CN101619632A - Lockset capable of recording unlocking times - Google Patents

Abstract

The invention discloses a lockset capable of recording unlocking times, which comprises a lock shell, a lock hook arranged on the lock shell, at least one lock block arranged in the lock shell, a counter and a locking unit, wherein when the locking unit is in a locking state, a stopping part of the locking unit stops the lock block to prevent the lock block from moving so as to limit the lock hook from being pulled upwards, and when the locking unit is in an unlocking state, the stopping part of the locking unit leaves the lock block, the lock block can move in the lock shell to enable the lock hook to be pulled upwards, and a pivoting part of the lock hook can drive the counter to enable the counter to record the unlocking, so that the lockset has a good anti-theft effect.

Description

A lock that can record the number of unlocks

technical field

The present invention relates to a lock, in particular to a lock capable of recording the times of unlocking.

Background technique

General padlocks can be roughly divided into combination locks and key locks. Combination locks can only be opened by users entering a specific password, and key locks can only be opened by inserting their corresponding keys into the keyhole. No matter what kind of padlock it is, it is widely used on doors and drawers at home, or in storage management.

However, although traditional padlocks can prevent being opened by people who do not hold the key or do not know the password, there is no way to effectively prevent other people who can obtain the key or know the password, such as elder caregivers, foreign workers who often go in and out of the house, or Warehouse manager. If these people open the padlock without authorization and steal the valuables placed in the drawer, room or warehouse, and then restore the padlock to the locked state, and the people at home or other managers of the warehouse do not pay more attention, it will often take a long time It takes a long time to discover that an item has been stolen, or not at all. As a result, these unscrupulous people are prone to take chances and steal again and again, resulting in heavy losses in their homes or warehouses.

Contents of the invention

The object of the present invention is to provide a lock, which provides a counter to record the number of times the lock is unlocked, so as to prevent unauthorized opening by others.

To achieve the above object, the lock provided by the present invention includes a lock case, a lock hook, at least one lock piece, a counter and a lock unit. The lock case has a chamber, a first top hole communicating with the chamber and a second top hole communicating with the chamber; the lock hook has a pivot portion and a hook portion connected to the pivot portion, the The pivoting part is pivotally arranged on the first top hole, and can be displaced along the axial direction of the first top hole. The hook part has a locking end, and the locking end can be locked by the axial displacement of the pivoting part. Embedded or separated from the second top hole, at least one of the pivotal part and the buckle end of the hook part has a slot; the lock block is movably arranged in the chamber of the lock case and can be embedded or away from the slot; the counter is set in the chamber of the lock case; the locking unit is disposed in the chamber of the lock case and has a stopper.

When the locking unit is in the unlocked state, the stop part leaves the lock block, and the lock block can move in the chamber to disengage from the slot, so that the pivot joint of the lock hook can move along the first top The axial displacement of the hole is to drive the buckle end of the hook part of the lock hook to leave the second top hole, and at the same time drive the counter to record the number of times of unlocking; when the locking unit is in a locked state, the blocking If the lock block is partially blocked, the lock block will not move and will be embedded in the slot, so that the pivotal part of the locking hook cannot be displaced along the axial direction of the first top hole.

The beneficial effect of the present invention is that as long as someone opens the present invention without authorization, the counter will record the number of times of opening, so that the user of the present invention can know the state of being opened through the counter.

Description of drawings

FIG. 1 is a schematic cross-sectional view of the first preferred embodiment of the present invention, mainly showing the state of the movable plate in the locked position.

FIG. 2 is a side sectional view of FIG. 1 .

FIG. 3 is a schematic cross-sectional view of the first preferred embodiment of the present invention, mainly showing the state of the movable plate in the unlocked position.

FIG. 4 is a side sectional view of FIG. 3 .

Fig. 5 is a schematic cross-sectional view of the second preferred embodiment of the present invention, mainly showing that the key lock is in a locked state.

Fig. 6 is a schematic cross-sectional view of the second preferred embodiment of the present invention, mainly showing that the key lock is in an unlocked state.

[Description of main component symbols]

"First embodiment"

Lock 10 Lock Case 20

Containment chamber 22 The first top hole 24

The second top hole 26 lock hook 30

Pivot joint 32 socket 322

Hook part 34 Lock end 342

Socket 344 lock block 40

Elastic piece 50 Counter 60

The first driver 62 long slot 622

Second drive member 64 Protruding shaft 642

Counting wheel 66 Locking unit 70

Cipher wheel 72 Movable board 74

stopper 742

"Second Embodiment"

Lock 80 Lock Case 82

Chamber 822 lock block 84

Lock hook 86 counter 88

Lock unit 90 Lock core 92

Extension arm 94 stopper 942

Rotating member 96 abutting part 962

Shrapnel 98 Key 100

Detailed ways

The following preferred embodiments are listed below in conjunction with the drawings to describe the structure and effects of the present invention in detail.

Referring to Fig. 1 and Fig. 2, the lock 10 provided for the first preferred embodiment of the present invention includes a lock case 20, a lock hook 30, two lock blocks 40, an elastic member 50, a counter 60 and a lock Solid unit 70.

The lock housing 20 has a chamber 22 , a first hole 24 connected to the chamber 22 , and a second hole 26 connected to the chamber 22 .

The lock hook 30 has a pivot portion 32 and a hook portion 34 connected to the pivot portion 32 , wherein the pivot portion 32 is pivotally mounted on the first top hole 24 of the lock case 20 and can be moved along the first top hole 24 . The hook portion 34 has a lock end 342 , and the lock end 342 can be inserted into or separated from the second top hole 26 of the lock housing 20 through the axial displacement of the pivot portion 32 . The top of the pivot portion 32 and the locking end 342 of the hook portion 34 respectively have a slot 322 , 344 .

The lock block 40 is disposed in the chamber 22 of the lock case 20 and can move horizontally relative to the lock case 20 so that the lock block 40 can engage or leave the slot 322 of the pivot portion 32 and the hook portion 34 respectively. The slot 344 of the locking end 342 of the.

The elastic member 50 is arranged between the locking blocks 40 and presses against the locking blocks 40 at both ends thereof, so as to provide elastic force to move the locking blocks 40 to the sockets of the pivot joints 32 of the locking hook 30 respectively. 322 and the socket 344 of the locking end 342 of the hook portion 34 are pushed up.

The counter 60 is an existing structure, and its detailed structure will not be repeated here. The counter 60 is disposed in the chamber 22 of the lock housing 20 and has a first driving part 62 , a second driving part 64 and a plurality of counting wheels 66 . The first driving part 62 has a long slot 622 ; the bottom end of the second driving part 64 is pivotally mounted on the counting wheel 66 , and the top end has a protruding shaft 642 passing through the long slot 622 . When the external force is pressed against the first driving member 62, the second driving member 64 will not pivot, and the counting wheel 66 will not be driven by the second driving member 64. After the external force of 62 is released, the second driving member 64 will pivot counterclockwise through a torsion spring (not shown in the figure), driving the first driving member 62 to move upwards, and at the same time drive the counting wheel 66 to rotate for counting Actions.

The locking unit 70 is a password wheel set in this embodiment, and its detailed structure will not be repeated here. The locking unit 70 has a plurality of password wheels 72 and a movable plate 74 that can be swung under the control of the password wheels 72 , and the movable plate 74 has a stop portion 742 . When the password wheel 72 displays a wrong password, the locking unit 70 is in a locked state, as shown in Figures 1 and 2, at this time, the stopper 742 of the movable plate 74 is blocked between the lock blocks 40, The locking block 40 cannot move relatively and is stuck in the slot 322 of the pivot joint 32 of the lock hook 30 and the slot 344 of the locking end 342 of the hook 34, so that the lock hook 30 cannot be pulled up, and the lock hook 30 The bottom end of the pivoting portion 32 will press against the top end of the first driving member 62 of the counter 60, so that the second driving member 64 is restricted by the elongated slot 622 of the first driving member 62 and cannot pivot. When the password wheel 72 shows the correct password, the locking unit 70 is in an unlocked state, as shown in Figures 3 and 4, at this time, the stopper 742 of the movable plate 74 will leave the lock due to the deflection of the movable plate 74. block 40, so that the lock block 40 can move relatively and leave the slot 322 of the pivotal part 32 of the lock hook 30 and the slot 344 of the lock end 342 of the hook part 34, and the lock hook 30 can be pulled up , let the lock end 342 of the hook 34 leave the second top hole 26 of the lock case 20, and at the same time, the pivot joint 32 of the lock hook 30 will release the first driving member 62 of the counter 60, so that the second driving member 64 generates Pivot to drive the first driving member 62 to move upward and drive the counting wheel 60 to record the number of times of unlocking.

Through the above structure, when the lock 10 is in the locked state, as shown in FIG. 1 and FIG. 2 , the pivotal portion 32 of the locking hook 30 and the locking end 342 of the hook portion 34 are restricted by the locking block 40 and cannot move upward. As a result, the first driving member 62 of the counter 60 is pressed against by the pivoting portion 32 of the locking hook 30 , the second driving member 64 will not pivot, and the counter 60 will not perform the counting action. When someone dials the password wheel 72 to the correct password, as shown in Figure 3 and Figure 4, the lock block 40 will move relative to the lock housing 20 due to the departure of the stopper 742 of the movable plate 74, To release the engagement state between the pivot joint 32 of the lock hook 30 and the lock end 342 of the hook 34, the lock hook 30 can be pulled up, and the first driving member 62 of the counter 60 will be driven by the pivot of the lock hook 30. The counting wheel 66 is driven to count by the pivoting of the second driving member 64 through the loosening of the connecting portion 32 . In this way, even if the locking hook 30 is pressed down so that the locking unit 70 is locked, the number of the counter 60 will not be reset to zero, and the user of the present invention can know whether it is Other people have opened the present invention without authorization.

Through this, the present invention not only has the anti-theft function of the traditional padlock to avoid being opened by people who do not know the password, but also prevents unauthorized opening by other people who know the password through the design of the counter, so as to provide better anti-theft effect.

It must be noted that the pivotal portion 32 of the locking hook 30 and the first driving member 62 of the counter 60 are not limited to the two independent elements described in this embodiment, and the pivotal portion 32 of the locking hook 30 and the first driving member 62 of the counter 60 can also be combined The first driving part 62 of the counter 60 is designed to be integrally formed, or the pivotal part 32 of the lock hook 30 is lengthened to be connected with the second driving part 64 of the counter 60, which can also achieve the purpose of the present invention.

In addition, the locking unit of the present invention is not limited to the combination lock set in the above embodiment, and can also be replaced by a key lock. Please refer to FIG. 5 , for the lock 80 provided by the second preferred embodiment of the present invention, the lock unit 90 included in it has a lock core 92 located in the chamber 822 of the lock case 82 , a lock core 92 top An extension arm 94 extending outward, a rotating member 96 rotatably disposed on the lock core 92 , and an elastic piece 98 disposed on the lock core 92 . When the lock core 92 is in the locked state, as shown in FIG. 5 , an abutment portion 962 of the rotating member 96 pushes the extension arm 94 to force a stop portion 942 of the extension arm 94 to stop between the lock blocks 84 , the lock hook 86 will not be able to be pulled up, and the counter 88 will not be driven by the lock hook 86; As shown in FIG. 6 , the abutting portion 962 of the rotating member 96 is away from the extension arm 94, so that the extension arm 94 is pushed up by the shrapnel 98 to force the stop portion 942 of the extension arm 94 to leave the locking block 84, and the locking hook 86 will be able to Pulled up, the counter 88 will be driven because of the upward movement of the locking hook 86, so as to achieve the purpose of recording the number of times of unlocking.

The constituent elements disclosed in the foregoing embodiments of the present invention are for illustration only and are not intended to limit the scope of the present application. Substitution or changes of other equivalent elements should also be covered by the scope of the patent application of the present application.

Claims (6)

1. but the lockset of a recording unlocking times is characterized in that including:

One lock housing, first apical pore with a room, this room of connection is communicated with second apical pore of this room with one;

One latch hook, have an articulated section and be connected the hook part of this articulated section with one, this articulated section can be along this first apical pore be hubbed at this first apical pore axially, this hook part has a snap close end, this snap close end can be embedded or leave this second apical pore, the snap close end of this articulated section and this hook part one of them has a caulking groove at least;

At least one lock dog, but be located at movably in the room of this lock housing and inlay card or leave this caulking groove;

One counter is located in the room of this lock housing; And

One locking unit, be located in the room of this lock housing, has a stop section, when this locking unit is unlocking condition, this lock dog is left in this stop section, this lock dog can break away from this caulking groove, the snap close end that the articulated section of this latch hook can drive the hook part of this latch hook leaves this second apical pore, and drive this counter, and being blocking when this locking unit, this this lock dog of stop section block, this lock dog are embedded in this caulking groove, the articulated section of this latch hook can't be along the axial displacement of this first apical pore, and the snap close end of the hook part of this latch hook is embedded in this second apical pore.

2. but the lockset of recording unlocking times as claimed in claim 1, it is characterized in that, include two lock dogs and an elastic component of being located between the described lock dog, the snap close end of the articulated section of this latch hook and the hook part of this latch hook has a caulking groove respectively, for described lock dog inlay card.

3. but the lockset of recording unlocking times as claimed in claim 2, it is characterized in that, this locking unit has a plurality of cipher wheel are connected described cipher wheel with one portable plate, this portable plate has this stop section, when this locking unit is unlocking condition, described lock dog is left in this stop section, and is blocking when this position, locking unit, and this stop section block is between described lock dog.

4. but the lockset of recording unlocking times as claimed in claim 1 is characterized in that, this counter has one first actuator, one second actuator and a plurality of counter wheel, and this second actuator is hubbed at described counter wheel, and is connected with this first actuator; When this locking unit is blocking, the articulated section of this latch hook compresses this first actuator, this second actuator can't pivot and can't drive described counter wheel rotation, and be unlocking condition when this locking unit, the articulated section of this latch hook unclasps this first actuator, and this second actuator produces pivot and drives described counter wheel rotation.

5. but the lockset of recording unlocking times as claimed in claim 4 is characterized in that, this first actuator has an elongated slot, and this second actuator has a protruding axle that is arranged in this elongated slot.

6. but the lockset of recording unlocking times as claimed in claim 1, it is characterized in that, this locking unit has adjutage, that lock benevolence in the room of being located at this lock housing, one extended by this lock benevolence and is located at the shell fragment that the tumbler and of this lock benevolence is located at this lock benevolence rotationally, this adjutage has this stop section, and this tumbler has a supporting part; When this lock benevolence is unlocking condition, the supporting part of this tumbler leaves this adjutage, this adjutage is forced the stop section of this adjutage to leave this lock dog by this first shell fragment ejection, and be blocking when this lock benevolence, this adjutage of supporting part ejection of this tumbler and force this lock dog of stop section block of this adjutage.

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