WO2017166435A1

WO2017166435A1 - Multi]functional child safety lock

Info

Publication number: WO2017166435A1
Application number: PCT/CN2016/085428
Authority: WO
Inventors: 王新军
Original assignee: 王新军
Priority date: 2016-03-31
Filing date: 2016-06-12
Publication date: 2017-10-05
Also published as: CN105781257B; CN105781257A

Abstract

Disclosed is a multifunctional child safety lock, comprising a magnetic key (2) and a lock body (1). The lock body (1) comprises a lock shell and a base (7) fastened with the lock shell (1), wherein a sliding lock core (5) is arranged in the lock shell, the lock core (5) being provided with a lock wing (51) and a first lock magnet (10), the base (7) is provided with a lock hook (71) and a second lock magnet (8), the second lock magnet (8) and the first lock magnet (10) achieve the locking function of the lock body by means of the lock wing (51) being fastened with the lock hook (71) via a magnetic force, and the magnetic key (2) and the first lock magnet (10) realize the unlocking function of the lock body by means of the lock wing (51) being disengaged from the lock hook (71) via the magnetic force. According to the safety lock, the lock body is opened or closed by using the permanent strong magnetic force attraction and repellent principle, and the multifunctional child safety lock has the beneficial effects that the multifunctional child safety lock is safe and reliable to use and flexible and convenient to use, and a child cannot easily open the lock.

Description

Multifunctional child safety lock

Technical field

The invention mainly relates to a safety lock, in particular to a multifunctional child safety lock which can be controlled by magnetic force.

Background technique

As the baby grows up, the curiosity of the world is getting stronger and stronger. In life, the baby often rummages through the cabinet, causing some unnecessary dangers. The child safety lock can prevent the baby from opening the cabinet door, drawer and refrigerator door at home. , microwave oven doors, etc., to avoid tampering with items, misuse of dangerous drugs, knives, etc.

At present, all kinds of child safety locks on the market are generally button-type, and the traditional structure of child safety is latched in the following disadvantages:

1. The traditional child safety lock has great drawbacks in the protection function, which is easy to be cracked by the baby, resulting in the loss of the original protective use. In order to prevent the baby from easily opening the lock, the structure of the lock is generally complicated, which is not conducive to the opening of the adult.

2, the traditional child safety lock needs to destroy the furniture structure during installation, affecting the beauty of the furniture, and the use of the safety lock has limitations, can not meet a type of safety lock applied to all kinds of daily furniture.

3. The traditional child safety lock assembly process is complex, with low reliability and practicability, and high cost.

4. The traditional child safety lock must be opened with the matching key. After the key is lost, the lock is difficult to open. Under normal circumstances, the furniture or lock needs to be destroyed before it can be removed, and the lock cannot be used.

Summary of the invention

In order to solve the deficiencies of the prior art, the present invention combines the prior art and provides a practical application. A multifunctional child safety lock, which utilizes the principle of permanent strong magnetic magnetic attraction to repel the lock body to open or lock the lock body, and has the advantages of being safe, reliable, flexible and convenient, so that the baby cannot easily crack.

In order to achieve the above object, the technical solution of the present invention is as follows:

The utility model relates to a multifunctional child safety lock, which comprises a magnetic key and a lock body. The lock body comprises a lock head and a base fastened with the lock head, wherein the lock head is provided with a slidable lock core, and the lock core is provided The locking wing and the first locking magnet are provided with a locking hook and a second locking magnetic force on the base, and the second locking magnetic and the first locking magnetic magnetic force make the locking wing and the locking hook buckle to realize the locking function of the locking body, The magnetic key and the first lock magnet are magnetically separated from the lock hook by the magnetic force to realize the unlocking function of the lock body.

The lock head includes an upper cover and a lower cover, and the upper cover and the lower cover are snap-connected, and the lock core is disposed in an accommodation space composed of the upper cover and the lower cover.

A sliding groove is disposed on a side of the lock core adjacent to the lower cover, and a side of the lower cover adjacent to the lock core is provided with a guiding strip slidingly engaged with the sliding slot.

The lower cover is provided with a through groove extending through the lower cover. When the lock is engaged with the base, the lock hook on the base passes through the through groove to cooperate with the lock wing on the lock core.

A positioning slot is disposed on a side of the lower cover adjacent to the base, and the base is provided with a positioning post that cooperates with the positioning slot, and the base and the locking head are engaged by the positioning post and the positioning slot.

The upper cover is provided with a positioning rib for the lock core limit and a magnetic key groove for placing the magnetic key.

The lock cylinder is provided with a magnetic groove, and the first magnetic lock is disposed in the magnetic groove.

Also included is a flexible connecting strip that is coupled to a lock body at each end.

The spacing between the lock bodies at the ends of the strap can be adjusted by the strap.

A double-sided adhesive is attached to the bottom surface of the base.

The beneficial effects of the invention:

1. The invention is safe and reliable, so that the baby cannot be cracked and opened.

2. The invention is convenient to use, can be operated with one hand, and the double lock body design is adapted to the left and right hand habits, as long as the magnetic key is gently aligned, it can be opened.

3. The invention has wide and flexible use and meets the needs of use of almost all daily furniture cabinet doors, drawers, electrical doors, toilets and the like.

4. The invention adopts a unique buckle structure, has low cost, simple assembly process and high reliability, and the installation of the invention is simple and fast without damaging the original furniture.

5. The present invention can open the lock body by other magnetic members even without the damage of the furniture or the lock body even in the case where the magnetic key is lost.

DRAWINGS

Figure 1 is a schematic view showing the overall structure of the present invention;

Figure 2 is a schematic view showing the front structure of the invention after explosion;

Figure 3 is a schematic view showing the structure of the reverse side after the explosion of the present invention;

Figure 4 is a schematic view showing the assembly process of the present invention;

Figure 5 is a schematic view showing the structure of the unlocked state of the present invention;

Figure 6 is a schematic structural view of the locked state of the present invention;

Figure 7 is a schematic view showing the structure of the actual use state of the present invention.

The reference numerals shown in the drawings: 1, lock body; 2, magnetic key; 3, connecting belt; 4, upper cover; 41, magnetic key groove; 42, positioning rib; 5, lock core; 51, lock wing; Magnetic groove; 53, sliding groove; 6, lower cover; 61, through groove; 62, guide strip; 63, positioning groove; 7, base; 71, lock hook; 72, positioning column; 8, second magnetic lock; , no adhesive; 10, the first lock magnetic.

detailed description

The invention will be further described with reference to the drawings and specific embodiments. It is to be understood that the examples are not intended to limit the scope of the invention. In addition, it should be understood that various changes and modifications may be made by those skilled in the art in the form of the present invention.

The utility model relates to a multifunctional child safety lock, which comprises a magnetic spoon 2 and a lock body 1. The lock body 1 comprises a lock head, a base 7 engaged with the lock head, and a lockable lock core 5 is arranged in the lock head. The lock cylinder 5 is provided with a lock wing 51 and a first lock magnet 10, and the base 7 is provided with a lock hook 71 and a second lock magnet 8, and the second lock magnet 8 and the first lock magnet 10 are locked by magnetic force. The locking function of the lock body 1 is achieved by the snapping of the lock hook 71. The magnetic key 2 and the first lock magnet 10 are separated from the lock hook 71 by the magnetic force to realize the unlocking function of the lock body 1.

The lock body 1 of the present invention comprises a lock head and a base 7. The base 7 is fixed on the object, and the lock is unlocked by separating the lock head from the base 7. The lock is locked by locking the lock head and the base 7, and the lock body 1 is locked. The locking and unlocking functions are controlled by the principle of permanent strong magnetic magnetic attraction.

The specific structure of the lock body 1 of the present invention is as shown in Figures 2 and 3, and mainly comprises an upper cover 4, a lock cylinder 5, a first lock magnet 10, a lower cover 6, a base 7, a second lock magnet 8 and a sticker 9 The magnetic cover slot 41 is disposed on the upper cover 4, and the magnetic key slot 41 is used for placing the magnetic key 2, and is unlocked by the magnetic key 2. The inner side of the upper cover 4 is provided with a positioning rib 42, and the positioning rib 42 can restrain the lock core 5 Therefore, the lock core 5 can only slide in the unlocking or locking direction, and the positioning rib 42 can also facilitate the installation of the lock core 5, and only the lock core 5 can be inserted into the positioning rib 42 when the lock core 5 is installed; The lock cylinder 5 is the main movable component in the present invention. The lock cylinder 5 is provided with a magnetic groove 52. The first lock magnet 10 is a magnet with a magnetic force, and is installed in the magnetic groove 52. The lock cylinder 5 is provided with a lock wing 51. The lock wing 51 is used in conjunction with the lock hook 71. When the lock wing 51 is inserted into the lock hook 71, the lock head and the base 7 cannot be separated at this time, and the lock body 1 is in a locked state, when the lock wing 51 is released by the lock hook 71. When the lock head and the base 7 can be opened at this time, the lock body 1 is in an unlocked state; the lower cover 6 of the present invention and the upper cover 4 are connected by a snap connection, and the lower cover 6 is installed without affecting the normal sliding of the lock core 5 In order to enter one Partial occurs during sliding to ensure that the plug 5 Moving, the lower cover 6 and the lock cylinder 5 are further provided with a matching guide strip 62 and a sliding groove 53. The guide strip 62 and the sliding groove 53 are respectively disposed along the sliding direction of the lock cylinder 5, and the upper cover 4, the lower cover 6 and the lock cylinder 5 constituting the lock structure of the present invention, since the lock cylinder 5 is sealed between the upper cover 4 and the lower cover 6, the lower cover 6 is provided with a through groove 61, and the through groove 61 is provided for the lock 71 on the base 7. Passing through and cooperating with the locking wing 51 on the lock cylinder 5; the second lock magnet 8 is mounted in the base 7 of the present invention, the base 7 is further provided with four positioning posts 72, and the lower cover 6 is provided with four positioning slots. 63, the bottom surface of the base 7 is provided with a sticker 9, and the base 7 is fixed on the surface of the object by the adhesive 9, and the positioning post 72 and the lock hook 71 on the fixed base 7 are disposed on the outer side, and are positioned through the positioning groove 63. The cooperation of the column 72 facilitates the installation of the lock head.

In order to further increase the utility of the present invention, the present invention also provides a flexible connecting strip 3, a locking body 1 is arranged at both ends of the connecting strip 3, a card slot is provided on the connecting strip 3, and a card is arranged on the lower cover 6. The post and the connecting strip 3 are connected to the lock body 1 by snapping the card slot into the post. According to the invention, the connecting strip 3 can also be designed to be telescopic to adjust the spacing between the two locking bodies 1, or the locking body 1 at one end can be arranged to slide between the two locking bodies 1 on the connecting strip 3. Pitch.

The working principle of the invention is as follows:

As shown in FIG. 7, the mounting method of the present invention is to fix the base 7 of the two lock bodies 1 to the opening and closing portion and the fixing portion of the object respectively, and when any one of the lock bodies 1 is opened, the object can be opened. After the lock head of the present invention is engaged with the base 7, the lock core 5 slides toward the side close to the lock hook 71 by the suction force of the second lock magnet 8 and the first lock magnet 10, so that the lock flap 51 is inserted into the lock hook 71. In this case, the lock and the base 7 are locked, and the locking function of the present invention is realized. The state diagram is as shown in FIG. 6; when the magnetic key 2 is placed in the magnetic key slot 41, as long as The magnetic force between the magnetic key 2 and the first magnetic lock 10 is greater than the magnetic force between the second magnetic lock 8 and the first magnetic lock 10, and the lock core 5 can be attracted by the magnetic force of the larger magnetic key 2, so that the lock cylinder 5 is slid away from the side away from the lock hook 71, the lock wing 51 is disengaged from the lock hook 71, and the key lock and the base 7 are opened, thereby realizing the unlocking function of the present invention, and its state diagram is shown in FIG.

The specific installation steps of the present invention are shown in Figure 4:

1. The first lock magnet 10 is loaded into the magnetic groove 52 of the lock cylinder 5 to form a lock cylinder assembly;

2. The connecting belt 9 is loaded into the lower cover 6 to form a lower cover assembly;

3. The lock cylinder assembly is engaged with the positioning rib 42 on the upper cover 4 through the lock cylinder positioning groove to form an upper cover assembly;

4. Insert the second lock magnet 8 into the base 7 and stick the adhesive 9 to form a base assembly;

5. Fasten the lock assembly and the base assembly to form a complete lock body.

The assembly of the two sides of the connecting belt 9 is the same. The invention can select a suitable installation position such as cabinet door, drawer, home appliance door, etc., taking the cabinet as an example, the installation surface is cleaned during installation, and there is no dust, water stain, oil stain, etc., so as not to affect the self-adhesive effect, peeling off The self-adhesive of the base, the ends are gently straightened and pasted in the installation position.

The invention can solve the shortage of the products on the market at present, and the baby can not be cracked and opened, and the installation method is very convenient (it can be easily installed without any tools), and can be operated with one hand, as long as the magnetic key is gently aligned. Open.

Claims

A multifunctional child safety lock comprises a magnetic key (2) and a lock body (1), characterized in that: the lock body (1) comprises a lock head, a base (7) engaged with the lock head, the lock A slidable lock cylinder (5) is arranged in the head, the lock core (5) is provided with a lock wing (51) and a first lock magnet (10), and the base (7) is provided with a lock hook (71). And the second lock magnet (8), the second lock magnet (8) and the first lock magnet (10) magnetically engage the lock wing (51) with the lock hook (71) to achieve the lock body (1) The lock function, the magnetic key (2) and the first magnetic lock (10) are magnetically separated from the lock hook (71) by the magnetic force to realize the unlocking function of the lock body (1).
A multifunctional child safety lock according to claim 1, wherein said lock head comprises an upper cover (4) and a lower cover (6), and the upper cover (4) and the lower cover (6) are snap-fitted The lock cylinder (5) is disposed in an accommodation space composed of the upper cover (4) and the lower cover (6).
A multifunctional child safety lock according to claim 2, wherein a side of the lock cylinder (5) adjacent to the lower cover (6) is provided with a chute (53), and the lower cover (6) A side of the upper side of the lock cylinder (5) is provided with a guide strip (62) that is slidably engaged with the sliding groove (53).
A multifunctional child safety lock according to claim 3, wherein the lower cover (6) is provided with a through groove (61) penetrating through the lower cover (6), and the lock head and the base (7) are buckled. At the same time, the locking hook (71) on the base (7) is engaged with the locking wing (51) on the lock cylinder (5) through the through groove (61).
A multifunctional child safety lock according to claim 4, wherein a side of the lower cover (6) adjacent to the base (7) is provided with a positioning groove (63) on the base (7) The positioning post (72) is matched with the positioning groove (63), and the base (7) and the locking head are engaged by the positioning post (72) and the positioning groove (63).
A multifunctional child safety lock according to claim 2, wherein said upper cover (4) is provided with positioning ribs (42) for locking the core (5) and for placing the magnetic key. Magnetic key slot (41).
A multifunctional child safety lock according to claim 6, wherein said lock cylinder (5) is provided with a magnetic groove (52), and the first lock magnet (10) is disposed in the magnetic groove (52). .
A multifunctional child safety lock according to claim 1, further comprising a flexible connecting strip (3), the two ends of said connecting strip (3) being respectively connected to a lock body (1).
A multifunctional child safety lock according to claim 8, characterized in that the spacing between the lock bodies (1) at the ends of the connecting strip (3) can be adjusted by means of the connecting strip (3).
A multifunctional child safety lock according to claim 1, characterized in that a double-sided adhesive (9) is attached to the bottom surface of the base (7).