Lifting type combustor and gas cooker

Abstract

The lifting type combustor comprises a furnace end, a spring, a lifting gas guide device, a seat frame, a fire distributor seat, an outer ring fire cover and a center fire cover, and the seat frame comprises a bottom foot plate, a longitudinal plate and a limiting plate; a transmission rod is arranged on the outer ring fire cover; the spring is arranged on the circular base plate and surrounds the outer ring nozzle seat, the outer ring injection pipe extends out of the upper end of the spring, and the bottom foot plate supports the base plate to be fixed; the central injection pipe and the outer ring injection pipe respectively extend into the central gas guide pipe and the outer ring gas guide pipe and are in sliding fit with each other; the spring supports the circular seat plate; the annular edge plate is attached to the lower surface of the limiting plate. The upper end of the central gas-guide tube penetrates through the distributor seat and is screwed with the central fire cover, the outer ring gas-guide tube is communicated with the distributor seat, and the outer ring fire cover is buckled with the distributor seat. Due to the arrangement of the heat insulation cover, heat energy transfer is reduced, temperature rise of the furnace end is prevented, and the heat insulation cover further plays a role in protecting the center gas guide pipe and the outer ring gas guide pipe.

Description

Technical Field

[0001] The utility model relates to a burner and a gas stove. Background Art

[0002] In the current prior art, Chinese Patent No. 200610095328.1, a burner assembly device for a gas stove, includes a burner head (7), an outer gas injection pipe (4) above the burner head (7), a fixing plate (5) fixedly connected to the lower end of the outer gas injection pipe (4), an outer flame cover (3) arranged at the upper port of the outer gas injection pipe (4), etc. Its characteristics are: the burner head (7) is provided with an inner air chamber air inlet (7a) and an air outlet hole in the middle communicated therewith, and an outer air chamber air inlet (7b) and air outlet holes in an outer ring symmetrically arranged along the center communicated therewith. Inner nozzle pipes (6) are threadedly and fixedly connected to the air outlet holes in the middle and the outer ring; inner flame covers (1) and integral outer flame covers (3) are respectively arranged at the upper port parts of the outer gas injection pipe (4) above the air outlet holes in the middle and the outer ring. Problems existing are: the outer gas injection pipe has no protection and is easy to bend, with a short service life; the temperature rise is high. Content of the Utility Model

[0003] The purpose of the utility model is to provide a lifting burner, which has the characteristics of preventing the air guide pipe from bending and having a low temperature rise.

[0004] The utility model is realized as follows: a lifting burner, which is characterized in that it includes a burner head, a spring, a lifting air guide device, a seat frame, a sub-fireware seat, an outer ring flame cover and a center flame cover.

[0005] The burner head includes a circular base plate, a center air inlet pipe, a center nozzle seat, a center nozzle and a center ejector pipe, an outer ring air inlet channel, outer ring nozzle seats evenly distributed on the circumference, outer ring nozzles and outer ring ejector pipes and a support seat plate. The center nozzle is screwed with the center nozzle seat, the center ejector pipe is screwed with the center nozzle and the radial air holes are opposite to the air outlet end; the outer ring nozzle is screwed with the outer ring nozzle seat, the outer ring ejector pipe is screwed with the outer ring nozzle and the radial air holes are opposite to the air outlet end.

[0006] The lifting air guide device includes a circular seat plate, a center air guide pipe, an outer ring air guide pipe and a heat insulation cover with a lower opening. The center air guide pipe is arranged at the center of the circular seat plate and penetrates through the circular seat plate. The outer ring air guide pipe is circularly distributed on the circular seat plate and penetrates through the circular seat plate; the annular edge plate of the heat insulation cover is fixed to the circular seat plate, and the center air guide pipe and the outer ring air guide pipe extend out from the top plate of the heat insulation cover.

[0007] The seat frame includes a bottom foot plate, a longitudinal plate and a limiting plate.

[0008] A transmission rod is arranged on the outer ring flame cover.

[0009] The spring is arranged on the circular base plate, the outer ring ejector pipe extends out from the upper end of the spring, and the bottom foot plate supports the seat plate to be fixed; the central ejector pipe and the outer ring ejector pipe respectively extend into the central air guide pipe and the outer ring air guide pipe and are in sliding fit, and the spring supports the circular seat plate; the annular edge plate is attached to the lower surface of the limit plate; the upper end of the central air guide pipe passes through the fire divider seat and is screwed with the central fire cap, the outer ring air guide pipe is communicated with the fire divider seat, and the outer ring fire cap and the fire divider seat are buckled.

[0010] The special feature of the described lifting burner is that: the spring includes a bottom cylindrical part, a tower-shaped part and a top cylindrical part;

[0011] The bottom cylindrical part surrounds the outer ring nozzle seat, and the top cylindrical part is in sliding fit with the outer ring ejector pipe.

[0012] The special feature of the described lifting burner is that: the fire divider seat includes a seat circular ring plate, arc-shaped seat plates distributed around the bottom circular ring plate and an air inlet connection hole arranged at the center of the arc-shaped seat plates;

[0013] The outer ring fire cap includes a top circular ring cover plate, a cylindrical seat, a superior arc-shaped combustion plate arranged around the top circular ring cover plate and a buffer chamber;

[0014] The outer diameter of the seat circular ring plate is larger than the outer diameter of the top circular ring cover plate, and the diameter of the arc-shaped seat plate is larger than the diameter of the superior arc-shaped combustion plate;

[0015] The cylindrical seat is inserted into and fixed in the counterbore on the axis hole of the seat circular ring plate, the axes of the superior arc-shaped combustion plate and the arc-shaped seat plate coincide, and the outer ring air guide pipe and the air inlet connection hole are fixed; the transmission rod is arranged on the superior arc-shaped combustion plate.

[0016] The special feature of the described lifting burner is that: the lower surface of the superior arc-shaped combustion plate is provided with radial combustion grooves and is communicated with the buffer chamber.

[0017] The special feature of the described lifting burner is that: it further includes a central circular ring guide plate and radial rib plates, and the radial rib plates are connected to the axis holes of the central circular ring guide plate and the seat circular ring plate;

[0018] The central air guide pipe passes through the axis hole of the central circular ring guide plate.

[0019] The special feature of a gas cooker is that: it includes a bottom shell, a glass panel, a liquid receiving tray, a heat collecting pot support and the lifting burner described above,

[0020] The glass panel is provided with a burner hole;

[0021] The liquid receiving tray includes a heat-insulating shell with a hollow lower opening, a cylindrical seat with a lower opening and an annular support plate. The heat-insulating shell is provided with a central pipe hole and an annular pipe hole, and the cylindrical seat is provided with radial grooves;

[0022] The upper end of the longitudinal plate of the seat frame is provided with a fixed seat plate, and the fixed seat plate and the limit plate are respectively arranged on the outer side and the inner side of the longitudinal plate;

[0023] The burner head is fixed to the bottom shell, the glass panel supports the annular support plate, the central air duct and the outer ring air duct extend out through the central pipe hole and the annular pipe hole and are in sliding fit; the screw passes through the connection hole on the top plate of the cylindrical seat and is screwed with the fixed seat plate; the bottom feet of the energy-saving pot support are fitted with the radial grooves; the heat insulation cover and the heat insulation shell are matched.

[0024] The described gas cooker is characterized in that: it further includes a fixed seat, and the fixed seat includes a top circular ring seat plate and a cylindrical part, and the top circular ring seat plate is provided with a fixed groove and a fixed hole;

[0025] The longitudinal plate of the described seat frame is further provided with a support seat,

[0026] The fixed seat plate is fitted with the fixed groove, the fixed seat is fitted with the burner hole, and the screw passes through the fixed hole and is screwed with the support seat.

[0027] For the lift-type burner of the present utility model, the setting of the heat insulation cover reduces the heat energy transfer, prevents the temperature of the burner head from rising, and the heat insulation cover also plays a role in protecting the central air duct and the outer ring air duct. Description of the Drawings

[0028] Figure 1 is one of the three-dimensional exploded views of the present utility model.

[0029] Figure 2 is the second three-dimensional exploded view of the present utility model.

[0030] Figure 3 is the three-dimensional view of the lift air guiding device of the present utility model.

[0031] Figure 4 is the three-dimensional exploded view of the burner head of the present utility model.

[0032] Figure 5 is the bottom view of the burner head of the present utility model.

[0033] Figure 6 is the first three-dimensional exploded view of the cooperation between the sub-fire seat and the outer ring fire cover of the present utility model.

[0034] Figure 7 is the second three-dimensional exploded view of the cooperation between the sub-fire seat and the outer ring fire cover of the present utility model.

[0035] Figure 8 is the cross-sectional view of the gas cooker of the present utility model.

[0036] Figure 9 is the three-dimensional view of the gas cooker of the present utility model.

[0037] Figure 10 This is an exploded perspective view of the gas cooker of the present utility model. Detailed implementation manners

[0038] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation of the present utility model.

[0039] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection or an integral connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0040] Embodiment 1

[0041] As Figure 1 shown, a lifting burner, characterized in that it comprises a burner head 1, a spring 2, a lifting air guiding device 3, a seat frame 4, a burner seat 5, a central burner cap 7 and an outer ring burner cap 6

[0042] As Figure 1 , Figure 4 , Figure 5 shown, the burner head 1 comprises a circular base plate 11, a central air inlet pipe 121, a central nozzle seat 122, a central nozzle 123 and a central ejector pipe 124, an outer ring air inlet channel 131, outer ring nozzle seats 132 evenly distributed on the circumference, outer ring nozzles 133 and outer ring ejector pipes 134, and a support seat plate 14. The central air inlet pipe 121 is communicated with the central nozzle seat 122, the outer ring air inlet channel 131 is communicated with the outer ring nozzle seats 132. The lower part of the central nozzle 123 is screwed with the central nozzle seat 122, the upper part of the central ejector pipe 124 is screwed with the central nozzle 123 and the radial air holes of the central ejector pipe 124 are opposite to the air outlet end of the central nozzle 123; the lower part of the outer ring nozzle 133 is screwed with the outer ring nozzle seat 132, the upper part of the outer ring ejector pipe 134 is screwed with the upper part of the outer ring nozzle and the radial air holes of the outer ring ejector pipe 134 are opposite to the air outlet end of the outer ring nozzle 133;

[0043] The circular base plate 11, the central air inlet pipe 121, the central nozzle seat 122, the outer ring air inlet channel 131, the outer ring nozzle seats 132, the outer ring ejector pipes 134 and the support seat plate 14 are integrally formed;

[0044] The lifting air guiding device 3 includes a circular seat plate 31, a central air guiding pipe 32, an outer ring air guiding pipe 33, and a heat insulation cover 34 with a lower opening. The central air guiding pipe 32 is arranged at the center of the circular seat plate 31 and penetrates through the circular seat plate 31. The outer ring air guiding pipe 33 is distributed on the circumference of the circular seat plate 31 and penetrates through the circular seat plate 31. The annular edge plate 341 of the heat insulation cover 34 is fixed to the circular seat plate 31. The central air guiding pipe 32 and the outer ring air guiding pipe 33 extend out from the top plate of the heat insulation cover 34 and are fixed to the top plate of the heat insulation cover 34.

[0045] The seat frame 4 includes a bottom foot plate 41, a longitudinal plate 42, and a limiting plate 43.

[0046] A transmission rod 6A is provided on the outer ring burner cap 6.

[0047] The spring 2 is arranged on the circular base plate 11 and surrounds the outer ring nozzle seat 132. The outer ring ejector pipe 134 extends out from the upper end of the spring 2, and the bottom foot plate 41 supports and fixes the seat plate 14. The central ejector pipe 124 and the outer ring ejector pipe 134 respectively extend into the central air guiding pipe 32 and the outer ring air guiding pipe 33 and are in sliding fit. The spring 2 supports the circular seat plate 31. The annular edge plate 341 is attached to the lower surface of the limiting plate 43. The upper end of the central air guiding pipe 32 passes through the burner base 5 and is screwed to the central burner cap 7. The outer ring air guiding pipe 33 is communicated with the burner base 5, and the outer ring burner cap 6 and the burner base 5 are buckled.

[0048] As a further improvement of the present utility model: The spring 2 includes a bottom cylindrical part, a tower-shaped part, and a top cylindrical part.

[0049] The bottom cylindrical part surrounds the outer ring nozzle seat 132, and the top cylindrical part is in sliding fit with the outer ring ejector pipe 134.

[0050] The burner base 5 includes a seat circular ring plate 51, arc-shaped seat plates 52 distributed around the bottom circular ring plate, and an air inlet connection hole 53 arranged at the center of the arc-shaped seat plates 52.

[0051] The outer ring burner cap 6 includes a top circular ring cover plate 61, a cylindrical seat 62, a superior arc-shaped combustion plate 63 arranged around the top circular ring cover plate 61, and a hollow and open slow flow chamber 64. The slow flow chamber 64 is arranged on the superior arc-shaped combustion plate 63.

[0052] The outer diameter of the seat circular ring plate 51 is greater than the outer diameter of the top circular ring cover plate 61, and the diameter of the arc-shaped seat plates 52 is greater than the diameter of the superior arc-shaped combustion plate 63.

[0053] The cylindrical seat 62 is inserted and fixed in the counterbore on the axis hole of the circular seat ring plate 51. The axes of the optimized arc-shaped combustion plate 63 and the circular arc-shaped seat plate 52 coincide. The outer ring air duct 33 and the air inlet connection hole 53 are fixed. The gap between the optimized arc-shaped combustion plate 63 and the circular arc-shaped seat plate 52 forms an outward convex combustion groove. The seat circular ring plate 51 between the top circular ring cover plate 61 and the circular arc-shaped seat plate 52 between two adjacent optimized arc-shaped combustion plates 63 forms an inward concave combustion groove. The transmission rod 6A is arranged on the optimized arc-shaped combustion plate 63.

[0054] As a further improvement of the present utility model: The lower surface of the optimized arc-shaped combustion plate 63 is provided with a radial combustion groove 631 and is communicated with the slow flow cavity 64.

[0055] As a further improvement of the present utility model: It further includes a central circular ring guide plate 54 and a radial rib plate 55. The radial rib plate 55 is connected to the axis holes of the central circular ring guide plate 54 and the seat circular ring plate 51.

[0056] The central air duct 32 passes through the axis hole of the central circular ring guide plate 54.

[0057] Embodiment 2

[0058] Such as Figure 8 、 Figure 9 shown, a gas cooker includes a bottom shell 8, a glass panel 9, a liquid receiving tray 10, a heat collecting pot support 15 and the lift type burner as described above.

[0059] The glass panel 9 is provided with a burner hole 91.

[0060] The liquid receiving tray 10 includes a heat insulation shell 101 with a hollow lower opening, a cylindrical seat 102 with a lower opening and an annular support plate 103. The heat insulation shell 101 is provided with a central pipe hole and an annular pipe hole. The cylindrical seat 102 is provided with a radial groove 1021.

[0061] The upper end of the longitudinal plate 42 of the seat frame 4 is provided with a fixed seat plate 44. The fixed seat plate 44 and the limit plate 43 are respectively arranged on the outer side and the inner side of the longitudinal plate 42.

[0062] The furnace head 1 is fixed to the bottom shell 8. The glass panel 9 supports the annular support plate 103. The central air duct 32 and the outer ring air duct 33 extend out of the heat insulation shell 101 through the central pipe hole and the annular pipe hole and are in sliding fit. Screws pass through the connection holes on the top plate of the cylindrical seat 102 and are screwed with the fixed seat plate 44. The bottom feet of the heat collecting pot support 15 are fitted with the radial groove 1021. The heat insulation cover 34 extends into the heat insulation shell 101 and has a gap.

[0063] As a further improvement of the present utility model: It further includes a fixed seat 16. The fixed seat 16 includes a top circular ring seat plate 161 and a cylindrical part 162. The top circular ring seat plate 161 is provided with a fixed groove 1611 and a fixed hole 1612.

[0064] The longitudinal plate 42 of the seat frame 4 is further provided with a support seat 44.

[0065] The fixed seat plate 44 is fitted with the fixed groove 1611, the fixed seat 16 is fitted with the burner hole 91, and the screw passes through the fixing hole 1612 and is screwed with the support seat 44.

[0066] As Figure 8 、 Figure 9 shown, when the present utility model is in use, the cookware is placed on the energy-gathering cookware support 15, the bottom of the pot acts on the transmission rod 6A, the fire divider seat 5, the central burner cap 7, the outer ring burner cap 6 and the lifting air guiding device 3 move downward, and the circular seat plate 31 compresses the spring; the central air guiding pipe 32 and the outer ring air guiding pipe 33 are respectively in sliding fit with the central ejector pipe 124 and the outer ring ejector pipe 134; the heat insulation cover 34 moves downward relative to the heat insulation shell 101 and is away from the heat insulation shell 101;

[0067] When the cookware leaves the energy-gathering cookware support 10, under the action of the spring, the fire divider seat 5, the central burner cap 7, the outer ring burner cap 6 and the lifting air guiding device 3 move upward together, and the annular edge plate 341 and the limiting plate 43 cooperate to stop.

[0068] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the claims and their equivalents.

Claims

1. An elevating burner, characterized in that: It includes a burner head, a spring, a lifting gas guiding device, a seat frame, a sub - burner seat, an outer - ring burner cap and a center burner cap. The burner head includes a circular base plate, a center gas inlet pipe, a center nozzle seat, a center nozzle and a center ejector pipe, an outer - ring gas inlet passage, outer - ring nozzle seats evenly distributed on the circumference, outer - ring nozzles and outer - ring ejector pipes, and a support seat plate. The center nozzle is screwed to the center nozzle seat, the center ejector pipe is screwed to the center nozzle and the radial air holes are opposite to the air outlet end; the outer - ring nozzle is screwed to the outer - ring nozzle seat, the outer - ring ejector pipe is screwed to the outer - ring nozzle and the radial air holes are opposite to the air outlet end. The lifting gas guiding device includes a circular seat plate, a center gas guiding pipe, an outer - ring gas guiding pipe and a heat - insulating cover with a lower opening. The center gas guiding pipe is arranged at the center of the circular seat plate and penetrates through the circular seat plate, and the outer - ring gas guiding pipe is circularly distributed on the circular seat plate and penetrates through the circular seat plate; the annular edge plate of the heat - insulating cover is fixed to the circular seat plate, and the center gas guiding pipe and the outer - ring gas guiding pipe extend out from the top plate of the heat - insulating cover. The seat frame includes a bottom foot plate, a longitudinal plate and a limiting plate. A transmission rod is provided on the outer - ring burner cap. The spring is arranged on the circular base plate and surrounds the outer - ring nozzle seat. The outer - ring ejector pipe extends out from the upper end of the spring, and the bottom foot plate supports and fixes the seat plate; the center ejector pipe and the outer - ring ejector pipe respectively extend into the center gas guiding pipe and the outer - ring gas guiding pipe and are in sliding fit, and the spring supports the circular seat plate; the annular edge plate is attached to the lower surface of the limiting plate; the upper end of the center gas guiding pipe passes through the sub - burner seat and is screwed to the center burner cap, the outer - ring gas guiding pipe is communicated with the sub - burner seat, and the outer - ring burner cap and the sub - burner seat are buckled together.

2. The lift-type burner according to claim 1, characterized in that: The spring includes a bottom cylindrical part, a tower - shaped part and a top cylindrical part. The bottom cylindrical part surrounds the outer - ring nozzle seat, and the top cylindrical part is in sliding fit with the outer - ring ejector pipe.

3. The lift type burner according to claim 1, characterized in that: The sub - burner seat includes a seat circular - ring plate, arc - shaped seat plates distributed around the bottom circular - ring plate and an air - inlet connection hole arranged at the center of the arc - shaped seat plates. The outer - ring burner cap includes a top circular - ring cover plate, a cylindrical seat, a superior - arc - shaped combustion plate arranged around the top circular - ring cover plate and a slow - flow cavity with a hollow lower opening. The outer diameter of the seat circular - ring plate is larger than the outer diameter of the top circular - ring cover plate, and the diameter of the arc - shaped seat plate is larger than the diameter of the superior - arc - shaped combustion plate. The cylindrical seat is inserted into and fixed in the counterbore on the axis hole of the seat circular - ring plate. The axes of the superior - arc - shaped combustion plate and the arc - shaped seat plate coincide, and the outer - ring gas guiding pipe and the air - inlet connection hole are fixed; the transmission rod is arranged on the superior - arc - shaped combustion plate.

4. The lift type burner according to claim 3, characterized in that: The lower surface of the superior - arc - shaped combustion plate is provided with radial combustion grooves and is communicated with the slow - flow cavity.

5. The lift type burner according to claim 3 or 4, characterized in that: It also includes a center circular - ring guiding plate and radial rib plates. The radial rib plates are connected to the axis hole of the center circular - ring guiding plate and the seat circular - ring plate. The center gas guiding pipe passes through the axis hole of the center circular - ring guiding plate.

6. A gas cooker, characterized in that: It includes a bottom shell, a glass panel, a liquid - receiving tray, a heat - concentrating pot support and a lifting burner as described in any one of claims 1 - 5. A burner hole is provided on the glass panel. The liquid - receiving tray includes a heat - insulating shell with a hollow lower opening, a cylindrical seat with a lower opening and an annular support plate. The heat - insulating shell is provided with a center pipe hole and an annular pipe hole, and the cylindrical seat is provided with radial grooves. A fixed seat plate is provided at the upper end of the longitudinal plate of the seat frame. The fixed seat plate and the limiting plate are respectively arranged on the outer side and the inner side of the longitudinal plate. The burner head is fixed to the bottom shell, the glass panel supports the annular support plate, and the central gas guide pipe and the outer ring gas guide pipe extend out of the heat insulation shell through the central pipe hole and the annular pipe hole and are in sliding fit; the screw passes through the connection hole on the top plate of the cylindrical seat and is screwed with the fixed seat plate; the bottom feet of the energy-gathering pot support are fitted with the radial grooves; the heat insulation cover and the heat insulation shell are matched.

7. A gas cooker according to claim 6, characterized in that: It further includes a fixed seat, and the fixed seat includes a top circular ring seat plate and a cylindrical part, and the top circular ring seat plate is provided with a fixed groove and a fixed hole; The longitudinal plate of the seat frame is further provided with a support seat, The fixed seat plate and the fixed groove are fitted, the fixed seat is fitted with the burner hole, and the screw passes through the fixed hole and is screwed with the support seat.

Images