CN219159057U - Bypass loop mixer, turbocharger compressor system and engine - Google Patents
Bypass loop mixer, turbocharger compressor system and engine Download PDFInfo
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- CN219159057U CN219159057U CN202223209303.3U CN202223209303U CN219159057U CN 219159057 U CN219159057 U CN 219159057U CN 202223209303 U CN202223209303 U CN 202223209303U CN 219159057 U CN219159057 U CN 219159057U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
A bypass circuit mixer, turbocharger compressor system and engine comprising: an inner pipe, a reducing connecting pipe, wherein one end of the reducing connecting pipe with a larger opening is connected with the inner pipe, and one end of the reducing connecting pipe with a smaller opening is a first air inlet; the outer sleeve is sleeved outside the inner pipe, one side, close to the reducing connecting pipe, between the outer sleeve and the inner pipe is connected through an outer sleeve side plate, a nozzle ring is arranged on one side, far from the reducing connecting pipe, between the outer sleeve and the inner pipe, and an interlayer is formed by the outer sleeve, the inner pipe, the nozzle ring and the outer sleeve side plate; the bypass air inlet pipe is arranged on the outer sleeve, and the working medium mixed gas in the bypass air inlet pipe enters the inner side pipe through the nozzle ring after entering the interlayer and is mixed with the working medium mixed gas introduced by the reducing connecting pipe based on the Venturi principle, so that the gas is convenient to uniformly and stably mix, and the stability of the system and the performance of the engine are improved.
Description
Technical Field
The utility model relates to the field of turbocharged engines, in particular to a bypass loop mixer, a turbocharger compressor system and an engine.
Background
With the development of society, more and more gas engines are provided with turbochargers, and the turbochargers mainly can improve the air inflow of the engines and the power of the engines.
However, the bypass device with the turbocharger of the existing gas engine only comprises a bypass valve and a connecting pipeline, and the working medium mixed gas with certain pressure in the bypass circuit directly enters the main circuit, so that the pressure fluctuation of the main circuit can be caused, the pressure before and after intercooling after the compressor is further caused, the pressure before the throttle is even caused to be unstable, and the actual charge and working capacity entering the cylinder are influenced.
Meanwhile, the working medium mixed gas with certain pressure in the bypass loop directly enters the main loop to cause pressure fluctuation, so that the gas and air are unevenly mixed, besides the bypass loop directly enters the main loop, and the air flows with too large temperature and pressure difference are combined to cause air inlet flow disturbance of the main loop and influence the air inlet efficiency.
Disclosure of Invention
The utility model aims to provide a bypass loop mixer, a turbocharger compressor system and an engine. The pressure of the normal-temperature and normal-pressure working medium mixed gas is reduced through the reducing connecting pipe, and after the high-temperature and high-pressure working medium mixed gas in the bypass loop enters the interlayer, the kinetic energy in the vertical direction is converted into stable potential energy to be stored in the interlayer and enters the inner side pipe through the nozzle ring. The high-temperature and high-pressure working medium mixed gas in the bypass loop is fully and stably mixed with the high-temperature and high-pressure working medium mixed gas in the normal-temperature and normal-pressure working medium mixed gas, so that air flow disturbance is reduced, pressure intensity is stabilized, and the performance of the engine is improved.
In order to achieve the above object, the present utility model provides a bypass circuit mixer including:
an inner tube;
the end of the reducing connecting pipe with a larger opening is connected with the inner side pipe, and the end of the reducing connecting pipe with a smaller opening is a first air inlet;
the outer sleeve is sleeved outside the inner pipe, one side, close to the reducing connecting pipe, between the outer sleeve and the inner pipe is connected through an outer sleeve side plate, a nozzle ring is arranged on one side, far away from the reducing connecting pipe, between the outer sleeve and the inner pipe, and an interlayer is formed by the outer sleeve, the inner pipe, the nozzle ring and the outer sleeve side plate;
the bypass air inlet pipe is arranged on the outer sleeve, and working medium mixed gas in the bypass air inlet pipe enters the inner side pipe through the nozzle ring after entering the interlayer and is mixed with the main runner working medium mixed gas introduced by the reducing connecting pipe based on the Venturi principle.
By arranging the bypass loop mixer, the working medium mixed gas in the bypass air inlet pipe and the main runner working medium mixed gas introduced by the reducing connecting pipe are uniformly and stably mixed, and the gas disturbance is reduced.
In some embodiments, the bypass air inlet pipe comprises a bypass straight pipe and a bypass curved pipe, the bypass straight pipe being connected with the outer sleeve.
In some embodiments, the bypass straight tube is disposed vertically on the outer sleeve.
In some embodiments, the device further comprises a bypass flange, and one end of the bypass elbow is connected with the bypass flange.
In some embodiments, the variable-diameter connecting pipe further comprises an inlet flange and an outlet flange, wherein the first air inlet of the variable-diameter connecting pipe is connected with the inlet flange, and one end of the outer sleeve, which is far away from the side plate of the outer sleeve, is provided with the outlet flange.
In some embodiments, the diameter of the reducing nipple increases uniformly and linearly from the smaller diameter end of the opening to the other end.
The working medium mixed gas enters the reducing connecting pipe from the opening with smaller diameter, and the volume expansion of the working medium mixed gas causes the reduction of the gas pressure because the pipe diameter of the reducing connecting pipe is gradually and evenly increased.
In some embodiments, the side of the nozzle ring is provided with a plurality of gas nozzles which are uniformly distributed and are communicated with the interlayer.
Through the arrangement of the air jet ports which are uniformly distributed and communicated with the interlayer, the high-temperature and high-pressure working medium mixed gas uniformly enters the inner side pipe through the air jet ports.
In some embodiments, the bypass circuit mixer is for a turbocharger compressor system, further comprising: the decompression air inlet pipe is connected with one end of the outer sleeve, which is far away from the reducing connecting pipe, through the outlet flange; the gas mixer is connected with one end of the reducing connecting pipe, which is provided with the inlet flange; and the bypass loop bypass pipe is connected with the bypass elbow pipe through the bypass flange.
In some embodiments, the gas mixer is provided with a main gas inlet pipe and a gas inlet pipe along the extension direction and the vertical direction of the reducing adapter pipe, respectively.
In some embodiments, the turbocharger compressor system is for an engine.
The bypass loop mixer, the turbocharger compressor system and the engine provided by the utility model have the following beneficial effects:
1. the bypass loop mixer, the turbocharger compressor system and the engine provided by the utility model can enable the pressure of the main loop working medium mixed gas to be moderately reduced after the main loop working medium mixed gas is expanded through the reducing connecting pipe, meanwhile, the kinetic energy of the bypass loop working medium mixed gas in the vertical direction is converted into stable potential energy to be stored in an interlayer, and the stable potential energy is fully and stably mixed with the main loop working medium mixed gas based on the Venturi principle by entering the inner side pipe through the nozzle ring, so that the air flow fluctuation is reduced, the side effect of air mixing is reduced, and the system stability and the engine performance are improved.
2. The bypass loop mixer is connected with the fuel mixer and is used as a section of main air inlet pipeline in the main air inlet loop, so that the local structure of the system is simplified, the manufacturing cost can be reduced, the rigidity of the local structure can be improved, and the local connection and sealing reliability can be enhanced.
Drawings
The above features, technical features, advantages and implementation modes of the present utility model will be further described in the following description of preferred embodiments with reference to the accompanying drawings in a clear and understandable manner.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a bypass loop mixer according to an embodiment of the utility model;
FIG. 3 is a left side view of a bypass circuit mixer according to an embodiment of the utility model;
fig. 4 is a diagram of a compressor system for a turbocharger in accordance with the present utility model.
Reference numerals illustrate:
inlet flange 1, reducing adapter 2, inner pipe 3, sandwich 400, nozzle ring 401, outer sleeve 402, outer sleeve side plate 403, bypass intake pipe 500, bypass straight pipe 501, bypass elbow 502, bypass flange 503, outlet flange 6, gas mixer 700, gas intake pipe 701, main intake pipe 702, bypass circuit mixer 8, compressor intake pipe 9, bypass circuit bypass pipe 10.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will explain the specific embodiments of the present utility model with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the utility model, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
For the sake of simplicity of the drawing, the parts relevant to the present utility model are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
In one embodiment, referring to fig. 1 of the drawings, a bypass circuit mixer is described, which can fully and stably mix the working medium mixture of the bypass circuit with the working medium mixture of the main circuit, reduce air flow fluctuation, improve the combustion performance of fuel and increase the stability of a system.
In this embodiment, it includes: the inner pipe 3 and the reducing connecting pipe 2 are connected, wherein one end of the reducing connecting pipe 2 with a larger opening is connected with the inner pipe 3, and the other end of the reducing connecting pipe 2 with a smaller opening is a first air inlet; an outer sleeve 402 sleeved outside the inner pipe 3, wherein one side, close to the reducing connecting pipe 2, of the outer sleeve 402 is connected with the inner pipe 3 through an outer sleeve side plate 403, a nozzle ring 401 is arranged between the outer sleeve 402 and the inner pipe 3, and one side, far from the reducing connecting pipe 2, of the outer sleeve 402, the inner pipe 3, the nozzle ring 401 and the outer sleeve side plate 403 form an interlayer 400; the bypass air inlet pipe 500 is arranged on the outer sleeve 402, and the working medium mixed gas in the bypass air inlet pipe 400 enters the inner pipe 3 through the nozzle ring 401 after entering the interlayer 400 and is mixed with the main runner working medium mixed gas introduced by the reducing connecting pipe 2 based on the Venturi principle.
Referring to fig. 1 of the drawings, specifically, the bypass circuit mixer provided by the utility model is provided with a reducing connecting pipe 2, which is provided with two openings with different diameters, wherein the opening with the smaller diameter is a first air inlet, and the opening with the larger diameter is connected with an inner pipe 3. The working medium mixed gas at normal temperature and normal pressure enters the reducing connecting pipe 2 from the first air inlet, and the pressure intensity is moderately reduced due to expansion of the working medium mixed gas. An outer sleeve 402 is sleeved on the periphery of the inner pipe 3, and an outer sleeve side plate 403 is arranged between the outer sleeve 402 and the inner pipe 3 and close to one side of the reducing connecting pipe 2. The opening of one side of the inner pipe 3 far away from the reducing connecting pipe 2 is provided with a nozzle ring 401, and the nozzle ring 401 is positioned between the inner pipe 3 and the outer sleeve 402.
It should be noted that the outer sleeve 402 is provided with an opening, where the bypass air inlet pipe 500 is connected. After the high-temperature and high-pressure working medium mixed gas directly enters the interlayer 400 formed by the outer sleeve 402, the inner pipe 3, the nozzle ring 401 and the outer sleeve side plate 403 through the bypass air inlet pipe 500, the kinetic energy in the vertical direction is converted into stable potential energy to be stored in the interlayer 400, and the stable potential energy is uniformly and stably mixed with the working medium mixed gas subjected to the depressurization treatment by the reducing connecting pipe 2 through the nozzle ring 401 based on the Venturi principle.
In one embodiment, based on the previous embodiment, referring to fig. 2 of the specification, the reducing adapter 2 has two openings, the opening with smaller diameter is the first air inlet, and the pipe diameter of the opening increases uniformly and linearly from one end with smaller diameter to the other end. The working medium mixed gas at normal temperature and normal pressure enters the reducing connecting pipe 2 from the first air inlet, the gas volume is continuously expanded, the air flow disturbance is reduced, and the pressure is properly reduced.
In one embodiment, and with reference to FIGS. 2-3 of the drawings, the nozzle ring 401 is provided with a plurality of gas jets uniformly distributed and in communication with the interlayer 400. The high-temperature and high-pressure working medium mixed gas in the bypass air inlet pipe 500 enters the inner side pipe 3 through evenly distributed air nozzles, so that the gas disturbance is reduced, and the gas can be evenly and stably mixed.
In one embodiment, and with reference to figures 2-3 of the drawings, the present utility model provides a bypass circuit mixer 8 comprising: an inner pipe 3, wherein one end of the reducing connecting pipe 2 with a larger opening is connected with the inner pipe 3, and one end of the reducing connecting pipe 2 with a smaller opening is a first air inlet; an outer sleeve 402 sleeved outside the inner pipe 3, wherein one side, close to the reducing connecting pipe 2, of the outer sleeve 402 is connected with the inner pipe 3 through an outer sleeve side plate 403, a nozzle ring 401 is arranged between the outer sleeve 402 and the inner pipe 3, and one side, far from the reducing connecting pipe 2, of the outer sleeve 402, the inner pipe 3, the nozzle ring 401 and the outer sleeve side plate 403 form an interlayer 400; the bypass air inlet pipe 500 is arranged on the outer sleeve 402, and the working medium mixed gas in the bypass air inlet pipe 500 enters the inner pipe 3 through the nozzle ring 401 after entering the interlayer 400 and is mixed with the main runner working medium gas introduced by the reducing connecting pipe 2 based on the Venturi principle. The bypass intake pipe 500 includes a bypass straight pipe 501 and a bypass curved pipe 502, and the bypass straight pipe 501 is vertically disposed on the outer sleeve 402. The bypass intake pipe 500 further includes a bypass flange 503, and one end of the bypass elbow 502 is connected to the bypass flange 503.
The bypass loop mixer 8 further comprises an inlet flange 1 and an outlet flange 6, wherein a first air inlet of the reducing adapter tube 2 is connected with the inlet flange 1, and the outlet flange 6 is arranged at one end of the outer sleeve 402, which is far away from the outer sleeve side plate 403. The diameter of the reducing adapter tube 2 uniformly and linearly increases from the end with the smaller opening diameter to the other end. The side of the nozzle ring 401 is provided with a plurality of air nozzles which are evenly distributed and communicated with the interlayer.
Referring to fig. 2-3 of the drawings, in particular, the bypass circuit mixer 8 of the present embodiment includes an inlet flange 1, a reducing adapter 2, an inner pipe 3, an interlayer 400, a bypass inlet pipe 500, an outlet flange 6, and an outer sleeve 402. The reducing connecting pipe 2 is provided with two openings with different diameters, the diameters of the two openings are uniformly and linearly increased from one end of the reducing connecting pipe 2 with smaller opening to the other end, the opening with smaller diameter is that the first air inlet is connected with the inlet flange 1, and the opening with larger diameter is connected with the inner side pipe 3. The working medium mixed gas at normal temperature and normal pressure enters the reducing connecting pipe 2 from the first air inlet, and the pressure is reduced to enter the inner pipe 3 after the reducing connecting pipe 2 expands.
It should be noted that a nozzle ring 401 is provided between the outer sleeve 402 and the inner tube 3 on the side remote from the proximal reducing adapter 2. One end of the outer sleeve 402, which is far away from the nozzle ring 401, is connected with the outer sleeve 402 through an outer sleeve side plate 403, and an opening, which is far away from the outer sleeve side plate 403, is provided with an outlet flange 6. The sandwich 400 is composed of an inner tube 3, an outer sleeve 402, a nozzle ring 401 and an outer sleeve side plate 403.
The bypass air inlet pipe 500 comprises a bypass straight pipe 501 and a bypass bent pipe 502, wherein the bypass straight pipe 501 is vertically arranged on the outer sleeve 402, and a bypass flange 503 is arranged at one end, far away from the bypass straight pipe 501, of the bypass bent pipe 502. The high-temperature and high-pressure working medium mixed gas in the bypass air inlet pipe 500 vertically enters the interlayer 400, kinetic energy of the working medium mixed gas is converted into stable potential energy to be stored in the interlayer 400, and meanwhile, the working medium mixed gas can enter the inner side pipe 3 through the spray holes uniformly formed in the nozzle ring 401, so that the full and stable mixing of the working medium mixed gas in the bypass air inlet pipe 500 and the working medium mixed gas subjected to the depressurization treatment by the reducing connecting pipe 2 is realized.
In one embodiment, and with reference to figures 2-4 of the drawings, the bypass circuit mixer 8 of the present utility model is provided in a turbocharger compressor system, in accordance with the previous embodiment.
The turbocharger compressor system includes: bypass circuit mixer 8, compressor inlet pipe 9, bypass circuit bypass pipe 10, and fuel mixer 700. The fuel mixer 700 is provided with a main intake pipe 702 along the extension direction of the reducer union 2, and is connected with a gas intake pipe 701 in the vertical direction. The bypass circuit mixer 8 is connected to the compressor intake pipe 9 at the end where the outlet flange 6 is provided, to the fuel mixer 700 at the end where the inlet flange 1 is provided, and to the bypass circuit bypass pipe 10 by providing the bypass flange 503.
The fuel gas enters the fuel mixer 700 from the fuel intake pipe 701, and the air enters the fuel mixer 700 through the main intake pipe 702. The fuel gas and the air enter the reducing connecting pipe 2 after being fully mixed, the volume of the working medium mixed gas is continuously expanded, the air flow disturbance is reduced, the pressure is properly reduced, and a certain negative pressure is formed at the position of the outlet flange 6 by being sucked by the air compressor. The high-temperature and high-pressure working medium mixed gas in the bypass loop bypass pipe 10 vertically enters the interlayer 400 through the bypass air inlet pipe 500, and kinetic energy of the working medium mixed gas is converted into stable potential energy to be stored in the interlayer 400 and enters the inner side pipe 3 through air nozzles uniformly arranged in the nozzle ring 401. In the inner pipe 3, the gas and air working medium mixture and the high-temperature and high-pressure working medium mixture are fully and uniformly mixed.
In one embodiment, based on the previous embodiment, the turbo-charged compressor system is used for an engine, and the uniform and stable working medium mixture processed by the turbo-charged compressor system enters the engine to consume work through the compressor to improve the performance of the engine.
It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. A bypass loop mixer, comprising:
an inner tube;
the end of the reducing connecting pipe with a larger opening is connected with the inner side pipe, and the end of the reducing connecting pipe with a smaller opening is a first air inlet;
the outer sleeve is sleeved outside the inner pipe, one side, close to the reducing connecting pipe, between the outer sleeve and the inner pipe is connected through an outer sleeve side plate, a nozzle ring is arranged on one side, far away from the reducing connecting pipe, between the outer sleeve and the inner pipe, and an interlayer is formed by the outer sleeve, the inner pipe, the nozzle ring and the outer sleeve side plate;
the bypass air inlet pipe is arranged on the outer sleeve, and working medium mixed gas in the bypass air inlet pipe enters the inner side pipe through the nozzle ring after entering the interlayer and is mixed with the main runner working medium mixed gas introduced by the reducing connecting pipe based on the Venturi principle.
2. The bypass circuit mixer of claim 1, wherein the bypass air inlet pipe comprises a bypass straight pipe and a bypass curved pipe, the bypass straight pipe being connected to the outer sleeve.
3. The bypass circuit mixer of claim 2 wherein the bypass straight tube is disposed vertically on the outer sleeve.
4. The bypass circuit mixer of claim 3 further comprising a bypass flange, wherein one end of the bypass elbow is connected to the bypass flange.
5. The bypass circuit mixer of claim 1 further comprising an inlet flange, an outlet flange, wherein the first inlet port of the reducing adapter is connected to the inlet flange, and wherein the outlet flange is provided at an end of the outer sleeve remote from the side plate of the outer sleeve.
6. The bypass circuit mixer according to any one of claims 1 to 5, wherein the diameter of the reducing nipple increases uniformly and linearly from the smaller diameter end of the opening to the other end.
7. The bypass circuit mixer of claim 6, wherein the side of the nozzle ring is provided with a plurality of air jets evenly distributed and in communication with the interlayer.
8. A turbocharger compressor system, comprising: the bypass circuit mixer of any one of claims 1-7, further comprising:
the decompression air inlet pipe is connected with one end of the outer sleeve, which is far away from the reducing connecting pipe, through the outlet flange;
the gas mixer is connected with one end of the reducing connecting pipe, which is provided with the inlet flange;
and the bypass loop bypass pipe is connected with the bypass elbow pipe through the bypass flange.
9. The turbocharger compressor system according to claim 8, wherein the gas mixer is provided with a main gas inlet pipe and a gas inlet pipe along the reducing nipple extension direction and the vertical direction, respectively.
10. An engine comprising the turbocharger compressor system of claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223209303.3U CN219159057U (en) | 2022-12-01 | 2022-12-01 | Bypass loop mixer, turbocharger compressor system and engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223209303.3U CN219159057U (en) | 2022-12-01 | 2022-12-01 | Bypass loop mixer, turbocharger compressor system and engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219159057U true CN219159057U (en) | 2023-06-09 |
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ID=86614289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223209303.3U Active CN219159057U (en) | 2022-12-01 | 2022-12-01 | Bypass loop mixer, turbocharger compressor system and engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219159057U (en) |
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2022
- 2022-12-01 CN CN202223209303.3U patent/CN219159057U/en active Active
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