CN206055622U - A high-power burner with an upward-flowing three-ring fire - Google Patents

Abstract

The utility model provides a high-power combustor of three ring fires of enterprising wind, includes furnace end, distributor seat, central fire lid, inner ring fire lid and outer loop fire lid, the furnace end is including the air gas that is located anterior upper shed premixing chamber, the central outlet duct that is located the center, the inner ring hybrid chamber that is located the right side, the interface is given vent to anger to the inner ring, is located left outer ring hybrid chamber and the interface is given vent to anger to the outer loop that is located, and central outlet duct, inner ring hybrid chamber and outer loop hybrid chamber are respectively through the center draw ejector tube, interior ejector tube and draw ejector tube and outer ejector tube and air gas premixing chamber. By adopting the structure, the upper opening of the air and gas premixing cavity of the furnace end is positioned above the panel of the stove, the primary air realizes the upper air inlet, and the annular support table at the outer circumference of the furnace end supports the metal panel or the bottom plate of the liquid receiving disc; secondary air enters through a gap between the fire distributor and the panel of the stove; air and fuel gas are pressurized and premixed in the furnace end, and can quickly enter the distributor base.

Description

A high-power burner with an upward-flowing three-ring fire

technical field

The invention relates to a cooker burner, in particular to a high-power burner with an upward-flowing air three-ring fire.

Background technique

At present, there is a three-ring fire high-power burner, which includes a furnace head, a fire distribution seat, a central fire cover, an inner ring fire cover and an outer ring fire cover. The fire distribution seat includes a disc body, which is located on the upper surface of the center of the disc body. The central fire cover seat, the central air intake port on the lower surface communicating with the central fire cover seat, the inner axial secondary air channel surrounding the central fire cover seat, the inner ring gas groove, the inner ring air inlet port, and the outer ring gas groove , the outer ring air inlet port and the outer axial secondary air channel between the inner and outer ring gas grooves; Outer ring gas groove fits. The problem is that the upward air intake cannot be realized, and the liquid enters into the bottom shell of the cooker through the burner head.

Contents of the invention

The purpose of the present invention is to provide a high-power burner with an upward-flowing air three-ring fire, which not only has the characteristics of uniform gas and air mixing, sufficient combustion, high power, and energy saving.

The present invention is achieved in this way: a high-power burner with an upward air intake three-ring fire, including a furnace head, a fire distribution seat, a central fire cover, an inner ring fire cover and an outer ring fire cover. The central fire cover seat on the upper surface of the center of the body, the central air intake port on the lower surface communicating with the central fire cover seat, the inner axial secondary air channel surrounding the central fire cover seat, the inner ring gas groove, the inner ring air intake port, The outer ring gas groove, the outer ring air inlet port and the outer axial secondary air channel between the inner and outer ring gas grooves; the central fire cover, the inner ring fire cover and the outer ring fire The ring gas groove and the outer ring gas groove cooperate;

Its special feature is that the burner head includes an air and gas premix chamber with an upper opening at the front, a central gas outlet pipe at the center, an inner ring mixing chamber at the right, an inner ring gas outlet port, and an outer gas outlet at the left. The ring mixing chamber and the outer ring gas outlet interface, the central air outlet pipe, the inner ring mixing chamber and the outer ring mixing chamber communicate with the air and gas premixing chamber through the central ejection pipe, inner ejection pipe and outer ejection pipe respectively,

The rear part of the air and gas premixing chamber is provided with a stabilizing plate, and the front wall of the air and gas premixing chamber is provided with a central gas inlet hole, an inner ring gas inlet hole and an outer ring gas inlet hole, the central gas inlet hole, The gas inlet holes of the inner ring and the gas inlet holes of the outer ring are provided with nozzles, and the nozzles are opposite to the inlet ends of the central injection pipe, the inner injection pipe and the outer injection pipe;

The central air outlet pipe, the inner ring air outlet port and the outer ring air outlet port are respectively plugged and supported with the central air inlet port, the inner ring air inlet port and the outer ring air inlet port, and respectively support the central air inlet port, the inner ring air inlet port and the The air inlet port of the outer ring; the upper end of the stabilizing plate supports the disc body.

The above-mentioned high-power burner with a three-ring fire with upward air intake is special in that: the inner injection pipe and the outer injection pipe respectively include a conical suction contraction part, a cylindrical mixing section and expansion section.

The above-mentioned high-power burner with three rings of upward air intake is special in that: the inner ring mixing chamber and the outer ring mixing chamber are arc-shaped, and the inner ring mixing chamber and the outer ring mixing chamber are arranged symmetrically on the left and right .

The above-mentioned high-power burner with a three-ring fire with upward air intake is special in that: the burner head includes a base and a cover,

The base includes the base plate, the lower half of the air and gas premixing chamber located at the front of the base plate, the card slot communicating with the lower half of the air and gas premixing chamber, the lower half of the inner ring mixing chamber and the lower half of the outer injection tube on the right, The lower half of the outer ring mixing chamber and the lower half of the outer ejector tube on the left,

The cover body includes the base cover plate, the upper half air and gas pre-cavity located at the front, the stabilizer plate located on the upper surface of the base cover plate, the central air outlet pipe located in the center, the central ejector pipe, and the upper half inner ring located on the right side The mixing chamber, the inner ring air outlet port and the upper half of the inner injection tube, the upper half of the outer ring mixing chamber, the outer ring air outlet port and the upper half of the outer ejector tube on the left;

The cover body and the base are riveted, the base cover plate and the base plate are fitted and fixedly connected together, and the central injection tube is embedded in the card slot.

The above-mentioned high-power burner with a three-ring fire with upward air intake is special in that: the base plate has an ignition hole installation hole and an induction needle installation hole adjacent to the closed end of the card slot;

The base cover plate has an ignition hole passing through a hole and an induction needle passing through a hole adjacent to the central air outlet pipe.

The above-mentioned high-power burner with three-ring fire with upward air intake is special in that: there is a lower groove with an upper opening on the front wall of the lower semi-air gas premixing chamber of the base, and the center of the lower groove has a The lower tab has a central air intake seat on the lower tab, and a central gas intake hole is provided on the central air intake seat;

There is an upper tab on the front wall of the upper half of the air and gas premixing chamber of the cover, and an upper groove in the center of the upper tab. One side of the upper tab is provided with an outer ring air intake seat, and the other side is provided with an inner ring. ring air seat;

The upper tab fits into the lower groove, and the lower tab fits into the upper groove.

The above-mentioned high-power burner with an upward-inlet three-ring fire is special in that: the inner ring fire cover includes an inner top ring plate, a radially inner cylindrical wall plate and a radially outer cylindrical wall plate, The combustion hole of the inner ring fire cover is located at the shoulder of the intersection of the inner top ring plate and the radially outer cylindrical wall plate; there are several radial inner fire ignition grooves evenly distributed on the inner top ring plate, and the inner fire ignition grooves are connected with the combustion hole connected;

The outer ring fire cover includes an outer top ring plate, a radially inner cylindrical wall plate and a radially outer cylindrical wall plate. The outer ring fire cover has a combustion hole and a fire ignition group composed of two small combustion holes and is arranged on the outer The shoulder at the intersection of the top ring plate and the radially outer cylindrical wall plate; there are a number of radial outer fire catching grooves evenly distributed on the outer top ring plate, and the radially outer ends of the outer fire igniting grooves are located at two small combustion holes between.

The present invention is a high-power burner with an upward-inlet three-ring fire. Due to the adoption of such a structure, the upper opening of the air-gas premix chamber of the burner head is located above the cooker, and the primary air realizes upward air intake, supported by an annular support platform in the outer circumference of the burner head The metal panel or the bottom plate of the liquid pan; the secondary air enters through the gap between the fire distributor and the cooker panel; the air and gas are pressurized and pre-mixed in the burner, and can quickly enter the fire distributor seat. When used as a built-in cooker, the cabinet can be completely closed and adjusted without a damper, the internal structure is simple, the commissioning and maintenance are convenient, and there is no need to open an air inlet on the cooker after being embedded. As the burner head is raised, the glass panel burst rate can also be reduced. But for Chinese kitchens, the traditional upward airflow has a fatal shortcoming, that is, the firepower of the burner is too small. The firepower of the invention is super large, which effectively solves the traditional disadvantage of air intake.

Description of drawings

Figure 1 is a top view of the present invention.

Fig. 2 is the A-A view of Fig. 1 .

Fig. 3 is one of the three-dimensional sectional views of the present invention.

Fig. 4 is the second perspective sectional view of the present invention.

Fig. 5 is a bottom view of the fire distributor seat of the present invention.

Fig. 6 is a top view of the fire distributor seat of the present invention.

Fig. 7 is one of partial perspective exploded views of the present invention.

Fig. 8 is the second partial three-dimensional exploded view of the present invention.

Fig. 9 is a bottom view of the cover of the present invention.

Fig. 10 is a top view of the base of the present invention.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings.

As shown in Figure 1, Figure 2, and Figure 3, a high-power burner with an upward-inlet three-ring fire includes a burner head 1, a fire distribution seat 2, a central fire cover 3, an inner ring fire cover 4 and an outer ring fire cover 5 The fire distribution seat 2 includes a disc body 21, a central fire cover seat 22 located on the upper surface of the center of the disc body, a central air inlet port 23 located on the lower surface communicating with the central fire cover seat, and an inner axial secondary socket surrounding the central fire cover seat. Air channel 24, inner ring gas groove 25, inner ring air inlet port 251, outer ring gas groove 26, outer ring air inlet port 261 and outer axial secondary air channel 27 between inner and outer ring gas grooves; center The fire cover 3, the inner ring fire cover 4 and the outer ring fire cover 5 cooperate with the center fire cover seat 22, the inner ring gas groove 25 and the outer ring gas groove 26 respectively;

The burner head 1 includes an air and gas premix chamber 11 with an upper opening at the front, a central gas outlet pipe 12 at the center, an inner ring mixing chamber 13 at the right, an inner ring gas outlet port 131, and an outer ring at the left The mixing chamber 14 and the outer ring air outlet interface 141, the central air outlet pipe 12, the inner ring mixing chamber 13 and the outer ring mixing chamber 14 are pre-mixed with air and gas through the central injection pipe 15, the inner injection pipe 16 and the outer injection pipe 17 respectively. Cavity 11 communicates,

The rear portion of the air and gas premix chamber 11 is provided with a stabilizing plate 18, and the front wall of the air and gas premix chamber 11 is provided with a central gas inlet hole 7, an inner ring gas inlet hole 8 and an outer ring gas inlet hole 9, The central gas inlet hole, the inner ring gas inlet hole and the outer ring gas inlet hole are provided with nozzles 10, and the nozzles 10 are opposite to the inlet ends of the central injection pipe 15, the inner injection pipe 16 and the outer injection pipe 17;

The central air outlet pipe 12, the inner ring air outlet port 131 and the outer ring air outlet port 141 are respectively plugged into the central air inlet port 23, the inner ring air inlet port 251 and the outer ring air inlet port 261, and the central air outlet pipe 12, the inner ring air outlet port 131 and the outer ring air outlet port 141 respectively support the lower ends of the central air inlet port 23 , the inner ring air inlet port 251 and the outer ring air inlet port 261 ;

The inner ring fire cover 4 includes an inner top ring plate, a radially inner cylindrical wall plate and a radially outer cylindrical wall plate, and the combustion holes 41 of the inner ring fire cover 4 are located at the inner top ring plate and the radially outer cylinder The shoulder 42 at the intersection of the shaped wall plates; there are several radial internal fire catching grooves 43 evenly distributed on the inner top ring plate, and the internal fire catching grooves 43 communicate with the combustion holes 41;

The outer ring fire cover 5 includes an outer top ring plate 51, a radially inner cylindrical wall plate and a radially outer cylindrical wall plate, and the outer ring fire cover has a combustion hole 521 and a fire group 522 composed of two small combustion holes. And it is arranged on the shoulder 53 at the intersection of the outer top ring plate and the radially outer cylindrical wall plate; on the outer top ring plate 51, there are several radial outer fire catching grooves 54 evenly distributed, and the radially outer side of the outer fire igniting groove 54 The end is located between two small combustion holes

As shown in Figure 2, 28 is the bottom plate mark of the cooker panel or the liquid receiving tray; the ring support platform 19 of the stove head 1 supports the bottom plate 28 of the cooker panel or the liquid receiving tray; The gap between the bottom plate 28 of the pan, and then enter the air gas premix chamber 11;

The secondary air enters the inner axial secondary air channel 24 between the central fire cover seat 22 and the inner ring gas groove 25 through the gap between the firearm seat 2 and the cooker panel or the bottom plate 28 of the liquid receiving pan, and enters the inner ring There is an outer axial secondary air channel 27 between the gas groove 25 and the outer ring gas groove 26; it realizes upward air intake and supplements the air required for combustion.

The inner injection pipe 16 and the outer injection pipe 17 respectively include a conical suction contraction part, a cylindrical mixing part and a diffuser part from the inlet end to the gas outlet end; the cylindrical mixing part is cylindrical, and the diffuser part is cylindrical. Conical shape, its small round end is connected with the cylindrical mixing part;

The central injection pipe 15 is arranged at the first conical suction constriction part and the second conical mixing part from the air inlet end to the air outlet end. The inner cavity of the central air outlet pipe 12 is in the shape of an inverted truncated cone, and the top round end communicates with the central ejector pipe 15;

The inner ring mixing chamber 13 and the outer ring mixing chamber 14 are arc-shaped, and the inner ring mixing chamber 13 and the outer ring mixing chamber 14 are arranged symmetrically on the left and right.

The furnace head 1 includes a base 29 and a cover 30,

The base 29 includes a base plate 291, a lower half air gas premix chamber 292 located at the front of the base plate, a card slot 293 communicating with the lower half air gas premix chamber, a lower half inner ring mixing chamber 294 located on the right side and a lower Half inner injection tube 295, the lower half outer ring mixing chamber 296 and the lower half outer injection tube 297 on the left side,

The cover body 30 includes a base cover plate 301, an upper half air gas pre-cavity 302 located at the front, a flow stabilization plate 18 located on the upper surface of the base cover plate, a central air outlet pipe 12 located in the center, and a central ejector pipe 15 located on the right The upper half of the inner ring mixing chamber 304, the inner ring air outlet port 131 and the upper half of the inner injection pipe 305, the upper half of the outer ring mixing chamber 306, the outer ring air outlet port 141 and the upper half of the outer ejection pipe 307 on the left side;

The cover body 30 and the base 29 are fastened together, the base cover plate 301 and the base plate 291 are attached and fixedly connected together, and the central ejector tube 15 is embedded in the draw-in groove 293; the base cover plate 301 of the cover body 30 is provided with pins, The base plate 291 of the base 29 is provided with pin holes;

The upper half inner ring mixing chamber 304 is fastened with the lower half inner ring mixing chamber 294, the upper half inner injection tube 305 is buckled with the lower half inner injection tube 295, the upper half outer ring mixing chamber 306 is connected with the lower half outer ring mixing chamber 296 fastening, the upper half of the outer injection pipe 307 and the lower half of the outer injection pipe 297, the upper half of the air gas pre-chamber 302 and the lower half of the air and gas pre-mixing chamber 292 respectively constitute the inner mixing chamber 13, the inner injection Pipe 16, outer mixing chamber 14, outer injection pipe 17 and air gas premix 11.

The base plate 291 has an ignition hole installation hole 298 and an induction pin installation hole 299 adjacent to the closed end of the card slot 293;

The base cover plate 301 has an ignition hole through hole 308 and a sensor needle through hole 309 adjacent to the central gas outlet pipe 12 .

A lower groove 40 with an upper opening is arranged on the front wall of the lower semi-air gas premix chamber 292 of the base 29, and a lower tongue 41 is arranged in the center of the lower groove, and a central air intake seat is arranged on the lower tongue 41. The central air intake seat is provided with a central gas air intake hole;

There is an upper tab 42 on the front wall of the upper half of the air and gas premixing chamber 30 of the cover 30, and an upper groove 43 is formed in the center of the upper tab 42, and an outer ring air intake seat is arranged on the left side of the upper tab 42. , There is an inner ring air intake seat on the right side;

The upper tab 42 fits into the lower groove 40 , and the lower tab 41 fits into the upper groove 43 . With such a structure, it is convenient for positioning.

What has been described above are only preferred embodiments of the present invention. It should be noted that, for those skilled in the art, some improvements and modifications can be made without departing from the principle of the present invention, which are also regarded as the protection scope of the present invention.

Claims (8)

1. a kind of three ring fire high-power burner of upper air inlet, including burner, distributor seat, central flame cap, interior ring fire cover and outer shroud Fire cover, distributor seat includes disk body, the central flame cage positioned at disk body center upper surface, positioned at lower surface and central flame cage phase Logical air feeding in center interface, the interior axial secondary-air passage around central flame cage, internal ring fuel tank, internal ring intake interface, Outer shroud fuel tank, outer shroud intake interface and the outer axial secondary-air passage between inner and outer rings fuel tank；Central flame cap, Interior ring fire cover and external ring fire cover are coordinated with central flame cage, internal ring fuel tank and outer shroud fuel tank respectively；

It is characterized in that：The burner includes the air fuel gas premix chamber of the upper shed positioned at front portion, goes out positioned at the center at center Trachea, the internal ring hybrid chamber positioned at right side, internal ring outlet interface, the outer shroud hybrid chamber positioned at left side and outer shroud outlet interface, in Heart escape pipe, internal ring hybrid chamber and outer shroud hybrid chamber pass through center induction tunnel, interior induction tunnel and outer induction tunnel respectively and air fires Gas premix chamber is communicated,

The rear portion of air fuel gas premix chamber arranges stabilier, and center gas inlet is arranged in the front panel of air fuel gas premix chamber Hole, internal ring gas inlet hole and outer shroud gas inlet hole, center gas inlet hole, internal ring gas inlet hole and outer shroud gas inlet Hole is provided with nozzle, and nozzle is relative with the inlet end of center induction tunnel, interior induction tunnel and outer induction tunnel；

Center escape pipe, internal ring outlet interface and outer shroud outlet interface respectively with air feeding in center interface, internal ring intake interface and outer The grafting of ring intake interface is simultaneously supported, and supports air feeding in center interface, internal ring intake interface and outer shroud intake interface respectively；Stabilier Upper end support disk body.

2. three ring fire high-power burner of a kind of upper air inlet according to claim 1, it is characterised in that：The interior induction tunnel Circular cone air-breathing contraction flow region, tubular mixing unit and diffusion portion are included respectively by inlet end to outlet side with outer induction tunnel.

3. three ring fire high-power burner of a kind of upper air inlet according to claim 1, it is characterised in that：The internal ring mixing Chamber and outer shroud hybrid chamber are curved, internal ring hybrid chamber and outer shroud hybrid chamber is left and right is symmetrical arranged.

4. three ring fire high-power burner of a kind of upper air inlet according to claim 2, it is characterised in that：The internal ring mixing Chamber and outer shroud hybrid chamber are curved, internal ring hybrid chamber and outer shroud hybrid chamber is left and right is symmetrical arranged.

5. the three ring fire high-power burner of a kind of upper air inlet according to claim 1,2,3 or 4, it is characterised in that：It is described Burner includes base and lid,

Base includes base plate, the lower half air fuel gas premix chamber positioned at pedestal prelaminar part with lower half air fuel gas premix chamber phase Logical draw-in groove, pipe is penetrated in the lower half internal ring hybrid chamber and lower half on right side, positioned at the lower half outer shroud hybrid chamber and lower half in left side Outer induction tunnel,

Lid includes base cover plate, and positioned at the anterior pre- chamber of upper half air fuel gas, the stabilier on base cover plate upper surface is located at The center escape pipe at center, center induction tunnel, injection in the upper half internal ring hybrid chamber, internal ring outlet interface and upper half positioned at right side Pipe, the outer induction tunnel of the upper half outer shroud hybrid chamber, outer shroud outlet interface and upper half positioned at left side；

Lid and base riveted, base cover plate are posted and fixed with base plate and are linked together, in the embedded draw-in groove of center induction tunnel.

6. three ring fire high-power burner of a kind of upper air inlet according to claim 5, it is characterised in that：On the base plate There are fire hole installing hole and inductive needle installing hole adjacent with the blind end of the draw-in groove；

There is fire hole adjacent through Kong Yu centers escape pipe through hole and inductive needle on the base cover plate.

7. three ring fire high-power burner of a kind of upper air inlet according to claim 5, it is characterised in that：Under the base There is lower block tongue at the center for having the low groove of upper shed, low groove on the antetheca in half air gas premixing chamber, has setting on lower block tongue There is air feeding in center seat, air feeding in center seat is provided with center gas inlet hole；

There are upper groove, upper block tongue in the center for having upper block tongue, upper block tongue on the antetheca of the upper half air fuel gas premix chamber of the lid Side is provided with outer shroud air inlet seat, opposite side and is provided with internal ring air inlet seat；

Upper block tongue is chimeric with low groove, and lower block tongue is chimeric with upper groove.

8. the three ring fire high-power burner of a kind of upper air inlet according to claim 1,2,3 or 4, it is characterised in that：It is described Interior ring fire cover includes interior tip circle ring flat-plate, radially inner side tubular wallboard and radial outside tubular wallboard, the burning hole position of interior ring fire cover In the shoulder of interior tip circle ring flat-plate and radial outside tubular wallboard intersection；There is the interior fire tank of several radial directions on interior tip circle ring flat-plate It is uniformly distributed, interior fire tank is communicated with burner port；

The external ring fire cover includes outer tip circle ring flat-plate, radially inner side tubular wallboard and radial outside tubular wallboard, on external ring fire cover Igniting of having that burner port and two little burner ports constitute and is arranged in outer tip circle ring flat-plate and radial outside tubular wallboard intersection group Shoulder；The outer fire tank for having several radial directions on outer tip circle ring flat-plate is uniformly distributed, and the radial outside end of outer fire tank is located at two Between individual little burner port.