connecting pin 50 is embedded inside the outer end of the receiving hole 41, the second slot 51 is annular, and the two first slots 42 are respectively communicated with two sides of the second slot 51.
The inner end of the second connecting pin 60 is provided with a clamping head 61, the clamping head 61 penetrates through the second through hole 15 from outside to inside and is clamped into the clamping hole 201 from the other end of the clamping hole, and the clamping head 61 extends into the accommodating hole 41; in this embodiment, the chuck 61 extends into the inner end of the accommodating hole 41, and a second inclined surface 601 matching with the first inclined surface 202 is formed at the front end of the chuck 61, so that the key 20 can move stably, and the chuck 61 can be smoothly clamped into the accommodating hole without a pause phenomenon.
The locking pin 70 is placed in the positioning hole 13 in a removable manner, and the locking pin 70 is locked in the first locking groove 42 and the second locking groove 51, in this embodiment, a locking pin 70 is placed in each positioning hole 13, and each locking pin 70 is respectively locked in the corresponding first locking groove 42 and the second locking groove 51, so that the first connecting pin 50 is stably installed and connected.
Detailed description the working principle of the present embodiment is as follows:
when assembling, firstly, the inner end of the first connecting pin 50 is embedded into the first through hole 14, then, the bayonet 70 is placed in the positioning hole 13 and clamped into the second bayonet 51, then, the elastic element 30 is placed in the spring hole 16, the key 20 is placed into the housing 10 from the opening of the concave 11, the main body 22 is embedded into the cavity 12, then, the key 20 is pressed to the bottom, then, the positioning sleeve 40 is placed into the outer end opening of the second through hole 15, the positioning sleeve 40 sequentially passes through the second through hole 15 and the bayonet 201 and is embedded into the first through hole 14, after the key is embedded in place, the positioning sleeve 40 abuts against the bayonet 70, the positioning sleeve 40 cannot be separated from the first through hole 14 outwards, at the moment, the positioning sleeve 40 also extends into the bayonet 201, and after the key 20 is released, the key 20 and the elastic element 30 cannot be separated from the housing 10 outwards; then, the chuck 61 of the second connecting pin 60 is inserted into the outer end opening of the second through hole 15, and after the insertion, the chuck 61 is locked in the locking hole 201, so that the chuck 61 cannot be pulled out.
In the ordinary use process, when the second connecting pin 60 needs to be removed, the second connecting pin 60 is pulled out after the key 20 is pressed to the bottom.
When a part of the product needs to be replaced, firstly, the second connecting pin 60 is pulled out after the key 20 is pressed to the bottom; then, the bolt is used to penetrate through the second through hole 15 and the clamping hole 201 and then is screwed with the inner screw thread 43 of the accommodating hole 41, after connection, the positioning sleeve 40 is pulled out through the bolt, after the pulling-out, the limit of the key 20 is released, at this time, the key 20 and the elastic element 30 can be taken out, then, the clamping pin 70 is taken out, and finally, the first connecting pin 50 is pulled out, so that each part of the product is disassembled, at this time, each part of the product can be replaced, and then, each part is assembled as described above.
The utility model discloses a design focus lies in: this product comprises shell, button, elastic component, position sleeve, first connecting pin, second connecting pin and bayonet lock, and position sleeve's setting makes each spare part of this product all can be torn open and trade, can change certain spare part as required, and unable whole product is scrapped or is changed, effectively avoids extravagant, greatly reduced manufacturing cost, all brought the facility for production operation and user's use.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a jewelry connecting device convenient to tear open and trade which characterized in that: comprises a shell, a key, an elastic element, a positioning sleeve, a first connecting pin, a second connecting pin and a bayonet lock;
the surface of the shell is concavely provided with a concave position, the bottom surface of the concave position is concavely provided with a concave cavity and a positioning hole, the side surface of the shell is provided with a first through hole and a second through hole, and the first through hole and the second through hole are opposite to each other and are communicated with the concave cavity;
the key is detachably placed in the shell and comprises a pressing part and a main body part which are connected together, the pressing part is matched with the concave position and embedded in the concave position, the main body part is matched with the concave cavity and embedded in the concave cavity, a clamping hole is formed in the circumferential side surface of the main body part in a radial penetrating mode, and two ends of the clamping hole are respectively opposite to the first through hole and the second through hole; the elastic piece can be arranged in the shell in a picking and placing way, and the elastic piece prompts the key to extend outwards;
the positioning sleeve can be embedded into the first through hole in a picking and placing manner, two ends of the positioning sleeve penetrate through to form accommodating holes, the inner end of the positioning sleeve extends into one end of the clamping hole, and the side surface of the positioning sleeve is provided with a first clamping groove;
the inner end of the first connecting pin can be embedded into the accommodating hole in a picking and placing way, the side surface of the inner end of the first connecting pin is provided with a second clamping groove, and the second clamping groove is communicated with the first clamping groove;
the inner end of the second connecting pin is provided with a clamping head, the clamping head penetrates through the second through hole from outside to inside and is clamped into the clamping hole from the other end of the clamping hole, and the clamping head extends into the accommodating hole;
the clamping pin can be placed in the positioning hole in a picking and placing mode, and the clamping pin is clamped in the first clamping groove and the second clamping groove.
2. A jewellery connection device that is easy to replace according to claim 1, wherein: the concave cavity is positioned in the center of the bottom surface of the concave position, and the first through hole and the second through hole are radially and symmetrically arranged relative to the concave cavity.
3. A jewellery connection device that is easy to replace according to claim 1, wherein: the bottom in one end of the clamping hole close to the second through hole is convexly provided with a first inclined plane, and the front end of the clamping head is provided with a second inclined plane matched with the first inclined plane.
4. A jewellery connection device that is easy to replace according to claim 1, wherein: the elastic piece is a spring, a spring hole is concavely arranged on the bottom surface of the concave position, the elastic piece is embedded in the spring hole, and the elastic piece abuts against the back surface of the pressing part.
5. A jewellery connection device that is easy to replace according to claim 1, wherein: the inner diameter of the outer end of the accommodating hole is larger than that of the inner end of the accommodating hole, the inner end of the first connecting pin is embedded in the outer end of the accommodating hole, the chuck extends into the inner end of the accommodating hole, and inner threads are formed in the inner end of the accommodating hole.
6. A jewellery connection device that is easy to replace according to claim 1, wherein: the first clamping grooves are two and are radially and symmetrically arranged, the second clamping groove is annular, the two first clamping grooves are respectively communicated with two sides of the second clamping groove, the two positioning holes are two, a clamping pin is placed in each positioning hole, and each clamping pin is respectively clamped in the corresponding first clamping groove and the second clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022487769.4U CN213756950U (en) | 2020-11-02 | 2020-11-02 | Jewelry connecting device convenient to disassemble and replace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022487769.4U CN213756950U (en) | 2020-11-02 | 2020-11-02 | Jewelry connecting device convenient to disassemble and replace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213756950U true CN213756950U (en) | 2021-07-23 |
Family
ID=76912806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022487769.4U Active CN213756950U (en) | 2020-11-02 | 2020-11-02 | Jewelry connecting device convenient to disassemble and replace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213756950U (en) |
-
2020
- 2020-11-02 CN CN202022487769.4U patent/CN213756950U/en active Active
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