CN209723915U - A kind of latch bolt structure and the lockset with the structure - Google Patents

A kind of latch bolt structure and the lockset with the structure Download PDF

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Publication number
CN209723915U
CN209723915U CN201920072298.5U CN201920072298U CN209723915U CN 209723915 U CN209723915 U CN 209723915U CN 201920072298 U CN201920072298 U CN 201920072298U CN 209723915 U CN209723915 U CN 209723915U
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China
Prior art keywords
latch bolt
rod
oblique tongue
thrust plate
lock
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CN201920072298.5U
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Chinese (zh)
Inventor
张忠勃
郑歧娜
徐志刚
王传强
李曼
慕志辉
刘军壮
高伟
刘成涛
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YANTAI SANHUAN TECHNOLOGY Co Ltd
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YANTAI SANHUAN TECHNOLOGY Co Ltd
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Priority to CN201920072298.5U priority Critical patent/CN209723915U/en
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Abstract

The utility model relates to a kind of latch bolt structure and with the lockset of the structure, feature includes oblique tongue rod and rotational installation in the latch bolt of latch bolt boom end;Thrust plate for exerting a force to the latch bolt is installed on the oblique tongue rod, the pull rod for applying driving torque to it is connected on the thrust plate;During laying the key under the door, draw rod positions are fixed, and the thrust plate, which imposes thrust to latch bolt, makes latch bolt be in the state of straightening always, and when latch bolt is squeezed by door body, latch bolt pushes oblique tongue rod to bounce back into lock body, are popped up to doorframe locking plate again later;In unlocking door opening process, pull rod is controlled by actuator in lock body, and thrust plate is driven to turn to the locking disengaged to latch bolt, and latch bolt squeezes the lodging of lower edge enabling opposite direction in door body.The utility model avoids door leaf deformation or sealing strip for door frame protects latch bolt without damage the pressure at right angle of latch bolt, while ensure that the stable operation of motor, extends motor service life.

Description

A kind of latch bolt structure and the lockset with the structure
Technical field
The utility model belongs to lock technology field, in particular to be a kind of lockset latch bolt structure, especially A kind of latch bolt structure that can be lodged automatically when unlocking and opening the door.
Background technique
Intelligent door lock market development is rapid, and the continuous variation of appearance puts forward new requirements lock body function, such as many new Cladding plate moulding, hand handle be it is fixed, not on carry on lock, push the structure function unlocked, this requires lockset have it is automatic The function of locking and unlocking;The automatic lock occurred in the market is mostly on the basis of existing machinery lock, using being mounted on interior cladding plate Shifting block in motor driven lock body, which is unlocked, locks, and this method advantage is that structure is simple, but there is also disadvantages, when exactly unlocking Latch bolt is that horizontal linear dragging retracts, and in door leaf deformation or larger sealing strip for door frame elasticity, can be generated to the latch bolt of lock larger Pressure at right angle will overcome such large force, inevitably enlarge current of electric, for making to increase the strength of horizontal dragging For the intelligent lock of dry cell, battery can be shortened, increase the replacement battery frequency.
To solve the above-mentioned problems, the utility model proposes a kind of latch bolt structure of optimization, which can open in unlocking It lodges automatically when door, avoids door body surge caused by latch bolt therefrom.
Summary of the invention
One of the utility model aim is to provide a kind of latch bolt structure, and the second purpose is to provide a kind of automatic locking open Lock and can instead lock tongue smart lock.
The utility model is achieved through the following technical solutions:
A kind of latch bolt structure is installed on the lock housing being made of lock bottom plate 07, lock cover 20 and latch bolt panel 0101 Internal portion, latch bolt panel 0101 offer inclined tongue hole 0101-1, are characterized in that, the latch bolt structure includes
The oblique tongue rod 0207 being pressed inside lock body, and rotational installation is in 0207 end of oblique tongue rod and and latch bolt panel The compatible latch bolt 0201 of inclined tongue hole 0101-1 on 0101;It is equipped on the oblique tongue rod 0207 for the latch bolt 0201 The thrust plate 0205 of force is connected with the pull rod 0208 for applying driving torque to it on the thrust plate 0205;
During laying the key under the door, 0208 position of pull rod is fixed, and the thrust plate 0205, which imposes thrust to latch bolt 0201, to be made Latch bolt 0201 is always in state is straightened, and when latch bolt 0201 is squeezed by door body, latch bolt 0201 pushes oblique tongue rod 0207 into lock body Retraction, is popped up to doorframe locking plate again later;
In unlocking door opening process, pull rod 0208 is controlled by actuator in lock body, and thrust plate 0205 is driven to turn to disengagement To the locking of latch bolt 0201, latch bolt 0201 squeezes the lodging of lower edge enabling opposite direction in door body.
The whole fan-shaped block structure of the latch bolt 0201, offers with 0207 connecting portion of oblique tongue rod for accommodating tiltedly The square groove 0201-2 on 0207 head of lingual bar, the head of oblique tongue rod 0207 are inserted into the square groove 0201-2 and pass through latch bolt shaft 0203 is rotatablely connected with latch bolt 0201.
The latch bolt torsional spring for making latch bolt 0201 keep straightening state in a free state is set in the latch bolt shaft 0203 0202。
Rotation amplitude between the latch bolt 0201 and the oblique tongue rod 0207 passes through the guide and limit being arranged therebetween Structure realizes that the guide and limit structure includes: symmetrically to offer tongue guide groove 0201-3 in the two sides the square groove 0201-1, tiltedly 0207 both sides of the head of lingual bar is symmetrically arranged with the bar guide post 0207-3 for being embedded in the tongue into slot 0201-3, the bar guide post Sliding stroke of the 0207-3 inside the tongue guide groove 0201-3 determines the rotation between latch bolt 0201 and oblique tongue rod 0207 Angle.
The oblique tongue rod 0207 includes the head 0207-2 being rotatablely installed with latch bolt 0201 and is slidably matched with lock shell Bar portion, be equipped between bar portion and lock shell latch bolt spring 0207 and latch bolt spring 0207 effect under, in free state Under make to be resilient press fitting state between oblique tongue rod 0207 and lock shell, to oblique tongue rod 0207 apply resist 0207 bullet of latch bolt spring In the state of spring force, oblique tongue rod 0207 can slide preset distance along lock shell to the direction for compressing 0207 side of latch bolt spring.
The thrust plate 0205 is rotatablely installed by thrust plate shaft 0206 on the oblique tongue rod 0207, with pushing tow In the pushing-pressing arm 0205-2 of 0201 side of latch bolt, the tie rod arm 0205-3 that is connected with pull rod 0208 and be installed on oblique tongue rod Limit important actor 0207-6 on 0207 is matched to rotate the position limit arm 0205-4 limited to its own.
Be set in the thrust plate shaft 0206 makes thrust plate 0205 be pushed on latch bolt 0201 always in a free state On thrust plate torsional spring 0204.
The pull rod 0208 is snug fit at the bar portion side of the oblique tongue rod 0207, and one end extension is fixed in thrust plate 0205 Tie rod arm 0205-3, the other end is connected with actuator in lock body.
Actuator can drag pull rod 0208 and thrust plate 0205 is driven to release to latch bolt 0201 when unlocking in the lock body Locking, the structure of actuator, which uses, in the lock body is rotatablely installed driving lever 18 inside lock shell by shift lever axis 1801, A horizontal arm and a vertical arm are each extended over along the shift lever axis 1801, the horizontal arm end of the driving lever 18 is set as fork 1802, the perpendicular plumbing arm end of the driving lever 18 is set as clicking section 1803, one end of the clicking section 1803 and the pull rod 0208 It is connected.
A kind of lockset, is characterized in that, has above-described latch bolt structure.
A kind of latch bolt structure of the utility model, the cooperation science between components is compact, passes through latch bolt, oblique tongue rod, only Cooperation between push plate and pull rod drags pull rod to a sidesway by actuator in lock body during lock body auto-unlocking It is dynamic, and then the thrust plate of the pull rod other end is made to rotate, so that thrust plate is disengaged the locking to latch bolt, and latch bolt is only certainly at this time It keeps straightening under the action of body torsional spring reset force, when door leaf is flicked or opened Door by Hand under the effect of sealing strip for door frame elastic force, to oblique The extruding force of tongue is greater than latch bolt torsional spring power, so that latch bolt be made to lodge from trend enabling opposite direction.Door leaf deformation is avoided therefrom Or sealing strip for door frame protects latch bolt without damage the pressure at right angle of latch bolt, while ensure that the stable operation of motor, extends Motor service life.And during locking, by the latch bolt spring that is pressed between entire latch bolt structure and lock shell and Sliding matching structure between oblique tongue rod and lock shell can make latch bolt synchronous with oblique tongue rod to lock housing when latch bolt is squeezed Oblique tongue rod and latch bolt after external compression power is eliminated, then are resetted by latch bolt spring and are stretched out by the scheduled distance of internal portion's retraction.
Detailed description of the invention
Fig. 1: the intelligent lock overall structure diagram of embodiment two (without lock cover);
Fig. 2: the smart lock overall structure diagram (band lock cover) of embodiment two
Fig. 3: latch bolt panel structural schematic diagram;
Fig. 4: latch bolt structure overall schematic;
Fig. 5: Fig. 4 top view;
Fig. 6: latch bolt structural schematic diagram;
Fig. 7: latch bolt perspective view;
Fig. 8: thrust plate structural schematic diagram;
Fig. 9: oblique tongue rod structural schematic diagram;
Figure 10: oblique tongue rod perspective view;
Figure 11: oblique tongue rod top view;
Figure 12: drawbar structure diagram;
Figure 13: main lock bolt structure schematic diagram;
Figure 14: touching lever structural schematic diagram;
Figure 15: bolt bar pulling plate structure schematic diagram;
Figure 16: lock bottom plate structural schematic diagram;
Figure 17: driving lever gear structural schematic diagram;
Figure 18: circuit board structure schematic diagram;
Figure 19: locking plate structural schematic diagram;
Figure 20: excessive gear structural schematic diagram;
Figure 21: pulling plate structure schematic diagram;
Figure 22: deflector rod structure schematic diagram;
Figure 23: when unlocking is opened the door, pull rod and latch bolt state diagram.
Specific embodiment
Below in conjunction with attached drawing, provide specific embodiment of the utility model, for the utility model structure composition, set Meter principle and implementation are described in further detail.
Embodiment one
The present embodiment provides a kind of latch bolt structure being installed on inside lock body and have automatic instead function, the lock body packets The lock shell being made of lock bottom plate 07, lock cover 20 and latch bolt panel 0101 is included, is offered on latch bolt panel 0101 tiltedly Tongue apertures 0101-1, the latch bolt structure are the oblique tongue rods 0207 by being pressed inside lock body, and rotational installation is in oblique tongue rod 0207 end and latch bolt 0201 compatible with the inclined tongue hole 0101-1 on latch bolt panel 0101 composition;On the oblique tongue rod 0207 Thrust plate 0205 for exerting a force to the latch bolt 0201 is installed, is connected on the thrust plate 0205 and applies rotation torsion to it The pull rod 0208 of square;During laying the key under the door, 0208 position of pull rod is fixed, and the thrust plate 0205, which imposes latch bolt 0201, to be pushed away Power makes latch bolt 0201 always in state is straightened, and when latch bolt 0201 is squeezed by door body, latch bolt 0201 pushes oblique tongue rod 0207 to lock Retraction in vivo, is popped up to doorframe locking plate again later;In unlocking door opening process, pull rod 0208 is by actuator control in lock body System, drives thrust plate 0205 to turn to the locking disengaged to latch bolt 0201, and latch bolt 0201 squeezes lower edge enabling opposite direction in door body Lodging.The whole fan-shaped block structure of the latch bolt 0201, offers with 0207 connecting portion of oblique tongue rod for accommodating latch bolt The square groove 0201-2 on 0207 head of bar, the head of oblique tongue rod 0207 are inserted into the square groove 0201-2 and pass through latch bolt shaft 0203 It is rotatablely connected with latch bolt 0201.Be set in the latch bolt shaft 0203 makes the holding of latch bolt 0201 straighten state in a free state Latch bolt torsional spring 0202.Rotation amplitude between the latch bolt 0201 and the oblique tongue rod 0207 is led by what is be arranged therebetween Realize that the guide and limit structure includes: symmetrically to offer tongue guide groove in the two sides the square groove 0201-1 to position limiting structure 0201-3,0207 both sides of the head of oblique tongue rod are symmetrically arranged with the bar guide post 0207-3 being embedded in the tongue guide groove 0201-3, institute It states sliding stroke of the bar guide post 0207-3 inside the tongue guide groove 0201-3 and determines latch bolt 0201 and oblique tongue rod 0207 Between rotational angle.The oblique tongue rod 0207 includes the head 0207-2 being rotatablely installed with latch bolt 0201 and slides with lock shell The bar portion of dynamic cooperation, is equipped with latch bolt spring 0207 and under the effect of latch bolt spring 0207 between bar portion and lock shell, from By making to be resilient press fitting state between oblique tongue rod 0207 and lock shell under state, latch bolt spring is resisted applying to oblique tongue rod 0207 In the state of 0207 spring force, oblique tongue rod 0207 can be predetermined along lock shell sliding to the direction for compressing 0207 side of latch bolt spring Distance.The thrust plate 0205 is rotatablely installed by thrust plate shaft 0206 on the oblique tongue rod 0207, with pushing tow in The pushing-pressing arm 0205-2 of 0201 side of latch bolt, the tie rod arm 0205-3 being connected with pull rod 0208 and be installed on oblique tongue rod 0207 On limit important actor 0207-6 match to rotate the position limit arm 0205-4 that is limited to its own.The thrust plate shaft The thrust plate torsional spring 0204 for being pushed on thrust plate 0205 always in latch bolt 0201 is set in a free state on 0206.It is described Pull rod 0208 is snug fit at the bar portion side of the oblique tongue rod 0207, and one end hangs the tie rod arm for being fixed in thrust plate 0205 0205-3, the other end are connected with actuator in lock body.Actuator can drag the drive of pull rod 0208 when unlocking in the lock body Thrust plate 0205 releases the locking to latch bolt 0201, and the structure of actuator is used through the rotation peace of shift lever axis 1801 in the lock body Loaded on the driving lever 18 inside lock shell, a horizontal arm and a vertical arm, the driving lever have been each extended over along the shift lever axis 1801 18 horizontal arm end is set as fork 1802, and the perpendicular plumbing arm end of the driving lever 18 is set as clicking section 1803, the clicking section 1803 are connected with one end of the pull rod 0208.
Embodiment two
The present embodiment provides a kind of automatic locking unlocking and can instead lock tongue smart lock, as depicted in figs. 1 and 2, master Body structure is by latch bolt panel component 01, latch bolt structure 02, main bolt component 03, touching lever component 04, bolt pulling plate component 05, touches Bar torsional spring 06, lock bottom plate 07, emergency gear 08, driving lever gear 09, circuit board module 10, locking plate component 11, locking plate are drawn Spring 12, excessive gear 13, motor gear 14, motor 15, motor fixing frame 16, pulling plate 17, driving lever 18, pulling plate tension spring 19, lock body The equal components composition of cover board 20.
Make specific structure to the assembly relation between each component part of lock body and each component part below to describe:
The structure of latch bolt panel component 01 is made of latch bolt panel 0101, positioning support plate 0102, rivet 0103, master It acts on and is to support and fix lock bottom plate 07 and lock cover 20, while to latch bolt structure 02, main bolt component 03 and touching Bar assembly 04 plays positioning and guiding role.
The structure of latch bolt structure 02 is by latch bolt 0201, latch bolt torsional spring 0202, latch bolt shaft 0203, thrust plate torsional spring 0204, thrust plate 0205, thrust plate shaft 0206, oblique tongue rod 0207, pull rod 0208, latch bolt spring 0209 form;Wherein, latch bolt 0201 itself has latch bolt shaft hole 0201-1, and 0207 end of oblique tongue rod is provided with oblique tongue rod shaft hole 0207-1, latch bolt shaft 0203 runs through latch bolt shaft hole 0201-1 and oblique tongue rod shaft hole 0207-1 simultaneously, passes through latch bolt shaft 0203 for latch bolt with this It is flexibly connected between 0201 and oblique tongue rod 0207;Latch bolt 0201 is provided with square groove 0201-2, and effect is for accommodating latch bolt torsional spring 0202 and connection oblique tongue rod 0207;In order to limit the slewing area between latch bolt 0201 and oblique tongue rod 0207, in the latch bolt Tongue guide groove 0201-3 is provided on 0201,0207 head of oblique tongue rod is equipped with the bar guide post being embedded in the tongue guide groove 0201-3 0207-3, the tongue guide groove 0201-3 are for being connected and limiting 0201 slewing area of latch bolt with oblique tongue rod 0207;Latch bolt 0201 has the pushing tow face 0201-4 withstood by thrust plate 0205, overturns latch bolt not;In latch bolt It is offered on 0201 and passes through reserved the groove 0201-5,0201-6 in order to assembly for oblique tongue rod terminal guide boss 0207-3 It is the face of latch bolt torsional spring effect.
The oblique tongue rod of latch bolt shaft hole 0201-1 and oblique tongue rod 0207 end of the latch bolt shaft 0203 in latch bolt 0201 Shaft hole 0207-1 cooperates respectively with latch bolt and oblique tongue rod, so that latch bolt 0201 is in 0207 end of oblique tongue rod and with latch bolt shaft 0203 flexibly swings for axle center.
Thrust plate 0205 by thrust plate shaft 0206 and the rotational installation of thrust plate torsional spring 0204 on oblique tongue rod 0207, only Push plate shaft 0206 is plugged on the thrust plate shaft hole 0207-8 that oblique tongue rod 0207 opens up, and thrust plate 0205 can be around thrust plate Shaft 0206 rotates, and thrust plate torsional spring 0204 acts on thrust plate 0205, for resetting thrust plate 0205.
The thrust plate 0205 has the pushing-pressing arm 0205-2 being pushed on latch bolt pushing tow face 0201-4 in return state, The pushing-pressing arm is for keeping latch bolt 0201 to stretch to fall;Thrust plate 0205 is equipped with tie rod arm 0205-3 with holes, pull rod 0208 one end inserts in the hole of tie rod arm 0205-3 of thrust plate 0205, and the other end is connected with driving lever 18;Thrust plate 0205 has In return by the preset limit important actor 0207-6 counter stop limit of oblique tongue rod 0207 so that its position limit arm for turning to predetermined position 0205-4。
The end of oblique tongue rod 0207 offers the oblique tongue rod shaft hole 0207-1 for running through latch bolt shaft 0203, oblique tongue rod There are two bar the guide post 0207-3, the bar guide post 0207-3 of symmetrical setting to be assemblied in latch bolt 0201 for 0207 end tool In the rotation pilot hole 0201-3 that two sides open up, to limit the hunting range of latch bolt;Between latch bolt structure and lock bottom plate 07 To be slidably matched be jointly real by the sliding slot boss 0207-4 that is arranged on oblique tongue rod and the floor chute that is preset on bottom plate Existing, it play the guiding role to entire latch bolt structure.0207-5 is to be used to play pull rod 0208 what 0207 top of oblique tongue rod opened up The pull rod of limit and guiding role is oriented to protrusive board, and 0207-6 is in the symmetrically arranged limit important actor in oblique tongue rod two sides, for hanging admittedly Thrust plate torsional spring 0204 and cooperating with the position limit arm 0205-4 of thrust plate limits;0207-7 is arranged upper and lower in oblique tongue rod end Boss, upper lower convex platform 0207-7 structure cooperation limit corresponding with lock bottom plate and lock cover simultaneously, to latch bolt structure Movement play the guiding role.Thrust plate shaft hole 0207-8 with thrust plate shaft 0206 for matching, to realize thrust plate 0205 installation, 0207-9 are a boss, and to play limition orientation to latch bolt structure motion, 0207-10 is one recessed Slot plays receiving and positioning action to latch bolt torsional spring 0202, and 0207-11 is an elongated slot, latch bolt of the general assembly rear enclosure in lock bottom plate It on bar limit shaft 0706, play the guiding role to the movement of latch bolt structure, 0207-12 is the spring for installing latch bolt spring 0209 Press mounting hole.
Main bolt component 03 is by main tongue 0301, main tongue fixed plate 0302, main hyoplastron 0303, main tongue riveting axis 0304, main tongue Rivet 0305 forms.Main tongue 0301 is fixedly connected with main tongue fixed plate 0302, between main tongue fixed plate 0302 and main hyoplastron 0303 It is fixedly connected by main tongue rivet 0305, main tongue riveting axis 0304 is located at main 0303 one end of hyoplastron;Main tongue 0301 and latch bolt panel The 0101 main tongue hole 0101-2 opened up cooperates, and main tongue 0301 makees stretching motion along the main tongue hole 0101-2 to realize locking With unlock, it is respectively equipped with convex platform axis 0302-2 and lower convex platform axis 0302-1 in the upper and lower ends of main tongue fixed plate 0302, it is described Upper and lower two boss axis are plugged in respectively in the plagioclase hole of bolt bar pulling plate component, by main tongue fixed plate 0302 move horizontally come Drive the up and down motion of bolt pulling plate;Main hyoplastron guiding elongated slot 0303-2 and main hyoplastron gear are offered on main hyoplastron 0303 respectively Slot 0303-1, the main hyoplastron guiding elongated slot 0303-2 are used to cooperate with the axis of lock bottom plate, when main tongue component is mobile from lead To effect;Main hyoplastron gear grooved 0303-1, when gear 09 rotates, passes through gear boss 0903 for accommodating gear boss 0903 Main tongue component 03 is dragged to move horizontally;The effect of main tongue riveting axis 0304 be when main bolt component is in locking or when lockset position of coupler, It is locked up plate limiting groove 1101-2 to block, plays position-limiting action.
Touching lever component 04 is made of touching lever 0401, idler wheel 0402, roller shaft 0403, and the effect of idler wheel 0402 is to reduce to close Gate resistance power.After general assembly, in the idler wheel hole 0101-3 that latch bolt panel 0101 is reserved, touching lever installs long hole at touching lever component roller wheel end 0401-3 is set on the axis of lock bottom plate, and 06 one end of touching lever torsional spring acts on the 0401-2 of touching lever cylindrical surface, at closing time touching lever Component level retracts, and touching lever triggers the switch of face 0401-1 touching circuit board module, makes its closure, after enabling, touching lever component exists It is popped up under the action of touching lever torsional spring 06, the switch of circuit board module disconnects.
Bolt pulling plate component 05 is made of bolt pulling plate 0501 and pulling plate riveting axis 0502, is opened respectively on bolt pulling plate 0501 Equipped with the strip hole 0501-1 covered on lock bottom plate axis and cover the convex platform axis 0302-2(lower convex platform in main tongue fixed plate 0302 Axis 0302-1) on oblique strip hole 0501-2,0502 set of pulling plate riveting axis is in the long hole of lock cover, when main bolt component is horizontal Bolt pulling plate component is pushed to move up and down when movement.
It is provided with the driving lever gear installation axle 0702-1 for installing driving lever gear 09 on lock bottom plate 07, is touched for installing The touching lever installation axle 0702-2 of bar assembly 04, two bolt pulling plate support shafts 0703, three for installation bolt pulling plate component 05 A cover plate support axis 0704 for being connected with cover board, two for installing the locking plate installation axle of locking plate component 11 0705 and an oblique tongue rod limit shaft 0706.
Emergency gear 08 is meshed with driving lever gear 09, and driving lever gear 09 is by driving lever gear wheel 0902 and driving lever pinion gear The 0901 integrated combination gear constituted, emergency gear 08 is meshed with driving lever pinion gear 0901, driving lever gear wheel 0902 with it is excessive Gear 13 engages, and is equipped with the gear boss 0903 for driving main bolt component mobile in the outside of driving lever gear wheel 0902;It crosses Degree gear 13 is the integrated combination gear being made of excessive gear wheel 1302 and excessive pinion gear 1301, driving lever gear wheel 0902 with Excessive pinion gear 1301 is meshed, and excessive gear wheel 1302 is meshed with motor gear 14.
There are four switch and a harness sockets 1005, four switches to be respectively designated as first for setting in circuit board module 10 Switch 1001, second switch 1002, third switch 1003 and the 4th switch 1004;First switch 1001 therein is touched for receiving The pass opening signal that the movement of bar assembly 04 provides;The movement of gear boss 0903 that second switch 1002 experiences driving lever gear 09 provides Upper lock signal, when driving lever gear 09 counterclockwise rotate, when gear boss 0903 pushes main bolt component to move to locked position, Second switch 1002 is closed by gear boss 0903, motor stalls;When unlocking, motor 15 drives driving lever gear 09 clockwise Rotation, when main lock tongue is fully retracted, gear boss 0903 starts to contact pulling plate control point 1701-2 and pulling plate 17 is driven to glide, When the third switch triggering point 1701-3 touching third switch 1003 on pulling plate 17 is closed, expression latch bolt is had been switched on, electric at this time Machine pause motion;After separated in time, motor is rotated backward, and pulling plate 17 moves upwards under the effect of pulling plate tension spring 19, pulling plate The 4th switch triggering point 1701-4 touching the 4th switch 1004 of wiring board on 17 makes its closure, and motor stalls are locked at this time Tool is in starting armed state;Circuit board module 10 is by harness socket 1005 and external communication and connect power supply.
Locking plate component 11 is made of locking plate 1101, tension spring shaft 1102, locking plate riveting axis 1103, locking plate 1101 Upper and lower ends are respectively equipped with a long axis hole, as locking plate mounting hole 1101-1, are set in the preset locking of lock bottom plate 07 On plate installation axle 0705-1, locking plate 1101 may be implemented and slided up and down on lock bottom plate 07;It is opened up in the middle part of locking plate 1101 One with main tongue riveting axis 0304 cooperation special-shaped slot 1101-2, special-shaped slot 1101-2 have can hang admittedly main tongue riveting axis 0304 from And to the groove of main tongue component locking;There is locking plate 1101 gear with gear boss 0903 to push face 1101- 3, during locking or unlocking, gear boss 0903 pushes gear that face 1101-3 is pushed to use on entire locking plate component 11 Lower movement achievees the purpose that unlock or locking with this.
The pulling plate guide slots 1701-1 that pulling plate 17 is opened up by its own is snug fit on lock bottom plate 07, its underpart Cooperated by pulling plate console 1701-2 and gear boss 0903, pushes entire pulling plate when rotating by gear boss 0903 It is connected by pulling plate riveting axis 1702 with the fork 1802 of driving lever 18 along lock bottom plate upward sliding, the top of the pulling plate 17 It connects;Also there is the third switch triggering point 1701- for triggering third switch 1003 on closed circuit plate on the pulling plate 17 3, and the 4th switch triggering point 1701-4 for triggering the 4th switch 1004 on closed circuit plate.
The intelligent lock operating process of embodiment two is illustrated below:
It is automatic locking
At closing time, the touching lever hole 0101-3 opened up after touching lever component 04 is squeezed by doorframe along latch bolt panel 0101 is to lock Internal portion's retraction, touches and is closed the upper lock-switch 0101 of circuit board module 10, Lock control system receives door signal Afterwards, driving motor 15 rotates, and motor gear 14 drives excessive gear 13 and finally driving driving lever gear 09 rotates counterclockwise, driving lever While gear 09 rotates, the gear boss 0903 for driving thereon, which touches, pushes locking plate component 11 to move upwards it, locks During only plate moves up, the special-shaped groove 1101-2 and main tongue riveting axis 0304 for being used for the main tongue riveting axis 0304 of locking are disengaged, and release lock Only plate completes unlock to the locking of main hyoplastron;Backgear boss 0903 continue movement can be by main hyoplastron gear grooved 0303- 1 drives entire main bolt component 03 to be moved to the left, and the main tongue hole 0101-2 along latch bolt panel 0101 is protruding, and main lock tongue group Part 03 pulls two bolts up and down of bolt pulling plate component 05 by its convex platform axis 0302-2 and lower convex platform axis 0302-1 simultaneously again Pulling plate 0501 moves downward upwards respectively, touches second switch 1002 on wiring board when gear boss 0903 turns to and makes When it is closed, motor 15 stops working, and main tongue 0301 reaches greatest limit, and locking plate component is in locking plate tension spring 12 at this time Effect is lower to fall, and the special-shaped groove 1101-2 on locking plate 1101 blocks the main tongue riveting axis 0304 of main bolt component 03, at this time main lock Tongue is locked up, and completes locking work.
During laying the key under the door, latch bolt is in the state that straightens, and latch bolt 0201 is counterclockwise under the action of latch bolt torsional spring 0202 Rotation, the quilt when the edge that latch bolt turns to its tongue guide groove 0201-3 touches the bar guide post 0207-3 on oblique tongue rod 0207 Limit, thrust plate 0205 rotates counterclockwise under the effect of thrust plate torsional spring 0204 at this time, turns to the position limit arm of thrust plate 0205 When 0205-4 touches the limit important actor 0207-6 on oblique tongue rod, thrust plate 0205 is limited stalling, at this point, thrust plate 0205 Pushing-pressing arm 0205-2 is pressed against on the pushing tow face 0201-4 of latch bolt 0201, and latch bolt is maintained at the state of straightening, and door closing procedure will not Lodging, since entire latch bolt component 02 is fitted in lock shell by 0209 elasticity of latch bolt spring, latch bolt structure at closing time, is pushed Latch bolt 0201 is compressed into entire latch bolt component inside lock body, after pushing force releases, in the effect of latch bolt spring 0209 Entire latch bolt component is sprung back outward into down, while latch bolt enters in doorframe locking plate hole, realizes locking and positioning action.
Auto-unlocking
When unlocking, control system is connected to unlocking instruction, and motor 15 rotates, and drives excessive gear 13 most by motor gear 14 Eventually rotate clockwise driving lever gear 09, the gear boss 0903 in driving lever gear 09 pushes locking plate component to transport upwards at this time It is dynamic, special-shaped slot 1101-2 and main tongue riveting axis 0304 on locking plate 1101 are disengaged, releases locking plate to the locking of main hyoplastron, it is complete At unlock;Backgear boss 0903 continue to rotate, by main hyoplastron gear grooved 0303-1 drive entire main bolt component 03 to It moves right, the main tongue hole 0101-2 along latch bolt panel 0101 bounces back into lock body, and main bolt component 03 is simultaneously by thereon Boss axis 0302-2 and lower convex platform axis 0302-1 pulls two bolt pulling plates 0501 up and down of bolt pulling plate component 05 to distinguish lock body Inside retraction;When main lock tongue is fully retracted, locking plate component is fallen after rise under the action of locking plate tension spring 12, on locking plate 1101 Special-shaped groove 1101-2 block the main tongue riveting axis 0304 of main bolt component 03, complete to position the locking of main bolt component;Gear Boss 0903 continues to rotate clockwise, and gear boss 0903 touches the pulling plate console 1702-2 on pulling plate 17 and drags entire Pulling plate 17 moves downward, and at the same time, the pulling plate riveting axis 1702 on pulling plate 17 drives 1802 clockwise oscillation of shift fork of driving lever 18, The pulling axis 1803 of driving lever 18 drags the control terminal 0208-1 of pull rod 0208, so that thrust plate 0205 starts turning, thrust plate 0205 Pushing-pressing arm 0205-2 completely disengage the pushing tow face 0201-4 of latch bolt 0201, since the torsional spring power of latch bolt torsional spring 0202 also extremely has Limit, when door leaf is flicked or opened Door by Hand under the effect of sealing strip for door frame elastic force, latch bolt can lodge from trend enabling direction.
Pulling plate 17 continues to move downward, and the third switch triggering point 1701-3 on pulling plate 17 touches the third on wiring board Switch 1003 simultaneously makes its closure, motor break-off, and the stopping of pulling plate 17 moves downward, and driving lever 18 also stops swinging.Interval is certain After time (after enabling), motor is rotated backward, and pulling plate 17 moves upwards under the action of pulling plate spring 19, and driving lever 18 is put counterclockwise Dynamic, pull rod 0208, thrust plate 0205 reset under the action of thrust plate torsional spring 0204, work of the latch bolt 0201 in latch bolt torsional spring 0202 With lower reset, latch bolt is in the state of straightening again at this time, the 4th switch triggering point 17-4 touching and closed circuit on pulling plate 17 The 4th switch 1004 on plate, motor stop working, and entire lockset is in initial standby state.

Claims (10)

1. a kind of latch bolt structure, is installed on inside the lock shell being made of lock bottom plate, lock cover and latch bolt panel, lock tongue Panel offers inclined tongue hole, which is characterized in that the latch bolt structure includes
The oblique tongue rod being pressed inside lock body, and rotational installation are mutually fitted in latch bolt boom end and with the inclined tongue hole on latch bolt panel The latch bolt matched;Thrust plate for exerting a force to the latch bolt is installed on the oblique tongue rod, is connected on the thrust plate to it Apply the pull rod of driving torque;
During laying the key under the door, draw rod positions are fixed, and the thrust plate, which imposes thrust to latch bolt and is in latch bolt always, straightens shape State, when latch bolt is squeezed by door body, latch bolt pushes oblique tongue rod to bounce back into lock body, is popped up to doorframe locking plate again later;
In unlocking door opening process, pull rod is controlled by actuator in lock body, drives thrust plate to turn to the locking disengaged to latch bolt, tiltedly Tongue squeezes the lodging of lower edge enabling opposite direction in door body.
2. latch bolt structure as described in claim 1, which is characterized in that
The whole fan-shaped block structure of the latch bolt, offers the side for accommodating latch bolt club head with oblique tongue rod connecting portion Slot, the head of oblique tongue rod are inserted into the square groove and are rotatablely connected by latch bolt shaft and latch bolt.
3. latch bolt structure as claimed in claim 2, which is characterized in that
The latch bolt torsional spring for making latch bolt keep straightening state in a free state is set in the latch bolt shaft.
4. latch bolt structure as claimed in claim 2, which is characterized in that
Rotation amplitude between the latch bolt and the oblique tongue rod passes through the guide and limit structure being arranged therebetween and realizes, described Guide and limit structure includes: symmetrically to offer tongue guide groove in the square groove two sides, and oblique tongue rod both sides of the head is symmetrically arranged with insertion Bar guide post of the tongue into slot, sliding stroke of the bar guide post inside the tongue guide groove determine latch bolt oblique The rotational angle of lingual bar end.
5. latch bolt structure as described in claim 1, which is characterized in that
The head and the bar portion being slidably matched with lock shell, bar portion and lock housing that the oblique tongue rod includes and latch bolt is rotatablely installed Be equipped between body latch bolt spring and latch bolt spring effect under, make to be resilient between oblique tongue rod and lock shell in a free state Press fitting state, in the state of applying resistance latch bolt spring spring force to oblique tongue rod, oblique tongue rod can be to compression latch bolt spring one Preset distance is slided along lock shell in the direction of side.
6. latch bolt structure as described in claim 1, which is characterized in that
The thrust plate is rotatablely installed by thrust plate shaft on the oblique tongue rod, with pushing tow in the pushing of latch bolt side It arm, the tie rod arm being connected with pull rod and is matched with the limit important actor being installed on oblique tongue rod to limit its own rotation The position limit arm of position.
7. latch bolt structure as claimed in claim 6, which is characterized in that
The thrust plate torsional spring for being pushed on thrust plate always in latch bolt is set in the thrust plate shaft.
8. latch bolt structure as described in claim 1, which is characterized in that
The pull rod is snug fit at the bar portion side of the oblique tongue rod, and one end hangs the tie rod arm for being fixed in thrust plate, the other end It is connected with actuator in lock body.
9. latch bolt structure as described in claim 1, which is characterized in that
Actuator can drag pull rod and thrust plate is driven to release the locking to latch bolt, the lock body when unlocking in the lock body The structure of interior actuator uses the driving lever by shift lever axis rotational installation inside lock shell, has each extended over along the shift lever axis One horizontal arm and a vertical arm, the horizontal arm end of the driving lever are set as fork, and the perpendicular plumbing arm end of the driving lever is set as stirring Portion, the clicking section are connected with one end of the pull rod.
10. a kind of lockset, which is characterized in that have latch bolt structure described in claim 1-9 any claim.
CN201920072298.5U 2019-01-16 2019-01-16 A kind of latch bolt structure and the lockset with the structure Active CN209723915U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920072298.5U CN209723915U (en) 2019-01-16 2019-01-16 A kind of latch bolt structure and the lockset with the structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920072298.5U CN209723915U (en) 2019-01-16 2019-01-16 A kind of latch bolt structure and the lockset with the structure

Publications (1)

Publication Number Publication Date
CN209723915U true CN209723915U (en) 2019-12-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610952A (en) * 2019-01-16 2019-04-12 烟台三环科技有限公司 A kind of latch bolt structure and the lockset with the structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610952A (en) * 2019-01-16 2019-04-12 烟台三环科技有限公司 A kind of latch bolt structure and the lockset with the structure
CN109610952B (en) * 2019-01-16 2024-07-16 烟台三环科技有限公司 Oblique tongue structure and lockset with same

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