CN2583291Y

CN2583291Y - Lock for sliding door

Info

Publication number: CN2583291Y
Application number: CN 02285513
Authority: CN
Inventors: 林新达
Original assignee: 林新达
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2002-11-14
Filing date: 2002-11-14
Publication date: 2003-10-29
Anticipated expiration: 2012-11-14

Abstract

The utility model relates to a sliding-door lock, which comprises a lock casing (1) and a lock cover (2) which is covered and combined with the lock casing (1), wherein, a cavity for receiving a lock body assembly (3) is formed between the lock casing (1) and the lock cover (2), the lock body assembly (3) is matched with a lock core assembly (4) and a lock fitting box (5), the lock body assembly (3) comprises a lock fitting matched with the lock fitting box (5), a sliding plate (32) matched with the lock fitting, a stop plate (33) matched with the sliding plate (32) and a dial button (34) used for driving the sliding plate (32) to move horizontally, at least a part of the lock casing (1) and the lock cover (2) is clamped between a front panel (6) and a back cover plate (7), and the front panel (6) and the back cover plate (7) are connected together by a fastening piece (71). The front panel (6) and the back cover plate (7) are used for clamping the lock casing (1) and the lock cover (2) in the utility model, the installation is convenient, and the safety and the integral aesthetic sense of products are enhanced.

Description

A kind of sliding-door lock

Technical field:

The utility model relates to a kind of sliding-door lock.

Background technology:

In the prior art, it as the disclosed patent No. of China a kind of sliding door latch of 01105319.4, toggle that comprises dead bolt, cooperates with described dead bolt assembly and sliding panel, lock housing and the locking closure that cooperates with described lock housing, the handle that is connected described toggle, though this patent disclosure is lock on a kind of sliding door, but there is following shortcoming in it: at first, above-mentioned sliding door latch is screwed on frame by end plate, is difficult to be installed on the narrow sliding door of frame; Secondly, above-mentioned sliding door dead bolt assembly is held two symmetries by bearing pin with therebetween and is close to the slip dead bolt of Ω shape latch bolt spring and connects into integral body with bolt plate up and down and constitute its complex structure; Once more, it does not install lock core, can't be from the external locking sliding door, and the occasion of its application is restricted.

The utility model content:

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and the sliding-door lock on a kind of sliding door that can be installed on easily on the frame is provided, and its dead bolt is simple in structure, and the application scenario is extensive.

A kind of sliding-door lock that provides according to the utility model, comprise a lock housing and a locking closure that covers mutually with described lock housing, form the cavity that holds a lock body assembly between described lock housing and the described locking closure, described lock body assembly matches with a lock core assembly and a latch fitting box, described lock body assembly comprises a latch fitting that matches with described latch fitting box, one sliding panel that matches with described latch fitting and a check plate that matches with described sliding panel and one drive the toggle that described sliding panel produces translational motion, at least a portion of described lock housing and locking closure is clamped between a front panel and the back shroud, and described front panel and back shroud interconnect by a securing member.

A kind of sliding-door lock that provides according to the utility model has following advantage compared to existing technology: at first, owing to the utlity model has at least a portion clamping of a front panel and a back shroud with lock housing and locking closure, front panel and back shroud are connected with panel on the sliding door by a securing member, so that lock is installed on the narrow sliding door of frame, especially be beneficial to and be installed on the sliding door that panel is a glass, also can be installed on the sliding door of other type simultaneously, applicability is more intense; Secondly, dead bolt of the present utility model be one with the hinged hook-type latch hook of lock housing, it is simple in structure, safety is good; Once more, the utility model can be equipped with lock core, can externally lock sliding door, is widely used; At last, owing to the utlity model has front panel and back shroud, security of products and overall aesthetic have been strengthened.

Description of drawings:

Fig. 1 is that a kind of sliding-door lock of the utility model is installed and used the state elevation.

Fig. 2 is a sliding-door lock A-A echelon sectional view shown in Figure 1.

Fig. 3 is the front panel elevation shown in Fig. 2.

Fig. 4 is the back shroud elevation shown in Fig. 2.

Fig. 5 is the elevation of a kind of sliding-door lock shown in Fig. 1.

Fig. 6 is the enlarged drawing of the sliding panel shown in Fig. 5.

Fig. 7 is the elevation of the check plate shown in Fig. 5.

Fig. 8 is the left view of the check plate shown in Fig. 5.

Fig. 9 is the enlarged drawing of the toggle shown in Fig. 5.

Figure 10 is the rubber cushion elevation shown in Fig. 2.

Figure 11 is the enlarged drawing of the latch hook shown in Fig. 1 and Fig. 5.

Figure 12 is the elevation of the lock housing shown in Fig. 1 and Fig. 5.

Figure 13 is the elevation of the locking closure of a kind of sliding-door lock of the utility model.

Figure 14 is the left view of the latch fitting box of a kind of sliding-door lock of the utility model shown in Fig. 1.

Figure 15 is the B-B sectional view of the latch fitting box shown in Figure 14.

Figure 16 is the elevation of the lock core of a kind of sliding-door lock of the utility model.

Figure 17 is the elevation of the case of a kind of sliding-door lock of the utility model.

Figure 18 is the elevation of the indicating dial of a kind of sliding-door lock of the utility model.

Figure 19 is the left view of the indicating dial of a kind of sliding-door lock of the utility model.

The specific embodiment:

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Figure 12 and Figure 13, a kind of embodiment as a kind of sliding-door lock of the present utility model, comprise a lock housing 1 and a locking closure 2 that covers mutually with described lock housing 1, form the cavity that holds a lock body assembly 3 between described lock housing 1 and the described locking closure 2, described lock body assembly 3 matches with a lock core assembly 4 and a latch fitting box 5, described lock body assembly 3 comprises a latch fitting that matches with described latch fitting box 5, one sliding panel 32 that matches with described latch fitting and the check plate 33 that matches with described sliding panel 32 and one drive described sliding panel 32 and produce the toggle 34 of translational motion, at least a portion of described lock housing 1 and locking closure 2 is clamped between a front panel 6 and the back shroud 7, described front panel 6 and back shroud 7 interconnect by a securing member 71, front panel 6 and back shroud 7 are clamped the panel of sliding door simultaneously, and locking is fixed on the sliding door.

Referring to Fig. 5, Figure 11 and Figure 12, described latch fitting is a hook-type latch fitting, described hook-type latch fitting is a pair of hook-type latch hook 31, each latch hook 31 and described lock housing 1 are hinged, each latch hook 31 is provided with a pin 311 that vertically extends, the hook of described a pair of latch hook 31 vertically back to, latch hook 31 can rotate around pin joint.

Referring to Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9 and Figure 12, described sliding panel 32 is provided with the straight pin 322 that chute and that a pair of and described pin 311 matches vertically extends, described straight pin 322 matches with a guide groove 11 on the lock housing 1, one side of described sliding panel 32 is provided with groove 323,323 ', opposite side is provided with a uncovered groove 324, be provided with a gathering sill 325 in the middle of the described sliding panel 32, its with lock housing 1 vertically a cylinder 12 of projection match, so installation can guarantee that sliding panel 32 promotes latch hook 31 and moves around pin joint, guarantee that simultaneously sliding panel can only be along transverse movement, described check plate 33 is provided with a bar hole 331,332 and one boss 333 that vertically extends, described bar hole 331 matches with described cylinder 12, described bar hole 332 matches with the cylinder 13 that described lock housing 1 upper process forms, can guarantee that check plate 33 vertically moves, groove 323 on described boss 333 and the described sliding panel 32,323 ' match, boss 333 snaps in groove 323,323 ' time, check plate 33 blocks sliding panel 32, play the pinning effect, described check plate 33 1 ends form a cam surface 334, the back-moving spring 8 that its other end and is fixed on the described lock housing 1 is connected, described toggle 34 is formed with a lug 341 and a knob 342, described lug 341 matches with the uncovered groove 324 of described sliding panel 32 and the cam surface 334 of described check plate 33, lug 341 can promote sliding panel 32 transverse movements, promoting check plate 33 simultaneously vertically moves, at least a portion of described knob 342 is stretched out back shroud 7, is beneficial to turn toggle 34.

Referring to Fig. 2 and Figure 10, be provided with a pair of rubber cushion 9 between described front panel 6 and the back shroud 7, it can avoid the panel on the sliding door to damage when plate 6 and back shroud 7 clamps in front.

Referring to Fig. 1, Figure 14 and Figure 15, described latch fitting box 5 forms the two end plates 52 at a box body 51 and box body 51 two ends, and described box body 51 1 end faces are provided with an opening 511, and described a pair of hook-type latch hook 31 can pass described opening 511 and be locked into one with described box body 51.

Referring to Fig. 2, Figure 16, lock core assembly 4 described in a kind of embodiment of the utility model lock core assembly is a lock core 41, the through hole 61 that described lock core 41 passes on the front panel 6 is fixed in the cavity of front panel 6 and back shroud 7 formation, the one end matches with toggle 34, to rotate toggle 34, above-mentioned lock core 41 is a prior art, and its structure is not being given unnecessary details herein.

Referring to Fig. 2, Fig. 3, Figure 17,18 and 19, lock core assembly 4 described in the another kind of embodiment of the utility model lock core assembly is an indicating mechanism 42, it comprises a case 421 and an indicating dial 422, described case 421 is installed on the through hole 61 on the front panel 6, its end is provided with a pair of indicator hole 4211,4211 ', described indicating dial 422 1 end end faces be provided with described case 421 on indicator hole 4211,4211 ' corresponding cue mark, its other end matches with described toggle 34, and with described toggle 34 interlocks, at this moment, lock can only inside pin, the outside can't be opened, and the cue mark on the indicating dial 422 can be by the indicator hole 4211 on the case 421,4211 ' clearly demonstrate the state of lock.

For more detailed description the utility model, its course of work now is described, at first, on the frame of sliding door, open the elongated slot of a top length, locking is fixed on the front panel 6, on the panel relevant position of sliding door, cut a through hole, lock is pushed in the frame groove of sliding door, filled up rubber cushion 9 on plate 6 and the back shroud 7 in front, screw securing member 71, lock installs like this, and this moment, the turn toggle 34, and toggle 34 promotes check plates 33 and moves on vertically, flange on the check plate 33 333 is separated with the groove 323 of sliding panel 32, sliding panel laterally moves in the promotion lower edge of toggle 34 lugs 341 for 32 this moments, promotes latch hook 31 simultaneously around the pin joint motion, makes latch hook 31 hook latch fitting box 5, check plate 33 vertically moves down under back-moving spring 8 promotes simultaneously, with flange 333 be stuck in the groove 323 of sliding panel 32 ' in, finish the program of locking a door, when unblanking in contrast.

Above-mentioned several embodiment is only for the usefulness that the utility model is described; and be not to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by each claim.

Claims

1. sliding-door lock, comprise a lock housing (1) and a locking closure (2) that covers mutually with described lock housing (1), form the cavity that holds a lock body assembly (3) between described lock housing (1) and the described locking closure (2), described lock body assembly (3) matches with a lock core assembly (4) and a latch fitting box (5), described lock body assembly (3) comprises a latch fitting that matches with described latch fitting box (5), one sliding panel (32) that matches with described latch fitting and a check plate (33) that matches with described sliding panel (32) and one drive the toggle (34) that described sliding panel (32) produces translational motion, it is characterized in that: at least a portion of described lock housing (1) and locking closure (2) is clamped between a front panel (6) and the back shroud (7), and described front panel (6) and back shroud (7) interconnect by a securing member (71).

2. a kind of according to claim 1 sliding-door lock is characterized in that: described latch fitting is a hook-type latch fitting.

3. as a kind of sliding-door lock as described in the claim 2, it is characterized in that: described hook-type latch fitting is made up of a pair of hook-type latch hook (31), each latch hook (31) is hinged with described lock housing (1), and each latch hook (31) is provided with a pin (311) that vertically extends.

4. as a kind of sliding-door lock as described in the claim 3, it is characterized in that: described sliding panel (32) is provided with the straight pin (322) that chute (321) and that a pair of and described pin (311) matches vertically extends, described straight pin (322) matches with a guide groove (11) on the lock housing (1), one side of described sliding panel (32) is provided with groove (323,323 '), opposite side is provided with a uncovered groove (324), be provided with a gathering sill (325) in the middle of the described sliding panel (32), it matches with the cylinder (12) of lock housing (1) to upper process.

5. as a kind of sliding-door lock as described in the claim 4, it is characterized in that: described check plate (33) is provided with a bar hole (331,332) and a boss (333) that vertically extends, described bar hole (331) matches with described cylinder (12), described bar hole (332) matches with a cylinder (13) of described lock housing (1) upper process, groove (323 on described boss (333) and the described sliding panel (32), 323 ') match, described check plate (33) one ends form a cam surface (334), and the back-moving spring (8) that its other end and is fixed on the described lock housing (1) is connected.

6. as a kind of sliding-door lock as described in the claim 4, it is characterized in that: described toggle (34) is formed with a lug (341) and a knob (342), described lug (341) matches with the uncovered groove (324) of described sliding panel (32) and the cam surface (334) of described check plate (33), and at least a portion of described knob (342) is stretched out back shroud (7).

7. a kind of according to claim 1 sliding-door lock is characterized in that: be provided with a pair of rubber cushion (9) between described front panel (6) and the back shroud (7).

8. as a kind of sliding-door lock as described in the claim 3, it is characterized in that: described latch fitting box (5) comprises a box body (51) and two end plates (52), described box body (51) one end faces are provided with an opening (511), and described a pair of hook-type latch hook (31) can pass described opening (511) and be locked into one with described box body (51).

9. a kind of according to claim 1 sliding-door lock, it is characterized in that: described lock core assembly (4) is a lock core (41), the through hole (61) that described lock core (41) passes on the front panel (6) is fixed in the cavity of front panel (6) and back shroud (7) formation, the one end matches with toggle (34), to rotate toggle (34).

10. a kind of according to claim 1 sliding-door lock, it is characterized in that: described lock core assembly (4) is an indicating mechanism (42), it comprises a case (421) and an indicating dial (422), described case (421) is installed on the through hole (61) on the front panel (6), its end is provided with a pair of indicator hole (4211,4211 '), described indicating dial (422) one end end faces be provided with described case (421) on indicator hole (4211,4211 ') corresponding cue mark, its other end matches with described toggle (34), and with described toggle (34) interlock.