CN212743662U - Lock with self-locking function - Google Patents

Abstract

The utility model discloses a take self-locking function's tool to lock, include: the mounting structure comprises a shell, a positioning block and a positioning block, wherein a mounting hole for mounting the shell is formed in the shell, a mounting cavity is formed in the shell, and the top of the mounting cavity is provided with an opening; the locking component is positioned in the mounting cavity and is in sliding connection with the mounting cavity; the supporting component is positioned below the locking component, one end of the supporting component, which is close to the locking component, is provided with a slope, and the bottom of the locking component is connected with the top of the slope; the return spring is positioned between the supporting part and the bottom of the mounting cavity; and one end of the adjusting component is positioned between the supporting component and the locking component, and the other end of the adjusting component extends out of the shell. The utility model provides a take self-locking function's tool to lock can realize the automatic locking of cabinet door and drawer after closing cabinet door or drawer, makes its unable automatic sliding open, also can avoid children to open by mistake, can guarantee the privacy that article were deposited, can promote the security at home of children again.

Description

Lock with self-locking function

Technical Field

The utility model belongs to the technical field of the tool to lock technique and specifically relates to a take self-locking function's tool to lock is related to.

Background

Locks are essential appliances in life, and besides doors, they are also widely used in various furniture, such as cabinets, drawers, etc. In daily life, a lock on a drawer or a cabinet door generally needs to be locked manually by a person to realize a locking function.

For example, in order to prevent children from playing with tools, scissors and other sharp objects and hurting themselves or others, drawers or cabinets for storing such objects need to be locked, namely, the drawers or cabinets need to be locked and unlocked every time people use the drawers or cabinets, so that the use is troublesome, and safety accidents are easily caused once people forget the drawers or cabinets, so that great hidden dangers exist in family safety; for another example, in some cases, the drawers of the cases, if not locked, may slide away automatically under the action of gravity, which may not only affect the appearance but also expose privacy.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a take self-locking function's tool to lock when closing, can automatic locking drawer or cabinet door, can effectively avoid its automation to bounce open, expose the privacy, can prevent again that the stubborn skin of children from missing and take article in drawer or the cabinet, play better safety guarantee effect.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a lock with a self-locking function comprises:

the mounting structure comprises a shell, a positioning block and a positioning block, wherein a mounting hole for mounting the shell is formed in the shell, a mounting cavity is formed in the shell, and the top of the mounting cavity is provided with an opening;

the locking component is positioned in the mounting cavity and is in sliding connection with the mounting cavity;

the supporting component is positioned below the locking component, one end of the supporting component, which is close to the locking component, is provided with a slope, and the bottom of the locking component is connected with the top of the slope;

the return spring is positioned between the supporting part and the bottom of the mounting cavity;

one end of the adjusting component is positioned between the supporting component and the locking component, the other end of the adjusting component extends out of the shell, the adjusting component is vertical to the length direction of the mounting cavity, and the slope surface of the slope is opposite to the moving direction of the adjusting component;

when the end part of the adjusting component is located at the innermost side of the installation cavity, the locking component is located in the installation cavity, the lock is unlocked, when the adjusting component is located at the outermost side of the installation cavity, one end of the locking component extends out of the installation cavity, and the lock is locked.

Furthermore, the locking part and the supporting part are arranged in a split mode, the locking part comprises a locking portion and a limiting portion which are arranged in an up-and-down mode, the width of the limiting portion is larger than that of the locking portion, and the opening size of the top of the installation cavity is matched with the size of the locking portion.

Furthermore, the top of the slope is provided with a connecting platform, the connecting platform is provided with a clamping groove, and the bottom of the limiting part is provided with a limiting bulge matched with the clamping groove.

Furthermore, locking portion includes the baffle and is located the connecting plate of baffle both sides, the baffle is located the connecting plate and keeps away from top of slope one side, spacing portion includes top and connecting plate fixed connection's limiting plate, be provided with the shielding plate that is located between 2 limiting plates on the casing, the shielding plate is located adjusting part top, and offsets with the adjusting part top.

Furthermore, an opening is formed in one side, away from the top of the slope, of the installation cavity, a cover plate is detachably connected to the side, the supporting component and the locking component are connected with the cover plate in a sliding mode, and an adjusting hole for the adjusting component to penetrate through is formed in the cover plate.

Furthermore, the adjusting part comprises an adjusting rod and an adjusting head positioned in the mounting cavity.

Furthermore, the adjusting rod is adapted with a handle, one end of the handle, which is far away from the shell, is provided with a mounting groove, a pressing head is embedded in the mounting groove, the adjusting rod penetrates through the handle to be connected with the pressing head, and the adjusting rod is connected with the handle in a sliding manner.

Furthermore, the adjusting rod is fixedly connected with the pressing head.

Furthermore, the adjusting rod is in threaded connection with the pressing head.

Still further, the handle is a plastic handle.

The utility model has the advantages as follows:

when the lockset with the self-locking function is used, if the lockset needs to be unlocked so as to smoothly open the cabinet door or the drawer, the adjusting part is pressed, the adjusting part moves towards the inner side of the installation cavity to extrude the slope surface of the slope, so that the supporting part compression spring moves towards the direction close to the bottom of the installation cavity, at the moment, the locking part can descend along with the descending of the supporting part and finally retracts into the installation cavity, so that the locking part cannot be abutted against the other side of the drawer or the cabinet door, the unlocking is realized, and the drawer or the cabinet door can be smoothly opened; when the adjusting part is loosened, the return spring restores to the original state to drive the supporting part to move upwards, the adjusting part slides along the inclined surface of the supporting part and returns to the original position, and the locking part is also driven by the supporting part to rise to one end to extend out of the mounting cavity and abut against the other side of the cabinet door or the drawer, so that the cabinet door and the drawer are locked; the lock can realize self-locking of the drawer or the cabinet door after the cabinet door or the drawer is closed every time, the condition that the lock is forgotten to be locked can be avoided, the cabinet door or the drawer can be prevented from being automatically opened, and the privacy of a user is effectively protected; simultaneously children's strength is minimum, and it is closed back at cabinet door or drawer, can't oneself open drawer or cabinet door, can make children unable contact the dangerous goods in cupboard or the drawer, has effectively guaranteed children's safety at home.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a front structure of a lock according to the present invention;

FIG. 2 is a schematic top view of the lock;

FIG. 3 is a schematic view of the back structure of the lock;

FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;

FIG. 5 is a perspective view of the locking member;

FIG. 6 is a perspective view of the handle;

FIG. 7 is a cross-sectional view of the handle;

FIG. 8 is an exploded view of the handle and the pressing head;

reference numerals: 1-shell, 2-mounting hole, 3-locking component, 301-baffle, 302-connecting plate, 303-limiting plate, 304-limiting protrusion, 4-supporting component, 401-slope, 402-clamping groove, 5-adjusting component, 501-adjusting rod, 502-adjusting head, 6-return spring, 7-shielding part, 8-cover plate, 9-handle, 901-mounting groove, 10-pressing head and 11-mounting cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are conventionally placed when used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "in communication" are to be interpreted broadly, e.g., as either fixed or removable communication, or integrally connected; either mechanically or electrically; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 to 4, the present embodiment provides a lock with a self-locking function, including: the lock comprises a shell 1, a mounting hole 2 used for mounting the shell 1 is formed in the shell 1, the mounting hole 2 can be a threaded hole, when the lock is used, the lock is mounted on a drawer or a cabinet door through matching of a screw and the mounting hole 2, a mounting cavity 11 is further arranged in the shell 1, the top of the mounting cavity 11 is provided with an opening, the shell 1 can be in any shape such as square, round and butterfly shapes, and the mounting hole 2 can be positioned on two sides of the shell 1 or other positions which do not influence the realization of the lock function; a locking component 3 is installed in the installation cavity 11, the locking component 3 is connected with the installation cavity 11 in a sliding mode, and one end of the locking component 3 can slide out of the installation cavity 11 to abut against the other side of the drawer or the cabinet door so as to lock the drawer or the cabinet door; a supporting component 4 is arranged below the locking component 3, the supporting component 4 is used for supporting the locking component 3, one end of the supporting component 4, which is close to the locking component 3, is provided with a slope 401, and the bottom of the locking component 3 is connected with the top of the slope 401; a reset spring 6 is arranged between the supporting part 4 and the bottom of the mounting cavity 11, one end of the reset spring 6 is fixedly connected with the bottom of the mounting cavity 11, the other end of the reset spring 6 is fixedly connected with the bottom of the supporting part 4, and when the reset spring 6 is in an unstressed or slightly stressed state, the end part of the locking part 3 extends out of the mounting cavity 11, so that the locking of a cabinet door or a drawer is realized; an adjusting part 5 is arranged between the supporting part 4 and the locking part 3, the other end of the adjusting part 5 extends out of the shell 1, and after the adjusting part is installed, the adjusting part penetrates through the drawer or the cabinet door to extend to the outer side of the drawer or the cabinet door, and when the adjusting part is used, the lock can be controlled to be switched between a locking state and an unlocking state by pressing the adjusting component; the adjusting component 5 is perpendicular to the length direction of the installation cavity 11, the slope surface of the slope 401 is opposite to the moving direction of the adjusting component 5, namely when the adjusting component 5 moves towards the inside of the installation cavity 11, the adjusting component 5 can press the slope surface to enable the supporting component 4 to move towards the lower side, so that the locking component 3 retracts into the installation cavity 11 to unlock the cabinet door or the drawer, when the adjusting component 5 is not subjected to external force, the return spring 6 resets, the adjusting component 5 moves back to the initial position along the slope surface of the slope 401, and the locking component 3 moves up until the upper end of the locking component extends out of the installation cavity 11 to lock the cabinet door or the drawer.

In addition, for the vehicle-mounted drawer or the cabinet, a lock catch matched with the lock can be further arranged, the lock catch is located on the opposite side of the lock, when the cabinet door or the drawer is closed, the locking part 3 is limited between the other side of the cabinet door or the drawer and the lock catch, and therefore the lock cannot collide with the cabinet door or the drawer in the using process.

The locking component 3 and the supporting component 4 may be integrated, but the locking component 3 and the supporting component 4 are difficult to install and process when integrated, so that the locking component 3 and the supporting component 4 are separately arranged in this embodiment, as shown in fig. 5, the locking component 3 includes a locking portion and a limiting portion which are arranged in an up-down relationship, the width of the limiting portion is greater than the width of the locking portion, the size of an opening at the top of the mounting cavity 11 is matched with the size of the locking portion, that is, when in use, the limiting portion is blocked by the wall of the mounting cavity 11 and can only move up and down in the mounting cavity 11, and the locking portion can move from the inside of the mounting cavity 11 to the outside of the mounting cavity 11 without being blocked by the wall of the mounting cavity 11, so that the locking component 3 can be. In addition, in order to enable the connection between the locking component 3 and the supporting component 4 to be more tight, a connecting table is arranged at the top of the slope 401, a clamping groove 402 is arranged on the connecting table, a limiting protrusion 304 matched with the clamping groove 402 is arranged at the bottom of the limiting portion, and the limiting protrusion 304 is clamped in the clamping groove 402, so that the position between the locking component 3 and the supporting component 4 can be better limited, and the locking component 3 is prevented from shifting in the using process.

Specifically, the locking portion includes baffle 301 and the connecting plate 302 that is located baffle 301 both sides, and baffle 301 is used for offseting with the opposite side of cabinet door or drawer to realize the locking function of tool to lock, and baffle 301 top can set up to the slope form, in order to reduce the material quantity, saves the cost of tool to lock preparation, baffle 301 is located connecting plate 302 and keeps away from slope top one side, spacing portion includes top and connecting plate 302 fixed connection's limiting plate 303, spacing portion and locking portion can be integrated into one piece, be provided with shielding plate 301 that is located between 2 limiting plates 303 on the casing 1, shielding plate 301 is located regulating part 5 top, and offsets with regulating part 5 top, and the length and the width of shielding plate 301 all are less than the length and the width of installation cavity 11 to can be integrated into one piece with casing 1, set up behind shielding plate 301, when regulating part 5 removes, can better restrict regulating part 5's position, so that the supporting part 4 can move downwards smoothly under the drive of the adjusting part 5.

Wherein, for the equipment and the processing of making the tool to lock more convenient, slope top one side opening setting is kept away from to installation cavity 11, and this side can be dismantled and be connected with an apron 8, and apron 8 can be connected through things such as screw, bolt with installation cavity 11, support component 4 and locking part 3 and apron 8 sliding connection, set up the regulation hole that supplies adjusting part 5 to pass on the apron 8, when the installation, can directly install reset spring 6, support component 4 and locking part 3 from this side, recycle apron 8 with its locking in installation cavity 11 can for the maintenance and the equipment of tool to lock are all more convenient.

Specifically, the adjusting member 5 may have any shape as long as one end is used for pressing, and the other end abuts against the slope surface of the slope 401, so as to adjust the position of the supporting member 4, and the adjusting member 5 is configured as follows in this embodiment: adjusting part 5 is including adjusting pole 501 and being located the regulation head 502 of installation cavity 11, adjust head 502 can with adjust pole 501 fixed connection, also can dismantle with adjusting pole 501 and be connected, and for the convenience of use, can adjust pole 501 and be cylindric, and adjust head 502 and be the rectangle, the hole that supplies to adjust head 502 to pass on installation cavity 11 wall or the apron 8 and the shape looks adaptation of adjusting head 502, it gets into in installation cavity 11 through this hole to adjust head 502, rotate and adjust pole 501, make and adjust the conversion of head 502 direction, thereby make in the use, it can't leave from downthehole to adjust head 502, only rotate and adjust the pole 501 back, just can take out the regulation head 502.

Further, as shown in fig. 6 to 8, in order to facilitate the use of the adjusting component 5, a handle 9 is adapted to the adjusting rod 501, the handle 9 is located outside the cabinet door or the drawer and is connected to the cabinet door or the drawer through a screw, an installation groove 901 is formed in one end of the handle 9 away from the housing 1, a pressing head 10 is embedded in the installation groove 901, the adjusting rod 501 passes through the handle 9 and is connected to the pressing head 10, and the adjusting rod 501 is slidably connected to the handle 9, that is, a through hole for the adjusting rod 501 to pass through is formed in the bottom of the installation groove 901, the depth of the installation groove 901 is greater than the thickness of the pressing head 10, the pressing head 10 can be pressed to move in the installation groove 901, so as to unlock the lock, wherein the adjusting rod 501 and the pressing head 10 can be fixedly connected or integrally formed, and can also.

In addition, the handle 9 may be made of metal or plastic, in this embodiment, in order to save the cost of the handle 9 and avoid the handle 9 from discoloring, ABS plastic is selected for preparation, but other high-strength plastics may also be used, and the ABS plastic is not limited thereto. The shape of the handle 9 is various, and the present embodiment provides only one shape picture, which is only an example and not a limitation, and may be any shape, such as a square shape, a semicircular shape, and the like, besides the circular arc shape shown in the drawing.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A tool to lock of taking self-locking function which characterized in that includes:

the mounting structure comprises a shell (1), a mounting hole (2) for mounting the shell (1) is formed in the shell (1), a mounting cavity (11) is formed in the shell (1), and the top of the mounting cavity (11) is provided with an opening;

the locking component (3) is positioned in the mounting cavity (11) and is in sliding connection with the mounting cavity (11);

the supporting component (4) is positioned below the locking component (3), one end, close to the locking component (3), of the supporting component (4) is provided with a slope (401), and the bottom of the locking component (3) is connected with the top of the slope (401);

the return spring (6) is positioned between the supporting part (4) and the bottom of the mounting cavity (11);

the adjusting component (5) is arranged between the supporting component (4) and the locking component (3) at one end, the other end of the adjusting component extends out of the shell (1), the adjusting component (5) is vertical to the length direction of the mounting cavity (11), and the slope surface of the slope (401) is opposite to the moving direction of the adjusting component (5);

when the end part of the adjusting part (5) is located on the innermost side of the installation cavity (11), the locking part (3) is located in the installation cavity (11), the lock is unlocked, when the adjusting part (5) is located on the outermost side of the installation cavity (11), one end of the locking part (3) extends out of the installation cavity (11), and the lock is locked.

2. The lock with the self-locking function according to claim 1, wherein the locking part (3) and the supporting part (4) are arranged separately, the locking part (3) comprises a locking part and a limiting part which are arranged in an up-down relationship, the width of the limiting part is larger than that of the locking part, and the opening size of the top of the mounting cavity (11) is matched with the size of the locking part.

3. The lock with the self-locking function according to claim 2, wherein a connecting table is arranged at the top of the slope (401), a clamping groove (402) is arranged on the connecting table, and a limiting protrusion (304) matched with the clamping groove (402) is arranged at the bottom of the limiting portion.

4. The lock with the self-locking function according to claim 2, wherein the locking portion comprises a baffle (301) and connecting plates (302) located on two sides of the baffle (301), the baffle (301) is located on one side, away from the top of the slope, of the connecting plates (302), the limiting portion comprises a limiting plate (303) fixedly connected with the top of the connecting plates (302), a shielding plate (301) located between 2 limiting plates (303) is arranged on the shell (1), and the shielding plate (301) is located above the adjusting part (5) and abuts against the top of the adjusting part (5).

5. The lock with the self-locking function according to claim 2, wherein the mounting cavity (11) is provided with an opening at a side away from the top of the slope, the side is detachably connected with a cover plate (8), the supporting part (4) and the locking part (3) are slidably connected with the cover plate (8), and the cover plate (8) is provided with an adjusting hole for the adjusting part (5) to pass through.

6. The lock with self-locking function according to claim 1, characterized in that the adjusting part (5) comprises an adjusting rod (501) and an adjusting head (502) located in the mounting cavity (11).

7. The lock with the self-locking function according to claim 6, wherein the adjusting rod (501) is adapted to a handle (9), an installation groove (901) is formed in one end, away from the shell (1), of the handle (9), a pressing head (10) is embedded in the installation groove (901), the adjusting rod (501) penetrates through the handle (9) to be connected with the pressing head (10), and the adjusting rod (501) is slidably connected with the handle (9).

8. The lock with self-locking function according to claim 7, characterized in that the adjusting rod (501) is fixedly connected with the pressing head (10).

9. The lock with self-locking function according to claim 7, characterized in that the adjusting rod (501) is in threaded connection with the pressing head (10).

10. The lock with self-locking function according to any one of claims 7 to 9, characterized in that the handle (9) is a plastic handle (9).

Images