Fire cover assembly, combustor and gas stove

Abstract

The utility model discloses a fire cover assembly, a combustor and a gas stove. The fire cover assembly comprises a top cover, a bottom cover and an injection pipe. A plurality of fire spraying holes are formed in the top cover; the bottom cover is arranged below the top cover, a combustion cavity is defined by the bottom cover and the top cover, and a mounting opening communicated with the combustion cavity is formed in the bottom cover. The upper end of the injection pipe is arranged at the mounting port, and the lower end is butted with the air inlet seat; the top cover, the bottom cover and the injection pipe are made of stainless steel materials; the burner cap assembly is made of the stainless steel material, the production cost can be greatly reduced, the surface of the stainless steel is very smooth, flame combustion is better, heat load can be increased, the highest temperature capable of being borne by the stainless steel can reach thousand DEG C or above, and higher combustion temperature and better safety are achieved.

Description

Technical Field

[0001] The utility model relates to the field of gas stoves, in particular to a fire cover component, a burner and a gas stove. Background Art

[0002] Gas stoves are a kind of kitchen equipment that is extremely widely used today, and are mostly used for heating, etc. A burner is provided on the gas stove for heating, and the burner usually includes components such as an air inlet seat and a fire cover. However, in the existing burners, the fire cover is cast by aluminum. For cost considerations, the fire cover is usually not surface treated after casting. Such an aluminum fire cover can not only withstand a maximum temperature of only a few hundred degrees, but also the uneven surface will affect the combustion of the flame and reduce the heat load. Moreover, the cost of the aluminum fire cover is also relatively high. Therefore, there is an urgent need for a fire cover assembly, a burner and a gas stove to solve the above problems. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a fire cover assembly, a burner and a gas stove.

[0004] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: a fire cover assembly, including a top cover, a bottom cover and an ejection tube;

[0005] A number of flame-spraying holes are provided on the top cover;

[0006] The bottom cover is installed below the top cover and encloses a combustion chamber with the top cover. The bottom cover is provided with a mounting port communicating with the combustion chamber.

[0007] The upper end of the ejector tube is installed at the installation port, and the lower end is connected to the air inlet seat;

[0008] The top cover, bottom cover and ejection tube are made of stainless steel.

[0009] As one of the preferred embodiments of the present utility model, the bottom cover is riveted to the top cover.

[0010] As one of the preferred embodiments of the utility model, the upper end of the ejector tube is riveted to the bottom cover.

[0011] As one of the preferred embodiments of the present utility model, a support assembly is provided on the top cover and / or the bottom cover.

[0012] As one of the preferred embodiments of the present utility model, the support assembly includes a plurality of support rods which are spaced apart on the top cover and / or the bottom cover and are integrally formed with the top cover and / or the bottom cover.

[0013] As one of the preferred embodiments of the utility model, the inner diameter of the ejector tube increases gradually from bottom to top.

[0014] A burner comprises an air intake seat and a fire cover assembly, wherein the fire cover assembly is arranged on the air intake seat.

[0015] As one of the preferred embodiments of the present utility model, a burner further includes an ignition needle arranged on the air intake seat.

[0016] As one of the preferred embodiments of the present utility model, a burner further includes a thermocouple arranged on the air inlet seat.

[0017] A gas stove comprises the burner.

[0018] The beneficial effects of the utility model include: a fire cover assembly, a burner and a gas stove, the fire cover assembly comprising a top cover, a bottom cover and an ejector tube; a plurality of flame spray holes are arranged on the top cover; the bottom cover is installed below the top cover and encloses a combustion chamber with the top cover, and a mounting port connected to the combustion chamber is arranged on the bottom cover; the upper end of the ejector tube is installed at the mounting port, and the lower end is connected to the air intake seat; the top cover, the bottom cover and the ejector tube are made of stainless steel material; using stainless steel material to make the fire cover assembly can not only greatly reduce the production cost, but also the surface of the stainless steel is very flat, so that the flame burns better, which is conducive to increasing the heat load, and the maximum temperature that the stainless steel can withstand can reach more than one thousand degrees, bringing higher combustion temperature and better safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0020] Figure 1 It is a structural schematic diagram of a burner;

[0021] Figure 2 An exploded view of a burner;

[0022] Figure 3 A cross-sectional view of a burner. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present utility model, "a plurality of" means more than two. Understandings such as "greater than", "less than", and "exceeding" do not include the number itself, while "above", "below", and "within" include the number itself. If there is a description of "first" and "second", it is only for the purpose of distinguishing technical features and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or the sequence relationship of the indicated technical features.

[0025] In the description of the present utility model, it should be understood that when it comes to orientation descriptions, such as the upper, lower, front, rear, left, right, etc. indicating the orientation or positional relationship, it is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation to the present utility model.

[0026] In the present utility model, unless otherwise clearly defined, terms such as "arranged", "installed", and "connected" should be understood in a broad sense. For example, they can be directly connected, or indirectly connected through an intermediate medium; they can be fixedly connected, or detachably connected, or integrally formed; they can be mechanically connected; they can be the communication inside two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0027] Referring to Figures 1 to 3 , a burner cap assembly includes a top cover 10, a bottom cover 20, and an injection pipe 30;

[0028] A plurality of flame holes 11 are provided on the top cover 10;

[0029] The bottom cover 20 is installed below the top cover 10 and encloses a combustion chamber 40 with the top cover 10. An installation port 21 communicating with the combustion chamber 40 is provided on the bottom cover 20;

[0030] The upper end of the injection pipe 30 is installed at the installation port 21, and the lower end is butted against the intake seat 50;

[0031] The top cover 10, the bottom cover 20, and the injection pipe 30 are made of stainless steel material.

[0032] In the present utility model, during assembly, first, the top cover 10, the bottom cover 20, and the ejector pipe 30 are each manufactured. A first flanging is reserved at the upper end of the ejector pipe 30, and a second flanging is reserved at the outer edge of the top cover 10, such that the first flanging can be turned outwards and wrap the bottom cover 20 when the ejector pipe 30 and the bottom cover 20 are riveted, thereby realizing the riveting of the two, and the second flanging can be turned inwards and wrap the bottom cover 20 when the top cover 10 and the bottom cover 20 are riveted, thereby realizing the riveting of the two; then the burner head assembly is placed on the air intake seat 50; during use, the air intake port of the air intake seat 50 is connected to a gas pipeline, the air outlet of the air intake seat 50 is docked with the ejector pipe 30, and the gas enters the combustion chamber 40 through the air intake seat 50 and the ejector pipe 30. After being mixed with the air entering through the flame holes 11, it is ignited under the action of the ignition pin 70; in a further embodiment, the top cover 10, the bottom cover 20, and the ejector pipe 30 are made of stainless steel with a thickness of 0.7 mm, and the top cover 10 and the bottom cover 20 enclose a combustion chamber 40, which can avoid the problem of flashback due to the relatively small thickness of the stainless steel material; the advantages of the present utility model are as follows: by using stainless steel material to manufacture the burner head assembly, not only can the production cost be greatly reduced, but also the surface of the stainless steel is very flat, enabling better flame combustion, which is beneficial to increasing the heat load, and the highest temperature that the stainless steel can withstand can reach more than a thousand degrees, bringing a higher combustion temperature and better safety.

[0033] In one embodiment, the bottom cover 20 is riveted to the top cover 10.

[0034] In one embodiment, the upper end of the ejector pipe 30 is riveted to the bottom cover 20.

[0035] In one embodiment, a support assembly 60 is provided on the top cover 10 and / or the bottom cover 20.

[0036] As a preferred embodiment of the support assembly 60, the support assembly 60 includes a plurality of support rods 61 that are spaced apart on the top cover 10 and / or the bottom cover 20 and are integrally formed with the top cover 10 and / or the bottom cover 20.

[0037] In one embodiment, the inner diameter of the ejector pipe 30 gradually increases from bottom to top; this setting can cause the pressure of the gas to be gradually reduced when passing through the ejector pipe 30, reducing the occurrence of deflagration or flame ejection.

[0038] A burner includes an air intake seat 50 and the above-mentioned burner head assembly, and the burner head assembly is arranged on the air intake seat 50.

[0039] In one embodiment, a burner further includes an ignition pin 70 arranged on the air intake seat 50.

[0040] In one embodiment, a burner further includes a thermocouple 80 arranged on the air intake seat 50.

[0041] A gas stove, including the burner described above.

[0042] Of course, the present utility model is not limited to the above embodiments, and those skilled in the art can make equivalent deformations or substitutions without departing from the spirit of the present utility model, and these equivalent deformations and substitutions are all included within the scope defined by the claims of this application.

Claims

1. A fire cover assembly, characterized in that: It comprises a top cover (10), a bottom cover (20) and an ejection tube (30); The top cover (10) is provided with a plurality of flame-spraying holes (11); The bottom cover (20) is installed below the top cover (10) and encloses a combustion chamber (40) with the top cover (10); the bottom cover (20) is provided with a mounting port (21) communicating with the combustion chamber (40); The upper end of the ejector tube (30) is mounted on the mounting opening (21), and the lower end is butted against the air inlet seat (50); The top cover (10), the bottom cover (20) and the ejector tube (30) are made of stainless steel.

2. A fire cover assembly according to claim 1, characterized in that: The bottom cover (20) is riveted to the top cover (10).

3. A fire cover assembly according to claim 1, characterized in that: The upper end of the ejector tube (30) is riveted to the bottom cover (20).

4. A fire cover assembly according to claim 1, characterized in that: A support assembly (60) is provided on the top cover (10) and / or the bottom cover (20).

5. A fire cover assembly according to claim 4, characterized in that: The support assembly (60) comprises a plurality of support rods (61) which are arranged at intervals on the top cover (10) and / or the bottom cover (20) and are integrally formed with the top cover (10) and / or the bottom cover (20).

6. A fire cover assembly according to claim 1, characterized in that: The inner diameter of the ejector tube (30) gradually increases from bottom to top.

7. A burner, characterized in that: It comprises an air intake seat (50) and a fire cover assembly according to any one of claims 1 to 6, wherein the fire cover assembly is arranged on the air intake seat (50).

8. A burner according to claim 7, characterized in that: It also includes an ignition needle (70) arranged on the air intake seat (50).

9. A burner according to claim 7, characterized in that: It also includes a thermocouple (80) arranged on the air inlet seat (50).

10. A gas stove, characterized in that: A burner comprising the burner described in any one of claims 7 to 9.

Images