CN220100974U

CN220100974U - Narrow lock

Info

Publication number: CN220100974U
Application number: CN202321193522.9U
Authority: CN
Inventors: 杜浩
Original assignee: Eco Schulte GmbH and Co KG
Current assignee: Eco Schulte GmbH and Co KG
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-11-28
Anticipated expiration: 2033-05-17

Abstract

The utility model relates to the technical field of narrow locksets, in particular to a narrow lockset which comprises a shell component, wherein the shell component consists of a locking plate, a lock body upper cover and a lock bottom plate, one side of the locking plate is fixed with the lock bottom plate through a bolt, and the surface of the lock bottom plate is covered with the lock body upper cover; the surface of the lock bottom plate is provided with a rotatable poking shaft sheet through a poking shaft, one side of the poking shaft sheet is provided with a return mechanism, and the return mechanism is used for propping and pressing the poking shaft sheet; the surface sliding connection of lock bottom plate has the latch bolt connecting rod, and latch bolt connecting rod and plectrum extrusion laminating each other, the one end of latch bolt connecting rod can be dismantled and be connected with the latch bolt tongue, the surface mounting of lock bottom plate has the lock core. The utility model can realize the automatic rebound and reset of the handle when the lockset handle is loosened, avoid the phenomenon of movement or loosening of the lockset handle, and simultaneously has the advantages of simpler structure, convenient installation and lower manufacturing cost of three parts of the return mechanism.

Description

Narrow lock

Technical Field

The utility model relates to the technical field of narrow locksets, in particular to a narrow lockset.

Background

The narrow lock is a very narrow lock, and the lock is a closed tool, and comprises a lock, a key and accessories thereof, which are generally interpreted as a sealing device which can be opened by a key, and the common lock can be roughly divided into a civil lock, a vehicle lock, a safe lock and a special lock according to the purposes.

The types of the existing narrow lock in the market are various, and the use requirement of people can be basically met, but certain problems still exist, the automatic rebound elasticity of the lock handle of the existing narrow lock is reduced after the existing narrow lock is used for a long time, and the loosening or loosening phenomenon of the lock handle is easily caused after the elasticity is reduced.

Disclosure of Invention

The utility model aims to provide a narrow lock, which solves the problem that the handle of the existing narrow lock is easy to loose or collapse after long-term use in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the narrow lock comprises a shell component, wherein the shell component consists of a lock plate, a lock body upper cover and a lock bottom plate, one side of the lock plate is fixed with the lock bottom plate through a bolt, and the surface of the lock bottom plate is covered with the lock body upper cover; the surface of the lock bottom plate is provided with a rotatable poking shaft sheet through a poking shaft, the surface of the poking shaft sheet is provided with a groove, one side of the poking shaft sheet is provided with a return mechanism, and the return mechanism is used for pressing and fixing the poking shaft sheet; the surface sliding connection of lock bottom plate has the latch bolt connecting rod, and the latch bolt connecting rod extrudees each other with the dialling axle piece and laminate, the lock bottom plate surface of latch bolt connecting rod one side is fixed with latch bolt return spring, and this latch bolt return spring is used for sticis work to the latch bolt connecting rod, the one end of latch bolt connecting rod can be dismantled and be connected with the latch bolt tongue, the fixed surface of lock bottom plate has the lock core.

Preferably, the surface of the lock bottom plate is slidably connected with a square middle toothed plate, one end of the square middle toothed plate is fixed with a square tongue, and one end of the square tongue penetrates through the shell assembly in a locking state.

Preferably, the surface of the lock bottom plate is in sliding connection with a long inclined tongue poking piece, and the long inclined tongue poking piece and the poking shaft piece are mutually extruded and attached.

Preferably, a locating plate return spring is further installed on the surface of the lock bottom plate, and one end of the locating plate return spring is fixedly connected with the surface of the square middle toothed plate.

Preferably, the return mechanism comprises a sheet metal piece and a poking shaft return spring, wherein the sheet metal piece is fixed on the surface of the lock bottom plate, and the poking shaft return spring is fixedly connected with the surface of the sheet metal piece.

Preferably, the inside of dialling axle return spring is pegged graft and is dialled axle spring roof, and dialling the one end of axle spring roof and run through the sheet metal piece to dialling the inside that the top of axle spring roof extends to the recess.

Compared with the prior art, the utility model has the beneficial effects that: this narrow body tool to lock is through setting up return mechanism, the elasticity that its tool to lock handle was automatic to rebound after the lock body used for a long time reduces, increase the return effect of tool to lock handle through return mechanism this moment, during return mechanism implementation, because manual rotatory tool to lock handle, the tool to lock handle is rotatory to drive the shifting shaft piece and rotate for shifting shaft return spring is compressed, can drive shifting shaft spring roof and recess mutual extrusion at elasticity effect cooperation sheet metal piece after the pine hand by compressed shifting shaft return spring, make the user have a reaction force when manual rotatory tool to lock handle, and can realize the automatic resilience reset of handle when loosening the tool to lock handle, avoid the activity of tool to lock handle or loosen the phenomenon, the structure of three parts of return mechanism is comparatively simple simultaneously, the installation of being convenient for, moreover the cost of manufacture is lower.

Drawings

FIG. 1 is a schematic view of a three-dimensional left-hand structure of the present utility model;

FIG. 2 is a schematic diagram of a three-dimensional right-view structure of the present utility model;

FIG. 3 is a schematic view of the internal left-hand structure of the present utility model;

FIG. 4 is a schematic view of the right-hand internal structure of the present utility model;

fig. 5 is an exploded view of the return mechanism of the present utility model.

In the figure: 1. a housing assembly; 11. a locking plate; 12. a lock body upper cover; 13. a lock base; 2. a shaft shifting sheet; 21. a groove; 3. a return mechanism; 31. sheet metal pieces; 32. a dial shaft spring top plate; 33. a dial shaft return spring; 4. long pulling piece of oblique tongue; 5. square tongue; 6. a lock core; 7. square middle toothed plate; 8. a tongue of the inclined tongue; 9. a tongue connecting rod; 91. a latch return spring; 10. and a positioning plate return spring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and furthermore, the terms "first", "second", "third", "up, down, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present utility model, unless explicitly stated and defined otherwise, the terms "connected", "connected" and "connected" should be interpreted broadly, and for example, may be fixedly connected, detachably connected, or integrally connected; the mechanical connection and the electrical connection can be adopted; all other embodiments, which may be directly or indirectly through intermediaries, which may be obtained by a person of ordinary skill in the art without inventive effort based on the embodiments of the present utility model are within the scope of the present utility model.

The utility model provides a narrow lock structure as shown in fig. 1-4, which comprises a shell component 1, wherein the shell component 1 is composed of a lock plate 11, a lock body upper cover 12 and a lock bottom plate 13, one side of the lock plate 11 is fixedly provided with the lock bottom plate 13 through bolts, the lock body upper cover 12 is covered on the surface of the lock bottom plate 13, the surface of the lock bottom plate 13 is in sliding connection with a long inclined tongue plectrum 4, the long inclined tongue plectrum 4 and a poking shaft sheet 2 are mutually extruded and attached, the surface of the lock bottom plate 13 is also provided with a positioning sheet return spring 10, one end of the positioning sheet return spring 10 is fixedly connected with the surface of a square middle toothed plate 7, the surface of the lock bottom plate 13 is in sliding connection with an inclined tongue connecting rod 9, the inclined tongue connecting rod 9 is mutually extruded and attached to the poking shaft sheet 2, the surface of the lock bottom plate 13 on one side of the inclined tongue connecting rod 9 is fixedly provided with an inclined tongue return spring 91, one end of the inclined tongue 9 is detachably connected with an inclined tongue 8, the surface of the lock bottom plate 13 is fixedly provided with a connecting rod 6, the surface of the lock bottom plate 13 is in sliding connection with the middle toothed plate 7, one end of the square 5 penetrates through the shell component 5, and one end of the lock core is fixed under the shell component 5.

During implementation, the shifting shaft piece 2 is manually rotated, the shifting shaft piece 2 and the inclined tongue connecting rod 9 are loosened, at the moment, the elastic force of the inclined tongue return spring 91 can prop against the inclined tongue connecting rod 9 to push the inclined tongue 8 to separate from the locking piece 11, in the moving process of the shifting shaft piece 2, the shifting shaft piece 2 can drive the inclined tongue long shifting piece 4 to move downwards, meanwhile, the square middle toothed plate 7 can drive the square tongue 5 to separate to realize locking, during unlocking, the lock cylinder 6 is operated by a key, the lock cylinder 6 rotates to drive the square middle toothed plate 7 to return, and meanwhile, the shifting shaft piece 2 rotates under the action of the inclined tongue long shifting piece 4, so that the square tongue 5 returns to finish unlocking.

Further, as shown in fig. 5, the rotatable shaft-shifting sheet 2 is installed on the surface of the lock bottom plate 13 through a shaft, a groove 21 is formed in the surface of the shaft-shifting sheet 2, a return mechanism 3 is arranged on one side of the shaft-shifting sheet 2, the return mechanism 3 is composed of a sheet metal sheet 31 and a shaft-shifting return spring 33, the sheet metal sheet 31 is fixed on the surface of the lock bottom plate 13, the shaft-shifting return spring 33 is fixedly connected to the surface of the sheet metal sheet 31, a shaft-shifting spring top plate 32 is inserted into the shaft-shifting return spring 33, one end of the shaft-shifting spring top plate 32 penetrates through the sheet metal sheet 31, the top end of the shaft-shifting spring top plate 32 extends into the groove 21, and the return mechanism 3 is used for pressing and fixing the shaft-shifting sheet 2.

During implementation, the lock handle is manually rotated, the lock handle is rotated to drive the shifting shaft sheet 2 to rotate, the shifting shaft return spring 33 is compressed, after the shifting shaft return spring 33 is compressed, the shifting shaft spring top plate 32 and the groove 21 are driven by the elastic force to be matched with the sheet metal sheet 31 to be mutually extruded, so that a user has a reaction force when the lock handle is manually rotated, automatic rebound reset of the handle can be realized when the lock handle is loosened, the phenomenon of movement or loosening of the lock handle is avoided, meanwhile, the structure of three parts of the return mechanism 3 is simpler, the installation is convenient, and the manufacturing cost is lower.

Working principle: when the lock is used, firstly, the shifting shaft piece 2 is manually rotated to loosen the shifting shaft piece 2 and the inclined tongue connecting rod 9, at the moment, the elastic force of the inclined tongue return spring 91 can prop against the inclined tongue connecting rod 9 to push the inclined tongue 8 to separate from the locking piece 11, in the moving process of the shifting shaft piece 2, the shifting shaft piece 2 can drive the inclined tongue long shifting piece 4 to move downwards, meanwhile, the square middle toothed plate 7 can drive the square tongue 5 to separate to realize locking, and when the lock is unlocked, the lock cylinder 6 is operated by a key, the square middle toothed plate 7 can be driven to return by the rotation of the lock cylinder 6, meanwhile, the shifting shaft piece 2 is rotated under the action of the inclined tongue long shifting piece 4, so that the square tongue 5 returns to finish unlocking.

The elasticity that its tool to lock handle was automatic to rebound after the lock body used for a long time can reduce, increase the return effect of tool to lock handle through return mechanism 3 at this moment, when return mechanism 3 was implemented, because manual rotatory tool to lock handle, tool to lock handle rotation drive dials shaft piece 2 and rotates for dialling shaft return spring 33 and compressed, dialling shaft return spring 33 can drive and dial shaft spring roof 32 and recess 21 mutual extrusion at elasticity effect cooperation sheet metal piece 31 after the pine hand, make the user have a reaction force when manual rotatory tool to lock handle, and can realize the automatic resilience reset of handle when loosening the tool to lock handle, avoid the activity of tool to lock handle or loosen the phenomenon of collapsing, the structure of three parts of return mechanism 3 is comparatively simple simultaneously, the installation of being convenient for, moreover the cost of manufacture is lower.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A narrow body lock, comprising a housing assembly (1), characterized in that: the shell assembly (1) consists of a lock plate (11), a lock body upper cover (12) and a lock bottom plate (13), wherein the lock bottom plate (13) is fixed on one side of the lock plate (11) through bolts, and the lock body upper cover (12) is covered on the surface of the lock bottom plate (13); the surface of the lock bottom plate (13) is provided with a rotatable poking shaft sheet (2) through a poking shaft, the surface of the poking shaft sheet (2) is provided with a groove (21), one side of the poking shaft sheet (2) is provided with a return mechanism (3), and the return mechanism (3) is used for pressing and fixing the poking shaft sheet (2); the lock comprises a lock bottom plate (13), and is characterized in that the surface of the lock bottom plate (13) is slidably connected with a latch connecting rod (9), the latch connecting rod (9) is mutually extruded and attached to a poking shaft piece (2), a latch return spring (91) is fixed on the surface of the lock bottom plate (13) on one side of the latch connecting rod (9), the latch return spring (91) is used for tightly pressing the latch connecting rod (9), one end of the latch connecting rod (9) is detachably connected with a latch tongue (8), and a lock core (6) is fixed on the surface of the lock bottom plate (13).

2. A narrow body lock according to claim 1, wherein: the surface sliding connection of lock bottom plate (13) has square middle pinion rack (7), and the one end of square middle pinion rack (7) is fixed with square tongue (5), and the one end of square tongue (5) runs through casing subassembly (1) under the locking state.

3. A narrow body lock according to claim 1, wherein: the surface of the lock bottom plate (13) is in sliding connection with a long inclined tongue poking piece (4), and the long inclined tongue poking piece (4) and the poking shaft piece (2) are mutually extruded and attached.

4. A narrow body lock according to claim 1, wherein: the surface of the lock bottom plate (13) is also provided with a locating plate return spring (10), and one end of the locating plate return spring (10) is fixedly connected with the surface of the square middle toothed plate (7).

5. A narrow body lock according to claim 1, wherein: the return mechanism (3) is composed of a sheet metal piece (31) and a poking shaft return spring (33), wherein the sheet metal piece (31) is fixed on the surface of the lock bottom plate (13), and the poking shaft return spring (33) is fixedly connected with the surface of the sheet metal piece (31).

6. A narrow body lock according to claim 5, wherein: the inside of dialling axle return spring (33) is pegged graft and is dialled axle spring roof (32), and the one end of dialling axle spring roof (32) runs through sheet metal piece (31), and the top of dialling axle spring roof (32) extends to the inside of recess (21).