Top-air-intake stove burner

Abstract

A top-air-intake stove burner, comprising a burner head, a flame distributor holder, an inner burner cap and an outer ring burner cap, wherein the burner head comprises a base plate, a nozzle holder, an outer ring gas intake holder, a front lower support base, a rear support clamping base, a side lower support base, an inner nozzle holder, an inner gas intake holder, a spark electrode hole and an induction electrode hole; and the fire distributor seat comprises an inner burner cap holder, an outer ring gas slot, a rear gas guide cavity, an outer injection tube, an inner injection tube, a secondary air channel, a front upper support base, a rear latch and a side upper support base, the outer injection tube intersecting the front upper support base, a front latch being provided on the front upper support base, the rear latch being arranged on two sides of the rear gas guide cavity, the end portion of the inner injection tube intersecting an end wall plate of the side upper support base, the front lower support base supporting the front upper support base, the front latch being fitted with the front clamping groove, the rear gas guide cavity being fitted with a middle rear clamping groove, the rear latch being fitted with a rear left clamping groove and a rear right clamping groove, the side lower support base supporting the side upper support base, and an end portion of the inner injection tube being fitted with a side clamping groove. The top-air-intake stove burner can prevent the flame distributor holder from moving forward or backward and moving leftward or rightward, and is convenient to disassemble and assemble.

Description

Top-inlet stove burner Technical Field

[0001] The utility model relates to a stove burner, in particular to a stove burner with upper air inlet. Background Art

[0002] The current existing technology, Chinese Patent 202110909993.4, describes a top-inlet stove burner, comprising a burner head, a diverter seat, a center fire cover, an outer ring fire cover, an ignition needle, and an induction needle. The diverter seat is disposed on the burner base plate, which supports the diverter seat. The nozzle on the center outlet seat is opposite to the center air inlet pipe, while the nozzle on the outer ring outlet seat is opposite to the left outer ring ejector pipe and the right outer ring ejector pipe. The left air inlet is connected to the counterclockwise end of the left axial gas channel, while the right air outlet is connected to the clockwise end of the right axial gas channel. The ignition needle and the induction needle are fixed to the base body, respectively, and the base plate is fixed through a through hole. Problems exist: the diverter seat and the burner head are not firmly connected and are prone to displacement.

[0003] Utility Model Content

[0004] The purpose of the utility model is to provide a top air inlet stove burner, which has the characteristics of firm connection and convenient assembly and disassembly.

[0005] The utility model is realized as follows: a top air inlet stove burner, which is special in that it includes a burner head, a fire distributor seat, an inner fire cover and an outer ring fire cover,

[0006] The burner includes a base plate, a nozzle seat and an outer ring air intake seat provided at the front end of the base plate, a front lower support seat with a front opening and an upper opening, a rear support seat, a side lower support seat, an inner nozzle seat and an inner air intake seat, an ignition pinhole, and an induction pinhole. An air intake interface is provided on the outer ring air intake seat, a front card slot with an upper opening is provided on the rear wall plate of the front lower support seat, a middle rear card slot, a rear left card slot, and a rear right card slot are provided on the rear support seat, and a side card slot is provided on the end wall plate of the side lower support seat.

[0007] The fire distributor base includes an inner fire cover base, an outer ring gas groove, a rear air guide cavity, an outer ejector tube, an inner ejector tube, four axial secondary air passages, a front upper support base with a front opening and a lower opening, a rear latch, and a side upper support base with an upper opening and a side opening. The outer ejector tube intersects with the front upper support base, and the front upper support base is provided with a front latch; the rear latch is provided on both sides of the rear air guide cavity; the end of the inner ejector tube intersects with the end wall plate of the side upper support base;

[0008] The front lower support seat supports the front upper support seat, the front tongue engages with the front slot, the rear air guide cavity engages with the middle rear slot, and the rear tongue engages with the rear left slot and the rear right slot; the side lower support seat supports the side upper support seat, and the end of the inner ejector tube engages with the side slot.

[0009] The special feature of the upper air inlet stove burner is that the burner head is also provided with a side support seat.

[0010] The inner ejector tube and the side lower support seat are arranged on the left or right side, and the side support column seat is arranged on the right or left side;

[0011] The fire distributor base is also provided with a side support column, which is arranged on the right side or the left side;

[0012] The side support column seats support the side support columns.

[0013] The special feature of the top-air-inlet stove burner is that the angle between the inner ejector tube and the outer ejector tube is 90 degrees.

[0014] The special feature of the top-inlet stove burner is that the air inlet end of the inner ejector tube and the inner nozzle seat are located in the cavity formed by the upper side support seat and the lower side support seat;

[0015] The air inlet end and the outer nozzle of the outer ejector tube are located in the front cavity formed by the front lower support and the front upper support seat.

[0016] The special feature of the top-inlet stove burner is that an arc-shaped guide diverter plate is provided at the junction of the rear air guide cavity and the outer ring gas groove, and the central angle of the arc-shaped guide diverter plate is smaller than the central angle of the rear air guide cavity.

[0017] The special feature of the top-inlet stove burner is that the inner fire cover includes a cover plate, a circular cylindrical body and an external interface arranged at the lower end of the circular cylindrical body, and the circular cylindrical body is provided with radial air outlet holes and annular combustion grooves, and the radial air outlet holes and the annular combustion grooves are connected.

[0018] The special feature of the top-air-inlet stove burner is that the diameter of the cylindrical body is smaller than the diameter of the cover plate.

[0019] The special feature of the top-inlet stove burner is that the outer ring fire cover includes a circular top plate, an inner ring wall plate and an outer ring wall plate, which form an outer ring gas cavity.

[0020] An inner annular combustion groove is provided on the inner annular wall plate, and an outer annular combustion groove is provided on the outer annular wall plate. The inner annular combustion groove and the outer annular combustion groove are communicated with the outer annular combustion chamber.

[0021] The special feature of the top-inlet stove burner is that it also includes a plurality of radial partition plates, and the outer annular gas cavity between two adjacent radial partition plates constitutes a sub-gas cavity, which is respectively connected to the inner annular combustion groove and the outer annular combustion groove.

[0022] The utility model discloses a top air inlet stove burner, wherein a front lower support seat supports a front upper support seat, a front latch engages with a front latch groove, a rear air guide cavity engages with a middle rear latch groove, and a rear latch engages with a rear left latch groove and a rear right latch groove; a side lower support seat supports a side upper support seat, and a side latch engages with a side latch groove; the burner seat can be prevented from moving forward and backward and left and right, and disassembly and assembly are convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] FIG1 is a top view of the present utility model.

[0024] FIG. 2 is an AA view of FIG. 1 .

[0025] FIG3 is a BB view of FIG1.

[0026] FIG4 is a view taken along line C-C in FIG1 .

[0027] FIG5 is one of the three-dimensional exploded views of the present invention.

[0028] FIG6 is a second exploded perspective view of the present invention.

[0029] FIG7 is a perspective view of the present utility model.

[0030] FIG8 is a perspective view of the burner head of the present invention.

[0031] FIG9 is a perspective view of the fire-distributing device seat of the present invention.

[0032] Figure 10 is a cross-sectional view of the inner fire cover of the present invention.

[0033] FIG11 is a cross-sectional view of the outer ring fire cover of the present invention. DETAILED DESCRIPTION

[0034] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0035] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to direct connections, indirect connections through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0036] As shown in FIG1 , a top-inlet stove burner includes a burner head 1, a fire distributor seat 2, an inner fire cover 3 and an outer ring fire cover 4.

[0037] The burner 1 includes a base plate, a nozzle seat 111 and an outer ring air intake seat 112 at the front end of the base plate, a hollow front lower support seat 12 with a front opening and an upper opening, a rear support card seat 13, a side lower support seat 14, an inner nozzle seat 141 and an inner air intake seat 142, an ignition pinhole 151, and an induction pinhole 152. The nozzle seat 111 and the outer ring air intake seat 112 are on a straight line perpendicular to the horizontal plane. The nozzle seat 111 is located at the upper part of the base plate, and the outer ring air intake seat 112 is located at the lower part of the base plate. At the lower part, an air inlet port is provided on the outer ring air inlet seat 112; a front slot 121 with an upper opening is provided on the rear wall plate of the front lower support seat 12; a middle rear slot 131, a rear left slot 132, and a rear right slot 133 are provided on the rear support seat 13; the side lower support seat 14 is hollow with an upper opening and a side opening; a side slot 143 is provided on the end wall plate of the side lower support seat 14; the inner nozzle seat 141 and the inner air inlet seat 142 are in a straight line, respectively located at the upper and lower parts of the seat plate;

[0038] The ignition distributor seat 2 includes an inner fire cover seat 21, an outer ring gas groove 22, a rear air guide cavity 23, an outer ejector pipe 24, an inner ejector pipe 25, four axial secondary air passages 26, a front upper support seat 27 with a front opening and a lower opening, a rear latch 29, and a side upper support seat 28 with an upper opening and a side opening. The outer ejector pipe 24, the rear air guide cavity 23, and the outer ring gas groove 22 are connected in sequence, and the outer ejector pipe 24 intersects with the front upper support seat 27; a front latch 271 is provided on the front upper support seat 27; the rear latch 29 is provided on both sides of the rear air guide cavity 23; the end of the inner ejector pipe 25 intersects with the end wall plate of the side upper support seat 28, and the inner ejector pipe 25 is connected with the inner fire cover seat 21; the rear air guide cavity 23 is connected with the outer ring gas groove 22;

[0039] The front lower support seat 12 supports the front upper support seat 27. The front latch 271 engages with the front slot 121. The rear air guide cavity 23 engages with the middle rear slot 131. The rear latch 29 engages with the rear left slot 132 and the rear right slot 133. The side lower support seat 14 supports the side upper support seat 28. The end of the inner ejector tube 25 engages with the side slot 143. The ignition pinhole 151 and the sensing pinhole 152 each correspond to an axial secondary air passage 26. This prevents the igniter seat 2 from moving left and right and forward and backward relative to the burner head 1, providing a secure and removable connection.

[0040] As a further improvement of the present invention: the burner head 1 is further provided with a side support seat 16,

[0041] The inner ejector tube 25 and the side lower support seat 14 are arranged on the left side, and the side support column seat 16 is arranged on the right side;

[0042] The fire distributor base 2 is further provided with a side support column 2A, which is located on the right side;

[0043] The side support column seat 16 supports the side support column 2A, preventing the fire distributor seat from rocking left and right relative to the burner.

[0044] As a further improvement of the present invention, the angle between the inner ejection tube 25 and the outer ejection tube 24 is 90 degrees. This layout simplifies the structure and reduces the volume.

[0045] The air inlet end and the inner nozzle seat of the inner ejector tube 25 are located in the cavity formed by the upper side support seat and the lower side support seat;

[0046] The air inlet end and the outer nozzle of the outer ejection tube 24 are located in the front cavity formed by the front lower support and the front upper support seat, thereby preventing wind interference.

[0047] An arc-shaped flow guide and diverter plate 2B is provided at the junction of the rear air guide cavity 23 and the outer ring gas groove 22 , and the central angle of the arc-shaped flow guide and diverter plate 2B is smaller than the central angle of the rear air guide cavity 23 .

[0048] The inner fire cover 3 includes a cover plate 31, a circular cylindrical portion 32 and an external interface 33 provided at the lower end of the circular cylindrical portion 32. The circular cylindrical portion 32 is provided with radial air outlet holes 321 and an annular combustion groove 322, and the radial air outlet holes 321 and the annular combustion groove 322 are connected.

[0049] The diameter of the cylindrical body portion 32 is smaller than the diameter of the cover plate 31 .

[0050] The outer ring fire cover 4 includes a circular top plate 41, an inner ring wall plate 42 and an outer ring wall plate 43, which form an outer ring combustion chamber.

[0051] An inner annular combustion groove 421 is provided on the inner annular wall plate 42, and an outer annular combustion groove 431 is provided on the outer annular wall plate 43. The inner annular combustion groove 421 and the outer annular combustion groove 431 are communicated with the outer annular combustion chamber.

[0052] It also includes a plurality of radial partition plates 44. The outer annular combustion chamber between two adjacent radial partition plates 44 constitutes a sub-combustion chamber, which is communicated with the inner annular combustion groove 421 and the outer annular combustion groove 431 respectively.

[0053] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A top-inlet stove burner, characterized in that: It includes a burner head, a fire distributor seat, an inner fire cover and an outer ring fire cover. The furnace head includes a seat plate, a nozzle seat and an outer ring air intake seat, a front lower support seat with a front opening and an upper opening, a rear support seat, a side lower support seat, an inner nozzle seat and an inner air intake seat, an ignition pinhole, and an induction pinhole. The rear wall plate of the front lower support seat is provided with a front card slot with an upper opening, the rear support seat is provided with a middle rear card slot, a rear left card slot and a rear right card slot, and the end wall plate of the side lower support seat is provided with a side card slot; The fire distributor seat includes an inner fire cover seat, an outer ring gas groove, a rear air guide cavity, an outer ejector tube, an inner ejector tube, four axial secondary air passages, a front upper support seat with a front opening and a lower opening, a rear latch tongue, and a side upper support seat with an upper opening and a side opening. The outer ejector tube intersects with the front upper support seat, and a front latch tongue is provided on the front upper support seat; the rear latch tongue is provided on both sides of the rear air guide cavity; the end of the inner ejector tube intersects with the end wall plate of the side upper support seat; The front lower support seat supports the front upper support seat, the front latch tongue engages with the front latch groove, the rear air guide cavity engages with the middle rear latch groove, the rear latch tongue engages with the rear left latch groove and the rear right latch groove; the side lower support seat supports the side upper support seat, and the end of the inner ejector tube engages with the side latch groove.

2. The top-inlet stove burner according to claim 1, characterized in that: The furnace head is also provided with a side support seat. The inner ejector tube and the side lower support seat are arranged on the left side or the right side, and the side support column seat is arranged on the right side or the left side; The fire distributor seat is also provided with a side support column, which is arranged on the right side or the left side; The side support column seats support the side support columns.

3. The top air inlet stove burner according to claim 1, characterized in that: The included angle between the inner ejector tube and the outer ejector tube is 90 degrees.

4. The top-inlet stove burner according to claim 1, characterized in that: The air inlet end of the inner ejector tube and the inner nozzle seat are located in the cavity formed by the upper side support seat and the lower side support seat; The air inlet end and the outer nozzle of the outer ejector tube are located in the front cavity formed by the front lower support seat and the front upper support seat.

5. The top-inlet stove burner according to claim 1, characterized in that: An arc-shaped flow guide and diverter plate is provided at the junction of the rear air guide cavity and the outer ring gas groove, and the central angle of the arc-shaped flow guide and diverter plate is smaller than the central angle of the rear air guide cavity.

6. The top-inlet stove burner according to claim 1, 2, 3, 4 or 5, characterized in that: The inner fire cover comprises a cover plate, a circular cylindrical body and an external interface arranged at the lower end of the circular cylindrical body. The circular cylindrical body is provided with radial air outlet holes and annular combustion grooves, and the radial air outlet holes and the annular combustion grooves are connected.

7. The top air inlet stove burner according to claim 6, characterized in that: The diameter of the cylindrical body portion is smaller than the diameter of the cover plate.

8. The top-inlet stove burner according to claim 1, 2, 3, 4 or 5, characterized in that: The outer ring fire cover comprises a circular ring top plate, an inner ring wall plate and an outer ring wall plate, which form an outer ring combustion chamber. An inner ring wall plate is provided with an inner ring combustion groove, an outer ring combustion groove is provided on the outer ring wall plate, and the inner ring combustion groove and the outer ring combustion groove are communicated with the outer ring combustion chamber.

9. The top air inlet stove burner according to claim 7, characterized in that: It also includes a plurality of radial partition plates, and the outer ring combustion chamber between two adjacent radial partition plates constitutes a sub-combustion chamber, and the sub-combustion chamber is respectively connected to the inner ring combustion groove and the outer ring combustion groove.

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