CN203670027U - Integral injector - Google Patents
Integral injector Download PDFInfo
- Publication number
- CN203670027U CN203670027U CN201320773104.7U CN201320773104U CN203670027U CN 203670027 U CN203670027 U CN 203670027U CN 201320773104 U CN201320773104 U CN 201320773104U CN 203670027 U CN203670027 U CN 203670027U
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- China
- Prior art keywords
- fuel
- cavity
- mouth
- ejector filler
- fuel cavity
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Abstract
The utility model discloses an integral injector. The integral injector comprises an injector body, wherein two fuel cavities are formed in the injector body, the fuel cavities and the injector body are of an integral structure, welding lines are arranged on the bottom portions of the fuel cavities, the width of the welding lines is equal to the width of the fuel cavities, the height of the welding lines is one tenth the height of the fuel cavities, the welding lines are filled with welding aid layers, fuel nozzles are arranged in one fuel cavity, gaps are reserved between the mouth portions of the fuel nozzles and the inner wall of the corresponding fuel cavity, spark plugs are arranged on the bottom portions of the fuel nozzles, and a water nozzle is arranged in the other fuel cavity. The integral injector has the advantages that potential safety hazards caused by leakage of the welding lines can be effectively eliminated, and the defects of large welding deformation and the long machining cycle can be effectively overcome; meanwhile, high-pressure air, gas-phase fuel, liquid-phase fuel and cooling water can be delivered into the injector in real time through the water nozzle, the service life is prolonged, and the injector is prevented from being burnt down or damaged.
Description
Technical field
The utility model 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, to be propellant agent spray into firing chamber by certain ratio of mixture completes the significant components that spray atomization mixes, 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.
Model utility content
The technical problems to be solved in the utility model is: overcome the problems referred to above, provide one effectively to avoid welding deformation large, the integrated type ejector filler of the shortcoming of process-cycle length.
To achieve these goals, the technical solution adopted in the utility model is such: integrated type ejector filler of the present utility model, 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, the utility model water 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, the utility model fuel nozzle bottom communicates with spark plug tip.
Compared with prior art, the utility model has the advantage of: 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, connect mouth by water simultaneously, can, in real time by high-pressure air, gas phase, liquid phase fuel and cooling water input, improve working life, avoid the generation of scaling loss and breaking-up phenomenon.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
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
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
The preferred embodiment of the utility model integrated type ejector filler 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 vertical with fuel cavity 2 to be fixedly installed, 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.
The utility model 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, connect mouth 6 by water 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, in the time of work, can effectively be lighted a fire by fuel nozzle 3.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this model utility technological thought, carry out various change and modification completely.The technical scope of this model utility 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 |
|---|---|---|---|
| CN201320773104.7U CN203670027U (en) | 2013-12-02 | 2013-12-02 | Integral injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320773104.7U CN203670027U (en) | 2013-12-02 | 2013-12-02 | Integral injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203670027U true CN203670027U (en) | 2014-06-25 |
Family
ID=50966335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320773104.7U Expired - Fee Related CN203670027U (en) | 2013-12-02 | 2013-12-02 | Integral injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203670027U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110327A (en) * | 2013-12-02 | 2014-10-22 | 成都绿迪科技有限公司 | Integral injector |
| CN104874985A (en) * | 2015-06-16 | 2015-09-02 | 湖北三江航天江北机械工程有限公司 | Manufacturing method of high temperature alloy porous precise injector |
-
2013
- 2013-12-02 CN CN201320773104.7U patent/CN203670027U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110327A (en) * | 2013-12-02 | 2014-10-22 | 成都绿迪科技有限公司 | Integral injector |
| CN104874985A (en) * | 2015-06-16 | 2015-09-02 | 湖北三江航天江北机械工程有限公司 | Manufacturing method of high temperature alloy porous precise injector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20141202 |
|
| EXPY | Termination of patent right or utility model |