CN208040073U - A kind of mute automatic lock of rapid - Google Patents

Abstract

The utility model provides a kind of mute automatic lock of rapid, belongs to lock technology field.It is solved existing locks the problems such as being latched in security risk automatically.The utility model includes panel, lock body, lock tongue, bolt plate, latch bolt, oblique tongue plate, lockable mechanism and rapid mechanism, lockable mechanism includes grab, bayonet lock and locking torsional spring, grab is arranged in bolt plate, bayonet lock is arranged on lock body, bayonet lock fixes bolt plate on grab energy hook, rapid mechanism includes finger, it is oriented to hook and torsional spring, finger is arranged on lock body, hook is oriented to be rotatably arranged on oblique tongue plate, the both ends of torsional spring, which are separately connected, is oriented to hook and finger, it is oriented to hook and is equipped with drag hook, being oriented to hook can move with oblique tongue plate and rotate simultaneously and make grab on drag hook hook, grab rotation is driven by drag hook while latch bolt pops up by is detached from bayonet lock, lock tongue is set to pop up.The utility model has the advantage of can make lock tongue pop-up locking by shutdown bruising latch bolt.

Description

A kind of mute automatic lock of rapid

Technical field

The utility model belongs to lock technology field, is related to locking automatically, more particularly to a kind of rapid it is mute automatic Lock.

Background technology

Existing automatic lock all includes generally latch bolt and lock tongue, after shutdown, latch bolt meeting automatic spring, and the locking bullet of lock tongue Going out need to be realized by key or handle, however people close the door when leaving, and forget that lock tongue is locked sometimes, it is hidden to there is safety Suffer from.

Utility model content

The purpose of this utility model is to lock the drawbacks described above being latched in automatically for existing, and the one kind provided passes through Bruising latch bolt can make the automatic lock of lock tongue pop-up locking.

The purpose of this utility model can be realized by following technical proposal：

A kind of mute automatic lock of rapid, including panel, lock body, lock tongue, bolt plate, latch bolt and oblique tongue plate, lock tongue It is connected with bolt plate and lock tongue can be extended or retracted from the dead bolt hole on panel, latch bolt is connected with oblique tongue plate and latch bolt can be from panel On inclined tongue hole it is extended or retracted, the first thrust assemblies for making lock tongue and latch bolt stretch out and the second thrust group are respectively equipped on lock body Part, which is characterized in that the automatic lock further includes lockable mechanism and rapid mechanism, and lockable mechanism includes grab, card Pin and locking torsional spring, grab are rotatably arranged in bolt plate, and locking torsional spring is rotatably arranged in bolt plate and both ends bullet leans against Between grab and bolt plate, bayonet lock be arranged on lock body, when lock tongue be retracted, on grab energy hook bayonet lock and engage torsional spring work Bayonet lock is hooked under, to fixed bolt plate, the rapid mechanism includes finger, is oriented to hook and torsional spring, is dialled Pin is arranged on lock body, and the side for being oriented to hook one end is rotatably arranged on above-mentioned oblique tongue plate and the other side at the end and torsional spring One end be connected, the other end of torsional spring is connected on the finger for being oriented to hook side, is oriented to the other end of hook along latch bolt It is retracted direction extension and the end is equipped with drag hook, guiding hook, which is located at the finger side, leads equipped with guide edge under the action of torsional spring It is leaned against on finger always to side, when bruising latch bolt makes it be retracted into lock body, oblique tongue plate is moved relative to finger, passes through finger Position-limiting action makes guiding hook move with oblique tongue plate and be rotated simultaneously under the action of guide edge, the above-mentioned grab on the drag hook hook, Latch bolt is decontroled, grab rotation is driven by drag hook while latch bolt pops up under the action of the second thrust assemblies by is detached from above-mentioned card Pin, bolt plate drive lock tongue to pop up under the action of above-mentioned first thrust assemblies.

In a kind of mute automatic lock of above-mentioned rapid, the lockable mechanism further includes OK a karaoke club plate and tension spring, The both ends of tension spring are connected on above-mentioned lock body and OK a karaoke club plate and are in tensional state, and OK a karaoke club plate passes through position limiting structure with lock body It is connected, under position limiting structure effect, OK a karaoke club plate can only move back and forth with respect to lock body edge perpendicular to the direction of the lock tongue direction of motion, on It states bolt plate and is equipped with sliding block, offer the sliding slot slided for sliding block on lock body, corresponding to runner position on OK a karaoke club plate offers confession The extending direction of the loose slot that sliding block is worn, sliding slot and loose slot is consistent with the lock tongue direction of motion, and the both ends of loose slot are all provided with There is locating notch, two locating notches on same loose slot are located at the same side of the loose slot, when lock tongue is in locking and unlocking shape When switching between state, sliding block can be moved to from the locating notch of loose slot one end in the locating notch of the other end, and sliding block skids off Meeting push card pulling plate is moved to the direction for stretching above-mentioned tension spring when locating notch, when sliding block slides into locating notch, in the work of tension spring Under, OK a karaoke club plate can be moved to the direction of compression tension spring to be resetted.

In a kind of mute automatic lock of above-mentioned rapid, the position limiting structure includes limiting slot and limited post, Limiting slot is arranged on above-mentioned OK a karaoke club plate, and limited post is located in limiting slot and is fixed on lock body, the extending direction of limiting slot and The direction of motion of lock tongue is perpendicular.

In a kind of mute automatic lock of above-mentioned rapid, a locking notch is offered in the bolt plate, is blocked Only notch is in " 7 " font, and above-mentioned grab is located at the top of " 7 " word, and grab passes through OK a karaoke club equipped with hook groove when lock tongue is retracted The movement of plate and the movement of bolt plate match, and the opposite locking notch of bayonet lock slides up into from the lower part of " 7 " word in locking notch And make grab to locking torsional spring torsion augment direction rotation during sliding into, until falling into the hook groove of grab, hook groove limitation Bayonet lock move with above-mentioned OK a karaoke club plate to the direction for stretching above-mentioned tension spring, to fixation bolt plate.

In a kind of mute automatic lock of above-mentioned rapid, the oblique tongue plate be equipped with banking stop, banking stop with There are the limit gaps for preventing the drag hook of the above-mentioned guiding hook end from upwarping between oblique tongue plate, are oriented to hook and are threaded through always between the limit It is moved in gap.

In a kind of mute automatic lock of above-mentioned rapid, the guide edge is in arcuation.

In a kind of mute automatic lock of above-mentioned rapid, the drag hook includes multiple briar tooths.

In a kind of mute automatic lock of above-mentioned rapid, the automatic lock further includes runner assembly, rotating group Part includes driving cog, sliding tooth, shift fork and plectrum, and driving cog is connected with sliding tooth and is rotatably arranged on above-mentioned lock by a shaft On body, sliding tooth for connecting lock core, described shift fork one end be equipped with external tooth and with driving cog external toothing, the other end of shift fork with Above-mentioned plectrum is rotatably arranged on one heart on lock body and the center of rotation of the two is equipped with and turns part for connecting the square hole of handle, shift fork, Plectrum and square hole turn part and are connected by clutch structure transmission, and lock body is equipped with the conjunction station of shift fork and from station, when shift fork position When closing station, lock tongue is in locked state, and handle turns part rotation unlocking by square hole can drive plectrum and shift fork Synchronous Transmission, When shift fork is located at from station, lock tongue is in unlocking condition, and turning part rotation unlocking by square hole can drive plectrum individually to rotate, and dial On piece is equipped with finger, and finger leans against on above-mentioned oblique tongue plate and can drive oblique tongue plate movement that latch bolt is made to be retracted with plectrum rotation, tiltedly When tongue pops up under the action of above-mentioned second thrust assemblies, oblique tongue plate can reversely drive finger to make plectrum return.

In a kind of mute automatic lock of above-mentioned rapid, the clutch structure includes a clutch part, clutch part Turn part, shift fork, plectrum with above-mentioned square hole to be arranged concentrically, shift fork is fixed on clutch part, and clutch part, shift fork and plectrum, which all have, is in Round and size identical endoporus is all provided with the limit there are two symmetrically arranged convex on the endoporus of clutch part, shift fork and plectrum Point, the limit point on clutch part and shift fork are overlapped along the projection of above-mentioned inner hole centreline, and square hole turns part and is located in each endoporus, same Two limit points in endoporus set up separately in the both sides of square hole rotating member, square hole turn part can be rotated between two limit points or Lean against pushes limit point to rotate synchronously in limit point, when being in above-mentioned conjunction station, in two limit points and plectrum on clutch part Two limit points are overlapped along the projection of inner hole centreline, in it is above-mentioned from station when, in two limit points and plectrum on clutch part Two limit points are symmetrical along the projection of inner hole centreline.

In a kind of mute automatic lock of above-mentioned rapid, the finger and above-mentioned runner assembly set up separately above-mentioned It is oriented to the both sides of hook.

In a kind of mute automatic lock of above-mentioned rapid, first thrust assemblies include the first guide rod and First spring, first guide rod one end are fixed on above-mentioned lock body, and the other end is threaded through in above-mentioned bolt plate, the first guide rod Extending direction extends unanimously with the lock tongue direction of motion, and the first spring is set on the first guide rod and both ends compression bullet leans against lock tongue Between plate and lock body, the first thrust assemblies are equipped with two groups, and above-mentioned sliding tooth is located between two group of first thrust assemblies, above-mentioned shaft Counterbalancing torsion springs are equipped with, lock body is equipped with positioning pin, and one end of counterbalancing torsion springs is connected on the positioning pin, and the other end is connected in sliding tooth On, the active force of counterbalancing torsion springs makes sliding tooth have the trend rotated to the direction for driving lock tongue to stretch out, during lock tongue stretches out, The active force gradually increases.

In a kind of mute automatic lock of above-mentioned rapid, two first springs and above-mentioned counterbalancing torsion springs act on above-mentioned Total resultant force in bolt plate is constant always.

In a kind of mute automatic lock of above-mentioned rapid, damper, damper are additionally provided in the bolt plate It is equipped with damper rod, one end of damper rod is withstood on from damper stretching on above-mentioned panel, the extension side direction of damper rod and lock tongue The direction of motion of plate is consistent.

In a kind of mute automatic lock of above-mentioned rapid, it is additionally provided with insurance institution on the lock body, the insurance Mechanism includes safety block and relief spring, and safety block is rotatably arranged on lock body, and above-mentioned OK a karaoke club plate is equipped with stuck point, safety block It is equipped with shifting block, shifting block can be withstood on stuck point, and the both ends for insuring torsional spring are separately connected safety block and lock body, insure the torsion of torsional spring Shifting block is set to hold out against stuck point, to fixing card pulling plate.

In a kind of mute automatic lock of above-mentioned rapid, the shifting block is in " V " type.

In a kind of mute automatic lock of above-mentioned rapid, the shifting block holds out against direction and is moved with above-mentioned OK a karaoke club plate Direction intersects.

In a kind of mute automatic lock of above-mentioned rapid, the lock body both ends are equipped with universe rod.

Compared with prior art, the utility model is compact-sized, and it is firm that lockable mechanism locks bolt plate；It is oblique by bruising Tongue, energy rapid, locking are convenient；The setting of counterbalancing torsion springs, lock tongue stretches out in place when locking can be effectively ensured, and locking can It leans on；Under the action of damper, lock tongue stable movement, can not only effective anticollision, improve service life, and reduce noise；It protects Dangerous mechanism reliably ensure that locking of the bolt plate under locking or unlocking condition is firm.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of rapid mechanism；

Fig. 3 is the structural schematic diagram of bolt plate；

Fig. 4 is the structural schematic diagram of OK a karaoke club plate；

Fig. 5 is lock body part structural schematic diagram

Fig. 6 is the structural schematic diagram of clutch part.

In figure, 1, panel；2, lock body；3, lock tongue；4, bolt plate；5, latch bolt；6, oblique tongue plate；7, sliding slot；8, it first is oriented to Bar；9, the first spring；10, the second guide rod；11, second spring；12, driving cog；13, sliding tooth；14, shift fork；15, plectrum； 16, clutch part；17, square hole turns part；18, shaft；19, articulated slab；20, finger；21, OK a karaoke club plate；22, tension spring；23, grab；24, Bayonet lock；25, torsional spring is engaged；26, limiting slot；27, limited post；28, loose slot；29, locating notch；30, notch is engaged；31, it leads To hook；32, torsional spring；33, counterbalancing torsion springs；34, damper；35, damper rod；36, safety block；37, relief spring；38, it dials Head；39, stuck point；40, limit point；41, sliding block；42, clutch-plate.

Specific implementation mode

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figure 1, a kind of mute automatic lock of rapid provided by the utility model, including panel 1, lock body 2, lock Tongue 3, bolt plate 4, latch bolt 5, oblique tongue plate 6, lock core and runner assembly are additionally provided with lockable mechanism and rapid on lock body 2 Mechanism.Panel 1 is arranged offers 5 hole of 3 hole of lock tongue and latch bolt on the front end of lock body 2, panel 1, and lock tongue 3 is fixed on bolt plate 4 Front end, be equipped with sliding block 41 on 4 left and right ends bottom surface of bolt plate, lock body 2 be equipped with 41 one-to-one sliding slot 7 of sliding block, As shown in figure 5, the left and right ends of bolt plate 4 are also equipped with one first thrust assemblies, the first thrust assemblies include the first guide rod 8 And it is set in the first spring 9 on the first guide rod 8, one end of the first guide rod 8 is fixed on lock body 2, and the other end is worn In bolt plate 4, extending direction and lock tongue 3 the stretching direction of the first guide rod 8 are consistent, and the first spring 9 compression bullet leans against lock body 2 Between bolt plate 4, the first spring 9 can push bolt plate 4 that lock tongue 3 is driven to travel forward to stretch out lock tongue 3 hole；It is set on oblique tongue plate 6 There are guide groove, lock body 2 to be equipped with the guide post being threaded through in guide groove, guide groove opens up direction and 5 direction of motion one of latch bolt It causes, guide post and guide groove not only have guiding role to 6 direction of motion of oblique tongue plate, and also limit the pole before and after oblique tongue plate 6 Shift position is limited, one second thrust assemblies are equipped between oblique tongue plate 6 and lock body 2, which includes the second guide rod 10 and the second spring 11 that is set on the second guide rod 10, one end of the second guide rod 10 be fixed on lock body 2, the other end It is threaded through on oblique tongue plate 6, extending direction and latch bolt 5 the stretching direction of the second guide rod 10 are consistent, and second spring 11 is compressed bullet and leaned on Between lock body 2 and oblique tongue plate 6；First guide rod 8 and the second guide rod 10 are parallel.

Runner assembly is arranged in the centre position of lock body 2, and between two first guide rods 8, runner assembly includes transmission Tooth 12, sliding tooth 13, shift fork 14, plectrum 15, clutch part 16 and square hole turn part 17, and driving cog 12 and about 13 sliding tooth are connected And be rotatably arranged on lock body 2 by a shaft 18, the bottom surface of sliding tooth 13 is equipped with an articulated slab 19, the both ends of articulated slab 19 Hinged with sliding tooth 13, bolt plate 4 respectively, rotation sliding tooth 13 can drive bolt plate 4 to move forward and backward by the articulated slab 19, Lock core is arranged on the upper left side of sliding tooth 13, and lock core is equipped with the gear with 13 external toothing of sliding tooth, passes through key turns energy band Moving gear rotates, to drive sliding tooth 13 to rotate；14 one end of shift fork be equipped with external tooth and with 12 external toothing of driving cog, shift fork 14 The other end turns part 17 with plectrum 15, clutch part 16 and square hole and is arranged concentrically, and the center of rotation of shift fork 14 is located at the right side of driving cog 12 Top, square hole turns part 17 and sets there are two and be arranged concentrically up and down, as shown in fig. 6, clutch part 16 includes setting gradually from top to bottom Three pieces clutch-plate 42, three pieces clutch-plate 42 by fixing piece be connected, shift fork 14 be fixed on top clutch-plate 42 on, be located above Square hole turn part 17 and be located in the endoporus of shift fork 14, top clutch-plate 42 and intermediate clutch-plate 42, plectrum 15 is located at intermediate clutch Between piece 42 and lower section clutch-plate 42, the square hole of lower section turns part 17 and is located in the endoporus of plectrum 15 and lower section clutch-plate 42；Clutch The endoporus of piece 42, shift fork 14 and plectrum 15 is rounded and size is identical, is all provided on each endoporus there are two symmetrically arranged convex Limit point 40, square hole turns 17 center of part and is equipped with square hole for connecting handle square steel, square hole turn 17 periphery of part by two cambered surfaces and Two planes enclose, and two cambered surfaces and two planes are respectively symmetrically, and two cambered surfaces are with one heart and the circle diameter that encloses and plectrum 15 Endoporus aperture be adapted, two limit points 40 in same endoporus set up separately in the both sides of square hole rotating member, and square hole rotating member can be Rotate or lean against between two limit points 40 pushes limit point 40 to rotate synchronously in limit point 40, in the connection of square steel Under, it is consistent always that both up and down hole turns 17 location status of part；15 right end of plectrum is equipped with finger 20, and the right side of oblique tongue plate 6 is equipped with one The groove of indent, finger 20 lean against on groove inner wall, and plectrum 15, which rotates clockwise, can drive the movement of oblique tongue plate 6 to make latch bolt 5 to lock Retraction in body 2, when latch bolt 5 pops up under the action of second spring 11, oblique tongue plate 6 can reversely push finger 20 to make 15 inverse time of plectrum Needle rotates return.

When lock tongue 3 and latch bolt 5 are stretched out in locked state, the limit point 40 of 15 endoporus of plectrum bears against lower section square hole Turn on part 17, and one of them is located at the right front that square hole turns part 17, another is located at the left back that square hole turns part 17, together When shift fork 14 and the limit point 40 of clutch-plate 42 be respectively positioned on the same position in 15 upper limit site 40 of plectrum, so, rotate clockwise Square hole, which turns part 17, can be such that plectrum 15 and shift fork 14 rotates synchronously, and shift fork 14, which is in, at this time closes station；It is opened when the retraction of lock tongue 3 is in When lock status, latch bolt 5 is in stretching state, and ibid, the limit point 40 of 15 endoporus of plectrum bears against square hole and turns on part 17, and wherein One is located at square hole and turns the right front of part 17, another is located at the left back that square hole turns part 17, and shift fork 14 and clutch part The limit point 40 of 16 endoporus, one of them is located at the right side rear portion that square hole turns part 17, another is located at the left side that square hole turns part 17 Forequarter, so, rotate clockwise square hole turn part 17 can only make plectrum 15 individually rotate, shift fork 14 is motionless, at this time at shift fork 14 In from station.

Lockable mechanism includes that OK a karaoke club plate 21, tension spring 22, grab 23, bayonet lock 24 and locking torsional spring 25, OK a karaoke club plate 21 are located at The rear side of lock body 2, tension spring 22 are located at the right end of OK a karaoke club plate 21, and lock body 2 is equipped with fixed pin, and the both ends of tension spring 22 are connected to Limiting slot 26 there are three being set from left to right on OK a karaoke club plate 21 and fixed pin and on tensional state, OK a karaoke club plate 21, such as Fig. 4 institutes Show, a limited post 27 is equipped in each limiting slot 26, and limited post 27 is fixed on vertically on lock body 2, the extending direction of limiting slot 26 with The direction of motion of bolt plate 4 is perpendicular, i.e., extends from left to right, on OK a karaoke club plate 21 4 sliding block of bolt plate, 41 corresponding position one by one Correspondence offers the loose slot 28 worn for sliding block 41, and sliding block 41 sequentially passes through loose slot 28 and sliding slot 7, sliding slot 7 from top to bottom Consistent with 3 direction of motion of lock tongue with the extending direction of loose slot 28, the both ends of loose slot 28 are equipped with locating notch 29, same Two locating notches 29 on loose slot 28 are respectively positioned on the left side of the loose slot 28.When sliding block 41 is moved to 28 one end of loose slot, Under the action of above-mentioned 22 elastic force of tension spring, OK a karaoke club plate 21 can move right along 26 extending direction of above-mentioned limiting slot makes sliding block 41 be located at In the locating notch 29 at 28 end of loose slot and sliding block 41 abuts against on locating notch 29, at this time loose slot 28 and corresponding lower section Sliding slot 7 or so be staggered, 29 position of front and back locating notch is the extreme position that sliding block 41 moves forward and backward, and lock tongue 3 is from locking shape When state is switched on lock status, sliding block 41 can move to the locating notch 29 of rear end, and sliding block from the locating notch 29 of front end 41 move in loose slot 28 from locating notch 29 and can be moved to the left by 28 push card pulling plate 21 of loose slot, so on each time Lock switches with unlocking condition, and OK a karaoke club plate 21 can all move left and right once, first to moving to left, then moves to right reset.

Grab 23 is located at the right side of oblique tongue plate 6, as shown in figure 3, the right end of grab 23 is rotatably arranged in bolt plate 4, lock Offer a locking notch 30 on hyoplastron 4, locking notch 30 is in " 7 " font, and grab 23 is located at the top of " 7 " word, on grab 23 Equipped with hook groove, above-mentioned 25 bullet of locking torsional spring leans against between grab 23 and bolt plate 4, and bayonet lock 24 is fixed on OK a karaoke club plate 21, works as lock When tongue 3 is retracted, matched by the movement of OK a karaoke club plate 21 and the movement of bolt plate 4, i.e., after bayonet lock 24 is first moved to left with OK a karaoke club plate 21 Move to right, bolt plate 4 moves down, make the opposite locking notch 30 of bayonet lock 24 slid up into locking notch 30 from the lower part of " 7 " word and It rotates clockwise grab 23 during sliding into and gradually increases the torsion for engaging torsional spring 25, until falling into the hook groove of grab 23 And it locks.Since the lower part gear of bayonet lock 24 is on locking 30 inner wall of notch, bolt plate 4 can not travel forward, and bayonet lock 24 needs to the left Athleticism is detached from locking notch 30, and grab 23 again limits bayonet lock 24 and moves downward, therefore can lock bolt plate 4.

As depicted in figs. 1 and 2, rapid mechanism includes being oriented to hook 31 and torsional spring 32, is oriented to 31 front end of hook Right side is rotatably arranged on oblique tongue plate 6 and the left side at the end is connected with one end of torsional spring 32, the other end of torsional spring 32 It is connected between finger 20 on the finger 20 for being oriented to 31 right side of hook is located at 31 front-end and back-end of guiding hook, after being oriented to hook 31 End is retracted direction extension along lock tongue 3 and the end is equipped with drag hook, and drag hook includes multiple briar tooths, and oblique tongue plate 6 is equipped with vertical limit Piece, there are limit gaps between 6 upper surface of banking stop bottom right side and oblique tongue plate, are oriented to hook 31 and are threaded through the shifting limit gap in It is dynamic, extend to right front on the right side of banking stop, also is located in limit gap with ensureing to be oriented to when hook 31 rotates, limit gap ensure that Being oriented to hook 31 will not tilt, and the front end of the second guide rod 10 is threaded through on banking stop；Guiding hook 31 is located at the side of finger 20 and is equipped with Guide edge, guide edge are in arcuation, and under the action of torsional spring 32, guide edge is leaned against always on finger 20, when bruising latch bolt 5 makes When it is retracted into lock body 2, by the position-limiting action of finger 20, guiding hook 31 is made to be moved with bolt plate 4 and in the work of guide edge It is rotated counterclockwise simultaneously with lower, until above-mentioned grab 23 on drag hook hook, decontrols latch bolt 5, latch bolt 5 is under the action of second spring 11 It is detached from above-mentioned bayonet lock 24 by drag hook drives grab 23 to rotate clockwise while pop-up, to make bolt plate 4 in the first bullet It is popped up under the action of spring 9；And when driving the movement of oblique tongue plate 6 to open latch bolt 5 by above-mentioned plectrum 15, since finger 20 is with oblique tongue plate 6 It moves, so being oriented to hook 31 will not rotate, would not also lock together.

Since when lock tongue 3 stretches out, the elastic force of two first springs 9 can become smaller, it is possible to will appear lock tongue 3 and extend less than position The case where, thus the shaft 18 of driving cog 12 be equipped with counterbalancing torsion springs 33, lock body 2 be equipped with positioning pin, the one of counterbalancing torsion springs 33 End hook is located on the positioning pin, and the other end is connected on driving member, and the active force of balance weighing apparatus torsional spring makes driving member have to drive lock The trend for the direction rotation that tongue 3 stretches out, during lock tongue 3 stretches out, which gradually increases, and two first springs 9 and balance Torsional spring 33 acts in bolt plate 4 that total resultant force is constant always, and when lock tongue 3 stretches out, two first springs, 9 elastic force tapers into, and puts down Weighing apparatus 33 power of torsional spring can gradually increase, and ensure the movement of lock tongue 3 in place.

It is additionally provided with damper 34 in bolt plate 4, damper 34 is equipped with damper rod 35, and one end of damper rod 35 is from damper 34 forward extend out and withstand on panel 1, and during lock tongue 3 stretches out, damper 34 has cushioning effect to bolt plate 4, makes lock 4 stable movement of hyoplastron avoids lock tongue 3 from colliding, and has muting function.

It is additionally provided with insurance institution on the lock body 2, which includes safety block 36 and relief spring 37, insurance Block 36 is located at the left end of OK a karaoke club plate 21 and is rotatably arranged on lock body 2, and OK a karaoke club plate 21 is equipped with stuck point 39, and safety block 36 is equipped with Shifting block 38, shifting block 38 are in " V " type, rotate counterclockwise safety block 36, shifting block 38 can obliquely be withstood on stuck point 39, insure torsional spring Both ends are separately connected safety block 36 and on the limited posts 27 of 21 left end of OK a karaoke club plate, insure the torsion of torsional spring and shifting block 38 is made to hold out against Stuck point 39 limits its side-to-side movement to fixing card pulling plate 21, and the movement of bolt plate 4 each time is required for OK a karaoke club plate 21 left Right movement, so fixing OK a karaoke club plate 21, you can fixed bolt plate 4；Safety block 36 is rotated clockwise, shifting block 38 is made to leave stuck point 39, you can unlock.

2 both ends of lock body are equipped with universe rod, and when lock tongue 3 pops up, the universe rod on the left side stretches out to the left, the universe rod on the right It stretches out to the right, when lock tongue 3 is retracted, two universe rods are inwardly indented.

The course of work：

When key unlocking, shift fork 14, which is in, at this time closes station, and key turns drive sliding tooth 13 and driving cog by gear 12 rotate counterclockwise, to drive articulated slab 19 to move 4 unlocking tongue 3 of post-tensioning bolt plate, the rotation of driving cog 12 can make shift fork 14 from Station is opened and closed, so plectrum 15 is motionless, after lock tongue 3 reaches position, shift fork 14 is in from station, and outer handle, which rotates clockwise, makes plectrum 15 individually rotate clockwise, and during being rotated clockwise using the finger 20 on plectrum 15, oblique tongue plate 6 are pushed inwardly to transport It is dynamic, latch bolt 5 is opened, outer handle is decontroled after enabling, oblique tongue plate 6 can travel forward under the thrust of second spring 11 at this time makes tiltedly Tongue 5 pops up, and plectrum 15 can be made to rotate counterclockwise return by finger 20 in 6 motion process of oblique tongue plate.

When interior handle is unlocked, shift fork 14, which is in, at this time closes station, and interior handle drives square hole to turn part 17 clockwise by square steel Rotation, shift fork 14 and plectrum 15 synchronize rotate clockwise, plectrum 15 pushes oblique tongue plate 6 inwardly to move by finger 20, takes in tiltedly Tongue 5, shift fork 14 drive sliding tooth 13 to rotate counterclockwise by driving cog 12, to drive the movement drop-down bolt plate 4 of articulated slab 19, Lock tongue 3 is taken in, after bolt plate 4 moves in place, ibid, oblique tongue plate 6 can travel forward under the thrust of second spring 11 So that latch bolt 5 is popped up, and plectrum 15 can be made to rotate counterclockwise return by finger 20 in 6 motion process of oblique tongue plate.

When locking, shutdown bruising latch bolt 5 drives oblique tongue plate 6 to move, and plectrum 15 is motionless at this time, 6 motion process of oblique tongue plate In, guide plate can counterclockwise rotate under the guiding role of finger 20, be rotated when moving inward, until being oriented to Drag hook on plate lives to be located at the grab 23 on the right side of guide plate, and when latch bolt 5 loses bruising external force, oblique tongue plate 6 is in second spring 11 Under the action of to latch bolt 5 stretch out direction move, be detached from bayonet lock 24 so as to make grab 23 rotate clockwise by drag hook, at this time Bolt plate 4 moves to the stretching of lock tongue 3 direction under the thrust of the first spring 9 and OK a karaoke club plate 21 is driven to move downward, to make card Pin 24 is detached from above-mentioned locking notch 30, and bolt plate 4 drives lock tongue 3 smoothly to pop up.

It should be understood that in claims, specification of the utility model, all " including ... " should be understood as out The meaning of formula is put, that is, its meaning is equal to " at least containing ... ", and should not be construed as enclosed meaning, is i.e. its meaning It should not be construed " only including ... ".

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (10)

1. a kind of mute automatic lock of rapid, including panel (1), lock body (2), lock tongue (3), bolt plate (4), latch bolt (5) And oblique tongue plate (6), lock tongue (3) is connected with bolt plate (4) and lock tongue (3) can be stretched out or be contracted from lock tongue (3) hole on panel (1) Be connected into, latch bolt (5) with oblique tongue plate (6) and latch bolt (5) can from latch bolt (5) hole on panel (1) extended or retracted, lock body (2) On be respectively equipped with the first thrust assemblies and the second thrust assemblies for so that lock tongue (3) and latch bolt (5) is stretched out, which is characterized in that it is described Automatic lock further include lockable mechanism and rapid mechanism, lockable mechanism includes grab (23), bayonet lock (24) and locking Torsional spring (25), grab (23) are rotatably arranged in bolt plate (4), and locking torsional spring (25) is rotatably arranged in bolt plate (4) and two End bullet leans against between grab (23) and bolt plate (4), and bayonet lock (24) is arranged on lock body (2), when lock tongue (3) are retracted, grab (23) bayonet lock (24) and bayonet lock (24) can be hooked under the action of engage torsional spring (25) on hook, it is described to fixation bolt plate (4) Rapid mechanism include finger (20), be oriented to hook (31) and torsional spring (32), finger (20) is arranged in lock body (2) On, the side for being oriented to hook (31) one end is rotatably arranged on above-mentioned oblique tongue plate (6) and the other side at the end and torsional spring (32) One end be connected, the other end of torsional spring (32) is connected on the finger (20) for being oriented to hook (31) side, is oriented to hook (31) the other end extends along latch bolt (5) retraction direction and the end is equipped with drag hook, and guiding hook (31) is located at finger (20) side and sets Have guide edge, under the action of torsional spring (32), guide edge is leaned against always on finger (20), when bruising latch bolt (5) make its to In lock body (2) when retraction, oblique tongue plate (6) is mobile relative to finger (20), by the position-limiting action of finger (20), makes guiding hook (31) It moves with oblique tongue plate (6) and is rotated simultaneously under the action of guide edge, until above-mentioned grab (23) on drag hook hook, decontrols latch bolt (5), while latch bolt (5) pops up under the action of the second thrust assemblies by drag hook drive grab (23) rotate by be detached from it is above-mentioned Bayonet lock (24), bolt plate (4) drive lock tongue (3) to pop up under the action of above-mentioned first thrust assemblies.

2. a kind of mute automatic lock of rapid according to claim 1, which is characterized in that the lockable mechanism is also Including OK a karaoke club plate (21) and tension spring (22), the both ends of tension spring (22) be connected on above-mentioned lock body (2) and OK a karaoke club plate (21) and In tensional state, OK a karaoke club plate (21) is connected with lock body (2) by position limiting structure, under position limiting structure effect, OK a karaoke club plate (21) Can only be with respect to lock body (2) along moving back and forth perpendicular to the direction of lock tongue (3) direction of motion, above-mentioned bolt plate (4) is equipped with sliding block (41), the sliding slot (7) slided for sliding block (41) is offered on lock body (2), and sliding slot (7) position is corresponded on OK a karaoke club plate (21) and is offered For the loose slot (28) that sliding block (41) is worn, the extending direction of sliding slot (7) and loose slot (28) with lock tongue (3) direction of motion one It causes, the both ends of loose slot (28) are equipped with locating notch (29), and two locating notches (29) on same loose slot (28) are located at should The same side of loose slot (28), when lock tongue (3) switches between locking and unlocking condition, sliding block (41) can be from loose slot (28) The locating notch (29) of one end is moved in the locating notch (29) of the other end, and meeting when sliding block (41) skids off locating notch (29) Push card pulling plate (21) is moved to the direction for stretching above-mentioned tension spring (22), when sliding block (41) slides into locating notch (29), in tension spring (22) under the action of, OK a karaoke club plate (21) can be moved to the direction of compression tension spring (22) to be resetted.

3. a kind of mute automatic lock of rapid according to claim 2, which is characterized in that the bolt plate (4) On offer a locking notch (30), locking notch (30) is in " 7 " font, and above-mentioned grab (23) is located at the top of " 7 " word, grab (23) it is matched, is blocked by the movement of OK a karaoke club plate (21) and the movement of bolt plate (4) when lock tongue (3) are retracted equipped with hook groove The opposite locking notch (30) of pin (24), which slides up into from the lower part of " 7 " word in locking notch (30) and during sliding into, makes grab (23) to locking torsional spring (25) torsion augment direction rotation, until falling into the hook groove of grab (23), hook groove limits bayonet lock (24) it is moved to the direction for stretching above-mentioned tension spring (22) with above-mentioned OK a karaoke club plate (21), to fixed bolt plate (4).

4. a kind of mute automatic lock of rapid according to claim 1 or 2, which is characterized in that the oblique tongue plate (6) it is equipped with banking stop, there are the limits for preventing drag hook end of above-mentioned guiding hook (31) from upwarping between banking stop and oblique tongue plate (6) Interdigit gap, guiding hook (31), which is threaded through always in the limit gap, to be moved.

5. a kind of mute automatic lock of rapid according to claim 1 or 2, which is characterized in that the automatic lock Further include runner assembly, runner assembly includes driving cog (12), sliding tooth (13), shift fork (14) and plectrum (15), driving cog (12) it is connected with sliding tooth (13) and is rotatably arranged on above-mentioned lock body (2) by a shaft (18), sliding tooth (13) is for connecting Connect lock core, the shift fork (14) one end be equipped with external tooth and with driving cog (12) external toothing, the other end of shift fork (14) with it is above-mentioned Plectrum (15) is rotatably arranged on one heart on lock body (2) and the center of rotation of the two is equipped with and turns part for connecting the square hole of handle (17), shift fork (14), plectrum (15) and square hole turn part (17) by a clutch structure be driven be connected, lock body (2) be equipped with shift fork (14) conjunction station and from station, when shift fork (14), which is located at, closes station, lock tongue (3) is in locked state, and handle passes through square hole Plectrum (15) and shift fork (14) Synchronous Transmission can be driven by turning part (17) rotation unlocking, when shift fork (14) is located at from station, lock tongue (3) it is in unlocking condition, turning part (17) rotation unlocking by square hole can drive plectrum (15) individually to rotate, and plectrum (15) is equipped with Finger (20), finger (20) lean against on above-mentioned oblique tongue plate (6) and can rotate with plectrum (15) that oblique tongue plate (6) movement is driven to make tiltedly Tongue (5) is retracted, and when latch bolt (5) pops up under the action of above-mentioned second thrust assemblies, oblique tongue plate (6) can reversely drive finger (20) Make plectrum (15) return.

6. a kind of mute automatic lock of rapid according to claim 5, which is characterized in that the clutch structure packet A clutch part (16) is included, clutch part (16) and above-mentioned square hole turn part (17), shift fork (14), plectrum (15) and be arranged concentrically, shift fork (14) it is fixed on clutch part (16), it is identical that clutch part (16), shift fork (14) and plectrum (15) all have rounded and size Endoporus is all provided with the limit point there are two symmetrically arranged convex on the endoporus of clutch part (16), shift fork (14) and plectrum (15) (40), the limit point (40) on clutch part (16) and shift fork (14) is overlapped along the projection of above-mentioned inner hole centreline, and square hole turns part (17) it is located in each endoporus, two limit points (40) in same endoporus set up separately in the both sides of square hole rotating member, and square hole turns part (17) Can rotate or lean against between two limit points (40) pushes limit point (40) to rotate synchronously in limit point (40), is in When above-mentioned conjunction station, two limit points (40) in two limit points (40) and plectrum (15) on clutch part (16) are along endoporus center The projection of line overlaps, in it is above-mentioned from station when, two limits in two limit points (40) and plectrum (15) on clutch part (16) Point (40) is symmetrical along the projection of inner hole centreline.

7. a kind of mute automatic lock of rapid according to claim 5, which is characterized in that the finger (20) and Above-mentioned runner assembly sets up separately in the both sides of above-mentioned guiding hook (31).

8. a kind of mute automatic lock of rapid according to claim 5, which is characterized in that the first thrust group Part includes the first guide rod (8) and the first spring (9), and the first guide rod (8) one end is fixed on above-mentioned lock body (2), the other end It is threaded through in above-mentioned bolt plate (4), extending direction and lock tongue (3) direction of motion of the first guide rod (8) extend consistent, the first bullet Spring (9) is set on the first guide rod (8) and both ends compression bullet leans against between bolt plate (4) and lock body (2), the first thrust assemblies Equipped with two groups, above-mentioned sliding tooth (13) is located between two group of first thrust assemblies, and above-mentioned shaft (18) is equipped with counterbalancing torsion springs (33), lock body (2) is equipped with positioning pin, and one end of counterbalancing torsion springs (33) is connected on the positioning pin, and the other end is connected in sliding tooth (13) on, the active force of counterbalancing torsion springs (33) makes sliding tooth (13) have the trend rotated to the direction for driving lock tongue (3) to stretch out, During lock tongue (3) stretches out, which gradually increases.

9. a kind of mute automatic lock of rapid according to claim 1 or 2, which is characterized in that the bolt plate (4) it is additionally provided with damper (34) on, damper (34) is equipped with damper rod (35), and one end of damper rod (35) is from damper (34) Stretching is withstood on above-mentioned panel (1), and the extension side direction of damper rod (35) is consistent with the direction of motion of bolt plate (4).

10. a kind of mute automatic lock of rapid according to claim 2 or 3, which is characterized in that the lock body (2) insurance institution is additionally provided on, which includes safety block (36) and relief spring (37), and safety block (36) rotation is set It sets on lock body (2), above-mentioned OK a karaoke club plate (21) is equipped with stuck point (39), and safety block (36) is equipped with shifting block (38), shifting block (38) It can withstand on stuck point (39), the both ends for insuring torsional spring are separately connected safety block (36) and lock body (2), insure the torsion of torsional spring and make to dial Head (38) holds out against stuck point (39), to fixing card pulling plate (21).