Combustor of gas stove

Abstract

The utility model relates to a burner of a gas stove. The burner comprises a base, an upper cover, a central fire air inlet seat, an outer ring fire cover and a central fire cover, a Venturi lower half groove and an outer ring fire outlet lower half groove are formed in the base; the upper cover is provided with an outer ring fire air outlet hole, a center fire air outlet pipe, an outer ring fire air inlet, an upper air inlet communicated with outside air, a Venturi upper half groove, a center fire air mixing cavity, an outer ring fire air outlet upper half groove and a center fire air outlet hole. The upper cover is installed on the base, the Venturi upper half groove and the Venturi lower half groove are matched to form a Venturi tube, the outer ring fire air outlet upper half groove and the outer ring fire air outlet lower half groove are matched to form an outer ring fire air outlet tube, a center fire air inlet groove is formed in the center fire air inlet seat, an inlet of the center air inlet groove is communicated with the outside, and an outlet of the center air inlet groove is communicated with the outside. And an outlet of the central air inlet groove is communicated with the central fire gas mixing cavity. The burner has the advantages that gas and air are fully mixed, a certain distance exists between the central fire air inlet groove and the Venturi tube, mutual interference is avoided, the burning efficiency is high, and the structure is compact.

Description

Technical Field

[0001] The utility model relates to a burner of a gas stove. Background Art

[0002] Currently, the burner of a gas stove consists of a gas burner head and a base, which is equipped with an outer ring flame outlet pipe, a Venturi pipe, and a center flame outlet pipe. During use, the gas flows through the Venturi pipe, the outer ring flame outlet pipe, and the center flame outlet pipe and begins to burn. During the combustion process, the gas does not mix well with the air, resulting in low combustion efficiency. Summary of the Invention

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a burner for a gas stove, in which gas and air are fully mixed, a certain distance exists between the central fire air inlet slot and the venturi tube, and they do not interfere with each other, the combustion efficiency is high, and the structure is compact.

[0004] In order to achieve the above purpose, the technical solution of the first technical solution of the utility model is as follows

[0005] The invention relates to a burner for a gas stove, which is characterized by comprising:

[0006] Base; a Venturi lower half tank and an outer ring fire outlet lower half tank are provided on the base;

[0007] Upper cover; the upper cover is provided with an outer ring fire outlet hole, a center fire outlet pipe, an outer ring fire air inlet, an upper air inlet connected to the outside air, a Venturi upper half tank, a center fire mixing chamber, an outer ring fire outlet upper half tank and a center fire outlet hole; the upper cover is installed on the base, the Venturi upper half tank and the Venturi lower half tank cooperate to form a Venturi tube, the outer ring fire outlet upper half tank and the outer ring fire outlet lower half tank cooperate to form an outer ring fire outlet pipe, the air outlet of the Venturi tube is connected to the air inlet of the outer ring fire outlet pipe, the outer ring fire inlet is connected to the air inlet of the Venturi tube after passing through the upper air inlet, the air outlet of the outer ring fire outlet pipe is connected to the outer ring fire outlet hole, the center fire outlet hole is located in the center fire mixing chamber and is connected to the center fire mixing chamber, and the center fire outlet pipe is connected to the center fire outlet hole;

[0008] Center fire air inlet seat; the center fire air inlet seat is installed on the upper cover, and a center fire air inlet slot is provided on the center fire air inlet seat, the inlet of the center fire air inlet slot is connected to the outside, the outlet of the center fire air inlet slot is connected to the center fire mixing chamber, and the center fire air inlet slot is located above the venturi tube;

[0009] Outer ring fire cover; the outer ring fire cover is covered on the upper cover and is located above the outer ring fire outlet; and

[0010] Center fire cover; the center fire cover is covered on the upper cover and is located above the air outlet of the center fire mixing chamber.

[0011] In the present technical solution, a mounting recess is provided on the upper cover, and the central fire air inlet seat is mounted on the mounting recess.

[0012] In this technical solution, the outer ring fire air inlet has two air outlets.

[0013] In this technical solution, there are two center fire air inlet slots, and the distance between the inlets of the two center fire air inlet slots is greater than the distance between the outlets of the center fire air inlet slots, thereby forming a "V" shape.

[0014] In this technical solution, the left and right inner side walls of the Venturi tube are inclined outwards.

[0015] In this technical solution, a central fire cover plate is provided on the central fire cover, and an outer ring fire ring is provided on the outer ring fire cover.

[0016] In this technical solution, a diversion block is provided at the outer ring fire outlet pipe and the venturi tube outlet.

[0017] In this technical solution, the diverter block is triangular in shape.

[0018] In this technical solution, the diverter block includes an upper diverter block and a lower diverter block; the upper diverter block is located on the upper cover, and the lower diverter block is located on the base, and the lower end of the upper diverter block abuts against the upper end of the lower diverter block to form a diverter block.

[0019] Compared with the prior art, the utility model has the following advantages: the gas and air are fully mixed, there is a certain distance between the central fire air inlet slot and the venturi tube, so they do not interfere with each other, the combustion efficiency is high, and the structure is compact. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural diagram of the utility model;

[0021] Figure 2 It is an exploded view of the utility model;

[0022] Figure 3 It is a top view of the utility model;

[0023] Figure 4 yes Figure 3 AA section view;

[0024] Figure 5 yes Figure 3 BB cross-sectional view;

[0025] Figure 6 It is a side view of the utility model;

[0026] Figure 7 yes Figure 6 CC cross-sectional view;

[0027] Figure 8 It is a structural schematic diagram of the upper cover of the utility model when viewed from above. DETAILED DESCRIPTION

[0028] The following further describes specific embodiments of the present invention in conjunction with the accompanying drawings. It should be noted that the descriptions of these embodiments are intended to facilitate understanding of the present invention and do not constitute limitations on the present invention. Furthermore, the technical features involved in the various embodiments of the present invention described below may be combined with one another as long as they do not conflict with one another.

[0029] like Figures 1 to 8 As shown, it is a burner of a gas stove, comprising:

[0030] Base 4; a Venturi lower half tank 41 and an outer ring fire outlet lower half tank 42 are provided on the base 4;

[0031] Upper cover 3; The upper cover 3 is provided with an outer ring fire outlet hole 31, a center fire outlet pipe 32, an outer ring fire air inlet 33, an upper air inlet 34 connected to the outside air, a Venturi upper half tank 35, a center fire mixing chamber 37, an outer ring fire outlet upper half tank 38 and a center fire outlet hole 39; The upper cover 3 is installed on the base 4, the Venturi upper half tank 35 and the Venturi lower half tank 41 cooperate to form a Venturi tube, the outer ring fire outlet upper half tank 38 and the outer ring fire outlet The lower half groove 42 cooperates to form an outer ring fire outlet pipe, the outlet of the venturi tube is connected to the inlet of the outer ring fire outlet pipe, the outer ring fire inlet 33 is connected to the inlet of the venturi tube after passing through the upper air inlet 34, the outlet of the outer ring fire outlet pipe is connected to the outer ring fire outlet hole 31, the center fire outlet hole 39 is located in the center fire mixing chamber 37 and is connected to the center fire mixing chamber 37, and the center fire outlet pipe 32 is connected to the center fire outlet hole 39;

[0032] Center fire air inlet seat 2; the center fire air inlet seat 2 is mounted on the upper cover 3, and a center fire air inlet slot 21 is provided on the center fire air inlet seat 2. The inlet of the center fire air inlet slot 21 is connected to the outside, and the outlet of the center fire air inlet slot 21 is connected to the center fire mixing chamber 37. The center fire air inlet slot 21 is located above the venturi tube;

[0033] Outer ring fire cover 5; the outer ring fire cover 5 is covered on the upper cover 3 and is located above the outer ring fire outlet 31; and

[0034] Center fire cover 7; the center fire cover 7 is covered on the upper cover 3 and is located above the air outlet of the center fire mixing chamber 37.

[0035] During operation, the outside air is mixed with the gas from the outer ring fire inlet 33 through the upper air inlet 34 and then enters the venturi tube. The air enters the outer ring fire outlet pipe through the venturi tube and is fully mixed with the gas at the outer ring fire outlet pipe. The gas also passes through the center fire outlet pipe 32 and the center fire outlet hole 39 and then enters the center fire mixing chamber 37 to be fully mixed with the air, resulting in high combustion efficiency.

[0036] In this embodiment, a mounting recess 36 is provided on the upper cover 3 , and the central fire air inlet seat 2 is mounted on the mounting recess 36 .

[0037] In this embodiment, the outer ring fire air inlet 33 has two air outlets.

[0038] In this embodiment, there are two center fire air inlet slots 21 , and the distance between the inlets of the two center fire air inlet slots 21 is greater than the distance between the outlets of the center fire air inlet slots 21 , thereby forming a “V” shape.

[0039] In this embodiment, the left and right inner side walls of the venturi tube are inclined outwards, which increases the ventilation area of ​​the venturi tube and improves combustion efficiency when in use.

[0040] In this embodiment, a central fire cover plate 8 is covered on the central fire cover 7 , and an outer fire ring 6 is covered on the outer fire cover 5 .

[0041] In this embodiment, a diversion block is provided at the outer ring fire outlet pipe and the venturi tube outlet.

[0042] In this embodiment, the diverter block is triangular in shape.

[0043] In this embodiment, the diverter block includes an upper diverter block 30 and a lower diverter block 43; the upper diverter block 30 is located on the upper cover 3, and the lower diverter block 43 is located on the base 4, and the lower end of the upper diverter block 30 abuts against the upper end of the lower diverter block 43 to form a diverter block.

[0044] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions, and variations to these embodiments without departing from the principles and purpose of the present invention are still within the scope of protection of the present invention.

Claims

1. A burner for a gas stove, characterized in that include: A base (4); a Venturi lower half groove (41) and an outer ring fire outlet lower half groove (42) are provided on the base (4); The upper cover (3) is provided with an outer ring fire outlet hole (31), a center fire outlet pipe (32), an outer ring fire air inlet (33), an upper air inlet (34) communicating with the outside air, a Venturi upper half groove (35), a center fire mixing chamber (37), an outer ring fire outlet upper half groove (38) and a center fire outlet hole (39); the upper cover (3) is mounted on the base (4), the Venturi upper half groove (35) cooperates with the Venturi lower half groove (41) to form a Venturi tube, the outer ring fire outlet upper half groove (38) ) cooperates with the lower half groove (42) of the outer ring fire outlet to form an outer ring fire outlet pipe, the outlet of the Venturi tube is connected to the air inlet of the outer ring fire outlet pipe, the outer ring fire air inlet (33) passes through the upper air inlet (34) and is connected to the air inlet of the Venturi tube, the outlet of the outer ring fire outlet pipe is connected to the outer ring fire outlet hole (31), the center fire outlet hole (39) is located in the center fire mixing chamber (37) and is connected to the center fire mixing chamber (37), and the center fire outlet pipe (32) is connected to the center fire outlet hole (39); A center fire air inlet seat (2); the center fire air inlet seat (2) is mounted on the upper cover (3); a center fire air inlet slot (21) is provided on the center fire air inlet seat (2); an inlet of the center fire air inlet slot (21) is communicated with the outside, an outlet of the center fire air inlet slot (21) is communicated with the center fire mixing chamber (37), and the center fire air inlet slot (21) is located above the venturi tube; Outer ring fire cover (5); the outer ring fire cover (5) is covered on the upper cover (3) and is located above the outer ring fire outlet (31); as well as Center fire cover (7); the center fire cover (7) is covered on the upper cover (3) and is located above the air outlet of the center fire mixing chamber (37).

2. The burner of the gas stove according to claim 1, characterized in that A mounting recess (36) is provided on the upper cover (3), and the central fire air inlet seat (2) is mounted on the mounting recess (36).

3. The burner of the gas stove according to claim 1, characterized in that The outer ring fire air inlet (33) has two air outlets.

4. The burner of the gas stove according to claim 2, characterized in that There are two center fire air inlet slots (21), and the distance between the inlets of the two center fire air inlet slots (21) is greater than the distance between the outlets of the center fire air inlet slots (21), thereby forming a "V" shape.

5. The burner of the gas stove according to claim 1, characterized in that The left and right inner side walls of the venturi tube are inclined outwards.

6. The burner of the gas stove according to claim 1, characterized in that The central fire cover (7) is covered with a central fire cover plate (8), and the outer ring fire ring (6) is covered on the outer ring fire cover (5).

7. The burner of the gas stove according to claim 1, characterized in that A lower diversion block is provided at the outer ring fire outlet pipe and the venturi tube outlet.

8. The burner of the gas stove according to claim 7, characterized in that The diversion block is triangular in shape.

9. The burner of the gas stove according to claim 7, characterized in that The diverter block comprises an upper diverter block (30) and a lower diverter block (43); the upper diverter block (30) is located on the upper cover (3), and the lower diverter block (43) is located on the base (4); the lower end of the upper diverter block (30) abuts against the upper end of the lower diverter block (43) to form the diverter block.

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