CN209991453U

CN209991453U - Improved clean-keeping type double-inner-flame domestic gas burner

Info

Publication number: CN209991453U
Application number: CN201920403472.XU
Authority: CN
Inventors: 朱述宙; 彭晓堂; 陈火林
Original assignee: Guangdong And Utilization Electric Co Ltd
Current assignee: Guangdong And Utilization Electric Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-01-24
Anticipated expiration: 2029-03-27

Abstract

An improved clean-keeping type household gas burner with double inner flames comprises an upper injection cover and a lower injection cover, wherein the upper injection cover and the lower injection cover are respectively provided with an outer ring injection groove and an inner ring injection groove, the two outer ring injection grooves and the two inner ring injection grooves are correspondingly combined up and down to form an outer ring injection pipe and an inner ring injection pipe, the upper injection cover is connected with a plurality of connecting support legs, the upper injection cover is arranged on a bottom shell of the stove through the connecting support legs, the upper injection cover extends upwards to form a plurality of connecting convex columns with central holes, corresponding liquid containing discs are provided with liquid containing disc connecting holes which are matched with the central holes in an installing way, a fastener penetrates through the liquid containing disc connecting holes to be connected with the connecting convex columns, so that the burner is fixedly installed and tightly presses the liquid containing discs on a panel of the stove, stress points are concentrated on the upper injection cover by the installing structure, and gaps are prevented from easily appearing between the upper injection cover and the lower injection cover due to different stress directions, resulting in an influence on the sealing performance of the burner.

Description

Improved clean-keeping type double-inner-flame domestic gas burner

Technical Field

The utility model relates to a gas burner field specifically is a two domestic gas burners of inner flame of modified formula of keeping a public place clean.

Background

The furnace head of the existing gas burner is divided into an upper ejection cover and a lower ejection cover, an outer ring ejection pipe and an inner ring ejection pipe are formed by installation, when the burner is installed, the outer ring ejection pipe and the inner ring ejection pipe are fixedly connected with a bottom shell of the stove through connecting support legs arranged on the lower ejection cover, then the upper ejection cover is installed on the lower ejection cover, a plurality of connecting convex columns extend from the top surface of the upper ejection cover, the upper ejection cover penetrates through a liquid containing disc and is connected with the connecting convex columns through screws, so that the liquid containing disc is locked and the upper ejection cover is ejected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned current problem, provide a simple structure, reasonable a two domestic gas burner of inner flame of modified formula of keeping a public place clean, its effect makes the stress point concentrate on drawing to cover at last, avoids on drawing to penetrate to cover and draw down to penetrate to cover because the stress direction difference causes the clearance to appear between the two easily.

An improved clean-keeping type double-inner-flame household gas burner comprises a stove bottom shell and a stove panel, wherein a through hole is formed in the stove panel, a stove head is fixed on the stove bottom shell below the through hole, a burning seat is connected above the through hole, the stove head extends out of the through hole, an outer ring fire distributing cover and an inner ring fire distributing cover are installed on the burning seat, and a liquid containing disc is received above the through hole;

the edge of the furnace end is connected with a plurality of connecting support legs, the furnace end is installed on a bottom shell of the furnace through the connecting support legs, a plurality of connecting convex columns with central holes are upwards extended from the furnace end, liquid containing disc connecting holes matched with the central holes in an installing mode are formed in the corresponding liquid containing discs, fasteners penetrate through the liquid containing disc connecting holes to be connected with the connecting convex columns, the furnace end is fixedly installed and tightly presses the liquid containing discs on a panel of the furnace, stress points are concentrated on the upper ejection cover through the installing structure, and the phenomenon that gaps are easy to occur between the upper ejection cover and the lower ejection cover due to different stress directions to influence the sealing performance of the furnace end is avoided;

the outer ring fire distribution cover and the inner ring fire distribution cover are provided with a first inner peripheral wall and a second inner peripheral wall, the first inner peripheral wall and the second inner peripheral wall are respectively provided with a plurality of outgoing fire holes and inner fire holes along the circumferential direction, and the outgoing fire holes and the inner fire holes are arranged in an inclined radial manner, so that the processing technology of the fire holes of the structure is simpler and more reliable, and meanwhile, the defects that the size of the fire holes of the fire cover is unstable (easy to temper), the size of the fire holes is changed due to thermal deformation, the strength of the fire cover is insufficient due to strip-shaped fire holes and the like caused by the strip-shaped fire holes of the existing inner rotary fire cover can be avoided;

the liquid storage tank is characterized in that an outer ring air inlet groove and an inner ring air inlet groove are formed in the combustion seat, an outer ring fire dividing cover and an inner ring fire dividing cover are respectively arranged on the outer ring air inlet groove and the inner ring air inlet groove in a covering mode, a central air area is arranged at the center of the combustion seat, an outer ring air area is formed between the outer ring air inlet groove and the inner ring air inlet groove, a secondary air inlet gap communicated with the central air area and the outer ring air area is formed between the bottom surface of the combustion seat and the liquid containing disc, and the secondary air inlet gap enables the.

The utility model discloses can also adopt following technical measure to solve:

the burner comprises an upper injection cover and a lower injection cover, wherein the upper injection cover and the lower injection cover are respectively provided with an outer ring injection groove and an inner ring injection groove, the two outer ring injection grooves and the two inner ring injection grooves are correspondingly combined up and down to form an outer ring injection pipe and an inner ring injection pipe, the upper injection cover is connected with a plurality of connecting support legs, the upper injection cover is arranged on a bottom shell of the stove through the connecting support legs, the upper injection cover extends upwards to form a plurality of connecting convex columns with central holes, the corresponding liquid containing discs are provided with liquid containing disc connecting holes which are matched with the central holes in an installing way, and fasteners penetrate through the liquid containing disc connecting holes to be connected with the connecting convex columns so as to enable the burner to be installed and fixed and tightly press the liquid containing discs on a panel of the stove;

further, the top surface of the upper injection cover extends upwards to form at least one outer ring air inlet channel and one inner ring air inlet channel, the outer ring air inlet channel and the inner ring air inlet channel extend out of the upper portion of the through hole and are detachably inserted into the bottom surface of the combustion seat, and the outer ring air inlet groove and the inner ring air inlet groove are communicated with the outer ring injection pipe and the inner ring injection pipe through the outer ring air inlet channel and the inner ring air inlet channel.

Further explain, draw the profile edge of penetrating the lid down and extend and have a plurality of tight holes, draw on one side of penetrating the lid and correspond a plurality of tight junctions that are provided with of hole, draw through closely the piece and pass the tight hole, draw on the lid and draw down to penetrate to cover closely the installation and constitute sealed outer ring and draw and penetrate pipe and inner ring and draw and penetrate the pipe.

Further, a plurality of outer inclined convex blocks are arranged on the bottom surface of the first inner circumferential wall at intervals, an outer fire outlet is formed between every two adjacent outer inclined convex blocks and the wall of the outer ring air inlet groove, an outer inclined bottom surface is arranged at the bottom of each outer inclined convex block, and an outer inclined top surface matched with the outer inclined bottom surface is arranged on the wall of the outer ring air inlet groove.

Further, a plurality of inner inclined lugs are arranged on the bottom surface of the second inner peripheral wall at intervals, an inner fire outlet is formed between every two adjacent inner inclined lugs and the wall of the inner ring air inlet groove, an inner inclined bottom surface is arranged at the bottom of each inner inclined lug, and an inner inclined top surface matched with the inner inclined bottom surface is arranged on the wall of the inner ring air inlet groove.

Further, an inner convex stage part extends from the outline edge of the lower injection cover, and a concave step matched with the inner convex stage part is formed at the bottom of the corresponding upper injection cover.

Further, the liquid containing disc is provided with an outer ring hole and an inner ring hole which are suitable for the outer ring air inlet channel and the inner ring air inlet channel to penetrate through.

Further illustratively, the fastener or abutment is a screw, bolt, or rivet.

Further, the height of the secondary air inlet gap is L, and L is more than or equal to 8mm and less than or equal to 15 mm.

The utility model has the advantages that:

the utility model relates to an improved clean-keeping type double-inner-flame household gas burner, the mounting structure leads stress points to be concentrated on an upper injection cover, and avoids the situation that the upper injection cover and a lower injection cover are easy to have a gap between the upper injection cover and the lower injection cover due to different stress directions, which leads to the influence on the sealing performance of a burner head;

the processing technology of the fire outlet hole is simpler and more reliable, and meanwhile, the defects that the size of the fire hole of the fire cover is unstable (easy to temper), the size of the fire hole is changed due to thermal deformation, the strength of the fire cover is insufficient due to the strip-shaped fire hole and the like caused by the conventional internally-screwed fire cover strip-shaped fire hole can be avoided;

the secondary air inlet gap enables the combustor to burn more fully, and energy waste and environmental pollution are avoided.

Drawings

Fig. 1 is a schematic view of an exploded structure of the present invention.

Fig. 2 is a schematic view of the furnace end decomposition structure of the present invention.

Fig. 3 is a schematic diagram of an exploded structure of the present invention.

Fig. 4 is a schematic view of the outer ring fire dividing cover of the present invention.

Fig. 5 is a schematic view of the local enlarged structure of the inner ring fire dividing cover of the present invention.

Fig. 6 is a schematic sectional structure of the present invention.

Fig. 7 is a schematic view of the integrated structure of the furnace end of the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1 to 7, an improved clean-keeping type double inner flame household gas burner comprises a stove bottom shell 1 and a stove panel 2, the stove panel 2 is provided with a through hole 3, a stove head 4 is fixed on the stove bottom shell 1 below the through hole 3, the stove head 4 extends out of the through hole 3 and is connected with a burning seat 5, the burning seat 5 is provided with an outer ring fire distributing cover 6 and an inner ring fire distributing cover 7, a liquid containing disc 8 is received above the through hole 3,

the edge of the furnace end 4 is connected with a plurality of connecting support legs 13, the furnace end 4 is arranged on the furnace bottom shell 1 through the connecting support legs 13, the furnace end 4 extends upwards to form a plurality of connecting convex columns 14 with central holes 1401, the corresponding liquid containing disc 8 is provided with liquid containing disc connecting holes 801 which are matched with the central holes 1401 in an installing mode, and the furnace end 4 penetrates through the liquid containing disc connecting holes 801 to be connected with the connecting convex columns 14 through fasteners 15 so that the furnace end 4 is fixedly arranged and the liquid containing disc 8 is tightly pressed on the furnace panel 2; the mounting structure enables stress points to be concentrated on the upper injection cover, and avoids the influence on the sealing performance of the furnace end 4 caused by the fact that a gap is easy to appear between the upper injection cover 9 and the lower injection cover 10 due to different stress directions;

the outer ring fire distribution cover 6 and the inner ring fire distribution cover 7 are provided with a first inner peripheral wall 601 and a second inner peripheral wall 701, the first inner peripheral wall 601 and the second inner peripheral wall 701 are respectively provided with a plurality of outgoing fire holes 16 and inner fire holes 17 along the circumferential direction, and the outgoing fire holes 16 and the inner fire holes 17 are arranged in an inclined radial manner, so that the processing technology of the fire holes of the structure is simpler and more reliable, and meanwhile, the defects that the size of fire holes of the fire cover is unstable (easy to temper), the size of the fire holes is changed due to thermal deformation, the strength of the fire cover is insufficient due to strip-shaped fire holes and the like caused by the strip-shaped fire holes of the existing inner rotary fire cover can be avoided;

the combustor is characterized in that an outer ring air inlet groove 18 and an inner ring air inlet groove 19 are formed in the combustion seat 5, an outer ring fire dividing cover 6 and an inner ring fire dividing cover 7 are respectively covered on the outer ring air inlet groove 18 and the inner ring air inlet groove 19, a central air area 20 is arranged at the center of the combustion seat 5, an outer ring air area 21 is formed between the outer ring air inlet groove 18 and the inner ring air inlet groove 19, a secondary air inlet gap 22 communicated with the central air area 20 and the outer ring air area 21 is formed between the bottom surface of the combustion seat 5 and the liquid containing disc 8, the secondary air inlet gap 22 enables the combustor to combust more fully, energy waste and environmental pollution are avoided.

The burner 4 comprises an upper injection cover 9 and a lower injection cover 10, the upper injection cover 9 and the lower injection cover 10 are respectively provided with an outer ring injection groove 901 and an inner ring injection groove 1001, the two outer ring injection grooves 901 and the two inner ring injection grooves 1001 are correspondingly combined up and down to form an outer ring injection pipe 11 and an inner ring injection pipe 12, the upper injection cover 9 is connected with a plurality of connecting support legs 13, the upper injection cover 9 is arranged on the stove bottom shell 1 through the connecting support legs, the upper injection cover 9 extends upwards to form a plurality of connecting convex columns 14 with central holes, the corresponding liquid containing discs 8 are provided with liquid containing disc connecting holes 801 matched with the central holes 1401 in an installing manner, and the burner 4 is connected with the connecting convex columns 14 through fasteners 15 penetrating through the liquid containing disc connecting holes 801 to enable the burner 4 to be fixedly arranged and to tightly press the liquid containing discs 8 on the stove panel 2;

the top surface of the upper ejection cover 9 extends upwards to form at least one outer ring air inlet channel 23 and at least one inner ring air inlet channel 24, the outer ring air inlet channel 23 and the inner ring air inlet channel 24 extend out of the upper portion of the through hole 3 and are detachably inserted into the bottom surface of the combustion seat 5, the outer ring air inlet channel 18 and the inner ring air inlet channel 19 are communicated with the outer ring ejection pipe 11 and the inner ring ejection pipe 12 through the outer ring air inlet channel 23 and the inner ring air inlet channel 24, the combustion seat 5 can be erected through the outer ring air inlet channel 23 and the inner ring air inlet channel 24, a secondary air inlet gap 22 is formed below the combustion seat 5, more air flows outwards form the fire outlet 16 and the inner fire outlet 17, and the combustion of the combustor is.

Draw the profile edge of penetrating lid 10 down and extend and have a plurality of tight holes 1002, go up to draw one side of penetrating lid 9 and correspond a plurality of tight holes 1002 and be provided with tight union piece 902, pass through close hole 1002 through close piece 902, make on draw penetrate lid 9 and draw down to penetrate lid 10 closely to install and constitute sealed outer loop and draw penetrate pipe 11 and inner ring and draw and penetrate pipe 12, can make on draw penetrate lid 9 and draw down to penetrate lid 10 installation closely, avoid appearing the atress inhomogeneous local clearance appearance that causes.

The bottom surface compartment formula of first internal perisporium 601 is equipped with a plurality of outer slope lugs 602, constitute out fire hole 16 with outer loop air inlet duct 18 cell wall between two adjacent outer slope lugs 602, the bottom of every outer slope lug 602 is equipped with outer slope bottom surface 603, outer loop air inlet duct 18 cell wall is equipped with the outer slope top surface 181 with outer slope bottom surface 603 complex, make outer loop branch fire lid 6 when placing on burning seat 5, be suitable for the landing cooperation between inclined plane and the inclined plane, make outer loop branch fire lid 6 more easily the position of falling place on burning seat 5, be difficult to appear sliding displacement, it is inseparabler to make out fire hole 16, and install outer loop branch fire lid 6 again after convenient daily clean the use.

The bottom surface compartment formula of second internal perisporium 701 is equipped with a plurality of interior oblique lugs 702, constitute interior fire outlet 17 with inner ring air inlet duct 19 cell wall between two adjacent interior oblique lugs 702, the bottom of every interior oblique lug 702 is equipped with interior

oblique bottom surface

703, 16 cell walls of air inlet duct are equipped with interior oblique top surface 191 of interior oblique bottom surface 703 complex, make inner ring divide fire lid 7 when placing on burning seat 5, be suitable for the landing cooperation between inclined plane and the inclined plane, make inner ring divide fire lid 7 to fall the position more easily and place on burning seat 5, be difficult to appear sliding displacement, it is inseparabler to make interior fire outlet 17, and install inner ring branch fire lid 7 again after convenient daily clean use.

The profile edge of the lower ejection cover 10 extends to form an inner convex portion 1003, the bottom of the corresponding upper ejection cover 9 is provided with an inner concave step 903 matched with the inner convex portion 1003, the sealing effect of the outer ring ejection pipe 11 and the inner ring ejection pipe 12 can be further improved, and an air leakage gap is avoided.

The liquid containing disc 8 is provided with an outer ring hole 802 and an inner ring hole 803 which are suitable for the outer ring air inlet channel 23 and the inner ring air inlet channel 24 to penetrate through, so that the installation is convenient, and the problem that the liquid containing disc 8 has a gap due to the outer ring air inlet channel 23 and the inner ring air inlet channel 24, so that the solution enters the bottom shell 1 of the stove through the gap and the cleaning is difficult is avoided.

The fastening member 15 or the fastening member 902 is a screw, a bolt or a rivet, and has the advantages of simple structure, convenient installation and low production cost.

In addition, the furnace end 4 is of an integrated structure, the furnace end 4 can be formed by integrated die casting or milling machine machining, and an outer ring injection pipe 11 and an inner ring injection pipe 12 are arranged in the furnace end 4.

The height of the secondary air inlet gap 22 is L, L is more than or equal to 8mm and less than or equal to 15mm, and the height range can provide the optimal air inlet amount, so that the combustion of the combustor is more sufficient and ideal.

It should be noted that the preferred embodiments of the present invention are described in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, and these embodiments are not provided as additional limitations to the present invention, and are provided for the purpose of making the understanding of the disclosure of the present invention more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a two domestic gas combustion wares of inner flame of modified formula of keeping a public place clean, includes stove drain pan (1) and stove panel (2), has seted up through-hole (3) on stove panel (2), is fixed with furnace end (4) on stove drain pan (1) of through-hole (3) below, and furnace end (4) extend through-hole (3) top and are connected with burning seat (5), install the outer loop on burning seat (5) and divide fire lid (6) and inner ring to divide fire lid (7), and the top of through-hole (3) is accepted flourishing liquid dish (8), its characterized in that:

the edge of the furnace end (4) is connected with a plurality of connecting support legs (13), the furnace end (4) is installed on a furnace bottom shell (1) through the connecting support legs (13), a plurality of connecting convex columns (14) provided with center holes (1401) extend upwards from the furnace end (4), liquid containing disc connecting holes (801) matched with the center holes (1401) in an installing mode are formed in the corresponding liquid containing discs (8), and the furnace end (4) penetrates through the liquid containing disc connecting holes (801) to be connected with the connecting convex columns (14) through fasteners (15) to enable the furnace end (4) to be installed and fixed and enable the liquid containing discs (8) to be tightly pressed on a furnace panel (2);

the outer ring fire distribution cover (6) and the inner ring fire distribution cover (7) are provided with a first inner peripheral wall (601) and a second inner peripheral wall (701), the first inner peripheral wall (601) and the second inner peripheral wall (701) are respectively provided with a plurality of outgoing fire holes (16) and internal fire outlet holes (17) along the circumferential direction, and the outgoing fire holes (16) and the internal fire outlet holes (17) are arranged in an inclined radial manner;

the liquid-filled fuel tank is characterized in that an outer ring air inlet groove (18) and an inner ring air inlet groove (19) are formed in the combustion seat (5), an outer ring fire dividing cover (6) and an inner ring fire dividing cover (7) are respectively covered on the outer ring air inlet groove (18) and the inner ring air inlet groove (19), a central air area (20) is arranged at the center of the combustion seat (5), an outer ring air area (21) is formed between the outer ring air inlet groove (18) and the inner ring air inlet groove (19), and a secondary air inlet gap (22) communicated with the central air area (20) and the outer ring air area (21) is formed between the bottom surface of the combustion seat (5) and the liquid containing disc (8).

2. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 1, is characterized in that: the burner (4) comprises an upper injection cover (9) and a lower injection cover (10), the upper injection cover (9) and the lower injection cover (10) are respectively provided with an outer ring injection groove (901) and an inner ring injection groove (1001), the two outer ring injection grooves (901) and the two inner ring injection grooves (1001) are correspondingly combined up and down to form an outer ring injection pipe (11) and an inner ring injection pipe (12), the upper injection cover (9) is connected with a plurality of connecting support legs (13), the upper injection cover (9) is installed on the bottom shell (1) of the stove through the connecting support legs (13), the upper injection cover (9) upwards extends to form a plurality of connecting convex columns (14) provided with central holes (1401), the corresponding liquid containing disc (8) is provided with liquid containing disc connecting holes (801) which are installed and matched with the central holes (1401), and the connecting convex columns (14) are connected with the liquid containing disc connecting holes (801) through fasteners (15), the furnace end (4) is fixed and the liquid containing disc (8) is pressed on the furnace panel (2).

3. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 2, is characterized in that: the top surface of the upper injection cover (9) extends upwards to form at least one outer ring air inlet channel (23) and an inner ring air inlet channel (24), the outer ring air inlet channel (23) and the inner ring air inlet channel (24) extend out of the upper portion of the through hole (3) and are detachably inserted into the bottom surface of the combustion seat (5), and the outer ring air inlet groove (18) and the inner ring air inlet groove (19) are communicated with the outer ring injection pipe (11) and the inner ring injection pipe (12) through the outer ring air inlet channel (23) and the inner ring air inlet channel (24).

4. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 2, is characterized in that: draw the profile edge of penetrating lid (10) down to extend and have a plurality of tight holes (1002), draw on and penetrate one side of lid (9) and correspond a plurality of tight holes (1002) and be provided with tight connecting piece (902), penetrate tight hole (1002) through tight connecting piece (902), draw on the messenger and penetrate lid (9) and draw down to penetrate lid (10) and closely install the outer loop that constitutes sealed and draw and penetrate pipe (11) and inner ring and draw and penetrate pipe (12).

5. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 1, is characterized in that: the bottom surface of the first inner peripheral wall (601) is provided with a plurality of outer inclined lugs (602) at intervals, an outer fire outlet (16) is formed between every two adjacent outer inclined lugs (602) and the wall of the outer ring air inlet groove (18), the bottom of each outer inclined lug (602) is provided with an outer inclined bottom surface (603), and the wall of the outer ring air inlet groove (18) is provided with an outer inclined top surface (181) matched with the outer inclined bottom surface (603).

6. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 1, is characterized in that: the bottom surface of the second inner peripheral wall (701) is provided with a plurality of inner inclined lugs (702) at intervals, an inner fire outlet hole (17) is formed between every two adjacent inner inclined lugs (702) and the wall of the inner ring air inlet groove (19), the bottom of each inner inclined lug (702) is provided with an inner inclined bottom surface (703), and the wall of the inner ring air inlet groove (19) is provided with an inner inclined top surface (191) matched with the inner inclined bottom surface (703).

7. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 2, is characterized in that: the profile edge of the lower ejection cover (10) extends to form an inner convex part (1003), and the bottom of the corresponding upper ejection cover (9) is provided with an inner concave step (903) matched with the inner convex part (1003).

8. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 1, is characterized in that: the liquid containing disc (8) is provided with an outer ring hole (802) and an inner ring hole (803) which are suitable for the outer ring air inlet channel (23) and the inner ring air inlet channel (24) to penetrate through.

9. An improved clean-keeping type double inner flame household gas burner as claimed in claim 1 or 4, characterized in that: the fastening member (15) or the fastening member (902) is a screw, a bolt or a rivet.

10. The improved clean-keeping type double-inner-flame household gas burner as claimed in claim 1, is characterized in that: the height of the secondary air inlet gap (22) is L, and L is more than or equal to 8mm and less than or equal to 15 mm.