CN2895636Y

CN2895636Y - Step-out locking device of lock

Info

Publication number: CN2895636Y
Application number: CN 200620059424
Authority: CN
Inventors: 李宝坚
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-05-22
Filing date: 2006-05-22
Publication date: 2007-05-02
Anticipated expiration: 2016-05-22

Abstract

The utility model relates to a locker, which comprises a lock head, a lock head ring, and a lock slide, and which is characterized in that a locking knob with a positioning column is arranged on the lock head ring. The lock slide is jacketed with a locking crank. The shape and size of the pore in which the lock slide can be hitched by the locking crank are corresponded to the lock slide. One side of the positioning column will contact the locking crank along the rotation of the locking knob before going out. The utility model provides an outing locker by which the door can be locked without the using of the key, which is with simple structure, less faults, high safety, low production cost and easy operation.

Description

Lock go out door latch apparatus

[technical field]:

The utility model relates to a kind of blocking device of lock, relates in particular to a kind of door latch apparatus that goes out of lock.

[background technology]:

We know that the phase-locked lock safety than short dead bolt of long dead bolt is higher.In the prior art, stretching out and withdrawal of long dead bolt needs to reach the purpose that shuts with key rotation lock core mostly, and be so both inconvenient, forgets easily that also safety is low.Prior art also has a kind of blocking device of lock, closing behind the door, lifts handle, can finish the action that another dead bolt stretches out, thereby play the effect of locking, but this lock has two dead bolts, and opening is more, and part is many, and mechanism is also complicated.The Chinese invention patent manual of the CN1432710A that on July 30th, 2003 was announced, a kind of dead bolt automatic blocking structure is disclosed, it comprises the square tongue of door lock, described side's tongue is one of following dead bolt at least: square tongue, circular tongue, hook tongue, described side's tongue and the combination configuration of automatic blocking mechanism, the side of formation tongue automatic blocking mechanism.This disclosure of the Invention a kind of mechanism that all dead bolts are automatically locked in position, but its shortcoming is a complex structure, stretch out and the withdrawal of side's tongue must just can be finished the automatic blocking function by the action of a plurality of parts of uvula and so on device, and such lock has the shortcoming that goes up a kind of lock too, promptly go out and be not with key or leave behind key, shut once a lock of closing the door, made troubles to life.

[utility model content]:

The purpose of this utility model is the shortcoming that overcomes above-mentioned prior art, provide a kind of simple in structure, fault is few, safe, cost of production is low, and it is easy and simple to handle, just can close the door latch apparatus that of door lock without key, use this to go out door latch apparatus, play the effect same of closing door lock with key.

The purpose of this utility model is achieved in that

A kind of door latch apparatus that goes out of lock is provided, comprise tapered end, tapered end circle, sword iron, it is characterized in that: on described tapered end circle, be provided with the locking knob of going out, on the described locking knob of going out a reference column is arranged, be with locking on the described sword iron and dial peach, described locking is dialled geomery and the sword iron that peach entangles the hole of sword iron and is complementary; One side of described reference column is dialled peach with locking and is contacted when rotating with the locking knob of going out.

As further improvement of the utility model, described reference column is a location double-screw bolt or a pin.

As further improvement of the utility model, in the bottom surface of the described tapered end circle and the locking knob of going out one backing plate is arranged, on the described backing plate opening is arranged, making reference column and locking dial peach can move in the opening scope.

As further improvement of the utility model, described locking is dialled peach and is " Qian " shape, and an end of its opening entangles tapered end, and the other end passes sword iron, and its end of remaining silent is radially unsettled along tapered end.

As further improvement of the utility model, in the described tapered end circle spring groove is arranged, be placed with back-moving spring in the described spring groove, described back-moving spring becomes half garden shape to fill the span of a man's arms in the spring groove by two spring bendings; There are two projectioies at one position of spring groove, and a side of two springs is resisted against on two projectioies, forms a cavity; An end that is positioned at the locking knob inside of going out of described reference column inserts cavity.

As another kind of improvement the of the present utility model, in the described tapered end circle spring groove is arranged, be placed with back-moving spring in the described spring groove, described back-moving spring becomes half garden shape to fill the span of a man's arms in the spring groove by two spring bendings; There are two projectioies at one position of spring groove, and a side of two springs is resisted against on two projectioies, forms a cavity; One spring bearer plate covers on back-moving spring, and an end of described spring bearer plate has return unit, and this return unit inserts in the cavity; The other end of spring bearer plate has aperture, and an end that is arranged in the locking knob inside of going out of reference column inserts aperture.

As further improvement of the utility model, be provided with a dividing plate with the opposed position of cavity in the spring groove, this dividing plate separates a side of two springs.

As further improvement of the utility model, described return unit is a pressing plate column.

Because the utility model compared with prior art, only increased the locking knob of going out, peach is dialled in locking, reference column, just can realizing gos out just can close the door lock purpose without key, and only need rotate the locking knob of going out and just can rotate sword iron, thereby being stretched out, dead bolt enters the dead bolt box, be equal to the effect of closing door lock with the key turns sword iron, promptly no matter the close the door locking knob of still manually going out of key is closed the door, its effect all be same dead bolt, so compared with prior art, the lock that goes out door latch apparatus that containing the utility model provides has only a dead bolt, and is simple in structure, fault is few, safe, cost of production is low, and easy and simple to handle.

[description of drawings]:

Fig. 1 is the sectional view of a kind of embodiment of the present utility model;

Fig. 2 is that assembling and the movement relation figure of peach were dialled in reference column and locking when backing plate was arranged;

Fig. 3 is the front view of spring when putting into the tapered end circle and removing backing plate;

Fig. 4 is the sectional view that the locking knob of going out shown in Figure 1 has reference column;

Fig. 5 is that the master who gos out the locking knob shown in Figure 1 looks sectional view;

Fig. 6 is the upward view of the locking knob of going out shown in Figure 1;

Fig. 7 is the left view of the locking knob of going out shown in Figure 1;

Fig. 8 is the vertical view of the locking knob of going out shown in Figure 1;

Fig. 9 is the front view that peach is dialled in locking shown in Figure 1;

Figure 10 is that sectional view is looked on the left side of Fig. 9;

Figure 11 is the front view of backing plate shown in Figure 1;

Figure 12 is that sectional view is looked on the left side of Figure 11;

Figure 13 is the front view of tapered end circle shown in Figure 1;

Figure 14 is the upward view of Figure 13;

Figure 15 is the sectional view of Figure 13 along the B-B line;

Figure 16 is the sectional view of Figure 13 along the A-A line;

Figure 17 is spring bearer plate shown in Figure 1 and pressing plate column assembling front view;

Figure 18 is the sectional view of Figure 19.

[utility model embodiment]:

Below in conjunction with accompanying drawing embodiment of the present utility model is specifically described:

Can be drawn by Fig. 1, Fig. 2, Fig. 4 and Fig. 5, a kind of embodiment of the present utility model comprises tapered end 1, tapered end circle 2, sword iron 3, the locking knob 4 of going out, and reference column 5, peach 7 is dialled in locking.The locking knob 4 of going out is enclosed within on the tapered end circle 2, and the bottom surface 41 of the locking knob of going out is concordant substantially with the bottom surface 24 of tapered end circle.One reference column 5 is arranged on the locking knob 4 of going out, and this reference column 5 also can be a location double-screw bolt or a pin.One end of this reference column is fixed on the inside of the locking knob 4 of going out, and the other end is exposed at the bottom surface 41 of the locking knob of going out outward.Locking is dialled peach 7 and is entangled sword iron, and locking is dialled geomery and the sword iron that peach 7 is enclosed within the hole 72 of sword iron and is complementary, and passes sword iron.This hole can be " one " font, also can be " ten " font, and the degree that matches with sword iron in this hole is to guarantee that can drive sword iron 3 when peach 7 rotations are dialled in locking rotates.The side of part that reference column 5 is outer to be exposed at the bottom surface 41 of the locking knob of going out contacts dialling peach 7 with locking when going out 4 rotations of locking knob.

By Fig. 1, Fig. 2, Figure 11, Figure 12 as can be known, can also adorn a backing plate 6 in the bottom surface of the tapered end circle and the locking knob of going out, opening 61 sides are arranged on backing plate 6, this opening 61 makes reference column 5 and locking dial peach 7 and can move in the opening scope.Certainly, on the bottom surface that backing plate 6 is fixed on the tapered end circle and the locking knob of going out, the installing hole that on backing plate 6, also should be necessary and be furnished with mounting screw etc.

By Fig. 1, Fig. 2, Fig. 9, Figure 10 as can be known, peach 7 is dialled in locking can be designed to " Qian " shape, and an end of its opening entangles tapered end 1, and the other end passes sword iron 3, and its end 71 of remaining silent is radially unsettled along tapered end 1.I when reference column 5 when going out locking knob 4 rotation, thereby a side of the part of its outer bottom surface 41 that is exposed at the locking knob of going out and locking dial contacting of a end 71 that peach remains silent and drive locking and dial peach and rotate, drive sword iron 3 rotations then.

From Fig. 1, Fig. 2, Fig. 3, Figure 13-Figure 14 as can be seen, spring groove 23 is arranged in tapered end circle 2, in spring groove 23, be placed with back-moving spring 10, this back-moving spring 10 becomes half garden shape to fill the span of a man's arms in spring groove 23 by two spring bendings, there are two projectioies 21 at one position of spring groove, this position should be decided on the rotation amplitude of reference column 5, promptly at the place, limit position of the rotation amplitude of reference column 5.If the rotation amplitude of reference column 5 is limited by backing plate, as Figure 11, above-mentioned position should be in the hole 61 place, limit position, the left and right sides.Select above-mentioned position to be positioned at limit on the left position or limit on the right-right-hand limit position, decide on the direction of opening the door.Because aforementioned two projectioies 21 make spring groove 23 narrow down at two protruding 21 places, thus a side of two springs can only be resisted against on two projectioies 21, thereby form a cavity 11.An end that is positioned at locking knob 4 inside of going out of described reference column 5 inserts cavity 11.

From Fig. 1, Fig. 2, Fig. 3, Figure 13-Figure 14, Figure 17, Figure 18 as can be seen, a spring bearer plate (8) covers on above-mentioned back-moving spring 10, and an end of spring bearer plate 8 has return unit, and this return unit inserts in the cavity 11.This return unit can be a pressing plate column.The other end of spring bearer plate has aperture 81, and an end that is arranged in locking knob 4 inside of going out of reference column 5 inserts aperture 81.

From Fig. 3 figure and 13 as can be known, promptly in the position of two projectioies 21 along 180 ° of spring grooves, there is a dividing plate 22 position of the opposition of above-mentioned two projectioies 21 in spring groove 23, to separate a side of two springs, makes spring stress more even.

The action of the locking of going out of the present utility model is finished like this: after going out, close to the doorstep, manually rotate the locking knob 4 of going out, the reference column 5 of going out on the locking knob 4 rotates thereupon, the reference column 5 outer parts that are exposed at the locking knob bottom surface 41 of going out are just run into locking and are dialled peach 7, locking is dialled peach 7 and is just rotated with reference column 5, and locking is dialled peach 7 and driven the sword iron 3 that passes it again and rotate together and promptly shut.

If in tapered end circle 2, set up spring groove 23, and when putting into back-moving spring 10, because an end that is positioned at locking knob 4 inside of going out of reference column 5 inserts cavity 11, when the manual rotation locking knob 4 of going out, the reference column 5 of going out on the locking knob 4 rotates thereupon, an end that is fixed on the inside of the locking knob 4 of going out because of reference column 5 inserts in the cavity 11, pressuring spring distortion when therefore reference column 5 rotates, after unclamping the locking knob 4 of going out, spring loses external force, drive reference column 5 and reset, the final locking knob 4 of going out that drives is got back to initial position.

If cover on back-moving spring 10 setting up a spring bearer plate 8, then when manually rotating the locking knob 4 of going out, the reference column 5 of going out on the locking knob 4 rotates thereupon, the end that is fixed on the inside of the locking knob 4 of going out because of reference column 5 is the aperture 81 that passes spring bearer plate 8 lower ends, so driving spring bearer plate 8 and pressing plate column 9 rotates together, because of pressing plate column 9 is to insert in the cavity 11, therefore pressing plate column 9 pressuring spring distortion when rotating, after unclamping the locking knob 4 of going out, spring loses external force, reply original shape, drive 9 reinstatements of pressing plate column, reset thereby drive spring bearer plate 8, drive reference column 5 again and reset, the final locking knob 4 of going out that drives is got back to initial position.

Reference column resets and can not drive locking and dial peach and sword iron, and therefore, the rotation locking knob of going out can only shut, and can not unblank.

Claims

1, lock goes out door latch apparatus, comprise tapered end (1), tapered end circle (2), sword iron (3), it is characterized in that: on described tapered end circle (2), be provided with the locking knob (4) of going out, on the described locking knob (4) of going out a reference column (5) is arranged, be with locking on the described sword iron (3) and dial peach (7), described locking is dialled geomery and the sword iron that peach (7) entangles the hole (72) of sword iron and is complementary; One side of described reference column (5) is dialled peach (7) with locking and is contacted when rotating with the locking knob (4) of going out.

2, lock according to claim 1 go out door latch apparatus, it is characterized in that: described reference column (5) is a location double-screw bolt or a pin.

3, lock according to claim 1 and 2 goes out door latch apparatus, it is characterized in that: there is a backing plate bottom surface at the described tapered end circle (2) and the locking knob (4) of going out, opening (61) is arranged on the described backing plate, and making reference column (5) and locking dial peach (7) can move in the opening scope.

4, lock according to claim 4 go out door latch apparatus, it is characterized in that: described locking is dialled peach (7) and is " Qian " shape, and an end of its opening entangles tapered end (1), and the other end passes sword iron, its end of remaining silent is radially unsettled along tapered end (1).

5, lock according to claim 1 goes out door latch apparatus, it is characterized in that: spring groove (23) is arranged in the described tapered end circle (2), be placed with back-moving spring (10) in the described spring groove (23), described back-moving spring (10) becomes half garden shape to fill the span of a man's arms in spring groove (23) by two spring bendings; There are two projectioies (21) at one position of spring groove, and a side of two springs is resisted against on two projectioies (21), forms a cavity (11); The inner end of the locking knob (4) of going out that is positioned at of described reference column (5) inserts cavity (11).

6, lock according to claim 1 goes out door latch apparatus, it is characterized in that: spring groove (23) is arranged in the described tapered end circle (2), be placed with back-moving spring (10) in the described spring groove (23), described back-moving spring (10) becomes half garden shape to fill the span of a man's arms in spring groove (23) by two spring bendings; There are two projectioies (21) at one position of spring groove, and a side of two springs is resisted against on two projectioies (21), forms a cavity (11); One spring bearer plate (8) covers on back-moving spring (10), and an end of described spring bearer plate (8) has return unit, and this return unit inserts in the cavity (11); The other end of spring bearer plate has aperture (81), and the inner end of the locking knob (4) of going out that is arranged in of reference column (5) inserts aperture (81).

7, according to the door latch apparatus that goes out of claim 5 or 6 described locks, it is characterized in that: be provided with the side that a dividing plate (22) separates two springs with the opposed position of cavity (11) in the spring groove (23).

8, lock according to claim 6 go out door latch apparatus, it is characterized in that: described return unit one is pressing plate column (9).