JP6792236B2 - Gas outlet device - Google Patents

Description

The present invention relates to a gas outlet device including a case that covers a gas plug.

The gas outlet device to be added to the mounting target such as a wall after the building is completed is fixed to the mounting plate so as to cover the mounting plate fixed to the wall, the gas plug fixed to this mounting plate, and this gas plug. Has a fixed case.

A gas combustion appliance is connected to the gas plug via a quick fitting. This quick joint is composed of a plug portion of a gas plug and a socket attached to the tip of a secondary gas pipe extending from a gas combustion appliance. The gas plug opens when the socket is connected to the plug part, and closes when the socket is removed from the plug part. The socket has an advancing / retreating sleeve at its tip. This advancing / retreating sleeve is movable in the axial direction of the socket, and when the socket is connected to the plug portion, it protrudes forward to engage the socket with the plug portion. In order to remove the socket from the plug portion of the gas plug, it is necessary to retract the advancing / retreating sleeve to release the engagement state between the socket and the plug portion.

The gas outlet device of Patent Document 1 below has a socket removal structure including a swing link and an operation button inside a fixed case. The swing link is provided on the gas plug so as to swing. When the socket is connected to the plug portion, the advance / retreat sleeve of the socket pushes one end of the swing link to swing the swing link. At this time, the other end of the swing link pushes the base end of the operation button to project the tip from the case. From this protruding tip, it can be confirmed that the plug and the socket are in a connected state.

When the tip of the protruding operation button is pushed toward the fixed case while the plug and socket are connected, the base end of the operation button pushes the other end of the swing link to swing the swing link. One end of the socket presses the advance / retreat sleeve of the socket to retract it. As a result, the socket and the plug portion are disengaged, and the socket can be removed from the plug portion.

Japanese Unexamined Patent Publication No. 2007-24284

In the gas outlet device of Patent Document 1, the socket connected to the plug portion of the gas plug could not be directly visually recognized.
Further, in the gas outlet device of Patent Document 1, an operation button and a swing link are provided in a fixed case as a socket removal structure, and the structure is complicated and the manufacturing cost is high.

In order to solve the above problems, the gas outlet device of the present invention includes a mounting plate fixed to a mounting target and a gas plug having a plug portion fixed to the mounting plate and to which a socket is detachably connected. A fixed case fixed to the mounting plate, covering the gas plug, and having a window formed at least in a region corresponding to the plug part of the gas plug.
A slide cover which is arranged inside the fixed case, is slidably supported by the fixed case in the axial direction of the plug portion, and opens and closes the window portion of the fixed case according to the sliding. The slide cover has a contact portion at the end of the plug portion in the protruding direction, and the socket connected to the plug portion is on the movement locus of the contact portion in the sliding process of the slide cover. An advancing / retreating sleeve at the tip is arranged, and when the socket is connected to the plug portion, the advancing / retreating sleeve of the socket hits the contact portion, and the slide cover is attached to the window of the fixed case. The slide cover opens the window portion of the fixed case in the connected state between the plug portion and the socket by sliding the socket portion in the connection direction from the closing position to the plug portion, and the window portion is opened from the window portion. It is characterized by exposing the advancing / retreating sleeve of the socket.

According to the above configuration, the connection state between the plug portion of the gas plug and the socket can be confirmed by opening the window portion of the fixed case, and can be directly visually recognized from the window portion of the fixed case. Further, since the socket advancing / retreating sleeve is operated from the window portion of the fixed case to remove the socket, the removal operation is easy to understand, the structure for removing the socket is simplified, and the manufacturing cost is reduced.

The gas outlet device according to another aspect of the present invention includes a mounting plate fixed to a mounting target, a gas plug fixed to the mounting plate and having a plug portion to which a socket is detachably connected, and the mounting. A fixed case fixed to a plate to cover the gas plug and a window portion formed at least in a region corresponding to the plug portion of the gas plug, and a fixed case arranged inside the fixed case, the plug portion in the fixed case. The slide cover is provided with a slide cover that is slidably supported in the axial direction of the above and opens and closes the window portion of the fixed case in accordance with the sliding, and the slide cover has an operation portion on the plug portion side. , of the operation unit, the has a contact portion on an end portion of the projecting direction of the plug portion, wherein on the movement locus of the contact portion of the sliding course of the sliding cover, connected socket to the plug portion When the socket is connected to the plug portion, the advance / retreat sleeve of the socket hits the abutting portion, and the slide cover is attached to the fixing case. The slide cover opens the window portion of the fixed case in the connected state between the plug portion and the socket by sliding the socket portion in the connection direction from the closing position of the window portion to the plug portion, and from the window portion. It is characterized in that the advancing / retreating sleeve of the socket and the operating portion are exposed.

According to the above configuration, the connection state between the plug portion of the gas plug and the socket can be confirmed by opening the window portion of the fixed case, and can be directly visually recognized from the window portion of the fixed case. Further, since the operation portion of the slide cover is operated from the window portion of the fixed case in order to remove the socket, the structure for removing the socket is simplified and the manufacturing cost is reduced. Further, since the sliding direction of the slide cover for removing the socket is the direction in which the socket is removed, the removal operation is easy to understand.

Preferably, the window portion is formed in a region corresponding to at least both side surfaces of the plug portion of the gas plug in the fixed case.
According to the above configuration, the operating portion of the socket advancing / retreating sleeve or the slide cover can be grasped from the window portion with the thumb and the index finger or the middle finger, which makes the operation even easier.

Preferably, the windows of the fixed case are formed in pairs in the regions corresponding to both side surfaces of the plug portion of the gas plug in the fixed case.
According to the above configuration, the window portion of the fixed case can be formed only in the area necessary for gripping the advancing / retreating sleeve of the socket or the operating portion of the slide cover.

Preferably, the axis of the gas plug extends in the vertical direction, the tip of the plug portion faces downward, the slide cover is slidable in the vertical direction, and the locking portion provided in the fixed case is provided. The slide cover is supported by the case at a reference position against gravity to close the window portion of the fixed case, and when the socket is connected to the plug portion, the slide cover is moved from the reference position by the socket. When it is pushed up to open the window portion of the fixed case and the socket is removed from the plug portion, the slide cover moves to the reference position below by its own weight and closes the window portion.
According to the above configuration, when the socket is removed from the plug portion, the slide cover closes the window portion by its own weight, so that the plug portion is always protected from the outside.

Preferably, the fixed case comprises a peripheral wall having a U-shaped or U-shaped cross section, the peripheral wall covering the front surface and both side surfaces of the gas plug, and the slide cover corresponding to the peripheral wall of the fixed case. A peripheral wall having a U-shaped or U-shaped cross section to open and close the window portion of the fixed case is provided, and the peripheral wall of the slide cover is slidably supported by the peripheral wall of the fixed case, and the window of the fixed case is supported. When the portion is closed, it covers at least the front surface and both side surfaces of the plug portion of the gas plug in cooperation with the peripheral wall of the fixed case.
According to the above configuration, the plug portion of the gas plug can be satisfactorily covered without forming a gap between the peripheral wall of the fixed case and the peripheral wall of the slide cover.

Preferably, a pair of guide means is provided between the peripheral wall of the slide cover and the peripheral wall of the fixed case, and the guide means is formed in either the fixed case or the slide cover and the plug. It has a guide groove that extends linearly in the axial direction of the portion, and a slide portion that protrudes from the other of the fixed case and the slide cover and is fitted into the guide groove.
According to the above configuration, the slide cover can be stably supported.

According to the present invention, the connection state between the plug portion of the gas plug and the socket can be easily confirmed. In addition, the socket removal operation is easy to understand, the structure is simple, and the manufacturing cost is reduced.

The state of the gas outlet device according to the first embodiment of the present invention before the socket is connected to the gas plug is shown, (A) is a front view, and (B) is a right side showing a fixed case and a slide cover in cross section. It is a top view. It is a perspective view which shows the state before the socket is connected to the gas plug of the gas outlet device of the same embodiment. The gas outlet device of the same embodiment shows a state in which the socket is connected to the gas plug, (A) is a front view, and (B) is a right side view showing a fixed case and a slide cover in cross section. It is a perspective view which shows the state which the socket is connected to the gas plug of the gas outlet device of the same embodiment. It is a perspective view seen from the back side by disassembling the fixed case and the slide cover. (A) is a rear view of the fixed case to which the slide cover is attached, and (B) is a front view of the mounting plate to which the gas plug is attached. (A) is a cross-sectional view taken along the line AA of FIG. 1, and (B) is a cross-sectional view taken along the line BB of FIG. It is a perspective view which looked at the slide cover of the gas outlet device which concerns on 2nd Embodiment of this invention from the front side lower side. It is a perspective view which shows the state which the socket is connected to the gas plug of the gas outlet device of the same embodiment. It is a perspective view which looked at the slide cover of the gas outlet device which concerns on 3rd Embodiment of this invention from the front side lower side. It is a perspective view which shows the state which the socket is connected to the gas plug of the gas outlet device of the same embodiment.

[First Embodiment]
Hereinafter, the first embodiment of the present invention will be described with reference to FIGS. 1 to 7. In this embodiment, the present invention is applied to a gas outlet device to be added to a wall W (mounting target) of a building.
As shown in FIG. 1, the gas outlet device 1 includes a mounting plate 2, a gas plug 3, a fixed case 4, and a slide cover 5.

As shown in FIG. 6B, the mounting plate 2 is made of a metal plate having a rectangular front view and is fixed to the wall W. Cut-up pieces 21, 22, 23 orthogonal to the wall W are provided on the upper edge, the left and right side edges, and the lower edge of the mounting plate 2.

As shown in FIGS. 1B and 6B, the gas plug 3 has a body portion 31 and a plug portion 32 which are connected in a straight line. The gas plug 3 is fixed to the mounting plate 2 by screwing the fixing bracket 25 surrounding the body 31 to the mounting plate 2.

In the present embodiment, the axes of the body portion 31 and the plug portion 32 extend vertically in the vertical direction, and the tip of the plug portion 32 faces downward. A primary side gas pipe (not shown) is connected to the upper end connection port of the body portion 31, and a socket 6 (not shown) attached to the tip of a secondary side gas pipe (not shown) extending from a gas appliance is connected to the plug portion 32. (Shown in FIGS. 3 and 4) are detachably connected.

The plug portion 32 of the socket 6 and the gas plug 3 constitutes a quick joint for gas appliances defined by Japanese Industrial Standards (JIS S 2135). Briefly, the socket 6 has an advancing / retreating sleeve 61 that protrudes from the tip portion and is provided so as to be movable within a predetermined range in the axial direction. When the socket 6 is extrapolated to the plug portion 32 to a predetermined connection position, the advancing / retreating sleeve 61 further protrudes from the initial position, whereby the socket 6 is engaged (locked) with the plug portion 32. When the advancing / retreating sleeve 61 is pushed back to the initial position in the connected state of the socket 6, the engagement between the plug portion 32 and the socket 6 is released, and the socket 6 is disengaged from the plug portion 32.

A fixing case 4 is further fixed to the mounting plate 2. As shown in FIGS. 5 and 6 (A), the fixed case 4 has a rectangular shape in a rear view corresponding to the mounting plate 2. The fixed case 4 has a peripheral wall 41 having a U-shaped (or U-shaped) cross section. The peripheral wall 41 has a semi-cylindrical front wall portion 41a and flat plate-shaped left and right side wall portions 41b and 41b that are parallel to each other.

As shown in FIG. 5, the upper end of the peripheral wall 41 is closed by the top wall 42. A notch 42a is formed in the top wall 42. As shown in FIGS. 1 and 2, the body 31 of the gas plug 3 penetrates the notch 42a. As shown in FIG. 5, the lower end of the peripheral wall 41 is closed by the bottom wall 43. The bottom wall 43 is formed with a through hole 43a through which the socket 6 is passed when connected to the plug portion 32.

To fix the case 4 to the mounting plate 2, the edges of the side wall portions 41b and 41b of the peripheral wall 41, the edge portion of the top wall 42, and the edge portion of the bottom wall 43 are cut and raised pieces 21 and 22 of the mounting plate 2. The convex portion 42b fitted in 23 and formed on the top wall 42 shown in FIG. 6 (A) was fitted in the hole 21a formed in the raised piece 21 shown in FIG. 6 (B), and was formed on the bottom wall 43. This is done by screwing a screw penetrating the hole 43b into the screw hole 23a formed in the cut-up piece 23.

As shown in FIG. 5, a pair of window portions 41c and 41c are formed on the peripheral wall 41 of the fixed case 4. Each window portion 41c is formed so as to extend from the front wall portion 41a to the side wall portion 41b. The regions of the fixed case 4 in which the window portions 41c and 41c are formed correspond to both side surfaces of the plug portion 32 of the gas plug 3.

As shown in FIGS. 1A and 5, the fixed case 4 is further formed with a pair of guide grooves 41d and 41d adjacent to the upper part of the window portion 41c inside the side wall portion 41b. Each guide groove 41d extends linearly in the axial direction of the plug portion 32 of the gas plug 3.

As shown in FIGS. 1 and 5, the slide cover 5 has a peripheral wall 51 having a U-shaped (or U-shaped) cross section and a mounting plate 2 from the lower end of the peripheral wall 51 (the end in the protruding direction of the plug portion 32). It has a contact portion 52 extending horizontally toward.

The peripheral wall 51 has a semi-cylindrical front wall portion 51a and flat plate-shaped left and right side wall portions 51b and 51b that are parallel to each other. As shown in FIGS. 1 and 7, the slide cover 5 is arranged inside the fixed case 4, that is, on the plug portion 32 side. The peripheral wall 51 of the slide cover 5 has a shape corresponding to the peripheral wall 41 of the fixed case 4, and the outer surface of the peripheral wall 51 is in contact with the inner surface of the peripheral wall 41. The center of the front wall portion 51a extends downward from the side wall portion 51b, and the contact portion 52 is formed at the lower end thereof.

As shown in FIG. 5, the contact portion 52 has a base portion 52a and a pair of arm portions 52b, 52b protruding from the base portion 52a toward the mounting plate 2. The base portion 52a and the arm portion 52b surround the front surface and both side surfaces of the plug portion 32 of the gas plug 3.

The peripheral wall 51 of the slide cover 5 is slidably supported by the pair of guide means G shown in FIG. 7A in the vertical direction (axial direction of the plug portion 32) in the fixed case 4. The pair of guide means G includes guide grooves 41d, 41d formed in the side wall portions 41b, 41b of the fixed case 4, and a pair of slides protruding outward from the upper outer surfaces of the side wall portions 51b, 51b of the slide cover 5. It is composed of parts 53 and 53.

By pushing the slide cover 5 toward the fixed case 4 in a direction orthogonal to the axis of the plug portion 32, the pair of slide portions 53, 53 are placed in the pair of guide grooves 41d, 41d, and the fixed case 4 and the slide cover 5 are formed. It can be fitted using the elasticity of. Since the end portion (the front end portion in the pushing direction) of the slide portion 53 is inclined, it is easy to fit the slide portion 53 into the guide groove 41d.

Next, connection and disconnection of the gas plug 3 of the socket 6 to the plug portion 32 will be described.
As shown in FIGS. 1 and 2, when the socket 6 is not connected to the plug portion 32, the slide cover 5 is in the lower reference position due to its own weight, and the slide portion 53 of the slide cover 5 is fixed at this reference position. It is maintained by hitting the lower end 41e (locking portion) of the guide groove 41d of the case 4. At this reference position, the slide cover 5 closes the windows 41c and 41c of the fixed case 4, and as shown in FIG. 7B, the peripheral wall 51 of the slide cover 5 cooperates with the peripheral wall 41 of the fixed case 4. It covers the front surface and both side surfaces of the plug portion 32 of the gas plug 3.

As shown in FIGS. 1 and 2, the contact portion 52 of the slide cover 5 at the reference position is located on the plug portion 32 side, and is on the movement locus of the contact portion 52 in the sliding process of the slide cover 5. The advance / retreat sleeve 61 of the socket 6 in the connected state, which will be described later, is arranged therein.

To connect the socket 6 to the plug portion 32, the socket 6 is moved upward from the through hole 43a of the fixing case 4. Then, the advancing / retreating sleeve 61 of the socket 6 at the initial position hits the contact portion 52 of the slide cover 5 and pushes up the slide cover 5. When the socket 6 is moved further upward together with the slide cover 5, that is, in the direction of connecting the socket 6 to the plug portion 32, the socket 6 is externally inserted into the plug portion 32 up to the connection position. Then, the advancing / retreating sleeve 61 protrudes upward, and the socket 6 and the plug portion 32 are engaged with each other.

As shown in FIGS. 3 and 4, in a state where the socket 6 is connected to the plug portion 32 and the advancing / retreating sleeve 61 projects upward, the slide cover 5 opens the window portion 41c of the fixed case 4 and from the window portion 41c The advancing / retreating sleeve 61 of the socket 6 is exposed. Since the window portion 41c of the fixed case 4 is open in this way, the connection state with the socket 6 can be confirmed. Further, the connection state of the socket 6 can be confirmed by visually recognizing the advance / retreat sleeve 61 of the socket.

When removing the socket 6 from the plug portion 32 of the gas plug 3, the advance / retreat sleeve 61 of the socket 6 exposed from the window portion 41c of the fixed case 4 is grasped by the thumb and the index finger or the middle finger and pushed downward. As a result, the advancing / retreating sleeve 61 retracts to the initial position, and as a result, the engagement between the socket 6 and the plug portion 32 is released, and the socket 6 is disengaged from the plug portion 32. At this time, the slide cover 5 moves to the lower reference position by its own weight and closes the window portion 41 of the fixed case 4.

[Second Embodiment]
8 and 9 show the gas outlet device 1A according to the second embodiment of the present invention.
In this gas outlet device 1A, the contact portion 52 of the slide cover 5A is not provided with the arm portions 52b extending on both side surfaces of the plug portion 32 in the first embodiment. In the present embodiment, the contact portion 52 is composed of only the base portion 52a, and contacts the advancing / retreating sleeve 61 of the socket 6 only from the front side of the plug portion 32. Therefore, the advancing / retreating sleeve 61 of the socket 6 in the connected state is more easily retracted from both side surfaces thereof.

[Third Embodiment]
10 and 11 show a gas outlet device 1B according to a third embodiment of the present invention.
In this gas outlet device 1B, the lower part of the slide cover 5B (the part on the plug part 32 side) is the operation part 54, and the lower end of the operation part 54 (the end part of the plug part 32 in the protruding direction) is the contact part. It is 52. The operation unit 54 has a U-shaped (or U-shaped) cross section and is connected to the peripheral wall 51, but has a smaller diameter than the peripheral wall 51.

When the socket 6 is not connected to the plug portion 32, that is, when the slide cover 5B is in the reference position, the peripheral wall 51 of the slide cover 5B closes the window portion 41c of the fixed case 4.

When the socket 6 is connected to the plug portion 32, the slide cover 5B moves upward as in the first embodiment, and the window portion 41c of the fixed case 4 is opened. In this connected state, as shown in FIG. 11, the socket operating portion 54 and the advance / retreat sleeve 61 of the socket 6 are exposed from the window portion 41c.

When removing the socket 6 from the plug portion 32, the operation portion 54 is grasped with the thumb and the index finger or the middle finger and pushed downward. At this time, the contact portion 52 of the slide cover 5 retracts the advancing / retreating sleeve 61 of the socket 6 downward, and the socket 6 is removed from the plug portion 32.
In the third embodiment, the operation unit 54 may have the same cross-sectional shape as the peripheral wall 51.

The present invention is not limited to the above embodiment, and various modifications can be adopted without departing from the gist thereof.
In the above embodiment, the guide means may be composed of a guide groove formed in the slide cover and a slide portion formed in the fixed case.
In the above embodiment, the axis of the plug portion may extend horizontally. In this case, the slide cover slides horizontally and is urged to the reference position by the spring.
In the above embodiment, the window portion may be continuously formed over the region corresponding to both side surfaces and the front surface of the plug portion of the gas plug in the fixed case.

The present invention can be applied to a gas outlet device installed on a wall or the like.

1,1A, 1B Gas outlet device 2 Mounting plate 3 Gas plug 32 Plug part 4 Fixed case 41 Peripheral wall 41c Window part 41d Guide groove 41e Locking part 5 Slide cover 51 Peripheral wall 52 Contact part 53 Slide part 54 Operation part 6 Socket 61 Advance / retreat sleeve W wall (mounting target)
G guide means

Claims (7)

The mounting plate fixed to the mounting target and
A gas plug that is fixed to the mounting plate and has a plug portion to which the socket is detachably connected.
A fixed case fixed to the mounting plate, covering the gas plug, and having a window portion formed at least in a region corresponding to the plug portion of the gas plug.
A slide cover that is arranged inside the fixed case, is slidably supported by the fixed case in the axial direction of the plug portion, and opens and closes the window portion of the fixed case as the plug portion slides.
With
The slide cover has a contact portion at the end of the plug portion in the protruding direction, and the tip of the socket connected to the plug portion is on the movement locus of the contact portion in the sliding process of the slide cover. The advance / retreat sleeve of the part is arranged,
When the socket is connected to the plug portion, the advancing / retreating sleeve of the socket hits the contact portion, and the slide cover is connected to the plug portion of the socket from a position where the window portion of the fixed case is closed. Sliding to
A gas outlet device characterized in that, in a connected state between the plug portion and the socket, the slide cover opens the window portion of the fixed case and exposes the advancing / retreating sleeve of the socket from the window portion. The mounting plate fixed to the mounting target and
A gas plug that is fixed to the mounting plate and has a plug portion to which the socket is detachably connected.
A fixed case fixed to the mounting plate, covering the gas plug, and having a window portion formed at least in a region corresponding to the plug portion of the gas plug.
A slide cover that is arranged inside the fixed case, is slidably supported by the fixed case in the axial direction of the plug portion, and opens and closes the window portion of the fixed case as the plug portion slides.
With
The slide cover with an operation unit on the plug unit side, of the operation portion has a contact portion on an end portion of the projecting direction of the plug part,
An advancing / retreating sleeve at the tip of the socket connected to the plug portion is arranged on the movement locus of the contact portion in the sliding process of the slide cover.
When the socket is connected to the plug portion, the advancing / retreating sleeve of the socket hits the contact portion, and the slide cover is connected to the plug portion of the socket from a position where the window portion of the fixed case is closed. Sliding to
A gas outlet device characterized in that, in a connected state between the plug portion and the socket, the slide cover opens the window portion of the fixed case and exposes the advancing / retreating sleeve of the socket and the operating portion from the window portion. .. The gas outlet device according to claim 1 or 2, wherein the window portion is formed in a region corresponding to at least both side surfaces of the plug portion of the gas plug in the fixed case. The gas outlet device according to any one of claims 1 to 3, wherein the window portion of the fixed case is formed in a pair in a region corresponding to both side surfaces of the plug portion of the gas plug in the fixed case. .. The axis of the gas plug extends in the vertical direction, and the tip of the plug portion points downward.
The slide cover is slidable in the vertical direction, and is supported by the case at a reference position against gravity by a locking portion provided on the fixed case to close the window portion of the fixed case.
When the socket is connected to the plug portion, the slide cover is pushed up from the reference position by the socket to open the window portion of the fixed case.
The gas according to any one of claims 1 to 4, wherein when the socket is removed from the plug portion, the slide cover moves to the lower reference position by its own weight and closes the window portion. Outlet device. The fixed case has a peripheral wall having a U-shaped or U-shaped cross section, and the peripheral wall covers the front surface and both side surfaces of the gas plug.
The slide cover is provided with a peripheral wall that opens and closes a window portion of the fixed case in a U-shaped or U-shaped cross section corresponding to the peripheral wall of the fixed case.
The peripheral wall of the slide cover is slidably supported by the peripheral wall of the fixed case, and when the window portion of the fixed case is closed, at least the plug portion of the gas plug cooperates with the peripheral wall of the fixed case. The gas outlet device according to any one of claims 1 to 5, wherein the front surface and both side surfaces of the gas outlet device are covered. A pair of guide means is provided between the peripheral wall of the slide cover and the peripheral wall of the fixed case.
The guide means includes a guide groove formed in either one of the fixed case and the slide cover and extending linearly in the axial direction of the plug portion, and the guide groove protruding from the other of the fixed case and the slide cover. The gas outlet device according to claim 6, further comprising a fitted slide portion.

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