CN212802890U - Built-in lock mechanism on drawer - Google Patents

Abstract

The utility model relates to the technical field of built-in locks of drawers, and provides a built-in lock mechanism on a drawer.A spring bolt component is arranged on one side plate of the drawer in a penetrating way, a spring bolt hole matched with a spring bolt of the spring bolt component is arranged at the position of a cavity side plate corresponding to the spring bolt component, a lock shell is arranged in a front plate of the drawer, a lock core is arranged in the lock shell, the tail end of the lock core is connected with a rotating plate, and the rotating plate is connected with the spring bolt component through a connecting; the left part and the right part of the front plate are provided with transverse slots, two long rods with top caps respectively penetrate through the slots to be fixed with the veneer plate, and a pressure spring is sleeved in each long rod; the decorative panel is provided with a through hole, the drawer front plate corresponding to the through hole of the decorative panel is provided with a threaded hole, the handle is connected with a screw rod matched with the threaded hole, the tail end of the screw rod is provided with a key capable of opening the lock cylinder, and the handle screw rod penetrates through the through hole of the decorative panel and is screwed into the threaded hole of the drawer front plate. The utility model has the advantages of simple structure, convenient use, beautiful appearance, good safety performance and the like, and has higher popularization and use values.

Description

Built-in lock mechanism on drawer

Technical Field

The utility model belongs to the technical field of a drawer technique and specifically relates to a built-in lock mechanism on drawer is related to.

Background

The drawers are used for storing small articles, are easy to classify, convenient to store and very wide in use. The drawer is an important storage space in daily life, and the drawer lock is an important guarantee for ensuring the safety of property in the drawer and an important measure for protecting privacy.

Generally, the drawer with a lock is few and is mostly used for storing valuables such as office desks and the like. Some drawers are short, such as a bedside table and the like, and the family with children needs special attention to the drawers, so that the children like to play in a mess, can swallow some objects when a caregiver is absent, and can contact some toxic, harmful and sharp objects or be directly clipped by the drawers to hurt the children. In addition, the objects in the drawer may be taken out for playing, which may result in loss. Generally, such families can only pay attention to storing dangerous or valuable articles at a high place which cannot be taken by children, so that drawers are vacant, and space is wasted. And the children still can climb to a high place to take, so hidden troubles exist. All drawers are locked, and obviously, the drawers are not necessary and are not easy to manage due to too many keys. At present, most of locks in the market are provided with jacks, lock holes or lock heads are exposed outside to influence the appearance to a certain extent, and meanwhile, the locks are directly exposed outside and are easy to rust to cause lock necrosis, namely, the locks have the defect of short service life, in addition, the safety of the locks can be reduced due to obvious lock positions, the locks have the defect of low safety, and the locks are too many and are not favorable for management. Therefore, the design of the built-in lock is very necessary in many occasions and has great market demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a built-in lock mechanism on drawer to solve the problem that proposes among the above-mentioned background art, and simple structure, convenient to use, the security performance is good.

In order to achieve the above object, the utility model provides a following technical scheme: a built-in lock mechanism on a drawer comprises the drawer, a handle and a chamber for placing the drawer, and is characterized in that a spring bolt assembly penetrates through one side plate of the drawer, a spring bolt hole matched with a spring bolt of the spring bolt assembly is formed in the position of the chamber side plate corresponding to the spring bolt assembly, a lock shell is arranged in a front plate of the drawer, a lock cylinder is arranged in the lock shell, the tail end of the lock cylinder is connected with a rotating plate, and the rotating plate is connected with the spring bolt assembly through a connecting wire; the left part and the right part of the front plate are provided with transverse slots, two long rods with top caps respectively penetrate through the slots to be fixed with the veneer plate, pressure springs are sleeved in the long rods and abut against the top caps and the front plate of the drawer, and the veneer plate is tightly attached to the front plate of the drawer under the action of the pressure springs; the decorative panel is provided with a through hole, the drawer front plate corresponding to the through hole of the decorative panel is provided with a threaded hole, the handle is connected with a screw rod matched with the threaded hole, the tail end of the screw rod is provided with a key capable of opening the lock cylinder, and the handle screw rod penetrates through the through hole of the decorative panel and is screwed into the threaded hole of the drawer front plate.

In the initial state, the bolt of the bolt assembly enters the bolt hole, and the drawer is in the closed state, so that the drawer is usually not known to be opened. When will open the drawer, turn out the screw rod of handle earlier, the key withdraws from the screw hole, because the fluting, the structure of pressure spring, the decorative board can lateral shifting, the decorative board is toward the direction removal that deviates from the spring bolt, perforation and lock core coincidence position when removing the decorative board, when the key aims at the lock core promptly, the handle screw rod impels toward the lock core direction, the key gets into the lockhole of lock core, just can rotate the terminal rotor plate of lock core, the rotor plate is to deviating from spring bolt direction pulling connecting wire, the spring bolt is along with the connecting wire lock bolt hole of pulling out, the drawer just can be opened. When the drawer is to be closed, the handle screw rod exits from the lock cylinder, the key leaves the lock hole, the lock tongue enters the lock tongue hole, the movable veneer resets, and the handle screw rod is pushed towards the direction of the threaded hole and returns to the initial state.

The utility model discloses a lock core can be simple and easy structure, and the key can be similar cross screwdriver's structure, is equipped with the cross recess with cross screwdriver looks adaptation on the lock core, and the cross screwdriver top of key just can drive the rear rotor plate of key and rotate at the cross recess of lock core.

Preferably, the veneer and the front panel surface of the drawer are the same size. In the initial state, the sensory panel and the front panel of the drawer are fixedly connected or integrally structured.

Preferably, the metal sheet is provided with the threaded hole, the metal sheet is fixed on the drawer front plate, the screw rod is screwed into the threaded hole, and the key is positioned in the drawer front plate. The threaded holes of the metal sheets are adopted, so that the connection strength of the screw and the drawer front plate is improved. Of course, a cylindrical metal insert with a threaded hole inside can be embedded into the front plate of the drawer.

Preferably, the latch bolt assembly includes a housing and a spring within the housing, the spring bearing against the end of the latch bolt.

Preferably, a limiting plate is fixed on the inner side of the front plate of the drawer and abuts against one side of the rotating plate.

When the key drives the rotating plate to leave the limiting plate, the connecting line is driven to enable the spring bolt to leave the spring bolt hole, and when the key is to return to the initial state, the spring drives the rotating plate to move to the limiting plate, and the spring bolt enters the spring bolt hole.

Compared with the prior art, the beneficial effects of the utility model are that: the technical scheme has the advantages of simple structure, convenience in use, attractive appearance, good safety performance and the like, and has higher popularization and use values.

Drawings

FIG. 1 is a three-dimensional usage state diagram of the drawer of the present invention;

FIG. 2 is a top view of the drawer of the present invention;

FIG. 3 is a perspective view of the drawer of the present invention at an angle;

FIG. 4 is a perspective view of the handle of the present invention;

FIG. 5 is a perspective view of the drawer of the present invention with the veneer removed;

FIG. 6 is a perspective view showing the key of the present invention in use;

FIG. 7 is a plan exploded view of the drawer of the present invention;

fig. 8 is a perspective exploded view of the drawer of the present invention.

In the figure: 1. the lock comprises a drawer 101, a front plate 102, a rear plate 103, a bottom plate 104, side plates 105, a limit plate 106, a slot 107, a veneer 108, a through hole 109, a through hole 2, a handle 201, a screw rod 3, a chamber 301, a bolt hole 4, a bolt assembly 401, a bolt 402, a shell 5, a lock shell 501, a lock cylinder 502, a rotating plate 503, a connecting line 504, a cross-shaped groove 6, a key 601, a cross screwdriver 7, a long rod 701, a top cap 702, a pressure spring 8, a metal sheet 801 and a threaded hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a built-in lock mechanism on a drawer 1 comprises the drawer 1, a handle 2 and a chamber 3 for placing the drawer 1, wherein the drawer 1 comprises a front plate 101, a rear plate 102, a bottom plate 103 and a side plate 104, the side plate 104 of the drawer 1 is provided with a bolt assembly 4 in a penetrating mode, the bolt assembly 4 comprises a bolt 401, a shell 402 and a spring in the shell 402, one end of the spring abuts against the tail end of the bolt 401, the other end of the spring abuts against the end face of the shell 402, the bolt 401 extends out in an initial state under the action of the spring, and the bolt assembly 4 is a common structure in the prior art and is not described in more detail herein. The position of the side plate of the chamber 3 corresponding to the bolt assembly 4 is provided with a bolt hole 301 matched with a bolt 401 of the bolt assembly 4, a lock shell 5 is arranged in the front plate 101 of the drawer 1, a lock core 501 is arranged in the lock shell 5, the tail end of the lock core 501 is connected with a rotating plate 502, a limiting plate 105 is fixed on the inner side of the front plate 101 of the drawer 1, the limiting plate 105 is propped against one side of the rotating plate 502, and the rotating plate 502 is connected with the bolt assembly 4 through a connecting wire 503.

The lock cylinder 501 of the embodiment is a simple structure, the key 6 can be a structure similar to the phillips screwdriver 601, the lock cylinder 501 is provided with a phillips recess 504 matched with the phillips screwdriver 601, and the phillips screwdriver 601 of the key 6 is pressed against the phillips recess 504 of the lock cylinder, so that the rotating plate 502 behind the key 6 can be driven to rotate.

Position is equipped with horizontal fluting 106 about front bezel 101, stock 7 that is equipped with two and takes top cap 701 passes fluting 106 respectively and is fixed mutually with decorative board 107, stock 7 of taking top cap 701 is in this embodiment, adopt the bolt structure, bolt end and decorative board 107 screw thread fixed connection, stock 7 endotheca is equipped with pressure spring 702, pressure spring 702 pushes up between top cap 701 and drawer 1's front bezel 101, decorative board 107 passes through the effect of pressure spring 702, decorative board 107 hugs closely on drawer 1's front bezel 101, decorative board 107 and drawer 1's front bezel 101 surface size are the same. In the initial state, the sensory panel 107 and the front panel 101 of the drawer 7 are fixedly connected or integrally constructed. The veneer 107 is provided with a through hole 108, a screw hole 801 is formed in the front plate 101 of the drawer 1 corresponding to the through hole 108 of the veneer 107, the handle 2 is connected with a screw 201 matched with the screw hole 801, the tail end of the screw 201 is provided with a key 6 capable of opening a lock cylinder, and the screw 201 of the handle 2 penetrates through the through hole 108 of the veneer 107 and is screwed into the screw hole 801 of the front plate 101 of the drawer 1. The top hat 701 may be a bolt structure, or a structure such as a nut screwed on the front surface of the screw rod.

In the embodiment, the screw thread of the screw hole 801 of the front plate 101 of the drawer 1 adopts the screw hole 801 arranged on the metal sheet 8, the metal sheet 8 is fixed on the front plate 101 of the drawer 1 by screws, the through hole 109 is correspondingly arranged on the front plate 101, the screw 201 of the handle 2 penetrates through the through hole 108 of the veneer 107 and is screwed into the screw hole 801 of the front plate 101 of the drawer 1, and the key 6 is positioned in the through hole 108 of the front plate 101 of the drawer 1. The threaded hole 801 of the metal sheet 8 is adopted to improve the connection strength between the screw 201 and the front plate 101 of the drawer 1. Of course, without being limited to this embodiment, a cylindrical metal insert with a threaded hole 801 formed therein may be inserted into the front plate 101 of the drawer 1.

In the initial state, the latch 401 of the latch assembly 4 enters the latch hole 301, and the drawer 1 is in the closed state, and it is not generally known how to open the drawer 1 in terms of appearance. When the drawer 1 is to be opened, the screw 201 of the handle 2 is firstly screwed out, the key 6 exits from the threaded hole 801, due to the structures of the slot 106 and the pressure spring 702, the veneer 107 can move transversely, the veneer 107 moves in the direction away from the lock tongue 401, when the through hole 108 of the veneer 107 is moved to the position overlapped with the lock cylinder 501, namely the key 6 is aligned with the lock cylinder 501, the cross screwdriver 601 of the key 6 is pressed against the cross groove 504 of the lock cylinder 501 to drive the rotating plate 502 behind the key 6 to rotate, the rotating plate 502 pulls the connecting line 503 in the direction away from the lock tongue 401, the lock tongue 401 is pulled out of the lock tongue hole 301 along with the connecting line 503, and the drawer 1 can be opened. When the drawer 1 is to be closed, the handle 2 screw 201 is withdrawn from the lock cylinder 501, the key 6 is removed from the lock hole, the bolt 401 enters the bolt hole 301, the movable veneer 107 is reset, and the handle 2 screw 201 is pushed towards the screw hole 801 to return to the initial state.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a built-in lock mechanism on drawer, includes drawer, handle and the chamber of placeeing the drawer which characterized in that: a spring bolt assembly penetrates through one side plate of the drawer, a spring bolt hole matched with a spring bolt of the spring bolt assembly is formed in the position of a chamber side plate corresponding to the spring bolt assembly, a lock shell is arranged in a front plate of the drawer, a lock cylinder is arranged in the lock shell, the tail end of the lock cylinder is connected with a rotating plate, and the rotating plate is connected with the spring bolt assembly through a connecting wire; the left part and the right part of the front plate are provided with transverse slots, two long rods with top caps respectively penetrate through the slots to be fixed with the veneer plate, pressure springs are sleeved in the long rods and abut against the top caps and the front plate of the drawer, and the veneer plate is tightly attached to the front plate of the drawer under the action of the pressure springs; the decorative panel is provided with a through hole, the drawer front plate corresponding to the through hole of the decorative panel is provided with a threaded hole, the handle is connected with a screw rod matched with the threaded hole, the tail end of the screw rod is provided with a key capable of opening the lock cylinder, and the handle screw rod penetrates through the through hole of the decorative panel and is screwed into the threaded hole of the drawer front plate.

2. A mortice lock mechanism on a drawer according to claim 1 wherein: the veneer and the front plate surface of the drawer are the same in size.

3. A mortice lock mechanism on a drawer according to claim 1 wherein: the metal sheet with the threaded holes is fixed on the drawer front plate, the screw is screwed into the threaded holes, and the key is located in the drawer front plate.

4. A mortice lock mechanism on a drawer according to claim 1 wherein: the spring bolt assembly comprises a shell and a spring in the shell, and the spring is pressed against the tail end of the spring bolt.

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