KR200495538Y1 - Inspection hole for ceiling - Google Patents

Abstract

An object of the present invention is to provide a sliding door fixture and a ceiling inspection tool for a ceiling inspection tool that prevent a sliding door falling accident.
Accordingly, in the present invention, a rectangular frame-shaped ceiling panel having an opening formed therein, the opening is opened and closed by a slide parallel to the upper surface of the ceiling panel from the upper side of the ceiling panel, and the opening is opened and closed on the four-sided rim of the upper end facing outward A slide door having a flange, fixed to at least both sides of the left and right sides of the opening among the upper surfaces of the ceiling panel, a first frame having locking grooves formed on both sides thereof, and coupled to the first frames to face each other, the slide door on the upper surface Ceiling inspection tool including a pair of fixtures integrally formed with an outward flange of the elastically fitted holder to guide the sliding movement in contact with the surface, and elastically maintaining the state in which the slide door is fixed on the first frame to start

Description

INSPECTION HOLE FOR CEILING

The present invention relates to a ceiling inspection opening, and more particularly, a ceiling inspection opening that can open and close a slide door more simply and easily, and can also stably maintain the fixed state of the slide door to prevent rattling and falling accidents is about

In general, after installing various facilities or facilities such as water and sewage pipes and electrical wiring under the ceiling slab of a building, it is finished with a ceiling material to improve the interior aesthetics. An inspection tool is installed for inspection.

As shown in FIG. 1, most of these ceiling inspection openings have an opening and closing structure in which the door 200 is attached to the inside of the frame 100 of a square shape by a hinge 220 joint.

Recently, in order to solve the inconvenience of the opening/closing structure, a structure has been proposed that uses the magnetic force of a magnet to facilitate installation on the ceiling surface and to facilitate opening and closing of the door.

However, when the ceiling inspection hole with a structure that uses magnetic force is installed in a narrow space such as a bathroom, when the door of the bathroom is opened and closed, the door part cannot be stably fixed to the frame or the ceiling material of the bathroom due to a sudden change in pressure inside the bathroom. There is a problem that noise is generated and the door may fall accidentally during the opening and closing process.

The background art or prior art described herein is information possessed by the present inventor or acquired in the process of deriving the present invention, and is only intended to help understand the technical meaning of the present invention, and prior to the filing of the present invention, the technology to which the present invention belongs It is revealed that it does not mean a technique widely known in the field, and the reference numerals in the prior art are independent of the reference numerals in the present invention.

KR10-0619426 B1 (2006.08.26) KR20-0391122 Y1 (2005.07.20) KR10-1797934 B1 (2017.11.09) KR10-2020-0060824 A (2020.06.02) KR10-1748086 B1 (2017.06.09) KR20-0488636 Y1(2019.02.25) KR20-0415304 Y1 (2006.04.25)

Accordingly, the present inventor comprehensively considers all the above matters and at the same time, in an idea to solve the technical limitations and problems of the existing ceiling inspection hole technology, it can be opened and closed simply and easily by applying the slide door structure of the inner rail method, In addition, the present invention was developed as a result of continuous research to develop a ceiling inspection tool with a new structure that can reliably prevent rattling and falling accidents by stably maintaining the fixed state of the slide door. was created

Therefore, the technical problem and object to be solved by the present invention is to provide a ceiling inspection tool that allows the sliding door to be opened and closed simply and easily.

In addition, another technical problem and object to be solved by the present invention is to provide a ceiling inspection hole that can prevent rattling and falling accidents of the slide door.

Here, the technical problems and objectives to be solved by the present invention are not limited to the technical problems and objectives mentioned above, and other technical problems and objects not mentioned will be clearly understood by those skilled in the art from the following description.

Specific means according to an embodiment of the present invention for effectively achieving a specific technical purpose while embodying a new idea for solving the technical problem of the present invention as described above is a rectangular frame shape having an opening inside it. At least one of a ceiling panel, a slide door that opens and closes the opening with a slide parallel to the upper surface of the ceiling panel from an upper side of the ceiling panel, and an outward flange is formed on all four edges of the upper end, and an upper surface of the ceiling panel A first frame fixed on both sides of the left and right sides of the opening, a first frame having locking grooves formed on both sides thereof, and the first frames are coupled to face each other, and the outward flange of the slide door is elastically fitted on the upper portion to slide in contact along the surface A holder for guiding movement and maintaining a state in which the slide door is fixed on the first frame by elasticity is provided, including a pair of fixtures that are integrally formed.

Accordingly, according to the present invention, the sliding door can be opened and closed simply and easily, and can be reliably prevented from rattling or falling accidents of the sliding door.

And the specific means according to a preferred embodiment (aspect) of the present invention is integrally formed on both lower sides of the fixture to fit and fix the fixture from the upper side of the first frame, and elastically in the locking groove by elasticity. Since the engaging protrusion to be fitted includes a clamp protruding from the inner wall surface facing each other, the fixture can be simply and easily fitted and fixed from the upper side of the first frame.

And a specific means according to a preferred embodiment of the present invention is a leading that is formed to open outwardly upward at the edge end of the holder, and induces the outward flange of the slide door to be smoothly inserted into the holder. By including an edge, the sliding door can be opened and closed more smoothly by reducing friction by smoothing the opening and closing action of the sliding door.

And the specific means according to a preferred embodiment of the present invention is a second frame fixed to the rear of the opening among the upper surfaces of the ceiling panel, and having locking grooves formed on both sides thereof, and coupled to the second frame, the slide door A stopper integrally formed with a slot to determine the closing position of the slide door and elastically fit the outward flange of the slide door on the upper part to maintain the fixed state by elasticity, and is attached to the front of the opening among the upper surfaces of the ceiling panel to the front of the ceiling panel By further comprising a reinforcing plate for reinforcing and smoothing the opening and closing of the slide door, the opening and closing of the slide door can be made more smoothly and stably.

delete

According to the technical idea and embodiment of the present invention, which is based on a unique solution to solve the above technical problems, the slide door is a structure that opens and closes according to the guide of the fixture, so it does not receive interference from the surroundings, so the installation environment It can be opened and closed more simply and easily regardless of the situation, and it can be opened and closed more easily and smoothly by reducing friction when opening and closing the slide door.

In addition, since the fixture keeps the sliding door in contact and fixed state stably and firmly, it is possible to prevent the sliding door rattling noise and vibration due to the sudden internal pressure change that occurs when the door is opened and closed in a narrow space such as a bathroom. can

In addition, it is possible to prevent a fall accident during the opening and closing process of the slide door, thereby improving convenience and safety, as well as improving work efficiency when inspecting various equipment or facilities.

Here, the effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view showing a ceiling inspection hole according to an example of the prior art.
Figure 2 is a bottom perspective view showing a closed state of the slide door in the ceiling inspection port according to an embodiment of the present invention.
3 is a plan perspective view showing a closed state of the slide door in the ceiling inspection port according to an embodiment of the present invention.
4 is a plan perspective view showing the slide door separated from the ceiling inspection port according to an embodiment of the present invention.
5 is a local cross-sectional view showing an enlarged state in which the slide door is closed in the ceiling inspection port according to an embodiment of the present invention.
6 is a local longitudinal cross-sectional view showing an enlarged state in which the slide door is closed in the ceiling inspection port according to an embodiment of the present invention.
7 is a perspective view showing a fixture in the ceiling inspection tool according to an embodiment of the present invention.
8 is a perspective view showing another embodiment of a fixture in the ceiling inspection tool according to an embodiment of the present invention.

Hereinafter, an embodiment according to the present invention will be described in more detail with reference to the accompanying drawings.

Prior to this, the terms to be described later are defined in consideration of the functions in the present invention, which indicate that they should be interpreted as concepts consistent with the technical idea of the present invention and meanings commonly or commonly recognized in the art.

In addition, if it is determined that a detailed description of a known function or configuration related to the present invention may obscure the gist of the present invention, the detailed description thereof will be omitted.

The accompanying drawings show that parts are exaggerated or simplified for explanation of the configuration and operation of the technology and for convenience and clarity of understanding, and it is revealed that each component does not exactly match the actual size and shape.

In addition, in this specification, the term and/or is meant to include a combination of a plurality of related described items or any of a plurality of related described items, and when a part includes a certain component, it is a description that is specifically opposite Unless there is, it does not exclude other components, but means that other components may be further included.

That is, it means that there is a feature, number, step, operation, component, part, or a combination thereof described in this specification, and one or more other features or number, step operation component, part, or a combination thereof It is to be understood that this does not exclude the possibility of the existence or addition of those.

In addition, the meaning of the terms "unit" and "unit" means a module form that performs at least one function or a unit or role for processing a certain operation of a system, which is a combination of hardware or software or hardware and software It may be implemented as a device or assembly capable of performing an independent operation or a means through such a method.

And terms such as upper, lower, upper, lower, upper, lower, upper, lower, front and rear, left and right are used for convenience to distinguish relative positions of each component. For example, the upper side in the drawing may be named or referred to as the upper side and the lower side as the lower side, the longitudinal direction may be named or referred to as the front-back direction, and the width direction may be named or referred to as the left/right direction.

2 to 7, the main components constituting the ceiling inspection port 1 according to the embodiment of the present invention are the ceiling panel 10, the slide door 20, the first frame 30, the fixture ( 40 ), a second frame 50 , a stopper 60 and a reinforcing plate 70 .

The ceiling panel 10 has a rectangular frame shape, and an opening 11 formed in a rectangular shape is formed inside the ceiling panel to inspect various equipment or facilities installed on the ceiling.

The ceiling panel 10 may be made of a vermiculite board using natural minerals such as perlite or vermiculite as a raw material, a plate board using rock wool, or an iron or aluminum material.

In particular, vermiculite board is harmless to the human body and the environment by using eco-friendly natural minerals as raw materials, does not rot or rust as an inorganic plate, does not generate construction waste, does not emit harmful pollutants (environmental hormones), emits far-infrared rays and anions, antibacterial and deodorization , and has functions such as humidity control, it is preferable as a material for the ceiling panel (10).

The slide door 20 is made of a plate shape having a predetermined width and thickness so as to open and close the opening 11 by sliding in parallel to the upper surface of the ceiling panel 10 . is available in

That is, the slide door 20 is formed in a rectangular shape corresponding to the opening 11 of the ceiling panel 10 , and an outward flange that slides along the holder 41 of the fixture 40 on the four-sided edge of the upper end. (21) is formed.

The slide door 20 is preferably formed of the same material as the ceiling panel 10 .

The first frame 30 positions the fixture 40 at a constant height in the ceiling panel 10 , and at least an opening in the upper surface of the ceiling panel 10 to support and reinforce both left and right portions of the ceiling panel 10 . It is fixed around the left and right sides of (11).

And the locking groove 31 for stably coupling the fixture 40 is formed on both sides of the first frame 30 .

The first frame 30 is extruded into a galvanized steel sheet or high-strength aluminum profile having a thickness and width and a predetermined cross-sectional shape to ensure flexural rigidity and prevent structural deformation. The back can be supported stably.

A pair of fixtures 40 are symmetrically disposed on the left and right to guide the slide door 20 to open and close the opening 11 by sliding while being restrained without separation or shaking from the upper side of the ceiling panel 10 .

That is, the fixture 40 is coupled to face each other on the upper portions of the first frames 30 to evenly distribute forces such as inertial force and eccentric load according to the sliding movement of the slide door 20 and to minimize vibration and torsion phenomena. has been

And the outward flange 21 of the slide door 20 is elastically fitted on the upper part of the fixture 40 to guide it to slide in contact along the surface, and the slide door 20 is fixed on the first frame 30. The holder 41 for holding the state by elasticity is integrally formed.

That is, the holder 41 of the fixture 40 is formed in a 'C'-shaped cross-sectional shape to guide the outward flange 21 to slide without being separated along the opening/closing direction of the slide door 20 .

Here, it is preferable that the tip of the upper end of the holder 41 is curved downward toward the tip so as to be in contact with and in close contact with the outward flange 21 of the slide door 20 in a smooth curved surface that gradually narrows in width.

And on both lower sides of the fixture 40, clamps 42 are integrally formed in order to be fitted from the upper side of the first frame 30 and fixed by contact interference and jamming action, and on the inner wall surfaces of the clamps 42 facing each other A locking jaw 43 for elastically fitting and supporting the locking groove 31 of the first frame 30 is formed to protrude.

That is, the locking jaw 43 portion of the clamp 42 is flexibly spread by elastic deformation when fitted from the upper side of the first frame 30 , and is elastic when positioned in the locking groove 31 of the first frame 30 . Since it naturally returns to its original shape by the restoring force and maintains the coupled state as if wrapped around the locking groove 31 of the first frame 30 , the clamp 42 is stably inserted so as not to be separated from the first frame 30 . and may be adhered to.

Here, it is preferable that the height and width of the locking jaw 43 of the clamp 42 are slightly smaller than the height and width of the locking groove 31 of the first frame 30 .

The fixture 40 may be formed by extrusion molding with a thermoplastic plastic in the form of a profile having a predetermined cross-sectional shape in order to implement a stable elastic action.

On the other hand, as shown in FIG. 8, the outward flange 21 of the slide door 20 is smoothly inserted into the front edge end of the holder 41 constituting the ceiling inspection hole according to another embodiment of the present invention. The guiding leading edge 44 is formed to flare outward and upward.

That is, the leading edge 44 is formed to guide the slide door 20 to smoothly insert and move while reducing friction with the holder 41 .

Here, among the components related to the ceiling inspection tool according to another embodiment of the present invention, components having the same or similar operational effects as those of the above-described embodiment use the same reference numerals, and repeated and detailed descriptions thereof will be omitted.

The second frame 50 positions the stopper 60 at a constant height in the ceiling panel 10 , and also has an opening 11 in the upper surface of the ceiling panel 10 to support and reinforce the rear portion of the ceiling panel 10 . ) is fixed behind the

In addition, locking grooves 51 for stably coupling the stoppers 60 are formed on both sides of the second frame 50 .

The second frame 50 is extruded into a galvanized steel sheet or high-strength aluminum profile having a thickness and width and a predetermined cross-sectional shape to ensure flexural rigidity and prevent structural deformation, thereby increasing the load of the ceiling panel 10 . The back can be supported stably.

The stopper 60 is coupled to the upper portion of the second frame 50 to determine the closing position of the slide door 20 .

In addition, the outward flange 21 portion is elastically fitted to the upper portion of the stopper 60 when the slide door 20 is opened and closed, and a slot 61 for maintaining this state by elasticity is integrally formed.

In addition, on both sides of the lower portion of the stopper 60, it is elastically fitted into the engaging groove 51 of the second frame 50 in order to be fitted from the upper side of the second frame 50 and fixed by contact interference and engaging action. The locking jaw 62 is formed to protrude.

The stopper 60 may be formed by extrusion molding with a thermoplastic plastic in the form of a profile having a predetermined cross-sectional shape in order to implement a stable elastic action.

The reinforcing plate 70 is attached to the front of the opening 11 of the upper surface of the ceiling panel 10 to reinforce the front portion of the ceiling panel 10 and to smoothly open and close the slide door 20 .

That is, the reinforcing plate 70 is formed to be flat so as not to cause contact interference in sliding movement according to the opening and closing of the slide door 20 .

The ceiling inspection tool 1 according to the embodiment of the present invention configured as described above is opened by the operator pushing the slide door 20 upward slightly and pushing the holder 41 of the fixture 40 slightly apart to open it or pull it backward. can be closed

At this time, the outward flange 21 part of the slide door 20 is placed on the holder 41 of the fixture 40 as if it is placed on the holder 41, and it slides smoothly and smoothly according to the guidance of the fixture 40, so friction during opening and closing This allows for easier and smoother opening and closing.

In addition, since the holder 41 of the fixture 40 flexibly and resiliently presses the outward flange 21 of the slide door 20 by an elastic action to maintain the fixed state stably and firmly, When installed in a space, it is possible to reliably prevent the sliding door 20 from rattling and generating noise when the door of the bathroom is opened and closed, unlike in the prior art due to a sudden change in pressure inside the bathroom.

Moreover, it is possible to prevent a fall accident in advance in the opening and closing process of the slide door 20 to improve convenience and safety, as well as work efficiency, when inspecting various equipment or facilities.

On the other hand, the present invention is not limited by the above-described embodiment and the accompanying drawings, and can be variously modified and applied in various ways not illustrated within the scope without departing from the technical spirit of the present invention, as well as each It is apparent to those of ordinary skill in the art to which the present invention pertains that it can be widely applied by changing the component substitution and other equivalent embodiments.

Therefore, the contents related to the modification and application of the technical features of the present invention should be interpreted as being included within the technical spirit and scope of the present invention.

10: ceiling panel 11: opening
20: slide door 21: outward flange
30: first frame 31: locking groove
40: fixture 41: holder
42: clamp 43: clasp
44: leading edge (leading-edge) 50: second frame
60: stopper 61: slot
70: reinforcing plate

Claims (5)

A ceiling panel 10 having a rectangular frame shape having an opening 11 formed therein;
A slide in which the opening 11 is opened and closed while being opened and closed by a slide parallel to the upper surface of the ceiling panel 10 from the upper side of the ceiling panel 10, and an outward flange 21 is formed on all four rims of the top door 20;
a first frame 30 fixed to at least both sides of the left and right sides of the opening 11 among the upper surfaces of the ceiling panel 10 and having locking grooves 31 formed on both sides thereof;
The first frames 30 are coupled to face each other, and the outward flange 21 of the slide door 20 is elastically fitted on the upper portion to guide the sliding movement in contact along the surface, and the slide door 20 a pair of fixtures 40 integrally formed with a holder 41 for maintaining a fixed state on the first frame 30 by elasticity;
a second frame (50) fixed to the rear of the opening (11) among the upper surfaces of the ceiling panel (10);
A slot coupled to the second frame 50 to determine the closing position of the slide door 20, and elastically fitting the outward flange 21 of the slide door 20 to the upper portion to maintain the fixed state by elasticity (61) a stopper (60) integrally formed;
A reinforcing plate 70 attached to the front of the opening 11 of the upper surface of the ceiling panel 10 to reinforce the ceiling panel 10 and smoothly guide sliding movement according to the opening and closing of the slide door 20 . );
In order to fit and fix the fixture 40 from the upper side of the first frame 30, it is integrally formed on both sides of the lower portion of the holder 41, and is formed in the engaging groove 31 on the inner wall surface facing each other by elasticity. Clamp 42 in which the locking jaw 43 is elastically fitted to protrude; and
A leading edge 44 that is formed at the end of the front edge of the holder 41 to open upwards and guides the outward flange 21 of the slide door 20 to be smoothly inserted into the inside of the holder 41 . );
Ceiling access hole comprising. delete delete delete delete

Images