Infrared burner fast in ignition and capable of achieving flameout protection

Abstract

An infrared combustor fast in ignition and capable of achieving flameout protection comprises an infrared combustion plate, a furnace end, a fire distributor base, an inner annular gland, an ignition induction assembly and a decoration ring, an outer ring gas inlet connector is inserted into an outer ring gas groove, and a bottom plate of the inner ring combustion groove covers the top of the inner ring combustion groove; the infrared combustion plate is arranged in the annular plate cavity and covers the upper end of the inner ring combustion groove and the upper end of the outer ring combustion groove, the cylindrical inserting part is inserted into an inner ring wall plate of the annular plate cavity, the annular pressing plate part is buckled with the infrared combustion plate, and the ignition induction assembly is fixed to the fixing base plate and opposite to the power receiving ignition part. The electric ignition part is arranged on the inner annular gland and is matched with the ignition needle, so that rapid ignition is realized, and the accuracy is high; and the induction needle is arranged, so that flameout protection is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to an infrared burner. BACKGROUND

[0002] The prior art, Chinese patent 202022163386.1, an infrared burner with heat insulation structure and infrared stove, the infrared burner includes the furnace head with premixing cavity, the gas distribution disc with gas distribution cavity, the combustion plate and the heat insulation structure, the furnace head and the gas distribution disc are connected to make the premixing cavity and the gas distribution cavity communicate, the combustion plate is arranged on the gas distribution disc and covers the top of the gas distribution cavity, the heat insulation structure is arranged between the premixing cavity and the gas distribution cavity, the heat insulation structure is provided with a plurality of apertures communicating the premixing cavity and the gas distribution cavity, the heat insulation part is arranged at the upper end or / and lower end of the aperture, and the heat insulation part is used to block the heat radiation of the lower side of the combustion plate to the furnace head. The problem is that the ignition structure and the flameout protection are not disclosed. SUMMARY

[0003] The utility model aims at providing an infrared burner which can be ignited quickly and protected from flameout, and has the characteristics of high ignition accuracy and flameout protection.

[0004] The utility model is implemented as follows: an infrared burner which can be ignited quickly and protected from flameout, and has the characteristics of high ignition accuracy and flameout protection.

[0005] The furnace head includes an inner annular gas slot, an inner ejector pipe, a fixed seat plate, an outer annular gas slot and an outer ejector pipe, and the fixed seat plate is arranged at the top of the inner annular wall plate of the inner annular gas slot; the inner annular wall plate constitutes a central secondary air passage;

[0006] The gas distributor seat includes a circular ring plate cavity, an inner annular combustion slot, an outer annular combustion slot and an outer ring gas inlet interface arranged on the bottom plate of the outer annular combustion slot, and the bottom plate of the inner annular combustion slot is provided with an inner ring gas guide hole;

[0007] The inner circular ring-shaped gland includes a cylindrical plug-in part, a circular ring-shaped pressing plate part and a power receiving ignition part arranged thereon;

[0008] The outer ring gas inlet interface is inserted into the outer annular gas slot, the bottom plate of the inner annular combustion slot covers the top of the inner annular combustion slot; the infrared combustion plate is arranged in the circular ring plate cavity and covers the upper end of the inner annular combustion slot and the outer annular combustion slot, the cylindrical plug-in part is inserted into the inner annular wall plate of the circular ring plate cavity, the circular ring-shaped pressing plate part is buckled with the infrared combustion plate, the ignition induction assembly is fixed with the fixed seat plate, and the ignition induction assembly is opposite to the power receiving ignition part.

[0009] Preferably, the outer annular gas groove of the furnace head is provided with an upper opening arc-shaped premixing flow guide groove, and the outer annular wall plate is provided with a right-handed arc-shaped flow guide plate opposite to the arc-shaped premixing flow guide groove.

[0010] Preferably, the distributor seat comprises an outer seat body and an inner seat body,

[0011] The outer seat body comprises an upper opening annular main body, an outer turned edge provided on the inner annular wall plate, an inner annular shoulder, the outer annular gas inlet interface and an outer annular counterbore provided on the outer annular wall plate, and the inner annular shoulder is provided with an arc-shaped lower air guide hole;

[0012] The inner seat body comprises an inner annular counterbore provided on the inner annular wall plate, an annular plate provided on the outer annular wall plate, a cylindrical portion and an arc-shaped upper air guide hole provided on the bottom plate;

[0013] The inner seat body is embedded in the outer seat body and fixed, the outer turned edge supports the bottom plate of the inner annular counterbore, the inner annular shoulder supports the inner seat body, the arc-shaped upper air guide hole and the arc-shaped lower air guide hole are in butt joint, the inner annular counterbore and the outer annular counterbore form the annular plate cavity, the cylindrical portion is attached to the lower surface of the infrared combustion plate, and the cylindrical plug-in portion is inserted into the inner annular wall plate of the inner seat body.

[0014] Preferably, the two ends of the arc-shaped lower air guide hole are provided with pin plates,

[0015] The pin plates are inserted into the arc-shaped upper air guide hole.

[0016] Preferably, the outer seat body and the inner seat body are integrally formed by a metal plate body.

[0017] Preferably, the outer ejector pipe intersects with the outer annular gas groove and extends into the outer annular gas groove.

[0018] The utility model discloses an infrared burner which ignites quickly and protects against extinguishing, and the inner annular gland is provided with a power receiving ignition part and cooperates with an ignition needle to realize quick ignition and high accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the sectional view of the utility model.

[0020] Figure 2 is Figure 1 A-A view of

[0021] Figure 3 is the perspective view of the utility model.

[0022] Figure 4 is one of the perspective exploded view of the utility model.

[0023] Figure 5It is the second exploded view of the utility model.

[0024] Figure 6 It is the third exploded view of the utility model.

[0025] Figure 7 It is the partial exploded view of the utility model. DETAILED DESCRIPTION

[0026] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model and cannot be understood as a limitation of the utility model.

[0027] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] As shown in Figure 1 An infrared burner with fast ignition and flameout protection, comprising an infrared combustion plate 1, a burner head 2, a distributor seat 3, an inner circular ring cover 4, an ignition induction assembly 5 and a decorative ring 6,

[0029] The burner head 2 comprises an inner annular gas groove 21, an inner ejector pipe 22, a fixed seat plate 23, an outer annular gas groove 24 and an outer ejector pipe 25, the fixed seat plate 23 is arranged at the top of the inner ring wall plate of the inner annular gas groove 21; the inner cavity of the inner ring wall plate constitutes a central secondary air channel; the inner ejector pipe is communicated with the inner annular gas groove 21, the outer ejector pipe 25 is communicated with the outer annular gas groove 24;

[0030] The distributor seat 3 comprises a circular ring plate cavity 31, an inner ring combustion groove 32, an outer ring combustion groove 33 and an outer ring gas inlet interface 34 arranged on the bottom plate of the outer ring combustion groove 33, and the bottom plate of the inner ring combustion groove 32 is provided with an inner ring gas guide hole;

[0031] The inner circular ring cover 4 comprises a cylindrical plug-in part 41, a circular ring pressing plate part 42 and a power receiving ignition part 43 arranged thereon;

[0032] The ignition induction assembly 5 comprises an ignition needle 51 and an induction needle 52, the induction needle 52 detects the flame, transmits the signal to the main control board of the stove as a thermocouple, controls the gas solenoid valve; realize the flameout protection;

[0033] The outer ring gas inlet interface 34 is inserted into the outer ring combustion groove 33, the bottom plate of the inner ring combustion groove 32 covers the top of the inner ring gas groove 21, and the inner ring combustion groove 32 is communicated with the inner ring gas groove 21 through the inner ring gas guide hole; the infrared combustion plate 1 is arranged in the circular ring plate cavity 31 and covers the upper end of the inner ring combustion groove 32 and the outer ring combustion groove 33, the cylindrical plug-in part 41 is inserted into the inner ring wall plate of the circular ring plate cavity 31, the circular ring pressing plate part 42 is buckled with the infrared combustion plate 1, the ignition induction assembly 5 is fixed with the fixed seat plate 23, the ignition induction assembly 5 is opposite to the power receiving ignition part 43, the discharge needle 51 is opposite to the power receiving ignition part 43, and the inner ring fire is directly ignited.

[0034] The bottom plate of the outer ring gas groove 24 of the furnace end 2 is provided with an open upper end arc-shaped premixing gas guide groove 241, the outer ring wall plate is provided with an arc-shaped gas guide plate 242, the arc-shaped gas guide plate 242 is opposite to the arc-shaped premixing gas guide groove 241, and the gas outlet end of the outer ejector pipe 25 is communicated with the arc-shaped gas guide plate 242; the arc-shaped gas guide plate 242 is right-handed.

[0035] The outer ejector pipe 25 is provided with a right side, and the suspended end of the arc-shaped premixing gas guide groove 241 is located at the left side; the arc-shaped gas guide plate 242 spirally rises from the right side to the left side, and is called right-handed. By adopting such a structure, the gas in the outer ring gas groove 24 is uniformly distributed.

[0036] The fire divider seat 3 comprises an outer seat body 35 and an inner seat body 36,

[0037] The outer seat body 35 comprises an open upper end circular ring main body part 351, an outer turning edge 352 arranged on the inner ring wall plate, an inner ring shoulder part 353 arranged on the bottom plate of the circular ring main body part 351, the outer ring gas inlet interface 34 and an outer ring counterbore 354 arranged on the outer ring wall plate, and the inner ring shoulder part 353 is provided with an arc-shaped lower gas guide hole 3531;

[0038] The inner seat body 36 comprises an inner ring counterbore 361 arranged on the inner ring wall plate, a circular ring plate 362 arranged on the outer ring wall plate, a cylindrical part 363 and an arc-shaped upper gas guide hole 364 arranged on the bottom plate;

[0039] The inner seat body 36 is embedded in the outer seat body 35 and is fixed, the outer turning edge 352 supports the bottom plate of the inner ring counterbore 361, the inner ring shoulder part 353 supports the inner seat body 36, and the arc-shaped upper gas guide hole 364 and the arc-shaped lower gas guide hole 3531 are in butt joint to form the inner ring gas guide hole, and the inner ring counterbore 361 and the outer ring counterbore 354 form the circular ring plate cavity 31; the cylindrical part 363 is attached to the lower surface of the infrared combustion plate 1; and the cylindrical plug-in part 41 is inserted into the inner ring wall plate of the inner seat body 36.

[0040] As a further improvement of the utility model, the two ends of the arc-shaped lower gas guide hole 3531 are provided with pin plates 3532,

[0041] The pin plate 3532 is inserted into the circular arc-shaped air inlet hole 364.

[0042] The outer seat body 35 and the inner seat body 36 are integrally formed by a metal plate body, such as a stainless steel plate.

[0043] As a further improvement of the utility model, the outer injection pipe 25 intersects with and extends into the outer annular gas groove 24.

[0044] Although the embodiments of the utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. An infrared burner that ignites quickly and is protected from flameout, characterized in that: The infrared combustion plate, the burner head, the burner seat, the inner annular gland, the ignition induction assembly and the decorative ring are included. The burner head includes an inner annular gas groove, an inner ejector pipe, a fixed seat plate, an outer annular gas groove and an outer ejector pipe. The burner seat includes a circular annular plate cavity, an inner annular combustion groove, an outer annular combustion groove and an outer annular gas inlet interface arranged on the bottom plate of the outer annular combustion groove. The inner annular gland includes a cylindrical plug-in part, a circular annular pressing plate part and a power receiving ignition part. The outer annular gas inlet interface is inserted into the outer annular gas groove, the bottom plate of the inner annular combustion groove covers the top of the inner annular combustion groove, the infrared combustion plate is arranged in the circular annular plate cavity and covers the upper ends of the inner annular combustion groove and the outer annular combustion groove, the cylindrical plug-in part is inserted into the inner annular wall plate of the circular annular plate cavity, the circular annular pressing plate part is buckled with the infrared combustion plate, the ignition induction assembly is fixed with the fixed seat plate, and the ignition induction assembly is opposite to the power receiving ignition part.

2. An infrared burner with fast ignition and flame safeguard according to claim 1, characterized in that: The bottom plate of the outer annular gas groove of the burner head is provided with an upper-opened circular-arc premixing flow guide groove, the outer annular wall plate is provided with a right-handed circular-arc flow guide plate, and the circular-arc flow guide plate is opposite to the circular-arc premixing flow guide groove.

3. An infrared burner with fast ignition and flame safeguard according to claim 1, characterized in that: The burner seat includes an outer seat body and an inner seat body, The outer seat body includes an upper-opened circular annular main body part, an outer turned edge arranged on the inner annular wall plate, an inner annular shoulder part, the outer annular gas inlet interface and an outer annular counterbore arranged on the outer annular wall plate, and the inner annular shoulder part is provided with a circular-arc lower air guide hole; The inner seat body includes an inner annular counterbore arranged on the inner annular wall plate, a circular annular plate arranged on the outer annular wall plate, a cylindrical part and a circular-arc upper air guide hole arranged on the bottom plate; The inner seat body is embedded in the outer seat body and is fixed, the outer turned edge supports the bottom plate of the inner annular counterbore, the inner annular shoulder part supports the inner seat body, the circular-arc upper air guide hole and the circular-arc lower air guide hole are connected to form the inner annular air guide hole, and the inner annular counterbore and the outer annular counterbore form the circular annular plate cavity; the cylindrical part is attached to the lower surface of the infrared combustion plate; and the cylindrical plug-in part is inserted into the inner annular wall plate of the inner seat body.

4. An infrared burner with fast ignition and flame safeguard according to claim 3, characterized in that: Both ends of the circular-arc lower air guide hole are provided with pin plates, The pin plates are inserted into the circular-arc upper air guide hole.

5. An infrared burner with fast ignition and flame safeguard according to claim 3, characterized in that: The outer seat body and the inner seat body are integrally formed by a metal plate body.

6. An infrared burner with fast ignition and flame safeguard according to claim 1, characterized in that: The outer ejector pipe intersects with the outer annular gas groove and extends into the outer annular gas groove.

Images