CN104110327A - Integral injector - Google Patents
Integral injector Download PDFInfo
- Publication number
- CN104110327A CN104110327A CN201310626027.7A CN201310626027A CN104110327A CN 104110327 A CN104110327 A CN 104110327A CN 201310626027 A CN201310626027 A CN 201310626027A CN 104110327 A CN104110327 A CN 104110327A
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- fuel
- cavity
- fuel cavity
- mouth
- ejector filler
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Abstract
The invention discloses an integral injection which comprises an injector base. Two fuel cavities are arranged in the injector base, the fuel cavities and the injector base are of integral structures, welding seams are arranged at the bottoms of the fuel cavities, the width of each welding seam is equal to the width of each fuel cavity, the height of each welding seam is the tenth of the height of each fuel cavity, the welding seams are filled with welding aid layers, fuel spray nozzles are arranged in one of the fuel cavities, gaps are reserved among nozzles of the fuel spray nozzles and the inner wall of the corresponding fuel cavity, spark plugs are arranged at the bottoms of the fuel spray nozzles, and a water connecting nozzle is arranged in the other fuel cavity. The integral injector has the advantages that potential safety hazards of leakage of the welding seams can be effectively eliminated, and shortcomings of severe welding deformation and long machining periods can be effectively overcome; high-pressure air, gas-phase and liquid-phase fuel and cooling water can be timely inputted via the water connecting nozzle, the service life of the integral injector can be prolonged, and burning loss and damage can be prevented.
Description
Technical field
The present invention relates to a kind of ejector filler, particularly a kind of integrated type ejector filler.
Background technique
Ejector filler mainly plays a role in promoting, it contains oxidant cavity, fuel cavity and large flow nozzle, that propellant agent sprays into by certain ratio of mixture the significant components that firing chamber completes spray atomization mixing, ejector filler matrix had both been undertaken the compartmentation of oxidant cavity and fuel cavity, meet sealing requirements, possesses again certain rigidity and intensity, but general ejector filler exists certain deficiency, as fuel cavity and ejector filler matrix, non-integrative-structure between igniting jet pipe and oxygenant cavity, be generally and be welded to connect, entering weld joint leaks, to cause oxygenant and fuel to alter chamber, just likely cause the generation of security incident, and weld joint distortion is large, have a strong impact on using effect.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the problems referred to above, providing a kind of can effectively avoid welding deformation large, the integrated type ejector filler of the shortcoming that the process-cycle is long.
To achieve these goals, the technical solution used in the present invention is such: integrated type ejector filler of the present invention, comprise ejector filler matrix, in ejector filler matrix, be provided with fuel cavity, fuel cavity is two, fuel cavity and ejector filler matrix are monolithic construction, fuel cavity bottom is provided with weld seam, the width of weld seam is the width of fuel cavity, the height of weld seam is 1/10th of fuel cavity height, in weld seam, fill and help layer, in one fuel cavity, be provided with fuel nozzle, between fuel nozzle mouth and fuel cavity inwall, leave gap, fuel nozzle bottom is provided with spark plug, in its another fuel cavity, be provided with water and connect mouth, it is all consistent that water connects mouth two ends size, the relative side of fuel cavity is equipped with fuel joint mouth, fuel joint mouth and water connect mouth and be arranged in parallel, fuel joint mouth one end is warp architecture, its the other end is vertical with fuel cavity to be fixedly installed, also comprise oxygenant cavity, oxygenant cavity is two, oxygenant cavity is arranged on fuel cavity top, and be fixedly connected with ejector filler matrix, and be provided with igniting jet pipe between two oxygenant cavitys, between igniting jet pipe and oxygenant cavity, it is monolithic construction.
Further, as a kind of concrete structural type, water of the present invention connects mouth and fuel joint mouth all welds through high temperature heat-resisting material and fuel cavity.
Further, as a kind of concrete structural type, fuel nozzle of the present invention bottom communicates with spark plug tip.
Compared with prior art, the invention has the advantages that: this integrated type ejector filler can effectively be eliminated the potential safety hazard that weld seam is revealed, can effectively avoid welding deformation large, the shortcoming that process-cycle is long, by water, connect mouth simultaneously, can improve working life in real time by high-pressure air, gas phase, liquid phase fuel and cooling water input, avoid the generation of scaling loss and breaking-up phenomenon.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention;
In figure: 1. ejector filler matrix, 2. fuel cavity, 3. fuel nozzle, 4. spark plug, 5. weld seam, 6. water connects mouth, 7. fuel joint mouth, 8. oxygenant cavity, 9. igniting jet pipe.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, basic structure of the present invention is only described in a schematic way, so it only show the formation relevant with the present invention.
The preferred embodiment of integrated type ejector filler of the present invention as shown in Figure 1, comprise ejector filler matrix 1, in ejector filler matrix 1, be provided with fuel cavity 2, fuel cavity 2 is two, fuel cavity 2 is monolithic construction with ejector filler matrix 1, fuel cavity 2 bottoms are provided with weld seam 5, the width of weld seam 5 is the width of fuel cavity 2, the height of weld seam 5 is 1/10th of fuel cavity 2 height, the interior filling of weld seam 5 helps layer, in one fuel cavity 2, be provided with fuel nozzle 3, between fuel nozzle 3 mouths and fuel cavity 2 inwalls, leave gap, fuel nozzle 3 bottoms are provided with spark plug 4, in its another fuel cavity 2, be provided with water and connect mouth 6, it is all consistent that water connects mouth 6 two ends sizes, the relative side of fuel cavity 2 is equipped with fuel joint mouth 7, fuel joint mouth 7 connects mouth 6 with water and be arranged in parallel, fuel joint mouth 7 one end are warp architecture, its the other end is fixedly installed with fuel cavity 2 is vertical, also comprise oxygenant cavity 8, oxygenant cavity 8 is two, oxygenant cavity 8 is arranged on fuel cavity 2 tops, and be fixedly connected with ejector filler matrix 1, and between two oxygenant cavitys 8, be provided with igniting jet pipe 9, between igniting jet pipe 9 and oxygenant cavity 8, it is monolithic construction, water connects mouth 6 and fuel joint mouth 7 all welds through high temperature heat-resisting material and fuel cavity 2, fuel nozzle 3 bottoms communicate with spark plug 4 tops.
Integrated type ejector filler of the present invention can effectively be eliminated the potential safety hazard that weld seam is revealed, can effectively avoid welding deformation large, the shortcoming that process-cycle is long, by water, connect mouth 6 simultaneously, can be in real time by high-pressure air, gas phase, liquid phase fuel and cooling water input, improve working life, avoided the generation of scaling loss and breaking-up phenomenon.The interior filling of weld seam 5 helps layer, makes its welding performance more stable; Water connects mouth 6 and fuel joint mouth 7 all welds through high temperature heat-resisting material and fuel cavity 2, has further improved welding performance; Fuel nozzle 3 bottoms communicate with spark plug 4 tops, and spark plug 4, when work, can effectively be lighted a fire by fuel nozzle 3.
The above-mentioned foundation desirable embodiment of the present invention of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this invention technological thought, carry out various change and modification completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to claim scope.
Claims (3)
1. an integrated type ejector filler, comprise ejector filler matrix, it is characterized in that: in ejector filler matrix, be provided with fuel cavity, fuel cavity is two, fuel cavity and ejector filler matrix are monolithic construction, fuel cavity bottom is provided with weld seam, the width of weld seam is the width of fuel cavity, the height of weld seam is 1/10th of fuel cavity height, in weld seam, fill and help layer, in one fuel cavity, be provided with fuel nozzle, between fuel nozzle mouth and fuel cavity inwall, leave gap, fuel nozzle bottom is provided with spark plug, in its another fuel cavity, be provided with water and connect mouth, it is all consistent that water connects mouth two ends size, the relative side of fuel cavity is equipped with fuel joint mouth, fuel joint mouth and water connect mouth and be arranged in parallel, fuel joint mouth one end is warp architecture, its the other end is vertical with fuel cavity to be fixedly installed, also comprise oxygenant cavity, oxygenant cavity is two, oxygenant cavity is arranged on fuel cavity top, and be fixedly connected with ejector filler matrix, and be provided with igniting jet pipe between two oxygenant cavitys, between igniting jet pipe and oxygenant cavity, it is monolithic construction.
2. integrated type ejector filler according to claim 1, is characterized in that: described water connects mouth and fuel joint mouth all welds through high temperature heat-resisting material and fuel cavity.
3. integrated type ejector filler according to claim 1, is characterized in that: described fuel nozzle bottom communicates with spark plug tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310626027.7A CN104110327A (en) | 2013-12-02 | 2013-12-02 | Integral injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310626027.7A CN104110327A (en) | 2013-12-02 | 2013-12-02 | Integral injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104110327A true CN104110327A (en) | 2014-10-22 |
Family
ID=51707277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310626027.7A Pending CN104110327A (en) | 2013-12-02 | 2013-12-02 | Integral injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104110327A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194204A (en) * | 2017-12-28 | 2018-06-22 | 西安航天动力研究所 | A kind of highly reliable monoblock type ejector filler |
| CN113787305A (en) * | 2021-09-01 | 2021-12-14 | 西安远航真空钎焊技术有限公司 | Processing method of air heater injector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203130282U (en) * | 2013-03-15 | 2013-08-14 | 北京航天动力研究所 | Integral injector |
| CN203670027U (en) * | 2013-12-02 | 2014-06-25 | 成都绿迪科技有限公司 | Integral injector |
-
2013
- 2013-12-02 CN CN201310626027.7A patent/CN104110327A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203130282U (en) * | 2013-03-15 | 2013-08-14 | 北京航天动力研究所 | Integral injector |
| CN203670027U (en) * | 2013-12-02 | 2014-06-25 | 成都绿迪科技有限公司 | Integral injector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194204A (en) * | 2017-12-28 | 2018-06-22 | 西安航天动力研究所 | A kind of highly reliable monoblock type ejector filler |
| CN108194204B (en) * | 2017-12-28 | 2020-03-03 | 西安航天动力研究所 | High-reliability integral injector |
| CN113787305A (en) * | 2021-09-01 | 2021-12-14 | 西安远航真空钎焊技术有限公司 | Processing method of air heater injector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141022 |