CN1616789B

CN1616789B - Double hook type door lock structure

Info

Publication number: CN1616789B
Application number: CN 200410096168
Authority: CN
Inventors: 蔡妙雪
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-11-30
Filing date: 2004-11-30
Publication date: 2010-06-02
Anticipated expiration: 2024-11-30
Also published as: CN1616789A

Abstract

The double hook type door lock structure includes casing assembly comprising cover and seat assembled with the locking part, knob, push rod assembly, gear and hooks set between the cover and the seat. The knob has toothed part meshing the toothed part of one push rod assembly, two push rod assemblies meshed via a gear in between move synchronously but in the different directions and have L-shaped slot matched with the limiting parts of two, right and left, hooks, and the two hooks have limiting parts rotating around the shafts.

Description

Double hook type door lock structure

Technical field

The present invention relates to a kind of door lock, particularly a kind of double hook type door lock structure.

Background technology

The unilateral gate stud structure is taked in the design of existing general door body locking locking bolt often, therefore, about the essential door leaf of resolution earlier in the assembling, open to, get its suitable direction locking bolt again and cooperated.Yet, the assembler is when assembling, often suitable time of cost earlier and thought go to differentiate door leaf open to, and cause outside its packaging efficiency has a greatly reduced quality, simultaneously, also can be because of the resolution of inadvertent, give dismounting down and must assemble the locking bolt finished, take one group of new and locking bolt that direction is relative to be cooperated again again, significantly elongated to cause its built-up time, and increased man-hour, and then increase its cost.

Summary of the invention

For overcoming above-mentioned defective, the invention provides a kind of double hook type door lock structure easy for installation.

For achieving the above object, double hook type door lock structure of the present invention includes: housing group 1, it has pedestal 10 and lid 15 at least, and it is by closure 90 effect lid 15 to be mounted on the pedestal 10 and to form a housing group 1, and inserts and puts to organize between pedestal 10 and lid 15 and be provided with knob 3, push rod group 4,4 ', gear 5 and coupler body 6;

The 30 1 ends system of tooth portion of this knob 3 can be engaged in respectively in the tooth portion 411 of push rod group 4;

Then insert and put between the tooth portion 411 of this push rod group 4 and the tooth portion 411 ' of another push rod group 4 ' and be engaged with gear 5, and to make L shaped strip hole 401 of push rod group 4 other ends and the L shaped strip hole 401 ' of another push rod group 4 ' other end be to be mutual group with the limiting section 61 of left and right sides coupler body 6 respectively to establish activity;

By above-mentioned structure, when knob 3 is rotated, the tooth portion 411 that promptly can be engaged in push rod group 4 belows because of the tooth portion 30 of knob 3 can force to drive push rod group 4 toward a side shifting, the gear 5 that has been engaged in these push rod group 4 tops is and then rotated, and can drive via the effect of this gear 5 between another push rod group 4 ' and move toward different directions, and the limiting section 61 that utilizes L shaped strip hole 401 of these push rod group 4 other ends and the L shaped strip hole 401 ' of another push rod group 4 ' other end to promote left and right sides coupler body 6 respectively synchronously is that center of rotation rotates with its axial region 60, causing two coupler bodies 6 can convexedly stretch in outside the housing group 1, and reach the state that is locking; Otherwise, when knob 3 backward rotation, two coupler bodies 6 are hidden in the housing group 1, and then reach and be unlocking condition.

After adopting said structure, the tooth portion that has been mounted on the knob in the housing group can directly drive the push rod group when rotating and and then move, and the tooth portion that can make this push rod group drives another push rod group and moves toward the opposite side direction via the effect of gear, and to make limiting section that this L shaped strip hole of push rod group other end and the L shaped strip hole of another push rod group other end promote left and right sides coupler body respectively synchronously be center of rotation and rotating towards different directions with its axial region, whether can convexedly stretch in the foundation in the outside of housing group as the hook portion of coupler body; Like this, it not only can have outside the effect of simplifying spare part, simultaneously, also can improve its packaging efficiency and output, and can reduce its cost, and then improve its market competitiveness and occupation rate.

Description of drawings

Below in conjunction with the drawings and specific embodiments double hook type door lock of the present invention is further described.

Fig. 1 is the perspective exploded view for double hook type door lock structure of the present invention;

Fig. 2 is the combination generalized section of double hook type door lock structure of the present invention shown in Figure 1;

Fig. 3 is the combination generalized section after the double hook type door lock structure action of the present invention shown in Figure 2;

Fig. 4 is the combination generalized section of an embodiment more of the present invention;

Fig. 5 is the combination generalized section after the double hook type door lock structure action of the present invention shown in Figure 4;

Fig. 6 is the combination generalized section after Fig. 5 action.

The specific embodiment

Double hook type door lock structure of the present invention, see also shown in first figure to the, three figure, it includes a housing group 1, it has pedestal 10 and lid 15 at least, and it is by closure 90 effect lid 15 to be mounted on the pedestal 10 and to form a housing group 1, and inserts and puts to organize between pedestal 10 and lid 15 and be provided with knob 3,3 ', push rod group 4,4 ', gear 5 and coupler body 6; Again, this pedestal 10 includes front face 101 at least and side wall surface 102 is formed, wherein these front face 101 appropriate locations are provided with notch part 1011 and locating hole 1012, can be respectively at moving around in notch part 1011 and the locating hole 1012 for coupler body 6 and bumper bar group 2 front ends 200; The appropriate location of this side wall surface 102 then is provided with several holes 1020,1021,1022, elongated slot 1023, reference column 1024 and places restrictions on portion 1025, to cause closure 90 to be locked in the reference column 1024, and the portion that leads 43 of axial region 60, knob 3,3 ', gear 5 and the push rod group 4 of coupler body 6 can be mounted on respectively on several holes 1020,1021,1022 and the elongated slot 1023, and an end of elastic body 8 can be replaced be mounted in the portion of placing restrictions on 1025; And this above-mentioned pedestal 10 is to can be two assemblies that separate with 101 of front faces;

The appropriate location of this lid 15 then is provided with several holes 150,151,152, elongated slot 153 and through hole 154, when causing closure 90 to be locked in the reference column 1024, be able to make the portion that leads 412 of axial region 60, knob 3,3 ', gear 5 and the push rod group 4 of coupler body 6 be mutual ccontaining group with several holes 150,151,152 and elongated slot 153 respectively and establish moving type passing through hole 154 back;

This knob 3,3 ' gusset are formed with tooth portion 30,30 ', and in two knobs 3,3 ' tooth portion 30,30 ' upper and lower respectively with the transmission that is meshing with each other of the tooth portion 70 of the below tooth portion 410 of push rod group 4 and tooth bar 7; And the center of this knob 3 is provided with through hole 32, inserts the usefulness of rotation with the key (not shown); And the appropriate location of this knob 3 ' is formed with pushing portion 31 ', can organize to establish for an end of elastic body 8 and replace thereon, and these elastic body 8 other ends then are resisted against in the portion that places restrictions on 1025 of housing group 1;

This push rod group 4,4 ' is can be divided into pushing away body 40,40 ' and the body of rod 41,41 ', and this pushes away body 40,40 ' end system and the body of rod 41, an end group of 41 ' is established, and make push away body 40,40 ' the other end be provided with L shaped strip hole 401,401 ' and the body of rod 41,41 ' other end top be provided with tooth portion 411,411 ', again, these body of rod 41 belows are formed with tooth portion 410, and be formed with the portion of leading 412 in its side, with cause L shaped strip hole 401,401 ' and tooth portion 411,411 ' respectively and the limiting section 61 of coupler body 6,5 of gears be mutual group and establish activity; And above-mentioned strip hole 401,401 ' also can be single elliptical aperture, circular hole, oval groove or circular groove, and its shape then can be ellipse, circle, arc shape .. etc. for best;

This coupler body 6,6 ' appropriate location are formed with axial region 60,60 ', limiting section 61,61 ' and hook portion 62,62 ', and this axial region 60,60 ' and limiting section 61,61 ' not in same in the heart, to cause push rod group 4,4 ' L shaped strip hole 401,401 ' to promote limiting section 61,61 ' when mobile, coupler body 6,6 ' is rotated for middle mind-set one side with axial region 60,60 ', can convexedly stretch in the outside of housing group 1 or be hidden in housing group 1 inboard until hook portion 62,62 '; And above-mentioned axial region 60,60 ' or limiting section 61,61 ' be to can be hole, projection .. etc. for best;

When desiring to close, only need key to be inserted into through hole 32 backs of knob 3 and to rotate, because the tooth portion 30 of knob 3 upper and lowers is engaged in the tooth portion 410 of push rod group 4 belows respectively and in the tooth portion 70 of tooth bar 7, and between the tooth portion 411 ' of the tooth portion 411 of push rod group 4 tops and another push rod group 4 ', be gripped with gear 5, and make tooth portion 70 other ends of tooth bar 7 link transmission mutually with the tooth portion 30 ' of another knob 3 '; At this moment, only the strength that need use must be greater than the elastic force of elastic body 8 (because of the two ends system of this elastic body 8 is resisted against between the pushing portion 31 ' of the portion of placing restrictions on 1025 and another knob 3 '), knob 3 is rotated in a clockwise direction and drive push rod group 4 and another push rod group 4 ' moves towards different directions synchronously, and the limiting section 61 that the L shaped strip hole 401 ' of the other end of the L shaped strip hole 401 of the other end that can force push rod group 4 and another push rod group 4 ' promotes left and right sides coupler body 6 respectively synchronously is that center of rotation is upwards rotation with its axial region 60, to cause two coupler bodies 6 can convexedly stretch in the outer side of housing group 1, be the state that closes closed bite and reach; Otherwise, when knob 3 backward rotation, two coupler bodies 6 are hidden in the housing group 1, and then reach and be opening;

Therefore, the present invention can directly drive push rod group 4 in the time of being rotated by the tooth portion 30 that is mounted on the knob 3 in the housing group 1 really and and then move, and the tooth portion 411 that can make this push rod group 4 drives another push rod group 4 ' and moves toward the opposite side direction via the effect of gear 5, and make L shaped strip hole 401 of these push rod group 4 other ends and the L shaped strip hole 401 ' of another push rod group 4 ' other end promote left and right sides coupler body 6 respectively synchronously, 6 ' limiting section 61,61 ' with its axial region 60,60 ' for center of rotation rotates towards different directions, with as coupler body 6,6 ' hook portion 60, whether 60 ' can convexedly stretch in the foundation in the outside of housing group 1;

See also the 4th figure to the six figure, it is one to implement illustration again for of the present invention, its main change is: will have been organized bumper bar group 2 in addition in the original housing group 1, wherein 2 of this bumper bar groups include body 20 and elastic body 28, and the front end 200 that can make body 20 is can convexedly stretch in the locating hole 1012 of housing group 1 to move around, and be provided with reference column 201 in its side and its rear end is provided with location division 203, push away the placing restrictions in the portion 402 ' of body 40 ' with what cause that this reference column 201 can snap in push rod group 4 ', and an end of elastic body 28 is resisted against on the location division 203, and can determines whether to snap in the placing restrictions in the portion 402 ' of push rod group 4 ' when moving around in front and back by reference column 21 free ends; So, technological means that it used and principle all encyclopaedize in foregoing, so do not give unnecessary details at this.

Claims

1. double hook type door lock structure, it includes:

Housing group (1), it comprises pedestal (10) and lid (15) at least, and housing group (1), system is mounted on pedestal (10) by closure (90) effect with lid (15) and goes up and form, and in insert and put between pedestal (10) and the lid (15) organize be provided with first knob (3), second knob (3 '), the first push rod group (4), the second push rod group (4 '), gear (5) and about two coupler bodies (6,6 ');

Tooth portion (30) one ends of this first knob (3) are engageable in the tooth portion (411) of the first push rod group (4) one ends; Tooth portion (30 ') end of this second knob (3 ') is engageable in the tooth portion (411) of the first push rod group (4) one ends;

Insert and put between the tooth portion (411) of this first push rod group (4) and the tooth portion (411 ') of the second push rod group (4 ') and be engaged with said gear (5), and make the L shaped strip hole (401 ') of the L shaped strip hole (401) of first push rod group (4) other end and second push rod group (the 4 ') other end be respectively with about the limiting section (61,61 ') of two coupler bodies (6,6 ') be mutual group and establish activity;

By above-mentioned structure, when first knob (3) forward rotation, the tooth portion (411) that promptly can be engaged in the first push rod group (4) below because of the tooth portion (30) of first knob (3) can force to drive the first push rod group (4) toward a side shifting, the said gear (5) that has been engaged in this first push rod group (4) top is and then rotated, and can drive the second push rod group (4 ') via the effect of said gear (5) moves toward different directions, and utilize the L shaped strip hole (401) of first push rod group (4) other end and the L shaped strip hole (401 ') of second push rod group (the 4 ') other end to distinguish two coupler bodies (6 about promotion synchronously, 6 ') limiting section (61,61 ') with about two coupler bodies (6,6 ') axial region (60,60 ') rotate for center of rotation, with two coupler bodies (6 about causing, 6 ') can convexedly stretch in outside the housing group (1), and reach the state that is locking; Otherwise when first knob (3) backward rotation, two coupler bodies (6,6 ') are hidden in the housing group (1) about then can making, and then reach and be unlocking condition.

2. double hook type door lock structure according to claim 1, it is characterized in that: also organize in this housing group (1) and be provided with bumper bar group (2), this pedestal (10) includes front face (101) and side wall surface (102), and this front face (101) appropriate location is provided with notch part (1011) and locating hole (1012), for about the front end (200) of two coupler bodies (6,6 ') and bumper bar group (2) can be respectively at moving around in notch part (1011) and the locating hole (1012); Again, the appropriate location of this side wall surface (102) then is provided with the first side wall hole (1020), second areole (1021), the 3rd areole (1022), elongated slot (1023), reference column (1024) and place restrictions on portion (1025), to cause closure (90) to be locked in the reference column (1024), and lid (15) can be mounted on the pedestal (10), and two coupler bodies (6 about making, 6 ') axial region (60,60 ') be mounted on the first side wall hole (1020) of side wall surface (102), first knob (3) and second knob (3 ') are mounted on two second areoles (1021) of side wall surface (102) respectively, gear (5) is mounted on the 3rd areole (1022) of side wall surface (102) and the portion that leads (412) of the first push rod group (4) is mounted on the elongated slot (1023) of side wall surface (102), and an end of elastic body (8) can be mounted in the portion of placing restrictions on (1025).

3. double hook type door lock structure according to claim 2 is characterized in that: this pedestal (10) is to can be two assemblies that separate with front face (101).

4. double hook type door lock structure according to claim 1, it is characterized in that: the first push rod group (4) is to be divided into first to push away the body (40) and first body of rod (41), and this first end system that pushes away body (40) establishes with an end group of first body of rod (41), and the other end that makes first other end that pushes away body (40) be provided with the L shaped strip hole (401) and first body of rod (41) is provided with tooth portion (411), be mutual group with the limiting section (61) that causes L shaped strip hole (401) that first other end that pushes away body (40) is provided with and above-mentioned right coupler body (6) and establish activity, and the other end of first body of rod (41) is provided with and is mutual group between tooth portion (411) and gear (5) and establishes activity.

5. double hook type door lock structure according to claim 1, it is characterized in that: this second knob (3 ') appropriate location is formed with pushing portion (31 '), can organize to establish for an end of elastic body (8) and be resisted against on the pushing portion (31 '), and this elastic body (8) other end then is resisted against in the portion that places restrictions on (1025) of housing group (1).

6. double hook type door lock structure according to claim 1, it is characterized in that: also organize in this housing group (1) and be provided with bumper bar group (2), this bumper bar group (2) then includes body (20) and elastic body (28), and the front end (200) that can make body (20) is to move around in the locating hole (1012) that can convexedly stretch in housing group (1), and be provided with reference column (201) in body (20) side and body (20) rear end is provided with location division (203), push away second of body (40 ') and place restrictions in portion's (402 ') to cause this reference column (201) can snap in second of the second push rod group (4 '), and an end that can make elastic body (28) is resisted against on the location division (203), and can determine whether to snap in second of the second push rod group (4 ') when moving around in front and back by reference column (21) free end and place restrictions in portion's (402 ').

7. double hook type door lock structure according to claim 1 is characterized in that: tooth portion (30) below of this first knob (3) and tooth portion (the 30 ') below of second knob (3 ') are the transmission that can be meshing with each other with the tooth portion (70) of a tooth bar (7).