CN209603657U

CN209603657U - A kind of pair locking device

Info

Publication number: CN209603657U
Application number: CN201920004528.4U
Authority: CN
Inventors: 刘庭权
Original assignee: Jiangxi Technology De Technology Co Ltd
Current assignee: Jiangxi Technology De Technology Co Ltd
Priority date: 2019-01-03
Filing date: 2019-01-03
Publication date: 2019-11-08
Anticipated expiration: 2029-01-03

Abstract

The utility model belongs to household door and window manufacturing field；The utility model provides a kind of secondary locking device, includes shell, telescopic component, insurance elastic component；Telescopic component, insurance elastic component are mounted on shell；Telescopic component includes secondary lock rotor, driver blade I, driver blade II；Insuring elastic component includes bracket I, bracket II, bumper bar, safety block, spring I, spring II, lock tongue；The utility model has the advantages that the utility model instead of common bolt in the market, it is convenient to use, simple and practical, for escape accelerate speed, no matter clamshell doors do not damage secondary locking device in the state of open and close, and no matter opening and the equal restorable of semi-open state, no matter clamshell doors are not damaged in open and close state, it is manually opened be turned off manually, it is convenient, it realizes to open the door within one second one second and close the door；The utility model solves the problems, such as that existing apparatus is easy to happen that rust is dead, stuck, blocks, is modification, perishable, hard-to-use, and replacement facilitates reduction maintenance cost.

Description

A kind of pair locking device

Technical field

The utility model belongs to household door and window manufacturing field, and in particular to a kind of secondary locking device for bivalve door.

Background technique

Currently, in the market common opposite opened bivalve door by doorframe, two fan doors, main lockset, day lock, lock, be mounted on door The tongue hole of frame forms；The structure of two fan doors is that main lockset is arranged on Yishanmen, and hereinafter referred to as master locks a door, and is arranged on another Yishanmen Main lockset hole corresponding with main lockset, day lock mounting hole, lock mounting hole, hereinafter referred to as pair is locked a door；It, lock and be separately mounted to pair Day on locking a door, lock in mounting hole, day lock, lock need to manually control above and below respectively for bolt-type day, the bolt locked Pair could be locked a door and be locked.When opposite opened bivalve door needs to close, operation order is the ground lock and day that first pair is locked a door Tongue hole on the lock tongue alignment doorframe of lock, then stir day lock, the switch locked, be embedded into lock tongue in tongue hole, thus Pair is locked a door and is fixed on doorframe, master is finally closed and locks a door, achieve the effect that close.If necessary to which the opposite opened closed is biparting Two fan doors of door are when all opening, operation order be need first then to stir main openings of locking a door again pair lock a door on day, lock Switch so that lock tongue is detached from dead bolt hole, pair, which is locked a door, to be loosened, and two fan doors could be fully open.It is this to beat on and off The operating procedure for closing door is more, open the door, close the door it is not convenient, quick.

How to design a kind of simplification that open the door of bolt device is a problem to be solved, thus Chinese patent CN205637930U discloses a kind of bolt device, includes secondary locking device, latch assembly I, latch assembly II and is mounted on door The tongue hole of frame；Secondary locking device is connect with latch assembly I, latch assembly II respectively；Secondary locking device includes shell, flexible group Part, oscillating rod elastic component, door leaf elastic component and tension spring.Since in this patent, secondary locking device is internally provided with swing Multiple components such as bar elastic component, the multiple components of door leaf elastic component, and the outside of secondary locking device is arranged in Arming Assembly, so that Overall structure is complex, and installation is inconvenient, and component cost is higher, in actual use, Arming Assembly, door leaf Easily there is the problem of stuck, modification, damage in elastic component.

Utility model content

The purpose of this utility model be for the prior art bolt device by Arming Assembly be arranged outside secondary locking device, and Secondary locking device inner assembly is more, and structure is complicated, and cost height, Arming Assembly and door leaf elastic component easily occur stuck, damage Disadvantage, provide it is a kind of insurance is arranged in secondary locking device, while the structure inside secondary locking device is simple, is solving existing open The problem of Arming Assembly and door leaf elastic component be easily stuck in door closing procedure, damage can reach simultaneously when open and close door it is easy to operate, Efficiently purpose.

The utility model provides such a secondary locking device, includes shell, telescopic component, insurance elastic component；It stretches Contracting component, insurance elastic component are mounted on shell；

Telescopic component includes secondary lock rotor, driver blade I, driver blade II；With teeth and shaft hole is set on pair lock rotor；It passes Rack gear is provided on movable plate I, driver blade II；Block is provided on driver blade II；Rack gear on pair lock rotor one end and driver blade I Connection, the other end are connect with the rack gear on driver blade II；Tooth on pair lock rotor is matched with the rack gear on driver blade I, driver blade II It closes, under the action of pair locks rotor, so that driver blade I, driver blade II move in shell；

Insuring elastic component includes bracket I, bracket II, bumper bar, safety block, spring I, spring II, lock tongue；Bracket I, Bracket II is mounted on shell, and the two sides of driver blade II are arranged in；Bumper bar passes through spring I, safety block, spring II, insurance One end of bar is mounted on bracket I, and the other end of bumper bar is connect with lock tongue, and lock tongue is arranged on bracket II, and bumper bar can be with It is moved on bracket I；One end of spring I is connect with safety block, and the other end of spring I is connect with bracket I；One end of spring II with Safety block connection, the other end of spring II are connect with lock tongue；Safety block, can be along under the elastic force effect of spring I, spring II Bumper bar sliding.

The present apparatus is additionally provided with clutch-plate, and clutch-plate is mounted on shell by pin, and clutch-plate can turn around pin It is dynamic；It is additionally provided on clutch-plate and stirs column；Plectrum is additionally provided on bumper bar, one end of plectrum is connect with bumper bar, plectrum The other end setting stirring at column；Bumper bar is mobile to drive plectrum mobile, and column movement is stirred in the mobile pulling of plectrum, to make Obtain clutch-plate rotation.

It is provided with positioning column on the clutch-plate, locating plate is additionally provided on driver blade II, positioning column is for limiting positioning The movement of piece.

In order to realize a variety of modes closing pair and locking a door, it is also provided with clutch hook tabs in the present apparatus, clutch hook tabs is set It sets and is stirring at column, stir column for hooking, the movement of clutch hook tabs is so that clutch-plate is rotated around pin.Clutch hook tabs with from Outer drawing device connection is closed, by drawing device outside clutch, pulls clutch hook tabs mobile, so that clutch-plate is rotated around pin. It is loaded outside clutch and is set to the prior art, the outer drawing device of clutch may refer to a kind of automatic lock arrangement of clutch of patent CN206928778U It either may enable that clutch hook tabs mobile component or component.

The present apparatus further includes having world pin member, and world pin member has 2, wherein a world pin member and driver blade I Connection, another world pin member are connect with driver blade II；World pin member is for the secondary locking locked a door.World pin member is existing There is technology, can be straight-bar, is also possible to a kind of world lever apparatus of patent CN205743342U or for patent Latch assembly I described in a kind of bolt device of CN205637930U.

In order to adjust the relative position between positioning column and locating plate, the present apparatus is provided with adjuster on shell, is used for Adjust the position of positioning column；Adjuster includes bracket III, adjusting screw rod, adjusting block；Bracket III adjusts spiral shell on shell Bar, adjusting block are mounted on bracket III, and the side of positioning column is arranged in adjusting block, and adjusting screw rod is connect with adjusting block；Adjust spiral shell Bar rotates so that adjusting block movement realizes the position adjustment of positioning column to push positioning column mobile.

Preferably, the block shape on driver blade II is c-type.

Preferably, the shape of the safety block is square.

Preferably, it being resetted for the ease of the rotation of clutch-plate, is provided with spring III, III one end of spring is connect with clutch-plate, The other end is connect with bracket I；When direction of the clutch-plate to outside shell rotates, then spring III is in tensional state.

The utility model can also be applied to window, bookcase door, cupboard door other than it can be applied to opposite opened bivalve door Deng.

(3) beneficial effect

The beneficial effects of the utility model are:

(1) the utility model is suitable for double door series, locks a door to lock a door with pair by master and combine, secondary locking device is mounted on secondary lock Men Shang, by using simultaneously with main lock a door, functional effect is as follows: 1. realizing one second unlatching double door, closes within one second double open The function of door, it is realized by sequencing, and pair is locked a door while must first opening main lock a door and is opened together.2. when master locks a door When unlatching, pair, which is locked a door, freely to open.3. pair, which is locked a door, does not damage secondary lock in open and close state when master, which locks a door, to open Device.4. when pair is locked a door when drawing open state to tense with subordinate, it is main lock a door to be closed does not damage main lock and is locked with secondary, at this time will Hand is put alarmed and panicky, and the world pin member of secondary locking device, which will pop up, locks a door pair locking, and insurance function locking, fail to open after locking Pair is locked a door, it is necessary to first be opened master and be locked a door, insurance is opened at this time, and pair, which is locked a door, to open.

(2) the utility model instead of common bolt in the market, it is convenient to use, simple and practical, for escape accelerate speed Degree, no matter clamshell doors do not damage secondary lock in the state of open and close, and no matter can return in unlatching with semi-open state Position, no matter clamshell doors do not damage in open and close state, it is manually opened be turned off manually, it is convenient, realize one Second open the door one second close the door.

(3) the utility model solves existing apparatus and is easy to happen that rust is dead, stuck, blocks, is modification, perishable, hard-to-use Problem, replacement facilitate reduction maintenance cost, can commonly repair per capita and not need professional technique.

(4) no matter clamshell doors in open state or closed state, are insured elastic component and are not damaged, and only not by pressure Have spring itself compression pressure, insurance elastic component solves the problems, such as compression scraping collision, based on fan of locking a door carried out corresponding protection.

(5) safety block contact fastness is strong, and durability is high, long service life.

Detailed description of the invention

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

Fig. 2 is the structural schematic diagram of the utility model in the off state；

When Fig. 3 is that 1 the utility model of embodiment is mounted on opposite opened bivalve door, the structural schematic diagram of open state；

When Fig. 4 is that 1 the utility model of embodiment is mounted on opposite opened bivalve door, the structural schematic diagram for the state that opens is closed；

Fig. 5 is the structural schematic diagram when opposite opened bivalve door that world pin member is straight-bar is closed；

Fig. 6 is that 3 the utility model of embodiment is provided with the structural schematic diagram of clutch-plate in the open state；

Fig. 7 is structural schematic diagram when 3 the utility model of embodiment is provided with clutch-plate in off position；

Fig. 8 is the structural schematic diagram of 3 bivalve door of embodiment in the open state；

Fig. 9 be 3 bivalve door of embodiment in off position when structural schematic diagram；

When Figure 10 is that embodiment 4 is provided with clutch-plate, clutch hook tabs, the structural schematic diagram of door in the open state；

Figure 11 is the schematic perspective view of the utility model driver blade II；

Figure 12 is the schematic perspective view that the utility model insures elastic component；

Figure 13 is the structural schematic diagram of the utility model clutch-plate；

Figure 14 is the structural schematic diagram that embodiment 2 is provided with clutch-plate, adjuster；

Figure 15 is the relative position schematic diagram of adjuster, positioning column, locating plate；

In figure: 1- shell, 21- pair lock rotor, 22- driver blade I, 23- driver blade II, 211- tooth, 212- shaft hole, 24- Rack gear, 25- block, 26- locating plate, 31- bracket I, 32- bracket II, 33- bumper bar, 34- safety block, 35- spring I, 36- bullet Spring II, 37- lock tongue, 38- plectrum, 41- clutch-plate, 42- pin, 411- stir column, 412- positioning column, 12- clutch hook tabs, 13- Spring III, the world 2- pin member, 3- master lock a door, and 4- pair is locked a door, the outer drawing device of 5- clutch, 6- adjuster, 61- bracket III, 62- tune Save screw rod, 63- adjusting block.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and examples.

Embodiment 1

A kind of pair locking device includes as Figure 1-Figure 2 shell 1, telescopic component, insurance elastic component；Flexible group Part, insurance elastic component are mounted on shell 1；

Telescopic component includes secondary lock rotor 21, driver blade I 22, driver blade II 23；It is arranged with teeth 211 on pair lock rotor 21 With shaft hole 212；Rack gear 24 is provided on driver blade I 22, driver blade II 23；It is provided with block 25 on driver blade II 23, such as schemes Shown in 11；Pair lock 21 one end of rotor is connect with the rack gear 24 on driver blade I 22, and the rack gear 24 on the other end and driver blade II 23 connects It connects；The rack gear 24 on tooth 211 and driver blade I 22, driver blade II 23 on pair lock rotor 21 cooperates, in the rotation of secondary lock rotor 21 Under effect, so that driver blade I 22, driver blade II 23 move in shell 1；

As shown in figure 12, insurance elastic component includes bracket I 31, bracket II 32, bumper bar 33, safety block 34, spring I 35, spring II 36, lock tongue 37；Bracket I 31, bracket II 32 are mounted on shell 1, and the two sides of driver blade II 23 are arranged in；It protects Dangerous bar 33 passes through spring I 35, safety block 34, spring II 36, and one end of bumper bar 33 is mounted on bracket I 31, bumper bar 33 The other end is connect with lock tongue 37, and lock tongue 37 is arranged on bracket II 32, and bumper bar 33 can move on bracket I 31；Spring I 35 One end connect with safety block 34, the other end of spring I 35 is connect with bracket I 31；One end of spring II 36 and safety block 34 connect It connects, the other end of spring II 36 is connect with lock tongue 37；Safety block 34 is under the elastic force effect of spring I 35, spring II 36, Ke Yiyan Bumper bar 33 slide.

As shown in figure 3, the present apparatus further includes having world pin member 2, world pin member 2 has 2, wherein inserts in a world Pin member 2 is connect with driver blade I 22, another world pin member 2 is connect with driver blade II 23；World pin member 2 locks a door 4 for pair Locking.World pin member 2 is the prior art, can be straight-bar, as shown in figure 5, being also possible to patent CN205743342U mono- Kind world lever apparatus is latch assembly I described in a kind of bolt device of patent CN205637930U, as shown in Figure 3, Figure 4.

Workflow: pair lock a door 4 installation process in, pair lock knob passes through the shaft hole on secondary lock rotor 21 by shaft 212, so that door during opening or closing, can realize the combined operation of secondary locking device by the secondary lock knob of manipulation.

When door is in the open state, bumper bar 33 stretches out to the right in secondary locking device, and lock tongue 37 resets, and safety block 34 is to the right Mobile, toward 1 contract of shell, it is mobile that the block 25 on driver blade II 23 is moved to safety block 34 for driver blade I 22, driver blade II 23 Route on, world pin member 2 retracts to pair and locks a door in 4, as shown in Figure 3；Close it is main lock a door 3 during, main lock a door 3 presses Lock tongue 37, the bumper bar 33 connecting with lock tongue 37 are moved to the left therewith, compressed spring II 36, are acted in the elastic force of spring II 36 Under, push safety block 34 to be moved to the left；If driving secondary lock rotor 21 to rotate without rotation knob manually at this time, driver blade I is allowed 22, driver blade II 23 stretches out outside toward shell 1, and the block 25 on driver blade II 23 will stop the movement of safety block 34, due to there is bullet The presence of spring II 36, bumper bar 33 can still be moved to the left in shell 1 and move, and not will cause the damage of bumper bar 33, protect Insurance elastic component.When close it is main lock a door 3 while, revolute pair is locked a door the knob on 4, allows driver blade I 22, driver blade II 23 stretch out toward outside shell 1, drive world pin member 2 to lock a door from pair and stretch out in 4, are inserted into doorframe；Main lock a door 3 presses lock tongue 37, the bumper bar 33 connecting with lock tongue 37 is moved to the left therewith, compressed spring II 36, under the elastic force effect of spring II 36, is pushed away Dynamic safety block 34 is moved to the left, and safety block 34 is moved to the left, then compressed spring I 35, and when the door is completely closed, safety block 34 is parked in In the mobile route of block 25 on driver blade II 23, driver blade II 23 is stopped to bounce back into shell 1, realizes that opposite opened two fans door After closing, pair lock a door 4 it is main lock a door 3 do not open before, pair, which is locked a door, 4 will be unable to open.

As shown in figure 4, when needing to open at door, be first turned on it is main lock a door 3, due to main 3 openings of locking a door, no longer press lock Tongue 37 insures in elastic component, under the elastic force effect of spring I 35, spring II 36, safety block 34 and lock tongue 37 is pushed to move right Mobile outside dynamic shell 1, safety block 34 removes, no longer the movement of the block 25 on blocking driver blade II 23, manually rotation knob, will Driver blade I 22, driver blade II 23 drive world pin member 2 to withdraw from doorframe toward 1 contract of shell, so that two fan doors are almost It can all be opened within 1 second time, realize and conveniently open two fan doors.

Embodiment 2

A kind of pair locking device includes as shown in figure 14 shell 1, telescopic component, insurance elastic component；Telescopic component, guarantor Dangerous elastic component is mounted on shell 1；

Telescopic component includes secondary lock rotor 21, driver blade I 22, driver blade II 23；It is arranged with teeth 211 on pair lock rotor 21 With shaft hole 212；Rack gear 24 is provided on driver blade I 22, driver blade II 23；It is provided with block 25 on driver blade II 23, such as schemes Shown in 11；Pair lock 21 one end of rotor is connect with the rack gear 24 on driver blade I 22, and the rack gear 24 on the other end and driver blade II 23 connects It connects；The rack gear 24 on tooth 211 and driver blade I 22, driver blade II 23 on pair lock rotor 21 cooperates, in the effect of secondary lock rotor 21 Under, so that driver blade I 22, driver blade II 23 move in shell 1；

As shown in figure 14, insurance elastic component includes bracket I 31, bracket II 32, bumper bar 33, safety block 34, spring I 35, spring II 36, lock tongue 37；Bracket I 31, bracket II 32 are mounted on shell 1, and the two sides of driver blade II 23 are arranged in；It protects Dangerous bar 33 passes through spring I 35, safety block 34, spring II 36, and one end of bumper bar 33 is mounted on bracket I 31, bumper bar 33 The other end is connect with lock tongue 37, and lock tongue 37 is arranged on bracket II 32, and bumper bar 33 can move on bracket I 31；Spring I 35 One end connect with safety block 34, the other end of spring I 35 is connect with bracket I 31；One end of spring II 36 and safety block 34 connect It connects, the other end of spring II 36 is connect with lock tongue 37；Safety block 34 is under the elastic force effect of spring I 35, spring II 36, Ke Yiyan Bumper bar 33 slide.

The present apparatus further includes having world pin member 2, and world pin member 2 has 2, wherein a world pin member 2 and transmission The connection of piece I 22, another world pin member 2 are connect with driver blade II 23；World pin member 2 for pair lock a door 4 locking.The world Pin member 2 is the prior art.

The utility model is provided with clutch-plate 41, and as shown in figure 14, clutch-plate 41 is mounted on shell 1 by pin 42, Clutch-plate 41 can be rotated around pin 42；It is provided with positioning column 412 on the clutch-plate 41, is additionally provided on driver blade II 23 Locating plate 26, positioning column 412 are used to limit the movement of locating plate 26.

As shown in Figure 14, Figure 15, in order to adjust the relative position between positioning column 412 and locating plate 26, the present apparatus is in shell Adjuster 6 is provided on body 1, for adjusting the position of positioning column 412；Adjuster 6 include bracket III 61, adjusting screw rod 62, Adjusting block 63；On shell 1, adjusting screw rod 62, adjusting block 63 are mounted on bracket III 61 bracket III 61, and adjusting block 63 is arranged In the side of positioning column 412, adjusting screw rod 62 is connect with adjusting block 63；Adjusting screw rod 62 rotates so that adjusting block 63 is mobile, from And push positioning column 412 mobile, realize the position adjustment of positioning column 412.

It being resetted for the ease of the rotation of clutch-plate 41, is provided with spring III 13, III 13 one end of spring is connect with clutch-plate 41, The other end is connect with bracket I 31.When direction of the clutch-plate 41 to outside shell 1 rotates, then spring III 13 is in tensional state.

The relative position that positioning column 412 and locating plate 26 are adjusted by adjuster 6, so that locating plate 26 is only suspended to positioning 412 marginal portion of column.In the state that two fan doors are opened, it can be locked and be shaken hands by revolute pair, secondary lock rotor 21 is allowed to rotate, it will Driver blade I 22, driver blade II 23 are to door contract, so that world pin member 2 is retracted in door；Due to there is positioning column 412 right The blocking of locating plate 26, shrinking back the world pin member 2 after coming will not stretch out, and scraping collision floor be avoided, to protect floor And extend the service life of world pin member.When needing to stretch out world pin member 2, since locating plate 26 is only suspended to positioning It when 412 marginal portion of column, is locked and is shaken hands by revolute pair, forces location piece 26 crosses positioning column along the edge of positioning column 412 412, realize the stretching of world pin member 2.

Embodiment 3

A kind of pair locking device includes as shown in Figure 6, Figure 7 shell 1, telescopic component, insurance elastic component；Flexible group Part, insurance elastic component are mounted on shell 1；

The utility model is provided with clutch-plate 41, as shown in fig. 6, clutch-plate 41 is mounted on shell 1 by pin 42, from Closing piece 41 can rotate around pin 42；Positioning column 412 is provided on the clutch-plate 41, it is fixed to be additionally provided on driver blade II 23 Bit slice 26, positioning column 412 are used to limit the movement of locating plate 26.

As shown in figure 13, it is additionally provided on clutch-plate 41 and stirs column 411；It is additionally provided with plectrum 38 on bumper bar 33, dials One end of piece 38 is connect with bumper bar 33, and the other end setting of plectrum 38 is being stirred at column 411；Bumper bar 33 is mobile to drive plectrum 38 is mobile, and it is mobile that column 411 is stirred in the mobile pulling of plectrum 38, so that clutch-plate 41 rotates.

It being resetted for the ease of the rotation of clutch-plate 41, is provided with spring III 13, III 13 one end of spring is connect with clutch-plate 41, The other end is connect with bracket I 31.

The present apparatus further includes having world pin member 2, and world pin member 2 has 2, wherein a world pin member 2 and transmission The connection of piece I 22, another world pin member 2 are connect with driver blade II 23；World pin member 2 for pair lock a door 4 locking.Fig. 8, World pin member 2 shown in Fig. 9 is latch assembly I described in a kind of bolt device of CN205637930U.

25 shape of block on driver blade II 23 is c-type.

Workflow:

Pair lock a door 4 installation process in, pair lock knob passes through the shaft hole 212 on secondary lock rotor 21 by shaft so that For door during opening or closing, the knob that can be locked a door on 4 by manipulating pair realizes the combined operation of secondary locking device.

When door is in the open state, bumper bar 33 stretches out to the right in secondary locking device, and lock tongue 37 resets, and safety block 34 is to the right Mobile, toward 1 contract of shell, it is mobile that the block 25 on driver blade II 23 is moved to safety block 34 for driver blade I 22, driver blade II 23 Route on, world pin member 2 retracts to pair and locks a door in 4, and spring III 13 is in reset state, the locating plate on driver blade II 23 26 are located at 412 top of positioning column on clutch-plate 41, and positioning column 412 stops locating plate 26 mobile, and world pin member 2 will not at this time It stretches, prevents bolt rod scraping collision floor, as shown in Figure 8；When to close two fan doors, first close pair lock a door 4 while closing Main to lock a door 3, main lock a door 3 presses lock tongue 37, and the bumper bar 33 connecting with lock tongue 37 is moved to the left therewith, compressed spring II 36, In Under the elastic force effect of spring II 36, safety block 34 is pushed to be moved to the left, the plectrum 38 being connected with safety block 34 is also moved to the left, from And plectrum 38 pushes the column 411 of stirring on clutch-plate 41 to move downward, so that clutch-plate 41 is rotated around pin 42, positioning column 412 leave initial position, no longer stop the movement of locating plate 26, and revolute pair is locked a door the knob on 4, allow driver blade I 22, transmission Piece II 23 is stretched out toward outside shell 1, is driven world pin member 2 to lock a door from pair and is stretched out in 4, is inserted into doorframe；It realizes and closes main lock Pair, which is locked a door, while door 34 is also locked；At this point, spring III 13 is in tensional state, as shown in figure 9, since safety block 34 stops Block 25 on driver blade II 23 is mobile, prevent driver blade II 23 is to 1 contract of shell, pair, which is locked a door, 4 locks a door 3 not in master Before unlatching, pair, which is locked a door, 4 will be unable to open.

When it is major and minor lock a door 4 in off position when, secondary locking device state is as shown in figure 9, driver blade I 22 in secondary locking device, pass Movable plate II 23 is in overhanging toward shell 1, and world pin member 2 is inserted into doorframe, and spring I 35, spring II 36 are in compressive state, spring III 13 are in tensional state；When opening door operation to be carried out, pair 4 sequences of locking a door are opened after 3 open, master locks a door according to main lock a door first is opened 3 masters when opening, which lock a door, 3 no longer presses lock tongue 37 on bumper bar 33, and bumper bar 33 is acted in the elastic force of spring I 35, spring II 36 Under, it moves right, at the same time, the safety block 34 being between spring I 35, spring II 36 also moves right, and leaves driver blade The mobile route of II 23 upper stoppers 25, no longer stops the movement of driver blade II 23, and at this moment, revolute pair is locked a door the knob on 4, pair lock Rotor 21 drives driver blade I 22, driver blade II 23 to 1 contract of shell by rack gear 24, so that world pin member 2 be pulled to be detached from Doorframe retracts to pair and locks a door in 4, and pair locks a door and 4 can be opened.During being moved right due to bumper bar 33, clutch-plate 41 Under the pulling force effect of spring III 13, it is restored to initial position, positioning column 412 is returned to the locating plate 26 on driver blade II 23 Lower section stops driver blade II 23 to stretch out to outside shell 1, so that rotation knob can not stretch out world pin member 2, avoids the world Pin member 2 scratches floor.The unlatching of main 3, secondary 4 realizations linkage of locking a door of locking a door is easy to operate, quick.

If the present embodiment is mounted with adjuster 6, when plectrum 38 breaks down, by adjusting the position of positioning column 412, The effect for realizing embodiment 2, does not influence the opening and closing of door.

Embodiment 4

A kind of pair locking device includes as shown in Figure 10 shell 1, telescopic component, insurance elastic component；Telescopic component, guarantor Dangerous elastic component is mounted on shell 1；

The present apparatus further includes having world pin member 2, and world pin member 2 has 2, wherein a world pin member 2 and transmission The connection of piece I 22, another world pin member 2 are connect with driver blade II 23；World pin member 2 for pair lock a door 4 locking.The world Pin member 2 is the prior art, is latch assembly I described in a kind of bolt device of patent CN205637930U.

The present apparatus is additionally provided with clutch-plate 41, and clutch-plate 41 is mounted on shell 1 by pin 42, and clutch-plate 41 can be around Pin 42 rotate；It is provided with positioning column 412 on the clutch-plate 41, locating plate 26 is additionally provided on driver blade II 23, positions Column 412 is used to limit the movement of locating plate 26.

25 shape of block on driver blade II 23 is c-type.

The shape of the safety block 34 is square.

It being resetted for the ease of the rotation of clutch-plate 41, is provided with spring III 13, III 13 one end of spring is connect with clutch-plate 41, The other end is connect with bracket I 31；

In order to realize it is a variety of close pair lock a door 4 mode, the present apparatus is provided with clutch hook tabs 12, and the setting of clutch hook tabs 12 exists It stirs at column 411, stirs column 411 for hooking, the movement of clutch hook tabs 12 is so that clutch-plate 41 is rotated around pin 42.Clutch Hook tabs 12 is connect with the outer drawing device 5 of clutch, by drawing device 5 outside clutch, pulls clutch hook tabs 12 mobile, so that clutch-plate 41 rotate around pin 42.The outer drawing device 5 of clutch is the prior art, and the outer drawing device 5 of clutch may refer to patent A kind of automatic lock arrangement of clutch of CN206928778U either may enable that the mobile component of clutch hook tabs 12.

The present embodiment realizes the function with the dual insurance of plectrum 38 and clutch hook tabs 12, ensure that unlatching and the pass of door It closes.

It is fixed by adjusting when plectrum 38 and clutch hook tabs 12 break down if the present embodiment is mounted with adjuster 6 Position column 412 position, it can be achieved that embodiment 2 effect, do not influence the opening and closing of door.

Workflow:

Similar to the process of embodiment 3, in the present embodiment, as shown in Figure 10, the outer drawing device 5 of clutch is mounted on pair and locks a door 4 side (the outer drawing device 5 of clutch also may be mounted at secondary upper and lower direction of locking a door), drawing device outside clutch is realized using doorframe The pull operation of 5 pairs of clutch hook tabs 12.Figure 10 is that two fan doors are in the open state；When to close two fan doors, secondary lock is being closed When door 4, doorframe squeezes the outer drawing device 5 of clutch, and the outer drawing device 5 of clutch pulls the clutch hook being attached thereto by wirerope or rod piece Piece 12, the outer specific working principle of drawing device 5 of clutch may refer in a kind of automatic lock arrangement of clutch of patent CN206928778U Description；Clutch hook tabs 12, which is hooked, stirs column 411, so that clutch-plate 41 rotates, the positioning column 412 on clutch-plate 41 is left Initial position, the no longer movement of the locating plate 26 on blocking driver blade II 23；Revolute pair is locked a door the knob on 4, allows driver blade I 22, driver blade II 23 is stretched out toward outside shell 1, is driven world pin member 2 to lock a door from pair and is stretched out in 4, is inserted into doorframe；It is same with this When, close it is main lock a door 3, main lock a door 3 presses lock tongue 37, and the bumper bar 33 connecting with lock tongue 37 is moved to the left therewith, compressed spring II 36, under the elastic force effect of spring II 36, safety block 34 is pushed to be moved to the left, when it is main lock a door 3 completely close when, safety block 34 In the mobile route of block 25 on driver blade II 23, it is mobile to block block 25, prevent driver blade II 23 is to shell 1 contract of body, pair lock a door 4 it is main lock a door 3 do not open before, pair, which is locked a door, 4 will be unable to open, and realize safe, the side of two fan doors Just, efficiently close.

Preferred embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, several deformations can also be made, improves and substitutes, this Belong to the protection scope of the utility model.Therefore, the protection scope of the utility model patent should be with appended claims It is quasi-.

Claims

1. a kind of pair locking device, which is characterized in that include shell (1), telescopic component, insurance elastic component；Telescopic component, guarantor Dangerous elastic component is mounted on shell (1)；

Telescopic component includes secondary lock rotor (21), driver blade I (22), driver blade II (23)；It is provided on pair lock rotor (21) Tooth (211) and shaft hole (212)；Rack gear (24) are provided on driver blade I (22), driver blade II (23)；On driver blade II (23) It is provided with block (25)；Pair lock rotor (21) one end is connect with the rack gear (24) on driver blade I (22), the other end and driver blade II (23) rack gear (24) connection on；The tooth on tooth (211) and driver blade I (22), driver blade II (23) on pair lock rotor (21) Item (24) cooperation；

Insuring elastic component includes bracket I (31), bracket II (32), bumper bar (33), safety block (34), spring I (35), bullet Spring II (36), lock tongue (37)；Bracket I (31), bracket II (32) are mounted on shell (1), and are arranged in driver blade II (23) Two sides；Bumper bar (33) passes through spring I (35), safety block (34), spring II (36), and one end of bumper bar (33) is mounted on bracket On I (31), the other end of bumper bar (33) is connect with lock tongue (37), and lock tongue (37) is arranged on bracket II (32), bumper bar (33) it can be moved on bracket I (31)；One end of spring I (35) is connect with safety block (34), the other end of spring I (35) with Bracket I (31) connection；One end of spring II (36) is connect with safety block (34), and the other end of spring II (36) and lock tongue (37) are even It connects；Safety block (34) can slide under the elastic force effect of spring I (35), spring II (36) along bumper bar (33).

2. pair locking device according to claim 1, which is characterized in that be additionally provided with clutch-plate (41), clutch-plate (41) is logical It crosses pin (42) to be mounted on shell (1), clutch-plate (41) can be rotated around pin (42)；It is arranged on the clutch-plate (41) Have positioning column (412), be additionally provided on driver blade II (23) locating plate (26), positioning column (412) is for limiting locating plate (26) Movement.

3. pair locking device according to claim 2, it is characterised in that be additionally provided on clutch-plate (41) and stir column (411)； It is additionally provided on bumper bar (33) plectrum (38), one end of plectrum (38) is connect with bumper bar (33), the other end of plectrum (38) Setting is being stirred at column (411).

4. pair locking device according to claim 3, which is characterized in that be additionally provided with clutch hook tabs (12), clutch hook tabs (12) setting is being stirred at column (411), stirs column (411) for hooking, so that clutch-plate (41) is rotated around pin (42).

5. pair locking device according to claim 1, which is characterized in that further include having world pin member (2), world pin member (2) there are 2, wherein a world pin member (2) connect with driver blade I (22), another world pin member (2) and driver blade II (23) connection, world pin member (2) is for the secondary locking locked a door.

6. pair locking device according to claim 2, which is characterized in that be provided with spring III (13), spring III (13) one end It is connect with clutch-plate (41), the other end is connect with bracket I (31).

7. according to secondary locking device described in claim 2,3 or 4, which is characterized in that adjuster (6) are provided on shell (1), For adjusting the position of positioning column (412).

8. pair locking device according to claim 7, which is characterized in that adjuster (6) includes bracket III (61), adjusts spiral shell Bar (62), adjusting block (63)；For bracket III (61) on shell (1), adjusting screw rod (62), adjusting block (63) are mounted on bracket III (61) on, adjusting block (63) is arranged in the side of positioning column (412), and adjusting screw rod (62) is connect with adjusting block (63).

9. pair locking device according to claim 1, which is characterized in that block (25) shape on driver blade II (23) is C Type.

10. pair locking device according to claim 1, which is characterized in that the shape of the safety block (34) is square.