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CN-224229995-U - Safety protection type burner

CN224229995UCN 224229995 UCN224229995 UCN 224229995UCN-224229995-U

Abstract

The utility model discloses a safety protection type combustor, which relates to the technical field of combustors and comprises two combustor side plates, wherein an air inlet hole and a fire row positioning plate II are fixedly arranged between opposite surfaces of the two combustor side plates, the air inlet hole is positioned at the front side of the fire row positioning plate II, a plurality of fire rows are uniformly and fixedly arranged between the air inlet hole and the opposite surfaces of the fire row positioning plate II, a gas release mechanism is arranged at the rear side of the fire row positioning plate II, a tempering prevention installation frame is clamped at the top output ends of the fire rows, and primary grid plates are fixedly installed at the inner rings of the tempering prevention installation frame. According to the utility model, through the mutual matching among the backfire-preventing mounting frame, the first-stage grating plate, the second-stage vortex flow guide plate and the cyclone holes, when flame is abnormal and back-flowing, the flame is cut, the flame propagation path is destroyed, the backfire path is blocked, the backfire of the fire row of the burner is effectively prevented, and the use safety of the burner is improved.

Inventors

  • YANG JIANFENG

Assignees

  • 湖北剑峰厨具设备有限公司

Dates

Publication Date
20260512
Application Date
20250617

Claims (7)

  1. 1. The safety protection type combustor comprises two combustor side plates (1), and is characterized in that an air inlet hole (3) and a fire row positioning plate II (6) are fixedly arranged between opposite surfaces of the two combustor side plates (1), the air inlet hole (3) is positioned at the front side of the fire row positioning plate II (6), a plurality of fire rows (4) are uniformly and fixedly arranged between opposite surfaces of the air inlet hole (3) and the fire row positioning plate II (6), a gas release mechanism (5) is arranged at the rear side of the fire row positioning plate II (6), a plurality of tempering prevention mounting frames (41) are clamped at the top output ends of the fire rows (4), one-stage grid plates (411) are fixedly arranged at the inner rings of the tempering prevention mounting frames (41), inclined two-stage vortex flow guide plates (412) are fixedly arranged at the left and right sides of the top of the one-stage grid plates (411), and a plurality of swirl holes (413) are formed in the two-stage vortex flow guide plates (412) at the top of the one-stage grid plates (411).
  2. 2. The burner of claim 1, wherein the front sides of the tempering preventing mounting frames (41) are fixedly provided with mounting plates (42), the tops of the mounting plates (42) are provided with positioning bolts (43), and the mounting plates (42) are fixedly arranged on the tops of the fire row positioning plates (2) by using the positioning bolts (43).
  3. 3. The safety protection type burner according to claim 1, wherein the air release mechanism (5) comprises an air release pipe (51), the air release pipe (51) is positioned at the rear side of the fire rows (4) and is fixedly arranged between the opposite surfaces of the two burner side plates (1), a plurality of fire row connecting pipes (52) are uniformly and fixedly arranged at the front side of the air release pipe (51), and the fire row connecting pipes (52) are respectively fixedly connected with the rear sides of the fire rows (4) and penetrate through the inner cavities of the fire rows.
  4. 4. The burner of claim 3, wherein the back side of the air release pipe (51) is fixedly provided with an air outlet pipe (53) penetrating through the inner cavity of the air release pipe, the outer wall of the air outlet pipe (53) is provided with an electric control valve (54), the electric control valve (54) comprises a signal receiving module and a signal transmitting module, the signal receiving module is used for receiving flameout protection electric signals of the burner, and the back end of the air outlet pipe (53) is provided with an auxiliary air release mechanism (55).
  5. 5. The burner of claim 4, wherein the auxiliary air release mechanism (55) comprises a connecting cylinder (551), the connecting cylinder (551) is communicated with the air outlet pipe (53) in front and back, an air exhaust fan (552) is fixedly arranged in an inner cavity of the connecting cylinder (551), the air exhaust fan (552) comprises a motor and a controller, and the signal transmission module of the electric control valve (54) can transmit an electric signal when being started to the controller of the air exhaust fan (552) and start the motor.
  6. 6. The burner of claim 5, wherein a protective mounting frame (553) is fixedly arranged at the rear end of the connecting cylinder (551), and a plurality of protective fences (554) are uniformly and fixedly arranged on the inner ring of the protective mounting frame (553).
  7. 7. A safety protection type burner according to claim 1, wherein the primary grating plate (411) is made of high temperature resistant chrome-nickel alloy, the grating gap is 1.8mm, the aperture of the swirl holes (413) is 2mm, and the axial line of the holes forms an included angle of forty-five degrees with the primary grating plate (411).

Description

Safety protection type burner Technical Field The utility model relates to the technical field of combustors, in particular to a safety protection type combustor. Background The fire grate burner is a high-efficiency combustion device, and is mainly used for converting fuel into heat energy, and has the core function of ensuring that the fuel oil or the fuel gas can be fully combusted and effectively utilized, and is generally composed of a plurality of fire holes which are arranged along the longitudinal direction and are wavy in the transverse direction, so that the surface area of the fire holes and the contact area with air are increased. The following problems exist in the prior art: Because the existing fire grate burner is usually provided with a backfire-preventing grid for preventing backfire, but the traditional backfire-preventing grid is only used for blocking flame back by a physical gap, and is easy to lose efficacy when the air pressure fluctuates or the gas composition changes, although a thermal couple sensing needle is arranged in the CN221403030U for early warning, but a backfire active inhibition structure is not involved, meanwhile, the existing fire grate burner flameout protection device has certain delay in response, residual gas is accumulated in a combustion chamber and cannot be discharged, and detonation is easy to be caused when the combustion is performed again. Disclosure of utility model The present utility model provides a safety protection burner to solve the above-mentioned problems in the prior art. In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a safety protection formula combustor, includes two combustor curb plates, two fixed mounting has inlet port, fire row locating plate two between the opposite face of combustor curb plate, the inlet port is located the front side of fire row locating plate two, evenly fixed mounting has a plurality of fire row between the opposite face of inlet port and fire row locating plate two, the rear side of fire row locating plate two is provided with the air release mechanism, a plurality of the top output joint of fire row has the tempering prevention installing frame, a plurality of the equal fixed mounting of inner circle of tempering prevention installing frame has one-level grid board, just the equal fixed mounting in top left and right sides of one-level grid board has the second grade vortex guide plate of slope, a plurality of two second grade vortex guide plates at one-level grid board top have all seted up a plurality of swirl hole. The technical scheme of the utility model is further improved in that the front sides of the tempering-preventing mounting frames are fixedly provided with mounting plates, the tops of the mounting plates are provided with positioning bolts, and the mounting plates are fixedly arranged on the top of a fire row positioning plate I by using the positioning bolts. The technical scheme of the utility model is further improved in that the air release mechanism comprises an air release pipe, the air release pipe is positioned at the rear sides of the fire rows and fixedly arranged between the opposite surfaces of the two combustor side plates, the front sides of the air release pipe are uniformly and fixedly provided with a plurality of fire row connecting pipes, and the fire row connecting pipes are respectively fixedly connected with the rear sides of the fire rows and penetrate through the inner cavities of the fire rows. The technical scheme of the utility model is further improved in that the rear side of the air leakage pipe is fixedly provided with an air outlet pipe penetrating through the inner cavity of the air leakage pipe, the outer wall of the air outlet pipe is provided with an electric control valve, the electric control valve comprises a signal receiving module and a signal transmitting module, the signal receiving module is used for receiving flameout protection electric signals of a combustor, and the rear end of the air outlet pipe is provided with an auxiliary air leakage mechanism. The auxiliary air leakage mechanism comprises a connecting cylinder, the connecting cylinder is communicated with the air outlet pipe in a front-back mode, an air exhaust fan is fixedly arranged in an inner cavity of the connecting cylinder, the air exhaust fan comprises a motor and a controller, and a signal sending module of the electric control valve can send an electric signal when being started to the controller of the air exhaust fan and start the motor. The technical scheme of the utility model is further improved in that a protection installation frame is fixedly arranged at the rear end of the connecting cylinder, and a plurality of guard rails are uniformly and fixedly arranged on the inner ring of the protection installation frame. The technical scheme of the utility model is further improved in that the primary grating