CN210772155U

CN210772155U - Ever-burning flame gas burner

Info

Publication number: CN210772155U
Application number: CN201921703367.4U
Authority: CN
Inventors: 孟向军; 苗海兵; 尤沿涛; 肖晓妮
Original assignee: Qingdao Active Thermal Equipment Co ltd
Current assignee: Qingdao Active Thermal Equipment Co ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-06-16
Anticipated expiration: 2029-10-12

Abstract

The utility model discloses a long naked light gas combustion ware, including the combustor main part, the body part of combustor main part comprises ignition needle, the vice burning head of long naked light, main burning head, vice burning head, flame detector and steady inflammation dish, vice burning head of burning head and long naked light is located the outside of main burning head, the vice burning head outside of long naked light is provided with the ignition needle, the gas pipeline of combustor main part comprises main gas solenoid valve, ignition solenoid valve, air-vent valve, check valve, the control section of combustor main part comprises PLC, the utility model discloses the sustainable burning of the vice burning head of long naked light after flame-out has effectively avoided leading to the too much condition of heat loss because the start-up time overlength.

Description

Ever-burning flame gas burner

Technical Field

The utility model relates to a burning heating field specifically is a ever-burning fire gas burner.

Background

The burner is a general term for a device that injects fuel and air in a certain manner for mixed combustion. The gas burner mainly comprises an auxiliary ignition system and a main combustion system, the auxiliary ignition system ignites an auxiliary igniter after the burner is started, after a flame detector detects a flame signal, an electromagnetic valve of the main combustion system is opened, the main burner is ignited, and the auxiliary ignition system is closed after main fire is established.

However, before the existing gas burner is extinguished and ignited again, in order to remove residual combustible gas in the heating container, the burner needs to be purged by full air volume, the purging time is different according to different set times of the container volume, but at least 20S is required, and a train self-test is also required after the purge is finished, which results in an extended restart time of the burner, if the burner is used in a steam boiler, when the boiler is extinguished after reaching a certain steam pressure and the burner is restarted after receiving a starting signal, because long time is needed for purging and system self-checking, the steam pressure of the boiler can continuously drop and can not reach the steam pressure required by the normal production process, in addition, the whole amount of wind sweeps, can take a large amount of boiler heats, causes calorific loss, in order to solve the problem that above-mentioned exists, the utility model designs an ever-burning flame gas burner.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects that the restarting time of the existing gas burner is too long after flameout, the heat loss is too much in the starting process and the like, and providing the gas burner with long open fire.

In order to achieve the above object, the utility model provides a following technical scheme: including the combustor main part, the body part of combustor main part comprises ignition needle, the vice burning head of ever-burning flame, main burning head, vice burning head, flame detector and steady inflammation dish, vice burning head and the vice burning head of ever-burning flame are located the outside of main burning head, the vice burning head outside of ever-burning flame is provided with the ignition needle, the gas pipeline of combustor main part comprises main gas solenoid valve, ignition solenoid valve, air-vent valve, check valve, the control part of combustor main part comprises PLC.

Preferably, main burning head, vice burning head, the vice burning head of long naked light and the dish of surely inflammation of combustor main part body part all adopt heat-resisting alloy steel material, and vice burning head of vice burning head and the vice burning head of long naked light, main burning head and the dish of surely inflammation are welded fastening, have guaranteed that overall structure connects fixed reliability and life.

Preferably, the even distribution in the outside annular equipartition of main burner of vice burner and the vice burner of ever-burning flame wherein vice burner is provided with five places altogether, and the vice burner of ever-burning flame is provided with a department altogether, and the vice burner of ever-burning flame is used for the auxiliary lighting, and main burner plays main burning flame injection effect, and vice burner is used for flame diffusion, makes injection flame more even.

Preferably, PLC and ignition solenoid valve, ignition needle, air-vent valve, main gas solenoid valve, flame detector constitute electric control circuit, PLC receives ignition signal when, control ignition solenoid valve is opened, the ignition needle is struck sparks, the vice combustor of ever-burning flame lights, the flame detector detects feeds back PLC after the flame signal, PLC control main gas solenoid valve is opened, main burner and vice burner are lighted the back, PLC control ignition solenoid valve closes, the vice burner of ever-burning flame is through the pipeline air feed that is provided with the check valve this moment.

Preferably, when the PLC receives the stop signal, the PLC controls the ignition electromagnetic valve to be closed, and simultaneously controls the ignition electromagnetic valve to be opened, at the moment, the main combustion head and the auxiliary combustion head are flamed out, and the auxiliary combustion head still supplies gas for continuous combustion.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the combustor is when standby state, and the combustion head lasts the burning, has effectively avoided leading to the too much condition of calorific loss because the start-up time overlength, and the energy can be saved more under comparing.

Drawings

Fig. 1 is a schematic view of the working process of the present invention.

Fig. 2 is a schematic view of the overall structure of the exterior of the present invention.

Fig. 3 is a schematic view of the external main view structure of the present invention.

Fig. 4 is a schematic view of the structure of the utility model from the left side.

In the figure: 1-ignition needle, 2-auxiliary combustion head of ever-burning fire, 3-main combustion head, 4-auxiliary combustion head, 5-pressure regulating valve, 6-main gas electromagnetic valve, 7-ignition electromagnetic valve, 8-check valve, 9-PLC, 10-flame detector, 11-burner body, 12-stable inflammation disk.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: including combustor main part 11, the body part of combustor main part 11 comprises by ignition needle 1, the vice burning head 2 of long naked light, main burning head 3, vice burning head 4, flame detector 10 and steady inflammation dish 12, vice burning head 4 and the vice burning head 2 of long naked light are located the annular equipartition in outside of main burning head 3, the vice burning head 2 outsides of long naked light is provided with ignition needle 1, the gas pipeline of combustor main part comprises main gas solenoid valve 6, ignition solenoid valve 7, air-vent valve 5, check valve 8. The control part of the burner main body is composed of PLC9, a main combustion head 3, an auxiliary combustion head 4, an auxiliary long open fire combustion head 2 and a flame stabilizing disc 12 of the main body part of the burner main body 12 are all made of heat-resistant alloy steel, the auxiliary combustion head 4, the auxiliary long open fire combustion head 2, the main combustion head 3 and the flame stabilizing disc 12 are fixedly welded, the auxiliary combustion head 4 and the auxiliary long open fire combustion head 2 are uniformly distributed on the outer side of the main combustion head 3 in an annular and uniform mode, the auxiliary combustion head 4 is provided with five positions, the auxiliary long open fire combustion head 2 is provided with one position, the auxiliary long open fire combustion head 2 is used for auxiliary ignition, the main combustion head 3 has a main combustion flame injection effect, the auxiliary combustion head 4 is used for flame diffusion, so that the injection flame is more uniform, the PLC9, an ignition electromagnetic valve 7, an ignition needle 1, a pressure regulating valve 5, a main gas electromagnetic valve 6 and a flame detector 10 form an electric control loop, when PLC9 receives the ignition signal, control ignition solenoid valve 7 and open, ignition needle 1 strikes sparks, pilot flame auxiliary burner 2 lights, flame detector 10 detects feeds back PLC9 behind the flame signal, PLC9 control main gas solenoid valve 6 opens, main burner 3 and auxiliary burner 4 are lighted the back, PLC9 control ignition solenoid valve 7 closes, pilot flame auxiliary burner 2 supplies gas through the pipeline that is provided with check valve 8 this moment, when PLC9 receives stop signal, control main gas solenoid valve 6 and close, control ignition solenoid valve 7 and open simultaneously, main burner 3 and auxiliary burner 4 flame-out this moment, pilot flame auxiliary burner 2 still has the gas supply to be can the sustained combustion.

The utility model discloses a theory of operation does: when the PLC9 receives an ignition signal, an instruction is sent to the ignition electromagnetic valve 7, after the ignition electromagnetic valve 7 is opened, the ignition needle 1 is ignited, the auxiliary pilot burner 2 of the pilot flame is ignited, then the flame detector 10 sends a signal to the PLC9 after detecting the flame, the PLC9 sends an instruction to the main gas electromagnetic valve 6, then the main gas electromagnetic valve 6 and the pressure regulating valve 5 are opened simultaneously, after the main burner 3 and the auxiliary burner 4 are ignited, the PLC9 sends a closing instruction to the ignition electromagnetic valve 7, and the auxiliary pilot burner 2 of the pilot flame continuously supplies gas for combustion through the check valve 8. When the PLC9 receives a stop signal, the PLC9 sends a closing instruction to the main gas electromagnetic valve 6 and the pressure regulating valve 5, and simultaneously sends an opening instruction to the ignition electromagnetic valve 7, at the moment, the main combustion head 3 and the auxiliary combustion head 4 are flamed out, and the auxiliary combustion head 2 with long open flame still has gas supply to be continuously combusted.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a long naked flame gas burner, includes combustor main part (11), its characterized in that: the body part of combustor main part (11) comprises ignition needle (1), the vice burning head of long naked light (2), main burning head (3), vice burning head (4), flame detector (10) and steady inflammation dish (12), the outside annular equipartition that vice burning head (4) and the vice burning head of long naked light (2) are located main burning head (3), the vice burning head of long naked light (2) outside is provided with ignition needle (1), the gas pipeline of combustor main part comprises main gas solenoid valve (6), ignition solenoid valve (7), air-vent valve (5), check valve (8), the control section of combustor main part comprises PLC (9).

2. An ever-open flame gas burner as claimed in claim 1, characterized in that: the burner is characterized in that a main burning head (3), an auxiliary burning head (4), an auxiliary burning head (2) for long open fire and a stable inflammation disc (12) of a body part of the burner main body (11) are all made of heat-resistant alloy steel, and the auxiliary burning head (4), the auxiliary burning head (2) for long open fire, the main burning head (3) and the stable inflammation disc (12) are fixedly welded.

3. An ever-open flame gas burner as claimed in claim 1, characterized in that: the auxiliary combustion heads (4) and the auxiliary combustion heads (2) with long open fire are uniformly distributed on the outer side of the main combustion head (3) in an annular mode, wherein the auxiliary combustion heads (4) are provided with five positions, and the auxiliary combustion heads (2) with long open fire are provided with one position.

4. An ever-open flame gas burner as claimed in claim 1, characterized in that: the main gas electromagnetic valve (6), the ignition electromagnetic valve (7), the pressure regulating valve (5) and the check valve (8) of the burner body (11) gas pipeline form a gas supply system.

5. An ever-open flame gas burner as claimed in claim 1, characterized in that: the PLC (9), the ignition electromagnetic valve (7), the ignition needle (1), the pressure regulating valve (5), the main gas electromagnetic valve (6) and the flame detector (10) form an electric control loop.