CN104676590A - Burner nozzle, burner with burner nozzle and gas stove with burner nozzle - Google Patents
Burner nozzle, burner with burner nozzle and gas stove with burner nozzle Download PDFInfo
- Publication number
- CN104676590A CN104676590A CN201410130720.XA CN201410130720A CN104676590A CN 104676590 A CN104676590 A CN 104676590A CN 201410130720 A CN201410130720 A CN 201410130720A CN 104676590 A CN104676590 A CN 104676590A
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- CN
- China
- Prior art keywords
- burner
- opening
- induction tunnel
- seal plug
- seal
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/08—Arrangement or mounting of burners
- F24C3/085—Arrangement or mounting of burners on ranges
- F24C3/087—Arrangement or mounting of burners on ranges in baking ovens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
- F23D2900/14—Special features of gas burners
Abstract
The invention discloses a burner nozzle, a burner with the burner nozzle and a gas stove with the burner nozzle. The burner nozzle comprises a first ejecting tube and a seal plug. The first ejecting tube is a Venturi tube, a first opening is formed in the first end of the first ejecting tube, and a second opening is formed in the second end of the first ejecting tube. The seal plug comprises a seal plug body and a plurality of seal teeth, at least one part of the seal plug body is arranged in one of the first opening and the second opening, the seal teeth are arranged on the circumferential surface of the at least one part of the seal plug body at intervals along the axial direction of the first ejecting tube, and a seal cavity is limited among each two adjacent seal teeth and the circumferential surface. The burner nozzle has the advantages of good seal effect, simple structure, convenience in manufacturing, long service life and the like.
Description
Technical field
The present invention relates to a kind of burner, also relate to a kind of burner of described burner and there is the gas-cooker of described burner of having.
Background technology
When the fabrication hole of the burner of existing gas-cooker is circular hole, the form of thread seal is adopted to seal.When the fabrication hole of the burner of existing gas-cooker is irregularly-shaped hole, the form of interference fit or increase sealing ring is adopted to seal.
When adopting the form of interference fit to seal, because burner body is squeezed, therefore burner body is easy to occur cracking phenomena, and when the power extruded occurs uneven, the gap that there will be between plug and fabrication hole is uneven, thus occurs leaking fiery phenomenon.
When adopting sealing ring to seal, because burner is in the situation (during as tempering) of abnormal use, the temperature of burner will reach 400 DEG C, the rubber seal temperature that ability is so not high.If adopt resistant to elevated temperatures sealing ring, the manufacturing cost of burner greatly will be increased.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind ofly have the burner that good sealing effect, structure are simple, be convenient to the advantages such as manufacture, long service life.
Another object of the present invention is to propose a kind of burner with described burner.
Another object of the present invention is to propose a kind of gas-cooker with described burner.
The burner of embodiment according to a first aspect of the present invention comprises: the first induction tunnel, and described first induction tunnel is Venturi tube, and the first end of described first induction tunnel has the first opening, and the second end of described first induction tunnel has the second opening; And seal plug, described seal plug comprises seal plug body and multiple sealing tooth, in that is located in described first opening and described second opening at least partially of described seal plug body, multiple described sealing tooth limits annular seal space between adjacent two described sealing teeth and described side face on turning up the soil to be located at described in described seal plug body at least partially side face along the axially spaced-apart of described first induction tunnel.
Burner according to the embodiment of the present invention has the seal plug of described sealing tooth by setting in described in described first opening and described second opening, thus flow into after in described first induction tunnel with certain speed at the mist of combustion gas and air, this mist flows to described seal plug, and in described annular seal space, produce the mutual collision between vortex and gas.Because the mutual collision between vortex and gas must need the pressure consuming this mist, the outlet pressure of the mist therefore in described annular seal space is lost to consistent with atmospheric pressure, namely this mist can not flow out described first induction tunnel from described described first opening and described second opening, thus reaches the effect of sealing.
Therefore, according to the burner of the embodiment of the present invention have good sealing effect, structure simple, be convenient to the advantages such as manufacture, long service life.
In addition, burner according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described first induction tunnel comprises: diffuser, and the first end of described diffuser has described first opening, and the described of described seal plug body is located in described first opening at least partially; Trunnion, the first end of described trunnion is connected with the second end of described diffuser; And suction casing, the first end of described suction casing is connected with the second end of described trunnion, and the second end of described suction casing has described second opening.
According to one embodiment of present invention, have fabrication hole in described first induction tunnel, described fabrication hole has described first opening and described second opening, and described fabrication hole is circular port or profiled holes.
According to one embodiment of present invention, the distance of the wall of described in the outer of described sealing tooth and described first opening and described second opening in the radial direction of described first induction tunnel is in the scope of 0.05 millimeter to 0.2 millimeter.In described one that described seal plug can be made thus more easily, to be easily engaged in described first opening and described second opening.
According to one embodiment of present invention, the height of described sealing tooth in the radial direction of described first induction tunnel is in the scope of 3 millimeters to 5 millimeters.Described annular seal space can be made thus to have more sufficient space to make mist carry out vortex and collision mutually, thus can prevent the mist in described first induction tunnel from revealing further.
According to one embodiment of present invention, described sealing tooth is annular.The sealing effectiveness of described seal plug can be improved thus further, prevent the mist in described first induction tunnel from revealing.
According to one embodiment of present invention, the radial section of described annular seal space is a circular part, trapezoidal, triangle, square or rectangular.
According to one embodiment of present invention, adjacent two described sealing teeth in the distance axially of described first induction tunnel between 3 millimeters-5 millimeters.Described annular seal space can be made thus to have more sufficient space to make mist carry out vortex and collision mutually, thus can prevent the mist in described first induction tunnel from revealing further.
According to one embodiment of present invention, described seal plug also comprises sealing plate, and described sealing plate is located on described seal plug body, and wherein said sealing plate is located on the end face of corresponding in the first end of described first induction tunnel and the second end.More easily, firmly described seal plug can be installed thus.
Embodiment according to a second aspect of the present invention proposes a kind of burner, and described burner comprises: burner, and described burner is burner described according to a first aspect of the present invention; Air distribution disk, described air distribution disk is located on described burner; And outer fire cover, described outer fire cover is located on described air distribution disk.
According to the burner of the embodiment of the present invention by arranging burner described according to a first aspect of the present invention, thus have good sealing effect, structure simple, be convenient to the advantages such as manufacture, long service life.
Embodiment according to a third aspect of the present invention proposes a kind of gas-cooker, and described gas-cooker comprises: drain pan; With at least one burner, described burner is burner described according to a second aspect of the present invention, and described burner is located on described drain pan.
According to the gas-cooker of the embodiment of the present invention by arranging burner described according to a second aspect of the present invention, thus have good sealing effect, structure simple, be convenient to the advantages such as manufacture, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the burner according to the embodiment of the present invention;
Fig. 2 is the sectional view along A-A direction of Fig. 1;
Fig. 3 is the enlarged drawing in the B region in Fig. 2;
Fig. 4 is the partial sectional view of the burner according to the embodiment of the present invention;
Fig. 5 is the partial sectional view of the burner according to the embodiment of the present invention;
Fig. 6 is the structural representation of the seal plug of burner according to the embodiment of the present invention;
Fig. 7 is the sectional view along C-C direction of Fig. 6;
Fig. 8 is the explosive view of the burner according to the embodiment of the present invention;
Fig. 9 is the structural representation of the gas-cooker according to the embodiment of the present invention;
Figure 10 is the sectional view along D-D direction of Fig. 9.
Reference numeral:
Gas-cooker 1, drain pan 20, burner 10
Burner 101, air distribution disk 102, outer fire cover 103, inner fire cover 104,
First induction tunnel 1011, first opening 10111, second opening 10112, diffuser 10113, trunnion 10114, suction casing 10115,
Seal plug 1012, seal plug body 10121, sealing tooth 10122, sealing plate 10123, annular seal space 10124, second induction tunnel 1013
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to Fig. 1-Fig. 7, the burner 101 according to the embodiment of the present invention is described.As shown in Fig. 1-Fig. 7, comprise the first induction tunnel 1011 and seal plug 1012 according to the burner 101 of the embodiment of the present invention.
First induction tunnel 1011 is Venturi tube as shown in Figures 2 and 3, and the second end that the first end of the first induction tunnel 1011 has the first opening 10111, first induction tunnel 1011 has the second opening 10112.Seal plug 1012 comprises seal plug body 10121 and multiple sealing tooth 10122, in that is located in the first opening 10111 and the second opening 10112 at least partially of seal plug body 10121, on multiple sealing tooth 10122 is turned up the soil to be located at described in seal plug body 10121 at least partially side face along the axially spaced-apart of the first induction tunnel 1011.In other words, multiple sealing tooth 10122 is located in described in the first opening 10111 and the second opening 10112, to seal described in the first opening 10111 and the second opening 10112.Annular seal space 10124 is limited between adjacent two sealing teeth 10122 and described side face.
Burner 101 according to the embodiment of the present invention has the seal plug 1012 of sealing tooth 10122 by setting in described in the first opening 10111 and the second opening 10112, thus flow into after in the first induction tunnel 1011 with certain speed at the mist of combustion gas and air, this mist flows to seal plug 1012, and produces the mutual collision between vortex and gas in annular seal space 10124.Because the mutual collision between vortex and gas must need the pressure consuming this mist, the outlet pressure of the mist therefore in annular seal space 10124 is lost to consistent with atmospheric pressure, namely this mist can not flow out the first induction tunnel 1011 from described the first opening 10111 and the second opening 10112, thus reaches the effect of sealing.
Therefore, according to the burner 101 of the embodiment of the present invention have good sealing effect, structure simple, be convenient to the advantages such as manufacture, long service life.
Specifically, be utilize a kind of brand-new mode to seal according to the burner 101 of the embodiment of the present invention, be different from according to the sealing means of the burner 101 of the embodiment of the present invention mode that utilizes sealing ring to carry out sealing completely and utilize interference fit to carry out the mode sealed.
Burner 101 according to the embodiment of the present invention can be made up of aluminium alloy.
As shown in Figure 2, particularly, the first induction tunnel 1011 can comprise diffuser 10113, trunnion 10114 and suction casing 10115.The first end of diffuser 10113 has the first opening 10111, and the described of seal plug body 10121 is located in the first opening 10111 at least partially.The first end of trunnion 10114 is connected with the second end of diffuser 10113, and the first end of suction casing 10115 is connected with the second end of trunnion 10114, and the second end of suction casing 10115 has the second opening 10112.
Have fabrication hole in first induction tunnel 1011, this fabrication hole can have the first opening 10111 and the second opening 10112, and this fabrication hole can be circular port or profiled holes.Especially, when this fabrication hole is profiled holes, screw thread cannot be used to seal the first opening 10111 or the second opening 10112, now more can embody the convenience and validity that utilize seal plug 1012 to carry out sealing, make burner 101 have more cost advantage.
Advantageously, the wall of described sealed in the outer of tooth 10122 and the first opening 10111 and the second opening 10112 is spaced apart in the radial direction of the first induction tunnel 1011.In described one that seal plug 1012 can be made thus more easily, to be easily engaged in the first opening 10111 and the second opening 10112.
As shown in Figure 4 and Figure 5, in some embodiments of the invention, the wall of described in the outer of tooth 10122 and the first opening 10111 and the second opening 10112 distance L1 in the radial direction of the first induction tunnel 1011 is sealed in the scope of 0.05 millimeter to 0.2 millimeter.Wherein, the direction of the central axis of contiguous first induction tunnel 1011 is that inwardly the direction away from the central axis of the first induction tunnel 1011 is outside.In described one that seal plug 1012 can be made thus more easily, to be easily engaged in the first opening 10111 and the second opening 10112.
Those skilled in the art, when solution seals this technical problem to opening, can avoid making to occur gap (such as being avoided by sealing ring or interference fit) between seal and the wall of opening as much as possible.And be isolated according to the wall of described in the sealing tooth 10122 of the seal plug 1012 of the burner 101 of the embodiment of the present invention and the first opening 10111 and the second opening 10112, thus further illustrate the inventive concept that inventive concept of the present invention is different from existing sealing means completely.
Advantageously, sealing tooth 10122 can be annular.In other words, the circumference sealing tooth 10122 can be identical with the circumference of the first induction tunnel 1011.The sealing effectiveness of seal plug 1012 can be improved thus further, prevent the mist in the first induction tunnel 1011 from revealing.
The height H of sealing tooth 10122 in the radial direction of the first induction tunnel 1011 can in the scope of 3 millimeters to 5 millimeters (as shown in Figure 5).Annular seal space 10124 can be made thus to have more sufficient space to make mist carry out vortex and collision mutually, thus can prevent the mist in the first induction tunnel 1011 from revealing further.
Particularly, the radial section of annular seal space 10124 can be a circular part, trapezoidal (as shown in Figure 4), triangle (as shown in Figure 5), square or rectangular.This radial section can extend along the radial direction of the first induction tunnel 1011.
Adjacent two sealing teeth 10122 can between 3 millimeters-5 millimeters (as shown in Figure 5) at the distance L2 axially of the first induction tunnel 1011.Annular seal space 10124 can be made thus to have more sufficient space to make mist carry out vortex and collision mutually, thus can prevent the mist in the first induction tunnel 1011 from revealing further.
As shown in Fig. 2, Fig. 3, Fig. 6 and Fig. 7, seal plug 1012 can also comprise sealing plate 10123, and sealing plate 10123 can be located on seal plug body 10121.Wherein, sealing plate 10123 is located on the end face of corresponding in the first end of the first induction tunnel 1011 and the second end.In other words, if seal plug 1012 is located in the first opening 10111, sealing plate 10123 is located on the end face of the first end of the first induction tunnel 1011.If seal plug 1012 is located in the second opening 10112, sealing plate 10123 is located on the end face of the second end of the first induction tunnel 1011.More easily, firmly seal plug 1012 can be installed thus.
Advantageously, sealing plate 10123 can be located in the part being positioned at outside the first induction tunnel 1011 of seal plug body 10121.Sealing plate 10123 can be arranged on the first induction tunnel 1011 by screw, and sealing plate 10123 can also be arranged on the first induction tunnel 1011 by riveted joint.
Present invention also offers a kind of burner 10.As shown in Figure 8, burner, air distribution disk 102 and outer fire cover 103 is comprised according to the burner 10 of the embodiment of the present invention.Described burner is the burner 101 according to above-described embodiment.Air distribution disk 102 is located on burner 101, and outer fire cover 103 is located on air distribution disk 102.
According to the burner 10 of the embodiment of the present invention by arranging the burner 101 according to above-described embodiment, thus have good sealing effect, structure simple, be convenient to the advantages such as manufacture, long service life.
It will be appreciated by persons skilled in the art that and can also comprise inner fire cover 104 according to the burner 10 of the embodiment of the present invention, burner 101, air distribution disk 102, outer fire cover 103 and inner fire cover 104 can be assembled in known manner.
Specifically, burner 101 can also comprise the second induction tunnel 1013, second induction tunnel 1013 and can be connected with inner fire cover 104, and another seal plug 1012 can be utilized to seal the second induction tunnel 1013.In addition, the fabrication hole of the second induction tunnel 1013 also can be circular hole, and the second induction tunnel 1013 can also be sealed by screw thread.
Present invention also offers a kind of gas-cooker 1.As shown in Figure 9 and Figure 10, drain pan 20 and at least one burner is comprised according to the gas-cooker 1 of the embodiment of the present invention.Described burner is the burner 10 according to above-described embodiment, and burner 10 is located on drain pan 20.
According to the gas-cooker 1 of the embodiment of the present invention by arranging the burner 10 according to above-described embodiment, thus have good sealing effect, structure simple, be convenient to the advantages such as manufacture, long service life.
It will be appreciated by persons skilled in the art that burner 10 can be arranged on drain pan 20 by known methods.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (11)
1. a burner, is characterized in that, comprising:
First induction tunnel, described first induction tunnel is Venturi tube, and the first end of described first induction tunnel has the first opening, and the second end of described first induction tunnel has the second opening; With
Seal plug, described seal plug comprises seal plug body and multiple sealing tooth, in that is located in described first opening and described second opening at least partially of described seal plug body, multiple described sealing tooth limits annular seal space between adjacent two described sealing teeth and described side face on turning up the soil to be located at described in described seal plug body at least partially side face along the axially spaced-apart of described first induction tunnel.
2. burner according to claim 1, is characterized in that, described first induction tunnel comprises:
Diffuser, the first end of described diffuser has described first opening, and the described of described seal plug body is located in described first opening at least partially;
Trunnion, the first end of described trunnion is connected with the second end of described diffuser; With
Suction casing, the first end of described suction casing is connected with the second end of described trunnion, and the second end of described suction casing has described second opening.
3. burner according to claim 1 and 2, is characterized in that, has fabrication hole in described first induction tunnel, and described fabrication hole has described first opening and described second opening, and described fabrication hole is circular port or profiled holes.
4. burner according to claim 1 and 2, is characterized in that, the distance of the wall of described in the outer of described sealing tooth and described first opening and described second opening in the radial direction of described first induction tunnel is in the scope of 0.05 millimeter to 0.2 millimeter.
5. burner according to claim 1 and 2, is characterized in that, the height of described sealing tooth in the radial direction of described first induction tunnel is in the scope of 3 millimeters to 5 millimeters.
6. burner according to claim 1 and 2, is characterized in that, described sealing tooth is annular.
7. burner according to claim 1, is characterized in that, the radial section of described annular seal space is a circular part, trapezoidal, triangle, square or rectangular.
8. burner according to claim 1, is characterized in that, adjacent two described sealing teeth in the distance axially of described first induction tunnel between 3 millimeters-5 millimeters.
9. burner according to claim 1 and 2, it is characterized in that, described seal plug also comprises sealing plate, and described sealing plate is located on described seal plug body, and wherein said sealing plate is located on the end face of corresponding in the first end of described first induction tunnel and the second end.
10. a burner, is characterized in that, comprising:
Burner, described burner is the burner according to any one of claim 1-9;
Air distribution disk, described air distribution disk is located on described burner; With
Outer fire cover, described outer fire cover is located on described air distribution disk.
11. 1 kinds of gas-cookers, is characterized in that, comprising:
Drain pan; With
At least one burner, described burner is burner according to claim 10, and described burner is located on described drain pan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410130720.XA CN104676590B (en) | 2014-04-02 | 2014-04-02 | Burner and burner and gas-cooker with the burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410130720.XA CN104676590B (en) | 2014-04-02 | 2014-04-02 | Burner and burner and gas-cooker with the burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104676590A true CN104676590A (en) | 2015-06-03 |
| CN104676590B CN104676590B (en) | 2018-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410130720.XA Active CN104676590B (en) | 2014-04-02 | 2014-04-02 | Burner and burner and gas-cooker with the burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104676590B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2239538Y (en) * | 1996-02-09 | 1996-11-06 | 张广会 | Fan static sealing device |
| US6039535A (en) * | 1997-06-23 | 2000-03-21 | Hitachi, Ltd. | Labyrinth sealing device, and fluid machine providing the same |
| US20100176585A1 (en) * | 2009-01-12 | 2010-07-15 | Electrolux Home Products, Inc. | Method for attaching tube and fittings |
| CN201539878U (en) * | 2009-10-21 | 2010-08-04 | 上海锅炉厂有限公司 | Separating labyrinth sealing ring for small rotary air preheater |
| CN202099328U (en) * | 2011-06-07 | 2012-01-04 | 嘉善通利达工业炉有限公司 | Seal ring for furnace lid |
| CN102345585A (en) * | 2011-10-10 | 2012-02-08 | 沈阳理工大学 | Reciprocating compressor labyrinth seal structure |
| CN202253635U (en) * | 2011-08-09 | 2012-05-30 | 中山市明科金属制品有限公司 | Aluminum furnace end |
| CN202273908U (en) * | 2011-09-15 | 2012-06-13 | 安徽安风风机有限公司 | Main shaft seal structure of coal gas pressurizing fan |
| CN203771407U (en) * | 2014-04-02 | 2014-08-13 | 广东美的厨房电器制造有限公司 | Furnace end, combustor with same and gas stove with furnace end |
-
2014
- 2014-04-02 CN CN201410130720.XA patent/CN104676590B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2239538Y (en) * | 1996-02-09 | 1996-11-06 | 张广会 | Fan static sealing device |
| US6039535A (en) * | 1997-06-23 | 2000-03-21 | Hitachi, Ltd. | Labyrinth sealing device, and fluid machine providing the same |
| US20100176585A1 (en) * | 2009-01-12 | 2010-07-15 | Electrolux Home Products, Inc. | Method for attaching tube and fittings |
| CN201539878U (en) * | 2009-10-21 | 2010-08-04 | 上海锅炉厂有限公司 | Separating labyrinth sealing ring for small rotary air preheater |
| CN202099328U (en) * | 2011-06-07 | 2012-01-04 | 嘉善通利达工业炉有限公司 | Seal ring for furnace lid |
| CN202253635U (en) * | 2011-08-09 | 2012-05-30 | 中山市明科金属制品有限公司 | Aluminum furnace end |
| CN202273908U (en) * | 2011-09-15 | 2012-06-13 | 安徽安风风机有限公司 | Main shaft seal structure of coal gas pressurizing fan |
| CN102345585A (en) * | 2011-10-10 | 2012-02-08 | 沈阳理工大学 | Reciprocating compressor labyrinth seal structure |
| CN203771407U (en) * | 2014-04-02 | 2014-08-13 | 广东美的厨房电器制造有限公司 | Furnace end, combustor with same and gas stove with furnace end |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104676590B (en) | 2018-03-30 |
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