CN211952761U

CN211952761U - Combustor and water heater

Info

Publication number: CN211952761U
Application number: CN202020087989.5U
Authority: CN
Inventors: 卢宇轩; 李学研; 潘同基; 李罗标; 张上兵
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-11-17
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a burner, which comprises a top plate, an inner core and a shell, wherein the shell comprises a first shell and a second shell, the structures of the first shell and the second shell are mutually symmetrical, the first shell and the second shell are mutually connected to form an inner cavity and an injection port, and the injection port is connected with the inner cavity; the inner core is provided with a plurality of through holes, the inner core is arranged in the inner cavity, and the inner core is connected with the shell; a plurality of through-holes have been seted up to the roof, and the roof setting is at the top of shell, and corresponds with the inner core, and the roof is connected with the shell. The utility model also discloses a water heater of including above-mentioned combustor. The utility model discloses a through-hole of roof and the through-hole of inner core are shunted, have guaranteed the stability and abundant of burning to make flame distribution more even, effectively reduce the emission of CO and the noise of burning.

Description

Combustor and water heater

Technical Field

The utility model relates to a combustor field, more specifically relates to a combustor and water heater.

Background

With the improvement of living standard of people and the stricter and stricter national requirements on environmental protection, the noise control and CO emission generated in the working engineering of the water heater are stricter. In this regard, noise control and emissions requirements of typical water heaters have not met the needs of people and national standards, primarily due to insufficient and unstable combustion.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes above-mentioned prior art is not enough, provides a combustor and water heater. The utility model discloses a through-hole of roof and inner core has guaranteed the stability and abundant of burning to make flame distribution more even, effectively reduce the emission of CO and the noise of burning.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a burner comprising a top plate, an inner core and an outer shell, wherein,

the shell comprises a first shell and a second shell, the first shell and the second shell are symmetrical in structure, the first shell and the second shell are connected with each other to form an inner cavity and an injection port, and the injection port is connected with the inner cavity;

the inner core is provided with a plurality of through holes, the inner core is arranged in the inner cavity, and the inner core is connected with the shell;

the top plate is provided with a plurality of through holes, the top plate is arranged at the top of the shell and corresponds to the inner core, and the top plate is connected with the shell.

The utility model discloses a working process:

air and fuel gas enter the inner cavity through the injection port to form mixed fuel gas, and the mixed fuel gas is subjected to primary shunting through the through hole of the inner core; the mixed gas after the primary shunting passes through the through hole of the top plate and then is subjected to secondary shunting; and then burning the mixed gas after twice flow division.

The utility model discloses a through-hole of roof and the through-hole of inner core are shunted, have guaranteed the stability and abundant of burning to make flame distribution more even, effectively reduce the emission of CO and the noise of burning.

In a preferred embodiment, the first housing and the second housing are connected by riveting.

In a preferred scheme, one end of the inner core is provided with N through holes, and N is a positive even number; the other end of the inner core is provided with M through holes, and M is a positive even number.

In a preferred scheme, the M-N-2 through holes at two ends of the inner core correspond to each other one by one and are symmetrical left and right.

In a preferred scheme, the inner core is of a bow-shaped structure; the inner core is provided with A groups of through holes, the A groups of through holes are arranged along the radial direction of the inner core, and A is a positive integer; each group of through holes comprises 2 through holes B, the top end of the inner core is provided with B through holes, the bottom end of the inner core is provided with B through holes, and B is a positive integer; the through holes at the top end of the inner core and the through holes at the bottom end of the inner core are in one-to-one correspondence and are symmetrical up and down.

In a preferred embodiment, B ═ 5 is used.

In a preferred embodiment, a ═ 5 is used.

In a preferable scheme, the top plate is provided with C through hole groups, and the C through hole groups are arranged along the radial direction of the top plate and are symmetrical up and down and left and right. C is a positive integer; each through hole group comprises D strip-shaped holes and E round holes, wherein E is a positive even number, and D is a positive even number.

In a preferred embodiment, D is 2 or 4 or 6.

In a preferred embodiment, E is 2 or 4.

The utility model also discloses a water heater, including foretell combustor.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

the utility model divides the light flame into a plurality of parts, the light flame mutually impacts and stabilizes the flame, and the combustion condition is stable; secondly, on the basis of the self flame stabilization of the light flame, the double flame stabilization effect is realized by the strong flame and the light flame, so that the combustion is more sufficient, and the emission of CO and NOx is lower.

Drawings

FIG. 1 is a structural view of example 1.

FIG. 2 is a front view of embodiment 1.

FIG. 3 is a plan view of example 1.

Fig. 4 is a left side view of embodiment 1.

Fig. 5 is a right side view of embodiment 1.

Fig. 6 is a structural view of the top plate in embodiment 1.

Fig. 7 is a partially enlarged view of the top plate in embodiment 1.

Fig. 8 is a structural view of the inner core in example 1.

Fig. 9 is a structural view of the housing in embodiment 1.

Description of reference numerals: 1. a housing; 2. an inner core; 3. a top plate; 4. air; 5. gas burning; 6. an injection port; 7. mixing fuel gas; 8. an interior cavity; 1.1, a first housing; 1.2, a second shell; 2.1, connecting the belt.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1 to 9, a burner is characterized by comprising a top plate 3, an inner core 2 and an outer shell 1,

the shell 1 comprises a first shell 1.1 and a second shell 1.2, the structures of the first shell 1.1 and the second shell 1.2 are symmetrical, the first shell 1.1 and the second shell 1 are connected with each other 1.2 to form an inner cavity 8 and an injection port 6, and the injection port 6 is connected with the inner cavity 8;

the inner core 2 is provided with a plurality of through holes, the inner core 2 is arranged in the inner cavity 8, and the inner core 2 is connected with the shell 1;

a plurality of through-holes have been seted up to roof 3, and roof 3 sets up at the top of shell 1, and roof 3 is located the top of inner core 2, and roof 3 corresponds with inner core 2, and roof 3 is connected with shell 1.

Working procedure of example 1:

air 4 and fuel gas 5 enter an internal cavity 8 through an injection port 6 to form mixed fuel gas 7, and the mixed fuel gas 7 is subjected to primary shunting through a through hole of the inner core 2; the mixed gas 7 after the primary flow distribution passes through the through hole of the top plate 3 and then is subjected to secondary flow distribution; and then burning the mixed gas 7 after twice flow division.

Beneficial effects of example 1:

embodiment 1 shunts through the through-hole of roof 3 and the through-hole of inner core 2, has guaranteed the stability and abundant of burning to make flame distribution more even, effectively reduce the emission of CO and the noise of burning.

On the basis of the embodiment 1, the following improvements can be made: the first housing 1.1 and the second housing 1.2 are connected by means of riveting.

In example 1 and the modification, the following modifications can be made: one end of the inner core 2 is provided with N through holes, wherein N is a positive even number; m through holes are formed in the other end of the inner core 2, and M is a positive even number.

In example 1 and the modification, the following modifications can be made: and the through holes at the two ends of the inner core correspond to each other one by one and are symmetrical left and right.

In example 1 and the modification, the following modifications can be made: the inner core 2 is of a bow-shaped structure, the inner core 2 is provided with A groups of through holes, the A groups of through holes are arranged along the radial direction of the inner core 2, and A is a positive integer; each group of through holes comprises 2 through holes B, the top end of the inner core 2 is provided with B through holes, the bottom end of the inner core 2 is provided with B through holes, and B is a positive integer; the through holes at the top end of the inner core 2 and the through holes at the bottom end of the inner core 2 are in one-to-one correspondence and are symmetrical up and down.

In example 1 and the modification, the following modifications can be made: and B is 5.

In example 1 and the modification, the following modifications can be made: and A is 5.

In example 1 and the modification, the following modifications can be made: the top plate 3 is provided with C through hole groups, and the C through hole groups are arranged along the radial direction of the top plate and are symmetrical up and down and left and right. C is a positive integer; each through hole group comprises D strip-shaped holes and E round holes, wherein E is a positive even number, and D is a positive even number.

In example 1 and the modification, the following modifications can be made: d is 2 or 4 or 6.

In example 1 and the modification, the following modifications can be made: e is 2 or 4.

Example 2

Embodiment 2 is an application extension of embodiment 1 and the modification, and a water heater comprising the burner of embodiment 1 and the modification.

In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The same or similar reference numerals correspond to the same or similar parts;

the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent. The foregoing is a definition of the embodiments and is not to be construed as limiting the present patent.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A burner, comprising a top plate (3), an inner core (2) and an outer shell (1), wherein,

the shell (1) comprises a first shell (1.1) and a second shell (1.2), the first shell (1.1) and the second shell (1.2) are symmetrical in structure, the first shell (1.1) and the second shell (1.2) are connected with each other to form an inner cavity (8) and an injection port (6), and the injection port (6) is connected with the inner cavity (8);

the inner core (2) is provided with a plurality of through holes, the inner core (2) is arranged in the inner cavity (8), and the inner core (2) is connected with the shell (1);

the top plate (3) is provided with a plurality of through holes, the top plate (3) is arranged at the top of the shell (1), the top plate (3) corresponds to the inner core (2), and the top plate (3) is connected with the shell (1).

2. The burner according to claim 1, characterized in that one end of the inner core (2) is provided with N through holes, wherein N is a positive even number; the other end of the inner core (2) is provided with M through holes, and M is a positive even number.

3. The burner as claimed in claim 2, wherein M-N-2, the through holes at both ends of the inner core (2) correspond to each other one by one.

4. A burner according to any one of claims 1 to 3, characterised in that said core (2) is of "arch" configuration; the inner core (2) is provided with A groups of through holes, the A groups of through holes are arranged along the radial direction of the inner core (2), and A is a positive integer; each group of through holes comprises 2 through holes B, the top end of the inner core (2) is provided with B through holes, the bottom end of the inner core (2) is provided with B through holes, and B is a positive integer; the through holes at the top end of the inner core (2) and the through holes at the bottom end of the inner core (2) are in one-to-one correspondence.

5. The burner of claim 4 wherein B-5.

6. The burner of claim 4 wherein A-5.

7. A burner according to claim 1, 2, 3, 5 or 6, characterized in that said top plate (3) is provided with C through hole groups, C through hole groups being provided in the radial direction of the top plate (3), C being a positive integer; each through hole group comprises D strip-shaped holes and E round holes, wherein E is a positive even number, and D is a positive even number.

8. The burner of claim 7 wherein D is 2 or 4 or 6.

9. The burner of claim 8 wherein E is 2 or 4.

10. A water heater comprising a burner as claimed in any one of claims 1 to 9.