A kind of electronic lock with unlocking motor of dynamo-electric conversion
Technical field
The present invention relates to lock technology field, refer in particular to a kind of electronic lock that prevents to use separately the unlocking motor that mechanical key unblanks with dynamo-electric conversion.
Background technology
Along with the development of lockset, increasing electronic lock or common door lock by widespread usage in the hotel, occasions such as hotel, family.Existing electronic lock has usually that electronics is unblanked and the mechanical key two kinds of approach of unblanking of unblanking, when people lose electronic lock magnetic card or electronics and unblank to be out of order, can unblank separately with standby mechanical key, its general configuration all is: directly stir lock core by the driving lever on the mechanical key drive handle pivoted housing and unblank; Yet, along with the attention of people to safety, people do not wish only to have mechanical key just can open electronic lock, because, just mean that electronic lock can be opened at any time in case lose mechanical key, lack safety guarantee, in view of this, unblanking to add a double insurance mechanism how for the mechanical key of electronic lock becomes problem to be solved is arranged.
Summary of the invention
Purpose of the present invention is exactly a kind of novel structure of providing at the deficiencies in the prior art part, needs mechanical key to cooperate special-purpose release magnetic card to use the electronic lock that just can open simultaneously.
For achieving the above object, the present invention includes: lock box and lock deckle board, in lock box, be provided with electronics transmission mechanism and mechanical lock mechanism, the electronics transmission mechanism is mainly reached by power supply, circuit board, micromachine to be made up of the interlock push rod of minitype motor driving; Mechanical lock mechanism comprises that activity is plugged on bottom-locking plate and the handle pivoted housing and at least one dead bolt assembly that is connected with the handle pivoted housing locked between the top board; Wherein, the handle pivoted housing is connected with the dead bolt assembly by the dead bolt shift fork on it so that carry out expanding-contracting action in the dead bolt hole of the dead bolt on the dead bolt assembly on the lock deckle board, on the handle pivoted housing, be provided with pintle hook lock axle with flexible member, one end of pintle hook lock axle can be inserted in the interior rotation with realization handle pivoted housing of card locking hole of handle pivoted housing, and the other end of pintle hook lock axle supports and is located on the interlock push rod;
Unlocking motor mechanism also is housed in lock box, the push rod that described unlocking motor mechanism includes the unlocking motor that is connected with circuit board, driven by unlocking motor, be set in the dog link that has the return jump ring in the rotating shaft, ratchet-gear wheel, L shaped bull stick, and the movable driving lever of mechanical key, one of dog link rotates end and is connected with the push rod that is driven by unlocking motor, under the unlocking motor off position, another of dog link rotates end and is stuck on the ratchet of ratchet-gear wheel supporting under the elastic force of return jump ring; L shaped bull stick radially fixed cover is located on the axis of ratchet-gear wheel, a cursor on the L shaped bull stick supports on the interlock push rod trailing flank that is located at by minitype motor driving, the movable driving lever of mechanical key is made of axis body that has keyhole and pivoted arm, wherein, the axis body sleeve that has a keyhole is in the handle rotating shaft and be in idling conditions, and the pivoted arm of the movable driving lever of mechanical key is resisted against on another cursor on the L shaped bull stick.
Described L shaped bull stick is connected radially fixing with the axis of ratchet-gear wheel by key.
Described dead bolt assembly includes square main dead bolt, rotates shifting block and Location resilient piece formation, square main dead bolt middle part has the oblique sliding locating slot with two locating holes, rotating the shifting block axle is connected on the bottom-locking plate and the projection of rotating on shifting block long-armed is plugged in the oblique sliding locating slot, the galianconism that rotates on the shifting block cooperatively interacts with the dead bolt shift fork on the handle pivoted housing, is fixed on that Location resilient piece in the lock box is pressed in the triangle stern notch that rotates shifting block so that the projection on rotation shifting block long-armed finally is positioned in the locating hole at oblique sliding locating slot two ends.
The pair spring bolt mechanism that one cover is used to locate also is housed in the described lock box, and this pair spring bolt mechanism mainly constitutes by the secondary dead bolt of retractable with to the spring that is located at secondary dead bolt rear end.
Two world lock hooks also are housed in the described lock box, and world lock hook is pegged graft to cooperate by slip skewed slot on it and the projection on the square main dead bolt and is realized interlock.
Dead bolt assembly in the described lock box is other to be provided with a plurality of microswitches that are connected with circuit board to survey the dead bolt state.
Described power supply can be the battery that is built in the lock box or is external power supply.
After adopting said structure, when people lose the magnetic card of the usefulness of opening the door, need to take simultaneously mechanical key and special-purpose release magnetic card just can open electronic lock, because when adopting mechanical key to think rotary machine key activity driving lever, ratchet-gear wheel is in the state of blocking, can't the rotary machine key movable driving lever of mechanical key like this, have only when adopting the release magnetic card to make unlocking motor work, remove the state that blocks of ratchet-gear wheel, mechanical key could the movable driving lever of rotary machine key and realize release.Like this, improved the security performance of electronic lock greatly, hence one can see that, the characteristics that the present invention has novel structure, need mechanical key to cooperate special-purpose release magnetic card to use simultaneously just can unblank, security performance is high.
Description of drawings
Fig. 1 is a stereochemical structure decomposing schematic representation of the present invention;
Fig. 2 is a plane structure schematic diagram of the present invention;
Fig. 3 is the stereochemical structure decomposing schematic representation of unlocking motor mechanism among the present invention;
Fig. 4 is the schematic perspective view of unlocking motor mechanism among the present invention;
Fig. 5 is the perspective exploded view of dead bolt assembly among the present invention;
Fig. 6 is unlocking motor mechanism among the present invention and pair spring bolt mechanism assembling perspective view.
The specific embodiment
Shown in Fig. 1-6, the present invention includes: lock box 10 and lock deckle board 11, be provided with electronics transmission mechanism and mechanical lock mechanism in lock box 10, the electronics transmission mechanism mainly reaches the interlock push rod 24 that is driven by micromachine 23 by power supply 21, circuit board 22, micromachine 23 and forms; Mechanical lock mechanism comprises that activity is plugged on bottom-locking plate 12 and the handle pivoted housing 30 and at least one dead bolt assembly 50 that is connected with handle pivoted housing 30 locked between the top board 13; Wherein, handle pivoted housing 30 is connected with dead bolt assembly 50 by the dead bolt shift fork 31 on it so that carry out expanding-contracting action in the dead bolt hole of the dead bolt on the dead bolt assembly 50 on lock deckle board 11, on handle pivoted housing 30, be provided with pintle hook lock axle 32 with flexible member, one end of pintle hook lock axle 32 can be inserted in the interior rotation with realization handle pivoted housing 30 of card locking hole of handle pivoted housing 30, and the other end of pintle hook lock axle 32 supports and is located on the interlock push rod 24;
Unlocking motor mechanism 40 also is housed in lock box 10, the push rod 42 that described unlocking motor mechanism 40 includes the unlocking motor 41 that is connected with circuit board, driven by unlocking motor 41, be set in the dog link 44 that has return jump ring 43 in the rotating shaft, ratchet-gear wheel 45, L shaped bull stick 46, and the movable driving lever 47 of mechanical key, one of dog link 44 rotates end and is connected with the push rod 42 that is driven by unlocking motor 41, under unlocking motor 41 off positions, another of dog link 44 rotates end and is stuck on the ratchet of ratchet-gear wheel 45 supporting under the elastic force of return jump ring 43; L shaped bull stick 46 radially fixed cover is located on the axis of ratchet-gear wheel 45, a cursor on the L shaped bull stick 46 supports and is located on interlock push rod 24 trailing flanks that driven by micromachine 41, the movable driving lever 47 of mechanical key is made of axis body 471 that has keyhole and pivoted arm 472, wherein, axis body 471 sleeves that have a keyhole are in handle rotating shaft 30 and be in idling conditions, and the pivoted arm of the movable driving lever 47 of mechanical key is resisted against on another cursor on the L shaped bull stick 46.Described L shaped bull stick 46 is connected radially fixing with the axis of ratchet-gear wheel 45 by key.
Described dead bolt assembly 50 includes square main dead bolt 51, rotate shifting block 52 and Location resilient piece 53 formations, square main dead bolt 51 middle parts have the oblique sliding locating slot 511 with two locating holes, rotating 52 of shifting blocks is connected on the bottom-locking plate 12 and the projection 521 of rotating on shifting block 52 long-armed is plugged in the oblique sliding locating slot 511, the galianconism 522 that rotates on the shifting block 52 cooperatively interacts with 31 liang of galianconism of dead bolt shift fork on the handle pivoted housing 30, is fixed on that Location resilient pieces 53 in the lock box 10 are pressed in the triangle stern notch 523 that rotates shifting block 52 so that the projection 521 of rotating on shifting block 52 long-armed finally is positioned in the locating hole at oblique sliding locating slot 511 two ends.
The pair spring bolt mechanism 60 that one cover is used to locate also is housed in the described lock box 10, and this pair spring bolt mechanism 60 mainly constitutes by the secondary dead bolt 61 of retractable with to the spring 62 that is located at secondary dead bolt 61 rear ends.
Two world lock hooks 70 also are housed in the described lock box 10, and world lock hook 70 is pegged graft to cooperate by slip skewed slot 71 on it and the projection on the square main dead bolt 51 and is realized interlock.
Dead bolt assembly in the described lock box 10 is other to be provided with a plurality of microswitches 80 that are connected with circuit board 22 to survey the dead bolt state.
Described power supply 21 can be the battery that is built in the lock box or is external power supply.
During normal the use, usually adopt the circuits for triggering in the smart card circuits for triggering plate 22 to connect power supply to micromachine 23 power supplies, micromachine 23 promotes interlock push rod 24, interlock push rod 24 advances pintle hook lock axle 32 in the card locking hole of handle pivoted housing 30, thereby idling conditions will originally be in, be integrated for direct handle commentaries on classics core 33 of pegging graft of handle and outside handle pivoted housing 30, rotatable then handgrip drives handle to be changeed core 33 and rotates with the handle pivoted housing 30 of outside, and the dead bolt shift fork 31 on the handle pivoted housing 30 just can drive in the dead bolt hole of dead bolt on locking deckle board 11 on the dead bolt assembly 50 and carry out expanding-contracting action and the switch door like this;
In embodiments of the present invention, dead bolt shift fork 31 on the handle pivoted housing 30 drives and rotates shifting block 52 rotations, make and rotate in the shifting block 52 oblique sliding locating slot 511 of projection 521 on square main dead bolt 51 on long-armed slip and be positioned in the locating hole at two ends, so just realized the action of square main dead bolt 51 flexible switch door locks, here be fixed on Location resilient pieces 53 in the lock box 10 and utilize elastic force to act on to rotate on the shifting block 52, make and rotate shifting block 52 projection 521 final slips the on long-armed and be positioned in the locating hole at oblique sliding locating slot 511 two ends.
When losing smart card or micromachine 23 and be out of order, if adopting mechanical key separately unblanks, under unlocking motor 41 off positions, another of dog link 44 rotates end and is stuck on the ratchet of ratchet-gear wheel 45 supporting under the elastic force of return jump ring 43, ratchet-gear wheel 45 is blocked not to be changeed, the L shaped bull stick 46 that is connected with ratchet-gear wheel 45 also can block and not rotate, and like this, the movable driving lever of mechanical key can't be stirred L shaped bull stick 46 and block can't release;
Have only when using the circuits for triggering in the release magnetic card circuits for triggering plate 22 to connect power supply to unlocking motor 41 powered operation, unlocking motor 41 drive push rods 42 are pushing away dog link 44 and are overcoming the rotation of return jump ring 43 twisting resistances, dog link 44 is removed the card of ratchet-gear wheel 45 is established state, like this, when re-using mechanical key rotary machine key activity driving lever 47, pivoted arm on the movable driving lever 47 of mechanical key rotates and drives L shaped bull stick 46 and ratchet-gear wheel 45 rotates, cursor on the L shaped bull stick 46 will promote interlock push rod 24, pintle hook lock axle 32 is advanced in the card locking hole of handle pivoted housing 30, thereby idling conditions will originally be in, be integrated for direct handle commentaries on classics core 33 of pegging graft of handle and outside handle pivoted housing 30, rotatable then handgrip drives handle to be changeed core 33 and rotates with the handle pivoted housing 30 of outside, and the dead bolt shift fork 31 on the handle pivoted housing 30 just can drive in the dead bolt hole of dead bolt on locking deckle board 11 on the dead bolt assembly 50 and carry out expanding-contracting action and the switch door like this.
Pair spring bolt mechanism 60 and world lock hook 70 also being housed in the electronic lock of the present invention and surveying dead bolt state microswitch 80, is in order to make product function more perfect.
As from the foregoing, the present invention has improved the security performance of electronic lock greatly, the characteristics that have novel structure, need mechanical key to cooperate special-purpose release magnetic card to use simultaneously just to unblank, security performance are high.