CN216714841U - Novel fluid ejector - Google Patents
Novel fluid ejector Download PDFInfo
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- CN216714841U CN216714841U CN202120576260.9U CN202120576260U CN216714841U CN 216714841 U CN216714841 U CN 216714841U CN 202120576260 U CN202120576260 U CN 202120576260U CN 216714841 U CN216714841 U CN 216714841U
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Abstract
The utility model belongs to the field of fluid power, and particularly relates to a novel fluid ejector. The fluid amplifying device consists of a porous tail spraying cover, a high-pressure fluid connecting pipe and a fluid amplifier; the multi-hole tail spraying cover is arranged at one end of the fluid spraying device, and a plurality of holes are formed in the multi-hole tail spraying cover; one end of the high-pressure fluid connecting pipe is communicated with the hole, and the other end of the high-pressure fluid connecting pipe is communicated with the fluid amplifier. The utility model provides a novel fluid ejector, which improves the structure of the existing fluid ejector to realize the multiple improvement of the ejection flow of the fluid ejector, and the surface of the shell of the whole fluid ejector and ejected fluid can be cooled.
Description
Technical Field
The utility model belongs to the field of fluid power, and particularly relates to a novel fluid ejector.
Background
The existing fluid injectors such as a gas compressor, a turbojet engine, an electronic fuel injection engine, a chemical reaction jet, a propeller, a high-pressure water injector, a high-pressure water pump and the like have the fluid injection quantity limited by product power or fuel consumption, and finally, a bottleneck exists that a limit value cannot be increased any more, so that the fluid injection quantity needs to be increased under the condition of not increasing power or fuel consumption, and meanwhile, the injection quantity is adjustable; in addition, many existing fluid ejectors require both cooling of the ejector housing and cooling of the ejected fluid.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art and provides a novel fluid ejector. The utility model is realized by the following technical scheme:
a novel fluid ejector comprises a fluid ejecting device and a fluid amplifying device, wherein the fluid amplifying device consists of a porous tail ejecting cover, a high-pressure fluid connecting pipe and a fluid amplifier; the multi-hole tail spraying cover is arranged at one end of the fluid spraying device, and a plurality of holes are formed in the multi-hole tail spraying cover; one end of the high-pressure fluid connecting pipe is communicated with the hole, and the other end of the high-pressure fluid connecting pipe is communicated with the fluid amplifier.
The fluid injection device is preferably a fluid injector 1, the fluid injector 1 further increases the fluid pressure due to the fact that the flow area is reduced after high-pressure fluid ejected from the tail part passes through holes in the multi-hole tail injection cover 2, the high-pressure fluid enters the fluid amplifier 4 through the high-pressure fluid connecting pipe 3, the fluid amplifier 4 sucks multiple times of fluid from the periphery due to the coanda effect and then is mixed with the high-pressure fluid entering the fluid injector 1 to be ejected, a jet fluid with a larger flow rate is formed, and meanwhile the shell and the jet fluid of the fluid injector 1 can be cooled.
The high-pressure fluid entering from the high-pressure fluid connecting pipe 3 connected to the fluid amplifier 4 can be gas or liquid, the fluid sucked by the fluid amplifier 4 through drainage from the periphery can be gas or liquid, the high-pressure fluid and the fluid sucked through drainage can be different, and the mixed fluid sprayed from the fluid amplifier 4 can be gas, liquid or a gas-liquid mixture.
The high-pressure fluid connecting pipe is communicated with the hole through the conical cavity, one end of the conical tip of the conical cavity is communicated with the high-pressure fluid connecting pipe, and one end of the conical bottom is communicated with the hole.
The number of the holes is at least three, and the number of the high-pressure fluid connecting pipes and the number of the fluid amplifiers correspond to the number of the holes; the fluid amplifier is an air amplifier or an optimized and improved structure of the air amplifier.
The fluid injection device is one of a gas compressor, a chemical reaction explosion generating device, an engine, a pulse ramjet, a gas turbine, a turbojet, a ramjet, a pulse jet, a propeller, a high-pressure water sprayer, a high-pressure water pump and a propeller, and the engine is one of an electronic injection engine, a rocket engine, a turbofan engine, a turboprop engine, a piston propeller engine, a turboprop engine, a turborocket engine, an inside and outside culvert engine, a ducted fan engine and a propeller fan engine.
The guide cylinder is cylindrical and is arranged on the fluid injection device through a connecting rod and wraps the fluid injection device and the fluid amplification device; the opening of one end of the guide cylinder, which wraps the fluid injection device, is a vacuum suction port, and the opening of one end of the guide cylinder, which wraps the fluid amplification device, is a main nozzle. The fluid sprayed out of the shell of the fluid sprayer 1, the guide cylinder 7 and the main nozzle 9 can be cooled.
The vacuum suction port is not arranged coaxially with the fluid ejection device. By changing the structure, the fluid inlet of the guide cylinder 7, namely the vacuum suction opening 10 can be in any position and in any direction, so as to realize different requirements and functions.
The porous tail spraying cover is also provided with a fluid outlet pipe, and the fluid outlet pipe is provided with a discharge regulating valve. The fluid pressure in the high-pressure fluid connecting pipe 3 can be adjusted by adjusting the discharge flow adjusting valve 6, so that the fluid suction amount of the fluid amplifier 4 is adjusted, and the function of adjusting and controlling the flow of the main nozzle 9 is achieved.
The vacuum suction port and the main nozzle are connected with movable steering pipes, and the movable steering pipes are made into a steerable structure, so that different air intake and air injection directions are controlled to meet various requirements.
Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a novel fluid ejector, which improves the structure of the existing fluid ejector to realize the multiple improvement of the ejection flow of the fluid ejector, and the surface of the shell of the whole fluid ejector and ejected fluid can be cooled. The utility model designs the tail nozzle of the existing fluid ejector in a sealing way into a multi-hole tail ejection cover, each small ejection hole on the tail ejection cover is connected with a fluid amplifier through a pipeline, and high-pressure fluid ejected by the fluid ejector enters each fluid amplifier through each pipeline and then can suck more fluid from the periphery, so that the fluid is amplified by multiple times at the final ejection hole of the device, the amplification amount can reach 3-25 times, even more, and the enhancement effect of amplifying the ejection flow of the original fluid ejector by multiple times without increasing energy consumption is realized. The utility model can be used as a vacuum generating device, or as a device for obtaining high-flow high-pressure jet fluid, or as a high-energy power device.
Drawings
FIG. 1 is a schematic diagram of a fluid ejector configuration;
FIG. 2 is a schematic diagram of a fluid injector having a conical cavity;
FIG. 3 is a schematic view of a fluid injector having a fluid outlet tube;
FIG. 4 is a schematic diagram of a fluid injector with a guide shell;
FIG. 5 is a schematic view of a fluid ejector mechanism with a fluid outlet tube and a guide shell;
FIGS. 6 and 7 are schematic views of the structure of a fluid ejection device in which the vacuum suction port is not arranged coaxially with the fluid ejection device;
FIGS. 8-11 are schematic views of a fluid injector constructed to be steerable by a movable steering tube;
in the figure: the device comprises a fluid ejector 1, a porous tail spray cover 2, a high-pressure fluid connecting pipe 3, a fluid amplifier 4, a fluid outlet pipe 5, a discharge flow regulating valve 6, a guide cylinder 7, a connecting rod 8, a main spray nozzle 9, a vacuum suction port 10 and a conical cavity 11.
Detailed Description
The utility model is further illustrated by the following figures and examples, without however restricting the scope of the utility model to these examples.
Example 1
As shown in fig. 1, a novel fluid injector comprises a fluid injection device and a fluid amplification device, wherein the fluid amplification device consists of a porous tail spray cover, a high-pressure fluid connecting pipe and a fluid amplifier; the multi-hole tail spraying cover is arranged at one end of the fluid spraying device, and a plurality of holes are formed in the multi-hole tail spraying cover; one end of the high-pressure fluid connecting pipe is communicated with the hole, and the other end of the high-pressure fluid connecting pipe is communicated with the fluid amplifier. The number of the holes is three, and the number of the high-pressure fluid connecting pipes and the number of the fluid amplifiers correspond to the number of the holes; the fluid amplifier is an air amplifier. The fluid injection device is a turbofan engine.
Example 2
As shown in FIG. 2, the high-pressure fluid connecting pipe is communicated with the hole through the conical cavity, one end of the conical tip of the conical cavity is communicated with the high-pressure fluid connecting pipe, and one end of the conical bottom is communicated with the hole. The number of the holes is 18, and the number of the high-pressure fluid connecting pipes and the number of the fluid amplifiers correspond to the number of the holes; the fluid amplifier is an optimized and improved structure of an air amplifier. The fluid injection device is a compressor. The rest is the same as example 1.
Example 3
As shown in fig. 3, in the novel fluid injector, there are 36 holes, and the number of the high-pressure fluid connecting pipes and the number of the fluid amplifiers correspond to the number of the holes; the fluid amplifier is an air amplifier. The fluid injection device is an electronic injection engine. The porous tail spraying cover is also provided with a fluid outlet pipe, and the fluid outlet pipe is provided with a discharge regulating valve. The rest is the same as example 1.
Example 4
As shown in fig. 4, the number of the holes is 24, and the fluid injection device is a chemical reaction explosion generating device. The guide cylinder is cylindrical and is arranged on the fluid injection device through a connecting rod and wraps the fluid injection device and the fluid amplification device; the opening of one end of the guide cylinder, which wraps the fluid injection device, is a vacuum suction port, and the opening of one end of the guide cylinder, which wraps the fluid amplification device, is a main nozzle. The rest is the same as example 1.
Example 5
As shown in fig. 5, the number of the holes is 66, and the fluid injection device is a piston propeller engine. The guide cylinder is cylindrical and is arranged on the fluid injection device through a connecting rod and wraps the fluid injection device and the fluid amplification device; the opening of one end of the guide cylinder, which wraps the fluid injection device, is a vacuum suction port, and the opening of one end of the guide cylinder, which wraps the fluid amplification device, is a main nozzle. The porous tail spraying cover is also provided with a fluid outlet pipe, and the fluid outlet pipe is provided with a discharge regulating valve. The rest is the same as example 1.
Example 6
As shown in fig. 6, the number of the holes is 21, and the fluid injection device is a turboprop. The guide cylinder is cylindrical and is arranged on the fluid injection device through a connecting rod and wraps the fluid injection device and the fluid amplification device; the opening of one end of the guide cylinder, which wraps the fluid injection device, is a vacuum suction port, and the opening of one end of the guide cylinder, which wraps the fluid amplification device, is a main nozzle. The vacuum suction port is not arranged coaxially with the fluid ejection device. By changing the structure, the fluid inlet of the guide shell 7, namely the vacuum suction opening 10 can be in any position and in any direction, so as to realize different requirements and functions. The rest is the same as example 1.
Example 7
As shown in fig. 7, the number of the holes is 108, and the fluid injection device is a high-pressure water sprayer. The porous tail spraying cover is also provided with a fluid outlet pipe, and the fluid outlet pipe is provided with a discharge regulating valve. The rest is the same as example 6.
Example 8
As shown in fig. 8, the number of the holes of the novel fluid injector is 90, and the fluid injector is a high-pressure water pump. The vacuum suction port and the main nozzle are connected with movable steering pipes, and the movable steering pipes are flexibly made into steerable structures, so that different directions can be controlled to meet various requirements. The rest is the same as example 4.
Example 9
As shown in fig. 9, the number of the holes of the novel fluid injector is 86, and the fluid injector is a bypass engine. The porous tail spraying cover is also provided with a fluid outlet pipe, and the fluid outlet pipe is provided with a discharge regulating valve. The rest is the same as example 8.
Example 10
As shown in fig. 10, the number of the holes is 200, and the fluid injection device is a paddle fan engine; the vacuum suction port and the main nozzle are connected with movable steering pipes, and the movable steering pipes are flexibly made into steerable structures, so that different directions can be controlled to meet various requirements. The rest is the same as example 6.
Example 11
As shown in fig. 11, the number of the holes is 110, and the fluid injection device is a turboprop; the porous tail spraying cover is also provided with a fluid outlet pipe, and the fluid outlet pipe is provided with a discharge regulating valve. The rest is the same as in example 10.
Claims (8)
1. A novel fluid ejector comprises a fluid ejecting device and a fluid amplifying device, and is characterized in that the fluid amplifying device consists of a porous tail ejecting cover, a high-pressure fluid connecting pipe and a fluid amplifier; the multi-hole tail spraying cover is arranged at one end of the fluid spraying device, and a plurality of holes are formed in the multi-hole tail spraying cover; one end of the high-pressure fluid connecting pipe is communicated with the hole, and the other end of the high-pressure fluid connecting pipe is communicated with the fluid amplifier.
2. The novel fluid injector as claimed in claim 1, wherein the high pressure fluid connection is connected to the bore through a conical cavity, the conical cavity having a tip end connected to the high pressure fluid connection and a base end connected to the bore.
3. The novel fluid ejector as claimed in claim 1, wherein the number of holes is at least three, and the number of high pressure fluid connection pipes and fluid amplifiers corresponds to the number of holes; the fluid amplifier is an air amplifier or an optimized and improved structure of the air amplifier.
4. The novel fluid injector as claimed in claim 1, wherein the fluid injector is one of a compressor, a chemical reaction explosion generating device, an engine, a pulse ramjet, a gas turbine, a turbojet, a ramjet, a pulse jet, a propeller, a high pressure water jet, a high pressure water pump, and a propeller, and the engine is one of an electric jet engine, a rocket engine, a turbofan engine, a turboprop engine, a piston propeller engine, a turboprop engine, a turbo rocket engine, an inside and outside culvert engine, a ducted fan engine, and a propeller fan engine.
5. The novel fluid injector according to claim 1, further comprising a guide cylinder, wherein the guide cylinder is cylindrical, and the guide cylinder is arranged on the fluid injection device through a connecting rod and wraps the fluid injection device and the fluid amplification device; the opening of one end of the guide cylinder, which wraps the fluid injection device, is a vacuum suction port, and the opening of one end of the guide cylinder, which wraps the fluid amplification device, is a main nozzle.
6. A novel fluid ejector as claimed in claim 5 wherein said vacuum suction port is not co-axially located with the fluid ejector.
7. The novel fluid ejector as in any one of claims 1, 5 and 6, wherein the multi-orifice tail cap further comprises a fluid outlet tube, and the fluid outlet tube comprises a discharge control valve.
8. The novel fluid ejector of claim 5, wherein a movable steering tube is connected to each of the vacuum inlet and the main nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120576260.9U CN216714841U (en) | 2021-03-22 | 2021-03-22 | Novel fluid ejector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120576260.9U CN216714841U (en) | 2021-03-22 | 2021-03-22 | Novel fluid ejector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216714841U true CN216714841U (en) | 2022-06-10 |
Family
ID=81872259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120576260.9U Active CN216714841U (en) | 2021-03-22 | 2021-03-22 | Novel fluid ejector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216714841U (en) |
-
2021
- 2021-03-22 CN CN202120576260.9U patent/CN216714841U/en active Active
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