CN201347653Y

CN201347653Y - Door lock

Info

Publication number: CN201347653Y
Application number: CNU2009201294350U
Authority: CN
Inventors: 张能锋
Original assignee: Shenzhen Probuck Technologies Co Ltd
Current assignee: Kaba China Technologies Ltd; Shenzhen Probuck Technologies Co Ltd
Priority date: 2009-01-15
Filing date: 2009-01-15
Publication date: 2009-11-18
Anticipated expiration: 2019-01-15

Abstract

The utility model relates to a door lock, which comprises a position limiting seat (5) arranged on a lock body (8), and a position limiting cover (1) installed on the position limiting seat (5) and embedded with a handle (9), and further comprises a first position limiting piece (2), a second position limiting piece (3) and a return spring (4) arranged inside the position limiting cover (1) and the position limiting seat (5). A first groove (51) and a second groove (52) are arranged on the position limiting seat (5); and a push block (6) is also arranged on the lock body (8) and is buckled with the first groove (51) or the second groove (52) to realize left rotation or right rotation of the handle (9) for door opening. The handle of the door lock can switch between the left rotation door opening direction and the right rotation door opening direction at any time, so that the use is very convenient.

Description

A kind of door lock

Technical field

The utility model relates to a kind of lockset, more particularly, relates to a kind of door lock.

Background technology

In existing door lock industry, especially intelligent door lock, the handle of the door lock that is adopted generally all is unidirectional spinning reduction and cannot left rotation and right rotation exchanges, the handle that is to say door lock pressed down only in the past and turns to open and cannot up carry and turning to open, and perhaps turned to open and can not turn to open toward pressing down up to carry only.And the left-handed door lock handle that opens the door cannot be used on the door that right rotation opens the door.The direction of opening the door of well-known door has left-handed opening the door and the dextrorotation two kinds of modes that turn to open of opening the door, so the customer is buying, should be noted that when using door lock the direction of selecting handle and opening the door, brings inconvenience for like this producer and customer.

The utility model content

The technical problems to be solved in the utility model is, all is the one-way resetting and the defective of cannot left rotation and right rotation exchanging at the above-mentioned door lock handle of prior art, but the door lock that provides a kind of its handle two-way reset, left rotation and right rotation to exchange.

The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of door lock, comprise the limit base on the lock body and be installed on the limit base and the limited cover handle tabling, also comprise first banking stop, second banking stop, the back-moving spring that place in described limited cover, the limit base; Described limit base is provided with the 3rd retaining wall and the 4th retaining wall of first groove, second groove and symmetry; Also be provided with pushing block on the lock body, described pushing block sticks into first groove on the limit base or second groove opens the door with the anticlockwise of realization handle or right rotation is opened the door, first banking stop and second banking stop limit handle anticlockwise angle or right rotation angle respectively, and handle is spinning reduction under the effect of back-moving spring elastic force.

In door lock described in the utility model, described handle is provided with projection, and described limited cover is provided with groove, and the projection of described handle embeds in the groove on the described limited cover to form the embedded structure of handle and limited cover.

In door lock described in the utility model, described back-moving spring is an annular, and two ends are respectively equipped with antennule and antenna secunda.

In door lock described in the utility model, described first banking stop and second banking stop are annular, are respectively equipped with protruding pin on it, and protruding pin is provided with circular hole; Described antennule and antenna secunda are embedded into respectively in the circular hole on the protruding pin of second banking stop and first banking stop.

In door lock described in the utility model, described limited cover is provided with first retaining wall and second retaining wall of symmetry; The protruding pin of described first banking stop props up second retaining wall of limited cover, and the protruding pin of described second banking stop props up first retaining wall of limited cover.

In door lock described in the utility model, described pushing block is provided with projection, described lock body is provided with the spring groove relative with described projection, described spring groove the inside is provided with spiral helicine pushing block spring, so that pushing block makes projection on the pushing block always move to the position that offsets with limit base under the thrust of spiral helicine pushing block spring and sticks into first groove or second groove on the limit base.

In door lock described in the utility model, described lock body is provided with four leads, and pushing block is provided with and described four rectangular channels that lead is suitable, and lead slidably reciprocates in rectangular channel, and the sliding distance of the relative lock body of pushing block is limited by rectangular channel.

In door lock described in the utility model, described pushing block spring one end and lock body offset, and the other end and pushing block offset.

Implement door lock of the present utility model, the handle of its door lock can carry out left rotation and right rotation and exchange, same handle of knocking on a door lock is not opened the door by anticlockwise, the restriction that right rotation is opened the door, be after door lock in the utility model installs, the direction of rotation of opening the door of its handle can not dismantled, change and to realize at any time under the situation of door lock that the handle left rotation and right rotation direction of opening the door exchanges, both can realize that anticlockwise is opened the door and to have realized also that right rotation opened the door, also with regard to the left rotation and right rotation that the realizes door lock function that direction exchanges of opening the door, the customer is extremely easy to use, when having avoided the purchase door lock, the direction of opening the door of door lock handle does not match the trouble that causes.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:

Fig. 1 is the explosive view of door lock of the present utility model;

Structural representation when Fig. 2 is the R.H.flapped door of door lock of the present utility model;

Structural representation when Fig. 3 is the L.H.flapped door of door lock of the present utility model;

Fig. 4 is the sectional view of door lock of the present utility model.

The specific embodiment

Fig. 1 is the explosive view of door lock of the present utility model.Door lock of the present utility model comprises lock body 8 and top limit base 5 thereof, and is installed on the limit base 5 and limited covers 1 handle 9 tablings, also comprises first banking stop 2, second banking stop 3, the back-moving spring 4 that place in described limited cover 1, the limit base 5.Limit base 5 is provided with the 3rd retaining wall 53 and the 4th retaining wall 54 (referring to Fig. 2 and Fig. 4) of first groove 51 and second groove 52 and symmetry, also be provided with pushing block 6 on the lock body 8, described pushing block 6 sticks in first groove 51 on the limit base 5 or second groove 52 to realize that handle 9 anticlockwises are opened the door or right rotation is opened the door, the 3rd retaining wall 53 and the 4th retaining wall 54 limit handle 9 respectively and are rotated counterclockwise angle and dextrorotation gyration (being anticlockwise angle or right rotation angle), and handle 9 is spinning reduction under back-moving spring 4 elastic force effects.Below will be described in further detail the utility model.

Structural representation when Fig. 2 is the R.H.flapped door of door lock of the present utility model.Structural representation when Fig. 3 is the L.H.flapped door of door lock of the present utility model.Fig. 4 is the sectional view of door lock of the present utility model.Referring to figs. 2 to Fig. 4, handle 9 is provided with projection, and limited cover 1 is provided with groove, and the projection of handle 9 embeds in the groove on the described limited cover 1; Handle 9 realizes coming back rotation under the active force of user's hand, because of projection, the engaged embedded structure of groove are arranged between handle 9 and the limited cover 10, so the rotation of handle 9 has driven the rotation of limited cover 1.

Back-moving spring 4 is an annular, and two ends are respectively equipped with antennule 41 and antenna secunda 42.Described first banking stop 2 and second banking stop 3 are annular, are respectively equipped with protruding pin on it, and protruding pin is provided with circular hole; The feeler 41 of back-moving spring 4 packs in the circular hole of protruding pin of second banking stop 3, the feeler 42 of back-moving spring 4 packs in the circular hole of protruding pin of first banking stop 2, back-moving spring 4, first banking stop 2, second banking stop 3 are placed limit base 5 the insides, and limited cover 1 covers first banking stop 2 and second banking stop 3; Limited cover 1 is provided with first retaining wall 11 and second retaining wall 12 of symmetry; The protruding pin that makes the protruding pin of first banking stop 2 prop up first retaining wall, 12, the second banking stops 3 of limited cover 1 props up second grade of wall 11 place of limited cover 1.Pushing block 6 is provided with projection 62, lock body is provided with the spring groove 82 relative with projection 62, described spring groove 82 the insides are provided with spiral helicine pushing block spring 7, and pushing block 6 is being that projection 62 on the pushing block 6 always moves to foremost the position that offsets with limit base 5 and sticks into first groove 51 or second groove 52 on the limit base 5 under the thrust of spiral helicine pushing block spring 7; Pushing block spring 7 one ends and lock body 8 offset, and the other end and pushing block 6 offset.

Four leads 81 on the lock body 8 and four rectangular channels 61 on the pushing block 6 have determined pushing block 6 one section predetermined distance of motion on the direction of pushing block spring 7 thrusts only, lead 81 slidably reciprocates in rectangular channel 61, and the sliding distance of pushing block 6 relative lock bodies 8 is limited by rectangular channel 61.Because pushing block 6 is close to limit base 5 all the time,, so just can not rotate in one direction by fixed limit seat 5 so the projection 62 that is provided with on the pushing block 6 can stick into first groove 51 or second groove, 52 the insides on the limit base 5.

Direction with handle shown in Figure 29 is an example now, if press down handle 9 this moment, handle 9 drives limited cover 1 and clockwise rotates (right rotation), limited cover 1 clockwise rotates drive second banking stop 3 and clockwise rotates, its protruding pin was run into fourth speed wall 54 places of limit base 5 and is stopped rotation when second banking stop 3 turned clockwise certain angle, therefore limited cover 1 and handle 9 also stop rotating, stop the active force of hand this moment, second banking stop 3 can be rotated counterclockwise under the active force of back-moving spring 4 automatically up to resetting, resetting of second banking stop 3 drives resetting of limited cover 1 and handle 9 simultaneously, the same, also can automatically reset if carrying handle hand 9 its principles are the same with the above-mentioned principle that presses down handle 9 on this moment, therefore also just realize the two-way reset function of handle 9.

This moment, the active force promotion pushing block 6 with hand retreated the groove 51 that the projection 62 that makes pushing block 6 withdraws from limit base 5, with handle 9 clockwise or be rotated counterclockwise 180 °, stop the active force of hand to pushing block 6, make the projection 62 of pushing block 6 stick into the groove 52 of limit base 5, this moment limit base 5 to be fixed on that this side up rotatable, 180 ° of rotations of limit base 5 have driven 180 ° of rotations of whole handle 9, the direction of handle 9 as shown in Figure 3, the left rotation and right rotation that has therefore realized handle 9 function that direction is exchanged of opening the door.In sum, realized of the present utility modelly a kind ofly having the handle left rotation and right rotation direction of opening the door and exchanging the door lock of function.

Above embodiment has only expressed preferred implementation of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim; Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model; Therefore, all equivalents and modifications of being done with the utility model claim scope all should belong to the covering scope of the utility model claim.

Claims

1, a kind of door lock, comprise the limit base (5) on the lock body (8) and be installed on the limit base (5) and limited cover (1) handle (9) tabling, it is characterized in that door lock also comprises first banking stop (2), second banking stop (3), the back-moving spring (4) that places in described limited cover (1), the limit base (5); Described limit base (5) is provided with the 3rd retaining wall (53) and the 4th retaining wall (54) of first groove (51), second groove (52) and symmetry; Also be provided with pushing block (6) on the lock body (8), described pushing block (6) sticks into first groove (51) on the limit base (5) or second groove (52) opens the door with the anticlockwise of realization handle (9) or right rotation is opened the door, the 3rd retaining wall (53) and the 4th retaining wall (54) limit handle (9) anticlockwise angle or right rotation angle respectively, and handle (9) is spinning reduction under back-moving spring (4) elastic force effect.

2, door lock according to claim 1, it is characterized in that, described handle (9) is provided with projection, and described limited cover (1) is provided with groove, and the projection of described handle (9) embeds in the groove on the described limited cover (1) to form the embedded structure of handle (9) and limited cover (1).

3, door lock according to claim 2 is characterized in that, described back-moving spring (4) is an annular, and two ends are respectively equipped with antennule (41) and antenna secunda (42).

4, door lock according to claim 3 is characterized in that, described first banking stop (2) and second banking stop (3) are annular, are respectively equipped with protruding pin on it, and protruding pin is provided with circular hole; Described antennule (41) and antenna secunda (42) are embedded into respectively in the circular hole on the protruding pin of second banking stop (3) and first banking stop (2).

5, door lock according to claim 3 is characterized in that, described limited cover (1) is provided with first retaining wall (11) and second retaining wall (12) of symmetry; The protruding pin of described first banking stop (2) props up second retaining wall (12) of limited cover (1), and the protruding pin of described second banking stop (3) props up first retaining wall (11) of limited cover (1).

6, door lock according to claim 4, it is characterized in that, described pushing block (6) is provided with projection (62), described lock body (8) is provided with the spring groove (82) relative with described projection (62), described spring groove (82) the inside is provided with spiral helicine pushing block spring (7), so that pushing block (6) makes projection (62) on the pushing block (6) always move to the position that offsets with limit base (5) and sticking into first groove (51) or second groove (52) on the limit base (5) under the thrust of spiral helicine pushing block spring (7).

7, door lock according to claim 5, it is characterized in that, described lock body (8) is provided with four leads (81), pushing block (6) is provided with the rectangular channel (61) suitable with described four leads (81), lead (81) slidably reciprocates in rectangular channel (61), and pushing block (6) sliding distance of lock body (8) is relatively limited by rectangular channel (61).

8, door lock according to claim 6 is characterized in that, described pushing block spring (7) one ends and lock body (8) offset, and the other end and pushing block (6) offset.