CN212614142U

CN212614142U - Folding key

Info

Publication number: CN212614142U
Application number: CN202021520372.4U
Authority: CN
Inventors: 张振
Original assignee: Wenzhou Sheng An Lock Co ltd
Current assignee: Wenzhou Sheng An Lock Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-02-26
Anticipated expiration: 2030-07-28

Abstract

The utility model relates to a folding key, which comprises a key handle, a key and a rotating shaft; the handle of a knife passes through rotation axis swing joint with the one end of key, set up on the key handle and hold the chamber, the key can hold and hold the intracavity. The utility model discloses simple structure, moreover the utility model discloses the production shaping is simple, and is with low costs, convenient to use.

Description

Folding key

Technical Field

The utility model relates to a folding key.

Background

At present, more and more families and places use the fingerprint lock, but the fingerprint lock needs to be powered by a battery, the fingerprint identification cannot be started under the condition that the fingerprint lock is not powered, and at this time, a spare key is needed to be used for unlocking an emergency lock cylinder; however, the volume of the existing fingerprint lock is small, the force is very hard when the key knob applies force, and although some accessories of the fingerprint lock key exist in the market at present, the manufacturing cost is high;

SUMMERY OF THE UTILITY MODEL

The utility model provides an emergent lock core for opening fingerprint lock, and production efficiency is high, can bear great torsion and the folding key of indeformable, realize the technical scheme of above-mentioned purpose as follows:

a folding key comprises a knife handle, a key and a rotating shaft; the key handle is movably connected with one end of a key through a rotating shaft, an accommodating cavity is formed in the handle, and the key can be accommodated in the accommodating cavity.

Optionally, a plug is arranged at one end of the handle in the direction opposite to the rotating shaft, the plug is accommodated in the accommodating cavity, and the top end of the key is close to or abuts against the plug.

Optionally, a sliding groove is arranged at one end of the plug close to the direction of the rotating shaft.

Optionally, a protrusion is disposed at a top end of a groove wall on one side of the sliding groove in a direction close to the rotating shaft, and a width of the protrusion is greater than a width of the groove wall.

Optionally, shaft holes are dug in the plug and the key handle, a connecting piece is installed in the shaft hole, and the plug and the handle are fixed together through the connecting piece.

Optionally, the free end of the plug is dug to form a jack.

Optionally, a groove is dug in one end of the handle, and part of the key can be exposed out of the groove.

Optionally, the accommodating cavity is arranged along the length direction of the tool shank.

Optionally, the depth of the receiving cavity is equal to the width of the key.

Optionally, the depth of the receiving cavity is slightly less than the width of the key.

Optionally, the depth of the receiving cavity is slightly greater than the width of the key.

Optionally, one end of the accommodating cavity close to the rotating shaft is of an open structure, and the key can be turned over reversely or forwardly by taking the rotating shaft as an axis.

Optionally, the plug is made of any one of metal, plastic and composite material.

The utility model discloses the production shaping is simple, and is with low costs, convenient to use.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the present invention;

FIG. 2 uses a schematic view of a bulkhead;

FIG. 3 is a front view of the present invention;

description of the figures: the key comprises a key handle 1, a key 2, a rotating shaft 3, an accommodating cavity 4, a plug 5, a sliding chute 6, a bulge 7, a shaft hole 8, a connecting piece 9, a jack 10 and a groove 11;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art. At least one embodiment of the utility model provides following technical scheme:

in the figure, the folding key includes a key handle 1, a key 2, a rotation shaft 3; handle of a knife 1 and the one end of key 2 pass through rotation axis 3 swing joint, so, key 2 can turn along rotation axis 3, set up on the handle of a knife 1 and hold chamber 4, key 2 can hold in holding chamber 4.

In the utility model, the direction of the rotating shaft 3 and the accommodating cavity 4 are open structures, so that the key 2 can realize reverse turning, and the turning angle can be 90 degrees or more than 90 degrees; when the key 2 is inserted into the keyhole of the fingerprint lock, the key handle 1 does not obstruct the insertion of the key, and the key handle 1 has certain thickness and strength and can be used as a handle for applying force, so that the key knob is convenient to unlock.

As an option, a plug 5 is arranged at one end of the key handle 1 in the direction opposite to the rotating shaft 3, the plug 5 is accommodated in the accommodating cavity 4, the top end of the key 2 is close to or abuts against the plug 5, and the plug 5 prevents other sundries from being accommodated in the accommodating cavity 4.

As an option, a chute 6 is arranged at one end of the plug 5 in the direction close to the rotating shaft 3, when the key 3 is turned over and enters the accommodating cavity 4, the top of the key 3 can prop against the plug 5, and at the moment, because of the arrangement of the chute 6, the chute wall at one side of the propped chute 6 can incline and deform in the direction of the chute 6, so that the key can easily slide into the accommodating cavity 4, and the chute wall can also recover to the original position due to the disappearance of the acting force.

As a further alternative, a protrusion 7 is provided at the top end of one side of the slot wall of the sliding slot 6 in the direction close to the rotating shaft 3, and the width of the protrusion 7 is slightly larger than the width of the corresponding slot wall, so that even if an external force is applied to the key, the protrusion 7 will block the key and prevent the key from being separated from the accommodating cavity 4 when the key is subjected to the external force unless the external force is enough to separate the key from the limit of the protrusion 7.

As a preferred mode, the outer surface of the protrusion 7 has an arc structure.

When the key 2 needs to be turned out of the accommodating cavity 4, the groove wall of the key 2 still inclines and deforms towards the sliding groove 6 due to upward external force, so that the key smoothly slides out of the accommodating cavity.

More preferably, the plug 5 and the key handle 1 are provided with a shaft hole 8 in a digging manner, a connecting piece 9 is installed in the shaft hole 8, the connecting piece can be a screw or a pin shaft, and the plug 5 and the key handle 1 are further fixed together through the connecting piece 9.

As an option, a jack 10 is dug at the free end of the plug 5, and a hanging rope or a key ring can be hung in the jack 10.

In order to turn the key out of the accommodating cavity 4 conveniently, a groove 11 is dug in one end of the key handle 1, part of the key 2 can be exposed out of the groove 11, when the key 2 is used, a finger extends out of the groove 11 to hold the back of the key 2, the key 2 can be turned easily, and the groove 11 is arranged in a direction close to the plug 5, so that labor is saved when the key 2 is turned.

As an option, the depth of the housing 4 is equal to or slightly less than or slightly greater than the width of the key.

As an alternative, the accommodating cavity 4 is arranged along the length direction of the shank 1, so that the whole key 2 can be accommodated in the accommodating cavity 4.

The utility model discloses in, end cap 5 is any one of metal, plastics, combined material, key handle can adopt metal or combined material preparation that intensity, toughness are high.

The utility model has simple structure, and when the key 2 is not used, the key is accommodated in the accommodating cavity 4; when the key 2 is needed to be used, the key is turned over, the handle helps the key to apply force to unlock, and moreover, the utility model discloses the production shaping is simple, with low costs, convenient to use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A folding key, characterized in that: comprises a key handle, a key and a rotating shaft; the key handle is movably connected with one end of a key through a rotating shaft, an accommodating cavity is formed in the key handle, and the key can be accommodated in the accommodating cavity.

2. The folding key of claim 1, wherein: and a plug is arranged at one end of the key handle in the direction opposite to the rotating shaft, the plug is accommodated in the accommodating cavity, and the top end of the key is close to or abuts against the plug.

3. The folding key of claim 2, wherein: a sliding groove is arranged at one end of the plug close to the direction of the rotating shaft.

4. A folding key as claimed in claim 3, characterized in that: and a protrusion is arranged at the top end of the groove wall on one side of the sliding groove in the direction close to the rotating shaft, and the width of the protrusion is greater than that of the groove wall.

5. The folding key of claim 2, wherein: the plug and the key handle are dug to form a shaft hole, a connecting piece is installed in the shaft hole, and the plug and the key handle are fixed together through the connecting piece.

6. The folding key of claim 2, wherein: and the free end of the plug is dug to form a jack.

7. The folding key of claim 1, wherein: a groove is dug in one end of the key handle, and part of keys can be exposed out of the groove.

8. The folding key of claim 1, wherein: the accommodating cavity is arranged along the length direction of the tool shank.

9. The folding key of claim 6, wherein: the depth of the accommodating cavity is equal to the width of the key.

10. The folding key of claim 6, wherein: the depth of the accommodating cavity is slightly smaller than the width of the key.

11. The folding key of claim 6, wherein: the depth of the accommodating cavity is slightly larger than the width of the key.

12. The folding key of claim 1, wherein: one end of the containing cavity close to the direction of the rotating shaft is of an open structure, and the key can be turned reversely or forwardly by taking the rotating shaft as an axis.