KR102008849B1 - Bidirectional door stopper with anti sagging and fixing structure using magnetic force - Google Patents

Abstract

The present invention relates to a bidirectional door stopper having a structure for preventing sag and fixed position using magnetic force. The object of the present invention is to maintain a stable closed state at the same position at all times, regardless of neighboring tempered glass doors. Independent operation is possible, and to provide a two-way door stopper having a deflection prevention and in-situ fixed structure using a magnetic force made to supplement the deflection of the tempered glass door with a magnetic force. The present invention for this is coupled to the rotatable structure in the form of a cantilever to the door frame via one or more hinge units are fixed to the upper end of the free end side of the tempered glass door to open and close the door formed on the door frame while rotating around the hinge unit A first fixing unit including a permanent magnet or a magnetic body; And a second fixing unit fixed to the door frame to face the first fixing unit when the tempered glass door is closed to close the doorway of the door frame, and including a permanent magnet or a magnetic material. At least one fixing unit of the unit and the second fixing unit includes a permanent magnet, when the first and second fixing units face each other, the sagging of the tempered glass door is prevented by the attraction force formed between the first and second fixing units It provides a two-way door stopper having a deflection prevention and fixed position fixing structure using a magnetic force, characterized in that the closed state of the tempered glass door is maintained.

Description

Bidirectional door stopper with anti sagging and fixing structure using magnetic force}

The present invention relates to a door stopper for maintaining a closed type tempered glass door in a closed position. More specifically, the tempered glass door always uses a magnetic force formed by a magnet when the tempered glass door is closed. The present invention relates to a two-way door stopper having a deflection prevention and in-situ fixed structure using magnetic force to maintain the closed state at the same position and to prevent sagging of the tempered glass door.

Swing doors are doors that are opened or closed by pushing or pulling, and are frequently installed in doorways provided in buildings to allow people to enter and exit.

Such a swing door is mainly composed of one or two doors are installed in a rotatable structure in the door frame, it is composed of a variety of materials such as wood, metal, tempered glass.

On the other hand, in the case of the door made of tempered glass, it is possible to check the outside situation even when the tempered glass door is closed, and the entrance of the public place where the unspecified people frequently enters with tempered glass because it is easy to identify the person. The hinged doors are mainly constructed.

The tempered glass door is not only significant in its own weight, but one side end of the tempered glass door is coupled to the door frame by the hinge unit, which is installed in the form of a cantilever, and a large load on the hinge unit combining the tempered glass door and the door frame. Will continue to work.

Therefore, the aging of the hinge unit proceeds relatively quickly, and when the internal hydraulic pressure is partially lost due to the aging of the hinge unit or the wear between parts is severe, the opening and closing of the tempered glass door is changed according to the supporting force applied to the tempered glass door from the hinge unit. The force required to change is changed, especially when the tempered glass door is closed, the tempered glass door stops at the position away from the home position, or even when stopped in the home position, it is easily released from the home position by the wind or indoor and outdoor pressure difference There is a problem.

On the other hand, when the tempered glass door is deviated from the position as described above, the gap between the tempered glass door and the tempered glass door or the tempered glass door and the door frame is generated, the loss of heating and cooling energy occurs, and the duct for indoor ventilation In operation, the tempered glass door is automatically opened to a part of the interior and a sudden inflow of outside air causes a significant inconvenience in winter.

In addition, when the digital door lock which automatically locks is installed in the tempered glass door, if the tempered glass door does not stop at the correct position as described above, the protruding bar is not inserted into the hole due to the operation of the digital door lock. Not only the tempered glass door can not be locked, because the digital door lock is repeatedly operated until the combination of the latch and the hole is made, there is a problem that the battery installed in the digital door lock is quickly consumed, and wear of related parts is also fast.

In consideration of the above problems, the present applicant has developed a two-way stopper for a swing door that allows the tempered glass door to be kept in the closed position accurately by using an attraction force formed between two magnets. It is disclosed by patent document 1.

The two-way stopper for the swing door includes a first magnet unit and a second magnet unit, the first magnet unit is installed to be fixed to the side of the first door, the second magnet unit is to be fixed to the side of the second door When the first and second doors are closed to close the entrance and exit, the first and second magnetic units face each other and are configured to maintain a closed state of the first and second doors by forming an attraction force therebetween.

However, the bidirectional stopper for the swing door as described above has a manner in which the first magnetic unit installed in the first door and the second magnetic unit installed in the second door react with each other to form an attraction force. Due to the attraction force formed between the first and second magnetic units there is a problem that the other one door is affected and shaken.

In addition, in the case of the first and second doors made of tempered glass, it is difficult to secure a stable fixing structure of the magnet unit on the side part, so there is a problem in that the magnet unit is separated from the door with the passage of time.

In addition, when the magnetic unit is installed on the side of the door, there is a problem that it is impossible to install the hand-holding protector for preventing an accident caused by the hand caught between the first and second doors.

Patent Application Publication No. 10-1663982 (August 12, 2016)

The present invention has been made in consideration of the above problems, an object of the present invention is to maintain a stable state in which the tempered glass door is always stable at the same position, independent of the adjacent tempered glass door is possible, It is to provide a two-way door stopper having a deflection prevention and in-situ fixed structure using a magnetic force made to compensate the deflection of the tempered glass door with a magnetic force.

The present invention to achieve the object as described above and to perform the problem for removing the conventional defects is coupled to the rotatable structure in the form of a cantilever to the door frame via one or more hinge units are rotated about the hinge unit to the door frame A first fixing unit fixedly installed at an upper end of a free end side of the tempered glass door to open and close the formed entrance, and having a through hole formed at a center thereof and including a permanent magnet or a magnetic material having a ring shape; And a second fixing unit fixed to the door frame so as to face the first fixing unit at an upper side of the first fixing unit when the tempered glass door is closed to close the doorway of the door frame, and including a permanent magnet or a magnetic body. At least one fixing unit of the first fixing unit and the second fixing unit includes a permanent magnet and is reinforced by an attractive force formed between the first and second fixing units when the first and second fixing units face each other. The sagging of the glass door is prevented, and the closed state of the tempered glass door is made to be maintained. The first fixing unit is formed such that the permanent magnet or magnetic body is inserted, and the inserted permanent magnet or magnetic body is moved up and down. It is made to include one or more insertion grooves formed to be adjustable, the housing is fixed to the top of the tempered glass door; Fastening portions formed on bottom surfaces of the respective insertion grooves; A spring installed in the insertion groove to push the permanent magnet or magnetic material inserted into the insertion groove to the outside of the insertion groove; And a position adjusting bolt configured to screw through the through hole and the spring formed in the center of the permanent magnet or the magnetic body to adjust the position of the permanent magnet or the magnetic body according to the coupling degree with the fastening part. Provided is a two-way door stopper having a deflection prevention and in-situ fixed structure using magnetic force.

delete

delete

According to the present invention having the above characteristics, when the first fixing unit and the second fixing unit face due to the closing of the tempered glass door, reinforced by the attraction force formed between the permanent magnet and permanent magnet or permanent magnet and magnetic body As the glass door is constrained, not only can the tempered glass door always remain closed at a certain position, but the attraction force formed between the first fixing unit and the second fixing unit moves the free end of the glass door upwards. Since it is to act to pull up, there is an effect that can prevent sagging of the tempered glass door.

In addition, by allowing the user to adjust the size of the attraction force formed between the first fixing unit and the second fixing unit by adjusting the position of the first fixing unit or the position of the permanent magnet or magnetic body installed in the first fixing unit In addition, it is possible to effectively cope with the change in the magnitude of the magnetic force due to the passage of time or the pollution or the degree of deflection of the tempered glass door, as well as the size of the manpower can be freely adjusted according to the user's taste, thereby improving satisfaction.

In addition, when two tempered glass doors are installed in the door frame, the movement of each tempered glass door can be restricted independently, so that the movement of one tempered glass door can be prevented from affecting the other tempered glass door. have.

In addition, it is possible to install a hand pinch protector on the side of the glass door.

1 is a perspective view of a bidirectional door stopper according to a preferred embodiment of the present invention;
2 is a front view of a bidirectional door stopper according to a preferred embodiment of the present invention;
3 is a front view showing a state in which the two-way door stopper according to the present invention is installed in the double door type door;
4 is a detailed view of the 'A' part,
Figure 5 is a cross-sectional view showing a position adjustment structure of the permanent magnet mounted to the first fixing unit according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In describing the present invention, if it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a perspective view of a two-way door stopper according to a preferred embodiment of the present invention, Figure 2 is a front view of a two-way door stopper according to a preferred embodiment of the present invention, Figure 3 is a two-way door type door stopper according to the present invention Figure 4 is a front view showing a state installed in, Figure 4 shows a detailed view 'A'.

In the bidirectional door stopper according to the present invention, the tempered glass door 10 is always in a constant position regardless of the direction in which the tempered glass door 10 opens, that is, the tempered glass door 10 opens inward or outward. Forming a binding force between the tempered glass door 10 and the door frame 20 to maintain the closed state, it is composed of the first fixing unit 110 and the second fixing unit 120.

On the other hand, the bi-directional stopper according to the present invention is a double door type door with two tempered glass door 10 is installed on one door frame 20, and one tempered glass door 10 is installed on one door frame 20 It can be applied to both swing doors.

The first fixing unit 110 is fixedly installed in the tempered glass door 10 to move together with the tempered glass door 10, when the tempered glass door 10 is closed to close the entrance, the door frame 20 and It is installed on the upper end of the tempered glass door 10 to face.

On the other hand, the first fixing unit 110 according to a preferred embodiment of the present invention is composed of a housing 111 and a permanent magnet (112).

The housing 111 includes one or more permanent magnets 112 and includes one or more slit-type fastening holes 113 through which fixing bolts are formed.

On the other hand, the slit-type fastening hole 113 is composed of a rectangular structure extending in the vertical direction is configured to enable the vertical position adjustment of the first fixing unit 110, according to such a slit-type fastening hole 113, reinforcement The size of the attraction formed between the first fixing unit 110 and the second fixing unit 120 can be adjusted by moving and fixing the first fixing unit 110 up and down according to the deflection state of the glass door 10. Will be.

For example, when the amount of deflection of the tempered glass door 10 is increased, when the first fixing unit 110 is moved upward to fix it, between the first fixing unit 110 and the second fixing unit 120. As the attraction force increases, deflection of the tempered glass door 10 may be compensated.

Meanwhile, FIGS. 1 and 2 include two slit-type fastening holes 113, and two slit-type fastening holes 113 are formed in parallel with a vertical height difference.

On the other hand, according to a preferred embodiment of the present invention, two permanent magnets 112 are exposed to the upper surface of the housing 111 is installed.

As such, the permanent magnet 112 installed on the upper surface of the housing 111 may be replaced by a magnetic material. In this case, the second fixing unit 120 includes a permanent magnet.

The first fixing unit 110 configured as described above is fixedly installed at the upper end of the free end 10b side of the tempered glass door 10 to pull the tempered glass door 10 together with the second fixing unit 120. It is configured to prevent sagging of the tempered glass door 10 while forming a lifting force.

For reference, since the tempered glass door 10 is coupled to the door frame 20 by a rotatable structure through one or more hinge units 11, the door glass 20 may be connected to the door frame 20 by a hinge unit 11, such as a known cantilever beam. It includes a fixed end (10a) and a free end (10b) unconstrained, the first fixing unit 110 is installed so as to be located on the free end (10b) and the second fixing unit (120) Together with the formation of the attraction force to raise the free end (10b) of the tempered glass door 10 can be more effectively respond to the sag of the tempered glass door (10).

When the tempered glass door 10 is closed to close the entrance, the second fixing unit 120 is fixed to the upper end of the door frame 20 so as to face the first fixing unit 110 installed in the tempered glass door 10. Is installed.

On the other hand, the second fixing unit 120 according to a preferred embodiment of the present invention is composed of a bracket 121 and the permanent magnet 122.

The bracket 121 includes one or more permanent magnets 122, and the door frame to be positioned at a position corresponding to the first fixing unit 110 fixedly installed at the upper end of the free end 10b side of the tempered glass door 10. 20) is fixedly installed at the upper end.

The permanent magnet 122 is installed to be fixed to the bracket 121 to generate a manpower while facing the permanent magnet 112 installed in the first fixing unit 110, when the tempered glass door 10 is closed, Figure 1 And when two permanent magnets 112 are installed on the upper surface of the first fixing unit 110, as shown in Figure 2, the two permanent magnets 122 are also fixed to the bracket 121.

Of course, the permanent magnets 112 installed in the first fixing unit 110 and the permanent magnets 122 installed in the second fixing unit 120 are arranged to face different polarities to form an attractive force.

As such, the permanent magnet 122 that forms the attraction force by reacting with the permanent magnet 112 installed in the first fixing unit 110 may be replaced with a magnetic material.

The function and effect of the bidirectional door stopper according to the present invention configured as described above will be described.

Meanwhile, in the following description, permanent magnets 112 and 122 are installed in the first fixing unit 110 and the second fixing unit 120, respectively, and the permanent magnets 112 and the second fixing unit installed in the first fixing unit 110. It is assumed that the permanent magnets 122 installed in the unit 120 are configured to react with each other to form an attraction force.

The first fixing unit 110 is installed on the upper end of the tempered glass door 10, the second fixing unit 120 is installed on the upper end of the door frame 20, the first and second fixing units (110, 120) Regardless of the tempered glass door 10 may be provided with a hand pinch protector.

Meanwhile, when the tempered glass door 10 is closed to close the entrance, the first fixing unit 110 and the second fixing unit 120 face each other, and at this time, the permanent magnet 112 installed in the first fixing unit 110. And a second permanent magnet 122 installed in the second fixing unit 120 react with each other, and attraction is generated, and because the tempered glass door 10 is bound to a closed position by the attraction, external factors such as wind or vibration Due to this, it is possible to prevent the tempered glass door 10 from being opened arbitrarily.

In addition, the attraction force formed between the first fixing unit 110 and the second fixing unit 120 has a function of pulling up the free end 10b of the tempered glass door 10 to the upper portion, the tempered glass door ( It is possible to prevent and prevent sag of 10).

In addition, when a two-door door stopper according to the present invention is applied to a double door type door having two tempered glass doors 10 installed on one door frame 20, the restraint of each tempered glass door 10 by magnetic force is independent. Since it is made of, one of the tempered glass door 10 is opened and closed in the process of being able to prevent the remaining tempered glass door 10 is affected.

5 is a sectional view showing a position adjusting structure of the permanent magnet mounted to the first fixing unit according to the present invention.

The first fixing unit 110 may be configured so that the user adjusts the size of the attraction through the adjustment of the position of the permanent magnet 112 or the magnetic body, below the size of the attraction through the adjustment of the position of the permanent magnet 112 It will be described for the first fixing unit 110 made to be adjusted.

The first fixing unit 110 configured to adjust the size of the attraction is configured to further include a fastening portion 115, a spring 116, and a positioning bolt 117 in addition to the permanent magnet 112 and the housing 111. .

On the other hand, the permanent magnet 112 is formed in a ring shape in which a through hole 1121 is formed in the center portion, the upper surface portion of the housing 111 is formed so that the permanent magnet 112 is inserted, the inserted permanent magnet 112 One or more insertion grooves 114 are formed deep enough so that the position can be adjusted while moving up and down.

The fastening part 115 is formed to be located at the bottom of the insertion groove 114, the female screw to which the positioning bolt 117 is fastened to be formed in a vertical structure.

The spring 116 is installed inside the insertion groove 114 to push the permanent magnet 112 inserted into the insertion groove 114 to the outside of the insertion groove 114, according to this structure the permanent magnet 112 The spring 116 is compressed as it is inserted into the insertion groove 114.

The positioning bolt 117 is configured to be fastened to the fastening portion 115 by passing through the permanent magnet 112 and the spring 116, the permanent magnet 112 by the positioning bolt 117 is an insertion groove ( 114).

In addition, the user can adjust the position of the permanent magnet 112 by adjusting the degree of fastening the position adjustment bolt 117 to the fastening portion 115.

That is, when the user adjusts the position adjusting bolt 117 by turning clockwise, the position adjusting bolt 117 is pushed down in the direction close to the fastening portion 115 and presses the permanent magnet 112, thereby permanently As the magnet 112 descends, it moves away from the second fixing unit 120, and the attraction force decreases.

On the contrary, when the positioning bolt 117 is released in the counterclockwise direction, the permanent magnet 112 is raised by the elasticity of the spring 116, and the attraction force is increased.

Therefore, when the user sags the tempered glass door 10, by increasing the attraction in such a way as to lift the permanent magnet 112 of the first fixing unit 110 by releasing the positioning bolt 117, the tempered glass The sag of the door 10 can be compensated for.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

<Explanation of symbols for the main parts of the drawings>
10: tempered glass door 11: hinge unit
20: door frame 110: first fixing unit
111: housing 112: permanent magnet
113: slit fastening hole 114: insertion groove
115: fastening portion 116: spring
117: positioning bolt 120: second fixing unit
121: bracket 122: permanent magnet

Claims (3)

delete delete It is coupled to the door frame via the one or more hinge units in a rotatable structure, and is fixedly installed at the upper end of the free end side of the tempered glass door that opens and closes the entrance formed in the door frame while rotating about the hinge unit. A first fixing unit having a permanent magnet or magnetic material formed in a ring shape; And
When the tempered glass door is closed to close the doorway of the door frame, the second fixing unit is fixed to the door frame to face the first fixing unit from the upper side of the first fixing unit, the second fixing unit including a permanent magnet or magnetic body; Lose,
At least one fixing unit of the first fixing unit and the second fixing unit includes a permanent magnet, when the first and second fixing units face each other, the attraction of the tempered glass door by the attraction force formed between the first and second fixing units. Prevent sag and keep the closed glass door closed,
The first fixing unit,
The permanent magnet or magnetic material is formed to be inserted, and comprises one or more insertion grooves formed so that the position can be adjusted while the inserted permanent magnet or magnetic material moves up and down, and is fixed to the top of the tempered glass door housing;
Fastening portions formed on bottom surfaces of the respective insertion grooves;
A spring installed in the insertion groove to push the permanent magnet or magnetic material inserted into the insertion groove to the outside of the insertion groove; And
Consists of a through hole and a spring formed in the center of the permanent magnet or magnetic material to be screwed to the fastening portion to adjust the position of the permanent magnet or magnetic material according to the degree of fastening with the fastening portion; Two-way door stopper having anti-sag and fixed position structure using magnetic force.

Images