CN212744196U - Auxiliary nozzle fuel oil test tool - Google Patents
Auxiliary nozzle fuel oil test tool Download PDFInfo
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- CN212744196U CN212744196U CN202021587430.5U CN202021587430U CN212744196U CN 212744196 U CN212744196 U CN 212744196U CN 202021587430 U CN202021587430 U CN 202021587430U CN 212744196 U CN212744196 U CN 212744196U
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- fuel
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Abstract
The utility model discloses an experimental frock of vice spout fuel, including tester switching section main part, the side of tester switching section main part is provided with left switching section, the opposite side of tester switching section main part is provided with right switching section, the side of right side switching section is provided with vice spout installation cap, the side of vice spout installation cap is provided with the spout pullover, the bleeder vent has been seted up along the annular to spout pullover body, the inside fuel passageway of having seted up of tester switching section main part, the eruption mouth has been seted up to the inside of spout pullover, the outside of right side switching section is provided with helical connection portion. The utility model has the advantages of being scientific and reasonable in structural design, the leakproofness is good, and pressure stability, test speed is very fast.
Description
Technical Field
The utility model relates to a tooling equipment technical field specifically is an experimental frock of vice spout fuel.
Background
The fuel nozzle belongs to the technical field of engines and comprises a cavity, an oil valve and a nozzle cap, wherein when the pressure of fuel in an oil cavity is higher than a set value, the oil valve is opened, the fuel is sprayed out through the nozzle cap, the oil valve comprises a valve body, a valve seat and a spring, the rear end of the valve seat is connected with the cavity to form the oil cavity, the cavity is provided with an inlet channel entering the oil cavity, the spring is positioned in the oil cavity and acts between the valve body and the valve seat to close the oil valve, the front end of the valve seat is connected with the nozzle cap to form a residual volume, and the nozzle cap is provided with a spray hole connected. The novel structure fuel nozzle is applied to a pulse type fuel pump in an electronic fuel injection system. The jet nozzle has the advantages and progresses of small volume, simple structure, low manufacturing cost and convenience in setting the jet direction. The fuel nozzle is a special nozzle for atomizing fuel and can generate a hollow and solid spray shape. Generally, the spray angles are 30, 45, 60 and 80 degrees. Nozzles of this type are generally considered to have a viscosity and density when studying their flow and angle parameters. The general working pressure is 7-10kg/cm2, the flow is calculated by L/h, different oil injection nozzles are provided with oil screens of corresponding types according to different flows, 45-micron copper melting oil screens are arranged at 1.5-1.7L/h, 75-micron copper melting oil screens are arranged at 1.89-3.78L, 125-micron copper melting oil screens are arranged at 4.76-5.10L/h, 140-micron Mo-Al alloy screens are arranged at 5.68-41.64L/h, and oil screens are not arranged at 45.42L/h. The existing test tool and the test device are inconvenient to install, complex in disassembly process, poor in sealing effect, easy to cause fuel leakage, influence the test effect and increase the test cost. Therefore, a fuel test tool for the auxiliary nozzle is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vice spout fuel test frock to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an experimental frock of vice spout fuel, includes tester switching section main part, the side of tester switching section main part is provided with left switching section, the opposite side of tester switching section main part is provided with right switching section, the side of right side switching section is provided with vice spout installation cap, the side of vice spout installation cap is provided with spout pullover, the bleeder vent has been seted up along the annular to spout pullover body, the inside fuel passageway of having seted up of tester switching section main part, the eruption mouth has been seted up to the inside of spout pullover, the outside of right side switching section is provided with helical connection portion, the inside of vice spout installation cap is provided with first sealing washer, fuel passageway's opposite side is provided with the shower nozzle, the outside of shower nozzle is provided with the second sealing washer.
Preferably, the tester switching section main body, the left switching section and the right switching section are coaxially arranged and are of an integrally formed structure.
Preferably, the side surface of the left switching section is provided with a positioning hole.
Preferably, the inner part of the sub-spout mounting cap is provided with an internal thread.
Preferably, the sub-spout mounting cap is screw-coupled to the screw coupling portion.
Preferably, the right switching section and the spiral connecting part are of an integrally formed structure.
Compared with the prior art, the beneficial effects of the utility model are that: the auxiliary spout fuel test tool has simple and reasonable structural design, simple operation and easy installation, the auxiliary spout installation cap is spirally connected with the spiral connecting part, the installation, the disassembly and the maintenance are convenient, the connection is reliable, the safety is good, the first sealing ring and the second sealing ring are arranged in the auxiliary spout installation cap, the sealing effect is good, the pressure point is stable, the response speed is high, the smooth operation of the test work can be ensured, the test quality is improved, the annular arrangement of the spout sleeve head is provided with a plurality of air holes, the combustion speed can be accelerated, the combustion is more sufficient, therefore, the carbon deposition phenomenon at the nozzle is not easy to generate due to the insufficient combustion of fuel, the damage of parts can be caused when the carbon deposition is serious, the protection effect on the parts can be effectively formed, the position design of the nozzle is reasonable, the generation of the fuel injection vortex phenomenon can be better avoided, the debugging device is more suitable for batch debugging and quickens the working efficiency.
Drawings
FIG. 1 is a sectional view of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
In the figure: 1 tester switching section main part, 11 left switching sections, 12 pairs of spout installation caps, 13 spout pullovers, 14 bleeder vents, 15 right switching sections, 16 fuel passages, 17 locating holes, 18 eruption ports, 2 spiral connecting parts, 21 first sealing rings, 22 shower nozzles, 23 second sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a fuel oil test tool with an auxiliary nozzle comprises a main body 1 of the switching section of the tester, wherein a left switching section 11 is arranged on the side surface of the main body 1 of the switching section of the tester, a right switching section 15 is arranged on the other side of the main body 1 of the switching section of the tester, the left switching section 11 and the right switching section 15 are coaxially arranged and are of an integrally formed structure, an auxiliary nozzle mounting cap 12 is arranged on the side surface of the right switching section 15, internal threads are arranged inside the auxiliary nozzle mounting cap 12, a nozzle sleeve head 13 is arranged on the side surface of the auxiliary nozzle mounting cap 12, air holes 14 are formed in the body of the nozzle sleeve head 13 along the ring shape, a plurality of air holes 14 are formed in the nozzle sleeve head 13 per se in the ring shape, the combustion speed can be accelerated, the combustion is more sufficient, therefore, the carbon accumulation phenomenon is not easily caused by insufficient fuel oil combustion at, the protective effect can be effectively formed on the components.
The fuel oil passageway 16 has been seted up to 1 inside of tester switching section main part, locating hole 17 has been seted up to the side of a left side switching section 11, can be fast with experimental frock location through locating hole 17, more be fit for debugging in batches for work efficiency, eruption mouth 18 has been seted up to the inside of spout pullover 13, the outside of right side switching section 15 is provided with helical connecting portion 2, right side switching section 15 and helical connecting portion 2 are integrated into one piece structure, vice spout mounting cap 12 and 2 threaded connection of helical connecting portion, and the installation is dismantled and is maintained conveniently, connects reliably, and the security is good.
The inside of vice spout mounting cap 12 is provided with first sealing washer 21, the opposite side of fuel oil passageway 16 is provided with shower nozzle 22, and shower nozzle 22 position reasonable in design can be better avoid oil spout vortex phenomenon to produce, the outside of shower nozzle 22 is provided with second sealing washer 23, and vice spout mounting cap 12 is inside to be provided with first sealing washer 21 and second sealing washer 23, and is sealed effectual, and the pressure point is stable, and response speed is fast, can guarantee that test work goes on smoothly, improves test quality.
The working principle is as follows:
the auxiliary nozzle fuel oil test tool is characterized in that a first sealing ring 21 and a second sealing ring 23 are installed in an auxiliary nozzle installation cap 12 before work, then the auxiliary nozzle installation cap 12 and a spiral connecting portion 2 are connected and fixed in a rotating mode, a switching portion of a tester is screwed and positioned, then the tightened tester is installed in a fuel oil flow test bed, fuel oil tests such as fuel oil flow, fuel oil atomization cone angle and fuel oil distribution unevenness are conducted, and fuel oil enters a fuel oil channel through a left switching section 11 to conduct the tests.
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 an experimental frock of vice spout fuel, includes tester changeover portion main part (1), its characterized in that: a left adapter section (11) is arranged on the side surface of the tester adapter section main body (1), the other side of the tester switching section main body (1) is provided with a right switching section (15), an auxiliary spout mounting cap (12) is arranged on the side surface of the right switching section (15), a spout sleeve head (13) is arranged on the side surface of the auxiliary spout mounting cap (12), the nozzle sleeve head (13) body is annularly provided with air holes (14), the tester switching section main body (1) is internally provided with a fuel oil channel (16), a spray opening (18) is arranged in the spout sleeve head (13), a spiral connecting part (2) is arranged on the outer side of the right switching section (15), a first sealing ring (21) is arranged inside the auxiliary spout mounting cap (12), and a spray head (22) is arranged on the other side of the fuel oil channel (16), and a second sealing ring (23) is arranged outside the spray head (22).
2. The auxiliary nozzle fuel test tool according to claim 1, characterized in that: the tester switching section main body (1), the left switching section (11) and the right switching section (15) are coaxially arranged and are of an integrally formed structure.
3. The auxiliary nozzle fuel test tool according to claim 1, characterized in that: the side surface of the left switching section (11) is provided with a positioning hole (17).
4. The auxiliary nozzle fuel test tool according to claim 1, characterized in that: and internal threads are arranged inside the auxiliary nozzle mounting cap (12).
5. The auxiliary nozzle fuel test tool according to claim 1, characterized in that: the auxiliary spout mounting cap (12) is in threaded connection with the spiral connecting part (2).
6. The auxiliary nozzle fuel test tool according to claim 1, characterized in that: the right switching section (15) and the spiral connecting part (2) are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021587430.5U CN212744196U (en) | 2020-08-04 | 2020-08-04 | Auxiliary nozzle fuel oil test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021587430.5U CN212744196U (en) | 2020-08-04 | 2020-08-04 | Auxiliary nozzle fuel oil test tool |
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| Publication Number | Publication Date |
|---|---|
| CN212744196U true CN212744196U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021587430.5U Active CN212744196U (en) | 2020-08-04 | 2020-08-04 | Auxiliary nozzle fuel oil test tool |
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| CN (1) | CN212744196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087627A (en) * | 2021-11-11 | 2022-02-25 | 中国航发贵州黎阳航空动力有限公司 | Miniature aircraft engine fuel manifold nozzle and oil mixing test method thereof |
-
2020
- 2020-08-04 CN CN202021587430.5U patent/CN212744196U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087627A (en) * | 2021-11-11 | 2022-02-25 | 中国航发贵州黎阳航空动力有限公司 | Miniature aircraft engine fuel manifold nozzle and oil mixing test method thereof |
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