Infrared radiation type burner

Abstract

The utility model discloses an infrared radiation type combustor, which relates to the technical field of combustors, and comprises an equipment main body, a left cavity and a right cavity are arranged in the equipment main body, the two cavities are respectively a control cavity and a combustion cavity, an exhaust fan is arranged in the control cavity, and an exhaust fan is arranged in the combustion cavity. An air supply pipe extending into the combustion cavity is arranged at one end of the exhaust fan, an air inlet is formed in the other end of the exhaust fan and extends out of one end of the equipment body, an ignition pipe is installed at the other end of the equipment body, and an infrared radiation ignition pipe is arranged at one end of the ignition pipe. A fire insulation ring is installed at the joint of the ignition pipe and the equipment shell, and a fire insulation hole plate is installed in the fire insulation ring. The problems that an ignition pipe of an existing combustor is not provided with a tempering prevention structure, when ignition flames are large and the gas supply concentration of the combustor is low, ignition cannot be conducted in time at the ignition moment, the tempering phenomenon is likely to happen, and potential safety hazards exist are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a burner technical field, concretely is a kind of infrared radiation type burners. BACKGROUND

[0002] Burner is the device collectively referred to as the fuel and air to be mixed and combusted in a certain way.Infrared radiation tube burner is a kind of radiation burner with high-temperature-resistant tubular radiator as radiation medium, and fuel chemical energy is mostly exchanged with the outside in the form of infrared radiation through the tube wall.

[0003] For example, the publication number: CN213362462U, named: high-pressure gas burner, including mixing cavity shell, mixing cavity shell inside is sequentially provided with fire gas gas mixing cavity, compressed air uniform flow pipe and combustion chamber pipe, one end of mixing cavity shell is provided with fire gas pipe, fire gas pipe is connected in the end of mixing cavity shell by fire gas pipe base, one end of fire gas pipe base extends into fire gas gas mixing cavity, the surface of mixing cavity shell is vertically welded with two main combustion gas bases, main combustion gas base is connected with main combustion gas pipe by bolt, the outside of compressed air uniform flow pipe and combustion chamber pipe is commonly provided with combustion chamber outer tube;

[0004] The above-mentioned existing burner's fire pipe place also does not have the structure of preventing backfire, when the ignition flame is large and the burner gas supply concentration is low, the ignition moment cannot be ignited in time, backfire phenomenon is easy to occur, and there is a safety hazard;Therefore, it does not meet the existing demand, and a kind of infrared radiation type burners is proposed for this. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of infrared radiation type burners, to solve the problem that the existing burner's fire pipe place also does not have the structure of preventing backfire in the above background art, when the ignition flame is large and the burner gas supply concentration is low, the ignition moment cannot be ignited in time, backfire phenomenon is easy to occur, and there is a safety hazard.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of infrared radiation type burners, comprising: equipment main body, the inside of equipment main body is equipped with left and right two cavities, two the cavity is control cavity and combustion cavity respectively, control cavity is installed with suction fan, one end of suction fan is provided with the air supply pipe extending into combustion cavity, the other end of suction fan is provided with air inlet, and air inlet extends to the outside of one end of equipment main body, the other end of equipment main body is installed with fire pipe, one end of fire pipe is provided with infrared radiation ignition pipe, the connecting place of fire pipe and equipment shell is installed with fire dam, fire dam is installed with fire hole plate inside.

[0007] Preferably, a gas inlet is arranged below the air inlet, and one end of the gas inlet is connected with an electromagnetic gas valve through a pipeline.

[0008] Preferably, one end of the electromagnetic gas valve is connected with an assembling pipe through a pipeline, and one end of the assembling pipe extends into the combustion cavity.

[0009] Preferably, a partition plate is arranged between the two cavities, and the assembling pipe is bolted to the outer wall of the partition plate.

[0010] Preferably, a filter screen cover is arranged in the air inlet.

[0011] Preferably, a controller is arranged in the control cavity, a gas sensor is arranged in the combustion cavity, and an output end of the gas sensor is electrically connected with an input end of the controller.

[0012] Preferably, a control switch is arranged at one end of the controller, the control switch is arranged outside the equipment body, and a power supply external end is arranged at one side of the control switch.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] (1) In the present application, external gas is drawn into the equipment through the air inlet by the air blower, and then the gas is delivered to the infrared radiation ignition pipe through the air supply pipe, so as to supply oxygen required for combustion. The gas is also delivered to the infrared radiation ignition pipe through the pipeline, so that the oxygen and the gas are mixed, and then ignited by the infrared radiation ignition pipe. After ignition, the flame is sprayed out of the ignition pipe. The arrangement of the fireproof ring and the fireproof hole plate can avoid the safety hazard of poor exhaust in the sealed space. When the ignition flame backfires, it will enter the fireproof ring along the ignition pipe first, and then be divided into small flames through the fireproof hole plate. Under the action of the wall effect, the fire is extinguished, and the backfiring is prevented. After the gas is stopped, the fan continues to work for a period of time, so as to exhaust the residual gas and improve the safety. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall external structure of the present application.

[0016] Figure 2 It is a front perspective view of the present application.

[0017] Figure 3 It is a rear perspective view of the present application.

[0018] Figure 4 It is a schematic diagram of the internal structure of the equipment body of the present application.

[0019] In the figure: 1, the device main body; 2, the air inlet; 3, the filter cover; 4, the gas port; 5, the power supply external end; 6, the control switch; 7, the cavity; 8, the pilot tube; 9, the fire ring; 10, the fire hole plate; 11, the gas sensor; 12, the infrared radiation ignition tube; 13, the air extractor; 14, the air supply pipe; 15, the controller; 16, the electromagnetic gas valve; 17, the assembly pipe fitting; 18, the partition. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Please refer to Figures 1-4 An embodiment provided by the utility model: an infrared radiation type burner, comprising: a device main body 1, the inside of the device main body 1 is provided with two cavities 7 left and right, the two cavities 7 are control cavity and combustion cavity respectively, an air extractor 13 is installed in the control cavity, one end of the air extractor 13 is provided with an air supply pipe 14 extending into the combustion cavity, the other end of the air extractor 13 is provided with an air inlet 2, and the air inlet 2 extends to the outside of one end of the device main body 1, a pilot tube 8 is installed at the other end of the device main body 1, one end of the pilot tube 8 is provided with an infrared radiation ignition tube 12, a fire ring 9 is installed at the connection of the pilot tube 8 and the device shell, and a fire hole plate 10 is installed in the inside of the fire ring 9;

[0022] External gas is drawn into the inside from the air inlet 2 by the air extractor 13, and then the gas is delivered to the infrared radiation ignition tube 12 by the air supply pipe 14 to supply oxygen required for combustion, and the gas is also delivered to the infrared radiation ignition tube 12 by the pipeline to make the oxygen and the gas mix, and then the infrared radiation ignition tube 12 is ignited, and the flame is sprayed out of the pilot tube 8 after ignition;

[0023] The setting of the fire ring 9 and the fire hole plate 10 can avoid the safety hazard of poor exhaust in the closed space, and when the pilot flame backfires, it will enter the fire ring 9 along the pilot tube 8 first, then be shunted by the fire hole plate 10 to become a small flame, and realize fire extinguishing under the action of the wall effect, so as to prevent the backfire from occurring; after the gas is stopped, the fan continues to work for a period of time to exhaust the residual gas, improving the safety;

[0024] The inside of the air inlet 2 is provided with a filter cover 3; the setting of the filter cover 3 can reduce the amount of external impurities, avoid the large volume impurities from being sucked into the inside during the process of drawing gas, cause the pipeline to be blocked, affect the air intake, and cause the insufficient oxygen required for subsequent combustion;

[0025] The lower part of the air inlet 2 is provided with a gas inlet 4, one end of the gas inlet 4 is connected with an electromagnetic gas valve 16 through a pipeline, one end of the electromagnetic gas valve 16 is connected with an assembling pipe fitting 17 through a pipeline, and one end of the assembling pipe fitting 17 extends into the combustion cavity, a partition plate 18 is installed between the two cavities 7, and the assembling pipe fitting 17 is assembled on the outer wall of the partition plate 18 through bolts;

[0026] The partition plate 18 separates the two cavities 7, so that the cavities 7 are independent of each other and are not easily affected by each other, and the assembling pipe fitting 17 is provided for pipeline assembly, so that the pipeline can enter the combustion cavity through the assembling pipe fitting 17;

[0027] The gas inlet 4 is used for connecting an external gas pipeline for gas delivery operation, and the opening and closing state of the pipeline is controlled through the electromagnetic gas valve 16, in the open state, the gas can enter the combustion cavity through the pipeline, and the effect of supplying fuel for combustion is achieved.

[0028] Please refer to Figure 2 、 Figure 4 , a controller 15 is installed in the control cavity, a gas sensor 11 is installed in the combustion cavity, and the output end of the gas sensor 11 is electrically connected with the input end of the controller 15, one end of the controller 15 is installed with a control switch 6, and the control switch 6 is located outside the equipment main body 1, and one side of the control switch 6 is installed with a power external connection end 5;

[0029] The detection end of the gas sensor 11 extends into the infrared radiation ignition tube 12, which is used for detecting the amount of gas inside, the data obtained by the gas sensor 11 is fed back to the controller 15, and the controller 15 can be transmitted to the user terminal through Bluetooth, or through the external display screen, so that the user can know the amount of gas inside, the control switch 6 is convenient for the user to control the start and stop state of the equipment outside, and the power external connection end 5 is used for connecting an external power supply.

[0030] For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. An infrared radiation burner, comprising a device body (1), characterized in that: The interior of the device body (1) is provided with two left and right cavities (7), the two cavities (7) being a control chamber and a combustion chamber respectively. An exhaust fan (13) is installed in the control chamber, one end of the exhaust fan (13) is provided with an air supply pipe (14) extending into the combustion chamber, the other end of the exhaust fan (13) is provided with an air inlet (2), and the air inlet (2) extends to the outside of one end of the device body (1), the other end of the device body (1) is provided with an ignition tube (8), one end of the ignition tube (8) is provided with an infrared radiation ignition tube (12), a fire isolation ring (9) is installed at the connection between the ignition tube (8) and the device housing, and a fire isolation hole plate (10) is installed inside the fire isolation ring (9).

2. The infrared radiation burner according to claim 1, characterized in that: A gas port (4) is provided below the air inlet (2), and one end of the gas port (4) is connected to an electromagnetic gas valve (16) via a pipeline.

3. The infrared radiation burner according to claim 2, characterized in that: One end of the electromagnetic gas valve (16) is connected to an assembly pipe (17) via a pipeline, and one end of the assembly pipe (17) extends into the combustion chamber.

4. The infrared radiation burner according to claim 3, characterized in that: A partition (18) is installed between the two cavities (7), and the assembly pipe (17) is assembled on the outer wall of the partition (18) by means of bolts.

5. The infrared radiation burner according to claim 1, characterized in that: A filter screen cover (3) is installed inside the air inlet (2).

6. The infrared radiation burner according to claim 1, characterized in that: A controller (15) is installed inside the control chamber, a gas sensor (11) is installed in the combustion chamber, and an output end of the gas sensor (11) is electrically connected to an input end of the controller (15).

7. The infrared radiation burner according to claim 6, characterized in that: A control switch (6) is installed at one end of the controller (15), and the control switch (6) is located outside the device body (1). A power supply external terminal (5) is installed at one side of the control switch (6).

Images