CN111997457A

CN111997457A - Door buckle type self-locking door stopper

Info

Publication number: CN111997457A
Application number: CN202010780220.6A
Authority: CN
Inventors: 郑大昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2020-11-27

Abstract

The invention discloses a door lock type self-locking door stopper which comprises a base, a locking piece, a spring, a locking rod, a first pin shaft, a second pin shaft, a third pin shaft, a linkage rod, a door hook and a bottom cover; the locking piece, the spring, the locking rod and the base jointly form a PUSH-PUSH self-locking structure. The first pin shaft penetrates through the first base pin hole and the first door hook pin hole to enable the first door hook to rotate on the first base pin shaft; one end of the linkage rod is connected to the locking piece through a second pin shaft, and the other end of the linkage rod is connected to the door hook through a third pin shaft. When the door stopper is in an unlocking state, the door plate is slightly pushed to enable the door plate to push the locking piece to compress the spring, the linkage rod moves along with the locking piece and drives the door hook to rotate to buckle the door plate, and the door stopper is in a locking state after hands are released; at the moment, the door stopper can be unlocked only by slightly pushing the door plate again. The door catch type self-locking door stopper is simple and convenient to operate, can be locked or unlocked only by slightly pushing the door plate, and is not afraid of strong wind.

Description

Door buckle type self-locking door stopper

Technical Field

The invention relates to the field of home decoration facilities, in particular to a door buckle type self-locking door stopper.

Background

The door stopper is generally divided into two parts, which are respectively mounted on the door and the wall, for fixing the position of the door and preventing the door from being closed by wind or other accidents. Most of door stoppers in the current market are magnetic attraction type door stoppers, and the magnetic force of the magnetic attraction type door stopper gradually decreases as the service life of the magnetic attraction type door stopper increases; meanwhile, when wind power is large, the magnetic door stopper cannot fix the door plate at all, and the effect is poor.

Disclosure of Invention

The invention provides a door lock type self-locking door stopper aiming at the defects of the existing magnetic door stopper. The door stopper can be automatically locked when the door is close to the wall and the door stopper is compressed, so that the door plate is firmly fixed, and the door stopper cannot be unlocked under the condition of not damaging the door stopper no matter how much wind exists; the door stopper can be automatically unlocked only by slightly pushing the door plate again.

In order to achieve the purpose, the invention adopts the technical scheme that a door buckle type self-locking door stopper is provided. The door stopper comprises a base, a locking piece, a spring, a locking rod, a first pin shaft, a second pin shaft, a third pin shaft, a linkage rod, a door hook and a bottom cover.

The base, the locking piece, the spring and the locking rod jointly form a PUSH-PUSH self-locking structure, the locking piece is provided with a locking sliding groove, and the locking rod is provided with a sliding needle. The door hook is arranged on the base through the first pin shaft and can rotate around the first pin shaft to form a lever structure. Two ends of the linkage rod are respectively connected to the locking piece and the door hook through a second pin shaft and a third pin shaft. When the door plant supports locking piece top and promotes locking piece compression spring, the sliding needle of locking pole slides on the locking spout, and locking piece passes through the gangbar simultaneously and drives the door hook and rotate, puts the hand when the door plant can't promote locking piece, and under the effect of spring, the sliding needle continues the motion and then static, and the door stopper is in the locking state this moment, and the door plant is just withheld to the door hook. And after the door plate is slightly pushed again, the door stopper is unlocked.

The door catch type self-locking door stopper is resistant to strong wind, good in buffering effect, capable of reducing the collision between a door and a wall, simple and convenient to operate, and capable of being locked or unlocked only by slightly pushing the door plate. The door stopper is firm and durable in structure, simple and easy to machine parts, and suitable for large-scale production.

Drawings

Fig. 1 is an exploded view of a door stopper.

FIG. 2 is a block diagram of the latch.

Fig. 3 is a structural view of the lock lever.

Fig. 4 is a diagram illustrating two common designs of a PUSH-PUSH self-locking structure locking chute.

Fig. 5 is a structural view of the bottom cover.

Fig. 6 is a sectional view a-a of the door stopper in a locked state.

Fig. 7 is a B-B sectional view in the door stopper unlocked state.

FIG. 8 is a structural view of a magnetic attraction sheet.

Fig. 9 is a schematic view of a door stopper assembly with a striker.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-bottom cover, 2-locking rod, 2.1-sliding needle, 2.2-fixing needle, 3-base, 3.1-base pin hole, 3.2-fixing hole, 4-spring, 5-pin shaft two, 6-locking piece, 6.1-locking piece pin hole, 6.2-locking sliding groove, 6.3-slope one, 6.4-slope two, 6.5-slope three, 6.6-slope four, 7-magnet, 8-magnetic attraction piece, 8.1-arc surface protrusion, 9-door hook, 9.1-door hook pin hole one, 9.2-door hook pin hole two, 10-pin shaft three, 11-linkage rod, 11.1-linkage rod pin hole one, 11.2-linkage rod pin hole two, 12-pin shaft one, 13-touch head, 13.1-buckle ring and 14-small spring.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1: the door stopper mainly comprises a bottom cover 1, a locking rod 2, a base 3, a spring 4, a second pin shaft 5, a locking piece 6, a door hook 9, a third pin shaft 10, a linkage rod 11, a first pin shaft 12 and other parts.

The base 3 is provided with a base pin hole 3.1 and a fixing hole 3.2; the locking piece 6 is provided with a locking piece pin hole 6.1 and a locking sliding groove 6.2, and the structure of the locking piece is shown in figure 2; the locking rod 2 is provided with a sliding needle 2.1 and a fixed needle 2.2, and the structure diagram is shown in fig. 3, and the sliding needle is usually made of a metal rod with two ends bent at a right angle. The locking piece 6 can only do linear motion in the vertical direction of the base 3, the spring 4 is installed between the base 3 and the locking piece 6, the fixing needle 2.2 of the locking rod 2 is inserted into the fixing hole 3.2 of the base 3, and the sliding needle 2.1 of the locking rod 2 just can slide on the locking sliding groove 6.2 of the locking piece 6. The locking piece 6, the spring 4, the locking rod 2 and the base 3 jointly form a PUSH-PUSH self-locking structure.

Fig. 4 shows two common designs of a PUSH-PUSH self-locking structure locking runner 6.2. The PUSH-PUSH self-locking structure is a self-locking structure adopted in a common PUSH type self-locking switch, and locking and unlocking can be realized only by pressing; all positions on the peach-heart-shaped path of the locking chute 6.2 shown on the left side of the figure 4 are on the same plane, the sliding needle 2.1 can only slide along the clockwise direction, and under the condition that the PUSH-PUSH self-locking structure is not subjected to external force, the sliding needle 2.1 can only be stationary at two positions, namely the concave position and the peach-heart-shaped path; the locking chute 6.2 shown on the right of fig. 4 is provided with a slope I6.3, a slope II 6.4, a slope III 6.5 and a slope IV 6.6 along the clockwise direction on the peach-heart-shaped path, and the four slopes are all unidirectional, so that the sliding needle 2.1 can only slide on the locking chute 6.2 along the clockwise direction, and under the condition that the PUSH-PUSH self-locking structure is not subjected to external force, the sliding needle 2.1 can only be stationary at two positions, namely the concave position and the peach-heart-shaped path.

The door hook 9 is provided with a first door hook pin hole 9.1 and a second door hook pin hole 9.2, the first hinge pin 12 penetrates through the first base pin hole 3.1 and the first door hook pin hole 9.1 to enable the door hook 9 to rotate around the first hinge pin 12, and the door hook 9, the first hinge pin 12 and the base 3 form a lever structure together. The linkage rod 11 is provided with a linkage rod pin hole I11.1 and a linkage rod pin hole II 11.2, the pin shaft II 5 penetrates through the locking piece pin hole 6.1 and the linkage rod pin hole II 11.2, the pin shaft III 10 penetrates through the door hook pin hole II 9.2 and the linkage rod pin hole I11.1, two ends of the linkage rod 11 are respectively connected with the locking piece 6 and the door hook 9, and the three parts can rotate around the pin shaft at the connecting part.

The bottom cover 1 is used for sealing the mounting opening of the locking rod 2 on the side surface of the base 3, and meanwhile, the bottom cover 1 is provided with a small spring 14, as shown in fig. 5, the small spring 14 just props against the locking rod 2, so that the operation of the whole PUSH-PUSH self-locking structure is more stable and reliable.

The working principle of the door stopper of the invention is shown in fig. 6 and 7:

the door stopper is arranged on the wall, when the door plate is leaned against the wall surface by hands and the locking piece 6 is pushed, the locking piece 6 compresses the spring 4, meanwhile, the sliding needle 2.1 starts to slide along the clockwise direction from the peach-shaped position of the peach-heart-shaped path of the locking chute 6.2, and the locking piece 6 drives the door hook 9 to rotate through the linkage rod 11; when the sliding needle 2.1 slides to the highest point of the left half side of the peach-heart-shaped path of the locking sliding groove 6.2, the door panel can not push the locking piece 6 any more, at the moment, the hand is released, under the action of the spring 4, the sliding needle 2.1 continuously slides until the sliding needle slides to the concave position of the peach-heart-shaped path of the locking sliding groove 6.2 to stop, at the moment, the door stopper is in a locking state, and the door hook 9 just buckles the door panel, as shown in fig. 6. If the door stopper needs to be unlocked, the door plate is slightly pushed by a hand again, the door plate pushes the locking piece 6, the door plate cannot push the locking piece 6 again when the sliding needle 2.1 slides to the highest position of the right half side of the peach-heart-shaped path, the hand is loosened at the moment, the sliding needle 2.1 can continuously slide to the peach-tip position of the peach-heart-shaped path in the clockwise direction and stop under the action of the spring 4, the door hook 9 is also driven by the linkage rod 11 to rotate reversely to the unlocking position, and the door stopper is in the unlocking state at the moment, as shown in fig. 7.

In addition, set up a magnet 7 at the top of locking piece 6, the piece 8 is inhaled with the magnetism in the position installation of 6 top contacts of locking piece on the door plant, and the magnetism inhales the piece 8 and can be attracted by magnet 7, just so can realize the function of ordinary magnetism type door-inhale, inhale and be equipped with cambered surface protruding 8.1 on the piece 8, as shown in fig. 8, can make the better contact of magnetism piece 8 and magnet 7 of inhaling.

As shown in fig. 9, a touch head 13 is provided for the door stopper, a fastening ring 13.1 shaped like Jiong is provided on the touch head 13, and the fastening ring 13.1 can be attracted by the magnet 7; the two parts of the door stopper combination matched with the collision head 13 are respectively arranged on the wall surface and the door plate, the door stopper is arranged on the wall surface, and the collision head 13 is arranged on the door plate; on the contrary, if the door stopper is installed on the door panel, the collision head 13 is installed on the wall surface. For the door suction combination at this time, the door plate is slightly pushed, and the buckling ring 13.1 pushes the locking piece 6; when the door stopper is in the locking state, the door hook 9 just catches the fastening ring 13.1. In this way, the door stopper can be applied to the condition that the door plate is very thick and the door hook 9 cannot be buckled on the door plate; it is also applicable to a case where the door hook 9 cannot catch an object but it is desired to fix the object with a door stopper.

The above description is only a preferred embodiment of the present invention, and all modifications, equivalents, and flow changes made by using the contents of the present specification and drawings, or applied directly or indirectly to other related arts, shall be included in the scope of the present invention.

Claims

1. A door buckle type self-locking door stopper comprises a bottom cover (1), a locking rod (2), a base (3), an elastic piece (4), a second pin shaft (5), a locking piece (6), a door hook (9), a third pin shaft (10), a linkage rod (11) and a first pin shaft (12); a locking piece pin hole (6.1) and a locking sliding groove (6.2) are arranged on the locking piece (6); one end of the locking rod (2) is provided with a sliding needle (2.1), and the sliding needle (2.1) and the main rod body form a right angle; the PUSH-PUSH self-locking structure is characterized in that a PUSH-PUSH self-locking structure (a PUSH-PUSH self-locking structure is adopted by a common PUSH type self-locking switch) is formed by the locking piece (6), the elastic piece (4), the locking rod (2) and the base (3) together, the locking piece (6) moves linearly on the base (3) along the vertical direction, the elastic piece (4) is arranged between the locking piece (6) and the base (3), one end of the locking rod (2) is connected to the base (3), the locking rod (2) can only rotate on one surface of the base (3) around a connecting point and cannot move, and a sliding needle (2.1) of the locking rod (2) slides on a locking sliding groove (6.2) of the locking piece (6); the path of the locking chute (6.2) is similar to a peach heart shape, the sliding needle (2.1) can only slide on the locking chute (6.2) along the clockwise or anticlockwise direction, and the sliding needle (2.1) can only be stationary at two positions, namely a concave position and a peach tip, of the peach heart-shaped path of the locking chute (6.2) under the condition that the PUSH-PUSH self-locking structure is free from external force; a hook is arranged at one end of the door hook (9), and a door hook pin hole I (9.1) and a door hook pin hole II (9.2) are arranged on the door hook (9); the first pin shaft (12) penetrates through the first door hook pin hole (9.1) and is fixed on the base (3), so that the door hook (9) can rotate around the first pin shaft (12) to form a lever structure; a linkage rod pin hole I (11.1) and a linkage rod pin hole II (11.2) are arranged on the linkage rod (11), a pin shaft III (10) penetrates through a door hook pin hole II (9.2) and the linkage rod pin hole I (11.1), and a pin shaft II (5) penetrates through a locking piece pin hole (6.1) and the linkage rod pin hole II (11.2); the bottom cover (1) just covers the mounting opening of the locking rod (2) on the side surface of the base (3).

2. The door catch type self-locking door stopper according to claim 1, wherein: the door stopper comprises a bottom cover (1), a locking rod (2), a base (3), an elastic piece (4), a second pin shaft (5), a locking piece (6), a magnet (7), a magnetic suction piece (8), a door hook (9), a third pin shaft (10), a linkage rod (11) and a first pin shaft (12); the magnet (7) is fixedly arranged at the top of the locking piece (6); the magnetic attraction piece (8) can be attracted by the magnet (7), the cambered surface protrusion (8.1) is arranged on one surface of the magnetic attraction piece (8), and the magnetic attraction piece (8) is fixedly attached to the door panel.

3. The door catch type self-locking door stopper according to claim 1, wherein: the door stopper comprises a bottom cover (1), a locking rod (2), a base (3), an elastic piece (4), a second pin shaft (5), a locking piece (6), a magnet (7), a door hook (9), a third pin shaft (10), a linkage rod (11), a first pin shaft (12) and a collision head (13); the magnet (7) is fixedly arranged at the top of the locking piece (6); an Jiong-shaped buckle ring (13.1) is arranged on the collision head (13), and the buckle ring (13.1) can be attracted by the magnet (7); the collision head (13) is fixedly arranged on the door plate, and the door hook (9) buckles the buckle ring (13.1) of the collision head (13) when the door stopper is locked.

4. The bottom cover (1) according to one of claims 1, 2, 3 is provided with a small elastic member (14), the small elastic member (14) just abutting against the locking lever (2).