CN220828854U

CN220828854U - Inner fire cover, outer ring fire cover and stove burner

Info

Publication number: CN220828854U
Application number: CN202322074204.7U
Authority: CN
Inventors: 李志明
Original assignee: Guangdong Meizhi Intelligent Kitchen Appliances Co ltd
Current assignee: Guangdong Meizhi Intelligent Kitchen Appliances Co ltd
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2024-04-23
Anticipated expiration: 2033-08-02

Abstract

The inner fire cover comprises a cover plate, a circular cylinder body and an outer connector arranged at the lower end of the circular cylinder body, wherein the circular cylinder body is provided with a radial air outlet and an annular combustion groove, and the radial air outlet is communicated with the annular combustion groove. The outer ring fire cover comprises a circular ring-shaped top plate, an inner ring-shaped wall plate and an outer ring-shaped wall plate, wherein the circular ring-shaped top plate, the inner ring-shaped wall plate and the outer ring-shaped wall plate form an outer ring gas cavity, an inner ring-shaped combustion groove is arranged on the inner ring-shaped wall plate, an outer ring-shaped combustion groove is arranged on the outer ring-shaped wall plate, and the inner ring-shaped combustion groove and the outer ring-shaped combustion groove are communicated with the outer ring gas cavity. The gas flow is large, the power is large, and the flames are circumferentially distributed and connected together, so that flying fires and flame shaking are effectively prevented.

Description

Inner fire cover, outer ring fire cover and stove burner

Technical Field

The utility model relates to a stove burner.

Background

At present, in the prior art, china patent 202121054759.X, a low heat transfer type burner comprises an outer ring fire cover seat, wherein an outer ring fire cover is arranged on the outer ring fire cover seat; a central fire cover seat is provided with a central fire cover; the injection pipe assembly is used for supplying air to the outer ring fire cover seat and the central fire cover seat; the outer ring fire cover seat and the center fire cover seat are assembled on a positioning plate provided with the injection pipe assembly through the connecting port assembly, so that the quick assembly of the burner is realized and the heat transfer is reduced; the central fire cover and the outer ring fire cover are respectively arranged at the central combustion hole and the outer ring combustion hole. The problems are: the flying fire is easy to generate, and the flame is rocked under the influence of external wind.

Disclosure of utility model

The purpose of the utility model is that: the inner fire cover has the characteristics of high power and capability of preventing flying fire and flame shaking.

The utility model is realized in the following way: an internal fire cover is characterized in that: the device comprises a cover plate, a round barrel body and an outer joint arranged at the lower end of the round barrel body, wherein the round barrel body is provided with a radial air outlet and an annular combustion groove, and the radial air outlet is communicated with the annular combustion groove.

The internal fire cover is characterized in that: the annular combustion groove is characterized by further comprising axial ribs, wherein the axial ribs are arranged on the inner surface of the circular cylinder body, and radial air outlet holes are formed in the radial inner side of the annular combustion groove between two adjacent axial ribs.

The internal fire cover is characterized in that: the annular combustion groove is arranged on the inner side of the annular combustion groove, and the gap between two adjacent radial ribs forms the radial air outlet hole.

The internal fire cover is characterized in that: the diameter of the cylindrical barrel part is smaller than that of the cover plate.

Another object of the utility model is: the outer ring fire cover has the characteristics of high power and capability of preventing flying fire and flame shaking.

The outer ring fire cover is characterized in that: comprises a circular ring-shaped top plate, an inner ring wall plate and an outer ring wall plate, wherein the circular ring-shaped top plate, the inner ring wall plate and the outer ring wall plate form an outer ring gas cavity,

The inner annular wall plate is provided with an inner annular combustion groove, the outer annular wall plate is provided with an outer annular combustion groove, and the inner annular combustion groove and the outer annular combustion groove are communicated with the outer annular gas cavity.

The outer ring fire cover is characterized in that: the gas burner further comprises a plurality of radial partition plates, an outer ring gas cavity between two adjacent radial partition plates forms a sub gas cavity, and the sub gas cavity is respectively communicated with the inner ring combustion groove and the outer ring combustion groove.

The outer ring fire cover is characterized in that: the radial outer side of the inner annular combustion groove is provided with a plurality of inner radial partition boards, and the inner annular combustion groove between two adjacent inner radial partition boards forms an inner annular air inlet hole;

The radial inner side of the outer annular combustion groove is provided with a plurality of outer radial partition boards, and the outer annular combustion groove between two adjacent outer radial partition boards forms an outer annular air inlet hole.

A stove burner is characterized in that: including an inner fire cover as described above and an outer fire cover as described above.

The inner fire cover and the outer fire cover have the advantages that the gas flow is high, the power is high, the flames are circumferentially distributed and connected together, and flying fires and flame shaking are effectively prevented.

Drawings

Fig. 1 is one of the perspective views of the inner fire cover of the present utility model.

FIG. 2 is a second perspective view of the inner fire cover of the present utility model.

Fig. 3 is a cross-sectional view of the inner fire cover of the present utility model.

Fig. 4 is a view a-a of fig. 3.

Fig. 5 is a cross-sectional view of another embodiment of the inner fire cover of the utility model.

Fig. 6 is a perspective view of the outer ring fire cover of the present utility model.

Fig. 7 is a cross-sectional view of the outer ring fire cover of the present utility model.

Fig. 8 is a view B-B of fig. 7.

Fig. 9 is a cross-sectional view of another embodiment of the outer ring fire cover of the utility model.

Fig. 10 is a top view of the burner of the present utility model.

Fig. 11 is a view C-C of fig. 10.

Fig. 12 is a D-D view of fig. 10.

Fig. 13 is an E-E view of fig. 10.

Fig. 14 is one of the exploded perspective views of the burner of the present utility model.

FIG. 15 is a second perspective exploded view of the burner of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

As shown in fig. 1, 2 and 3, an inner fire cover 1 comprises a cover plate 11, a circular cylinder 12 and an outer joint 13 arranged at the lower end of the circular cylinder 12, wherein a radial air outlet 131 and an annular combustion groove 132 are arranged on the circular cylinder 12, and the radial air outlet 131 is communicated with the annular combustion groove 132. With such a structure, the annular combustion grooves 132 are connected together by gas combustion, effectively preventing flying fires and preventing flame from shaking.

As shown in fig. 4, the axial ribs 14 are further included, four axial ribs are uniformly distributed along the circumferential direction, and more than five axial ribs can be also arranged; the axial ribs 14 are provided on the inner surface of the circular cylindrical body 12, and radial air outlet holes are formed on the radial inner side of the annular combustion groove 132 between two adjacent axial ribs 14.

As shown in fig. 5, this embodiment may also be implemented as follows: the radial ribs 15 are provided with radial inner sides of annular combustion grooves 132, and the annular combustion grooves 132 between two adjacent radial ribs 14 form the radial air outlet holes 131.

The diameter of the cylindrical body 12 is smaller than the diameter of the cover plate 11.

Example 2

As shown in fig. 6, 7 and 8, an outer ring fire cover 2 comprises a circular ring-shaped top plate 21, an inner ring wall plate 22 and an outer ring wall plate 23, wherein the circular ring-shaped top plate 21, the inner ring wall plate 22 and the outer ring wall plate 23 form an outer ring gas cavity 24,

The inner annular wall plate 22 is provided with an inner annular combustion groove 221, the outer annular wall plate 23 is provided with an outer annular combustion groove 231, and the inner annular combustion groove 221 and the outer annular combustion groove 231 are communicated with the outer annular gas cavity 24.

As shown in fig. 6 and 8, the device further comprises a plurality of radial partition plates 25, two ends of each radial partition plate 25 are respectively connected with the inner ring wall plate 22 and the outer ring wall plate 23, the outer ring gas cavities 24 between two adjacent radial partition plates 25 form sub gas cavities 251, and the sub gas cavities 251 are respectively communicated with the inner ring-shaped combustion grooves 221 and the outer ring-shaped combustion grooves 231.

As shown in fig. 9, the present embodiment may also be implemented as follows: a plurality of inner radial partition plates 222 are arranged on the radial outer side of the inner annular combustion groove 221, and the inner annular combustion groove 221 between two adjacent inner radial partition plates 222 forms an inner annular air inlet;

The radial inner side of the outer annular combustion groove 231 is provided with a plurality of outer radial partition plates 232, and the outer annular combustion groove 231 between two adjacent outer radial partition plates 232 forms an outer annular air inlet hole.

Example 3

As shown in fig. 10 and 11, the upper air inlet kitchen range burner comprises a burner head 3, a distributor base 4, an inner fire cover 1 and an outer fire cover 2,

The burner 3 comprises a seat plate 31, a nozzle seat 321 and an air inlet seat 322 which are arranged at the front end of the seat plate, a lower front support seat 33 with a front opening and an upper opening, a rear support seat 34, an ignition pinhole 351 and an induction pinhole 352, wherein the nozzle seat 321 and the air inlet seat 322 are arranged on a vertical straight line, and an air inlet interface 3221 is arranged on the air inlet seat 322; the rear wall plate of the front lower supporting seat 33 is provided with a front clamping groove 331 with an upper opening, the rear supporting seat 34 is provided with a middle rear clamping groove 341, a rear left clamping groove 342 and a rear right clamping groove 343, the rear left clamping groove 342 is provided with an upper opening and a left opening, and the rear right clamping groove 343 is provided with an upper opening and a right opening respectively;

The distributor seat 4 comprises an inner fire cover seat 41, an outer ring gas groove 42, a rear gas guide cavity 43, an injection pipe 44, two radial gas channels 45 arranged in the left-right direction, four axial secondary air channels 46, a front upper support seat 47 with a front opening and a lower opening, and a rear clamping tongue 48, wherein the gas inlet end of the injection pipe 44 intersects with the front upper support seat 47, and a front clamping tongue 441 is arranged on the front upper support seat 47; the rear clamping tongues 48 are arranged on two sides of the rear air guide cavity 43; the injection pipe 44, the rear air guide cavity 43 and the outer ring gas tank 42 are sequentially communicated, and the radial gas channel 45 is used for communicating the inner fire cover seat 41 with the outer ring gas tank 42; the fuel gas enters the injection pipe 44 through the nozzle of the nozzle seat 321, enters the outer ring fuel gas groove 42 through the rear air guide cavity 43, and flows in the clockwise direction and the anticlockwise direction in the outer ring fuel gas groove 42; at the same time, the fuel gas enters the inner fire cover seat 41 through the radial fuel gas channel 45;

The front lower support base 33 supports the front upper support base 47, the front clamping tongue 441 and the front clamping groove 331, the rear air guide cavity 43 is embedded with the middle rear clamping groove 341 on the rear support base 34, one rear clamping tongue 48 is embedded with the rear left clamping groove 342, and the other rear clamping tongue 48 is embedded with the rear right clamping groove 343. Ignition pinhole 351 and induction pinhole 352 are each opposite one axial secondary air passage; with such a structure, the distributor base 4 can be prevented from moving back and forth and left and right with respect to the burner 3; the air inlet end of the ejector tube 44 and the nozzle seat 321 are positioned in a front cavity with a front opening formed by the front lower supporting seat 33 and the front upper supporting seat 47, so that the air inlet end can prevent wind interference.

As a further improvement of the present embodiment: the seat plate 31 is provided with two support column bases 311, the distributor base 4 is provided with two support columns 49, and the support column bases 311 are in support fit with the support columns 49. The distributor base 4 is prevented from shaking left and right relative to the burner 3.

The inner fire cover of example 1 and the outer fire cover of example 2 are applied in a low heat transfer type burner of chinese patent 202121054759.X, replacing the center fire cover and the outer fire cover thereof.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An internal fire cover, characterized in that: the device comprises a cover plate, a round barrel body and an outer joint arranged at the lower end of the round barrel body, wherein the round barrel body is provided with a radial air outlet and an annular combustion groove, and the radial air outlet is communicated with the annular combustion groove.

2. An inner fire cover as claimed in claim 1 wherein: the annular combustion groove is characterized by further comprising axial ribs, wherein the axial ribs are arranged on the inner surface of the circular cylinder body, and radial air outlet holes are formed in the radial inner side of the annular combustion groove between two adjacent axial ribs.

3. An inner fire cover as claimed in claim 1 wherein: the radial ribs are provided with radial inner sides of the annular combustion grooves, and the annular combustion grooves between two adjacent radial ribs form the radial air outlet holes.

4. An inner fire cover as claimed in claim 1, 2 or 3 wherein: the diameter of the circular cylinder body is smaller than that of the cover plate.

5. An outer ring fire lid which characterized in that: comprises a circular ring-shaped top plate, an inner ring wall plate and an outer ring wall plate, wherein the circular ring-shaped top plate, the inner ring wall plate and the outer ring wall plate form an outer ring gas cavity,

6. An outer ring fire cover as defined in claim 5 wherein: the gas burner further comprises a plurality of radial partition plates, an outer ring gas cavity between two adjacent radial partition plates forms a sub gas cavity, and the sub gas cavity is respectively communicated with the inner ring combustion groove and the outer ring combustion groove.

7. An outer ring fire cover as defined in claim 5 wherein: the radial outer side of the inner annular combustion groove is provided with a plurality of inner radial partition boards, and the inner annular combustion groove between two adjacent inner radial partition boards forms an inner annular air inlet hole;

8. A stove burner, characterized in that: comprising an inner fire cover as claimed in any one of claims 1 to 4 and an outer fire cover as claimed in any one of claims 5 to 7.