CN201474435U

CN201474435U - Linkage system provided with safe-guard chain door lock with locking coupler knuckle

Info

Publication number: CN201474435U
Application number: CN2009201926219U
Authority: CN
Inventors: 应赤
Original assignee: Individual
Current assignee: ZHEJIANG JULI INDUSTRIAL TRADING Co Ltd
Priority date: 2009-08-21
Filing date: 2009-08-21
Publication date: 2010-05-19
Anticipated expiration: 2019-08-21

Abstract

The utility model discloses a linkage system provided with a safe-guard chain door lock with a locking coupler knuckle. The linkage system comprises a multi-lock sheet and the locking coupler knuckle and is arranged in a lock box; the lock box is connected with a side panel; the multi-lock sheet penetrates through a multi-lock sheet hole on the lock box and then is slidingly arranged in the lock box; and the locking coupler knuckle penetrates through a coupler knuckle hole on the side panel and then is movably arranged in the lock box. The utility model is characterized in that the linkage system also comprises a toggle sheet and a locking coupler toggle sheet; a toggle sheet shaft and a locking coupler knuckle shaft are fixed on a bottom plate of the lock box; and the bottom plate of the lock box is provided with a sliding groove; the toggle sheet is rotatably arranged on the toggle sheet shaft; the lock coupler toggle sheet is rotatably arranged on the locking coupler knuckle shaft; the locking coupler toggle sheet is slidingly arranged in the sliding groove by a locking coupler toggle sheet shaft; the locking coupler toggle sheet is rotatably connected with the toggle sheet; the locking coupler knuckle is rotatably arranged on the locking coupler knuckle shaft; a toggle top groove is arranged on the locking coupler knuckle; the locking coupler toggle sheet is rotatably connected with the locking coupler knuckle by the toggle top groove; a toggle post is arranged on the toggle sheet; and the toggle post penetrates through a toggle groove on the multi-lock sheet and then is arranged in the toggle groove. The linkage system has simple and compact structure, and the coupler knuckle can be locked.

Description

A kind of linkage of hook tongue safe-guard door lock with lock

Technical field

The utility model belongs to lock technology field, specifically is a kind of linkage that is used for transmission latch hook tongue in the safe-guard door lock of hook tongue with lock.

Background technology

On the security door of existing hook tongue with lock, when closing security door, the trend of work process of its latch hook tongue is that first level is stretched out, during then to certain position again deflection finish the dogging action of latch hook tongue, realize the closure of security door.When opening security door, the latch hook tongue produces deflection earlier and breaks away from the dogging state, then the level retraction.As disclosed structure among the Chinese patent ZL200720113408.5 " door lock of buckle tongue ", when its main dead bolt stretches out, planker drives world sheet and stretches out, L shaped deep-slotted chip breaker on the sheet of the world is stirred slide post, at lock box, stretch out to level under the effect of L shaped deep-slotted chip breaker on the locking closure and straight deep-slotted chip breaker, after stretching out certain-length, because the straight deep-slotted chip breaker on the locking closure is to the position-limiting action of slip semiaxis, latch hook tongue level again stretches out, but slide post still can continue at lock box, slide in the L shaped deep-slotted chip breaker on the locking closure, therefore world sheet forces the latch hook tongue to deflect, thereby finishes the dogging action of latch hook tongue, realizes the closure of the safe-guard door lock of band tongue hook.This structure is because the hook tongue needs first horizontal movement and then deflection, so need bigger space in lock box, structure is not compact, is inconvenient to install yet.Though the hook tongue can lock door lock is radial and axial in addition, this hook tongue can not lock after stretching out, and still has certain potential safety hazard.

The utility model content

Technical problem to be solved in the utility model be overcome deficiency of the prior art and provide simple and compact for structure, the linkage of hook tongue safe-guard door lock a kind of with lock that the hook tongue can lock.

The technical scheme in the invention for solving the above technical problem is: the linkage of this hook tongue safe-guard door lock with lock, comprise world sheet and latch hook tongue, be installed in the lock box, lock box is connected with side panel, the world film perforation that world sheet passes on the lock box is slidingly arranged in the lock box, the hook tongue hole that the latch hook tongue passes on the side panel is movably arranged in the lock box, it is characterized in that: also be provided with sliding piece and latch hook plectrum, be fixed with on the lock box base plate and stir bobbin and latch hook tongue axle, and have a sliding tray, sliding piece rotates to be arranged on and stirs on the bobbin, the latch hook plectrum is slidingly arranged in the sliding tray by latch hook plectrum axle, latch hook plectrum and sliding piece are rotationally connected, described latch hook tongue rotates and is arranged on the latch hook tongue axle, has on the latch hook tongue and stirs inverted draw cut, and the latch hook plectrum is by stirring inverted draw cut and the latch hook tongue is rotationally connected, sliding piece is provided with stirs post, and the described post of stirring passes stirring groove and being arranged on the sheet of the world and stirs in the groove.

Have two axis holes on the sliding piece described in the utility model, a shaft hole sleeve is contained in to be stirred on the bobbin, and the post of stirring on another axis hole and the latch hook plectrum is rotationally connected.

Latch hook plectrum described in the utility model is provided with latch hook plectrum axle, latch hook plectrum axle is slidingly arranged in the sliding tray, be provided with latch hook on the tow sides of latch hook plectrum and stir post, post stirred by the latch hook of one side and sliding piece is rotationally connected, and the latch hook of another side is stirred post and is connected with the latch hook tongue.

Have latch hook tongue axis hole on the latch hook tongue described in the utility model, latch hook tongue axis hole and latch hook tongue axle are rotationally connected, and also have on the latch hook tongue and stir inverted draw cut, stir inverted draw cut and stir post with latch hook and be connected.

Also have deep-slotted chip breaker on the lock box base plate described in the utility model, stir post and pass stirring groove and deep-slotted chip breaker and be arranged in the deep-slotted chip breaker on the sheet of the world.

The utility model compared with prior art has the following advantages: 1, when the utility model uses, drive sliding piece by world sheet, the post of stirring on the sliding piece passes waist shape on the sheet of the world and stirs groove and can slide in the deep-slotted chip breaker on the lock box base plate, during mobile world sheet, the moving sliding piece of troughed belt of stirring on the sheet of the world moves, make world sheet vertical move the rotation that is transformed into sliding piece, sliding piece and latch hook plectrum are rotationally connected, the motion of sliding piece drives the latch hook plectrum again and rotates, latch hook plectrum and latch hook tongue are rotationally connected, the latch hook plectrum drives the latch hook tongue and rotates, and therefore final world sheet is converted into horizontal the producing and change into of latch hook tongue by vertical direction mobile.Because of the movement locus of latch hook tongue for being the circumference rotation in the center of circle with latch hook tongue axle, and do not have the displacement of level, saved the space in the lock box casing, structure is more compact.2, latch hook tongue described in the utility model is provided with stirs inverted draw cut, latch hook on latch hook plectrum that face relative with the latch hook tongue is stirred post and is slided in stirring inverted draw cut, when promptly door is in locking states after the latch hook tongue stretches out, latch hook is stirred post and is in the top of stirring inverted draw cut, this moment is owing to stir the position-limiting action of inverted draw cut, latch hook is stirred post can't be in transverse movement, be that the latch hook tongue can be because of not lateral stressed and move, can lock, have good pick-proof effect, when door need be opened, latch hook is stirred post can be easily along stirring inverted draw cut to lower slider, make the latch hook tongue rotate indentation, use safety and reliability.

Description of drawings

Fig. 1 is the utility model STRUCTURE DECOMPOSITION schematic diagram.

Fig. 2 is the utility model locking states structural representation.

Fig. 3 opens the status architecture schematic diagram for the utility model lock.

Fig. 4 is the utility model sliding piece structural representation.

Fig. 5 be among Fig. 4 A to view.

The specific embodiment

Referring to Fig. 1-Fig. 5, the utility model comprises side panel 1, lock box 2, world sheet 3, sliding piece 4, latch hook plectrum 5 and latch hook tongue 6.

Side panel 1 is connected to form a box body with lock box 2, has hook tongue hole 101 on the side panel 1, is fixed with on the base plate of lock box 2 and stirs bobbin 203 and latch hook tongue axle 205, also has sliding tray 202, and described sliding tray 202 is shaped as waist shape.Also have world film perforation 204 on the lock box 2, world sheet 3 passes world film perforation 204 and is slidingly arranged in the lock box 2, has on the world sheet 3 and stirs groove 301, stirs groove 301 and is waist shape.Have axis hole A402 and axis hole B401 on the sliding piece 4, sliding piece 4 is sleeved on by axis hole A402 and stirs on the bobbin 203, and can stir bobbin 203 and rotate for center of rotation.Also be provided with on the sliding piece 4 and stir post A403, stir the groove 301 of stirring that post A403 passes on the world sheet 3 and be arranged on and stir in the groove 301.In order to make sliding piece 4 better with cooperating of world sheet 3, also can on lock box 2 base plates, have deep-slotted chip breaker 201 in the relevant position, when vertical direction slides up and down world sheet 3, stir groove 301 and in the opening scope of deep-slotted chip breaker 201, overlap with deep-slotted chip breaker 201.Stir post A403 pass on the world sheet 3 stir groove 301 and deep-slotted chip breaker 201 is arranged in the deep-slotted chip breaker 201.Latch hook plectrum 5 is provided with latch hook plectrum axle 501, latch hook plectrum axle 501 is arranged in the sliding tray 202, latch hook plectrum axle 501 can rotate in sliding tray 202, and because sliding tray 202 is a waist shape, moves when also can allow latch hook plectrum axle 501 to rotate in sliding tray 202.Be provided with latch hook on the tow sides of latch hook plectrum 5 and stir post, the axis hole B401 that latch hook is stirred on post B502 and the sliding piece 4 is rotationally connected, and latch hook is stirred post C503 and is arranged on stirring in the inverted draw cut 601 on the latch hook tongue 6.Have on the latch hook tongue 6 and stir inverted draw cut 601 and latch hook tongue axis hole 602, the hook portion of latch hook tongue 6 is passed hook tongue hole 101, and is sleeved on the latch hook tongue axle 205 by latch hook tongue axis hole 602, and latch hook tongue 6 is that center of rotation is rotatable with latch hook tongue axle 205.

When door needs locking, world sheet 3 moves downward, the groove 301 of stirring on it is that center of rotation rotates by stirring post A403 drive sliding piece 4 to stir bobbin 203, axis hole B401 on the sliding piece 4 stirs post B502 by latch hook and drives 5 rotations of latch hook plectrum, latch hook on the latch hook plectrum 5 is stirred post C503, and to drive latch hook tongues 6 be to stretch out in the hook tongue hole 101 on the plate 1 from the side after the center of rotation rotation with latch hook tongue axle 205 by the inverted draw cut 601 stirred on the latch hook tongue 6, and door lock is closed.Because latch hook tongue 6 is provided with and stirs inverted draw cut 601, its shape is substantially the J-shaped of a reversing, there is a low-angle deflection on the top, when door lock closes, latch hook is stirred post C503 and is in the top of stirring inverted draw cut 601, and have a low-angle deflection to produce position-limiting action owing to stir inverted draw cut 601 tops this moment, and latch hook is stirred post C503 and can't be moved in the horizontal direction, be that latch hook tongue 6 levels can indentation not have locking effect when stressed, can well play the pick-proof effect.Latch hook after door lock closes is stirred post C503 and can only be moved downward along stirring inverted draw cut 601 vertical directions, therefore stir the normal unlatching that inverted draw cut 601 can't influence door, when door need be opened, world sheet 3 moves upward, the groove 301 of stirring on it is that center of rotation rotates by stirring post A403 drive sliding piece 4 to stir bobbin 203, axis hole B401 on the sliding piece 4 stirs post B502 by latch hook and drives 5 rotations of latch hook plectrum, latch hook on the latch hook plectrum 5 is stirred post C503 along stirring inverted draw cut 601 to lower slider, driving latch hook tongue 6 be indentation in the hook tongue hole 101 on the plate 1 from the side after the center of rotation rotation with latch hook tongue axle 205, makes a unlatching.

When the utility model assembles, also need to be adjusted according to actual conditions, these methods of adjustment are the technological means of this area routine, such as in order to make sliding piece 4, latch hook plectrum 5 held stationary in rotating process, avoid turning over the phenomenon of sticking up, need the rotational fixation post be set at the correct position on sliding piece 4 and the latch hook plectrum 5, make sliding piece 4 and latch hook plectrum 5 stress balances.In addition when assembling, because it is overlapping that world sheet 3, sliding piece 4, latch hook plectrum 5 and latch hook tongue 6 have between mutually, therefore and the thickness of each part is also inequality, need according to circumstances add pad in some place, so that more steady the motion of whole device the time.

Above embodiment has made comparatively detailed description to the utility model, but these descriptions are not to be to restriction of the present utility model; Protection domain of the present utility model comprises those conspicuous to those skilled in the art conversion or substitutes and remodeling.Simultaneously, above specific embodiment, as long as its part undeclared concrete shape and size, then this part can be Any shape and the size that adapts with its structure; Simultaneously, the part title of getting also can be different.Allly conceive equivalence or the simple change that described structure, feature and principle are done, be included in the protection domain of the utility model patent according to the utility model patent.

Claims

1. the linkage of a hook tongue safe-guard door lock with lock, comprise world sheet and latch hook tongue, be installed in the lock box, lock box is connected with side panel, the world film perforation that world sheet passes on the lock box is slidingly arranged in the lock box, the hook tongue hole that the latch hook tongue passes on the side panel is movably arranged in the lock box, it is characterized in that: also be provided with sliding piece and latch hook plectrum, be fixed with on the lock box base plate and stir bobbin and latch hook tongue axle, and have a sliding tray, sliding piece rotates to be arranged on and stirs on the bobbin, the latch hook plectrum is slidingly arranged in the sliding tray by latch hook plectrum axle, latch hook plectrum and sliding piece are rotationally connected, described latch hook tongue rotates and is arranged on the latch hook tongue axle, has on the latch hook tongue and stirs inverted draw cut, and the latch hook plectrum is by stirring inverted draw cut and the latch hook tongue is rotationally connected, sliding piece is provided with stirs post, and the described post of stirring passes stirring groove and being arranged on the sheet of the world and stirs in the groove.

2. the linkage of hook tongue safe-guard door lock with lock according to claim 1 is characterized in that: have two axis holes on the described sliding piece, a shaft hole sleeve is contained in to be stirred on the bobbin, and the post of stirring on another axis hole and the latch hook plectrum is rotationally connected.

3. the linkage of hook tongue safe-guard door lock with lock according to claim 1, it is characterized in that: described latch hook plectrum is provided with latch hook plectrum axle, latch hook plectrum axle is slidingly arranged in the sliding tray, be provided with latch hook on the tow sides of latch hook plectrum and stir post, post stirred by the latch hook of one side and sliding piece is rotationally connected, and the latch hook of another side is stirred post and is connected with the latch hook tongue.

4. the linkage of hook tongue safe-guard door lock with lock according to claim 1, it is characterized in that: have latch hook tongue axis hole on the described latch hook tongue, latch hook tongue axis hole and latch hook tongue axle are rotationally connected, and also have on the latch hook tongue and stir inverted draw cut, stir inverted draw cut and stir post with latch hook and be connected.

5. the linkage of hook tongue safe-guard door lock with lock according to claim 1 is characterized in that: also have deep-slotted chip breaker on the described lock box base plate, stir post and pass stirring groove and deep-slotted chip breaker and be arranged in the deep-slotted chip breaker on the sheet of the world.