FR2667135A1 - GAS BURNING TYPE FIREPLACE FIREPLACE HAVING A MEANS FOR PROTECTING THE CONTROL PANEL AND RUNNING DEVICES OF THE "GAS BUFFER" DEVICE FOR TRANSFORMING SAID FIREPLACE IN A CLASSIC FIREPLACE. - Google Patents

Abstract

The subject of the invention is a fireplace of the gas log type. The fireplace of the gas log type (12) is made up of at least one burner, such as a gas train arranged under the flue of a chimney, a safety device with a control pilot light, the elements decorative elements giving the appearance of wood logs are made of a material thermally resistant to flame and heat, such as a refractory material so that said material takes on a moving red color on contact with the outlet of the transformed gas in flames, characterized in that the "logs" of refractory materials are arranged in a particular order and that it comprises a means for retracting the gas log device. Fireplaces for wood fires or of the "gas log" type.

Description

The subject of the invention is a fireplace hearth of the gas log type

  comprising a protection means of the control panel and means for retracting the device "gas logs" for converting said hearth into a conventional wood burning fireplace hearth. The state of the art can be defined by the following patents: FR-A-2 623 881: "Fireplace characterized in that the fireplace is closed on its front face, in a sealed manner, by a window and is provided on all its other faces of a thermal insulation layer and in that the outlet of the combustion gases of the furnace is provided with a catalyst and a heat exchanger "FR-A-2 617 576:" The device comprises at least a conduit pierced with orifices and placed inside an open box filled with a non-combustible material forming a diffusion bed The conduit is supplied with a primary gas-air mixture supplied by a supply device connected to a gas duct The device comprises secondary air inlets towards the upper part of the diffusion bed, formed in particular by orifices provided in a rim which borders the box "FR-A-2 611 866:" The invention relates to a burner operating on gas which, once placed under a chimney duct e and covered with its decorative elements, gives the appearance of a traditional fire charcoal or wood, all controlled by a security box The burner consists of a sheet steel bottom, a ramp to gas and is equipped with a safety device with pilot flame The safety box is a metal box, containing a safety valve, a pilot lighting system by thermocouple, a magnetic control valve Movable decorative elements

  consist solely of refractory materials.

  FR-A-2 629 178: "The invention relates to a decorative gas burner The object of the invention is a decorative gas burner giving the appearance of logs, pieces of coal, charcoal, of peat blocks or any other solid fuel, characterized in that it consists of an assembly made of a heat-resistant material with flame and heat and consisting of at least one element comprising an upper part having the shape or the appearance of said logs of wood, pieces of coal, etc. and a lower part in which is formed at least one conduit or cavity communicating, on the one hand, with a gas injector associated with admission and mixing means combustion air and, on the other hand, with a number of locations on the surface of said lower and / or upper part, via a plurality of small channels, ignition means being provided for ignite the combustible mixture to the right The "gas log" chimney hearth is composed of at least one burner, such as a gas ramp disposed under the duct of a chimney, a ventilation device or a gas burner. pilot-on-fire safety: decorative elements giving the appearance of logs consist of flame-resistant and heat-resistant material, such as a refractory material, such that the material takes on a moving red color in contact with the exit of the gas transformed into flames, characterized in that the "logs" made of refractory materials are arranged in a particular order and that it comprises a means

  retraction of the device "gas logs".

  According to one embodiment, the logs are independent

each other.

  According to another embodiment, the logs are assembled

in one block.

  The gas logs are integral with the device "gas logs".

  The gas logs are removable from the "gas logs" device.

  Said firebox is characterized by the fact that the control panel is accessible by a front hatch

  arranged at the level of the sole on the front part.

  According to another embodiment, said hatch is mounted

  on a hinge parallel to the edge of the hearth plate.

  The control panel is mounted integral with the hidden face of said hatch that acts as a means of thermal protection

  hands while manipulating the control buttons.

  The control panel door has side flanges

  which increase the thermal protection of the hands.

  According to another embodiment, the hatch is mounted on a hinge perpendicular to the edge of the furnace plate, said hatch is provided in this case, a lateral cheek of thermal protection of the hands. Said cheek has, in this embodiment, the shape of a sector Saeed sector enters a slot of the sole which allows its passage for the handling of the hatch.

  This embodiment is not shown in the figures.

  The means of retraction of the device "gas logs" can be manual or mechanical.

  The mechanical retraction means can be actuated by acting

  directly on the device "gas logs" which retracts and is replaced by a plate foyère which serves as sole.

  The retraction can be done vertically, by lifting or by rotation of 1800 of the plane of the device "gas logs". The means for retracting the "gas log" device for converting said hearth into a conventional fireplace hearth for a wood fire is that said device "gas logs" is lowered manually into a housing provided for this purpose under the level of the sole, the opening of this housing is closed by a foyère plate which can receive the logs in wood.20 According to another mechanism of retraction of the device "gas logs", said mechanism is composed of a vertical plate which is maneuvered when the user presses the device "gas logs" which has the effect of pivoting a bracket by one of its ends through a roller secured to the bracket, said roller rolling along the underside of said device , the square pivots around its axis of articulation and

  raises the other end of the plate through a rigid rod In its maneuver, the plate is guided by rails or slides that act as a means for guiding and receiving said plate.

  According to another embodiment, the retraction of the device "gas logs" is effected by covering said device by an articulated plate which, placed on said device "gas logs" serves as a plate foyère, this plate can be erected vertically behind the fireplace to act as a bottom plate in the heart of the fireplace when the device

"gas logs" is cleared.

  According to another embodiment, the furnace plate is articulated on an axis which is mounted on slides which are 2 t, coming from the rear part of the furnace, parallel and under the device "gas logs, to come on the front face and forming a bend to terminate vertically above the level of said device and in such a way that said plate retracts beneath the device "gas logs" or on the contrary comes to cover said device being folded towards According to another embodiment, the furnace plate is made in two parts articulated laterally .These two parts stand up vertically to disengage the device "logs to

  gas "and fall back on said device to retract it.

  According to another embodiment the retraction of the device "gas logs" can be performed by rotating 1800 of the furnace plate. For this purpose, the device "gas logs" is provided on its underside with a foyère plate, with interposition of a thermal protection The whole of this device (gas logs and foyère plate) is mounted on an axis of rotation that allows

rotate the set of 1800.

  The attached drawings are given as indicative and nonlimiting examples. They represent a preferred embodiment according to the invention.

easily understand the invention.

  Figure 1 is a perspective view of the device "logs"

  gas "highlighting two gas ramps.

  Figures 2, 3, 4, 5 and 6 highlight the layout

  specific logs of refractory material.

  FIG. 7 is a sectional view along the axis AA represented at

  Figure 1 o the device "gas logs" can operate.

  Figure 8 is a view according to Figure 7, but o the device "gas logs" is retracted into its housing and o the foyère plate is set up manually to close

the opening of the dwelling.

  Figure 9 is a sectional view of the fireplace showing means for retraction from below the device "gas logs"

by means of a lever.

  Figure 10 is a sectional view of the fireplace showing a vertical back plate which is folded towards the front of the fireplace on the device "gas log" to retract and make

fired plate.

  FIG. 11 is a sectional view of the hearth where the device "gas logs" is retracted by an articulated plate mounted on slides Said plate is folded from front to rear on said device "gas logs" In this figure, the plate is disposed under the device "gas logs".

  Figure 12 is a view according to Figure 11, but where the plate is folded over the device "gas logs".

  Figure 13 is a perspective view of a fire plate

  composed of two parts that rise vertically on the sides.

  FIG. 14 is a diagrammatic view showing the retraction of the device "gas logs" by rotation of 1800 of the furnace plate. The hearth 10 comprises a hearth 11 on which is placed a device "gas logs" 12 This device comprises two gas ramps 13, 14, a control panel 15, accessible via a hatch 16, decorative elements 17 made of refractory material which represent embers. FIGS. 2, 3, 4, 5 and 6 show evidence the different phases of setting up decorative logs These

  logs 1 to 9 are arranged with a certain order. Figure 2 shows the placement of logs 1, 2.

  Figure 3, the placement of logs 3, 4.

  Figure 4, the placement of logs 5, 6.

  Figure 5, the placement of logs 7, 8, 9.

  Figure 6 highlights the aesthetic effects thus obtained.

  In the embodiment shown in FIGS.

  8, the device "gas logs" 12 can retract manually.

  Said device "gas logs" 12 can retract in a housing 29 provided for this purpose under the focus A plate foyère 18 closes the opening 19 of the housing 29 and allows to put

  in place the logs in wood for a wood fire.

  The control panel 15 is easily accessible through a hatch 16 disposed forward, in the middle of the hearth 11 Said hatch 16 is mounted on a hinge 20. The control panel 15 is mounted integral with the hidden face of said hatch 16 which makes as a means of protection

  The flap 16 of the control panel 15 has side flanges 22 which increase the thermal protection of the hands.

  According to another embodiment not shown in the figures, the control panel is not secured to the face

  hidden from the hatch The control panel remains fixed, the user passes his hand through the hatch to access the control buttons.

  In Figure 9, the embodiment describes another mechanism for retracting the device "gas logs" This mechanism is composed of a vertical plate 23 which is operated when the user presses on the device "gas logs" 12 This has the effect of pivoting a bracket 26 by one of its ends through a roller 28 secured to the bracket 26, said roller 28 rolling along the underside of said device 12, the bracket 26 pivots around its hinge pin 27 and raises the other end plate 23 through a rigid rod 25 In its maneuver, the plate 23 is guided by rails or slides 24 which act as a means of guiding and receiving said plate 23. In the embodiment shown in Figure 10, the retraction of the device "gas logs" 12 is effected by covering from the rear of the hearth forward a rear plate which is articulated in two axes 31 and 32 first axis is s above the "gas log" device 12, so that the plate 30 is above said device 12 The other axis 32 is located in the upper part, so that the part

  terminal 33 of the plate 30 closes by covering the device 12.

  The action of the plate 30 is effected in the direction indicated by the arrows shown in FIG.

  According to another embodiment shown in Figures 11 and 12, the device "gas logs" 12 is retracted by a plate 34 mounted articulated at the axis 35 and sliding by slides 36 These slides 36 are arranged parallel and under the device "gas logs" 12 to come to end on the front face of the fireplace by a bend 37 and a vertical portion 38 which can fold down the plate

  34 from front to rear on said device 12 (see arrows F 2 and F 3).

  According to the embodiment shown in Figure 13, the device "gas logs" 12 retracts by means of a plate made of two half plates 39,40 These two half plates 39, open vertically and descend on the the sides of the device 12 The half-plate 39 which partly composes the furnace hearth plate is mounted on rods 41 mounted at the ends of said portion 39 and allow the opening and the vertical descent of the half plate 39 of the device "logs"

with gas "12.

  The other half-plate 40 is mounted in the same manner as the half-plate 39. As in this example, the half-plate is mounted on rods 42 which are guided by rails.

  or slides 43 which act as means for guiding and receiving said half plate 40.

  According to another embodiment shown in FIG. 14, the retraction of the device "gas logs" 12 can be effected by rotating 1800 of the furnace plate. For this purpose, the device "gas logs" 12 is provided on its lower face 44 with a hearth plate 45, with interposition

  The whole of this device (gas logs 12 and furnace plate 45 is mounted on an axis of rotation 46 which makes it possible to rotate the assembly of 1800.

  3 The false logs 1 to 9 are either secured to the device "gas logs" 12 or removable and the user must in the latter case, remove said false logs 1 to 9 before the rotation of the assembly. In the embodiment shown, the axis of rotation 46

is parallel to the wall of backing.

  In another embodiment not shown in the figures, the axis of rotation is perpendicular to the wall of affiliation.

REFERENCES

  1 to 9 Logs Fireplace 11 Sole 12 Gas Logs 13 14 Gas Rails Control Panel Hatch 17 Decorative Elements 18 Fireplace Plate 19 Opening Hinge 21 Control Knobs 22 Side Panels 23 Vertical Plate 24 Rail or Slide Rigid Rod 26 Bracket 27 Fixed axle 28 Roller 29 Housing Back plate 31 32 Plate shafts 33 End plate 34 Plate Plate pin 36 Slides 37 Elbow 38 Vertical part 39 40 Half plates 41 Links 42 Rods 43 Rail or slide 44 Bottom side of the "gas logs" device 45 Hotplate 46 Rotation axis 47 Thermal protection

Claims (12)

CLAIMS I   1 Fireplace fireplace of the "gas log" type consisting of at least one burner, such as a gas ramp (13-14) disposed under the chimney duct, a pilot safety device 5 of control, the decorative elements (17) giving the appearance of wood logs are made of a heat-resistant flame and heat-resistant material, such as a refractory material, so that said material takes on a moving red color in contact with the exit of the gas transformed into flame, characterized in that the "logs" of refractory materials are arranged in a particular order and that it comprises a means of retraction of the device "gas logs". 2 Fireplace type "gas logs" according to claim 1, characterized in that the control panel (15) is accessible by a hatch   (16) located at the level of the sole (11) on the front part.   3 Fireplace fireplace of the "gas log" type, according to claim 2, characterized by the fact   the flap (16) is mounted on a hinge (20) parallel to the edge of the firing plate (18).   4 Fireplace fireplace type "gas logs" according to claim 2, characterized in that the control panel (15) is mounted integral with the hidden face of said door (16) which acts as a means of thermal protection of hands during the operation of the control buttons (21). Fireplace hearth type "gas logs" according to claim 2, characterized in that the flap (16) of the control panel (15) has side flanges (22) which increase the thermal protection of the   hands. 6 Fireplace fireplace of the type "gas logs" according to any one of claims 1, 2 or 3 characterized by the fact   that the control panel is independent of the hatch that serves as a means of thermal protection of the hands.   7 Fireplace fireplace type "gas logs" according to claim 1 characterized in that the means of retraction of the device "gas logs" can be manual or mechanical.   8 Fireplace fireplace type "gas logs" according to claim 1 characterized in that the mechanical retraction means can be actuated by acting directly on the device "gas logs" (12) which retracts and which is replaced by a hearth plate which serves as sole, the retraction can be done vertically, by lifting or rotating 180 of the plane of the device "gas logs" .10 9 Fireplace type "gas logs", according to Claim 1, characterized in that the means for retracting the "gas log" device (12) for converting said hearth (10) to a conventional wood burning fireplace hearth is that said "gas log" device "(12) is lowered manually into a housing (29) provided for this purpose under the level of the hearth (11), the opening of this housing is closed by a foyère plate (18) which can receive the logs. 10 Fireplace fireplace type "gas logs" according to claim 1, characterized in that the mechanism is composed of a vertical plate (23) which is operated when the user presses the device "gas logs" (12) which has the effect of pivoting a bracket (26) by one of its ends through a roller (28) integral with the bracket 26), said roller (28) rolling along the underside of said device (12), the square (26) pivots   around its hinge axis (27) and raises the other end plate (23) through a rigid rod (25); in its operation, the plate (23) is guided by rails or slides (24) which act as means for guiding and receiving said plate (23).   11 fireplace hearth type "gas logs" according to claim 1, characterized in that the retraction of the device "gas logs" (12) is effected by covering said device by an articulated plate which, setting placed on said device "gas logs" (12) acts as a   foyère plate (18), this plate can be raised vertically behind the fireplace (10) to act as a bottom plate in the heart of the home when the device "gas logs" is released.   12 Fireplace type "gas logs" according to claim 11, characterized in that the retraction of the device "gas logs" (12) is effected by covering the back of the hearth forward a rear plate (30) which is articulated in two axes (31) and (32); the first axis is located above the "gas log" device (12), so that the plate (30) is above said device (12); the other axis (32) is located in the upper part, so that the end portion (33) of the plate (30) closes in covering the device (12).   13 Fireplace hearth type "gas logs" according to claim 1, characterized in that the furnace plate (18) is articulated on an axis which is mounted on slides (36) which are from the rear part of the fireplace, parallel and under the device "gas logs" (12), to come on the front face and form a bend (37) for   terminating vertically above the level of said device and in such a way that said plate retracts beneath the device "gas logs" (12) or on the contrary comes to cover said device being folded towards the heart of the home.   Chimney fireplace of the "gas log" type, according to claim 1, characterized in that the device "gas logs" is retracted by means of a plate which is made in two parts (39,40); these two parts   (39, 40) open vertically and descend to the sides of the device (12).   Fireplace fireplace of the "gas log" type, according to claim 14, characterized in that the half-plates (39, 40) which make up the fire plate are mounted on rods (41) mounted at the ends of said plates and which allow the opening then vertical descent. Chimney fireplace of the "gas log" type, according to claim 14 characterized in that the half-plates (40) are mounted on rods (42) which are guided by rails or slides (43) which act as means for guiding and receiving said half-plates (40).  Fireplace hearth type "gas logs" according to claim 1, characterized in that the retraction of the device "gas logs" (12) is effected by rotation of 1800 of the furnace plate, the device " gas logs "(12) is provided on its underside (44) with a furnace plate (45), with the interposition of a thermal protection (47); the whole of this device (gas logs (12) and hearth plate   (45) is mounted on an axis of rotation (46) which makes it possible to rotate the assembly of 1800.   Fireplace fireplace of the "gas log" type, according to claim 17, characterized in that in the embodiment shown, the axis of rotation   (46) is parallel to the wall of backing.   19 Fireplace fireplace of the "gas log" type, according to claim 17, characterized in that the axis of rotation is perpendicular to the wall of abutment.15 Chimney fireplace of the "gas log" type, according to the claim 1, characterized by the fact   that the logs (1 to 9) are arranged with a certain order.