CN107246345A - A kind of high temperature resistant nozzle - Google Patents
A kind of high temperature resistant nozzle Download PDFInfo
- Publication number
- CN107246345A CN107246345A CN201710531130.1A CN201710531130A CN107246345A CN 107246345 A CN107246345 A CN 107246345A CN 201710531130 A CN201710531130 A CN 201710531130A CN 107246345 A CN107246345 A CN 107246345A
- Authority
- CN
- China
- Prior art keywords
- connection end
- buffer unit
- high temperature
- temperature resistant
- connecting hole
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/165—Filtering elements specially adapted in fuel inlets to injector
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/166—Selection of particular materials
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The invention discloses a kind of high temperature resistant nozzle, including fuel feed pump, fixed plate, fixing hole, connection end, connecting hole, filter buffer unit, protect pad, connection end and shower nozzle, the tail end of the connection end is connected with fuel feed pump one end, and junction is provided with the fixed plate being fixedly connected with connection end, the fixing hole for being fixedly mounted with combustion chamber is correspondingly provided with the fixed plate, connecting hole is provided with the connection end, filter the connection end connection corresponding with the connecting hole of buffer unit, the filtering buffer unit side is connected with connection end, the high temperature resistant nozzle, suitable for various combustion chamber fuel feeding demands, facilitate in design and install, it disclosure satisfy that the work requirements of high temperature resistant and high leakproofness, simultaneously provided with filtering buffer unit, stable fuel feeding environment can be not only provided, and it is interior provided with resistant to elevated temperatures ceramic filtering pellet, fuel can effectively be cleared up, avoid blocking shower nozzle.
Description
Technical field
The present invention relates to a kind of nozzle, more particularly to a kind of high temperature resistant nozzle.
Background technology
Fuel nozzle belongs to technical field of engines, including cavity, fuel tap and cap of spraying nozzle, when the fuel pressure in oil pocket is high
When institute's definite value, fuel tap is opened, and fuel oil sprayed by cap of spraying nozzle, and fuel tap is made up of valve body, valve seat and spring, the rear end of valve seat with
Cavity connects to form oil pocket, and cavity is provided with the access road for entering oil pocket, and spring is located in oil pocket, and acts on valve body and valve seat
Between close fuel tap, the front end of valve seat is connected to form remaining volume with cap of spraying nozzle, and cap of spraying nozzle is provided with and is connected with remaining volume
Spray orifice.New structure fuel nozzle applied to pulsed fuel pump in electronic fuel injection system.With small volume, structure letter
Single, manufacturing cost is low, conveniently set beneficial effect and the progress of injection direction.
Now provide a kind of high temperature resistant nozzle, it is adaptable to various combustion chamber fuel feeding demands, facilitate install in design, Neng Gouman
The work requirements of sufficient high temperature resistant and high leakproofness, while provided with filtering buffer unit, stable fuel feeding environment can be not only provided,
And it is interior provided with resistant to elevated temperatures ceramic filtering pellet, it can effectively clear up fuel, it is to avoid block shower nozzle.
The content of the invention
It is an object of the invention to provide a kind of high temperature resistant nozzle, to solve the problems mentioned in the above background technology.
The purpose of the present invention is achieved by following technical proposals：A kind of high temperature resistant nozzle, including fuel feed pump, fixation
Plate, fixing hole, connection end, connecting hole, filtering buffer unit, protection pad, connection end and shower nozzle, the tail of the connection end
End is connected with fuel feed pump one end, and junction is provided with the fixed plate being fixedly connected with connection end, the fixed plate and is correspondingly provided with
For the fixing hole being fixedly mounted with combustion chamber, connecting hole is provided with the connection end, filter the connection end of buffer unit with
The connecting hole correspondence is connected, and the filtering buffer unit side is connected with connection end, and opposite side is fixed with shower nozzle and connected.
Further, it is cased with protecting pad on described connection end and consolidates with the connecting hole through combustion chamber and connection end
Fixed connection, the protection pad is high-temperature insulation mica sheet.
Further, ceramic filtering pellet, and the connection end of filtering buffer unit are provided with described filtering buffer unit
Port is provided with screen pack.
Further, described filtering buffer unit, shower nozzle and connection end fix be connected as a single entity part, the integral piece
It is made of single crystal super alloy.
Compared with prior art, the beneficial effects of the invention are as follows the high temperature resistant nozzle, it is adaptable to which various combustion chamber fuel feeding are needed
Ask, facilitate install in design, disclosure satisfy that the work requirements of high temperature resistant and high leakproofness, while provided with filtering buffer unit,
Stable fuel feeding environment can be not only provided, and it is interior provided with resistant to elevated temperatures ceramic filtering pellet, it can effectively clear up fuel, it is to avoid
Block shower nozzle.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
In figure：1st, fuel feed pump, 2, fixed plate, 3, fixing hole, 4, connection end, 5, connecting hole, 6, filtering buffer unit, 7, protect
Protection pad piece, 8, connection end, 9, shower nozzle.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments, is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, the invention discloses a kind of high temperature resistant nozzle, including fuel feed pump 1, fixed plate 2, fixing hole 3, connection
End 4, connecting hole 5, filtering buffer unit 6, protection pad 7, connection end 8 and shower nozzle 9, the tail end of the connection end 4 and confession
The one end of oil pipe 1 is connected, and junction is provided with the fixed plate 2 being fixedly connected with connection end 4, the fixed plate 2 and is correspondingly provided with use
In being provided with connecting hole 5 in the fixing hole 3 being fixedly mounted with combustion chamber, the connection end 4, the connection end 8 of buffer unit 6 is filtered
Connection corresponding with the connecting hole 5, the filtering side of buffer unit 6 is connected with connection end 8, and opposite side is fixed with shower nozzle 9
Connection.
It is cased with protecting pad 7 on connection end 8 in the present invention and consolidates with the connecting hole 5 through combustion chamber and connection end 4
Fixed connection, the protection pad 7 is high-temperature insulation mica sheet, the sealing of connection can be effectively improved, while meeting resistance to
The characteristic of high temperature.Ceramic filtering pellet, and the port of connection end 8 of filtering buffer unit 6 are provided with described filtering buffer unit 6
Provided with screen pack, designed by double filtration, shower nozzle 9 can be effectively protected and avoid blocking.Described filtering buffer unit 6,
Shower nozzle 9 and connection end 8 fix the part that is connected as a single entity, and the integral piece is made of single crystal super alloy, can so ensured
Whole integral piece long-time stable can work in high temperature environments.
The beneficial effects of the invention are as follows the high temperature resistant nozzle, it is adaptable to various combustion chamber fuel feeding demands, facilitates in design
Install, disclosure satisfy that the work requirements of high temperature resistant and high leakproofness, while provided with filtering buffer unit 6, can not only provide steady
Fixed fuel feeding environment, and it is interior provided with resistant to elevated temperatures ceramic filtering pellet, it can effectively clear up fuel, it is to avoid block shower nozzle 9.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (4)
1. a kind of high temperature resistant nozzle, it is characterised in that：Including fuel feed pump (1), fixed plate (2), fixing hole (3), connection end (4),
Connecting hole (5), filtering buffer unit (6), protection pad (7), connection end (8) and shower nozzle (9), the connection end (4)
Tail end is connected with fuel feed pump (1) one end, and junction is provided with the fixed plate (2) being fixedly connected with connection end (4), the fixed plate
(2) it is correspondingly provided with the fixing hole (3) for being fixedly mounted with combustion chamber, the connection end (4) and is provided with connecting hole (5), mistake
Filter connection end (8) connection corresponding with the connecting hole (5) of buffer unit (6), filtering buffer unit (6) side and company
Termination (8) connection is connect, opposite side is connected with shower nozzle (9) fixation.
2. a kind of high temperature resistant nozzle according to claim 1, it is characterised in that：It is cased with protecting on described connection end (8)
Protection pad piece (7) is simultaneously fixedly connected with through combustion chamber with the connecting hole (5) of connection end (4), and the protection pad (7) is high temperature resistant
Insulating concrete mica plate.
3. a kind of high temperature resistant nozzle according to claim 1, it is characterised in that：Set in described filtering buffer unit (6)
There is ceramic filtering pellet, and connection end (8) port of filtering buffer unit (6) is provided with screen pack.
4. a kind of high temperature resistant nozzle according to claim 1, it is characterised in that：Described filtering buffer unit (6), shower nozzle
(9) and the fixed part that is connected as a single entity of connection end (8), the integral piece is made of single crystal super alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531130.1A CN107246345A (en) | 2017-07-03 | 2017-07-03 | A kind of high temperature resistant nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531130.1A CN107246345A (en) | 2017-07-03 | 2017-07-03 | A kind of high temperature resistant nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107246345A true CN107246345A (en) | 2017-10-13 |
Family
ID=60014792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710531130.1A Pending CN107246345A (en) | 2017-07-03 | 2017-07-03 | A kind of high temperature resistant nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107246345A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877997A (en) * | 2012-08-23 | 2013-01-16 | 浙江福仕德燃油喷射系统有限公司 | Oil sprayer with filter structure |
| CN103423052A (en) * | 2012-05-15 | 2013-12-04 | 曼柴油机和涡轮机欧洲股份公司 | Injector for a fuel supply system of an internal combustion engine and fuel supply system |
| CN104343609A (en) * | 2013-08-08 | 2015-02-11 | 曼柴油机和涡轮机欧洲股份公司 | Injector for a fuel supply system of an internal combustion engine and fuel supply system |
| US20160024995A1 (en) * | 2014-07-22 | 2016-01-28 | Caterpillar Energy Solutions Gmbh | Ignition device with pre-combustion chamber |
-
2017
- 2017-07-03 CN CN201710531130.1A patent/CN107246345A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423052A (en) * | 2012-05-15 | 2013-12-04 | 曼柴油机和涡轮机欧洲股份公司 | Injector for a fuel supply system of an internal combustion engine and fuel supply system |
| CN102877997A (en) * | 2012-08-23 | 2013-01-16 | 浙江福仕德燃油喷射系统有限公司 | Oil sprayer with filter structure |
| CN104343609A (en) * | 2013-08-08 | 2015-02-11 | 曼柴油机和涡轮机欧洲股份公司 | Injector for a fuel supply system of an internal combustion engine and fuel supply system |
| US20160024995A1 (en) * | 2014-07-22 | 2016-01-28 | Caterpillar Energy Solutions Gmbh | Ignition device with pre-combustion chamber |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171013 |
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| RJ01 | Rejection of invention patent application after publication |