CN208832454U - Burner, oxygen-enriched structure and the gas combustion apparatus including it - Google Patents
Burner, oxygen-enriched structure and the gas combustion apparatus including it Download PDFInfo
- Publication number
- CN208832454U CN208832454U CN201821182499.2U CN201821182499U CN208832454U CN 208832454 U CN208832454 U CN 208832454U CN 201821182499 U CN201821182499 U CN 201821182499U CN 208832454 U CN208832454 U CN 208832454U
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- CN
- China
- Prior art keywords
- oxygen
- shell
- burner
- enriched
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The utility model discloses a kind of burner, oxygen-enriched structure and including its gas combustion apparatus.Burner, including oxygen-enriched structure, burner, nozzle, the ejector pipe inlet end on the burner is arranged in the nozzle, the oxygen-enriched structure includes shell and oxygen permeable membrane, venthole is set on the side wall of the shell, and the oxygen permeable membrane blocks the venthole, and the first end of the shell is provided with interconnecting piece, the shell is connected to the inlet end of the ejector pipe of the burner by the interconnecting piece, and the nozzle is located at the oxygen-enriched inside configuration.Burner provided by the utility model is improved the combustion thermal efficiency of combustion gas by the way that oxygen-enriched structure is arranged.Oxygen-enriched structure setting is in the inlet end of ejector pipe, and the negative pressure of generation passes air into oxygen-enriched structure in ejector pipe when can pass through fuel gas buring, keeps the structure of burner simpler, and installation is more convenient.
Description
Technical field
The utility model relates to gas-cooker correlative technology field, especially a kind of burner, oxygen-enriched structure and including its
Gas combustion apparatus.
Background technique
How main direction of studying that efficiency gas be always household gas range is effectively promoted, gas-cooker burning in the market
The combustion-supporting gas supplied is mainly normal air, and oxygen content in air is only 21%, and the oxygen content is lower, and the burning of combustion gas is not filled
Point, combustion thermal efficiency is low, and ignition temperature is low, and the polluter of generation is more.And the nitrogen that burning is not involved in combustion-supporting gas can be with
Oxygen can generate air pollutants at high temperature -- and nitrogen oxides, the circulation of nitrogen can also take away amount of heat, to cause heat
The waste of amount.
Some gas-cookers add oxygen-enriched structure, and to improve the oxygen content of combustion-supporting gas, but the most structure of oxygen-enriched structure is multiple
Miscellaneous, cost is relatively high, and needs to bypass air through oxygen-enriched structure by equipment such as blowers.This adds increased the structures of gas-cooker
Complexity, improve manufacturing cost, be unsuitable for being widely applied.
Utility model content
In view of this, one of the purpose of this utility model, which is to provide one kind, can be improved the fuel gas buring thermal efficiency and structure letter
List, burner easy for installation, oxygen-enriched structure and the gas combustion apparatus including it.
In a first aspect, providing a kind of burner, including oxygen-enriched structure, burner, nozzle, the nozzle is arranged in the burner
On ejector pipe inlet end, the oxygen-enriched structure includes shell and oxygen permeable membrane, and venthole is arranged on the side wall of the shell, described
Oxygen permeable membrane blocks the venthole, and the first end of the shell is provided with interconnecting piece, and the shell passes through the connection
Portion is connected to the inlet end of the ejector pipe of the burner, and the nozzle is located at the oxygen-enriched inside configuration.
Preferably, the interconnecting piece includes the helicitic texture formed on the inner wall of the first end in the shell.
Preferably, the enclosure interior is additionally provided with sealing surface, and the sealing surface makes the shell and the burner
Junction forms in sealing contact.
Preferably, the wall thickness that the part of the interconnecting piece is arranged on the shell is less than the wall that the airway segment is arranged
Thickness, so that the inner walls be made to form cascaded surface in the part close to first end, the cascaded surface constitutes the sealing surface.
Preferably, the second end of the shell is provided with throat structure, and the throat structure makes the second end of the shell
Opening is less than the opening of first end.
Preferably, the throat structure is configured to plate structure, and the plate structure is connected to the second end of the shell,
Through-hole is formed on the throat structure.
Preferably, the burner further includes gas-distributing pipe, and the gas-distributing pipe is connect with the nozzle, is set on the gas-distributing pipe
Be equipped with bulge, the bulge abutted with the part that the throat structure is located at the case inside to be formed it is in sealing contact.
Preferably, the venthole is configured to stepped hole, including close to the ventilating part of the shell radially inner side and close
The radial dimension of the shell radial outside and the mounting portion being connected to the ventilating part, the ventilating part is less than the mounting portion
Radial dimension.
Preferably, the oxygen permeable membrane is configured to laminated structure, and the oxygen permeable membrane is installed in the mounting portion.
Preferably, the face in the oxygen permeable membrane towards outside is a part of plane, cambered surface and/or spherical surface.
Second aspect provides a kind of oxygen-enriched structure, including shell and oxygen permeable membrane, is provided with air inlet on the shell, institute
Oxygen permeable membrane is stated to block the air inlet,
The air inlet is provided with multiple, and each air inlet is arranged in correspondence with the oxygen permeable membrane and hides to it
Gear, alternatively,
The air inlet is provided with multiple, and the oxygen permeable membrane is arranged one, and an oxygen permeable membrane is to all air inlets
It is blocked in hole.
The third aspect provides a kind of gas combustion apparatus, including said burner.
Preferably, the gas combustion apparatus includes gas-cooker.
Burner provided by the utility model is improved the combustion thermal efficiency of combustion gas by the way that oxygen-enriched structure is arranged.It is oxygen-enriched
Structure setting is in the inlet end of ejector pipe, and the negative pressure of generation passes air into oxygen-enriched knot in ejector pipe when can pass through fuel gas buring
In structure, keep the structure of burner simpler, installation is more convenient.
Detailed description of the invention
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the schematic cross-section of oxygen-enriched structure provided by the utility model；
Fig. 2,3 show schematic diagram of housing structure；
Fig. 4 shows the structural schematic diagram of oxygen permeable membrane；
Fig. 5 shows the structural blast schematic diagram of burner；
Fig. 6 shows the schematic cross-section of burner.
Specific embodiment
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.It should be understood by one skilled in the art that attached drawing is provided to the purpose of explanation provided herein, and attached drawing is not necessarily
It is drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
Oxygen-enriched structure provided by the utility model is suitable for burner, and it is higher to provide oxygen content for the burning for combustion gas
Combustion-supporting gas, such as can be used for the burner on the burners such as gas-cooker, wall-hung boiler.
As shown in Figs 1-4, oxygen-enriched structure 1 provided by the utility model includes shell 11 and oxygen permeable membrane 12, the shell 11
It is preferably configured as tubular construction, air inlet 111 is provided on the side wall of the shell 11, the oxygen permeable membrane 12 is to the air inlet
Hole 111 is blocked, make air through the air inlet 111 enter in the shell 11 when to flow through the oxygen permeable membrane 12.
The first end of the shell 11 is provided with interconnecting piece 112, and the interconnecting piece 112 includes in being formed at 11 first end of shell
Helicitic texture on wall, the helicitic texture with burner 2 for connecting.Close to the position of first end on the inner wall of the shell 11
It is additionally provided with sealing surface 113, it is preferable that the wall thickness that the part of the interconnecting piece 112 is arranged in the shell 11 is less than other parts
Wall thickness, that is, the wall thickness that 112 part of interconnecting piece is arranged is less than the wall thickness that 111 part of air inlet is arranged, due to wall thickness
The presence of difference, so that end of the interconnecting piece 112 described in the axial direction inside the shell 11 forms the sealing surface 113,
Can being connected on the burner 2 to the shell 11 for the sealing surface 113 plays position-limiting action, and the sealing surface 113
It can also be used to installation sealing structure, such as installation for sealing ring or the sealing surface 113 are contacted with the burner 2
Form surface seal structure.
The second end of the shell 11 can extend into gas-distributing pipe 3 in the shell 11, it is preferable that the shell 11
Second end is provided with throat structure 114, through-hole 115 is formed on the throat structure 114, the through-hole 115 is for described point
The part-structure of tracheae 3 passes through.The throat structure 114 is preferably plate structure, and the plate structure is and the shell 11
The identical structure of end shape, the through-hole 115 is formed on the plate structure, further, the through-hole 115 is
The center of circle of circular hole, the through-hole 115 is located on the axis of the shell 11.Described in the setting of the throat structure 114 makes
Second end opening of shell 11 reduces, i.e., the size of the described through-hole 115 is less than the internal diameter of the shell 11, and described divides gas
The outer diameter of pipe 3 is smaller, and the setting of the throat structure 114 makes the shell 11 be easier to cooperate with the gas-distributing pipe 3, and
Form in sealing contact or connection.
The air inlet 111 is preferably stepped hole, is evenly distributed on the side wall of the shell 11 multiple including close
The mounting portion 1112 of the ventilating part 1111 of 11 radially inner side of shell and close 11 radial outside of shell, the ventilating part
1111 are connected to the mounting portion 1112, and the diameter of the ventilating part 1111 is less than the diameter of the mounting portion 1112, described logical
Gas portion 1111 and the mounting portion 1112 constitute stepped hole.Preferably, the oxygen permeable membrane 12 is arranged multiple, each is described oxygen-enriched
Film 12 corresponds to an air inlet 111, and further, the oxygen permeable membrane 12 is the tool with 1112 shape adaptation of mounting portion
There is certain thickness laminated structure, the oxygen permeable membrane 12 can be installed to the mounting portion from the radial outside of the shell 11
It in 1112, and abuts on the cascaded surface that the stepped hole is formed, the oxygen permeable membrane 12 and the cascaded surface and/or the installation
The side wall in portion 1112 is in sealing contact or connects, and could flow into the ventilating part 1111 after passing air through the oxygen permeable membrane 12,
And then it flows into inside the shell 11.Further, the oxygen permeable membrane 12 is formed with the mounting portion 1112 is interference fitted, or
Person, the oxygen permeable membrane 12 are tightly connected with the cascaded surface in the air inlet 11.Preferably, in the axial direction of the mounting portion 1112
Size it is identical as the thickness of the oxygen permeable membrane 12, further, the oxygen permeable membrane 12 is located at the shell 11 radially both ends
Face be cambered surface or spherical surface a part, so that it can preferably merge with the outside wall surface of the shell 11, and better
It is realized with the port of the ventilating part 1111 in sealing contact.Alternatively, for the ease of processing, the oxygen permeable membrane 12 is located at the shell
The face at 11 radially both ends may be set to be plane.Alternatively, in other embodiments, the oxygen permeable membrane 12 can also be arranged to
Tubular construction, the tubular construction set are attached to the outside of the shell 11, to being provided with the air inlet 111 on the shell 11
Part covered.When needing replacing the oxygen permeable membrane 12, it is only necessary to individually dismantle the oxygen permeable membrane 12, not tear open
The shell 11 is unloaded, also, when the oxygen permeable membrane 12 is laminated structure corresponding with 111 shape of venthole, Mei Gesuo
Stating oxygen permeable membrane 12 can individually be replaced.
The utility model also provides a kind of burner, as shown in Figure 5,6, including the oxygen-enriched structure 1, burner 2, gas-distributing pipe
3 and nozzle 4, the first end of the nozzle 4 be connected on the inlet end of the ejector pipe 21 of the burner 2, and with the ejector pipe
The first end of 21 connections, the gas-distributing pipe 3 is connect by attaching nut 31 with the second end of the nozzle 4, the oxygen-enriched structure 1
First end be connected to the burner 2 ejector pipe 21 inlet end, and the part of the nozzle 4 and the gas-distributing pipe 3 tie
Structure is located inside the oxygen-enriched structure 1.The end that the gas-distributing pipe 3 is connect with the nozzle 4 passes through in the oxygen-enriched structure 1
The through-hole 115 is located inside the oxygen-enriched structure 1.
Preferably, the first sealing ring 5, first sealing ring is arranged in the oxygen-enriched structure 1 and the junction of the burner 2
5 are connected on the sealing surface 113 in the oxygen-enriched structure 1, and are compressed by the junction on the burner 2, to make institute
It states to be formed between oxygen-enriched structure 1 and the burner 2 and be tightly connected.The gas-distributing pipe 3 is close to the position that it connect with the nozzle 4
It is formed with bulge 32, the outer diameter that the outer diameter at the position of the bulge 32 is greater than other positions is set on the gas-distributing pipe 3,
Also, the outer diameter of the bulge 32 is greater than the internal diameter of the through-hole 115, and the second end of the gas-distributing pipe 3 can pass through described
Through-hole 115, the bulge 32 abut at the through-hole 115, and realize with the through-hole 115 in sealing contact.Preferably, exist
The second sealing ring 6 is set on the gas-distributing pipe 3, the second end of the gas-distributing pipe 3 passes through described from the inside of the oxygen-enriched structure 1
Through-hole 115 is pierced by, and makes the bulge 32 that second sealing ring 6 to be pressed on to the edge of the through-hole 115, thus real
Sealing between the existing bulge 32 and the through-hole 115, the gas-distributing pipe 3 are located at second outside the oxygen-enriched structure 1
End is connect with supply air line 7.When burner provided by the utility model is assembled, divide the nozzle 4 to gas with described first
Pipe 3 connects, then the nozzle 4 is connected on the burner 2 (or first the nozzle 4 is connected on the burner 2,
The gas-distributing pipe 3 is connected on the nozzle 4 again).Then the oxygen-enriched structure 1 is installed, the shell of the oxygen-enriched structure 1 is made
11 first end set is attached to the outside of the nozzle 4 and the gas-distributing pipe 3, and it is described to pass through the second end of the gas-distributing pipe 3
Through-hole 115 is located at the outside of the oxygen-enriched structure 1.The interconnecting piece 112 of the shell 11 is connect with the burner 2, and when described
When interconnecting piece 112 is connect in place with the burner 2, first sealing ring 5 is pressed on the sealing surface 113, and described
Two sealing rings 6 are pressed on the throat structure 114 by the bulge 32 and are located on the face of 1 inside of oxygen-enriched structure, make institute
It states and forms relatively closed space inside oxygen-enriched structure 1, air can only pass through the oxygen permeable membrane 12 and be formed after oxygen-enriched air by institute
Venthole 111 is stated to enter in the oxygen-enriched structure 1.Oxygen-enriched air in the oxygen-enriched structure 1 is mixed as combustion-supporting gas and combustion gas
The air flue in the burner 2 is entered after conjunction, and is flowed to port and be ignited.Preferably due to burn, make in the burner 2
Ejector pipe 21 in pressure be less than standard atmospheric pressure, and be connected to inside air flue and the oxygen-enriched structure 1, to make the oxygen-enriched knot
1 air pressure inside of structure reduces, and under the action of pressure difference, air can pass through the oxygen permeable membrane 12 and enter in the oxygen-enriched structure 1
Portion can admit air into the oxygen-enriched structure 1 without structures such as air pumps and form oxygen-enriched air.
This hair utility model also provides a kind of gas combustion apparatus, and the gas combustion apparatus includes said burner, from
And fuel gas buring can be made more abundant.Preferably, the gas combustion apparatus includes the devices such as gas-cooker or burnt gas wall hanging furnace.
Oxygen-enriched structure is arranged in burner provided by the utility model, provides oxygen content by oxygen-enriched structure for the burning of combustion gas
Higher oxygen-enriched air improves the fuel gas buring thermal efficiency, and can reduce pernicious gas to keep the burning of combustion gas more abundant
Discharge.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model
In the case where basic principle, those skilled in the art can be for the various apparent or equivalent modification that above-mentioned details is made
Or replacement, it is all included in the scope of the claims of the utility model.
Claims (13)
1. a kind of burner, which is characterized in that including oxygen-enriched structure, burner, nozzle, the nozzle is arranged on the burner
Ejector pipe inlet end, the oxygen-enriched structure include shell and oxygen permeable membrane, and venthole is arranged on the side wall of the shell, described oxygen-enriched
Film blocks the venthole, and the first end of the shell is provided with interconnecting piece, and the shell is connected by the interconnecting piece
It is connected to the inlet end of the ejector pipe of the burner, the nozzle is located at the oxygen-enriched inside configuration.
2. burner according to claim 1, which is characterized in that the interconnecting piece is included in the shell close to described
The helicitic texture formed on the inner wall of one end.
3. burner according to claim 2, which is characterized in that the enclosure interior is additionally provided with sealing surface, described close
It is in sealing contact that cover forms the junction of the shell and the burner.
4. burner according to claim 3, which is characterized in that the wall of the part of the interconnecting piece is arranged on the shell
Thickness is less than the wall thickness that the airway segment is arranged, so that the inner walls be made to form ladder in the part close to first end
Face, the cascaded surface constitute the sealing surface.
5. burner according to claim 1, which is characterized in that the second end of the shell is provided with throat structure, institute
State the opening that throat structure makes the second end opening of the shell be less than first end.
6. burner according to claim 5, which is characterized in that the throat structure is configured to plate structure, the plate
Shape structure is connected to the second end of the shell, forms through-hole on the throat structure.
7. burner according to claim 6, which is characterized in that the burner further includes gas-distributing pipe, the gas-distributing pipe
It is connect with the nozzle, bulge is provided on the gas-distributing pipe, the bulge and the throat structure are located at the shell
The part of inside abut to be formed it is in sealing contact.
8. burner according to claim 1, which is characterized in that the venthole is configured to stepped hole, including close to institute
State the ventilating part of shell radially inner side and close to the shell radial outside and the mounting portion that be connected to the ventilating part, it is described to lead to
The radial dimension in gas portion is less than the radial dimension of the mounting portion.
9. burner according to claim 8, which is characterized in that the oxygen permeable membrane is configured to laminated structure, described oxygen-enriched
Film is installed in the mounting portion.
10. burner according to claim 9, which is characterized in that the face in the oxygen permeable membrane towards outside is plane, cambered surface
And/or a part of spherical surface.
11. a kind of oxygen-enriched structure on burner described in one of claim 1-10, which is characterized in that including shell and
Oxygen permeable membrane is provided with air inlet on the shell, and the oxygen permeable membrane blocks the air inlet,
The air inlet is provided with multiple, and each air inlet is arranged in correspondence with the oxygen permeable membrane and blocks to it,
Alternatively,
The air inlet is provided with multiple, and the oxygen permeable membrane is arranged one, an oxygen permeable membrane to all air inlets into
Row blocks.
12. a kind of gas combustion apparatus, which is characterized in that including burner described in one of claim 1-10.
13. gas combustion apparatus according to claim 12, which is characterized in that the gas combustion apparatus includes combustion gas
Stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182499.2U CN208832454U (en) | 2018-07-24 | 2018-07-24 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182499.2U CN208832454U (en) | 2018-07-24 | 2018-07-24 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208832454U true CN208832454U (en) | 2019-05-07 |
Family
ID=66307189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821182499.2U Withdrawn - After Issue CN208832454U (en) | 2018-07-24 | 2018-07-24 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208832454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826294A (en) * | 2018-07-24 | 2018-11-16 | 珠海格力电器股份有限公司 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
-
2018
- 2018-07-24 CN CN201821182499.2U patent/CN208832454U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826294A (en) * | 2018-07-24 | 2018-11-16 | 珠海格力电器股份有限公司 | Burner, oxygen-enriched structure and the gas combustion apparatus including it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190507 Effective date of abandoning: 20230407 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190507 Effective date of abandoning: 20230407 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |