CN111648897A - Spraying test bench capable of flexibly adjusting angle and height of oil sprayer - Google Patents
Spraying test bench capable of flexibly adjusting angle and height of oil sprayer Download PDFInfo
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- CN111648897A CN111648897A CN202010612954.3A CN202010612954A CN111648897A CN 111648897 A CN111648897 A CN 111648897A CN 202010612954 A CN202010612954 A CN 202010612954A CN 111648897 A CN111648897 A CN 111648897A
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- concave spherical
- sprayer
- spherical groove
- test bench
- connecting rod
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- 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
- F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a spraying test bench capable of flexibly adjusting the angle and height of an oil sprayer, which comprises the oil sprayer, wherein the oil sprayer penetrates through an upper flange and a lower flange, the oil sprayer can horizontally rotate at the middle position of the upper flange and the lower flange, a positioning block is fixed on the outer side surface of the oil sprayer, one side of the positioning block is provided with a connecting hole, a connecting rod is arranged in the connecting hole, the connecting rod is L-shaped, an oil passage is arranged in the connecting rod, the outer side surface of the connecting rod is provided with a pressing plate, the upper surface of the pressing plate is tightly attached to the lower surface of the upper flange, and an adjusting gasket is arranged between the lower end of the lower flange and the oil sprayer.
Description
Technical Field
The invention relates to the technical field of engine combustion, in particular to a spray test bench capable of flexibly adjusting the angle and height of an oil sprayer.
Background
During the development of new engines, three directions need to be studied with emphasis: power, economy and environmental protection. The combustion of the engine is closely related to the three indexes.
The spray of the fuel injector is that fuel oil is scattered into a fog shape after passing through the fuel injector, wherein the size of oil mist particles for injecting the fuel oil and the spray cone angle directly determine the combustion performance. The spraying process needs to be shot through a high-speed camera in the oil spraying process, but the spraying angle and the height of an oil sprayer need to be adjusted due to the influence of the shooting range of the camera and the oil mist, the existing engine adopts a high-pressure common rail for spraying, and in order to prevent liquid leakage in the spraying process, the spraying test bench needs to be frequently disassembled, so that great troubles are caused, and the spraying test bench needs to have good spraying angle adjustability and sealing performance.
Disclosure of Invention
The invention aims to overcome the existing defects and provides a spraying test bench with flexibly adjusted angle and height of an oil sprayer, which is convenient to adjust the horizontal rotation angle and height of the oil sprayer and disassemble, further improves the use efficiency of the invention and can effectively solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a nimble adjustment sprayer angle and high adaptation spraying test bench, includes the sprayer, the sprayer passes upper flange and lower flange, and the sprayer is at upper flange and lower flange intermediate position but horizontal rotation, and the lateral surface of sprayer is fixed with the locating piece, and one side of locating piece is equipped with the connecting hole, is equipped with the connecting rod in the connecting hole, the connecting rod is the L type, and the inside oil duct that is equipped with of connecting rod, the lateral surface of connecting rod are equipped with the clamp plate, the upper surface of clamp plate closely laminates with the lower surface of upper flange, is equipped with the adjusting washer between the lower extreme of lower flange and the.
As a preferred technical scheme of the invention, a compression ring is arranged below the pressure plate, the compression ring is sleeved on the outer side surface of the fuel injector, one end of the compression ring is provided with a threaded hole, and a threaded fastener is fastened in the threaded hole.
As a preferred technical solution of the present invention, the other end of the compression ring is provided with a first concave spherical groove, a second concave spherical groove is provided at a contact end of the connecting rod and the compression ring, a third concave spherical groove is provided at one end of the positioning block, a fourth concave spherical groove is provided at a contact end of the threaded fastener and the positioning block, and steel balls are provided between the first concave spherical groove and the second concave spherical groove, and between the third concave spherical groove and the fourth concave spherical groove.
As a preferable technical scheme of the invention, the upper surface of the upper flange is provided with angle scales in a circle.
As a preferred technical scheme of the invention, a compression clamp is sleeved on the outer side surface of the oil sprayer.
As a preferable technical scheme of the invention, the upper flange and the lower flange are fixedly connected through bolts and nuts.
Compared with the prior art, the invention has the beneficial effects that: this nimble adjustment sprayer angle and high adaptation spraying test bench compact structure, reasonable in design, convenient operation, can be in the horizontal direction adjustment sprayer's oil spout angle, fix the position of sprayer through setting up flange and lower flange, convenient to detach simultaneously, be equipped with the connecting rod through the one side at the sprayer, the mode through side oil feed makes lubricated effect better, the setting of locating piece and clamp plate is convenient for fix the sprayer, when carrying out sprayer angular adjustment, the rotation and then the drive sprayer rotation of clamp plate through the locating piece, change the adjusting washer of different thickness so that the adjustment oil spout height according to the experimental condition, the convenience of use has been improved greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the platen structure of the present invention;
FIG. 3 is a schematic view of a clamp ring according to the present invention;
FIG. 4 is a schematic view of a connecting rod according to the present invention;
FIG. 5 is a schematic view of a hold down clip according to the present invention;
FIG. 6 is a schematic view of a positioning block according to the present invention;
FIG. 7 is a schematic view of a threaded fastener of the present invention;
FIG. 8 is a schematic view of the upper flange configuration of the present invention;
FIG. 9 is a schematic view of the structure of the lower flange of the present invention.
In the figure: 1 pressing plate, 2 pressing rings, 21 threaded holes, 22 first concave spherical grooves, 3 steel balls, 4 connecting rods, 41 oil passages, 42 second concave spherical grooves, 5 oil injectors, 6 pressing clamps, 7 positioning blocks, 71 connecting holes, 72 third concave spherical grooves, 8 threaded fasteners, 81 fourth concave spherical grooves, 9 upper flanges, 10 lower flanges, 11 adjusting washers, 12 screws and 13 nuts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a flexible adjustment sprayer angle and high adaptation spraying test bench comprises a sprayer 5, the sprayer 5 penetrates through an upper flange 9 and a lower flange 10, the sprayer 5 can horizontally rotate at the middle position of the upper flange 9 and the lower flange 10, a compression clamp 6 is sleeved on the outer side surface of the sprayer 5, the compression clamp 6 is convenient to rotate the sprayer 5 to rotate, the upper flange 9 and the lower flange 10 are fixedly connected through a screw 12 and a nut 13, an angle scale is arranged on one circle of the upper surface of the upper flange 9, the rotating accuracy can be improved, a positioning block 7 is fixed on the outer side surface of the sprayer 5, a connecting hole 71 is arranged on one side of the positioning block 7, a connecting rod 4 is arranged in the connecting hole 71, the connecting rod 4 is L-shaped, an oil duct 41 is arranged inside the connecting rod 4, a pressing plate 1 is arranged on the outer side surface of the connecting rod 4, the upper surface of the pressing plate 1 is tightly attached to, the oil sprayer testing table is characterized in that a pressing ring 2 is sleeved on the outer side surface of an oil sprayer 5, a threaded hole 21 is formed in one end of the pressing ring 2, a threaded fastener 8 is fastened in the threaded hole 21, the threaded fastener 8 is arranged to facilitate further pressing of the oil sprayer 5, a first concave spherical groove 22 is formed in the other end of the pressing ring 2, a second concave spherical groove 42 is formed in the contact end of a connecting rod 4 and the pressing ring 2, a third concave spherical groove 72 is formed in one end of a positioning block 7, a fourth concave spherical groove 81 is formed in the contact end of the threaded fastener 8 and the positioning block 7, steel balls 3 are arranged between the first concave spherical groove 22 and the second concave spherical groove 42, and between the third concave spherical groove 72 and the fourth concave spherical groove 81, the sealing performance between the connecting rod 4 and the positioning block 7 is improved due to the arrangement of the steel balls 3, an adjusting gasket 11 is arranged between the lower end of a lower flange 10 and the oil sprayer, reasonable in design, convenient operation can be in the oil spout angle of adjustment sprayer 5 on the horizontal direction, the regulation of the oil spout height of being convenient for simultaneously.
When in use: the screw 12 and the nut 13 are removed, then the pressing clamp 6 and the pressing plate 1 are rotated, the oil injector 5 rotates along with the pressing plate 1 and the pressing clamp 6, so that the connecting rod 4, the positioning block 7 and the steel ball 3 are extruded together to achieve the sealing effect, the upper flange 9 is provided with angle scales, the rotating angle of the oil injector 5 can be adjusted according to requirements, before fixing, the thickness of the adjusting washer 11 is adjusted according to actual requirements, and the oil injection height is adjusted.
The invention can be operated conveniently, occupies less space when in use and is convenient to operate and use; the oil spraying angle of the oil sprayer 5 can be adjusted in the horizontal direction, so that the use convenience is improved; the extrusion screw 24 is convenient to feed, and the use convenience is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a nimble adjustment sprayer angle and high adaptation spraying test bench, includes sprayer (5), its characterized in that: the fuel injector (5) penetrates through the upper flange (9) and the lower flange (10), the fuel injector (5) can rotate horizontally in the middle of the upper flange (9) and the lower flange (10), the positioning block (7) is fixed on the outer side face of the fuel injector (5), one side of the positioning block (7) is provided with a connecting hole (71), a connecting rod (4) is arranged in the connecting hole (71), the connecting rod (4) is L-shaped, an oil duct (41) is arranged inside the connecting rod (4), the outer side face of the connecting rod (4) is provided with the pressing plate (1), the upper surface of the pressing plate (1) is tightly attached to the lower surface of the upper flange (9), and an adjusting gasket (11) is arranged between the lower end of the lower flange (10) and the.
2. The flexible adjustment sprayer angle and high adaptation spraying test bench of claim 1 characterized in that: the fuel injector is characterized in that a pressing ring (2) is arranged below the pressing plate (1), the pressing ring (2) is sleeved on the outer side face of the fuel injector (5), a threaded hole (21) is formed in one end of the pressing ring (2), and a threaded fastener (8) is fastened in the threaded hole (21).
3. The flexible adjustment sprayer angle and high adaptation spraying test bench of claim 1 characterized in that: the other end of clamp ring (2) is equipped with first concave spherical groove (22), and the contact jaw of connecting rod (4) and clamp ring (2) is equipped with second concave spherical groove (42), and the one end of locating piece (7) is equipped with third concave spherical groove (72), and threaded fastener (8) are equipped with fourth concave spherical groove (81) with the contact jaw of locating piece (7), all be equipped with steel ball (3) between first concave spherical groove (22) and second concave spherical groove (42), third concave spherical groove (72) and fourth concave spherical groove (81).
4. The flexible adjustment sprayer angle and high adaptation spraying test bench of claim 1 characterized in that: and angle scales are arranged on one circle of the upper surface of the upper flange (9).
5. The flexible adjustment sprayer angle and high adaptation spraying test bench of claim 1 characterized in that: and a compression clamp (6) is sleeved on the outer side surface of the oil sprayer (5).
6. The flexible adjustment sprayer angle and high adaptation spraying test bench of claim 1 characterized in that: the upper flange (9) and the lower flange (10) are fixedly connected through a screw (12) and a nut (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612954.3A CN111648897A (en) | 2020-06-30 | 2020-06-30 | Spraying test bench capable of flexibly adjusting angle and height of oil sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010612954.3A CN111648897A (en) | 2020-06-30 | 2020-06-30 | Spraying test bench capable of flexibly adjusting angle and height of oil sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111648897A true CN111648897A (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010612954.3A Pending CN111648897A (en) | 2020-06-30 | 2020-06-30 | Spraying test bench capable of flexibly adjusting angle and height of oil sprayer |
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| CN (1) | CN111648897A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864093A (en) * | 2021-10-21 | 2021-12-31 | 上海电机学院 | Oil inlet transverse cavity clamp of oil injector |
-
2020
- 2020-06-30 CN CN202010612954.3A patent/CN111648897A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864093A (en) * | 2021-10-21 | 2021-12-31 | 上海电机学院 | Oil inlet transverse cavity clamp of oil injector |
| CN113864093B (en) * | 2021-10-21 | 2024-04-16 | 上海电机学院 | Oil inlet transverse cavity clamp of oil sprayer |
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