CN108590366B

CN108590366B - Wireless coded lock

Info

Publication number: CN108590366B
Application number: CN201810360879.9A
Authority: CN
Inventors: 欧阳满桂
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-20
Filing date: 2018-04-20
Publication date: 2024-02-23
Anticipated expiration: 2038-04-20
Also published as: CN108590366A

Abstract

The invention relates to a wireless coded lock, which comprises a remote control key, a signal processor and a lock body, wherein the remote control key is provided with at least two signal transmitting modules, the signal processor comprises a signal receiving module, a signal analyzing module and a circuit board, the input end of the signal analyzing module is connected with one or more signal receiving modules, the output end of the signal analyzing module is connected with the lock body, the circuit board provides power for the signal receiving module, the signal analyzing module and the lock body, and the signal analyzing module analyzes signals acquired by the signal receiving module and drives the lock body to be locked or unlocked. The remote control key is provided with a plurality of transmitting modules, the signal processor is provided with corresponding receiving modules corresponding to the transmitting modules, and as the frequency of the signals transmitted by each transmitting module is different, the signals with different frequencies are received by each receiving module, and the number of the transmitting modules is increased, so that the signal types can be increased, and the unlocking difficulty is increased.

Description

Wireless coded lock

Technical Field

The invention relates to a coded lock, in particular to a wireless coded lock.

Background

Locks include door locks and the like, for example, door locks, which are used to lock a door to prevent others from opening the door. At present, the door locks on the market are various, such as the traditional mechanical door locks or the anti-theft locks such as password door locks with high safety, and the life rhythm is accelerated due to improvement of the safety consciousness of people, the people gradually adopt the remote control password locks with higher safety and more convenient unlocking, the traditional remote control password locks comprise a remote control key and a lock, a transmitting module is arranged in the remote control key, a receiving module is arranged in the lock, after a correct key switch is pressed, the transmitting module of the remote control key is started, and a corresponding signal transmitted by the transmitting module is received by a receiver, so that the locking or unlocking of the lock is controlled, the operation is very simple, and the remote operation is realized.

However, because the remote control key of the traditional coded lock only has one transmitting module, the lockset is provided with a corresponding receiving module corresponding to the transmitting membrane block, the transmitting module is connected with a plurality of key switches in series, when the right key switch is pressed to be connected with a power supply to start the transmitting module, the principle is quite simple, and the code is single, so that a thief carries a signal remote control key to adjust the signal to be consistent with the unlocking signal of the remote control coded lock, unlocking can be carried out, or the thief steals the remote control key, the transmitting module is connected with a power supply, the transmitting module can transmit the signal to realize unlocking operation, and the safety performance of the remote control coded lock is greatly reduced.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the wireless coded lock with simple principle and strong safety performance.

The object of the present invention is thus achieved.

The utility model provides a wireless trick lock, includes remote control key, signal processor and lock body, the remote control key is provided with two at least signal transmission module, signal processor includes signal receiving module, signal analysis module and circuit board, one or more signal receiving module is connected to signal analysis module's input, and the lock body is connected to signal analysis module's output, and the circuit board provides the power for signal receiving module, signal analysis module and lock body, and signal analysis module carries out the analysis to the signal that this signal receiving module obtained, drives the lock body and locks or unlock. The remote control key is provided with a plurality of transmitting modules, the signal processor is provided with corresponding receiving modules corresponding to the transmitting modules, and as the frequency of the signals transmitted by each transmitting module is different, the signal processor is used for receiving signals with different frequencies corresponding to each receiving module, the number of the transmitting modules is increased, the signal types can be increased, the unlocking difficulty is increased, and the signal analysis module can be selectively connected with one or more receiving modules, so that the password combination is changed, the unlocking difficulty is increased, and the safety of the wireless password lock is improved.

The above technical solution can be further perfected as follows.

As a more specific scheme, the remote control key further comprises a power supply, an unlocking switch, a locking switch and a code switch, wherein the power supply, the locking switch and the signal transmitting module are connected in series, and the power supply, the code switch, the unlocking switch and the signal transmitting module are connected in series. Because power, cipher switch, unlock switch and signal emission module establish ties, therefore the user need press cipher switch and unlock switch simultaneously when unblock, just can switch on signal emission module's power, signal emission module just can transmit the signal, easy operation.

As a more specific scheme, the coded switch comprises a plurality of key switches, and each key switch is connected in series with one or more signal transmitting modules. Because each key switch is connected with the signal transmitting module, the corresponding key switch is required to be correctly pressed to switch on the power supply of the corresponding signal transmitting module, and the safety of the wireless coded lock is improved.

As a more specific scheme, the intelligent alarm system further comprises an alarm circuit module and a password delay input module, wherein the alarm circuit module, the signal analysis module, the password delay input module and the circuit board are electrically connected. If a user presses the wrong key switch, the alarm circuit module is connected, the safety of the wireless coded lock is improved, the code extension input module is additionally arranged, the code input time is prolonged, and people can conveniently input codes.

As a more specific scheme, the lock body is internally provided with a lock tongue, a return spring, a first locking device and a second locking device, the lock tongue is connected with the lock body through the return spring, and the first locking device, the second locking device and the circuit board are electrically connected.

As a more specific scheme, the first locking device comprises a gear and a first electromagnet, the outer wall of the lock tongue is provided with a toothed rail, the end part of the gear is extended to form a metal rod, the gear is meshed with the toothed rail, the first electromagnet is electrified to generate magnetic attraction metal rod, the metal rod drives the gear to rotate, and the gear drives the lock tongue to retract into the inner cavity of the lock body. The first locking device is provided with a first electromagnet, electric power is converted into magnetic force, the first electromagnet attracts the metal rod, the metal rod drives the gear to rotate, the gear drives the lock tongue to retract into the lock body, the first locking device locks or unlocks through the action of the lock tongue controlled by the on-off control, and the wireless coded lock is more accurate and sensitive to control.

As a more specific scheme, the second locking device comprises a lock pin and a second electromagnet, the lock pin is provided with a lock groove, and the second electromagnet is electrified to generate magnetism to control the lock pin to extend out of or retract into the lock groove to unlock or lock the lock pin. The second locking device is provided with a second electromagnet, electric power is converted into magnetic force, the second electromagnet is electrified to generate magnetic control to extend out of or retract into the locking groove to unlock or lock the lock tongue, and the first locking device controls the action of the lock tongue through power-on control, so that the wireless coded lock is more accurate to control.

As a more specific scheme, one end of the return spring is connected to the lock body, and the other end of the return spring is connected to the lock tongue. Through setting up reset spring, when first locking device outage, reset spring pulling spring bolt action, the spring bolt stretches out to lock the lock body and locks, makes wireless trick lock control more accurate.

As a more specific scheme, the gear is a half-moon gear, one side of the half-moon gear is provided with teeth, and the other side of the half-moon gear extends out of the metal rod. By arranging the half-moon gear, the weight of the gear is reduced, the production cost is reduced, and the rotation sensitivity of the gear is improved.

As a more specific scheme, the lock further comprises a locking switch, wherein the locking switch is arranged on the door frame close to one side of the lock body, the locking switch, the first locking device and the second locking device are electrically connected, and the locking switch controls the first locking device and the second locking device to act.

The beneficial effects of the invention are as follows:

the remote control key is provided with a plurality of transmitting modules, the signal processor is provided with corresponding receiving modules corresponding to the transmitting modules, and because the frequency of the signals transmitted by each transmitting module is different, the signals with different frequencies are received by each receiving module, the signal types can be increased by increasing the number of the transmitting modules, the unlocking difficulty is increased, and the signal analysis module can be selectively connected with one or more receiving modules, so that the password combination is replaced, the unlocking difficulty is increased, and the safety of the wireless password lock is improved.

According to the invention, the first locking device is provided with the first electromagnet, electric power is converted into magnetic force, the first electromagnet attracts the metal rod, the metal rod drives the gear to rotate, the gear drives the lock tongue to retract into the lock body, the first locking device locks or unlocks through the action of the on-off control lock tongue, and the wireless coded lock is more accurate and sensitive to control.

According to the invention, the second locking device is provided with the second electromagnet, the electric power is converted into magnetic force, the second electromagnet is electrified to generate magnetic control to extend out of or retract into the locking groove to unlock or lock the lock tongue, and the first locking device controls the action of the lock tongue through on-off control, so that the wireless coded lock is more accurate to operate.

Drawings

Fig. 1 is a schematic diagram of a key fob.

Fig. 2 is a schematic diagram of a remote key circuit.

Fig. 3 is a schematic diagram of a remote key unlocking circuit in embodiment 1.

Fig. 4 is a schematic diagram of a remote key locking circuit of embodiment 1.

Fig. 5 is an unlocking schematic diagram of the signal processor in embodiment 1.

Fig. 6 is a schematic diagram of unlocking the lock body.

Fig. 7 is a schematic diagram of the locking of the lock body.

Fig. 8 is a schematic diagram of a remote key unlocking circuit according to embodiment 2.

Fig. 9 is a schematic diagram of a remote key unlocking circuit according to embodiment 3.

Fig. 10 is an anti-theft alarm circuit of the remote key of embodiment 3.

Fig. 11 is an unlocking schematic diagram of a signal processor in embodiment 3.

Detailed Description

The invention is further described below with reference to the drawings and examples.

Embodiment 1, as shown in fig. 1 to 7, a wireless coded lock includes a key fob 1, a signal processor 2, and a lock body 3.

The remote control key 1 comprises a power supply E, three signal transmitting modules 11, an unlocking switch 12, a locking switch 13 and a coded switch 14, wherein the three signal transmitting modules 11 are an a-band signal transmitting module, a b-band signal transmitting module and a c-band signal transmitting module respectively, and the coded switch 14 comprises a key switch 141 which is marked with 1, 2, 3, 4, 5, 6, 7, 8 and 9 in sequence.

As shown in fig. 3, the key switch 141, the a-band signal transmitting module, the unlock switch 12 and the power source E, which are labeled "1", are connected in series, and the key switch 141, the b-band signal transmitting module, the unlock switch 12 and the power source E, which are labeled "2", are connected in series, so as to form an unlock circuit. When the user simultaneously presses the key switch 141 identified as "1", the key switch 141 identified as "2" and the unlocking switch 12, the a-band signal transmitting module and the b-band signal transmitting module are started and transmit corresponding unlocking signals.

As shown in fig. 4, the locking switch 13, the a-band signal transmitting module and the power supply E are connected in series, and the locking switch 13, the b-band signal transmitting module and the power supply E are connected in series to form a locking circuit. When the user presses the locking switch 13, the a-band signal transmitting module and the b-band signal transmitting module are simultaneously started, and corresponding locking signals are sent out.

As shown in fig. 5, the signal processor 2 includes a signal receiving module 21, a signal analysis module D, a circuit board 22, and a password extension input module 10, where the signal receiving module 21 is an a-band signal receiving module, a B-band signal receiving module, and a C-band signal receiving module, the input end of the signal analysis module D is connected with the a-band signal receiving module and the B-band signal receiving module, respectively, the output end of the signal analysis module D is connected with the lock body 3, and the circuit board 22 provides power for the signal receiving module 21, the signal analysis module D, and the lock body 3, and by adding the password extension input module 10, the password input time is prolonged, so that people can enter the password conveniently.

The A frequency band signal receiving module receives the signal of the a frequency band signal transmitting module and transmits the signal to the signal analyzing module D, the B frequency band signal receiving module receives the signal of the B frequency band signal receiving module and transmits the signal to the signal analyzing module D, the signal analyzing module D judges the collected unlocking signal, if the unlocking signal is judged, the signal analyzing module D drives the lock body 3 to act for unlocking, and if the locking signal is judged, the signal analyzing module D drives the lock body 3 to act for locking.

The lock body 3 is internally provided with a lock tongue 5, a return spring 6, a first locking device 7 and a second locking device 8, the lock tongue 5 is connected with the lock body 3 through the return spring 6, and the first locking device 7, the second locking device 8 and the circuit board 22 are electrically connected. The first locking device 7 comprises a gear 71 and a first electromagnet 72, the gear 71 is a half-moon gear, one side of the half-moon gear is provided with teeth 712, the other side of the half-moon gear extends out of a metal rod 711, the side wall of the lock tongue 5 is provided with a locking groove 52, the tail end of the lock tongue 5 is provided with a toothed rail 51, the toothed rail 51 is meshed with the teeth of the gear 71, the second locking device 8 comprises a lock pin 81 and a second electromagnet 82, the lock tongue 5 is provided with a locking groove 52, one end of a return spring 6 is connected to the lock body 3, and the other end of the return spring 6 is connected to the lock tongue 5.

When the lock body 3 is unlocked, the second electromagnet 82 is electrified to generate magnetism, the second electromagnet 82 attracts the lock pin 81 to act, the lock pin 81 stretches out of the lock groove 52 of the lock body 3, then the first electromagnet 72 is electrified to generate magnetism, the first electromagnet 72 attracts the metal rod 711 to move, the metal rod 711 drives the gear 71 to act, the gear 71 drives the lock tongue 5 to retract into the lock body 3 and stretch the reset spring 6, finally the second electromagnet 82 is powered off, the lock pin 81 stretches into the lock groove 52 under the action of gravity, the lock tongue 5 is limited in the lock body 3, and the state of the stretch reset spring 6 is maintained. When the lock body 3 is locked, the second electromagnet 82 is electrified to generate magnetism, the second electromagnet 82 attracts the lock pin 81 to act, the lock pin 81 stretches out of the lock groove 52 of the lock body 3, then the reset spring 6 resets, the reset spring 6 pulls the lock tongue 5 to stretch out of the lock body 3, finally the second electromagnet 82 is powered off, the lock pin 81 stretches into the lock groove 52 under the action of gravity, and the lock tongue 5 is limited outside the lock body 3. And the lock body 3 is arranged in the door body, a locking switch 9 is arranged on the door frame close to the lock body 3, the locking switch 9, the first locking device 7 and the second locking device 8 are electrically connected, the locking switch 9 controls the first locking device 7 and the second locking device 8 to act, after a user closes the door, the door body touches the locking switch 9 of the door frame, and the locking switch 9 drives the first locking device 7 and the second locking device 8 to lock the lock body 3.

Example 2, as shown in connection with fig. 8, example 2 differs from example 1 in that: the remote control key 1 of embodiment 2 is additionally provided with a c-band signal transmitting module, and the key switch 141 identified as "3", the c-band signal transmitting module, the unlocking switch 12 and the power supply E are connected in series. The signal processor 2 is additionally provided with a C-band signal receiving module, the input end of the signal analysis module D is respectively connected with the A-band signal receiving module, the B-band signal receiving module and the C-band signal receiving module, the output end of the signal analysis module D is connected with the lock body 3, and the circuit board 22 provides power for the A-band signal receiving module, the B-band signal receiving module, the C-band signal receiving module, the signal analysis module D and the lock body 3. When the user simultaneously presses the key switch 141 identified as "1", the key switch 141 identified as "2", the key switch 141 identified as "3" and the unlocking switch 12, the a-band signal transmitting module, the b-band signal transmitting module and the c-band signal transmitting module are started and transmit corresponding unlocking signals.

Embodiment 3, shown in fig. 9 to 11, embodiment 3 differs from embodiment 2 in that: embodiment 3 the remote control key 1 is additionally provided with an alarm circuit module 4, the alarm circuit module 4 is provided with a buzzer 41, and the alarm circuit module 4, the signal analysis module D and the circuit board 22 are electrically connected. Further, the key switch 141 of the remote key 1 identified as "3", the key switch 141 identified as "4", the c-band signal transmitting module, the unlocking switch 12, and the power source E are connected in series.

When the user simultaneously presses the key switch 141 identified as "1", the key switch 141 identified as "2", the key switch 141 identified as "3", the key switch 141 identified as "4" and the unlocking switch 12, the a-band signal transmitting module, the b-band signal transmitting module and the c-band signal transmitting module are started and transmit corresponding unlocking signals.

When the user presses the remaining key switches 141 identified as "5" or "6" or "7" or "8" or "9" 141, the power supply of the alarm circuit module 4 is turned on, thereby activating the buzzer 41 and sounding an alarm.

In the invention, the remote control key is provided with a plurality of transmitting modules 11, the signal processor 2 is provided with corresponding receiving modules 21 corresponding to the transmitting modules 11, and because the frequency of the signals transmitted by each transmitting module 11 is different, the signals with different frequencies are received by each receiving module 21, the signal variety can be increased by increasing the number of the transmitting modules 11, the unlocking difficulty is increased, and the signal analysis module D can be selectively connected with one or a plurality of receiving modules 21, so that the password combination is changed, the unlocking difficulty is increased, and the safety of the wireless password lock is improved.

The above embodiments are some embodiments of the present invention, the number of the key switches 141 and the identification pattern are not limited, and thus it is within the scope of the present invention to increase or decrease the number of the key switches 141 and the identification pattern of the key switch 14.

Claims

1. The utility model provides a wireless trick lock, includes remote control key (1), signal processor (2) and lock body (3), its characterized in that: the remote control key (1) is provided with at least two signal transmitting modules (11), the signal processor (2) comprises a signal receiving module (21), a signal analyzing module (D) and a circuit board (22), the signal receiving module (21), the signal analyzing module (D), the circuit board (22) and the lock body (3) are electrically connected, the signal receiving module (21) receives the signal of the signal transmitting module (11) and transmits the signal to the signal analyzing module (D), and the signal analyzing module (D) analyzes the signal, so that the lock body (3) is driven to be locked or unlocked; the remote control key (1) further comprises a power supply (E), an unlocking switch (12), a locking switch (13) and a coded switch (14), wherein the power supply (E), the locking switch (13) and the signal transmitting module (11) are connected in series, and the power supply (E), the coded switch (14), the unlocking switch (12) and the signal transmitting module (11) are connected in series; the alarm device further comprises an alarm circuit module (4) and a password delay input module (10), wherein the alarm circuit module (4), the signal analysis module (D), the password delay input module (10) and the circuit board (22) are electrically connected; when a user simultaneously presses a key switch (141) marked with '1', a key switch (141) marked with '2', a key switch (141) marked with '3' and an unlocking switch (12), the a frequency band signal transmitting module, the b frequency band signal transmitting module and the c frequency band signal transmitting module are started and emit corresponding unlocking signals; when the user presses the key switch (141) of the remaining mark identified as '5' or the key switch (141) of '6' or the key switch (141) of '7' or the key switch (141) of '8' or the key switch (141) of '9', the power supply of the alarm circuit module (4) is turned on, so that the buzzer (41) is started, and an alarm sound is generated.

2. The wireless combination lock of claim 1, wherein: the coded switch (14) comprises a plurality of key switches (141), and each key switch (141) is connected in series with one or more signal transmitting modules (11).

3. The wireless combination lock of claim 1, wherein: the novel lock is characterized in that the lock body (3) is internally provided with a lock tongue (5), a return spring (6), a first locking device (7) and a second locking device (8), the lock tongue (5) is connected with the lock body (3) through the return spring (6), and the first locking device (7), the second locking device (8) and the circuit board (22) are electrically connected.

4. A wireless combination lock according to claim 3, wherein: the first locking device (7) comprises a gear (71) and a first electromagnet (72), the outer wall of the lock tongue (5) is provided with a toothed rail (51), the end part of the gear (71) is extended to form a metal rod (711), the gear (71) is meshed with the toothed rail (51), the first electromagnet (72) is electrified to generate magnetic attraction to the metal rod (711), the metal rod (711) drives the gear (71) to rotate, and the gear (71) drives the lock tongue (5) to retract into the inner cavity of the lock body (3).

5. A wireless combination lock according to claim 3, wherein: the second locking device (8) comprises a lock pin (81) and a second electromagnet (82), the lock tongue (5) is provided with a lock groove (52), and the second electromagnet (82) is electrified to magnetically control the lock pin (81) to extend out of or retract into the lock groove (52) to unlock or lock the lock tongue (5).

6. A wireless combination lock according to claim 3, wherein: one end of the return spring (6) is connected to the lock body (3), and the other end of the return spring (6) is connected to the lock tongue (5).

7. The wireless combination lock of claim 4, wherein: the gear (71) is a half-moon gear, one side of the half-moon gear is provided with teeth (712), and the other side of the half-moon gear extends out of the metal rod (711).

8. The wireless combination lock of claim 1, wherein: the novel lock is characterized by further comprising a locking switch (9), wherein the locking switch (9) is arranged on a door frame close to one side of the lock body (3), the locking switch (9), the first locking device (7) and the second locking device (8) are electrically connected, and the locking switch (9) controls the first locking device (7) and the second locking device (8) to act.