CN214741753U - Novel gas nozzle for diesel engine - Google Patents
Novel gas nozzle for diesel engine Download PDFInfo
- Publication number
- CN214741753U CN214741753U CN202120840928.6U CN202120840928U CN214741753U CN 214741753 U CN214741753 U CN 214741753U CN 202120840928 U CN202120840928 U CN 202120840928U CN 214741753 U CN214741753 U CN 214741753U
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- China
- Prior art keywords
- gas nozzle
- flange
- connecting pipe
- diesel engine
- pipe
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- 230000010354 integration Effects 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims description 27
- 239000007924 injection Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 11
- 230000007797 corrosion Effects 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005266 casting Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000005495 investment casting Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 3
- 239000002283 diesel fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000012149 noodles Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
Images
Abstract
The utility model provides a novel gas nozzle for diesel engine for fluid control in marine diesel cylinder belongs to fuel control part, including the gas nozzle body, the gas nozzle body includes the connecting pipe, and wherein the upper portion of connecting pipe is equipped with flange, and is connected with external equipment through flange, flange and the integration of connecting pipe set up. The utility model discloses in, connecting pipe upper portion is flange, be connected with external equipment, the connecting pipe plays the support connection effect, the connecting pipe below is jet-propelled pipe, be main work position, gas nozzle's bottommost is the baffle, can play guide fluid's effect, this gas nozzle is rational in infrastructure, welding scheme change is the precision casting technology after with original casting, reduce internal defect, can improve sealing performance, also can reduce the deformation of product and the machining allowance in the follow-up production simultaneously, the cost of casting and processing has been reduced, production efficiency and higher intensity have been improved.
Description
Technical Field
The utility model relates to a diesel engine field especially relates to a novel gas nozzle for diesel engine.
Background
Diesel engineThe fuel used is diesel oil, the viscosity ratio of whichGasoline (gasoline)Large, not easy to evaporate, but rather its auto-ignition temperature ratioGasoline (gasoline)Low, so that the combustible mixture is formed and ignited in the same wayGasoline engineDifferent. In a different wayMainly of diesel enginesCylinderThe mixture in (1) is compression ignited, not ignited. Diesel oilEngineWhen in operation, the air enters the air cylinderAir (a)When the air in the cylinder is compressed to the end point,temperature ofCan reach 500-700 ℃, and the pressure can reach 40-50Atmospheric pressure。PistonWhen the position of the upper end of the guide rail approaches the top dead center,oil supply systemIs/are as followsFuel injection nozzleFuel is injected into the combustion chamber of the cylinder at an extremely high pressure for an extremely short time,firewood OilForming fine oil particles, mixing with high-pressure and high-temperature air, and self-combusting combustible gas mixture and violently expanding to generateExplosive powerPush awayPistonThe air entering the cylinder needs to enter through the gas nozzle by doing work downwards;
therefore diesel engine's gas nozzle need reach higher intensity and high leakproofness, need have better corrosion resistance moreover, however current diesel engine's gas nozzle still has some weak points in intensity and leakproofness convenience, for this reason the utility model provides a novel for diesel engine gas nozzle realizes higher intensity and high leakproofness.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel gas nozzle for diesel engine to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a novel gas nozzle for diesel engine, includes the gas nozzle body, the gas nozzle body includes the connecting pipe, and wherein the upper portion of connecting pipe is equipped with flange, and is connected with external equipment through flange, flange and connecting pipe integration set up, the below of connecting pipe is equipped with jet-propelled pipe, jet-propelled pipe and connecting pipe intercommunication, and for the integration setting, the below of jet-propelled pipe is equipped with the baffle.
Furthermore, the upper part of the gas nozzle is provided with a connecting flange to be connected with external equipment (an engine), the connecting pipe is arranged below the connecting flange to play a role in supporting and connecting, the gas spraying pipe is arranged below the connecting pipe and is a main working part to play a role in spraying gas, and the bottommost part of the gas nozzle is provided with a baffle plate to play a role in guiding fluid
Preferably, the outer side of the connecting flange is a circular surface, and the inner side of the connecting flange is provided with a circular channel.
Further, the inner circular channel is used for dredging gas and is used for gas circulation.
Preferably, the upper surface of the connecting flange is provided with an annular groove, a sealing washer is arranged in the annular groove, the lower surface of the connecting flange is a processing surface, the connecting flange is provided with a plurality of connecting holes, and the connecting flange is connected with external equipment through the connecting holes.
Furthermore, through setting up sealed the pad, can increase the leakproofness when flange is connected with external equipment, through bolt through connection hole to be connected flange and external equipment.
Preferably, the connecting pipe is a tubular structure, wherein the top of the connecting pipe is communicated with the circular channel of the connecting flange.
Further, the connecting pipe is used for the circulation of gas.
Preferably, the gas ejector pipe is of a tubular structure, and the gas ejector pipe and the connecting pipe form an obtuse angle of 161 degrees.
Preferably, the gas injection pipe is provided with a first gas injection hole and a second gas injection hole, wherein the first gas injection hole is positioned above the second gas injection hole.
Preferably, the first gas injection holes are of a square structure.
Preferably, the baffle and the connecting flange form an included angle of 15 degrees.
Preferably, the gas nozzle body is made of a high-strength corrosion-resistant material.
Preferably, the high-strength corrosion-resistant material is a polytetrafluoroethylene material.
Furthermore, the polytetrafluoroethylene material has strong corrosion resistance and is an ideal sealing material for manufacturing the joints of content equipment such as liquid and gas pipelines, heat exchangers and the like.
Compared with the prior art, the utility model provides a gas nozzle for diesel engine has following beneficial effect:
the utility model provides a novel gas nozzle for diesel engine, at first, connecting pipe upper portion is flange, be connected with external equipment, the connecting pipe plays the support connection effect, the connecting pipe below is jet-propelled pipe, be main work position, the bottommost of gas nozzle is the baffle, can play the effect of guide fluid, this gas nozzle is rational in infrastructure, change original post-casting welding scheme into precision casting technology, reduce internal defect, can improve sealing performance, also can reduce the deformation of product and the machining allowance in the follow-up production simultaneously, the cost of casting and processing has been reduced, production efficiency and higher intensity have been improved; secondly, the gas nozzle uses high-strength corrosion-resistant materials, so that the gas nozzle has enough strength and wear resistance, ensures that internal parts are not corroded in severe environment, ensures the normal operation of equipment, and prolongs the service life of the equipment.
Drawings
FIG. 1 is a cross-sectional view of a novel gas nozzle for a diesel engine according to the present invention;
FIG. 2 is a schematic perspective view of a gas nozzle for a novel diesel engine according to the present invention;
reference numerals: 1. a connecting flange; 1a, an annular groove; 1b, processing the noodles; 1c, connecting holes; 2. a connecting pipe; 3. a gas ejector tube; 3a, a first gas injection hole; 3b, a second gas injection hole; 4. and a baffle plate.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
In the concrete implementation process, as shown in fig. 1 and fig. 2, a novel gas nozzle for diesel engine, including the gas nozzle body, the gas nozzle body includes connecting pipe 2, and wherein the upper portion of connecting pipe 2 is equipped with flange 1, and is connected with external equipment through flange 1, and flange 1 sets up with the integration of connecting pipe 2, and the below of connecting pipe 2 is equipped with jet-propelled pipe 3, and jet-propelled pipe 3 and connecting pipe 2 intercommunication, and for the integration setting, the below of jet-propelled pipe 3 is equipped with baffle 4.
In the specific implementation process, as shown in fig. 1 and 2, the outer side of the connecting flange 1 is a circular surface, and the inner side is provided with a circular channel. An annular groove 1a is formed in the upper surface of the connecting flange 1, a sealing washer is placed in the annular groove 1a, the lower surface of the connecting flange 1 is a processing surface 1b, a plurality of connecting holes 1c are formed in the connecting flange 1, and the connecting flange 1 is connected with external equipment through the connecting holes 1 c.
In the specific implementation, as shown in fig. 1 and 2, the connection pipe 2 has a tubular structure, wherein the top of the connection pipe 2 is communicated with the circular channel of the connection flange 1.
In the specific implementation, as shown in fig. 1 and 2, the gas lance 3 has a tubular structure, and the gas lance 3 and the connecting pipe 2 form an obtuse angle of 161 °. The gas injection pipe 3 is provided with a first gas injection hole 3a and a second gas injection hole 3b, wherein the first gas injection hole 3a is positioned above the second gas injection hole 3 b. The first gas ejection holes 3a have a square structure.
In the specific implementation, as shown in fig. 1 and 2, the baffle 4 is at an angle of 15 ° with respect to the connecting flange 1.
In the specific implementation, the gas nozzle body is made of a high strength, corrosion resistant material, as shown in fig. 1 and 2. The high-strength corrosion-resistant material is a polytetrafluoroethylene material.
The working principle of the utility model is as follows: when the gas nozzle is used, the connecting flange 1 at the top of the gas nozzle body is connected and fixed with external equipment through the bolt penetrating through the connecting hole 1c, and the stability and the sealing performance of the gas nozzle and the external equipment can be improved by arranging the sealing washer; gas enters a pipeline in the connecting pipe 2 through a circular channel on the connecting flange 1, finally enters the gas ejector 3, and is ejected through a first gas ejecting hole 3a and a second gas ejecting hole 3b on the gas ejector 3;
when in use, the upper part of the gas nozzle is provided with a connecting flange 1, the outer side of the connecting flange 1 is provided with a circular surface, the inner side of the connecting flange is provided with a circular channel, the upper surface of the connecting flange is provided with an annular groove 1a for placing a sealing ring during assembly, the lower surface of the connecting flange is provided with a processing surface 1b for requiring the smoothness to meet the assembly requirement, the connecting flange 1 is provided with 4 unthreaded holes 1c for assembly, the connecting flange 1 mainly has the function of connecting and matching with external equipment, the connecting pipe 2 is arranged below the connecting flange 1 and is a tubular channel which plays a role of connecting and supporting the whole product, the connecting pipe 2 is provided with a gas injection pipe 3 below, the gas injection pipe 3 is of a tubular structure and forms an obtuse angle of 161 degrees with the connecting flange 2, the gas injection pipe 3 is provided with a first gas injection hole 3a and a second gas injection hole 3b which are main working positions of the whole product, the bottommost part of the gas nozzle is provided with a baffle 4 which forms an included angle of 15 degrees with the connecting flange 1, can play a role of guiding fluid during operation.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a novel gas nozzle for diesel engine, includes the gas nozzle body, its characterized in that: the gas nozzle body includes connecting pipe (2), and wherein the upper portion of connecting pipe (2) is equipped with flange (1), and is connected with external equipment through flange (1), flange (1) and connecting pipe (2) integration set up, the below of connecting pipe (2) is equipped with jet-propelled pipe (3), jet-propelled pipe (3) and connecting pipe (2) intercommunication, and for the integration setting, the below of jet-propelled pipe (3) is equipped with baffle (4).
2. The gas nozzle for a diesel engine as set forth in claim 1, wherein: the outer side of the connecting flange (1) is a circular surface, and a circular channel is formed in the inner side of the connecting flange.
3. The gas nozzle for a diesel engine as set forth in claim 2, wherein: annular groove (1 a) has been seted up to the upper surface of flange (1), place seal ring in annular groove (1 a), the lower surface of flange (1) is machined surface (1 b), a plurality of connecting holes (1 c) have been seted up on flange (1), are connected flange (1) and external equipment through connecting hole (1 c).
4. A novel gas nozzle for a diesel engine according to any one of claims 2 to 3, characterized in that: the connecting pipe (2) is of a tubular structure, wherein the top of the connecting pipe (2) is communicated with the circular channel of the connecting flange (1).
5. The gas nozzle for a diesel engine as set forth in claim 1, wherein: the gas injection pipe (3) is of a tubular structure, and the gas injection pipe (3) and the connecting pipe (2) are at 161-degree obtuse angles.
6. The gas nozzle for a diesel engine as set forth in claim 5, wherein: the gas injection pipe (3) is provided with a first gas injection hole (3 a) and a second gas injection hole (3 b), wherein the first gas injection hole (3 a) is positioned above the second gas injection hole (3 b).
7. The gas nozzle for a diesel engine as set forth in claim 6, wherein: the first air injection holes (3 a) are of a square structure.
8. The novel gas nozzle for a diesel engine as set forth in any one of claims 5 to 7, wherein: the baffle (4) and the connecting flange (1) form an included angle of 15 degrees.
9. The gas nozzle for a diesel engine as set forth in claim 8, wherein: the gas nozzle body is made of high-strength corrosion-resistant material.
10. The gas nozzle for a diesel engine as set forth in claim 9, wherein: the high-strength corrosion-resistant material is a polytetrafluoroethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120840928.6U CN214741753U (en) | 2021-04-23 | 2021-04-23 | Novel gas nozzle for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120840928.6U CN214741753U (en) | 2021-04-23 | 2021-04-23 | Novel gas nozzle for diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214741753U true CN214741753U (en) | 2021-11-16 |
Family
ID=78612291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120840928.6U Active CN214741753U (en) | 2021-04-23 | 2021-04-23 | Novel gas nozzle for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214741753U (en) |
-
2021
- 2021-04-23 CN CN202120840928.6U patent/CN214741753U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of gas nozzle for diesel engine Effective date of registration: 20220829 Granted publication date: 20211116 Pledgee: Guangfa Bank Co.,Ltd. Dalian Branch Pledgor: FOTURN PRECICAST COMPONENT Co.,Ltd. Registration number: Y2022210000134 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20211116 Pledgee: Guangfa Bank Co.,Ltd. Dalian Branch Pledgor: FOTURN PRECICAST COMPONENT Co.,Ltd. Registration number: Y2022210000134 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |