CN219781771U - Chain fastener structure convenient to open and close - Google Patents

Abstract

The utility model discloses a conveniently opened and closed chain buckle structure, which comprises a chain buckle and a chain buckle key, wherein the chain buckle comprises an upper shell and a lower shell, one ends of the upper shell and the lower shell are mutually hinged, one sides of the upper shell and the lower shell, which are far away from a hinged end, are matched with each other to be provided with a buckle structure, the outer side of the buckle structure is provided with a notch for facilitating the insertion of the chain buckle key, the upper shell and the lower shell are buckled to form a cavity for connecting two ends of a bracelet, one end of the cavity is provided with a fixing hole for the bracelet to pass through and fix, and the other end of the cavity is provided with a clamping hole for movably connecting the end of the bracelet, and compared with the prior art, the utility model has the advantages that: the utility model adopts the structure that the upper shell and the lower shell are buckled to assist in wearing the bracelet, can be buckled and fixed by pressing, can pry open the chain buckle by using a matched chain buckle key, is convenient to open, avoids the damage of the nail of a wearer and shortens the time for opening the chain buckle.

Description

Chain fastener structure convenient to open and close

Technical Field

The utility model relates to the technical field of hand chain matched wearing products, in particular to a conveniently-opened and closed chain buckle structure for connecting two ends of a hand chain.

Background

With the improvement of the living standard of people, jewelry becomes daily wearing ornaments, in particular to annular ornaments such as bracelets, bracelets and the like. The bracelet is generally provided with a port or a plurality of chain pieces, and the metallic material is mainly used.

The bracelet is generally provided with a buckling structure of a telescopic buckle and a spring buckle, and the bracelet is changed from an open loop switching structure to a closed loop structure through buckling and combining, so that the bracelet is not easy to fall off.

However, the fastener is tightly buckled, so that the time for wearing and removing the bracelet is longer, and even the nails of the wearer are damaged. In order to solve the problem, the matched bracelet provides a conveniently opened and closed chain fastener structure. The matched chain button key is used, and is inserted into the chain button gap, so that the chain button can be easily opened by upward force application.

The problem that the hand lace buckle is inconvenient to open and close is solved, and meanwhile, the problem that a key of the hand lace is inconvenient to carry possibly exists. Therefore, the problem of inconvenient carrying is solved by adjusting the appearance of the key of the chain buckle to be made into a pendant shape.

Disclosure of Invention

The utility model provides a convenient-to-open and close chain fastener structure for solving various problems, and aims to solve the problem that a bracelet chain fastener is not easy to open or is too tight in fastening, effectively protect nails of a wearer and prevent the problem that a product fastener is not easy to open.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a conveniently open and shut's sprocket structure, includes sprocket and sprocket key, the sprocket includes casing and lower casing, it is articulated each other with lower casing one end to go up the casing, it is equipped with buckle structure to go up the casing and keep away from one side matching of articulated end with lower casing, the buckle structure outside is equipped with makes things convenient for sprocket key male notch, it forms the cavity of connecting the bracelet both ends to go up casing and lower casing lock, cavity one end is equipped with the fixed orifices that supplies the bracelet to pass and fix, the cavity other end is equipped with the block hole of swing joint bracelet tip.

Further, the fixing hole and the bottom edge of the upper shell are integrally formed.

Further, the clamping holes comprise semicircular clamping grooves which are respectively arranged at the adjacent edges of the upper shell and the lower shell, and the two semicircular clamping grooves are mutually clamped and used for fixing the end part of the bracelet.

Further, the chain fastener is spherical.

Further, the buckle structure comprises a clamping block arranged in the upper shell and a clamping groove arranged in the lower shell, and the clamping block is in matched buckling connection with the clamping groove.

Further, the fixed metal strip that blocks that is equipped with of draw-in groove inner wall, block metal strip and fixture block looks adaptation, when the buckle is closed, block the metal strip and effectively block the fixture block gliding condition, more effectively prolong buckle life.

Compared with the prior art, the utility model has the advantages that: the utility model adopts the structure that the upper shell and the lower shell are buckled to assist in wearing the bracelet, can be buckled and fixed by pressing, can pry open the chain buckle by using a matched chain buckle key, is convenient to open, avoids the damage of the nail of a wearer and shortens the time for opening the chain buckle.

Drawings

FIG. 1 is a schematic front view of a buckle with easy opening and closing mechanism according to the present utility model.

FIG. 2 is a schematic side view of a conveniently openable fastener according to the present utility model.

FIG. 3 is a schematic view showing an opening operation of a buckle for facilitating opening and closing according to the present utility model.

FIG. 4 is a schematic view showing an opened state of a buckle for facilitating opening and closing according to the present utility model.

FIG. 5 is a schematic illustration of a snap operation of a conveniently opened and closed link according to the present utility model.

As shown in the figure: 1. a chain fastener; 2. a key chain; 3. a buckle structure; 4. a notch; 5. a fixing hole; 6. a clamping hole; 101. an upper housing; 102. a lower housing; 301. a clamping block; 302. a clamping groove; 601. a semicircular clamping groove.

Detailed Description

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation configuration and operation, and thus are not to be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly stated or limited otherwise, the terms "provided with," "mounted to," "connected to," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The present utility model will be described in further detail with reference to the accompanying drawings.

The utility model provides a combine 1 to 5 of attached hereto, a conveniently open and shut's knot structure, includes knot 1 and knot key 2, knot 1 includes casing 101 and lower casing 102, casing 101 and lower casing 102 one end are articulated each other, the one side that articulated end was kept away from to casing 101 and lower casing 102 is matchd and is equipped with buckle structure 3, buckle structure 3 outside is equipped with convenient knot key 2 male notch 4, the cavity at link bracelet both ends is formed to casing 101 and lower casing 102 lock, cavity one end is equipped with the fixed orifices 5 that supplies the bracelet to pass and fix, the cavity other end is equipped with swing joint bracelet tip's block hole 6.

The fixing hole 5 is integrally formed with the bottom edge of the upper shell 101, the clamping hole 6 comprises semicircular clamping grooves 601 which are respectively arranged at the adjacent edges of the upper shell 101 and the lower shell 102, and the two semicircular clamping grooves 601 are mutually clamped and used for fixing the end part of the bracelet.

The chain fastener 1 is the sphere, buckle structure 3 is including locating the inside fixture block 301 of upper casing 101, still including locating the inside draw-in groove 302 of lower casing 102, fixture block 301 and draw-in groove 302 assorted lock joint, the fixed stop metal strip that is equipped with of draw-in groove 302 inner wall, stop metal strip and fixture block 301 looks adaptation, when the buckle is closed, stop the metal strip and effectively block fixture block 301 gliding condition, more effectively prolong buckle life.

Specific embodiments of the utility model: before the utility model is used, the two-finger fixing chain fastener 1 is fixed if the situation allows; if the two fingers cannot be fixed, the hand wearing the bracelet is placed in a flat place and slightly applied with force to press the stable bracelet, and the fastener 1 is fixed. The opening and closing operation is as follows:

s1, taking a chain link key 2, wherein the chain link key 2 is matched with the chain link 1 to optimize the shape as a part of a bracelet, and the chain link key 2 is placed in a notch 4, and referring to FIG. 3;

s2, a chain making key 2 applies force upwards, and a chain 1 is forced to spring open to be in an open state, and reference is made to figure 4;

s3, the button 1 is forcefully kneaded, and the button is closed, referring to figure 5.

The operation process is simple, convenient and practical, and simultaneously the situations that the nails of the wearer are damaged and the buttons are inconvenient to open are avoided.

The clamping groove 302 depth is increased at the closing opening of the clamping structure 3, and meanwhile, pits are increased at the closing position, so that gaps of the clamping buckle during closing are smaller, the fitting degree is higher, and the phenomenon of automatic spring opening of closing the clamping buckle in the market is greatly reduced.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (6)

1. The utility model provides a conveniently open and shut's sprocket structure, includes sprocket (1) and sprocket key (2), its characterized in that: the utility model provides a chain knot (1) is including last casing (101) and lower casing (102), it is articulated each other with lower casing (102) one end to go up casing (101), it is equipped with buckle structure (3) to go up casing (101) and lower casing (102) one side matching of keeping away from the articulated end, buckle structure (3) outside is equipped with makes things convenient for chain knot key (2) male notch (4), go up casing (101) and lower casing (102) lock and form the cavity of connecting the bracelet both ends, cavity one end is equipped with and supplies the bracelet to pass and fixed orifices (5), the cavity other end is equipped with swing joint bracelet tip's block hole (6).

2. The conveniently openable fastener structure of claim 1 wherein: the fixing hole (5) and the bottom edge of the upper shell (101) are integrally formed.

3. The conveniently openable fastener structure of claim 2 wherein: the clamping hole (6) comprises semicircular clamping grooves (601) which are respectively arranged at the adjacent edges of the upper shell (101) and the lower shell (102), and the two semicircular clamping grooves (601) are mutually clamped and used for fixing the end part of the bracelet.

4. The conveniently openable fastener structure of claim 1 wherein: the chain buckle (1) is in a sphere shape.

5. The conveniently openable fastener structure of claim 1 wherein: the clamping structure (3) comprises a clamping block (301) arranged in the upper shell (101) and a clamping groove (302) arranged in the lower shell (102), and the clamping block (301) and the clamping groove (302) are in matched and buckled connection.

6. The conveniently openable fastener structure of claim 5 wherein: the inner wall of the clamping groove (302) is fixedly provided with a blocking metal strip, and the blocking metal strip is matched with the clamping block (301).