CN220229595U

CN220229595U - Combustion chamber frame and gas heating water heater thereof

Info

Publication number: CN220229595U
Application number: CN202321423282.7U
Authority: CN
Inventors: 陈永钊
Original assignee: Guangzhou Devotion Home Environment Technology Co ltd
Current assignee: Guangzhou Devotion Home Environment Technology Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-12-22
Anticipated expiration: 2033-06-06

Abstract

The utility model discloses a combustion chamber frame and a gas heating water heater thereof, wherein the combustion chamber frame comprises a main body part and side parts; the main body part and the side part are formed by integrally stamping metal plates, a plurality of fixing lugs are arranged on one side, close to the side part, of the main body part, the fixing lugs are formed by stamping and flanging outwards, bolt holes are formed in the top end of the main body part, and the bolt holes are matched with the fixing lugs to fix the main body part; the side part and the main body part enclose a heat insulation cavity. The combustion chamber frame is formed by integrally stamping the main body part and the side part through sheet metal, and is fixed by bending, stamping, punching and the like on the main body part and the side part, so that the combustion chamber frame is arranged in such a structure, the production efficiency and the quality can be improved, the manufacturing cost can be reduced, and the safety of equipment can be improved.

Description

Combustion chamber frame and gas heating water heater thereof

Technical Field

The utility model relates to the technical field of wall-mounted furnaces, in particular to a combustion chamber frame and a gas heating water heater thereof.

Background

The gas heating water heater, also called wall hanging stove, uses natural gas as raw material, the gas enters the gas proportioning valve, thus controlling gas flow, realizing the control of flame size, the gas reenters the burner, and fully burns, the generated high temperature flue gas absorbs heat by the main heat exchanger, heats water, provides hot water and heating for users, and the flue gas is discharged outdoors by the fan through the fume collecting hood. In the process, natural gas is combusted at the upper part of the burner to generate flame, a high-temperature thermal field is arranged around the flame, the temperature of the periphery of the natural gas is about 500-900 ℃, and in order to reduce the temperature of the periphery of a product of the gas heating water heater and reduce the heat loss, a combustion chamber assembly is generally arranged around the burner.

The combustion chamber assembly generally comprises a combustion chamber frame, a combustion chamber cover plate and surrounding heat insulation plates, wherein the combustion chamber frame is used for fixing the surrounding heat insulation plates of the combustion chamber so as to reduce the surrounding temperature of the gas heating water heater product and reduce heat loss. In the prior art, the combustion chamber frame consists of three sheet metal structural parts, namely a left side plate, a right side plate and a back plate of the combustion chamber, wherein the left side plate and the right side plate are respectively connected with the back plate through riveting or welding processes, but the riveting or welding processes generally need skilled technicians to be trained to be on duty, the working procedures are more, and riveting points or welding points need more points to be stably connected, so that the production efficiency is lower and the cost is high; although the combustor frame after riveting or welding is inspected to continue the next process, the components of the combustor frame may be unstable in connection and may be lost when used in a high temperature environment for a long period of time.

Disclosure of Invention

In order to overcome the defects in the prior art, one of the purposes of the utility model is to provide a combustion chamber frame which solves the conventional problems, is formed by integrally stamping metal plates, and can improve the production efficiency and quality and reduce the manufacturing cost.

The second object of the utility model is to provide a gas heating water heater using the combustion chamber frame.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a combustion chamber frame comprises a main body part and side parts which are bent outwards from two opposite ends of the main body part; the main body part and the side part are formed by integrally stamping and forming a metal plate, a plurality of fixing lugs are arranged on one side, close to the side part, of the main body part, the fixing lugs are formed by stamping and flanging outwards, bolt holes are formed in the top end of the main body part, and the bolt holes are matched with the fixing lugs to fix the main body part; the side part and the main body part enclose a heat insulation cavity.

Preferably, the top of main part is equipped with protruding end of establishing, the opposite both sides of protruding end of establishing are buckled and are had first fixed block, the middle part punching press of protruding end of establishing has the second fixed block, the bottom of main part is buckled and is had the third fixed block, first fixed block, second fixed block, third fixed block cooperation are in order to be used for fixing the heat insulating board.

Preferably, the first fixing block is in a rectangular structure, the second fixing block is in a trapezoid structure and is perpendicular to the main body, the third fixing block is in an inward and upward bending structure, and a fixing groove is formed between the third fixing block and the main body.

Preferably, the side portion includes a main connecting plate, a first connecting end bent from the main connecting plate, a second connecting end and a third connecting end, and the main connecting plate, the first connecting end, the second connecting end, the third connecting end and the main body portion enclose a positioning cavity for fixing the heat insulation board.

Preferably, the first connecting end is arranged at the top of the main connecting plate, the outer end of the first connecting end is bent upwards to form a limiting end with an L-shaped structure, and the limiting ends at the two side parts are matched with each other to limit the main heat exchanger.

Preferably, the second connecting end is arranged at the side end of the main connecting plate, and is provided with at least two positioning holes for bolts to pass through to fix the combustion chamber cover plate.

Preferably, the third connecting end is arranged at the bottom end of the main connecting plate, and the third connecting end and the main connecting plate are vertically arranged.

Preferably, positioning blocks are bent upwards at two opposite sides of the third connecting end, and the positioning blocks are matched with the positioning cavity to position the heat insulation plate.

Preferably, the number of the fixing lugs is four, and each fixing lug is uniformly distributed.

The second purpose of the utility model is realized by adopting the following technical scheme:

the gas heating water heater comprises the combustion chamber frame.

Compared with the prior art, the utility model has the beneficial effects that:

the combustion chamber frame is formed by integrally stamping the main body part and the side part by metal plates, and is fixed on the main body part and the side part by bending, stamping, punching and the like.

Drawings

FIG. 1 is a perspective view of a combustion chamber frame of the present utility model;

FIG. 2 is a side view of the combustor frame shown in FIG. 1;

FIG. 3 is a front view of the combustor frame shown in FIG. 1;

fig. 4 is an enlarged view at a shown in fig. 3;

fig. 5 is a top view of the combustor frame shown in fig. 1.

In the figure: 10. a main body portion; 11. a fixed ear; 12. bolt holes; 13. a protruding end; 14. a first fixed block; 15. a second fixed block; 16. a third fixed block; 20. a side portion; 21. a main connecting plate; 22. a first connection end; 220. a limiting end; 23. a second connection end; 230. positioning holes; 24. a third connection end; 240. and (5) positioning blocks.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the description of the present utility model, it will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" to another element, there are no intervening elements present.

Referring to fig. 1-5, a combustion chamber frame according to a preferred embodiment of the present utility model is used for being installed in a gas heating water heater, and is matched with components such as a combustion chamber cover plate, a heat insulation plate, etc. to fix the heat insulation plate around the combustion chamber, so as to reduce the temperature around the gas heating water heater product and reduce the heat loss. Specifically, the combustion chamber frame includes a main body 10 and side portions 20 bent outwards from opposite ends of the main body 10; the main body 10 and the side part 20 are formed by stamping integrally by metal plates, a plurality of fixing lugs 11 are arranged on one side, close to the side part 20, of the main body 10, the fixing lugs 11 are formed by stamping and flanging outwards, bolt holes 12 are formed in the top end of the main body 10, and the bolt holes 12 are matched with the fixing lugs 11 to fix the main body 10, so that the main body 10 is fixedly connected with a wall-mounted furnace shell in a bolt/screw mode; the side portion 20 and the main body portion 10 define a heat-insulating cavity, and the combustion chamber is enclosed by cooperation with the cover plate of the combustion chamber, and the heat-insulating plate is fixed on the inner wall of the heat-insulating cavity.

The main body 10 is formed in a substantially square shape, such as a rectangular or square structure, and the side portions 20 are formed in a substantially square shape, such as a rectangular or square structure, and are bent from opposite sides of the main body 10, and the bending angle between the main body 10 and the side portions 20 depends on the sealing property of the combustion chamber or the heat insulating chamber. In this embodiment, the top end of the main body 10 is provided with a protruding end 13, two opposite sides of the protruding end 13 are bent with a first fixing block 14, a second fixing block 15 is stamped in the middle of the protruding end 13, a third fixing block 16 is bent at the bottom end of the main body 10, and the first fixing block 14, the second fixing block 15 and the third fixing block 16 are matched to fix the heat insulation board so as to improve the stability of the heat insulation board.

In one embodiment, the first fixing block 14 has a substantially rectangular structure, the second fixing block 15 has a trapezoid structure, the second fixing block 15 is disposed perpendicular to the main body 10, the third fixing block 16 has an inward and upward bending structure, and the third fixing block 16 and the main body 10 form a fixing slot.

In this embodiment, the side portion 20 includes a main connecting plate 21, a first connecting end 22 bent from the main connecting plate 21, a second connecting end 23, and a third connecting end 24, the main connecting plate 21, the first connecting end 22, the second connecting end 23, the third connecting end 24, and the main body portion 10 enclose a positioning cavity for fixing the heat insulation board, wherein, as shown in fig. 3 and 4, the first connecting end 22 is disposed at the top of the main connecting plate 21, a limiting end 220 with an L-shaped structure is bent upward at the outer end of the first connecting end 22, and the limiting ends 220 of the two side portions 20 cooperate to limit the main heat exchanger. As shown in fig. 1 and 3, the second connecting end 23 is disposed at a side end of the main connecting plate 21, and the second connecting end 23 is provided with at least two positioning holes 230, wherein the positioning holes 230 are used for passing bolts to fix the cover plate of the combustion chamber. As shown in fig. 1, 3 and 5, the third connecting end 24 is disposed at the bottom end of the main connecting plate 21, and the third connecting end 24 is disposed perpendicular to the main connecting plate 21; the positioning blocks 240 are bent upwards at two opposite sides of the third connecting end 24, and the positioning blocks 240 are matched with the positioning cavities to position the heat insulation plate.

In other embodiments, the number of the fixing lugs 11 is four, and each fixing lug 11 is uniformly distributed.

The combustion chamber frame is formed by integrally stamping the main body part 10 and the side part 20 by sheet metal, and is fixed on the main body part 10 and the side part 20 by bending, stamping, punching and the like, so that the structure is provided, the production efficiency and the quality can be improved, the manufacturing cost can be reduced, and the safety of equipment can be improved.

In other embodiments, the utility model also discloses a gas heating water heater, which comprises the combustion chamber frame, wherein the combustion chamber frame is matched with components such as a combustion chamber cover plate, a heat insulation plate and the like to fix the heat insulation plate around the combustion chamber so as to reduce the temperature around a gas heating water heater product and reduce heat loss.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The combustion chamber frame is characterized by comprising a main body part and side parts which are bent outwards from two opposite ends of the main body part; the main body part and the side part are formed by integrally stamping and forming a metal plate, a plurality of fixing lugs are arranged on one side, close to the side part, of the main body part, the fixing lugs are formed by stamping and flanging outwards, bolt holes are formed in the top end of the main body part, and the bolt holes are matched with the fixing lugs to fix the main body part; the side part and the main body part enclose a heat insulation cavity.

2. The combustion chamber frame according to claim 1, wherein the top end of the main body portion is provided with a protruding end, two opposite sides of the protruding end are bent with a first fixing block, the middle part of the protruding end is stamped with a second fixing block, the bottom end of the main body portion is bent with a third fixing block, and the first fixing block, the second fixing block and the third fixing block are matched to fix the heat insulation plate.

3. The combustion chamber frame according to claim 2, wherein the first fixing block has a rectangular structure, the second fixing block has a trapezoid structure and is perpendicular to the main body, the third fixing block has an inward and upward bending structure, and the third fixing block and the main body form a fixing groove.

4. The combustion chamber frame of claim 1, wherein the side portion comprises a main connecting plate, a first connecting end bent from the main connecting plate, a second connecting end and a third connecting end, and the main connecting plate, the first connecting end, the second connecting end, the third connecting end and the main body portion enclose a positioning cavity for fixing the heat insulating plate.

5. The combustion chamber frame according to claim 4, wherein the first connecting end is arranged at the top of the main connecting plate, the outer end of the first connecting end is bent upwards to form a limiting end with an L-shaped structure, and the limiting ends of the two side parts are matched to limit the main heat exchanger.

6. The combustion chamber frame of claim 4, wherein the second connection end is provided at a side end of the main connection plate, and the second connection end is provided with at least two positioning holes for bolts to pass through to fix the combustion chamber cover plate.

7. The combustion chamber frame of claim 4, wherein the third connection end is disposed at a bottom end of the main connection plate, and the third connection end is disposed perpendicular to the main connection plate.

8. The combustion chamber frame of claim 7, wherein the opposite sides of the third connecting end are upwardly bent with positioning blocks that cooperate with the positioning cavities to position the heat shield.

9. The combustion chamber frame of claim 1, wherein the number of the fixing lugs is four, and each fixing lug is uniformly distributed.

10. A gas fired heating water heater comprising a combustion chamber frame as claimed in any of claims 1 to 9.