CN220955084U

CN220955084U - Lock for preventing child from unlocking

Info

Publication number: CN220955084U
Application number: CN202322555361.XU
Authority: CN
Inventors: 黄建群
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-16
Filing date: 2023-09-16
Publication date: 2024-05-14
Anticipated expiration: 2033-09-16

Abstract

The utility model discloses a lock for preventing an infant from unlocking, and relates to the technical field of locks. The front of the lock shell is provided with a clamping groove, two sides of the lock shell are respectively provided with a lock shell side notch, the lock shell side notch is respectively provided with a sliding fastener, a transverse spring is arranged between each sliding fastener and the lock shell, and the lock shell is provided with a pit for assembling the lock body; the two sides of the lock body are respectively provided with a lock body side notch corresponding to the lock shell side notch, and the sliding fastener is buckled into the lock body side notch; the lock body is internally provided with a lock core, a vertical spring is also arranged on the lock body, and the top of the lock core penetrates through the lock body to be connected with the knob piece; the connecting end of the lock body is provided with a notch for inserting the connecting belt, one end of the connecting belt penetrates through the notch and is connected with the lock body through a fixing pin, and the other end of the connecting belt is installed on the fixing seat through a connecting belt gland. The utility model has the advantages of convenient installation and use, environmental protection, no unintentional and messy opening by infants and high safety.

Description

Lock for preventing child from unlocking

Technical Field

The utility model relates to the technical field of locks, in particular to a lock for preventing an infant from unlocking.

Background

The children are curious and curious, prevent the children from injuring oneself by mistake, it is very important to the family with children, this is also needed for growth and intellectual development of the infant body. However, infants do not have the ability to distinguish most dangerous behaviors, especially infants under 4 years old, and even if they accompany adults, the infants are not always likely to pay attention to the behaviors at all times, and the infants often make some unexpected behaviors which can cause self-mistakes, such as opening furniture such as cabinet doors, refrigerator doors, drawers, toilet covers and the like, touching or mistaking the articles which can cause damages to the articles.

The lock for preventing the child from unlocking is effectively arranged at the unlocking position of the furniture for storing articles possibly causing damage to the child. With the improvement of life quality requirements of modern people, the lock for preventing the unlocking of the children is used as an accessory of modern furniture. Currently, locks for preventing children from unlocking are usually designed with a button for unlocking the lock, and the lock can be unlocked only by pressing the button. For example, a multipurpose child safety lock disclosed in chinese patent application No. cn2012205373l0.3 cannot effectively prevent an infant from being unlocked, and the lock can be unlocked by a pressing action, and under the condition that the infant is pressed in a hugging manner, the lock is also unintentionally unlocked by the infant, so that the lock may cause injury to the infant. In addition, the lock for preventing the unlocking of the children in the prior art has the problems of insufficient light structure, insufficient attractive and elegant appearance, insufficient convenience in installation and use, insufficient environmental friendliness and the like.

In order to solve the above problems, it is necessary to design a new lock for preventing the unlocking of the child.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model aims to provide the lock for preventing the children from unlocking, which has the advantages of light structure, reasonable design, attractive and elegant appearance, convenient installation and use, environmental friendliness, high safety, strong practicability and easy popularization and use, and avoids the condition of unintentional and messy unlocking by the children.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a prevent tool to lock that infant opened, including knob spare, vertical spring, lock core, the lock body, the fixed pin, the lock shell, sliding fastening piece, transverse spring, lock shell bottom, the connecting band, connecting band gland, fixing base and fixing base drain pan, the front of lock shell is provided with the screens groove, screens groove upper surface one side is the opening, the opposite side is the closed, lock shell both sides are provided with lock shell side breach respectively, the sliding fastening piece that can follow this breach removal is packed into respectively in lock shell side breach, install the transverse spring that makes the outside protrusion of sliding fastening piece between each sliding fastening piece and the lock shell, be provided with the pit that is used for assembling the lock body on the lock shell, lock shell bottom install the lock shell bottom; the two sides of the lock body are respectively provided with a lock body side notch corresponding to the lock shell side notch, and the sliding buckle at the front end of the sliding fastener is buckled into the lock body side notch; the lock body is internally provided with a lock core, the lock core is assembled in the clamping groove to form a closed loop open loop state, the lock body is also provided with a vertical spring, the vertical spring is positioned at the periphery of the lock core, and the top of the lock core passes through the lock body to be connected with the knob piece; the connecting end of the lock body is provided with a notch for inserting the connecting belt, one end of the connecting belt penetrates through the notch and is connected with the lock body through a fixing pin, the other end of the connecting belt is installed on the fixing seat through a connecting belt gland, and the fixing seat is installed on the bottom shell of the fixing seat.

Preferably, the bottom of the lock shell is provided with four hollow columns, four corners of the lock shell bottom cover are provided with bosses matched with the hollow columns, and the lock shell bottom cover is inserted into the hollow columns through the bosses to be assembled at the bottom of the lock shell.

Preferably, the lock body is provided with a top round hole, the lock cylinder is rotatably arranged in the top round hole, the lock body is also provided with a vertical spring positioning hole for placing a vertical spring, and a bottom groove part of the lock body is provided with a lock body positioning hole for installing a fixing pin and a connecting belt.

Preferably, the bottom of the lock cylinder is provided with a lower buckle matched with the clamping groove of the lock shell, and the top of the lock cylinder is provided with an upper buckle used for being connected with the knob piece.

Preferably, the back of the knob piece is provided with a clamping groove, the knob piece is fixedly clamped on an upper buckle of the lock cylinder through the clamping groove, and a plurality of anti-slip ribs which are convenient to operate are distributed on the side wall of the knob piece.

Preferably, the end part of the connecting belt is provided with a protruding table, two sides of the protruding table are provided with protruding table positioning holes, the protruding table positioning holes are matched with the lock body positioning holes and the bolt protruding tables on the fixing pins, the protruding table of the connecting belt stretches into the notch of the lock body, and the protruding table positioning holes are matched with the lock body positioning holes and the bolt protruding tables.

Preferably, the fixing seat is provided with a rotary hole, two ends of the connecting belt gland are provided with gland protruding tables matched with the rotary hole, and the connecting belt gland is arranged in the rotary hole of the fixing seat through the gland protruding tables. The fixing seat is characterized in that a fixing seat protruding table fixedly connected with the connecting belt with a positioning hole is arranged in the groove of the fixing seat, a protruding ring used for bearing the bottom shell of the fixing seat is arranged on the back surface of the fixing seat, and fixing hole sites matched and connected with the bottom shell of the fixing seat are also arranged at four corners of the back surface of the fixing seat.

Preferably, a limiting plate is arranged in the middle of the clamping groove, so that the switch is prevented from scratching out two sides of the bottom of the clamping groove during locking.

The utility model has the beneficial effects that: the device has attractive and elegant appearance, convenient installation and use, very convenient unlocking operation, environmental friendliness, capability of preventing the opening of infants, and avoiding the unintentional and messy opening of the infants, improves the safety and has wide application prospect.

Drawings

The utility model is described in detail below with reference to the drawings and the detailed description;

FIG. 1 is a schematic diagram of an exploded construction of the present utility model;

FIG. 2 is a schematic diagram of an assembled structure of the present utility model;

FIG. 3 is a bottom view of FIG. 2;

FIG. 4 is a schematic view of the structure of the lock case of the present utility model;

FIG. 5 is a bottom view of FIG. 4;

FIG. 6 is a schematic view of the structure of the lock body of the present utility model;

FIG. 7 is a bottom view of FIG. 6;

FIG. 8 is a schematic view of the structure of the lock cylinder of the present utility model;

FIG. 9 is a bottom view of FIG. 8;

FIG. 10 is a schematic view of a slide fastener according to the present utility model;

FIG. 11 is a schematic view of the structure of the knob assembly according to the present utility model;

FIG. 12 is a schematic view of a connecting band according to the present utility model;

FIG. 13 is a schematic view of a fixing base of the present utility model;

fig. 14 is a bottom view of fig. 13.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-14, the present embodiment adopts the following technical scheme: the utility model provides a prevent tool to lock that infant opened, including knob piece 1, vertical spring 2, lock core 3, lock body 4, fixed pin 5, lock shell 6, slip fastener 7, transverse spring 8, lock shell bottom 9, connecting band 10, connecting band gland 11, fixing base 12 and fixing base drain pan 13, the front of lock shell 6 is provided with screens groove 14, screens groove 14 upper surface one side is open, the opposite side is closed, is provided with limiting plate 38 in the middle of screens groove 14, prevents that the switch from drawing out the both sides of its bottom when locking; the two sides of the lock shell 6 are respectively provided with a lock shell side notch 15, the lock shell side notch 15 is respectively provided with a sliding fastener 7 which can move along the notch, a transverse spring 8 which enables the sliding fastener 7 to protrude outwards is arranged between each sliding fastener 7 and the lock shell 6, and the lock shell 6 is provided with a pit 16 for assembling the lock body 4, so that the lock body 4 can be matched and fixed with the lock shell 6; the bottom of the lock shell 6 is provided with a lock shell bottom cover 9, the bottom of the lock shell 6 is provided with four hollow columns 20, four corners of the lock shell bottom cover 9 are provided with bosses 21 matched with the hollow columns 20, and the lock shell bottom cover 9 is inserted into the hollow columns 20 through the bosses 21 and is assembled at the bottom of the lock shell 6.

The lock body 4 is in a top shell shape, two sides of the lock body 4 are respectively provided with a lock body side notch 17 corresponding to the lock shell side notch 15, and a sliding buckle 18 at the front end of the sliding buckle 7 is buckled into the lock body side notch 17; the lock body 4 is internally provided with the lock core 3, the lock body 4 is provided with a top round hole 22, the lock core 3 is rotatably arranged in the top round hole 22, the lock core 3 is assembled in the clamping groove 14 to form a closed loop open loop state, the lock body 4 is also provided with a vertical spring positioning hole 23, the vertical spring 2 is placed in the vertical spring positioning hole 23, the vertical spring 2 is positioned at the periphery of the lock core 3, and the vertical spring positioning hole 23 limits that the vertical spring 2 can only stretch upwards and stretch.

The lock cylinder 3 can rotate in the top round hole 22 of the lock body 4, the bottom of the lock cylinder 3 is provided with a lower buckle 25, the lower buckle 25 is matched with the clamping groove 14 of the lock shell 6, and the lock is unlocked by clockwise rotation, and otherwise the lock is closed by anticlockwise rotation; the top of the lock cylinder 3 is provided with an upper catch 26 for connection with the knob member 1. The top of the lock cylinder 3 passes through the lock body 4 and is connected with the knob piece 1, and the knob piece 1 is outwards protruded by the vertical spring 2 between the knob piece 1 and the lock cylinder 3; the back of knob spare 1 is provided with draw-in groove 27, and knob spare 1 passes through draw-in groove 27 fixed joint on the last buckle 26 of lock core 3, and the lateral wall of knob spare 1 distributes has multichannel anti-skidding muscle 28, the operation rotation of being convenient for.

The connecting end of the lock body 4 is provided with a notch 19 for inserting the connecting belt 10, and one end of the connecting belt 10 passes through the notch 19 and is connected with the lock body 4 through the fixing pin 5; the bottom groove portion of the lock body 4 is provided with a lock body positioning hole 24 for mounting the fixing pin 5 and the connection strap 10 for fixedly mounting the fixing pin 5 and the connection strap 10, preventing the connection strap 10 from being released. The end of the connecting belt 10 is provided with a protruding table 29, two sides of the protruding table 29 are provided with protruding table positioning holes 30, the protruding table positioning holes 30 are matched with the lock body positioning holes 24 and the bolt protruding tables 31 on the fixing pins 5, the protruding table 29 of the connecting belt 10 stretches into the notch 19 of the lock body 4, and the protruding table positioning holes 30 are matched with the lock body positioning holes 24 and the bolt protruding tables 31.

The other end of the connecting belt 10 is arranged on a fixed seat 12 through a connecting belt pressing cover 11, and the fixed seat 12 is arranged on a fixed seat bottom shell 13; the fixing seat 12 is provided with a rotating hole 32, two ends of the connecting belt pressing cover 11 are provided with pressing cover protruding tables 33 matched with the rotating hole 32, and the connecting belt pressing cover 11 is fixedly rotated in the rotating hole 32 through the pressing cover protruding tables 33. A fixing seat protruding table 35 is arranged in the groove of the fixing seat 12, the fixing seat protruding table 35 is fixedly connected with a connecting belt positioning hole 34 on the connecting belt 10, a protruding ring 36 for bearing the fixing seat bottom shell 13 is arranged on the back surface of the fixing seat 12, and fixing hole sites 37 matched and connected with the fixing seat bottom shell 13 are also arranged at four corners of the back surface of the fixing seat 12.

The adoption of this concrete embodiment's two stealthy switch project organization, need trigger two switch cooperation simultaneously and just can open the lock, its mode of unblanking is: the two sliding fasteners 7 can not be stopped when being pressed by manual pressing, the first switch is closed, the knob piece 1 can be loosened when the two sliding fasteners cannot be twisted synchronously by pressing the knob piece 1 and rotating clockwise, and the second switch is triggered to be closed at the moment to open the lock; the locking mode is as follows: the lock body 4 is buckled into the groove of the lock shell 6, the sliding fastener 7 and the lock shell side notch 15 are triggered to form buckling at the moment, the first switch is turned on, the knob piece 1 is pressed, and the knob piece 1 can be loosened when the knob piece 1 is rotated anticlockwise until the knob piece cannot be twisted, so that the second switch is triggered to be turned on, and the locking operation is realized. The operation needs to compress and rotate to trigger the second switch, so that the operation is convenient, the labor is not needed, and the possibility of false opening is reduced.

The lock structure adopted by the specific embodiment needs to be opened through two continuous actions, so that the situation that the lock is opened by children unconsciously is fundamentally eradicated, the safety is greatly improved for children with undeveloped intelligence, meanwhile, the lock is convenient to unlock, the unlocking operation can be completed by one hand, the locking and unlocking are convenient, in addition, the lock is manufactured by plastic injection molding pieces except that the transverse springs and the vertical springs are metal pieces, and the lock is environment-friendly and low in cost. The lock for preventing the unlocking of the children is suitable for the cabinet door, the refrigerator door, the drawer and the like, and has wide market application prospect.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent tool to lock that infant opened, a serial communication port, including knob spare (1), vertical spring (2), lock core (3), lock body (4), fixed pin (5), lock shell (6), slide fastener (7), transverse spring (8), lock shell bottom (9), connecting band (10), connecting band gland (11), fixing base (12) and fixing base drain pan (13), the front of lock shell (6) is provided with screens groove (14), screens groove (14) upper surface one side is the opening, the opposite side is the closed, lock shell side breach (15) are provided with respectively in lock shell (6) both sides, but slide fastener (7) that follow this breach was removed are packed respectively in lock shell side breach (15), install between each slide fastener (7) and lock shell (6) make slide fastener (7) outwards convex transverse spring (8), be provided with on lock shell (6) be used for assembling pit (16) of lock body (4), lock shell (6) bottom install lock shell (9); lock body side notches (17) corresponding to the lock shell side notches (15) are respectively arranged on two sides of the lock body (4), and sliding buckles (18) at the front ends of the sliding buckles (7) are buckled into the lock body side notches (17); a lock cylinder (3) is arranged in the lock body (4), the lock cylinder (3) is assembled in the clamping groove (14) to form a closed loop open loop state, a vertical spring (2) is also arranged on the lock body (4), the vertical spring (2) is positioned at the periphery of the lock cylinder (3), and the top of the lock cylinder (3) penetrates through the lock body (4) to be connected with the knob piece (1); the lock is characterized in that a notch (19) for inserting the connecting belt (10) is formed in the connecting end of the lock body (4), one end of the connecting belt (10) penetrates through the notch (19) and is connected with the lock body (4) through the fixing pin (5), the other end of the connecting belt (10) is installed on the fixing seat (12) through the connecting belt pressing cover (11), and the fixing seat (12) is installed on the fixing seat bottom shell (13).

2. The lock for preventing unlocking of children according to claim 1, wherein the bottom of the lock shell (6) is provided with four hollow columns (20), four corners of the lock shell bottom cover (9) are provided with bosses (21) matched with the hollow columns (20), and the lock shell bottom cover (9) is inserted into the hollow columns (20) through the bosses (21) and is assembled at the bottom of the lock shell (6).

3. The lock for preventing unlocking of children according to claim 1, wherein the lock body (4) is provided with a top round hole (22), the lock cylinder (3) is rotatably arranged in the top round hole (22), the lock body (4) is further provided with a vertical spring positioning hole (23) for placing the vertical spring (2), and a bottom groove part of the lock body (4) is provided with a lock body positioning hole (24) for installing the fixing pin (5) and the connecting belt (10).

4. A lock for preventing unlocking of a baby according to claim 1, characterized in that the bottom of the lock cylinder (3) is provided with a lower catch (25) cooperating with the catch groove (14) of the lock housing (6), and the top of the lock cylinder (3) is provided with an upper catch (26) for connection with the knob member (1).

5. The lock for preventing unlocking of an infant according to claim 1, wherein the back of the knob member (1) is provided with a clamping groove (27), the knob member (1) is fixedly clamped on an upper buckle (26) of the lock cylinder (3) through the clamping groove (27), and a plurality of anti-slip ribs (28) which are convenient to operate are distributed on the side wall of the knob member (1).

6. The lock for preventing unlocking of children according to claim 1, wherein the end part of the connecting belt (10) is provided with a protruding table (29), two sides of the protruding table (29) are provided with protruding table positioning holes (30), the protruding table positioning holes (30) are matched with the lock body positioning holes (24) and the bolt protruding table (31) on the fixing pin (5), the protruding table (29) of the connecting belt (10) stretches into the notched part (19) of the lock body (4), and the protruding table positioning holes (30) are matched with the lock body positioning holes (24) and the bolt protruding table (31).

7. The lock for preventing unlocking of children according to claim 1, wherein the fixing base (12) is provided with a rotary hole (32), two ends of the connecting belt pressing cover (11) are provided with pressing cover protruding tables (33) matched with the rotary hole (32), and the connecting belt pressing cover (11) is installed in the rotary hole (32) of the fixing base (12) through the pressing cover protruding tables (33).

8. The lock for preventing unlocking of children according to claim 1, characterized in that a fixing seat protruding table (35) for fixedly connecting with a connecting belt positioning hole (34) on the connecting belt (10) is arranged in a groove of the fixing seat (12), a protruding ring (36) for bearing a fixing seat bottom shell (13) is arranged on the back surface of the fixing seat (12), and fixing hole sites (37) matched and connected with the fixing seat bottom shell (13) are further arranged at four corners of the back surface of the fixing seat (12).

9. A lock for preventing unlocking of children according to claim 1, wherein the middle of the clamping groove (14) is provided with limiting plates (38) for preventing the switch from being scratched out of two sides of the bottom of the lock during locking.