CN210135585U

CN210135585U - A kind of burner

Info

Publication number: CN210135585U
Application number: CN201920803221.0U
Authority: CN
Inventors: 陈毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-03-10
Anticipated expiration: 2029-05-30

Abstract

The utility model provides a combustor, including upper cover and base, the upper cover lid fits on the base, the upper cover includes upper cover body and cyclic annular boss, upper cover body and cyclic annular boss integrated into one piece, the inboard side lower part that is vertical form of cyclic annular boss is upper cover flanging, the outside limit that is the upper cover body of vertical form is upper cover flanging, the inboard side of base also is vertical form, the inboard side that is the base of vertical form is base flanging, the outside limit of base also is vertical form, the outside limit that is the base of vertical form is base flanging, upper cover flanging's bottom terminal surface is less than base flanging's bottom terminal surface, upper cover flanging's bottom flanging riveting is in base flanging's bottom. The utility model discloses, the turn-ups riveting makes upper cover and base firm in connection, can realize permanent fixed cooperation, long service life.

Description

A kind of burner

Technical Field

The utility model relates to a combustor.

Background

In the gas cooking utensils and integrated kitchen trade at present, the combustor is mostly made of copper alloy, because there are durability and corrosion resistance problems, the thickness of the manufacture board of current combustor is generally more than 2mm, should not adopt cold stamping process when reaching this thickness combustor shaping, its shaping generally adopts forging and pressing, heat the copper product to certain temperature earlier, reuse press to take shape it again, when its processing goes out holes such as fire hole, need adopt the type of milling, saw, boring, process one by one, the manufacturing procedure is various, efficiency is not high. Meanwhile, the processing of the energy-saving composite material also needs heating treatment, so that the energy consumption is increased, and the energy-saving composite material is thick in thickness and large in material consumption and is not suitable for long-term energy-saving requirements.

At present, some burners are made of stainless steel plates with the thickness of less than 1.5mm, but the manufactured stainless steel plates of the burners are thin, so that the joints of all parts of the burners are not firm, the service life is short, the working reliability is low, and the good development of products is not facilitated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the above-mentioned defect that prior art exists, provide a long service life's combustor.

The utility model provides a technical scheme that its technical problem adopted is:

a burner comprises an upper cover and a base, wherein the upper cover covers the base, a cavity enclosed by the upper cover and the base is a fire distribution cavity, the upper cover comprises an upper cover body and an annular boss, the upper cover body and the annular boss are integrally formed, fire holes are uniformly distributed on the upper cover body or the annular boss, the inner edge of the upper cover body is seamlessly connected with the outer edge of the annular boss, through holes are formed in the center of the annular boss and the center of the base, the upper surface of the annular boss is higher than the upper surface of the upper cover body, the upper part of the inner side edge of the annular boss is inclined, the lower part of the inner side edge of the annular boss is vertical, the lower part of the inner side edge of the annular boss is an upper cover inner flanging, the outer side edge of the upper cover body is vertical, the outer side edge of the vertical upper cover body is an upper cover outer flanging, air inlet penetrating through the base is arranged on the base, and an even distribution plate arranged in the fire distribution cavity is arranged above an air inlet connector, the equal fire holes penetrating through the equal fire holes are uniformly distributed on the equal division plate, the inner side edge of the base is also vertical, the inner side edge of the base which is vertical is a base inner flanging, the outer side edge of the base which is vertical is also vertical, the outer side edge of the base which is vertical is a base outer flanging, the inner side edge of the base which is upper cover inner flanging is arranged on the base inner flanging, the base inner flanging is clung to the upper cover inner flanging, the bottom end surface of the upper cover inner flanging is lower than the bottom end surface of the base inner flanging, the bottom end flanging of the upper cover inner flanging is riveted to the bottom end of the base inner flanging to realize the fixed connection of the upper cover inner flanging and the base inner flanging, the upper cover outer flanging is arranged on the base outer flanging, the upper cover outer flanging is clung to the base outer flanging, the bottom end surface of the upper cover outer flanging is lower than the bottom end surface of the base outer flanging, and the bottom end flanging of the upper cover outer. The flanging riveting is the existing mature riveting technology.

Further, the upper cover and the base can be made of metal plates with the thickness of less than 1.5mm, and stainless steel plates are preferred. The stainless steel plate with the thickness less than 1.5mm can be manufactured by a cold stamping process, the cold stamping process is the existing mature process, the process is suitable for mass production, compared with the traditional founding casting process, the manufacturing process is simple, the consistency is good, the energy utilization and the material consumption are effectively reduced, and the energy conservation and the environmental protection of the manufacturing process are realized.

Furthermore, the height of the upper cover inner flanging is more than 1.1 times of the height of the base inner flanging, and the height of the upper cover outer flanging is more than 1.1 times of the height of the base outer flanging, so that the upper cover and the base are favorably riveted.

Furthermore, the base is of an integrally formed structure and comprises a base body, the air inlet connector is arranged on the base body, an upward folded edge is arranged on the inner edge of the base body, the upward folded edge of the inner edge of the base body is seamlessly connected with the top end of the inner folded edge of the base, and the inner folded edge of the base vertically extends from the top end of the inner folded edge of the base to the bottom end of the inner folded edge of the base; the outward flange of base body also is equipped with the hem that makes progress, the hem that makes progress of base body outward flange and base flanging's top seamless connection, and the base flanging is followed the base flanging's top and is vertically extended to base flanging's bottom.

Furthermore, the height of the base outward flanging and the height of the base inward flanging are both more than or equal to 1 mm.

Furthermore, the two sides of the equal-dividing plate are provided with support legs, positioning holes are formed in the support legs, positioning protrusions matched with the positioning holes in the support legs are formed in the base, the positioning protrusions are arranged in the positioning holes to achieve positioning of the equal-dividing plate, and the equal-dividing plate is fixedly connected with the base through welding or riveting.

Furthermore, the fire outlet hole can be arranged on the upper cover body and positioned between the inner edge of the upper cover body and the outer side edge of the upper cover body, also can be arranged on the upper surface of the annular boss, also can be arranged on the outer side edge of the annular boss, and also can be arranged on the upper part of the inner side edge of the annular boss which is in an inclined shape.

During the use, the air inlet connector on the base is connected with current ripe ejector, and the mixed gas stream of gas and air that draws from the ejector gets into from the air inlet connector on the base and divides the fire intracavity, is divided equally the board and equally and is divided the back and spout from going out the fire hole, and the air of cyclic annular boss periphery and base periphery can realize combustion-supporting.

The utility model discloses a combustor compact structure, turn-ups bottom turn-ups riveting in base inside flanging's bottom in the upper cover, and turn-ups bottom turn-ups riveting in base outside flanging's bottom in the upper cover, turn-ups riveting make upper cover and base firm in connection, can realize permanent fixed cooperation, and the upper cover is difficult for separating with the base, firm in connection, long service life, the operational reliability is high, can carry out batch production. The bottom flanging of the upper cover inner flanging is riveted to the bottom of the base inner flanging, the bottom flanging of the upper cover outer flanging is riveted to the bottom of the base outer flanging, the upper cover inner flanging is tightly attached to the base inner flanging, the upper cover outer flanging is tightly attached to the base outer flanging, the sealing performance between the upper cover inner flanging and the base inner flanging is good, and the sealing performance between the upper cover outer flanging and the base outer flanging is good. In addition, when the upper cover and the base are made of stainless steel plates with the thickness of less than 1.5mm, the corrosion resistance and the temperature resistance are good, the stainless steel plate is suitable for heavy oil and heavy corrosive environments of kitchens, and is not easy to deform. The burner of the utility model is suitable for gas cooker products such as gas cookers and integrated cookers, and is particularly suitable for cooking Chinese food.

Drawings

Fig. 1 is a sectional view of the burner of the present invention after the upper cover and the seat are assembled.

Fig. 2 is an enlarged schematic view of the burner shown in fig. 1 at C.

Fig. 3 is an enlarged schematic view of the burner of fig. 1 at D.

Fig. 4 is an exploded view of the upper cover, the averaging plate and the base of the burner shown in fig. 1.

Fig. 5 is a plan view of an upper cover of the burner shown in fig. 1.

Fig. 6 is an AA sectional view of the upper cap of the burner shown in fig. 5.

Fig. 7 is a top view of the base of the burner of fig. 1.

Fig. 8 is a BB cross-sectional view of the base of the burner of fig. 7.

In the figure: 1-upper cover; 1-upper cover body; 1-2-annular boss; 2-a base; 2-1-base body; 2-upward folding of the inner edge of the base body; 2-3, folding the outer edge of the base body upwards; 3-fire dividing cavity; 4-central through hole of the annular boss; 5-central through hole of base; 6-fire hole; 7-inner flanging of the upper cover; 8, flanging the upper cover; 9-air inlet connecting port; 10-equipartition plate; 10-1-the legs of the equipartition plate; 11-uniform fire hole; 12-inward flanging of the base; 13-base flanging; a1, A2, A3-other possible locations for the fire holes.

Detailed Description

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

Referring to fig. 1-8, the burner of this embodiment includes an upper cover 1 and a base 2, the upper cover 1 covers the base 2, a cavity enclosed by the upper cover 1 and the base 2 is a fire distribution cavity 3, the upper cover 1 includes an upper cover body 1-1 and an annular boss 1-2, the upper cover body 1-1 and the annular boss 1-2 are integrally formed, fire outlets are uniformly distributed on the upper cover body 1-1 or the annular boss 1-2, an inner edge of the upper cover body 1-1 is seamlessly connected with an outer edge of the annular boss 1-2, a through hole 4 is arranged in the center of the annular boss 1-2, a through hole 5 is also arranged in the center of the base 2, the diameter of the central through hole 4 of the annular boss 1-2 is matched with the diameter of the central through hole of the base 2, and the upper surface of the annular boss 1-2 is higher than the upper surface of the upper cover body 1-1, the upper part of the inner side edge of the annular boss 1-2 is inclined, the lower part of the inner side edge of the annular boss 1-2 is vertical, the lower part of the inner side edge of the annular boss 1-2 which is vertical is an upper cover inner flanging 7, the outer side edge of the upper cover body 1-1 is vertical, the outer side edge of the upper cover body 1-1 which is vertical is an upper cover outer flanging 8, the base 2 is provided with an air inlet connector 9 which penetrates through the base 2, an equalizing plate 10 which is arranged in the fire dividing cavity 3 is arranged above the air inlet connector 9, fire equalizing holes 11 which penetrate through the equalizing plate 10 are uniformly distributed on the equalizing plate 10, the inner side edge of the base 2 which is vertical is also vertical, the inner side edge of the base 2 which is vertical is a base inner flanging 12, the outer side edge of the base 2 is vertical, the outer side edge of the base 2 which is vertical is a base outer flanging 13, the upper cover inner flanging 7 is arranged at the inner side of the base inner flanging 12, the upper cover inner flanging 7 is tightly attached to the base inner flanging 12, the bottom end face of the upper cover inner flanging 7 is lower than the bottom end face of the base inner flanging 12, the bottom end flanging of the upper cover inner flanging 7 is riveted to the bottom end of the base inner flanging 12 to realize the firm connection of the upper cover inner flanging 7 and the base inner flanging 12, the upper cover outer flanging 8 is arranged on the outer side of the base outer flanging 13, the upper cover outer flanging 8 is tightly attached to the base outer flanging 13, the bottom end face of the upper cover outer flanging 8 is lower than the bottom end face of the base outer flanging 13, and the bottom end flanging of the upper cover outer flanging 8 is riveted to the bottom end of the base outer flanging 13 to realize the firm connection of the upper cover outer flanging 8 and the. The flanging riveting is the existing mature riveting technology.

The upper cover 1 and the base 2 can be made of metal plates with the thickness smaller than 1.5mm, and in the embodiment, stainless steel plates are selected. The upper cover 1 and the base 2 are both made of stainless steel plates with the thickness less than 1.5mm through a cold stamping process, the cold stamping process is an existing mature process, the process is suitable for mass production, compared with the traditional founding casting process, the manufacturing process is simple, the consistency is good, the energy utilization and the material consumption are effectively reduced, and the energy conservation and the environmental protection of the manufacturing process are realized.

The height of the upper cover inner flanging 7 is more than 1.1 times of the height of the base inner flanging 12, and in the embodiment, the height of the upper cover inner flanging 7 is 1.2 times of the height of the base inner flanging 12. The height of the upper cover flanging 8 is more than 1.1 times of the height of the base flanging 13, and in the embodiment, the height of the upper cover flanging 8 is 1.2 times of the height of the base flanging 13, so that the upper cover 1 and the base 2 can be better riveted.

The base 2 is of an integrally formed structure and comprises a base body 2-1, the air inlet connector 9 is arranged on the base body 2-1, the inner edge of the base body 2-1 is provided with an upward folded edge 2-2, the upward folded edge 2-2 of the inner edge of the base body 2-1 is in seamless connection with the top end of a base inward folded edge 12, and the base inward folded edge 12 extends vertically from the top end of the base inward folded edge 12 to the bottom end of the base inward folded edge 12; the outer edge of the base body 2-1 is provided with an upward folded edge 2-3, the upward folded edge 2-3 of the outer edge of the base body 2-1 is connected with the top end of a base flanging 13 in a seamless mode, and the base flanging 13 extends vertically from the top end of the base flanging 13 to the bottom end of the base flanging 13.

The height of the base outward flanging 13 and the height of the base inward flanging 12 are both larger than or equal to 1 mm.

The two sides of the uniform dividing plate 10 are provided with support legs 10-1, the support legs 10-1 are provided with positioning holes (not shown in the figure), the base 2 is provided with positioning protrusions (not shown in the figure) matched with the positioning holes on the support legs 10-1, the positioning of the position of the uniform dividing plate 10 is realized by placing the positioning protrusions in the positioning holes, and the uniform dividing plate 10 is fixedly connected with the base 2 through welding or riveting. Welding or riveting are well established techniques.

The fire hole 6 may be formed in the upper lid body 1-1 between the inner edge of the upper lid body 1-1 and the outer edge of the upper lid body 1-1 (as indicated by a symbol a1 in fig. 4), may be formed in the upper surface of the annular protrusion 1-2 (as indicated by a symbol a2 in fig. 4), may be formed in the outer edge of the annular protrusion 1-2 (as indicated by a symbol A3 in fig. 4), or may be formed in the upper portion of the inner edge of the annular protrusion 1-2, which is inclined. In this embodiment, as shown in fig. 4, the fire hole 6 is formed in the upper portion of the inner side edge of the annular boss 1-2 in an inclined shape.

When the burner is used, the air inlet connector 9 on the base 2 is connected with the existing mature ejector (not shown in the figure), mixed air flow of fuel gas and air ejected from the ejector enters the fire distribution cavity 3 from the air inlet connector 9 on the base 2, is uniformly distributed by the uniform distribution plate 10 and then is ejected from the fire outlet 6, and the air on the peripheries of the annular bosses 1-2 and the base 2 can realize combustion supporting.

The utility model discloses a combustor compact structure, the bottom turn-ups riveting of upper cover inside flanging 7 in the bottom of base inside flanging 12, the bottom turn-ups riveting of upper cover flanging 8 in the bottom of base outside flanging 13, the turn-ups riveting makes upper cover 1 and base 2 firm in connection, can realize permanent fixed cooperation, upper cover 1 and base 2 difficult separation, firm in connection, long service life, the operational reliability is high, can carry out batch production. The bottom end flanging of the upper cover inner flanging 7 is riveted at the bottom end of the base inner flanging 12, the bottom end flanging of the upper cover outer flanging 8 is riveted at the bottom end of the base outer flanging 13, the upper cover inner flanging 7 is tightly attached to the base inner flanging 12, the upper cover outer flanging 8 is tightly attached to the base outer flanging 13, the sealing performance between the upper cover inner flanging 7 and the base inner flanging 12 is good, and the sealing performance between the upper cover outer flanging 8 and the base outer flanging 13 is good. In addition, when the upper cover 1 and the base 2 are both made of stainless steel plates with the thickness less than 1.5mm, the corrosion resistance and the temperature resistance are good, the stainless steel plate is suitable for heavy oil and heavy corrosive environments of kitchens, and is not easy to deform.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A burner comprises an upper cover and a base, wherein the upper cover covers the base, a cavity enclosed by the upper cover and the base is a fire distribution cavity, and the burner is characterized in that the upper cover comprises an upper cover body and an annular boss, the upper cover body and the annular boss are integrally formed, fire holes are uniformly distributed on the upper cover body or the annular boss, the inner edge of the upper cover body and the outer edge of the annular boss are in seamless connection, through holes are respectively formed in the center of the annular boss and the center of the base, the upper surface of the annular boss is higher than the upper surface of the upper cover body, the upper part of the inner side edge of the annular boss is inclined, the lower part of the inner side edge of the annular boss is vertical, the lower part of the inner side edge of the annular boss is an upper cover inward flanging, the outer side edge of the upper cover body is vertical, the outer side edge of the upper cover body which is vertical is an upper cover outward flanging, the base is provided with an air inlet connector penetrating through the base, and an even distribution plate arranged above the air inlet connector, the equal fire holes penetrating through the equal fire holes are uniformly distributed on the equal division plate, the inner side edge of the base is also vertical, the inner side edge of the base which is vertical is a base inner flanging, the outer side edge of the base which is vertical is also vertical, the outer side edge of the base which is vertical is a base outer flanging, the inner side edge of the base which is upper cover inner flanging is arranged on the base inner flanging, the base inner flanging is clung to the upper cover inner flanging, the bottom end surface of the upper cover inner flanging is lower than the bottom end surface of the base inner flanging, the bottom end flanging of the upper cover inner flanging is riveted to the bottom end of the base inner flanging to realize the fixed connection of the upper cover inner flanging and the base inner flanging, the upper cover outer flanging is arranged on the base outer flanging, the upper cover outer flanging is clung to the base outer flanging, the bottom end surface of the upper cover outer flanging is lower than the bottom end surface of the base outer flanging, and the bottom end flanging of the upper cover outer.

2. The burner of claim 1, wherein the upper cover and the base are each made of sheet metal having a thickness of less than 1.5 mm.

3. The burner of claim 1 or 2, wherein the height of the upper cover inner flange is more than 1.1 times the height of the base inner flange, and the height of the upper cover outer flange is more than 1.1 times the height of the base outer flange.

4. The burner according to claim 1 or 2, wherein the base is of an integrally formed structure, the base comprises a base body, the air inlet connector is arranged on the base body, the inner edge of the base body is provided with an upward folded edge, the upward folded edge of the inner edge of the base body is seamlessly connected with the top end of the inner folded edge of the base, and the inner folded edge of the base extends vertically from the top end of the inner folded edge of the base to the bottom end of the inner folded edge of the base; the outward flange of base body also is equipped with the hem that makes progress, the hem that makes progress of base body outward flange and base flanging's top seamless connection, and the base flanging is followed the base flanging's top and is vertically extended to base flanging's bottom.

5. The burner of claim 1 or 2, wherein the height of the base flange and the height of the base flange are both greater than or equal to 1 mm.

6. The burner as claimed in claim 1 or 2, wherein the two sides of the dividing plate are provided with support legs, the support legs are provided with positioning holes, the base is provided with positioning protrusions matched with the positioning holes on the support legs, the positioning of the position of the dividing plate is realized by placing the positioning protrusions in the positioning holes, and the dividing plate is fixedly connected with the base by welding or riveting.