Infrared burner for a warmer

Abstract

An infrared burner for a heater includes an infrared combustion plate, a housing, a first flow-stabilizing guide plate, and a second flow-stabilizing guide plate. The housing includes an upper-opening combustion plate cavity, a front gas cavity, a front throat, a rear gas cavity, and a rear throat. The second flow-stabilizing guide plate includes a second longitudinal fixing plate, a second flow-stabilizing plate with guide holes, and a second inclined guide plate. The first longitudinal fixing plate is fixed to the rear wall of the front gas cavity, and a first slot engages with the front throat, with the outlet end of the front throat located below the first flow-stabilizing plate. The second longitudinal fixing plate is fixed to the rear wall of the rear gas cavity, and a second slot engages with the rear throat, with the outlet end of the rear throat located below the second flow-stabilizing plate. The infrared combustion plate is fitted into the combustion plate cavity. The arrangement of the front and rear gas cavities facilitates power adjustment, and the arrangement of the first and second flow-stabilizing guide plates effectively prevents backfire.

Description

Technical Field

[0001] This invention relates to a heater, and more particularly to an infrared burner for a heater. Background Technology

[0002] The existing technology, Chinese patent 202411440194.7, describes a burner for suppressing backfire and adjusting infrared uniformity, comprising a composite metal mesh, porous ceramic, a baffle plate, and an injector arranged vertically at intervals. The airflow field between the injector and the baffle plate forms a first cavity; the airflow field between the baffle plate and the porous ceramic forms a second cavity; and the airflow field between the porous ceramic and the composite metal mesh forms a third cavity. The problem is that the porous ceramic only works with one combustion chamber, making power adjustment inconvenient. Summary of the Invention

[0003] The purpose of this invention is to provide an infrared burner for a heater, which has a gas chamber and an infrared combustion plate, and the power is easy to adjust.

[0004] This invention is implemented as follows: an infrared burner for a heater, characterized in that it includes an infrared combustion plate, a housing, a first flow-stabilizing guide plate, and a second flow-stabilizing guide plate. The shell includes an open combustion plate cavity, a front gas chamber, a front throat, a rear gas chamber, and a rear throat. The depth of the rear gas chamber is greater than the depth of the front gas chamber. The bottom plate of the front gas chamber and the front wall plate of the rear gas chamber form a vented cavity. The front throat extends into the front gas chamber, and the rear throat is located in the vented cavity and extends into the lower part of the rear gas chamber. The first flow stabilizer includes a first longitudinal fixing plate, a first flow stabilizer with flow guide holes, and a first inclined flow guide, wherein the first inclined flow guide is provided with a first slot. The second flow stabilizer includes a second longitudinal fixing plate, a second flow stabilizer with flow guide holes, and a second inclined flow guide. The second inclined flow guide is provided with a second slot. The first longitudinal fixing plate is fixed to the rear wall plate of the front gas chamber, the first slot is fitted with the front throat pipe, and the gas outlet end of the front throat pipe is located below the first flow stabilizer plate; the second longitudinal fixing plate is fixed to the rear wall plate of the rear gas chamber, the second slot is fitted with the rear throat pipe, and the gas outlet end of the rear throat pipe is located below the second flow stabilizer plate; the infrared combustion plate is fitted with the combustion plate cavity.

[0005] The infrared burner for a heater is characterized by the fact that it also includes a heat insulation ring that surrounds the infrared combustion plate.

[0006] The infrared burner for a heater is characterized in that the infrared combustion plate includes several rows of circular holes and several rows of high and low combustion holes. The high and low combustion hole assembly includes two high round holes and a low round hole on the boss, with the boss and the low round hole arranged alternately. The high and low combustion hole groups are located between two adjacent round hole groups, and the round holes in the round hole groups are arranged alternately with the high round holes and the low round holes.

[0007] The infrared burner for a heater is characterized in that: the two ends of the boss are arc-shaped, and the middle of both ends is provided with an arc-shaped recess. The round holes and the arc-shaped concave parts of the round hole group are opposite each other.

[0008] The infrared burner for a heater is characterized in that there is an angle of less than 180 degrees between the first flow stabilizer and the first inclined flow guide. There is an angle of less than 180 degrees between the second flow stabilizer and the second inclined guide plate.

[0009] The infrared burner for a heater is characterized in that the area of ​​the combustion plate cavity is greater than the sum of the areas of the front gas chamber and the rear gas chamber. It also includes the frame and fasteners. The frame includes a base plate and a trapezoidal mounting base disposed on the base plate; The fasteners include a mounting plate and a buckle plate. The infrared combustion plate extends out of the combustion plate cavity, the base plate is fixed to the side wall plates of the front and rear gas chambers, the fixing seat plate is fixed to the trapezoidal fixing seat and the side wall plates of the combustion plate cavity are attached, and the buckle plate is fastened to both sides of the infrared combustion plate.

[0010] The infrared burner for a heater is characterized in that: the trapezoidal base is provided with screw holes, and the base plate is provided with connecting holes; The screw passes through the connecting hole and engages with the screw hole.

[0011] The infrared burner for a heater is characterized in that: the front end and rear end of the fixed base plate are respectively provided with end plates, and the end plates are provided with fixed connecting base plates.

[0012] The present invention discloses an infrared burner for a heater. Due to its structure, the arrangement of the front and rear gas chambers facilitates power adjustment, and the arrangement of the first and second flow-stabilizing guide plates effectively prevents backfire. Attached Figure Description

[0013] Figure 1 This is a cross-sectional view of the present invention.

[0014] Figure 2 This is a three-dimensional sectional view of the present invention.

[0015] Figure 3 This is one of the exploded perspective views of this invention.

[0016] Figure 4 This is the second exploded perspective view of the present invention.

[0017] Figure 5 This is one of the perspective views of the present invention.

[0018] Figure 6 This is the second perspective view of the present invention.

[0019] Figure 7 This is a partial front view of the infrared combustion plate of the present invention. Detailed Implementation

[0020] Embodiments of the present invention are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein 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 accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0021] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this invention based on the specific circumstances.

[0022] like Figure 1 , Figure 2 , Figure 3 As shown, an infrared burner for a heater includes an infrared combustion plate 1, a housing 2, a first flow-stabilizing guide plate 3, and a second flow-stabilizing guide plate 4. The housing 2 includes a combustion plate cavity 21 with an upper opening, a front gas chamber 221, a front throat 222, a rear gas chamber 231, and a rear throat 232. The depth H1 of the rear gas chamber 231 is greater than the depth H2 of the front gas chamber 221. The bottom plate of the front gas chamber 221 and the front wall plate of the rear gas chamber 231 form a cavity. The front throat 222 extends into the front gas chamber 221, and the rear throat 232 is located in the cavity and extends into the lower part of the rear gas chamber 231. The first flow stabilizing guide plate 3 includes a first longitudinal fixing plate 31, a first flow stabilizing plate 32 with flow guiding holes and a first inclined guide plate 33, and the first inclined guide plate 33 is provided with a first slot. The second flow stabilizer plate 4 includes a second longitudinal fixing plate, a second flow stabilizer plate with flow guide holes and a second inclined flow guide plate, and the second inclined flow guide plate is provided with a second slot; The first longitudinal fixing plate 31 is fixed to the rear wall plate of the front gas chamber 221, the first slot is fitted with the front throat pipe 222, the gas outlet end of the front throat pipe 222 is located below the first flow stabilizer plate 32, and the space between the first flow stabilizer plate 32 and the bottom plate of the front gas chamber 221 forms the first flow stabilizer cavity; the second longitudinal fixing plate 41 is fixed to the rear wall plate of the rear gas chamber 231, the second slot is fitted with the rear throat pipe 232, the gas outlet end of the rear throat pipe 232 is located below the second flow stabilizer plate 42, and the space between the second flow stabilizer plate 42 and the bottom plate of the rear gas chamber 231 forms the second flow stabilizer cavity; the infrared combustion plate 1 is fitted with the combustion plate cavity 21.

[0023] The gas and air mixture enters the first flow stabilizing chamber. Part of the gas and air mixture moves upward through the guide hole on the first flow stabilizing plate 32, and part of the mixture enters the lower part of the front end of the front gas chamber 221 through the lower end of the first inclined guide plate 33, and then moves upward.

[0024] As a further improvement of this invention, it also includes a heat insulation ring 5, which surrounds the infrared combustion plate 1.

[0025] As a further improvement to the present invention: such as Figure 7 As shown, the infrared combustion plate 1 includes several rows of circular hole groups 11 and several rows of high and low combustion hole groups 12. The high and low combustion hole group 12 includes two high round holes and a low round hole 122 provided on the boss 121, and the boss 121 and the low round hole 122 are arranged alternately. The high and low combustion hole groups 12 are located between two adjacent circular hole groups 11, with the circular holes of the circular hole group 11 alternating with the high and low circular holes 122. The gas outlet ends of the circular holes of the circular hole group 11 and the gas outlet ends of the low circular holes 122 are located on the upper surface of the infrared combustion plate 1. This achieves stratified combustion, ensuring complete combustion and improving energy efficiency.

[0026] As a further improvement of the present invention: the two ends of the boss 121 are arc-shaped and the middle part is provided with an arc-shaped concave part, or it can be said that the boss is in the shape of a chain plate. The round hole and the arc-shaped recess of the round hole group 11 are opposite each other.

[0027] There is an angle of less than 180 degrees between the first flow stabilizer 32 and the first inclined guide plate 33. The first flow stabilizer 32 has an elevation angle α from back to front. The first flow stabilizer 32 plays the role of stabilizing and guiding the flow, while the first inclined guide plate 33 plays the role of buffering and guiding the flow. There is an angle of less than 180 degrees between the second flow stabilizer 42 and the second inclined guide plate 43, and the second flow stabilizer 42 has an elevation angle β from back to front.

[0028] As a further improvement of the present invention: the area of ​​the combustion chamber 21 is greater than the sum of the areas of the front combustion chamber 221 and the rear combustion chamber 231; It also includes a base 6 and a fastener 7. The bracket 6 includes a base plate 61 and a trapezoidal fixing seat 62 disposed on the base plate 61; The fastener 7 includes a fixed base plate 71 and a buckle plate 72. The infrared combustion plate 1 extends out of the combustion plate cavity 21. The base plate 61 is fixed to the side wall plates of the front gas cavity 221 and the rear gas cavity 231. The fixing seat plate 71 is fixed to the trapezoidal fixing seat 62 and fits against the side wall plate of the combustion plate cavity 21. The buckle plate 72 is fastened to both sides of the infrared combustion plate 1.

[0029] As a further improvement of the present invention: the trapezoidal fixing base 62 is provided with screw holes, and the fixing base plate 71 is provided with connecting holes; The screw passes through the connecting hole and engages with the screw hole.

[0030] As a further improvement of the present invention: the front end and the rear end of the fixed base plate 71 are respectively provided with end plates 73, and the end plates 73 are provided with base plates 74 for fixing and connecting.

[0031] Although embodiments of the invention have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An infrared burner for a heater, characterized in that: Includes an infrared combustion plate, a housing, a first flow stabilizer, and a second flow stabilizer. The shell includes an open combustion plate cavity, a front gas chamber, a front throat, a rear gas chamber, and a rear throat. The depth of the rear gas chamber is greater than the depth of the front gas chamber. The bottom plate of the front gas chamber and the front wall plate of the rear gas chamber form a vented cavity. The front throat extends into the front gas chamber, and the rear throat is located in the vented cavity and extends into the lower part of the rear gas chamber. The first flow stabilizer includes a first longitudinal fixing plate, a first flow stabilizer with flow guide holes, and a first inclined flow guide, wherein the first inclined flow guide is provided with a first slot. The second flow stabilizer includes a second longitudinal fixing plate, a second flow stabilizer with flow guide holes, and a second inclined flow guide. The second inclined flow guide is provided with a second slot. The first longitudinal fixing plate is fixed to the rear wall plate of the front gas chamber, the first slot is fitted with the front throat pipe, and the gas outlet end of the front throat pipe is located below the first flow stabilizer plate; the second longitudinal fixing plate is fixed to the rear wall plate of the rear gas chamber, the second slot is fitted with the rear throat pipe, and the gas outlet end of the rear throat pipe is located below the second flow stabilizer plate; the infrared combustion plate is fitted with the combustion plate cavity.

2. The infrared burner for a heater according to claim 1, characterized in that: It also includes a heat insulation ring that surrounds the infrared combustion plate.

3. An infrared burner for a heater according to claim 1, characterized in that: The infrared combustion plate includes several rows of circular holes and several rows of high and low combustion holes. The high and low combustion hole assembly includes two high round holes and a low round hole on the boss, with the boss and the low round hole arranged alternately. The high and low combustion hole groups are located between two adjacent round hole groups, and the round holes in the round hole groups are arranged alternately with the high round holes and the low round holes.

4. An infrared burner for a heater according to claim 3, characterized in that: The boss has two curved ends and a rounded recess in the middle of both ends. The round holes and the arc-shaped concave parts of the round hole group are opposite each other.

5. An infrared burner for a heater according to claim 3, characterized in that: There is an angle of less than 180 degrees between the first flow stabilizer and the first inclined guide plate; There is an angle of less than 180 degrees between the second flow stabilizer and the second inclined guide plate.

6. An infrared burner for a heater according to claim 1, characterized in that: The area of ​​the combustion chamber is greater than the sum of the areas of the front and rear combustion chambers; It also includes the frame and fasteners. The frame includes a base plate and a trapezoidal mounting base disposed on the base plate; The fasteners include a mounting plate and a buckle plate. The infrared combustion plate extends out of the combustion plate cavity, the base plate is fixed to the side wall plates of the front and rear gas chambers, the fixing seat plate is fixed to the trapezoidal fixing seat and fits against the side wall plate of the combustion plate cavity, and the buckle plate is fastened to both sides of the infrared combustion plate.

7. An infrared burner for a heater according to claim 6, characterized in that: The trapezoidal fixing base is provided with screw holes, and the fixing base plate is provided with connecting holes; The screw passes through the connecting hole and engages with the screw hole.

8. An infrared burner for a heater according to claim 6, characterized in that: The fixed base plate has end plates at its front and rear ends, and the end plates are provided with fixed connecting base plates.

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