Combustor and gas heater who has it
阅读说明:本技术 燃烧器和具有其的燃气热水器 (Combustor and gas heater who has it ) 是由 刘琼富 梁国荣 黄官贤 于 2018-07-23 设计创作,主要内容包括:根据本发明实施例的燃烧器和具有其的燃气热水器,燃烧器包括多个并排设置的火排单体,每个所述火排单体限定出预混腔,每个所述火排单体具有与所述预混腔连通的进气口和火孔,相邻的所述火排单体间隔设置从而限定出送气通道,其中,任意相邻两个所述火排单体的中心线的距离为L,10≤L≤30mm。根据本发明实施例的燃烧器,通过将任意相邻两个所述火排单体的中心线的距离设计成大于等于10㎜,小于等于30mm,保证了燃烧器具有较好的热负荷,且燃烧器的工作噪声较小,火焰较为稳定。(According to the burner and the gas water heater with the burner, the burner comprises a plurality of fire grate single bodies arranged side by side, each fire grate single body defines a premixing cavity, each fire grate single body is provided with an air inlet and a fire hole communicated with the premixing cavity, the adjacent fire grate single bodies are arranged at intervals to define an air supply channel, the distance between the central lines of any two adjacent fire grate single bodies is L, and L is more than or equal to 10 and less than or equal to 30 mm. According to the burner disclosed by the embodiment of the invention, the distance between the central lines of any two adjacent fire grate single bodies is designed to be more than or equal to 10 mm and less than or equal to 30mm, so that the burner is ensured to have better heat load, the working noise of the burner is smaller, and the flame is more stable.)
1. A burner, comprising:
the fire row monomer that a plurality of set up side by side, every the fire row monomer inject and mix the chamber in advance, every the fire row monomer have with air inlet and fire hole that mix the chamber intercommunication in advance, adjacent thereby the fire row monomer interval sets up and inject air feed channel, wherein, arbitrary adjacent two the distance of the free central line of fire row is L, and L is more than or equal to 10 and is less than or equal to 30 mm.
2. The burner of claim 1, wherein L is 14 ≦ 17 mm.
3. The burner of claim 1, wherein the top surface of the fire row unit is provided with a plurality of groups of fire holes, and each group of fire holes are arranged at intervals.
4. The burner of claim 1, further comprising: and the air control plate is arranged on the fire grate monomer and used for controlling air inlet entering the premixing cavity.
5. The burner of claim 4, wherein the damper has a first damper opening disposed opposite the inlet opening, the first damper opening having a flow area smaller than the flow area of the inlet opening.
6. The combustor as in claim 5, wherein the premix chamber comprises: the air conditioner comprises a horizontal extension section and an upward extension section, wherein a bent section is arranged between the horizontal extension section and the upward extension section, and the flow area of the bent section is the same as the total flow area of the first air adjusting opening.
7. The burner of claim 4, wherein the damper is disposed at one end of the damper, and the damper is disposed on the fire grate unit to cover the inlet end of the air feed channel adjacent to the air inlet.
8. The burner of claim 1, further comprising: and the shielding plate is arranged on the fire grate monomer and is used for controlling air inlet entering the air feed channel.
9. The burner as set forth in claim 8, wherein the shielding plate is partially provided with a second air adjusting port communicating with the air feed channel.
10. The burner as claimed in claim 1, wherein a fire transmitting plate is arranged at the top of each fire row single body adjacent to the fire hole, and the fire transmitting plates of two adjacent fire row single bodies are oppositely arranged.
11. The burner of claim 10, wherein the fire grate monomer comprises: the premixing device comprises a first surrounding plate and a second surrounding plate, wherein the first surrounding plate and the second surrounding plate are connected with each other and form a premixing cavity.
12. The burner of claim 11, wherein the fire transmitting plate is provided at the top ends of the first and second surrounding plates and extends obliquely upward from the bottom.
13. The burner of claim 12, wherein the fire transmitting pieces are provided at the top ends of the first and second surrounding plates and extend in a horizontal direction, and the fire transmitting pieces are provided at the left and right ends of the fire grate unit.
14. A gas water heater comprising a burner as claimed in any one of claims 1 to 13.
Technical Field
The invention relates to the technical field of water heaters, in particular to a burner and a gas water heater with the burner.
Background
The combustor usually includes a plurality of row of fires monomers that set up side by side, and suitable row of fires monomer interval can promote the heat load of combustor, obtains the gas heater of big liter number, but arranges the less condition of monomer interval at the fire, can bring combustor work noise big, flame shakiness or flame-leaving phenomenon.
Disclosure of Invention
The present invention aims to solve at least one of the above technical problems to a certain extent.
Therefore, the invention provides the combustor, the fire row single body interval of the combustor is reasonably arranged, the thermal load of the combustor is large, the working noise is low, and the flame is stable.
The invention also provides a gas water heater with the burner, which has low working noise and less harmful gas emission.
According to the gas water heater provided by the embodiment of the invention, a plurality of fire grate single bodies are arranged side by side, each fire grate single body defines a premixing cavity, each fire grate single body is provided with an air inlet and a fire hole which are communicated with the premixing cavity, the adjacent fire grate single bodies are arranged at intervals so as to define an air supply channel, the distance between the central lines of any two adjacent fire grate single bodies is L, and L is more than or equal to 10 and less than or equal to 30 mm.
According to the burner disclosed by the embodiment of the invention, the distance between the central lines of any two adjacent fire grate single bodies is designed to be more than or equal to 10 mm and less than or equal to 30mm, so that the burner is ensured to have better heat load, the working noise of the burner is smaller, and the flame is more stable.
In an optional embodiment, L is more than or equal to 14 and less than or equal to 17 mm. Can guarantee that the combustor has better heat load, and the working noise of combustor is less, and flame is comparatively stable, and is convenient for adjacent two fire arrange the connection and the cooperation between the monomer, is favorable to the production and processing of combustor.
According to some embodiments of the invention, the top surface of the fire row single body is provided with a plurality of groups of fire holes, and each group of fire holes are arranged at intervals.
According to other embodiments of the invention, the burner comprises an air control plate arranged on the fire grate unit for controlling air intake into the premixing cavity.
In an alternative embodiment, the gas water heater further comprises: the air control plate is provided with a first air adjusting opening opposite to the air inlet, and the flow area of the first air adjusting opening is smaller than that of the air inlet.
In a further alternative embodiment, the premix chamber comprises: the air conditioner comprises a horizontal extension section and an upward extension section, wherein a bent section is arranged between the horizontal extension section and the upward extension section, and the flow area of the bent section is the same as the total flow area of the first air adjusting opening.
In a further optional implementation example, a baffle is disposed at one end of the air control plate, and the baffle is attached to the fire grate unit and used for covering the inlet end of the air supply channel adjacent to one side of the air inlet.
According to further embodiments of the present invention, the burner further comprises: and the shielding plate is arranged on the fire grate monomer and is used for controlling air inlet entering the air feed channel.
In an optional embodiment, the shielding plate is partially provided with a second air adjusting opening communicated with the air feeding channel.
According to other embodiments of the invention, the top of each fire row single body is provided with a fire transmitting sheet adjacent to the fire hole, and the fire transmitting sheets of two adjacent fire row single bodies are oppositely arranged.
In an alternative embodiment, the fire grate monomer comprises: the premixing device comprises a first surrounding plate and a second surrounding plate, wherein the first surrounding plate and the second surrounding plate are connected with each other and form a premixing cavity.
In a further alternative embodiment, the fire transmitting plate is arranged at the top end of the first surrounding plate and the second surrounding plate and extends obliquely from bottom to top.
In one embodiment, the fire transmitting pieces are arranged at the top ends of the first surrounding plate and the second surrounding plate and extend along the horizontal direction, and the fire transmitting pieces are arranged at the left end and the right end of the fire grate single body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a combustor according to one embodiment of the present invention;
FIG. 2 is a schematic partial block diagram of a combustor according to an embodiment of the present invention;
FIG. 3 is a perspective view of a burner according to one embodiment of the present invention;
FIG. 4 is an exploded view of a burner according to one embodiment of the present invention;
FIG. 5 is a cross-sectional view of a fire row unit according to one embodiment of the invention;
fig. 6 is a cross-sectional view of a fire row unit according to another embodiment of the invention.
Reference numerals:
a
a fire row
a
an
a first surrounding
a second surrounding
a
an
a
a
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A
As shown in fig. 1 to 4, the
It can be understood that gas heater is more and more miniaturized, frivolous, and is bigger and bigger to the influence of the heat load of
In view of the complexity of the problems, the inventor continuously adjusts the distance between the fire row
Therefore, according to the
In some embodiments of the present invention, the distance between the center lines of the fire row
In an alternative embodiment, as shown in fig. 1-2, the top surface of the fire row
In other embodiments of the present invention, the
In an alternative embodiment, the
The distance between the centers of two adjacent first
In a further alternative embodiment, as shown in FIG. 4,
In an alternative embodiment, the
In other embodiments of the present invention, the
In an alternative embodiment, the shielding
In other embodiments of the present invention, the top of each fire row
In an alternative embodiment, as shown in fig. 5 and 6, the
In an alternative example, as shown in fig. 5, the fire-transmitting
In an alternative example, as shown in fig. 6 in conjunction with fig. 1 and 2, the
The gas water heater provided by the embodiment of the invention comprises the burner provided by the embodiment, and the
Other constructions, such as heat exchangers, etc., and operations of the gas water heater 100 according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
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