KR102385894B1 - Electric wall outlet equipped with fire auto-extinguishing stick - Google Patents

Abstract

The present invention relates to a safety embedded electrical outlet, and more particularly, to an automatic fire extinguishing type safety embedded electrical outlet which can prevent fire through fire extinguishing in an early stage. The automatic fire extinguishing type safety embedded electrical outlet according to the present invention comprises: a body which has a pair of terminal holes for a single or a plurality of plug connection pins; a mount panel which is coupled to the inner surface of the body, and has first and second installation parts; a fire extinguishing stick which is provided in the first installation part; and a connection terminal which is provided in the second installation part.

Description

Automatic Fire Extinguishing Safety Recessed Socket {ELECTRIC WALL OUTLET EQUIPPED WITH FIRE AUTO-EXTINGUISHING STICK}

The present invention relates to a safety embedded electrical outlet, and more particularly, to an automatic fire extinguishing type safety embedded electrical socket capable of preventing fire through early fire extinguishing.

In general, the embedded outlet, which is installed by being connected to an embedded box in which external power is branched into the wall of a building, is integrally configured with a socket having a pair of terminal holes to which connection pins of various electronic product plugs are coupled.

Such a buried outlet may cause problems such as a short circuit because foreign substances or moisture are easy to enter due to various causes.

As a prior art to solve this problem, there are Patent No. 10-1947470, Patent No. 10-1435339, Utility Model Registration No. 20-0488571, etc., which use individual switches to control power supply for each socket and terminal holes of sockets. Safety accidents are prevented through opening and closing means that can be opened and closed, and safety caps that are inserted into unused sockets so that the sockets are not exposed.

However, the safety devices such as safety caps of these prior documents are merely to physically prevent the intrusion of various factors that can cause fire, and sparks or arcs caused by tracking phenomena, poor connection and contact, or sparks due to heat generation This occurs, and it is impossible to extinguish it early, so it is impossible to solve the problem that leads to a fire.

Accordingly, an object of the present invention is to extinguish fires caused by various causes in the outlet at an early stage.

In order to achieve the above object, the automatic fire extinguishing type safety embedded outlet according to the present invention is

a body having a pair of terminal holes for a single or a plurality of plug connection pins;

a mount panel coupled to the inner surface of the body and having first and second installation parts;

a fire extinguishing stick provided in the first installation part; and

a connection terminal provided in the second installation part;

is made including

In addition, in the automatic fire extinguishing type safety embedded outlet according to the present invention

The mount panel further includes a third installation part,

This third installation part is equipped with a wire connection snap spring,

The connection terminal is configured to include a side plate part surrounding the connection hole corresponding to the terminal hole of the body, a top plate part connecting the side plate part, and a connection plate part connected to the top plate part and connected to a snap spring,

It is preferable that the connection plate portion of the connection terminal is provided with a bending elastic portion to serve as a leaf spring.

Furthermore, in the automatic fire extinguishing type safety embedded outlet according to the present invention

The second installation part of the mount panel is composed of 2-1, 2-2, 2-3 installation parts,

The side plate portion of the connection terminal includes a narrow end plate at the end of the connection hole, an extension protrusion for guiding the entry of the plug connection pin into the connection hole opened at the top, and a fire stick contact side plate,

The narrow end plate is inserted into the slot of the first bulkhead constituting the 2-1 installation part,

The contact side plate is inserted into the slot of the second bulkhead constituting the 2-2 installation part,

The connection plate part is inserted into the 2-3 installation part surrounded by the third bulkhead,

The connection plate part has a fixed slit formed between the both sides of the bending elastic part,

The fixing protrusion into which the fixing slit is inserted is formed in the 2-3 installation part,

A mounting hole is formed in the contact side plate,

The mounting hole is preferably coupled to the mounting protrusion formed inside the outer wall of the mount panel.

The automatic fire extinguishing safety embedded outlet according to the present invention can extinguish fires caused by various causes in the outlet at an early stage. Specifically, the solid fire extinguishing stick is one-touch on the first installation part of the mount panel where the connection terminal is installed together. In this way, productivity can be remarkably improved, and the first installation part is configured to wrap the connection terminal to ensure early and complete extinguishing of fire, and furthermore, upward characteristics of flashes, arcs, or even flames In consideration of As the connection terminal is firmly mounted on the mount panel through the bending elastic part and the mounting hole without fluctuation, the close contact characteristics between the fire stick and the connection terminal are also guaranteed, ensuring quick one-touch installation characteristics of the fire extinguishing stick, as well as the production, transportation, and use process. It is possible to prevent the separation of the extinguishing stick from various vibrations and shocks generated in the

1 is a schematic combined perspective view of an automatic fire extinguishing type safety embedded outlet according to the present invention.
Figure 2 is a schematic exploded perspective view of an automatic fire extinguishing type safety embedded outlet according to the present invention.
Figure 3 is a view (photo) related to the connection terminal of the automatic fire extinguishing type safety embedded outlet according to the present invention.
4 is a view (photo) related to the assembly of the mount panel, the fire stick, and the connection terminal of the automatic fire extinguishing type safety embedded outlet according to the present invention.
5 is a view showing a combination of a mount panel, a fire extinguishing stick, and a connection terminal of an automatic fire extinguishing type safety embedded outlet according to the present invention.
Figure 6 is a picture substitute for the mounting panel of the automatic fire extinguishing type safety embedded outlet according to the present invention.
7 is a view of an example in which the position of a fire extinguishing stick is changed.

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

Since the present invention can have various changes and can have various forms, implementation examples (態樣, aspects) (or embodiments) will be described in detail in the text. However, this is not intended to limit the present invention to the specific disclosed form, it should be understood to include all modifications, equivalents and substitutes included in the spirit and scope of the present invention.

In each drawing, the same reference sign, particularly the number of the tens and one digit, or the reference numerals having the same tens, one, and alphabet, indicates a member having the same or similar function, and, unless otherwise specified, each The member indicated by the reference sign may be regarded as a member conforming to these standards.

In addition, in each drawing, components are expressed in exaggeratedly large (or thick), small (or thin) or simplified in size or thickness in consideration of convenience of understanding, but the protection scope of the present invention is limited by this. it shouldn't be

The terminology used herein is only used to describe a specific embodiment (aspect, aspect, aspect) (or embodiment), and is not intended to limit the present invention. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present application, terms such as comprises or consists of are intended to designate that the features, numbers, steps, operations, components, parts, or combinations thereof described in the specification exist, but one or more other features It is to be understood that it does not preclude the possibility of the presence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

If it is determined in the present specification that detailed descriptions of well-known functions and configurations may unnecessarily obscure the gist of the present invention, the description thereof may be omitted.

~1~, ~2~, etc. described in the present specification are only to be referred to to distinguish different components, etc., and are not limited by superiority or inferiority or order of manufacture, and in the detailed description and claims of the invention, The names may not match.

When specifying an approximate direction standard that is not strict for convenience in explaining the automatic fire extinguishing type safety embedded outlet (A) according to the present invention with reference to FIGS. 1 and 2,

The body 10 side is set as the upper side, and the mount panel 20 side is set as the lower side, etc.

In the detailed description and claims of the invention related to other drawings, unless otherwise specified, directions are specified and described according to this standard.

First, as shown in the combined perspective view of FIG. 1 and the exploded perspective view of FIG. 2 , the automatic fire extinguishing safety embedded outlet (A) according to the present invention includes a body 10, a mount panel 20, and a fire extinguishing stick 30 coupled to each other. ), and a connection terminal 40 is included.

The body 10 is exposed to the outside of an embedded box through which external power is branched into the building wall, and has a single or a plurality of plug (P) connection pins (P1) pair of terminal holes (11).

A fire extinguishing stick 30 and a connection terminal 40 are mounted on the mount panel 20 , and are coupled to the body 10 through a plurality of hooks 13 provided on the outside.

A grounding terminal 40E having a grounding pin 40e exposed to the terminal hole 11 of the body 10 and the pair of plug (P) coupling recesses connects the buried outlet (A) to the vertical protruding fastening bracket of a normal buried box. It is coupled to the support body (S40) having fastening holes at both ends for bolting,

This support (S40) is seated in the recess structure of the support plate (P40),

The ground terminal (40E)-support body (S40)-support plate (P40) combination is interposed between the body 10 and the connection terminal 40 and is firmly assembled and fixed by the hook 13 coupling.

If necessary, a normal safety rotor that blocks the terminal hole pair so that the terminal hole pair is not opened in the uncoupled state of the plug (P) may be provided for each socket composed of the body 10 and the terminal hole pair 11, and the product in the photo has this safety This model is equipped with a rotor.

The mount panel 20 is coupled to the inner surface (lower surface in the drawing) of the body 10 and includes first and second installation parts,

A plurality of fire extinguishing sticks 30 are provided in the first installation part 21 , and a connection terminal 40 is provided in the second installation part 23 .

In the present invention, the fire extinguishing stick 30, which forms the core of the automatic fire extinguishing type safety embedded outlet (A), is molded in a rectangular cross-sectional shape, and contains a fire extinguishing agent that extinguishes flames or flashes and a polymer shell surrounding the fire extinguishing agent. It may contain a plurality of provided microcapsules and an epoxy resin bonded to the plurality of microcapsules. In this case, the extinguishing agent may contain a known extinguishing ingredient such as a fluorinated ketone.

This fire extinguishing stick 30 is a high-efficiency fire extinguishing agent that does not destroy the ozone layer, and is vaporized and raised (or lowered) by heat applied by flashes, arcs, or flames (eg, the stick shell is broken and the liquid state inside it) of the fire extinguishing agent is vaporized), the fire extinguishing gas rapidly fills the space between the body 10 and the mount panel 20, so that a complete emergency fire extinguishing function can be performed.

Furthermore, even in case of other fires, the fire extinguishing stick 30 (eg, fire extinguishing components built into the stick shell) is vaporized and ascended (or descended) by the heat applied by flashes, arcs, or other flames, so that the extinguishing gas is transferred to the body 10 and the mount. It fills in the gaps between the panels, making it possible to completely extinguish an emergency.

Next, along with FIGS. 1 and 2, it can be confirmed in FIGS. 3 and 4 showing a picture substitute for a drawing, FIG. 5 schematically showing a representative arrangement form of the fire extinguishing stick 30, and FIG. 6 which is a model picture associated with a representative view. as there is,

The mount panel 20 further includes a third installation part 25 (refer to FIG. 4), and a wire connection snap spring 40s is mounted to the third installation part.

As can be seen in FIGS. 1 and 6 [C], the snap spring 40s is for the ground terminal 40E (interlocked with the green button 40b) and for each connection terminal 40,

As in the lower shape of Figures 2 and 4, the wire (W) with the coating removed is in contact with the contact part (C) of one end with a known structure,

To this end, when the wire (W) is inserted into the wire hole (H) (see FIG. 1) under the mount panel 20, the snap spring (40s) is pressed into contact with the contact portion (C),

If necessary, when separating the electric wire (W), press the button (40b) using a flat-blade screwdriver, etc., the contact portion (C) is pressed by the inclined portion of the button to release the wire blotting paper and easily connect the electric wire to the wire hole ( H) can be withdrawn.

The button 40b has male and female guides 40h formed on both sides (refer to the lower photo of FIG. 4), and is seated on the corresponding guide G at the corresponding position of the third installation part 25 of the mount panel (upper of FIG. 4). see photo).

Since the shape and structure of the snap spring and the button are substantially the same as those of the known ones, a detailed description thereof will be omitted for convenience.

Next, as can be seen in FIGS. 3 and 4 , the connection terminal 40 connects the side plate part 43 surrounding the connection hole 41 corresponding to the terminal hole 11 of the body 10 and the side plate part. The upper plate part 45, which is connected to the upper plate part and is integrally formed including a connection plate part 47 connected to the snap spring 40s.

The connection plate portion 47 of the connection terminal 40 has a bent elastic portion 47a to serve as a leaf spring, and corresponds to the two pairs of terminal holes 11 with the central fixing slit 47c of the connection plate as the center. It has a symmetrical structure. In the case of one pair of terminal holes or three pairs of terminal holes, the structure of the connection terminal is modified accordingly, and if necessary, the 4, 6, and 8 pairs of terminal holes are connected to the corresponding connection terminals corresponding to the two pairs of terminal holes shown in the figure. It can be configured in a form that is deformed or connected.

More specifically, as can be seen in FIGS. 4 to 6 , the second installation part 23 of the mount panel 20 is 2-1, 2-2, 2-3 installation parts 23A, 23B. , 23C) is preferred.

The side plate part 43 of the connection terminal 40 has a shape surrounding the connection hole 41, and the inside of both side plate parts presses the connection pin P1 of the plug P,

The two side plates have a narrow end plate 43a at the ends (especially both ends), and a contact side plate 43b connected to the narrow end plate and in contact with the fire extinguishing stick 30 .

The narrow end plate 43a of this end (both ends) has an extension protrusion 43w that guides the entry of the plug P connection pin P1 into the connection hole 41 opened upward,

The narrow end plate 43a is inserted into the slot s1 of the first partition wall w1 constituting the 2-1 installation portion 23A of the second installation portion 23 of the mount panel 20 to be inserted into the plug (P). When the connection pin (P1) is inserted, the spread is limited to a predetermined degree,

The contact side plate 43b is inserted into the slot s2 of the second bulkhead w2 constituting the 2-2nd installation part 23B, so that the divergence is limited to a predetermined degree when the plug (P) connection pin P1 is inserted. Guaranteed blotting of the connection pin,

The connecting plate portion 47 is inserted into the 2-3rd installation portion 23C surrounded by the third partition wall w3.

A fixing slit 47c is formed between the elastic portions 47a of both sides of the connecting plate portion, and a fixing protrusion s3 into which the fixing slit is inserted is formed in the 2-3rd installation portion 23C. It is a cross-connection type that is widely applied in the field, and it helps to quickly connect the connection terminal to the mount panel in the correct position.

A plurality of contact protrusions 47b are formed inside the both sides of the bending elastic portion 47a of the connection terminal 40, the connection plate portion 47, and are configured to ensure the contactability of the snap spring 40s, and play a similar role to the reinforcing flesh It serves to strengthen the elasticity of the bending elastic portion 47.

Mounting holes 43c are formed on both sides of the contact side plate 47 of the connection terminal side plate part 43, in particular, on both sides of the contact side plate part 43 opposite to the connection plate part 47,

Some of these mounting holes are coupled with the mounting protrusion 27 (refer to the dashed-dotted circle in the lower right of FIG. 6 [B]) formed on the inner side of the outer wall of the mount panel 20 to prevent separation of the assembled connection terminal 40 So,

Connection terminal 40, both sides of the bending elastic portion 47a of the connection plate portion 47 is in close contact with the inner side of the outer wall of the mount panel 20, as well as preventing the separation of the connection terminal 40 due to vibration and impact of various causes do,

In addition, through this, the connection plate portion 47 of the connection terminal 40 is also guaranteed to be in contact with the fire extinguishing stick 30 reliably.

It is preferable that the fire extinguishing stick 30 is assembled in a one-touch manner to fit the third installation part 35 to ensure quick assembly and stability of the assembled state.

1 to 6, in the fire extinguishing stick 30, the contact side plates 43b (mounting holes 43c) of both inner side plate parts 43 opposite to the connection plate part 47 of each connection terminal 40 are not formed. It is configured to ensure sensitivity to temperature change by maximizing the mutual contact area),

In addition, the mounting hole 43c is arranged in a form in contact with the formed part (particularly, one per one connection terminal) contact side plate 43b,

In the drawing, it is configured in a form in contact with the three fire extinguishing sticks 30 per one connection terminal.

The mounting hole 43c of this one contact side plate 43b is in the event of a fire, especially in the very early stage, where the fire extinguishing gas of the fire extinguishing stick 30 that vaporizes and rises (or descends) penetrates by heat applied by flashes, arcs, or flames. It functions as a fire extinguishing gas inlet hole (h) (refer to FIG. 3 [C]) and helps to spread the fire extinguishing gas more quickly between the side plate parts 43 of the connection terminals and to the installation part of the mount panel.

On the other hand, Fig. 7 [A] and [B] shows a different type of fire extinguishing stick arrangement structure (two fire extinguishing stick arrangement per one connection terminal). The contact area with and quantity can be selected to be modified.

In the above description, the conventionally known techniques related to the body, the mount panel, the connection terminal, the ground terminal, the fire stick, etc. are omitted, but those skilled in the art can easily guess, infer and reproduce it.

In addition, in the above description of the present invention, with reference to the accompanying drawings, the embedded outlet having a specific shape and structure has been mainly described, but the present invention is capable of various modifications, changes and substitutions by those skilled in the art, and these modifications, changes and substitutions are It should be construed as belonging to the protection scope of the present invention.

A: Recessed outlet P: Plug
10: body 20: mount panel
30: fire stick 40: connection terminal

Claims (4)

a body having a pair of terminal holes for a single or a plurality of plug connection pins;
a mount panel coupled to the inner surface of the body and having first and second installation parts;
a plurality of fire extinguishing sticks provided in the first installation part; and
Doedoe including; a connection terminal provided in the second installation part;

The mount panel further includes a third installation part, a wire connection snap spring is mounted on the third installation part, and the connection terminal includes a side plate part surrounding a connection hole corresponding to a terminal hole of the body, a top plate part connecting the side plate part, It is configured to include a connection plate part connected to the upper plate part and connected to the snap spring, and the connection plate part of the connection terminal is provided with a bending elastic part to serve as a plate spring,
The second installation part of the mount panel is composed of 2-1, 2-2, 2-3 installation parts,

The side plate portion of the connection terminal includes a narrow end plate and a fire stick contact side plate at the end of the connection hole,
The narrow end plate is inserted into the slot of the first bulkhead constituting the 2-1 installation part,
The contact side plate is inserted into the slot of the second bulkhead constituting the 2-2 installation part,
The connection plate part is inserted into the 2-3 installation part surrounded by the third bulkhead,
The connection plate part has a fixed slit formed between the both sides of the bending elastic part,

A fixing protrusion into which the fixing slit is inserted is formed in the 2-3 installation part,
Mounting holes are formed on both sides of the contact side plate,
Some of these mounting holes are combined with the mounting protrusion formed inside the outer wall of the mount panel,

The fire extinguishing sticks are arranged in such a way that they come into contact with a contact side plate in which mounting holes are not formed and some contact side plates in which mounting holes are formed, of both inner side plate parts opposite to the connection plate part of each connection terminal,
Automatic fire extinguishing type safety embedded outlet, characterized in that the mounting hole of the contact side plate in which the fire extinguishing stick is arranged functions as a fire extinguishing gas inlet hole through which fire extinguishing gas penetrates. The method of claim 1,
An automatic fire extinguishing safety embedded outlet, characterized in that the side plate portion of the connection terminal has an extension protrusion for guiding the entry of the plug connection pin into the connection hole opened at the top. 3. The method of claim 1 or 2,
Automatic fire-extinguishing safety embedded outlet, characterized in that a plurality of contact projections are formed inside the both sides of the bending elastic portion of the connection terminal connection plate portion. 4. The method of claim 3,
The mount panel is coupled to the body through a plurality of hook structures provided on the outside,
The grounding terminal having a grounding pin exposed to the plug coupling recess for the pair of terminal holes of the body is coupled to a support having fastening holes at both ends for bolting to the upper and lower protruding fastening brackets of the embedded box, and this support is the rib of the support plate. Automatic fire-extinguishing safety embedded outlet, characterized in that it is seated in the set structure.

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