Safe-guard door lock
The present invention relates to door locks, are a kind of safe-guard door locks.
Door lock is exactly for locking the door the equipment to prevent other people from opening, and this equipment use is mechanically or electrically moved；Wherein,
Some door locks are used for metal cabinet door, and such metal cabinet door is cabinet door of electric equipment or metal cabinet door.Meanwhile theftproof lock is according to lock core
Principle it is different, theftproof lock is generally divided into spring lock, blade lock, magnetic lock, IC card lock, Fingerprint Lock etc..Existing such antitheft door
Lock the application number 201510693755.9 as disclosed in Chinese patent literature, data of publication of application 2016.01.20, denomination of invention " family
With crypto chip key safe-guard door lock "；The safe-guard door lock includes front panel, rear panel and intermediate lockable mechanism, the front panel
It is equipped with input terminal interface, the rear panel is equipped with manual safety knob, and the handle on the front panel and rear panel turns
The driving core of axis and the intermediate lockable mechanism is connected, and motor case assembly, the motor box are equipped in the intermediate lockable mechanism
Component is equipped with clamping gear, and the clamping gear is engaged with the driving gear of intermediate lockable mechanism, the sliding tooth wheel drive
The lock tongue of intermediate lockable mechanism is flexible, and the motor case assembly is opened and closed by the input terminal Interface Controller on front panel.But it is existing
The different-thickness of the more difficult suitable metal cabinet door of similar product is installed, while its unlocking mode is more single, it is more difficult to from it is inside and outside simultaneously
It unlocks, installation is more inconvenient.
To overcome above-mentioned deficiency, the purpose of the present invention is being provided to this field, unlocking mode inside and outside one kind is different, and installation is opened
The different safe-guard door lock in hole makes it solve the various trepannings of door lock of existing market base station and changes more difficult adaptation, and false lock and transformation
The more technical problems such as difficulty.The purpose is to what is be achieved through the following technical solutions.
A kind of safe-guard door lock, the door-plate of the safe-guard door lock is interior to be equipped with interior lock body, and the lock tongue of interior lock body stretches out door-plate, door-plate
Side is equipped with Internal handle, and the other side is equipped with outer lock body；Its structure design main points is that the lock tongue side of the interior lock body is equipped with rack,
Lock tongue is engaged by rack with the gear of ratchet outer diameter, and ratchet is another by the Internal handle and door-plate of screw and door-plate side
Adjusting rod one end connection in the external lock body of side, the other end of adjusting rod and the outer handle hinged end of outer lock body offset, among lock tongue
Internal lock vivo tongue slide opening and tongue pin connect with the lock housing of interior lock body.Ratchet is driven to turn when being rotated to Internal handle and outer handle
Dynamic, ratchet is rotated by gear drives lock tongue realization flexible, to realize the inside and outside unlocking of the safe-guard door lock.
The Internal handle side of the door-plate is equipped with rear panel, and hexagonal double-ended bolt passes through one end of door-plate to be connect with outer lock body, and leads to
The other end that rear panel is fixed on hexagonal double-ended bolt by the second sunk screw is crossed, i.e. rear panel and outer lock body passes through hexagonal double-ended bolt,
Two sunk screws are fixed on door-plate.It is above-mentioned to be installed on one of mode of door-plate for outer lock body, other manner installation also can be used
In door-plate；The rear panel of the safe-guard door lock is simultaneously for the limit of following second pressure spring, and second pressure spring is made to set
It is placed in door-plate.
The Internal handle is T-shaped knob, and ratchet both sides are respectively equipped with first pressure spring, second pressure spring, the
One compression spring is set to the outer diameter of adjusting rod, and second pressure spring is set to inner handle shank end outer diameter；Second pressure bullet
It offseting on the inside of rear panel in one end and door-plate of spring, the other end offsets with ratchet, and adjusting rod end and the adjusting rod of screw are detached from,
It is stretched at ratchet in the stomidium of adjusting rod across inner handle screw, adjusting rod is square shaft, and adjusting rod is engaged with ratchet, spine
The Internal handle side of wheel is equipped with ratchet and keeps the sliding slot engaged with gear.Above-mentioned first pressure spring and second pressure spring are used respectively
It is resetted in adjusting rod and inner handle, inner handle shape uses convenient for pulling out.Meanwhile Internal handle is in use, pull-up Internal handle,
Ratchet is disengaged from adjusting rod, is rotated Internal handle and is realized unlock, and Internal handle is unclamped, and Internal handle resets, and ratchet and adjusting rod are again
Secondary engagement；To while the Internal handle of Internal handle side, which is realized, unlocks, not drive the outer handle of external lock body to rotate, outer lock body is only negative
Blame the unlocking on the outside of door-plate.The square shaft of adjusting rod designs, and effect is to be applicable in the thickness variation of door-plate, keeps its versatility preferable.
The outer handle of the outer lock body is fastened in the shell of outer lock body, and the adjusting rod external part of outer lock body is equipped with pin,
One end of first pressure spring offsets with pin, and the rod set of the other end and adjusting rod outer diameter offsets.Above structure is convenient for outer handle
Fixation in outer lock body, pin are used for the limit of outer handle and adjusting rod by first pressure spring；Meanwhile pin and first
When compression spring ensures that Internal handle drives ratchet to pull out adjusting rod, adjusting rod will not move.
Induced electricity magnet valve is equipped in one end housing of the outer lock body, outer lock body is stretched into dynamic iron core one end of induced electricity magnet valve
Outer handle inner side limiting-position hole, induced electricity magnet valve connect by circuit with the circuit board in external lock body, circuit board be equipped with battery or
External power supply.Above-mentioned induced electricity magnet valve makes dynamic iron core realize actuating by electromagnetic induction principle, such as uses IC card electromagnetic induction
Tool, you can make outer handle pass through induced electricity magnet valve and open and lock.
The spring nail supported with outer grip palmistry is equipped in the external lock body, the hinged place of outer handle is equipped with handle spring.It is above-mentioned
After structure is opened convenient for outer handle by induced electricity magnet valve, bounced automatically by spring nail and handle spring.
Lock core is equipped in another end housing of the outer lock body, lock core is connected by one end of lock core shaft and pulling plate, pulling plate
The other end connect with the dynamic iron core other end of induced electricity magnet valve.It is moved down on pulling plate to be driven after lock core shaft's rotation of lock core
Dynamic, pulling plate pulls the dynamic iron core of induced electricity magnet valve, dynamic iron core to retreat, and dynamic iron core is unlocked handle, to which handle pop-up is outer
The lock core end of the outer lock body is equipped with locking closure, and locking closure is aligned with the lockhole of lock core.Above-mentioned Lock cylinder cover is for lock core
It hides, in special circumstances or in emergency circumstances could open locking closure by external force, be unlocked using lock core.
The oblique slide opening of lever pin and connecting rod connects at the tongue slide opening of the lock tongue, and the bar slide opening of oblique slide opening both sides connecting rod passes through pin
Axis is connected with the bar slide opening of another connecting rod and the lock housing of interior lock body, and induction bolt block is equipped at the bar slide opening of connecting rod side.It is above-mentioned
Induction bolt block drives connecting rod to move up and down, and the locking of lock tongue is realized, in order to realize the safe operation of interior lock body.
Structure of the invention reasonable design, inside and outside unlocking is easy to use, and unlocking mode is various, and anti-theft effect and safety are good；
It is suitable as the safe-guard door lock use of metal cabinet door and the structure of similar product is improved.
Description of the drawings
Fig. 1 is the embodiment of the present invention part configuration schematic diagram.
Fig. 2 is the embodiment of the present invention schematic cross-sectional view, is partly exaggerated in figure.
Fig. 3 is the external structure schematic diagram of Fig. 2, and figure China and foreign countries handle is in an open state.
Fig. 4 is the left view structural representation of Fig. 3.
Fig. 5 is the internal sectional structure schematic diagram of Fig. 4.
Fig. 6 is the backsight partial cross-sectional structural diagram of Fig. 2.
Fig. 7 is the door panel structure schematic diagram of Fig. 4.
Fig. 8 is the external lock phosphor bodies rear portion enlarged structure schematic diagram of the present invention.
Fig. 9 is the interior lock body backsight internal structure schematic diagram of Fig. 5.
Figure number and title：1, door-plate, 2, pin, 3, adjusting rod, 4, first pressure spring, 5, interior lock body, 6, first
Sunk screw, 7, hexagonal double-ended bolt, the 8, second sunk screw, 9, rear panel, 10, second pressure spring, 11, Internal handle, 12, spiral shell
Nail, 13, outer lock body, 1301, outer handle, 14, ratchet, 15, gear, 16, lock tongue, 17, connecting rod, 18, bottom cover, 19, cover, 20,
Specific implementation mode
In conjunction with attached drawing, structure of the invention and use are further described.The safe-guard door lock is a kind of and machinery cabinet lock group
The Special anti-theft door lock used is closed, which need to assemble with machinery cabinet lock and use.Such as Fig. 1-embodiment illustrated in fig. 7, this is antitheft
Interior lock body 5 is equipped in the door-plate 1 of door lock, interior lock body is packed by the mounting hole on door-plate a side edge in door-plate, and passes through first
Sunk screw 6 is installed on door-plate, and the lock tongue 16 of interior lock body stretches out door-plate, and the side of door-plate is equipped with Internal handle 11, and the other side is equipped with
Outer lock body 13；The Internal handle side of door-plate is equipped with rear panel 9, and hexagonal double-ended bolt 7 passes through one end of door-plate to be connect with outer lock body, and passes through
Rear panel is fixed on the other end of hexagonal double-ended bolt by the second sunk screw 8, i.e. rear panel and outer lock body passes through hexagonal double-ended bolt, second
Sunk screw is fixed on door-plate.Concrete structure is as follows：The lock tongue side of interior lock body is equipped with rack, and lock tongue passes through rack and ratchet 14
The gear 15 of outer diameter engages, and ratchet is connect by screw 12 with Internal handle one end of door-plate side, passes through inner handle screw another
One end is stretched into the stomidium of 3 one end of adjusting rod, i.e., the adjusting rod end of screw is detached from adjusting rod, in the external lock body of the door-plate other side
The adjusting rod other end and 1301 hinged end of outer handle of outer lock body offset, and the hinged place of outer handle is equipped with handle spring；In lock tongue
Between internal lock vivo tongue slide opening and tongue pin connect with the lock housing of interior lock body, the oblique slide opening of lever pin and connecting rod 17 at the tongue slide opening of lock tongue
The bar slide opening of connection, oblique slide opening both sides connecting rod is connected by the lock housing of the bar slide opening and interior lock body of axis pin and another connecting rod, even
Induction bolt block is equipped at the bar slide opening of bar side.
Meanwhile Internal handle is T-shaped knob, ratchet both sides are respectively equipped with first pressure spring 4, second pressure spring
10, first pressure spring is set to the outer diameter of adjusting rod, and second pressure spring is set to inner handle shank end outer diameter；Second pressure
It offsets on the inside of rear panel in one end and door-plate of power spring, the other end offsets with ratchet.Adjusting rod is square shaft, adjusting rod with
Ratchet engages, and the Internal handle side of ratchet is equipped with ratchet 14 and keeps the sliding slot engaged with gear 15.The outer handle of outer lock body is fastened on
In the shell of outer lock body, the adjusting rod external part of outer lock body is equipped with pin 2, and one end and the pin of first pressure spring offset, separately
One end and the rod set of adjusting rod outer diameter offset.Induced electricity magnet valve, the dynamic iron of induced electricity magnet valve are equipped in one end housing of outer lock body
The outer handle inner side limiting-position hole of outer lock body is stretched into core one end, and induced electricity magnet valve is connect by circuit with the circuit board in external lock body,
Circuit board is equipped with battery or external power supply.The spring nail supported with outer grip palmistry is equipped in external lock body, the hinged place of outer handle is equipped with
Handle spring.Lock core is equipped in another end housing of outer lock body, lock core is connect by lock core shaft with one end of pulling plate 20, pulling plate
The other end is connect with the dynamic iron core other end of induced electricity magnet valve；The lock core end of outer lock body is equipped with locking closure, the lockhole of locking closure and lock core
As shown in Figure 1, Figure 7 shows, which is equipped with easily mounting hole, and specific installation is as follows：It only needs to contain on door-plate
There are one shaft hole and two fixing screw holes, i.e., can be pacified outer lock body by rear panel, hexagonal double-ended bolt, the second sunk screw
Loaded on door-plate, while there is easily bore size, you can the outer lock body of the safe-guard door lock is installed.As shown in Fig. 2-Fig. 6, this is anti-
The structure main feature for stealing door lock is as follows：Adjusting rod 3 is engaged with ratchet 14, gear 15, and adjusting rod 3 is driven by outer handle 1301
75 degree of right rotation, ratchet 14 and gear 15 drive the movement unlock of lock tongue 16（A side of lock tongue is equipped with rack）, while driving lock
Tongue 16 and connecting rod 17 realize unlock；When locking a door, door lock is lived by 1301 anticlockwise adjusting rod 3 of outer handle.In special circumstances, when
Door-plate is lockked by outside, and interior also has personnel to go out, and is unlocked by door Internal handle 11.It is as follows：Handle in first pull-up
After hand 11, ratchet 14 is disengaged from adjusting rod 3, and unlock is realized in 75 degree of 11 right rotation of Internal handle, to be locked a door after unlock, Internal handle
11 drive 75 degree of 3 right rotation of adjusting rod；Internal handle 11 is unclamped, waits for that Internal handle is retracted, after ratchet 14 is engaged with adjusting rod 3, then will
Adjusting rod 3 resets latching realization and locks a door.The safe-guard door lock realizes that rotating left and right 75 degree of unlocks exchanges, and meets more door-plate directions
Installation needs；The safe-guard door lock is applicable in various in the market by the thickness of hexagonal double-ended bolt and the adjustable door-plate of the second sunk screw
Door thick installation and replacement.
In conclusion when the safe-guard door lock inside door emergency release：It is interior when external locking (adjusting rod 3 will be unable to rotate)
Portion's unlock rotates Internal handle 11 at this time by the mating surface for pulling Internal handle 11 that ratchet 14 is made to be detached from adjusting rod 3, and Internal handle 11 will
With the rotation onrelevant of adjusting rod 3.After Internal handle 11 rotates, the rotation of lock tongue 16 and the movement of connecting rod 17 is driven to realize unlock.It shuts
When Internal handle 11 need to only be opened and rotate by a certain angle, after making the angle of adjusting rod 3 and the angular alignment of ratchet 14, unclamp interior handle
Hand 11, Internal handle 11 is by 10 automatic clutch of second pressure spring, and it is synchronous that adjusting rod 3 engages realization with ratchet 14 again, then
It is shut when the outer handle 1301 for turning off outer lock body 13.When the safe-guard door lock front unlocks：After unlock, on outer lock body 13
Outer handle 1301 opens rotation and adjusting rod 3 is driven to rotate, and adjusting rod 3 drives ratchet 14 to rotate, to which adjusting rod 3 passes through ratchet 14
Synchronous rotary is realized in connection with gear 15, and it is flexible that gear 15 drives lock tongue 16 to realize, while being driven connecting rod 17 to realize and being moved down
It is dynamic, it is unlocked.