CN216922225U - Two-stroke rotary distribution pneumatic engine - Google Patents
Two-stroke rotary distribution pneumatic engine Download PDFInfo
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- CN216922225U CN216922225U CN202122552503.8U CN202122552503U CN216922225U CN 216922225 U CN216922225 U CN 216922225U CN 202122552503 U CN202122552503 U CN 202122552503U CN 216922225 U CN216922225 U CN 216922225U
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The utility model belongs to the technical field of engines, and discloses a two-stroke rotary distribution pneumatic engine, which comprises: the device comprises a pneumatic engine, an outer cylinder, a gas distribution rotating shaft, a belt transmission assembly, a high-frequency high-pressure pneumatic switch valve and a controller; the air distribution rotating shaft is rotatably arranged in the outer cylinder and is connected with a rotating shaft of the pneumatic engine through a belt transmission assembly; the outer cylinder body is provided with a first exhaust port and a second exhaust port, the gas distribution rotating shaft is internally provided with a gas flow passage, and the gas distribution rotating shaft is provided with a gas inlet communicated with the gas flow passage and is gated by the first exhaust port and the second exhaust port; the outer cylinder body is fixed on the pneumatic engine, and the second exhaust port is communicated with the air inlet of the cylinder; the outlet of the high-frequency high-pressure pneumatic switch valve is communicated with a gas flow passage of the gas distribution rotating shaft; the controller is connected with the high-frequency high-pressure pneumatic switch valve. The two-stroke rotary gas distribution pneumatic engine provided by the utility model can simplify the structure of the gas engine and reduce the volume scale, power consumption and noise.
Description
Technical Field
The utility model relates to the technical field of engines, in particular to a two-stroke rotary distribution pneumatic engine.
Background
The pneumatic engine is driven by high-pressure gas, so that tail gas polluting the environment can not be generated like a fuel engine. The existing gas engine is mostly refitted based on the structural framework of the existing fuel engine, so that the structure is complex, the size is large, the power consumption is high, and the noise is large.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two-stroke rotary gas distribution pneumatic engine, which solves the technical problems of complex structure, large volume, high power consumption and high noise of a gas engine in the prior art.
In order to solve the above technical problem, the present invention provides a two-stroke rotary distribution pneumatic engine, comprising: the device comprises a pneumatic engine, an outer cylinder, a gas distribution rotating shaft, a belt transmission assembly, a high-frequency high-pressure pneumatic switch valve and a controller;
the air distribution rotating shaft is rotatably arranged in the outer cylinder and is connected with a rotating shaft of the pneumatic engine through the belt transmission assembly;
the outer cylinder body is provided with a first exhaust port and a second exhaust port, a gas flow channel is formed in the gas distribution rotating shaft, the gas distribution rotating shaft is provided with a gas inlet communicated with the gas flow channel, the first exhaust port and the second exhaust port are arranged on the rotating track of the gas inlet, and the gas inlet is gated with the first exhaust port and the second exhaust port;
the pneumatic engine is provided with an air cylinder air inlet, the outer cylinder body is fixed on the pneumatic engine, and the second air outlet is communicated with the air cylinder air inlet;
the outlet of the high-frequency high-pressure pneumatic switch valve is communicated with the gas flow channel of the gas distribution rotating shaft;
and the controller is connected with the high-frequency high-pressure pneumatic switch valve.
Further, a rotating bearing is arranged in the outer cylinder, and the air distribution rotating shaft is arranged in the rotating bearing.
Further, the rotary bearing is a ball bearing.
Further, the belt drive assembly includes: the transmission device comprises a transmission belt, a reduction gear set and a transmission bracket;
the speed reduction gear set is fixed on the pneumatic engine through the transmission support, the speed reduction gear set is connected with a rotating shaft of the pneumatic engine, and the transmission belt is connected with the speed reduction gear set and the gas distribution rotating shaft.
Further, the air-powered engine is characterized in that the air intake stroke is set when the crank angle is 0-180 CA, wherein the intake maintaining angle is set when the crank angle is 0-40 CA, and the air intake stroke expansion angle is set when the crank angle is 40-90 CA.
Furthermore, the crank angle of the pneumatic engine is 180-360 DEG CA, and the crank angle is an exhaust stroke.
Further, the frequency of the high-frequency high-voltage pneumatic switch valve is within 100 Hz.
Furthermore, the pressure-resistant range of the high-frequency high-pressure pneumatic switch valve is 2-3 MPa.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the two-stroke rotary gas distribution pneumatic engine provided by the embodiment of the application is provided with the nested outer cylinder and the gas distribution rotating shaft which is rotatably arranged in the outer cylinder and is internally provided with the fluid channel, the outer cylinder is communicated with the air cylinder air inlet of the pneumatic engine and is additionally provided with the exhaust port, a gas distribution path of gas inlet and exhaust strokes is realized, the rotating shaft of the pneumatic engine and the gas distribution rotating shaft are further connected through the belt transmission assembly, the gas distribution rotating shaft is realized to rotate, and the exhaust port of the outer cylinder and the air cylinder air inlet are gated in the process, so that the gas inlet and exhaust strokes are completed; therefore, the normal work of the engine can be realized only through two strokes, and the structure of the engine is greatly simplified; the high-frequency high-pressure pneumatic switch valve is used for realizing gas distribution, the rotating shaft is filled with gas, compressed air enters the cylinder, high-pressure air expands in the cylinder to push the piston to move, the connecting rod converts the linear motion of the piston into the rotating motion of the crankshaft without combustion energy supply, the energy loss is less, the energy efficiency is high, and the noise is low. Compared with a two-stroke internal combustion engine, the rotary distribution pneumatic engine is clean and environment-friendly in acting and simple in structure. Only an air inlet process and an air exhaust process are arranged, and compared with a four-stroke structure, the four-stroke structure is simpler, lighter in weight and lower in noise. The gas recycling rate is high in the operation process, the structure is simple, the cleaning and environment-friendly effects are achieved, the system power consumption is low, the noise is low, and the expandability is good.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a two-stroke rotary air distribution pneumatic engine provided by an embodiment of the utility model;
fig. 2 is a relationship curve of air distribution and a rotating shaft of the two-stroke rotary air distribution pneumatic engine provided by the embodiment of the utility model.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
It should be noted that all the directional indications in the embodiments of the present application are only used to explain the relative position relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
The following disclosure provides many different embodiments, or examples, for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The application is described below with reference to specific embodiments in conjunction with the following drawings.
The embodiment of the application provides a rotatory distribution pneumatic engine of two strokes, solves among the prior art gas engine structure complicacy, and is bulky, and the consumption is high, technical problem that the noise is big.
In order to better understand the technical solutions, the technical solutions will be described in detail below with reference to the drawings and the specific embodiments of the specification, and it should be understood that the embodiments and specific features of the embodiments of the present invention are detailed descriptions of the technical solutions of the present application, and are not limitations of the technical solutions of the present application, and the technical features of the embodiments and examples of the present application may be combined with each other without conflict.
Referring to fig. 1 and 2, the present embodiment provides a two-stroke rotary distribution pneumatic engine, which simplifies the stroke mode of the pneumatic engine by providing a distribution structure, greatly simplifies the structure and scale of the engine, reduces weight and noise, and improves energy efficiency.
Specifically, the two-stroke rotary distribution pneumatic engine comprises: a pneumatic engine 13 and for valve train for effecting the intake and exhaust strokes.
The gas distribution structure specifically comprises: the device comprises an outer cylinder body 2, a gas distribution rotating shaft 1, a belt transmission assembly 15, a high-frequency high-pressure pneumatic switch valve 10 and a controller 11.
The air distribution rotating shaft 1 is rotatably arranged in the outer cylinder 2, and the air distribution rotating shaft 1 is connected with a rotating shaft of the pneumatic engine 13 through the belt transmission assembly 15, so that the air distribution rotating shaft 1 can be driven by the pneumatic engine 13 to rotate.
In order to meet the rotating requirement, a rotating bearing 14 is arranged in the outer cylinder, and the gas distribution rotating shaft 1 is arranged in the rotating bearing 14, so that the gas distribution rotating shaft can stably rotate, and the reliability of the structure is ensured.
In this embodiment, the rotary bearing 14 may be configured as a ball bearing. Of course, other types of support bearings may be provided, and are not limited herein.
The outer cylinder 2 is provided with a first exhaust port 9 and a second exhaust port for exhausting gas inside the outer cylinder, the gas distribution rotating shaft 1 is internally provided with a gas flow passage, the gas distribution rotating shaft 1 is provided with a gas inlet 12 communicated with the gas flow passage for receiving high-pressure gas input by the high-frequency high-pressure pneumatic switch valve 10, the first exhaust port 9 and the second exhaust port are arranged on a rotating track of the gas inlet 12, the gas inlet 12 is gated with the first exhaust port 9 and the second exhaust port, the pneumatic engine 13 is provided with a cylinder gas inlet 3, the outer cylinder 2 is fixed on the pneumatic engine 13, and the second exhaust port is communicated with the cylinder gas inlet 3; so that high-pressure gas is injected into the cylinder 4 through the first exhaust port 9 and the cylinder inlet 3, the air is compressed, and the piston 5, the connecting rod 6 and the crankshaft 7 are sequentially pushed; the crankshaft 7 rotates in the crankcase 8 to drive the rotating shaft to rotate and apply work to the outside.
The outlet of the high-frequency high-pressure pneumatic switch valve 10 is communicated with the gas flow channel of the gas distribution rotating shaft 1, so that gas introduction is realized; it should be noted that, since the gas distribution rotating shaft 1 needs to rotate, a rotatable universal joint or a joint form having two parts that rotate relative to each other is not required to be provided at the gas flow passage end of the gas distribution rotating shaft 1. Corresponding support structures can also be arranged for strengthening support and fixation.
The controller 11 is connected with the high-frequency high-pressure pneumatic switch valve 10 and used for setting air inflow and air intake time according to actual working conditions so as to control air intake and exhaust strokes in a matching mode.
In this embodiment, the belt drive assembly 15 includes: the transmission device comprises a transmission belt, a reduction gear set and a transmission bracket; the reduction gear set is fixed on the pneumatic engine through the transmission support, the reduction gear set is connected with a rotating shaft of the pneumatic engine 13, and the transmission belt is connected with the reduction gear set and the gas distribution rotating shaft 1.
Of course, the reduction gear set can also be set into a formed independent speed reducer, so that the assembly and disassembly are convenient.
In the present embodiment, the intake stroke 17 is defined as a crank angle of the pneumatic engine 13 of 0 to 180 ° CA, the intake maintaining angle 18 is defined as a crank angle of 0 to 40 ° CA, and the intake stroke expansion angle 19 is defined as a crank angle of 40 to 90 ° CA. And when the crank angle of the pneumatic engine is 180-360 CA degrees, the exhaust stroke is 16.
Generally, the frequency of the high-frequency high-pressure pneumatic switch valve 10 is within 100Hz, and the pressure-resistant range is 2-3 MPa.
The operation will be described in detail below.
The controller 11 opens the high-frequency high-pressure pneumatic switch valve 10 to charge gas into the air distribution rotating shaft 1, compressed air enters the air cylinder 4, high-pressure air expands in the air cylinder 4 to push the piston 5 to move, the connecting rod 6 converts the linear motion of the piston into the rotary motion of the crankshaft 7, and the belt transmission assembly 15 drives the air distribution rotating shaft 1 to rotate.
When the air distribution rotating shaft 1 corresponds to the first exhaust port 9 of the outer cylinder 2, the exhaust operation is performed.
The frequency of the high-frequency high-voltage pneumatic switch valve 10 is within 100Hz, and the pressure resistance is within a range of 2-3 MPa so as to change the air intake flow and the air intake pressure of the pneumatic engine. Air is absorbed at an air inlet of the high-frequency high-pressure pneumatic switch valve 10, compressed air is filled into the air distribution rotating shaft 1, the air distribution rotating shaft 1 can store air, an air inlet 12 of the air distribution rotating shaft 1 is connected with an air inlet 3 of the air cylinder in the air inlet process, the air distribution rotating shaft 1 rotates in the air exhaust process, and the air inlet 12 of the air distribution rotating shaft is connected with the first air exhaust port 9.
The controller 11 opens the high-frequency high-pressure pneumatic switch valve 10, compressed air enters the air distribution rotating shaft 1, an air inlet 12 of the air distribution rotating shaft 1 is connected with an air inlet 3 of the air cylinder, when the required air quantity is achieved, the controller 11 closes the high-frequency high-pressure pneumatic switch valve 10, the air compression piston 5 works, when the required power of the carrier is higher, the crankshaft 7 rotates more frequently, the rotating speed of the air distribution rotating shaft 1 is controlled to be higher through the belt transmission assembly 15, and the exhaust work is completed more efficiently.
The cylinder air inlet 3 is positioned in the cylinder, and the air starts to be inflated into the cylinder 4 when the air inlet 12 of the air distribution rotating shaft 1 corresponds to the position of the cylinder air inlet instead of the position of a spark plug.
The pneumatic engine 13 is connected with the air distribution rotating shaft 1 through an air pipe, and converts the pressure energy of the compressed air into mechanical energy and outputs the mechanical energy. Because the spark plug is replaced, no fuel is burnt in the process, the discharged residual gas is clean air, the environment is not polluted, and the spark plug can be repeatedly used.
The controller 11 sends an opening control signal to the high-frequency high-pressure pneumatic switch valve 10 to open the high-frequency high-pressure pneumatic switch valve 10; and starting to charge the air distribution rotating shaft 1, wherein the time of the air distribution rotating shaft charging process is short, and the air inlet 12 of the air distribution rotating shaft 1 is connected with the air inlet 3 of the air cylinder.
According to the amount of gas needed by a carrier, a gas compression crankshaft 7 rotates, an intake stroke expansion angle 19 is about 40-90 degrees, the time for immediately closing the high-frequency high-pressure pneumatic switch valve is calculated, a controller 11 sends a closing control signal to the high-frequency high-pressure pneumatic switch valve 10, the high-frequency high-pressure pneumatic switch valve 10 is closed, compressed air in a cylinder pushes a piston 5 to move, a connecting rod 6 enables the crankshaft 7 to move, pressure energy is converted into mechanical energy, and the mechanical energy performs repeated movement in a pneumatic engine.
The repetitive motion in the pneumatic motor 13 controls the rotation motion of the valve actuating rotating shaft 1 through belt transmission, and the more frequently the piston 5 moves, the faster the valve actuating rotating shaft 1 rotates. When the air distribution rotating shaft 1 rotates, the outer cylinder 2 is kept unchanged, and when the air inlet 12 of the air distribution rotating shaft 1 corresponds to the first exhaust port 9 of the outer cylinder 2, exhaust operation is performed.
The two-stroke pneumatic engine provided by the embodiment only has an air inlet process and an air outlet process. The air inlet stroke 17 is set when the crankshaft angle is 0-180 CA, the inflation expansion stage 21 is set at the moment, the high-frequency high-pressure pneumatic switch valve 10 is opened by the controller 11, wherein the crankshaft angle is the intake maintaining angle 18 when the crankshaft angle is 0-40 CA, the air inlet stroke expansion angle 19 when the crankshaft angle is 40-90 CA, the crankshaft angle range is that the gas distribution cyclone rotating shaft 1 compresses gas in the cylinder 4, and the controller 11 sends a closing signal to the high-frequency high-pressure pneumatic switch valve 10 according to the air pressure required by the carrier. When the crankshaft rotation angle is 180-360 CA degrees, the exhaust stroke is 16, at the moment, the compression stage is 20, and the rotation of the gas distribution rotating shaft is controlled by the pneumatic engine through belt transmission, so that the exhaust function is realized.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
the two-stroke rotary gas distribution pneumatic engine provided by the embodiment of the application is provided with a nested outer cylinder body and a gas distribution rotating shaft which is rotatably arranged in the outer cylinder body and is internally provided with a fluid channel, the outer cylinder body is communicated with a gas inlet of a cylinder of the pneumatic engine, an exhaust port is additionally arranged, a gas distribution path of gas inlet and exhaust strokes is realized, the rotating shaft of the pneumatic engine and the gas distribution rotating shaft are further connected through the belt transmission assembly, the gas distribution rotating shaft is realized to rotate, and the gas outlet of the outer cylinder body and the gas inlet of the cylinder are gated in the process to complete the gas inlet and exhaust strokes; therefore, the normal work of the engine can be realized only through two strokes, and the structure of the engine is greatly simplified; the high-frequency high-pressure pneumatic switch valve is used for realizing gas distribution, the rotating shaft is filled with gas, compressed air enters the cylinder, high-pressure air expands in the cylinder to push the piston to move, the connecting rod converts the linear motion of the piston into the rotating motion of the crankshaft without combustion energy supply, the energy loss is less, the energy efficiency is high, and the noise is low. Compared with a two-stroke internal combustion engine, the rotary distribution pneumatic engine is clean and environment-friendly in acting and simple in structure. Only an air inlet process and an air exhaust process are arranged, and compared with a four-stroke structure, the four-stroke structure is simpler, lighter in weight and lower in noise. The gas recycling rate is high in the operation process, the structure is simple, the cleaning and environment-friendly effects are achieved, the system power consumption is low, the noise is low, and the expandability is good.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.
In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art
While the preferred embodiments of the present application have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (8)
1. A two-stroke rotary distribution pneumatic engine, comprising: the device comprises a pneumatic engine, an outer cylinder, a gas distribution rotating shaft, a belt transmission assembly, a high-frequency high-pressure pneumatic switch valve and a controller;
the air distribution rotating shaft is rotatably arranged in the outer cylinder and is connected with a rotating shaft of the pneumatic engine through the belt transmission assembly;
the outer cylinder body is provided with a first exhaust port and a second exhaust port, a gas flow channel is formed in the gas distribution rotating shaft, the gas distribution rotating shaft is provided with a gas inlet communicated with the gas flow channel, the first exhaust port and the second exhaust port are arranged on the rotating track of the gas inlet, and the gas inlet is gated with the first exhaust port and the second exhaust port;
the pneumatic engine is provided with an air cylinder air inlet, the outer cylinder body is fixed on the pneumatic engine, and the second air outlet is communicated with the air cylinder air inlet;
the outlet of the high-frequency high-pressure pneumatic switch valve is communicated with a gas flow channel of the gas distribution rotating shaft;
and the controller is connected with the high-frequency high-pressure pneumatic switch valve.
2. The two-stroke rotary air distribution pneumatic engine of claim 1 wherein a rotary bearing is disposed within the outer cylinder, the air distribution rotary shaft being disposed within the rotary bearing.
3. A two-stroke rotary air distribution pneumatic engine as recited in claim 2 wherein said rotary bearings are ball bearings.
4. The two-stroke rotary air distribution pneumatic engine of claim 1 wherein the belt drive assembly comprises: the device comprises a transmission belt, a reduction gear set and a transmission bracket;
the reduction gear set is fixed on the pneumatic engine through the transmission support, the reduction gear set is connected with a rotating shaft of the pneumatic engine, and the transmission belt is connected with the reduction gear set and the gas distribution rotating shaft.
5. The two-stroke rotary air distribution pneumatic engine according to claim 1, wherein the intake stroke is set when the crank angle of the pneumatic engine is 0 to 180 ° CA, and wherein the intake maintaining angle is set when the crank angle is 0 to 40 ° CA and the intake stroke expansion angle is set when the crank angle is 40 to 90 ° CA.
6. The two-stroke rotary air distribution pneumatic engine as recited in claim 5, wherein the crank angle of the pneumatic engine is 180-360 ° CA and the exhaust stroke is the same.
7. The two-stroke rotary air distribution pneumatic engine of claim 1 wherein the frequency of the high frequency, high pressure pneumatic switching valve is within 100 Hz.
8. The two-stroke rotary distribution pneumatic engine as recited in claim 1, wherein said high frequency high pressure pneumatic switching valve has a pressure resistance range of 2 to 3 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122552503.8U CN216922225U (en) | 2021-10-22 | 2021-10-22 | Two-stroke rotary distribution pneumatic engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122552503.8U CN216922225U (en) | 2021-10-22 | 2021-10-22 | Two-stroke rotary distribution pneumatic engine |
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| CN216922225U true CN216922225U (en) | 2022-07-08 |
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| CN202122552503.8U Active CN216922225U (en) | 2021-10-22 | 2021-10-22 | Two-stroke rotary distribution pneumatic engine |
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