CN218178884U

CN218178884U - Dry-burning-resistant upper air inlet burner

Info

Publication number: CN218178884U
Application number: CN202222507902.7U
Authority: CN
Inventors: 杨渊
Original assignee: Shengzhou Yunli Kitchenware Co ltd
Current assignee: Shengzhou Yunli Kitchenware Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2022-12-30
Anticipated expiration: 2032-09-20

Abstract

An anti-dry-burning upper air inlet burner comprises a base, a burner head, a shunt seat, a central annular fire cover, an outer annular fire cover and a telescopic temperature probe, wherein the burner head is buckled with the base; the burner supports the diverter seat, the left axial gas hole and the right axial gas hole are communicated with the axial gas channel, the central annular fire cover seat is butted with the central annular gas outlet cavity, and the central annular fire cover and the outer annular fire cover are respectively buckled with the central annular fire cover seat and the outer annular gas groove; the rod part of the telescopic temperature probe is fixed with the axial through hole, and the telescopic head part extends out of a hole on the axis of the central annular fire cover. The central nozzle seat, the left nozzle seat, the right nozzle seat, the central injection pipe, the left outer injection pipe and the right outer injection pipe are located in the furnace head seat, so that gas drift is prevented, and the efficiency is improved.

Description

Dry-burning-resistant upper air inlet burner

Technical Field

The utility model relates to a gas burner.

Background

At present, in the prior art, chinese patent 202120118042.0, an upper air intake dry-burning prevention stove burner includes a burner, a distributor base is assembled on the top of the burner, and a temperature sensor is assembled at the center of the burner through a fixing component. Draw through the center and draw and penetrate the pipe and carry out the air feed to center ring gas groove and outer loop gas groove respectively, set up air duct through the lateral wall at axial gas duct, make the gas can follow air duct and inhale at the in-process air of burning, make the burning of gas more abundant, improve the efficiency, be provided with temperature sensor simultaneously, can detect the temperature through temperature sensor. There are problems in that: the gas sprayed out of the inner ring air outlet seat, the front outer ring air outlet seat and the rear outer ring air outlet seat is influenced by the flowing of outside air, the gas floats and moves, and part of the gas cannot enter the central injection pipe, the front outer ring injection pipe and the rear outer ring injection pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the dry-burning-resistant upper air inlet burner has the characteristics of preventing gas from drifting, preventing all gas from entering the injection pipe and stabilizing flame.

The utility model discloses a realize like this: an anti-dry-burning upper air inlet burner is characterized in that: it comprises a base, a furnace end, a flow dividing base, a central annular fire cover, an outer annular fire cover and a telescopic temperature probe,

the base comprises a base plate, an axial through hole, a central air inlet and outlet seat and an outer ring air inlet pipeline, wherein the upper part of the central air inlet and outlet seat is provided with a central nozzle seat, the lower part of the central air inlet and outlet seat is provided with a central air inlet joint, and the outer ring air inlet pipeline comprises a left nozzle seat, a right nozzle seat and an outer ring air inlet joint; the air outlet direction of the left nozzle seat faces forwards, and the air outlet direction of the right nozzle seat faces backwards;

the furnace end comprises a furnace head seat with a lower opening, a central injection pipe, a central annular air outlet cavity, an air channel, a left outer injection pipe, a left axial gas hole, a right outer injection pipe and a right axial gas hole, wherein the central injection pipe, the central pipe and the central annular air outlet cavity are arranged in the furnace head seat;

the flow dividing seat comprises a circular seat disc, a central annular fire cover seat, a circular seat with an outer annular gas groove, radial secondary air channels and axial gas channels, wherein the radial secondary air channels and the axial gas channels are arranged alternately;

the furnace end is buckled with the base, and the central nozzle seat, the left nozzle seat and the right nozzle seat support a top plate of the furnace end seat and are respectively opposite to the central injection pipe, the left outer injection pipe and the right outer injection pipe; the burner supports the diverter seat, the left axial gas hole and the right axial gas hole are communicated with the axial gas channel, the central annular fire cover seat is butted with the central annular gas outlet cavity, and the central annular fire cover and the outer annular fire cover are respectively buckled with the central annular fire cover seat and the outer annular gas groove; the rod part of the telescopic temperature probe is fixed with the axial through hole, and the telescopic head part extends out of a hole on the axis of the central annular fire cover.

Preferably, the following components: an axial air hole is formed in a burner head seat of the burner head, and the axial air hole, the left axial gas hole and the right axial gas hole are arranged alternately;

the axial air hole is opposite to the left nozzle holder and the right nozzle holder.

Preferably, the following components: and the flow dividing seat is also provided with an air guide groove communicated with the radial secondary air channel, and the air guide groove is opposite to the axial air hole.

Preferably, the following components: the radial secondary air channel is arranged at the lower end of the circular ring seat and extends to the circular seat disc.

Preferably, the following components: the furnace end comprises a furnace end main body and an inner embedded piece,

the burner main body comprises the burner base, a through hole, an upper half central injection pipe, an upper half left outer injection pipe, a left axial gas hole, an upper half right outer injection pipe and a right axial gas hole which are communicated with the through hole,

the inner insert comprises the central tube, an air guide groove communicated with the lower end of the central tube, a lower half central ejector tube, a lower half left outer ejector tube and a lower half right outer ejector tube,

the inner insert is buckled with a top plate of the stove head seat, the central pipe penetrates through the through hole and forms a central annular air outlet cavity with the through hole, the upper-half central injection pipe and the lower-half central injection pipe form a central injection pipe, the upper-half left outer injection pipe and the lower-half left outer injection pipe form a left outer injection pipe, and the upper-half right outer injection pipe and the lower-half right outer injection pipe form a right outer injection pipe.

Preferably, the following components: the front part of the seat plate of the base is provided with a front head part, the rear part of the seat plate of the base is provided with a rear head part, and the central nozzle seat and the right nozzle seat are intersected with the front head part; the left nozzle seat is intersected with the rear head, and an ignition needle and an induction needle mounting hole are also formed in the rear head; the axial through hole is provided with an interface;

the rear part of a top plate of a furnace head seat of the furnace end is provided with an ignition needle hole and an induction needle hole;

the liquid receiving plate comprises a central insertion hole, a front insertion hole and a rear insertion hole;

the seat board supports the liquid receiving disc, the front head and the rear head are respectively inserted into the front inserting hole and the rear inserting hole, and the interface is inserted into the central inserting hole.

Preferably: the probe fixing device comprises two half fixing seats, each half fixing seat comprises a semicircular part with a fixing groove, an inclined supporting part, a seat plate part, a sub-frame plate and a main frame plate, the sub-frame plates and the main frame plates are arranged at two ends of the seat plate part, and arc-shaped clamping grooves are formed in the fixing grooves; the seat plate part is provided with a fixing groove

The lower end of the sub-frame plate is provided with a connecting seat, and the connecting seat is provided with a counter bore and a screw hole; the lower end of the mother frame plate is provided with a joint;

the rod part of the telescopic temperature probe is provided with an annular clamping tongue;

the two semi-fixed seats are buckled, the rod parts are positioned in the circular fixed grooves, the annular clamping tongues are embedded with the circular arc-shaped clamping grooves, the joints are inserted into the counter bores, and screws penetrate through the joints to be screwed with the screw holes;

the semi-circular arc part is embedded with the axial through hole of the base, and the screw penetrates through the fixed groove to be screwed with the fixed column seat on the base.

Preferably: also comprises a fixed sleeve, the fixed sleeve comprises a flange arranged at the upper end, a fastening edge arranged at the lower end and an axial clearance groove,

the fixing sleeve is inserted into the axial through hole, the flange is buckled with the upper surface of the base, the buckling edge is buckled with the lower surface of the base, and the semicircular part is inserted into the fixing sleeve.

Preferably, the following components: the rod part of the telescopic temperature probe extends out of the lower parts of the two semi-fixed seats;

or the lower part of the rod part is bent into a transverse part, and the transverse part horizontally extends out from the space between the sub-frame plate and the main frame plate.

The utility model relates to a prevent dry combustion method upper air inlet burner, central nozzle seat, left nozzle seat and right nozzle seat and center draw and penetrate pipe, draw a left side and draw outward and draw the pipe and lie in the furnace head seat with the right side, have prevented that the gas from drifting, have improved efficiency.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a view a-a of fig. 1.

Fig. 3 is a view B-B of fig. 1.

Fig. 4 is a view C-C of fig. 1.

Fig. 5 is one of exploded perspective views of the present invention.

Fig. 6 is a second exploded perspective view of the present invention.

Fig. 7 is a third exploded perspective view of the present invention.

Fig. 8 is a fourth exploded perspective view of the present invention.

Fig. 9 is a perspective view of the shunt base 3 of the present invention.

Fig. 10 is an exploded perspective view of the fixing device of the present invention.

Fig. 11 is a second exploded perspective view of the fixing device of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Example 1

As shown in figure 1, the dry-burning-proof upper air inlet burner comprises a base 1, a burner head 2, a flow dividing base 3, a central annular fire cover 4, an outer annular fire cover 5 and a telescopic temperature probe 6,

the base 1 comprises a base plate 11, an axial through hole 12, a central air inlet and outlet seat 13 and an outer ring air inlet pipeline 14, wherein the upper part of the central air inlet and outlet seat 13 is provided with a central nozzle seat 131, the lower part of the central air inlet and outlet seat is provided with a central air inlet joint 132, the outer ring air inlet pipeline 14 comprises a left nozzle seat 141, a right nozzle seat 142, an outer ring air inlet joint 143 and an outer ring air inlet channel, the outer ring air inlet channel comprises a longitudinal channel part in the front-back direction and a transverse channel part in the left-right direction, the front end of the longitudinal channel part is communicated with the outer ring air inlet joint and the right nozzle seat, and the suspended end of the transverse channel part is communicated with the left nozzle seat; the left nozzle seat 141 is arranged in the second quadrant and the air outlet direction faces forwards, and the right nozzle seat 142 is arranged in the fourth quadrant and the air outlet direction faces backwards;

the burner 2 comprises a burner base 21 with a lower opening, a central injection pipe 22 arranged in the burner base 21, a central pipe 23, a central annular air outlet cavity 24, an air channel 231 communicated with the central pipe 23 or an air groove with a lower opening and an end opening, a left outer injection pipe 25 arranged in the burner base, a left axial gas hole 251, a right outer injection pipe 26 arranged in the burner base and a right axial gas hole 261, wherein the lower end of the burner base 21 is provided with an air inlet groove (not marked in the figure), the air inlet end of the left outer injection pipe 25 faces backwards, and the air inlet end of the right outer injection pipe 26 faces forwards; air enters the furnace head seat 21 through the air inlet groove; the left axial gas hole 251 is communicated with the left outer injection pipe 25, and the right axial gas hole 261 is communicated with the right outer injection pipe 26;

the flow distribution seat 3 comprises a circular seat disc 31, a central annular fire cover seat 32, a circular seat 33 with an outer annular gas groove 331, radial secondary air channels 34 and axial gas channels 35, wherein the radial secondary air channels 34 and the axial gas channels 35 are arranged alternately, and the radial secondary air channels 34 are arranged at the lower part of the circular seat 33; secondary air enters the circular ring seat 33 through a radial secondary air channel 34, and the secondary air surrounds the central annular fire cover seat 32;

the furnace end 2 is buckled with the base 1, and the central nozzle seat 131, the left nozzle seat 141 and the right nozzle seat 142 support a top plate of the furnace end seat 21 and are respectively opposite to the central injection pipe 22, the left outer injection pipe 25 and the right outer injection pipe 26; the furnace end 2 supports the flow dividing seat 3, the left axial gas hole 251 and the right axial gas hole 261 are communicated with the axial gas channel 35, the central annular fire cover seat 32 is in butt joint with the central annular gas outlet cavity 24, and the central annular fire cover 4 and the outer annular fire cover 5 are respectively buckled with the central annular fire cover seat 32 and the outer annular gas groove 331; the rod part 61 of the telescopic temperature probe 6 is fixed with the axial through hole 12, and the telescopic head part 62 extends out of the hole 41 on the axis of the central annular fire cover 4;

by adopting the structure, indoor air enters the furnace head seat 21 through the air inlet groove; the defect that the flow of indoor air influences the gas sprayed by a nozzle to enter an injection pipe in the prior art is overcome;

indoor air enters the furnace head seat 21, passes through the air channel 231 or the air groove with the lower opening and the end opening and the hole on the axis of the central annular air outlet cavity 24, flows out from the upper end of the hole 41 on the axis of the central annular fire cover 4, and is used for radiating the heat of the telescopic head 62 and reducing the temperature rise.

As a further improvement of the utility model: an axial air hole 27 is formed in the burner head seat 21 of the burner head 2, and the axial air hole 27 is arranged alternately with the left axial gas hole 251 and the right axial gas hole 261;

the axial air hole 27 is opposed to the left and

right nozzle holders

141 and 142;

the flow dividing seat 3 is further provided with an air guide groove 36 communicated with the radial secondary air channel 34, and the air guide groove 36 is opposite to the axial air hole 27. The air entering the radial secondary air channel enters the furnace head seat 21 through the air guide groove 36 and the axial air hole 27.

As shown in fig. 9, the radial secondary air passage 34 is provided at the lower end of the annular seat 33 and extends to the annular seat disc 31.

As a further improvement of the utility model: the front part of the seat plate 11 of the base 1 is provided with a front head 111, the rear part is provided with a rear head 112, and the central nozzle seat 131 and the right nozzle seat 142 are intersected with the front head 111; the left nozzle seat 141 is intersected with the rear head part 112, and an ignition needle and an induction needle mounting hole are further formed in the rear head part 112; the axial through hole 12 is provided with an interface 121;

the rear part of the top plate of the burner base 21 of the burner 2 is provided with an ignition pinhole and an induction pinhole;

the liquid receiving disc 7 comprises a central inserting hole 71, a front inserting hole 72 and a rear inserting hole 73;

the seat plate 11 supports the liquid receiving plate 7, the front head 111 and the rear head 112 are respectively inserted into the front insertion hole 72 and the rear insertion hole 73, and the interface 121 is inserted into the central insertion hole 71.

Example 2

The burner 2 comprises a burner body 2A and an inner embedded piece 2B,

the burner main body 2A comprises the burner base 21, a through hole 2A1, an upper half central injection pipe 221, an upper half left outer injection pipe 25A, a left axial gas hole 251, an upper half right outer injection pipe 26A and a right axial gas hole 261 which are communicated with the through hole 2A1, wherein the upper half left outer injection pipe 25A is communicated with the left axial gas hole 251, and the upper half right outer injection pipe 26A is communicated with the right axial gas hole 261;

the inner insert 2B comprises the central tube 23, an air guide groove communicated with the lower end of the central tube 23, a lower half central injection tube 222, a lower half left outer injection tube 25A and a lower half right outer injection tube 26B,

the inner insert 2B is buckled with a top plate of the stove head seat 21, the central pipe 23 penetrates through the through hole 2A1 and forms the central annular air outlet cavity 24 with the through hole 2A1, the upper-half central injection pipe 221 and the lower-half central injection pipe 222 form the central injection pipe 22, the upper-half left outer injection pipe 25 and the lower-half left outer injection pipe 25A form the left outer injection pipe 25, and the upper-half right outer injection pipe 26A and the lower-half right outer injection pipe 26 form the right outer injection pipe 26; the air guiding groove and the top plate of the head base 21 form the air channel 231 or the air groove with lower opening and end opening.

Example 3

The probe fixing device 8 comprises two half fixing seats 8A, each half fixing seat 8A comprises a semicircular part 81 with a fixing groove 811, an inclined support part 82, a seat plate part 83, a sub-frame plate 84 and a main frame plate 85, the sub-frame plate 84 and the main frame plate 85 are arranged on one side of two ends of the seat plate part, and arc-shaped clamping grooves are formed in the fixing grooves 811; the other side of the seat plate part 83 is provided with a fixing groove

The lower end of the sub-frame plate 84 is provided with a connecting seat 841, and the connecting seat 841 is provided with a counter bore 842 and a screw hole; the lower end of the female frame plate 85 is provided with a joint 851;

the rod part 61 of the telescopic temperature probe 6 is provided with an annular clamping tongue 611;

the two half fixing seats 8A are buckled, the rod part 61 is positioned in the circular fixed groove 811, the annular clamping tongue 611 is embedded with the circular arc-shaped clamping groove, the joint 851 is inserted into the counter bore 842, and a screw passes through the joint 851 and is screwed with the screw hole;

the semicircular arc 81 is fitted into the axial through hole 12 of the base 1, and a screw is screwed into the fixing post holder 1A of the base 1 through the fixing groove 831.

As a further improvement of the present embodiment: the device also comprises a fixed sleeve 9, wherein the fixed sleeve 9 comprises a flange 91 arranged at the upper end, a buckling edge 92 arranged at the lower end and an axial clearance groove, and the axial clearance groove penetrates through the fixed sleeve 9

The fixing sleeve 9 is inserted into the axial through hole 12, the flange 91 is buckled with the upper surface of the seat plate 11 of the base 1, the buckling edge 92 is buckled with the lower surface of the seat plate 11 of the base 1, and the semicircular part 81 is inserted into the fixing sleeve 9;

or the fixed sleeve 9 is inserted into the interface 121 and the axial through hole 12, the flange 91 is attached to the liquid receiving disc 7, and the buckling edge 92 is buckled with the lower surface of the seat plate 11 of the base 1;

the rod part 61 of the telescopic temperature probe 6 extends downwards from the position between the seat plate parts 83 of the two half fixing seats 8A;

or the lower part of the rod part 61 is bent to form a transverse part 612, and the transverse part 612 horizontally extends from the position between the sub frame plate 84 and the main frame plate 85.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the 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 anti-dry-burning upper air inlet burner is characterized in that: it comprises a base, a furnace end, a flow dividing base, a central annular fire cover, an outer annular fire cover and a telescopic temperature probe,

the flow distribution seat comprises a circular seat disc, a central annular fire cover seat, a circular seat with an outer annular gas groove, a radial secondary air channel and an axial gas channel, wherein the radial secondary air channel and the axial gas channel are arranged alternately;

2. The dry-fire proof upper intake burner of claim 1, wherein: an axial air hole is formed in a burner head seat of the burner head, and the axial air hole, the left axial gas hole and the right axial gas hole are arranged alternately;

3. The dry-fire proof top-entry burner of claim 2, further comprising: and the flow distribution seat is also provided with an air guide groove communicated with the radial secondary air channel, and the air guide groove is opposite to the axial air hole.

4. The dry-fire proof upper intake burner of claim 1, wherein: the radial secondary air channel is arranged at the lower end of the circular ring seat and extends to the circular seat disc.

5. The dry-fire proof upper intake burner of claim 1, wherein: the front part of the seat plate of the base is provided with a front head part, the rear part of the seat plate of the base is provided with a rear head part, and the central nozzle seat and the right nozzle seat are intersected with the front head part; the left nozzle seat is intersected with the rear head, and an ignition needle and an induction needle mounting hole are also formed in the rear head; the axial through hole is provided with an interface;

the rear part of a top plate of a burner head seat of the burner is provided with an ignition pinhole and an induction pinhole;

6. The dry-fire proof upper intake burner of claim 1, wherein: the furnace end comprises a furnace end main body and an inner embedded piece,

the inner insert is buckled with a top plate of the furnace head seat, the central pipe penetrates through the through hole and forms a central annular air outlet cavity with the through hole, the upper half central injection pipe and the lower half central injection pipe form a central injection pipe, the upper left outer injection pipe and the lower half left outer injection pipe form a left outer injection pipe, and the upper half right outer injection pipe and the lower half right outer injection pipe form a right outer injection pipe.

7. A dry-fire proof upper intake air burner as claimed in claim 1, 2, 3, 4 or 6, wherein: the probe fixing device comprises two half fixing seats, each half fixing seat comprises a semicircular part with a fixing groove, an inclined supporting part, a seat plate part, a sub-frame plate and a main frame plate, the sub-frame plates and the main frame plates are arranged at two ends of the seat plate part, and arc-shaped clamping grooves are formed in the fixing grooves; the seat plate part is provided with a fixing groove

the two semi-fixed seats are buckled, the rod part is positioned in the circular fixed groove, the annular clamping tongue is embedded with the circular arc-shaped clamping groove, the joint is inserted into the counter bore, and the screw penetrates through the joint and is screwed with the screw hole;

8. The dry-fire proof top-entry burner of claim 7, further comprising: also comprises a fixed sleeve, the fixed sleeve comprises a flange arranged at the upper end, a fastening edge arranged at the lower end and an axial clearance groove,

9. The dry-fire proof top-entry burner of claim 7, further comprising: the rod parts of the telescopic temperature probes extend out of the lower parts of the two semi-fixed seats;