CN103306550B

CN103306550B - False mortise single-hook movable door lock

Info

Publication number: CN103306550B
Application number: CN201310272709.2A
Authority: CN
Inventors: 黄辉源
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-02
Filing date: 2013-07-02
Publication date: 2015-03-25
Anticipated expiration: 2033-07-02
Also published as: CN103306550A

Abstract

A false mortise single-hook movable door lock comprises a casing consisting of a base plate, a cover plate and a lining plate, wherein a shifting yoke, a sliding plate, a hook body and a gyration spring are arranged in the casing, and a transmission sheet, a touch tongue and a return spring capable of driving the transmission sheet to return downwards are arranged on the base plate; the touch tongue is arranged above the hook body, a tongue hole is formed in the lining plate, a horizontal sliding column is arranged at the rear end of the touch tongue, and a sliding hole is formed in the base plate; and a gear position is arranged at the lower end of the transmission sheet, and an oblique action platform extends upwards from the upper end of the transmission sheet. The false mortise single-hook movable door lock adopts the technical scheme that a closed moving door acts on the touch tongue and enables the touch tongue to slide into the casing to enable the transmission sheet to slide upwards, as a result, the moving door is locked by rotating a key after the locking realized by the swinging towards the hook body of the shifting yoke is released, and further, situations that when the moving door is not closed, the hook body is driven to swing out of a lock body on account of the misoperation of the key and the moving door collides with the front face of the hook body are avoided. Therefore, the false mortise single-hook movable door lock is reasonable in structure, can improve operation safety of door looking, and is more practical and humanized.

Description

False mortise single-hook movable door lock

[technical field]

The present invention relates to a kind of lock body, refer in particular to single hook moving door lock body of false lock pin.

[background technology]

Single hook moving door lock body of present stage mainly includes housing, is located at shift fork that is in housing and interlock mutually, slide plate and coupler body, after shutting moving door, being rotated by key to drive after shift fork slide plate to be hooked in moving door after the liner plate direction horizontal slip of housing makes coupler body outwards swing, thus reaches the object of locking a door.Due in routine use process, likely there will be the situation of by mistake locking a door, namely when moving door is not shut, sometimes but operating door lock makes coupler body show outside lock body, if when now shutting moving door again, mobile door knob will be caused in coupler body front, thus easily break moving door or lock, the structure of therefore current this kind of single hook moving door lock body is not too reasonable.

[summary of the invention]

The object of the invention is to be to overcome the deficiencies in the prior art, provide a kind of rational in infrastructure, use more practical and hommization and the false mortise single-hook movable door lock of processing safety of locking a door can be improved.

In order to solve the technical problem of above-mentioned existence, the present invention adopts following technical proposals:

A kind of false mortise single-hook movable door lock, include the housing be made up of base plate, cover plate and liner plate, shift fork, slide plate and coupler body is provided with in described housing, the plectrum of described shift fork is arranged in the open slot of this slide plate bottom, described slide plate has horizontal concrete chute, described base plate is provided with the horizontal guide pillar inserting and in this horizontal concrete chute, this slide plate is horizontally slipped along it; Described slide plate is provided with guide groove, be provided with in the lower end of described coupler body and be rotationally connected and the coupler body axis of rotation that can swing in this guide groove and slide through guide groove and base plate, the bottom surface, middle part of described coupler body is provided with the pull bar dropped in the vertical slots of slide plate, described liner plate is provided with the dog hole supplying the head oscillation of coupler body to stretch out; The plectrum of described horizontal guide pillar and shift fork is connected with and can orders about shift fork to the main spring swinging return away from liner plate direction, described base plate is also provided with driver blade, touch tongue and the back-moving spring that driver blade resets can be ordered about downwards; Described shake-up tongue is located at the top of coupler body, described liner plate with touch tongue apertures position that tongue is in same level line is provided with for touching tongue and stretching out, be provided with horizontal traveller in the rear end of described shake-up tongue, the base plate corresponding with horizontal traveller have the level and smooth post that supplies water and to insert wherein and can the slide opening of sliding horizontal wherein; Described driver blade is the H type slide plate with upper and lower vertical chute, base plate above described horizontal guide pillar is vertical is provided with vertical guide pillar, the upper and lower vertical chute of described driver blade respectively by vertical guide pillar and horizontal guide pillar card within it, described driver blade vertically can slide up and down along vertical guide pillar and horizontal guide pillar, and the lower end of described driver blade is provided with and can stops that the plectrum of shift fork is by sliding for the slide plate level gear toward liner plate when driver blade is in reset mode; The upper end of driver blade is upwards extended with and tilts tangent oblique effect platform with horizontal traveller.

In the improvement project to above-mentioned false mortise single-hook movable door lock, be provided with U-shaped bayonet socket at the tail end of described shake-up tongue, after described horizontal traveller passes across this U-shaped bayonet socket, bayonet socket is exposed at its two ends; That section of horizontal traveller in described oblique effect platform and U-shaped bayonet socket is tangent.

In the improvement project to above-mentioned false mortise single-hook movable door lock, described back-moving spring is torsion spring; Set aside reset post being positioned at the driver blade below vertical guide pillar is provided with, be provided with for reseting spring sleeve spring stack thereon at described vertical guide pillar and setting aside on base plate to the right between reset post.

Compared with prior art, the invention has the beneficial effects as follows: because it is that moving door by shutting acts on to touch and tongue makes it level in housing slips into, driver blade is up slided thus removes the locking that shift fork swings toward coupler body direction, thus key could be rotated coupler body is stretched pinning moving door, would not occur like this when moving door is not shut, but maloperation key turns shift fork drives coupler body to show outside lock body, also the situation in moving door collision coupler body front would not be there is, therefore of the present invention rational in infrastructure, processing safety of locking a door can be improved, and use more practical and hommization.

Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:

[accompanying drawing explanation]

Fig. 1 is the explosive view of the embodiment of the present invention;

Fig. 2 is the schematic perspective view (when being unkitted cover plate) of the embodiment of the present invention;

Fig. 3 is the elevation (during unlocking condition) of Fig. 2;

Fig. 4 is the elevation (during state of locking a door) of Fig. 2;

Fig. 5 is the schematic perspective view of driver blade in the embodiment of the present invention.

[detailed description of the invention]

The present invention is a kind of false mortise single-hook movable door lock, as shown in Fig. 1 to 5, include the housing be made up of base plate 1, cover plate 2 and liner plate 3, shift fork 4, slide plate 5 and coupler body 6 is provided with in described housing, the plectrum 41 of described shift fork 4 is arranged in the open slot 53 of this slide plate 5 bottom, described slide plate 5 has horizontal concrete chute 51, described base plate 1 is provided with the horizontal guide pillar 11 inserting and in this horizontal concrete chute 51, this slide plate 5 is horizontally slipped along it; Described slide plate 5 is provided with guide groove 52, be provided with in the lower end of described coupler body 6 and be rotationally connected and the coupler body axis of rotation 61 that can swing in this guide groove 52 and slide through guide groove 52 and base plate 1, the bottom surface, middle part of described coupler body 6 is provided with the pull bar 62 dropped in the vertical slots 54 of slide plate 5, described liner plate 3 is provided with the dog hole 31 supplying the head oscillation of coupler body 6 to stretch out; The plectrum 41 of described horizontal guide pillar 11 and shift fork 4 is connected with and can orders about shift fork 4 to the main spring 7 swinging return away from liner plate 3 direction.Described base plate 1 is also provided with driver blade 8, touches tongue 9 and the downward back-moving spring 10 resetted of driver blade 8 can be ordered about; Described shake-up tongue 9 is located at the top of coupler body 6, described liner plate 3 with touch the tongue apertures 32 position that tongue 9 is in same level line is provided with for touching tongue 9 and stretching out, be provided with horizontal traveller 91 in the rear end of described shake-up tongue 9, the base plate 1 corresponding with horizontal traveller 91 have the level and smooth post 91 that supplies water and to insert wherein and can the slide opening 14 of sliding horizontal wherein; Described driver blade 8 is the H type slide plate with upper and lower vertical chute 81,82, and this can make the glide downwards of driver blade 8 than smoothly, steadily, produces also simpler; Base plate 1 above described horizontal guide pillar 11 is vertical is provided with vertical guide pillar 12, vertical guide pillar 12 and horizontal guide pillar 11 fall within it by the upper and lower vertical chute 81,82 of described driver blade 8 respectively, and described driver blade 8 vertically can slide up and down along vertical guide pillar 12 and horizontal guide pillar 11; The lower end of described driver blade 8 is provided with and can stops that the plectrum 41 of shift fork 4 is by sliding for the slide plate 5 level gear 83 toward liner plate 3 when driver blade 8 is in reset mode.The length of upper vertical chute 81 should make driver blade 8 can not produce with the plectrum 41 of shift fork 4 and interfere rising to the gear 83 of driver blade 8 lower end topmost, and namely now slide plate 5 level can be slided to liner plate 3 and show liner plate 3 to make the head end of coupler body 6 by the plectrum 41 of shift fork 4; And the length of lower vertical chute 82 should make the gear 83 of driver blade 8 driver blade 8 lower end after falling to resetting to minimum point can produce with the plectrum 41 of shift fork 4 to interfere, namely now plectrum 41 can not promote slide plate 5 toward liner plate 3 direction and slides; The upper end of driver blade 8 is upwards extended with the tangent oblique effect platform 85 that can tilt with horizontal traveller 91 upper right side be exposed at above base plate 1 outward.

In use, the present invention is arranged on fixed gate.When moving door is in locked state, the head of coupler body 6 stretches out dog hole 31 hook of liner plate 3 in the lockhole of moving door, as shown in Figure 4, at this moment the plectrum 41 of shift fork 4 is positioned at open slot 53 and is close to that side of coupler body 6 and overcomes main spring 7 and pull to rightabout pulling force, and the effect that the shake-up tongue 9 above coupler body 6 is subject to moving door sidewall cannot be stretched out from the tongue apertures 32 of liner plate 3, meanwhile, driver blade 8 is in state topmost owing to being subject to touching thrust between the horizontal traveller 91 of tongue 9 tail end and the oblique effect platform 85 of driver blade 8 upper end.When moving door opened by needs, only key need be inserted in the keyhole of shift fork 4, shift fork 4 is driven to rotate toward the rightabout of coupler body 6, slide plate 5 slip away by open slot 53 right flank that the plectrum 41 now on shift fork 4 acts on slide plate 5 lower end while liner plate 3, vertical slots 54 left side wall on slide plate 5 acts on the pull bar 62 of coupler body 6, by coupler body 6 toward pushing away away from liner plate 3 direction, thus make coupler body 6 in housing, rotate retraction with coupler body axis of rotation 61 for the center of circle, just can open moving door when the hook part of coupler body 6 is retracted in housing completely.After moving door is pushed open, it just relieves the compacting to touching tongue 9, at this moment produce because driver blade 8 is subject to the effect of back-moving spring 10 trend down slided, so the oblique effect platform 85 of driver blade 8 upper end acts on the horizontal traveller 91 of shake-up tongue 9 tail end with regard to there being the active force of a thruster, thus shake-up tongue 9 front end is stretched from the tongue apertures 32 of liner plate 3, meanwhile, driver blade 8 glide downwards resets until when being blocked by horizontal guide pillar 11, the gear 83 of driver blade 8 lower end can stop that again the plectrum 41 of shift fork 4 acts on slide plate 5 makes coupler body 6 stretch out dog hole 31, as shown in Figure 3.Like this, when not shutting moving door at ordinary times, the gear 83 of driver blade 8 lower end can prevent from the plectrum 41 of shift fork 4 from acting on slide plate 5 making coupler body 6 stretch out liner plate 3 all the time, only have when moving door is shut, after shake-up tongue 9 is advanced liner plate 3 by moving door, driver blade 8 pushed to make it to remove the locking to slide plate 5 by touching tongue 9, at this moment, after in the keyhole that key could be inserted into shift fork 4, shift fork 4 is driven to rotate toward the direction of coupler body 6, coupler body 6 is stretched out in the lockhole of rear hook on moving door, namely complete the locking of moving door.

As seen from the above, the present invention is that the moving door by shutting acts on to touch and tongue 9 makes it level in housing slips into, driver blade 8 is up slided, thus after removing the locking that shift fork 4 swings toward coupler body 6 direction, coupler body 6 is stretched and pins moving door, would not occur like this when moving door is not shut, but maloperation key turns shift fork 4 drives coupler body 6 to show outside lock body, also the situation in moving door collision coupler body 6 front would not be there is, therefore of the present invention rational in infrastructure, processing safety of locking a door can be improved, and use more practical and hommization.

In the present embodiment, as shown in Figure 1,2,3, 4, U-shaped bayonet socket 92 is provided with at the tail end of described shake-up tongue 9, after described horizontal traveller 91 passes across this U-shaped bayonet socket 92, bayonet socket is exposed at its two ends, the exposed portion at these two ends is respectively in the slide opening 14 of base plate 1 and the slide opening 21 of cover plate 2, and this can make the sliding horizontal of shake-up tongue 9 more steadily, reliably; Described oblique effect platform 85 is tangent with that section of horizontal traveller 91 upper right corner in U-shaped bayonet socket 92, like this, the intensity that shake-up tongue 9 is connected with horizontal traveller 91 can be ensured, the oblique effect platform 85 of driver blade 8 upper end can be clamped in again in the U-shaped bayonet socket 92 of shake-up tongue 9 tail end, make driver blade 8 tiltedly act on platform 85 when upwards rising and resetting downwards and be all unlikely to deviate from the scope of U-shaped bayonet socket 92.

In the present embodiment, as shown in Fig. 1 to 5, described back-moving spring 10 is torsion springs; Set aside reset post 84 being positioned at the driver blade 8 below vertical guide pillar 12 is provided with, at described vertical guide pillar 12 and setting aside base plate 1 to the right between reset post 84 is provided with and overlaps spring stack 13 thereon for back-moving spring 10, such back-moving spring 10 just can remain the trend of reset of being glided by driver blade 8.Certainly, back-moving spring 10 also can be mounted in extension spring or stage clip etc. on base plate 1, as long as can produce the active force making driver blade 8 slide downward reset.

Although reference above embodiment describes the present invention in detail, but be it will be apparent to one skilled in the art that by the disclosure, and when not departing from principle of the present invention and the scope of described claim restriction, can make a variety of changes the present invention or revise.Therefore, the detailed description of disclosure embodiment is only used for explaining, instead of is used for limiting the present invention, but is defined by the subject-matter of the claims the scope of protection.

Claims

1. a false mortise single-hook movable door lock, include the housing be made up of base plate (1), cover plate (2) and liner plate (3), shift fork (4), slide plate (5) and coupler body (6) is provided with in described housing, the plectrum (41) of described shift fork (4) is arranged in the open slot (53) of this slide plate (5) bottom, described slide plate (5) has horizontal concrete chute (51), described base plate (1) is provided with the horizontal guide pillar (11) inserting and in this horizontal concrete chute (51), this slide plate (5) is horizontally slipped along it, described slide plate (5) is provided with guide groove (52), be provided with in the lower end of described coupler body (6) and be rotationally connected and the coupler body axis of rotation (61) that can swing and slide in this guide groove (52) through guide groove (52) and base plate (1), the bottom surface, middle part of described coupler body (6) is provided with the pull bar (62) in the vertical slots (54) dropping on slide plate (5), described liner plate (3) is provided with the dog hole (31) supplying the head oscillation of coupler body (6) to stretch out, the plectrum (41) of described horizontal guide pillar (11) and shift fork (4) is connected with and can orders about shift fork (4) to the main spring (7) swinging return away from liner plate (3) direction, it is characterized in that, described base plate (1) is also provided with driver blade (8), touch tongue (9) and the downward back-moving spring (10) resetted of driver blade (8) can be ordered about, described shake-up tongue (9) is located at the top of coupler body (6), described liner plate (3) with touch the tongue apertures (32) position that tongue (9) is in same level line is provided with for touching tongue (9) and stretching out, be provided with horizontal traveller (91) in the rear end of described shake-up tongue (9), the base plate (1) corresponding with horizontal traveller (91) have the level and smooth post (91) that supplies water and to insert wherein and can the slide opening (14) of sliding horizontal wherein, described driver blade (8) is with upper, lower vertical chute (81), (82) H type slide plate, the base plate (1) of the vertical top of described horizontal guide pillar (11) is provided with vertical guide pillar (12), described driver blade (8) upper, lower vertical chute (81), (82) respectively vertical guide pillar (12) and horizontal guide pillar (11) are blocked within it, described driver blade (8) vertically can slide up and down along vertical guide pillar (12) and horizontal guide pillar (11), the lower end of described driver blade (8) is provided with and can stops that when driver blade (8) is in reset mode the plectrum (41) of shift fork (4) is by sliding for slide plate (5) the level gear (83) toward liner plate (3), the upper end of driver blade (8) is upwards extended with and tilts tangent oblique effect platform (85) with horizontal traveller (91).

2. false mortise single-hook movable door lock according to claim 1, is characterized in that, is provided with U-shaped bayonet socket (92) at the tail end of described shake-up tongue (9), and described horizontal traveller (91) passes across this U-shaped bayonet socket (92) and exposes bayonet socket in its two ends afterwards; Described oblique effect platform (85) is tangent with that section of horizontal traveller (91) in U-shaped bayonet socket (92).

3. false mortise single-hook movable door lock according to claim 1 and 2, is characterized in that, described back-moving spring (10) is torsion spring; The driver blade (8) being positioned at vertical guide pillar (12) below is provided with and sets aside reset post (84), described vertical guide pillar (12) and setting aside base plate (1) to the right between reset post (84) is provided with and overlaps spring stack (13) thereon for back-moving spring (10).