阅读说明：本技术 应用镍钛合金丝的锁具及箱包 (Lock and case applying nickel-titanium alloy wires ) 是由 浠绘尝 任波 于 2019-11-15 设计创作，主要内容包括：本发明公开了一种应用镍钛合金丝的锁具,包括锁舌、锁扣和锁壳,锁舌设置于锁壳内,锁壳上设置有锁孔,锁扣上设置有扣孔,锁扣插入锁孔中,锁舌插入扣孔中限位,锁具还包括电子模块和至少一条镍钛合金丝,镍钛合金丝的第一端与锁舌固定,镍钛合金丝的第二端固定,且与电子模块的驱动电路电连接,开锁时,驱动电路向镍钛合金丝发送电信号,镍钛合金丝收缩,使锁舌从扣孔中脱离,实现开锁。一种箱包,应用上述的应用镍钛合金丝的锁具。本发明使用镍钛合金丝作为锁具的传动部件,避免了采用复杂的锁止机构,降低了产品的硬件成本,极大的缩减了产品的外形尺寸,同时镍钛合金丝的应用能够降低产品的电气功耗,能够广泛应用于不同类型的箱包产品上。(The invention discloses a lockset applying nickel-titanium alloy wires, which comprises a lock tongue, a lock catch and a lock shell, wherein the lock tongue is arranged in the lock shell, the lock shell is provided with a lock hole, the lock catch is provided with a buckling hole, the lock catch is inserted into the lock hole, the lock tongue is inserted into the buckling hole for limiting, the lockset also comprises an electronic module and at least one nickel-titanium alloy wire, the first end of the nickel-titanium alloy wire is fixed with the lock tongue, the second end of the nickel-titanium alloy wire is fixed and is electrically connected with a driving circuit of the electronic module, when the lockset is unlocked, the driving circuit sends an electric signal to the nickel-titanium alloy wire, and the nickel-titanium alloy wire contracts to enable. A case and bag uses the lock using the nickel-titanium alloy wire. The lock uses the nickel-titanium alloy wire as the transmission part of the lock, avoids adopting a complex locking mechanism, reduces the hardware cost of the product, greatly reduces the overall dimension of the product, simultaneously can reduce the electrical power consumption of the product by applying the nickel-titanium alloy wire, and can be widely applied to different types of luggage products.)

1. Use tool to lock of nickel titanium alloy silk, including spring bolt, hasp and lock shell, the spring bolt sets up in the lock shell, is provided with the lockhole on the lock shell, is provided with the knot hole on the hasp, and during the hasp inserted the lockhole, the spring bolt inserted and detained spacing, its characterized in that in the hole: the lock further comprises an electronic module and at least one nickel-titanium alloy wire, wherein a first end of the nickel-titanium alloy wire is fixed with the lock bolt, a second end of the nickel-titanium alloy wire is fixed and is electrically connected with a driving circuit of the electronic module, when the lock is unlocked, the driving circuit sends an electric signal to the nickel-titanium alloy wire, the nickel-titanium alloy wire contracts, the lock bolt is separated from the buckling hole, and the lock is unlocked.

2. The lock using the nitinol wire of claim 1, wherein: a guide groove is fixed in the lock shell, the lock tongue is arranged in the guide groove, a spring I is arranged between one side, connected with the nickel-titanium alloy wire, of the lock tongue and the guide groove, when the lock is unlocked, the nickel-titanium alloy wire shortens and pulls the lock tongue to move backwards to compress the spring I, the nickel-titanium alloy wire recovers the original length after the electric signal disappears, and the lock tongue rebounds into the lock hole under the action of the spring I.

3. The lock using the nitinol wire of claim 1, wherein: the lock further comprises a clutch device used for bouncing the lock catch when the lock is unlocked, the clutch device comprises a spring II, the clutch device is arranged in the lock hole, the lock catch is inserted into the lock hole to press down the clutch device, the lock tongue is separated from the lock hole when the lock is unlocked, and the lock catch bounces out of the lock hole under the action of the clutch device.

4. The lock using the nitinol wire of claim 3, wherein: the clutch device further comprises a pressing sheet, the pressing sheet is connected to the spring II, and the lock catch is in compression joint with the pressing sheet when the lock catch is inserted into the lock hole to press down the clutch device.

5. The lock using the nitinol wire of claim 3, wherein: the clutch device further comprises a spring post, and the spring II is sleeved on the spring post.

6. The lock using the nitinol wire of claim 1, wherein: be provided with the fingerprint sensor who is used for gathering fingerprint image on the lock shell, fingerprint sensor is connected with the electronic module electricity, and electronic module includes fingerprint identification processing unit circuit.

7. The lock using the nitinol wire of claim 1, wherein: the lock shell is provided with an indicating lamp, the indicating lamp comprises a light emitting diode and a light guide column, the light emitting diode is electrically connected with the electronic module, the light emitting diode is fixed with the light guide column, and emitted light is transmitted to the shell through the light guide column.

8. The lock using the nitinol wire of claim 1, wherein: be provided with the interface that charges on the lock shell, the interface that charges is connected with external power supply electricity, and external power supply sets up in the lock shell outside, and electronic module is connected with external power supply electricity.

9. The lock using the nitinol wire of claim 1, wherein: the lock shell is provided with a fingerprint setting key, and the fingerprint setting key is electrically connected with the electronic module.

10. A case, characterized in that: use of a lock according to any of claims 1 to 9, wherein said lock is made of nitinol wire.

Technical Field

The invention relates to the technical field of locks, in particular to a lock and a case applying the same.

Background

The luggage product is an essential daily article for daily life of people, and the luggage is divided according to functional requirements and comprises a briefcase, a hand bag, a wallet, a backpack, a single-shoulder bag, a draw-bar luggage and the like. In order to meet the requirements of people on the safety and personal privacy of stored articles of bags and bags in certain specific occasions, the bag lock is widely applied to the bag industry as a hardware fitting of the bag and bag.

The luggage in the market at present adopts mechanical coded lock, and this mechanical coded lock comprises two to three-bit password driver plate, realizes the input of password through the manual dial-up of mechanical password driver plate and realizes the unblanking and shutting of luggage zip fastener. The existing mechanical coded lock has the following defects:

1. the product safety is poor, and the false opening rate is high: the password number of the mechanical password lock is determined by the number of the password dial plates and is limited by application space and product cost, the mechanical password lock mostly comprises two groups of passwords, each group comprises 0-9 numbers, the password combination is only 100 groups, and the false opening rate is 1%;

2. the use is inconvenient, and the man-machine interaction is poor: at first, set up the password and need stir the password driver plate and set up, the password of setting needs remember firmly, need stir the password driver plate once more and realize the input of password when unblanking, and this kind of interactive mode is loaded down with trivial details and inefficiency, is contrary to demand under present.

The electronic lock has higher protection performance than the mechanical coded lock, and some bags begin to adopt the electronic lock, but the existing electronic lock has the following defects:

1. the electric conduction power between the electric modules of the electronic lock is large, the locking mechanism is complex, and the manufacturing cost is high;

2. meanwhile, the electronic lock body is large in size and not attractive enough due to the fact that the internal structure is complex and the number of parts is large.

Disclosure of Invention

The invention aims to solve the problems and provide a lockset applying the nickel-titanium alloy wires.

In order to achieve the purpose, the present disclosure provides a lock using nitinol wires, which includes a lock tongue, a lock catch and a lock case, wherein the lock tongue is disposed in the lock case, the lock case is provided with a lock hole, the lock catch is provided with a buckle hole, the lock tongue is inserted into the lock hole and is limited in the buckle hole, the lock further includes an electronic module and at least one nitinol wire, a first end of the nitinol wire is fixed to the lock tongue, a second end of the nitinol wire is fixed and electrically connected to a driving circuit of the electronic module, when the lock is unlocked, the driving circuit sends an electrical signal to the nitinol wire, and the nitinol wire contracts to separate the lock tongue from the buckle hole, thereby unlocking the lock.

A case and bag uses the lock using the nickel-titanium alloy wire.

The invention has the beneficial effects that:

the lock applying the nickel-titanium alloy wires uses the nickel-titanium alloy wires as the transmission parts of the lock, avoids adopting a complex locking mechanism, reduces the hardware cost of the product, greatly reduces the appearance size of the product, can reduce the electrical power consumption of the product by applying the nickel-titanium alloy wires, and can be widely applied to different types of luggage products.

On the basis of the technical scheme, the invention can be further improved as follows:

preferably, a guide groove is fixed in the lock shell, the lock tongue is arranged in the guide groove, a spring I is arranged between one side of the lock tongue, which is connected with the nickel-titanium alloy wire, and the guide groove, when the lock is unlocked, the lock tongue moves backwards to compress the spring I, the nickel-titanium alloy wire recovers the original length after the electric signal disappears, and the lock tongue rebounds into the lock hole under the action of the spring I.

Preferably, the lock further comprises a clutch device used for bouncing the lock catch during unlocking, the clutch device comprises a spring II, the clutch device is arranged in the lock hole, the lock catch is inserted into the lock hole and presses down the clutch device, the lock tongue is separated from the lock hole during unlocking, and the lock catch bounces out of the lock hole under the action of the clutch device.

Preferably, the clutch device further comprises a pressing sheet, the pressing sheet is connected to the spring II, and the lock catch is pressed with the pressing sheet when being inserted into the lock hole to press the clutch device.

Preferably, the clutch device further comprises a spring column, and the spring II is sleeved on the spring column.

Preferably, be provided with the fingerprint sensor who is used for gathering fingerprint image on the lock shell, fingerprint sensor is connected with electronic module electricity, and electronic module includes fingerprint identification processing unit circuit.

Preferably, the lock shell is provided with an indicator lamp, the indicator lamp comprises a light emitting diode and a light guide column, the light emitting diode is electrically connected with the electronic module, the light emitting diode is fixed with the light guide column, and the emitted light is transmitted to the shell through the light guide column.

Preferably, the lock shell is provided with a charging interface, the charging interface is electrically connected with an external power supply, the external power supply is arranged outside the lock shell, and the electronic module is electrically connected with the external power supply.

Preferably, a fingerprint setting key is arranged on the lock shell and electrically connected with the electronic module.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic view of the exterior of a lock using nitinol wires according to the present invention;

FIG. 2 is an external view of the lock housing of the present invention;

FIG. 3 is a schematic view of the internal construction of the lock housing of the present invention;

fig. 4 is a schematic view of a mounting structure of the locking bolt of the present invention;

FIG. 5 is a schematic structural view of a clutch device according to the present invention;

FIG. 6 is a schematic view of the latch of the present invention;

fig. 7 is a bottom structural schematic view of the lock using nitinol wires according to the present invention.

Description of the reference numerals

1-lock catch, 2-lock shell, 3-fingerprint sensor, 4-charging interface, 5-fingerprint setting button, 6-indicator light, 7-lock hole, 8-press piece, 9-guide groove, 10-lock shell, 11-nickel-titanium alloy wire, 12-lock tongue, 13-spring column, 14-spring II, 15-spring I, 16-through hole, 17-buckle hole, 18-power socket hole and 19-installation hole.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated.

As shown in fig. 1, 2 and 6, the lock using nitinol wires according to the present invention includes a lock tongue, a lock catch and a lock case, wherein the lock tongue is disposed in the lock case, the lock case is provided with a lock hole, the lock catch is provided with a buckle hole, the lock catch is inserted into the lock hole, the lock tongue is inserted into the buckle hole for limiting, the lock further includes an electronic module and at least one nitinol wire, a first end of the nitinol wire is fixed to the lock tongue, a second end of the nitinol wire is fixed to and electrically connected to a driving circuit of the electronic module, when the lock is unlocked, the driving circuit sends an electrical signal to the nitinol wire, and the nitinol wire contracts to separate the lock tongue from the buckle hole, thereby unlocking the lock.

The plane of the buckle hole on the lock catch is perpendicular to the plane of the lock tongue.

The lock shell is of a closed box body structure, and the electronic module and the nickel-titanium alloy wires are arranged inside the lock shell. The electronic module comprises a driving circuit, and the driving circuit supplies power to the nickel-titanium alloy wire.

Nitinol wires, also known as muscle wires or memory wires. Upon receiving an electrical signal or otherwise being heated, the nitinol wire may contract. After the electric signal disappears or the nickel-titanium alloy wire is cooled, the nickel-titanium alloy wire can restore to the original length. The second end of the nickel-titanium alloy wire can be directly or indirectly connected with an output interface of the electronic module driving circuit. When the lock is unlocked, the electronic module driving circuit is powered on, the nickel-titanium alloy wire receives an electric signal, the length of the nickel-titanium alloy wire is shortened, the lock tongue is driven to move backwards, the lock tongue is separated from the buckle hole, the lock catch is not limited any more, and is separated from the lock shell, and the lock is unlocked.

The lock uses the nickel-titanium alloy wire as the transmission part of the lock, avoids adopting a complex locking mechanism, reduces the hardware cost of the product, greatly reduces the overall dimension of the product, simultaneously can reduce the electrical power consumption of the product by applying the nickel-titanium alloy wire, and can be widely applied to different types of luggage products.

Preferably, as shown in fig. 3 and 4, a guide groove is fixed in the lock case, the lock tongue is arranged in the guide groove, a spring I is arranged between one side of the lock tongue, which is connected with the nitinol wire, and the guide groove, when the lock is unlocked, the lock tongue moves backwards to compress the spring I, the nitinol wire recovers to the original length after the electric signal disappears, and the lock tongue rebounds into the lock hole under the action of the spring I.

One side of the guide groove, which faces the nickel-titanium alloy wire, is provided with a through hole, the spring I is arranged between the lock tongue and the guide groove, and the first end of the nickel-titanium alloy wire penetrates through the through hole and the spring I and then is fixed with the tail end of the lock tongue.

The lock tongue can move backwards in the guide groove along the setting direction of the nickel-titanium alloy wire. When the lock is unlocked, the spring bolt compresses the spring I. After the electrification is finished, the nickel-titanium alloy wire is restored to the original length, and the front end of the lock tongue rebounds into the lock hole.

And locking again, inserting the lock catch into the lock hole to extrude the lock tongue, retracting the lock tongue to compress the spring I, and after the lock catch is in place, rebounding the front end of the lock tongue to be inserted into the lock hole on the lock catch to limit under the action of the spring I, so that locking is realized.

Preferably, as shown in fig. 5, the lock further includes a clutch device for bouncing up the lock catch when unlocking, the clutch device includes a spring II, the clutch device is disposed in the lock hole, the lock catch is inserted into the lock hole and presses down the clutch device, the lock tongue is disengaged from the lock hole when unlocking, and the lock catch bounces out of the lock hole under the action of the clutch device.

Spring II is vertical to be fixed in the keyhole, and vertical elasticity can be applyed to the hasp to the compressed spring II, makes the hasp can auto-eject when unblanking, makes tool to lock convenient to use.

Preferably, the clutch device further comprises a pressing sheet, the pressing sheet is connected to the spring II, and the lock catch is pressed with the pressing sheet when being inserted into the lock hole to press the clutch device.

Can set up a plurality of spring II in the lockhole, the preforming is connected in spring II top, and during locking, clutch is pushed down to the hasp, and pressure is divided equally through the preforming and is applied to spring II, and when unblanking, a plurality of spring II's elasticity is merged through the preforming and is applied to the hasp, and the increase makes the hasp pop out the elasticity of lockhole.

Preferably, the clutch device further comprises a spring column, and the spring II is sleeved on the spring column.

The spring post is vertically fixed in the keyhole, and the spring post limits the compression and resilience direction of the spring II, so that the spring II is protected.

Preferably, be provided with the fingerprint sensor who is used for gathering fingerprint image on the lock shell, fingerprint sensor is connected with the electronic module electricity, and fingerprint sensor welds the PCB top layer at electronic module, and electronic module includes fingerprint identification processing unit circuit.

The user presses the fingerprint identification sensor acquisition window through the finger and finishes entering the fingerprint, comparing the fingerprint and deleting the fingerprint. The fingerprint identification technology is the most mature technology in the field of biological identification at present and has the highest market share. The fingerprint identification technology is widely applied to various industries such as security protection, mobile payment, hardware door lock, government affairs market and the like. The security of fingerprint identification has huge promotion compared with traditional mechanical trick lock.

Meanwhile, the user does not need to memorize the password, after the password is registered for the first time, the unlocking can be realized only by easily pressing the password with fingers, the operation is convenient, and the password lock is unlocked through dialing, thereby being trouble-saving and labor-saving.

Preferably, be provided with the pilot lamp on the lock shell, the pilot lamp includes emitting diode and leaded light post, and emitting diode is connected with the electronic module electricity, and emitting diode welds in electronic module PCB bottom, and emitting light is fixed with the leaded light post, and the transmission passes through the leaded light post and transmits the casing. The pilot lamp is LED tristimulus designation lamp, and the pilot lamp guides the user to accomplish the type-in of fingerprint, compares and deletes through lighting different colours.

Preferably, the lock shell is provided with a charging interface, the charging interface is electrically connected with an external power supply, the external power supply is arranged outside the lock shell, and the electronic module is electrically connected with the external power supply. Specifically, the external power supply supplies power to the electronic module through an external power interface at the bottom of the lock shell.

The charging interface adopts a minUSB charging interface, so that a user can conveniently charge the lockset by using common mobile phone charging equipment.

Preferably, a fingerprint setting key is arranged on the lock shell and electrically connected with the electronic module.

The fingerprint setting key is convenient for a user to operate and finish the input and the deletion of fingerprints.

A case and bag uses the lock using the nickel-titanium alloy wire.

As shown in fig. 7, the bottom of the lock case is provided with a mounting hole, the lock case of the lock is fixed on the suitcase through the mounting hole, and the lock catch of the lock is arranged on the movable part of the suitcase. In one embodiment, the latch is a zipper pull of the luggage. In another embodiment, the latch is disposed on the opening and closing door of the case. And the external power supply is independently installed on the case, the external power supply is connected with the electronic module in the lock shell through a lead, and the external power supply is preferably a lithium battery. Specifically, a power socket hole is formed in the bottom of the lock shell, and the external power supply is connected with the electronic module through the power socket hole.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.