TWM646468U - Anti-copy key - Google Patents

Abstract

An anti-copying key includes a key unit and a lock unit. The key unit includes a key body and an unlocking feature provided on the key body. The key body is tubular and has an open end and an opposite outer surface of the tube. and an inner surface of a tube. The lock unit includes a lock body detachably connected to the key body, a lock hole provided on the lock body and a lock catch provided on the lock body. The shape of the lock hole corresponds to the The key body is tubular, and the unlocking feature is disposed on the inner surface of the tube and close to the open end. The key body has the purpose of hiding the unlocking feature.

Description

Anti-copy key

The present invention relates to a key device, in particular to an anti-copying key.

There are many types of traditional keys, but regardless of any key structure, tooth marks or bead numbers will appear on the outside of the key body. For dedicated professionals, they can know what is on the surface of the key just by seeing or touching it. The unlocking characteristics of tooth marks or bead numbers cause the current keys to have the disadvantage of being easily copied.

Please refer to Figure 1, which shows a traditional key structure 1. The key structure 1 includes a key body 11, an unlocking feature 12 provided on the key body 11, a grip plate 13 connected to the key body 11 and a device. On the positioning protrusion 14 on the key body 11, the unlocking feature 12 belongs to a plum blossom bead structure. Whether it is a row of beads, a plum blossom bead, or a bullet bead structure, the unlocking feature 12 is directly present on the key body 11. Although the surface of the key body 11 is difficult for ordinary people to understand, professionals can see the unlocking features at a glance and copy the exact same key from memory.

It can be seen from the above description that the current key structure has the following shortcomings:

1. Safety risks: Since the unlocking features set on the general key body are located on the outer surface, they are not only easy to see, but also easy to touch. Professionals can decipher the unlocking features through vision or touch and recreate the exact same key from memory. keys, and unlock the locks, so using ordinary keys is a security risk.

2. Unable to make a cry for help: A whistle is a self-defense tool or alarm tool that can be carried with you. It can transmit warning sounds to the outside to remind people around you to come for help. However, the current key does not have a structure that can make a sound, and the key alone cannot output a call for help. Alarm sound.

Therefore, how to design a key that can hide the unlocking features, prevent intentional people from using vision or touch to crack the unlocking features on the key, and provide personnel with an alarm sound in an emergency is an urgent goal for relevant technical personnel.

In view of this, the purpose of the present invention is to provide an anti-copying key.

The anti-copying key includes a key unit and a lock unit.

The key unit includes a key body and an unlocking feature disposed on the key body. The key body is tubular and has an open end, and an opposite outer surface of the tube and an inner surface of the tube. The unlocking feature is disposed on the tube. inner surface and close to the open end.

The lock unit includes a lock body detachably connected to the key body, a lock hole provided on the lock body, and a lock catch provided on the lock body. The shape of the lock hole corresponds to the tubular shape of the key body.

Another technical means of the present invention is that the above-mentioned unlocking feature has a plurality of grooves provided on the inner surface of the tube, and each groove extends inwardly from the tubular cutout of the key body.

Another technical means of the present invention is that the above-mentioned key unit further includes a holding body connected with the key body.

Another technical means of the present invention is that the above-mentioned key unit further includes a through hole provided in the holding body.

Another technical means of the present invention is that the above-mentioned key unit further includes an audio generating structure provided on the key body.

Another technical means of the present invention is that the above-mentioned key unit further includes a positioning body provided on the key body, and the lock unit further includes a positioning hole provided on the lock body, and the positioning body and the positioning hole interact with each other. Cooperate.

Another technical means of the present invention is that the above-mentioned positioning body is provided on the key body and located on the inner surface of the tube.

Another technical means of the present invention is that the above-mentioned positioning body is provided on the key body and located on the outer surface of the tube.

Another technical means of the present invention is that the above-mentioned unlocking feature is spaced apart from the outer surface of the tube.

Another technical means of the present invention is that the above-mentioned lock unit further includes a manual operating body provided on the lock body.

The beneficial effect of the present invention is that the key body is a tubular structure having an inner surface of the tube and an outer surface of the tube. The outer structure of the tube is disposed on the inner surface of the tube rather than on the outer surface of the tube. Therefore, it cannot The unlocking feature is easily accessible visually or tactilely from the outside of the key body.

The relevant patent application features and technical contents of this new model will be clearly presented in the following detailed description of a preferred embodiment with reference to the drawings.

Referring to Figures 2, 3, and 4, a preferred embodiment of the new anti-copying key is shown. The anti-copying key includes a key unit 3 and a lock unit 4.

The key unit 3 includes a key body 31, an unlocking feature 32 provided on the key body 31, a holding body 33 connected to the key body 31, a through hole 34 provided on the holding body 33, and an unlocking feature 32 provided on the key body 31. The key body 31 has an audio generating structure 35 and a positioning body 36 provided on the key body 31. The key body 31 is tubular and has an opposite tube outer surface 311 and an opposite tube inner surface 312. In this preferred embodiment , the appearance of the key body 31 is a cylindrical tube. In actual implementation, the appearance of the key body 31 can be a square tube, a polygonal tube, a polygonal star tube (such as a five-pointed star, a six-pointed star, etc.), etc., and should not be This preferred embodiment is limited to examples.

The lock unit 4 includes a lock body 41 that is detachably connected to the key body 31 , a lock hole 42 provided in the lock body 41 , a lock catch 43 provided in the lock body 41 , and a lock hole 42 provided in the lock body 41 . 41 and a manual operating body 45 provided on the lock body 41. The function of the lock unit 4 is the same as that of a general lock and can be provided on the door body to lock the door body on the door frame.

The unlocking feature 32 is provided on the inner surface 312 of the tube, and the outer surface 311 of the tube is smooth. The unlocking feature 32 is spaced apart from the outer surface 311 of the tube, so the key body 31 can hide the unlocking feature 32 inside the tubular structure. From the appearance of the key body 31, it is difficult for an interested person to obtain the unlocking feature 32 by sight or touch, which has a good anti-theft effect. In this preferred embodiment, the unlocking feature 32 has a plurality of unlocking features 32 arranged on the inner surface 312 of the tube. Grooves 321. Each groove 321 extends inwardly from the tubular cutout of the key body 31. The extended length of the plurality of grooves 321 can be used as an unlocking feature 32. In actual implementation, the unlocking feature 32 can use other shapes and structures. , should not be limited to this.

The shape of the lock hole 42 corresponds to the tubular shape of the key body 31 . The key body 31 can be inserted into the lock hole 42 together with the unlocking feature 32 to unlock the lock unit 4 . When the key body 31 is inserted into the lock hole 42 , the holding body 33 can be used to rotate the key body 31, and the lock catch 43 will be driven by the key body 31 to perform the locking or unlocking action. In addition, the positioning position of the positioning body 36 and the positioning hole 44 Cooperating with each other, the positioning hole 44 allows the positioning body 36 to enter the lock body 41. The positioning body 36 can not only accurately position the unlocking feature 32 inside the lock body 41, but also transmit the rotation of the key body 31. The rotation force of the lock 43 rotates the lock 43. In this preferred embodiment, the positioning body 36 is not only disposed on the key body 31 and on the inner surface 312 of the tube, but is also disposed on the key body. 31 and is located on the outer surface 311 of the tube. In actual implementation, the positioning body 36 can be provided solely on the outer surface 311 or the inner surface 312 of the tube, and should not be limited to this.

When the lock unit 4 is installed on the door, the lock hole 42 faces the outside of the door, and the manual operating body 45 faces the inside of the door. Personnel outside the door must use the key unit 3 to turn the lock. The person inside the door can use the manual operating body 45 to rotate the lock 43, thereby achieving the purpose of locking or unlocking the lock unit 4. Since the structural design of the lock unit 4 has many changes, it is not necessary to It should be limited to the examples of this preferred embodiment.

The structure of the audio generating structure 35 is a cutout provided on the key body 31 and a stopper (not shown in the figure) provided inside the key body 31, but is not limited to this, because the key body 31 is The tubular structure has an open end and a closed end, so the user can blow air from the open end of the key body 31, and the airflow flowing through the audio generating structure 35 will generate high-frequency sound, which can be used as an external help signal. , The through hole 34 provided on the holding body 33 can provide a key ring to pass through, so that the user can centrally manage and store multiple keys.

The key body 31 is tubular and has an open end 313. The unlocking feature 32 is disposed on the inner surface 312 of the tube and is close to the open end 313. Preferably, the unlocking feature 32 is connected to the open end 313 to make the key. Skilled technicians can copy the key from the open end 313 of the key body 31, and the structure of the lock unit 4 is relatively simple. In actual implementation, the unlocking feature 32 can be spaced from the open end 313, and should not be This is the limit.

It can be seen from the above description that the new anti-copying key does have the following effects:

1. It can improve the anti-theft effect of locks: Since the outer surface 311 of the tube is smooth, the unlocking feature 32 is disposed on the inner surface 312 of the tube and is spaced apart from the outer surface 311 of the tube, so that the key body 31 can hide the unlocking feature 32 inside the tubular structure to prevent malicious persons from doing so. Using vision or touch to obtain the unlocking feature 32 from the appearance of the key body 31 effectively prevents the unlocking feature 32 of the key unit 3 from being copied and has a good anti-theft effect.

2. You can make a cry for help: The key body 31 has a tubular structure and has an open end and a closed end. The user can blow air inward from the open end of the key body 31. The air flow passing through the audio generating structure 35 will emit a high-frequency distress sound to the outside. This can be done It is an alarm signal for external help.

To sum up, the key body 31 has a tubular structure that can hide the unlocking feature 32. It not only provides basic unlocking and locking functions, but also prevents interested parties from copying the key visually or tactilely. In addition, the key body has a tubular structure. 31 surrounds the air flow channel, and the air flow passing through the audio generating structure 35 will emit a high-frequency distress sound to the outside, so the purpose of the present invention can indeed be achieved.

However, the above is only a preferred embodiment of the present invention, and should not be used to limit the scope of the present invention, that is, any simple equivalent changes and modifications may be made based on the patent scope of the present invention and the description of the new invention. , are still within the scope of this new patent.

1:Key structure 11:Key body 12: Unlock features 13: Hold the board 14: Positioning convex body 3:Key unit 31:Key body 311: Tube outer surface 312: Inner surface of tube 313:Open end 32: Unlock Features 321: Groove 33: Holding body 34:Perforation 35: Audio generation structure 36: Positioning body 4: Lock unit 41:Lock body 42:Keyhole 43:Lock 44: Positioning hole 45: Manual operating body

Figure 1 is a three-dimensional schematic diagram illustrating a key structure; Figure 2 is a three-dimensional schematic diagram, which is a preferred embodiment of a new type of anti-copying key, illustrating the three-dimensional appearance of a key unit and a lock unit; Figure 3 is a schematic three-dimensional view illustrating another three-dimensional appearance of the key unit in the preferred embodiment; and Figure 4 is a schematic side view illustrating the side view structure of the key unit in the preferred embodiment.

3:Key unit

31:Key body

311: Tube outer surface

33: Holding body

34:Perforation

35: Audio generation structure

36: Positioning body

4: Lock unit

41:Lock body

42:Keyhole

43:Lock

44: Positioning hole

45: Manual operating body

Claims (10)

An anti-copy key containing: A key unit includes a key body and an unlocking feature disposed on the key body. The key body is tubular and has an open end, an opposite outer surface of the tube, and an inner surface of the tube. The unlocking feature is disposed on the key body. the inner surface of the tube and adjacent the open end; and A lock unit includes a lock body detachably connected to the key body, a lock hole provided on the lock body, and a lock catch provided on the lock body, the shape of the lock hole corresponding to the tubular shape of the key body . The anti-copying key of claim 1, wherein the unlocking feature has a plurality of grooves disposed on the inner surface of the tube, each groove extending inwardly from the tubular cutout of the key body. The anti-copying key according to claim 1, wherein the key unit further includes a holding body connected with the key body. The anti-copying key of claim 3, wherein the key unit further includes a through hole provided on the holding body. The anti-copying key of claim 1, wherein the key unit further includes an audio generating structure provided on the key body. The anti-copying key according to claim 1, wherein the key unit further includes a positioning body provided on the key body, the lock unit further includes a positioning hole provided on the lock body, the positioning body and the positioning hole are Set the positions to match each other. The anti-copying key of claim 6, wherein the positioning body is provided on the key body and located on the inner surface of the tube. The anti-copying key of claim 6, wherein the positioning body is provided on the key body and located on the outer surface of the tube. The anti-copying key of claim 1, wherein the unlocking feature is spaced apart from the outer surface of the tube. The anti-copying key according to claim 1, wherein the lock unit further includes a manual operating body provided on the lock body.