CN211174366U - Cylinder and engine - Google Patents
Cylinder and engine Download PDFInfo
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- CN211174366U CN211174366U CN202020020796.8U CN202020020796U CN211174366U CN 211174366 U CN211174366 U CN 211174366U CN 202020020796 U CN202020020796 U CN 202020020796U CN 211174366 U CN211174366 U CN 211174366U
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Abstract
The application relates to the technical field of power devices, in particular to a cylinder and an engine. The utility model provides an air cylinder, includes cylinder body, main heat dissipation spare and auxiliary heat dissipation spare, and main heat dissipation spare sets up along cylinder body circumference, and auxiliary heat dissipation spare sets up on cylinder body and/or main heat dissipation spare. Main radiator in this application is direct to be in contact with the cylinder body, mainly dispels the heat to the cylinder body. When the auxiliary radiating piece is arranged on the cylinder body, the main radiating piece is matched with the auxiliary radiating piece so as to enlarge the radiating area of the cylinder body, and the radiating effect of the cylinder body is better; when the auxiliary radiating piece is arranged on the main radiating piece, the radiating area of the main radiating piece to the cylinder body is increased, so that the radiating effect of the cylinder body is better; when one part of the auxiliary radiating piece is arranged on the main radiating piece and the other part of the auxiliary radiating piece is directly arranged on the cylinder body, the main radiating piece is utilized and matched with the auxiliary radiating piece, so that the radiating area of the cylinder body is enlarged, and the radiating effect of the cylinder body is better.
Description
Technical Field
The application relates to the technical field of power devices, in particular to a cylinder and an engine.
Background
However, when the engine works, the cylinder is only cooled by the cooling fins, so that the cooling effect of the cylinder is poor, the temperature distribution in the cylinder is uneven, and the performance and the service life of the engine are affected.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a cylinder and an engine, which solve the technical problem that the service life of the cylinder and the engine is short due to uneven temperature distribution in the cylinder in the prior art to a certain extent.
The application provides a cylinder, including cylinder body, main heat dissipation spare and auxiliary heat dissipation spare, main heat dissipation spare is followed cylinder body circumference sets up, auxiliary heat dissipation spare sets up cylinder body and/or on the main heat dissipation spare.
In the above technical solution, further, the main heat sink includes a plurality of first heat sinks, and the plurality of first heat sinks are arranged on the cylinder body at intervals; the auxiliary heat dissipation part comprises a second heat dissipation plate, and the second heat dissipation plate and the first heat dissipation plate form a certain preset angle.
In the above technical solution, further, the auxiliary heat dissipation member further includes a plurality of diffusion plates, and the diffusion plates are disposed on the second heat dissipation plate in a one-to-one correspondence.
The application also provides an engine, which comprises an exhaust cylinder and the cylinder; an exhaust passage is formed in one side of the cylinder body, and the exhaust cylinder is communicated with the cylinder body through the exhaust passage.
In the above technical solution, further, a scavenging passage is provided in the cylinder body, and the scavenging passage and the exhaust passage are arranged at intervals;
one end of the auxiliary heat dissipation piece is connected with the main heat dissipation piece, and the auxiliary heat dissipation piece is close to the scavenging passage.
In the above technical solution, further, the exhaust pipe further includes a first heat dissipation assembly, and the first heat dissipation assembly is disposed at an exhaust end of the exhaust pipe.
In the above technical solution, further, the first heat dissipation assembly includes a first fixing member, a first supporting member and a first fan blade;
the first fixing piece is fixed at the exhaust end of the exhaust funnel, and the first fan blades are rotatably arranged on the first fixing piece through the first supporting piece.
In the above technical solution, further, the heat sink further includes a second heat dissipation assembly, and the second heat dissipation assembly is disposed on the auxiliary heat dissipation member.
In the above technical solution, further, the second heat dissipation assembly includes a second fixing member, a second supporting member and a second fan blade;
the second fixing piece is arranged on the auxiliary heat dissipation piece, and the second fan blade is rotatably arranged on the second fixing piece through the second supporting piece.
In the above technical solution, further, the fan further comprises a transmission member, and the transmission member is connected to the first support member and the second support member, so that the first fan blade and the second fan blade are linked.
In the above technical solution, further, the number of the scavenging ducts is at least 3, and the number of the exhaust ducts is at least 1.
Compared with the prior art, the beneficial effect of this application is:
the application provides a pair of cylinder, including cylinder body, main heat dissipation spare and auxiliary heat dissipation spare, main heat dissipation spare is followed cylinder body circumference sets up, and auxiliary heat dissipation spare sets up on cylinder body and/or main heat dissipation spare.
Specifically, the main heat dissipation part directly contacts with the cylinder body to realize main heat dissipation of the cylinder body, and when the auxiliary heat dissipation part is directly arranged on the cylinder body, the main heat dissipation part is matched with the auxiliary heat dissipation part to enlarge the heat dissipation area of the cylinder body, so that the heat dissipation effect of the cylinder body is better; when the auxiliary radiating piece is arranged on the main radiating piece, the radiating area of the main radiating piece to the cylinder body can be increased, so that the radiating effect of the cylinder body is better; when one part of the auxiliary radiating piece is arranged on the main radiating piece, and the other part of the auxiliary radiating piece is directly arranged on the cylinder body, the main radiating piece is utilized and matched with the auxiliary radiating piece, so that the radiating area of the cylinder body is enlarged, and the radiating effect of the cylinder body is better.
The application also provides an engine, which comprises an exhaust cylinder and the cylinder; an exhaust passage is formed in one side of the cylinder body, and the exhaust cylinder is communicated with the cylinder body through the exhaust passage. Based on the analysis, the heat dissipation effect of the engine is better.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a cylinder according to an embodiment of the present disclosure;
fig. 2 is a schematic plan view of a cylinder provided in an embodiment of the present application;
fig. 3 is a schematic perspective view of an engine according to a second embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a cylinder provided with a scavenging passage and a scavenging passage according to a second embodiment of the present application;
fig. 5 is a schematic structural view of the scavenging passage provided in the cylinder and the air flow direction in the scavenging passage in the second embodiment of the present application;
fig. 6 is a schematic structural diagram of an engine provided with a first heat dissipation assembly according to a third embodiment of the present application;
fig. 7 is a schematic structural view of an engine provided with a second heat dissipation assembly according to a fourth embodiment of the present disclosure;
FIG. 8 is a schematic structural diagram of a transmission member provided on an engine according to a fifth embodiment of the present disclosure;
FIG. 9 is a top view of an engine provided in accordance with an embodiment of the present application;
fig. 10 is a schematic structural diagram of a diffuser plate disposed on a cylinder according to an embodiment of the present disclosure under a first viewing angle;
fig. 11 is a schematic structural diagram of a diffuser plate disposed on a cylinder in a second viewing angle according to an embodiment of the present disclosure;
fig. 12 is a schematic structural diagram of a cylinder provided with a heat dissipation plate according to an embodiment of the present application.
In the figure: 100-a cylinder body; 101-a primary heat sink; 102-an auxiliary heat sink; 103-an exhaust funnel; 104-an exhaust passage; 105-a scavenging path; 106-a first fixture; 107-a first support; 108-a first fan blade; 109-a second fixture; 110-a second support; 111-a second fan blade; 112-a transmission member; 113-a first direction; 114-a second direction; 115-a diffuser plate; 116-mounting holes; 117-connecting plate.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all 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.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example one
Referring to fig. 1 and 2, the present application provides a cylinder including a cylinder body 100, a main radiator 101, and an auxiliary radiator 102, where the main radiator 101 is disposed along a circumferential direction of the cylinder body 100, and the auxiliary radiator 102 is disposed on the cylinder body 100 and/or the main radiator 101.
Specifically, in the present application, the main heat dissipation member 101 directly contacts with the cylinder body 100 to achieve main heat dissipation of the cylinder body 100, and when the auxiliary heat dissipation member 102 is directly disposed on the cylinder body 100, the main heat dissipation member 101 is utilized to cooperate with the auxiliary heat dissipation member 102 to increase a heat dissipation area of the cylinder body 100, so that the heat dissipation effect of the cylinder body 100 is better; when the auxiliary heat dissipation member 102 is disposed on the main heat dissipation member 101, the heat dissipation area of the main heat dissipation member 101 to the cylinder body 100 can be increased, so that the heat dissipation effect of the cylinder body 100 is better; when one part of the auxiliary heat dissipation member 102 is disposed on the main heat dissipation member 101 and the other part is directly disposed on the cylinder body 100, the main heat dissipation member 101 is used in cooperation with the auxiliary heat dissipation member 102 to increase the heat dissipation area of the cylinder body 100, so that the heat dissipation effect of the cylinder body 100 is better.
In an alternative scheme of this embodiment, the main heat dissipation members 101 are first heat dissipation plates and are arranged on the cylinder body 100 at intervals; preferably, the first heat dissipation plate is a square heat dissipation plate, and the square heat dissipation plate is provided with a mounting hole, so that the square heat dissipation plate can be sleeved on the outer side wall of the cylinder body 100, and further heat dissipation of the cylinder body 100 is achieved, and preferably, the first heat dissipation plates are arranged in parallel.
Preferably, the auxiliary heat sink 102 is a second heat sink, and the second heat sink and the first heat sink are at a predetermined angle, and three forms are described below.
The first arrangement mode is as follows: the second heat dissipation plate is parallel to the first heat dissipation plate and connected with the first heat dissipation plate, the second heat dissipation plate is provided with a plurality of second heat dissipation plates, and the plurality of second heat dissipation plates are arranged in one-to-one correspondence with the first heat dissipation plates. Particularly, the stiff end setting of second heating panel is in on the first heating panel, the extension end of second heating panel is along being on a parallel with the direction of first heating panel extends, utilizes the second heating panel can increase the heat radiating area of first heating panel, improves the radiating efficiency to the cylinder, and then improves the cooling effect of cylinder body 100, prolongs the life of cylinder.
The second arrangement mode is as follows: the second heating panel perpendicular to first heating panel is as a plurality of when first heating panel parallel interval sets up, consider that the heat that gives out through first heating panel can have the problem of gathering, and the second heating panel that the first heating panel of perpendicular to set up can change the thermal propagation direction that first heating panel gave out, has solved the problem of heat gathering, and then has improved the radiating effect to the cylinder.
The third arrangement mode is as follows: one part of the second heat dissipation plate is parallel to the first heat dissipation plate, and the other part of the second heat dissipation plate is perpendicular to the first heat dissipation plate, so that the heat dissipation area of the first heat dissipation plate can be increased by utilizing one part of the second heat dissipation plate, the propagation direction of heat emitted by the first heat dissipation plate can be changed by utilizing the other part of the second heat dissipation plate, and the heat dissipation of the cylinder is further improved.
In an alternative of this embodiment, shown in fig. 10, 11 and 12: in order to further increase the heat dissipation capability of the auxiliary heat dissipation member 102, the auxiliary heat dissipation member 102 further includes a plurality of diffusion plates 115, and the diffusion plates 115 are sleeved on the second heat dissipation plates in a one-to-one correspondence.
In the actual use process, the second heat dissipation plate is preferably arranged on the first heat dissipation plate in a welding manner, a mounting hole 116 is formed in the position, corresponding to the second heat dissipation plate, of the diffusion plate 115, the diffusion plate 115 is sleeved on the second heat dissipation plate through the mounting hole 116, and therefore the first heat dissipation plate and the second heat dissipation plate are used in a matched manner, and the heat dissipation effect of the auxiliary heat dissipation member 102 is further improved.
Preferably, the second heat dissipation plate is made of aluminum alloy, the diffusion plate 115 is made of copper alloy, and compared with the second heat dissipation plate made of aluminum alloy, the diffusion plate 115 made of copper alloy has a better heat dissipation effect; considering that the density of the copper alloy is greater than that of the aluminum alloy, that is, the second heat dissipation plate is made of the aluminum alloy material, and the diffusion plate 115 is made of the copper alloy material, that is, the overall weight of the cylinder is reduced to the maximum extent while heat dissipation to the cylinder is satisfied.
In this embodiment, it is preferable that adjacent diffusion plates 115 are connected by a connection plate 117, that is, a plurality of diffusion plates 115 are connected into a whole to form an integral structure, and then are sleeved on the second heat dissipation plate in a one-to-one correspondence, which saves operation time and labor.
Example two
The second embodiment is an improvement on the basis of the first embodiment, technical contents disclosed in the first embodiment are not described repeatedly, and contents disclosed in the second embodiment also belong to contents disclosed in the first embodiment.
Referring to fig. 3 to 5, the present application further provides an engine including an exhaust stack 103 and the above-described cylinder; an exhaust passage 104 is formed in one side of the cylinder body 100, and the exhaust cylinder 103 is communicated with the cylinder body 100 through the exhaust passage 104. A scavenging passage 105 is arranged in the cylinder body 100, and the scavenging passage 105 and the exhaust passage 104 are arranged at intervals; the auxiliary heat radiator 102 is disposed near the scavenging duct 105.
In actual use, the exhaust process of the engine is as follows: the exhaust valve is opened, and since the pressure in the cylinder is higher than the atmospheric pressure at this time, high-temperature exhaust gas is discharged out of the cylinder from the exhaust passage 104 while air is taken in from the scavenging passage 105. The air sucked from the scavenging passage 105 is generally cold air, so that the air can be cooled and radiated to the corresponding position of the cylinder, the exhaust passage 104 exhausts high-temperature waste gas, and therefore heat of the position of the cylinder corresponding to the exhaust passage 104 is accumulated, so that the problem that the temperature of the position of the cylinder corresponding to the exhaust passage 104 is high is solved, the auxiliary radiating member 102 is arranged at the position of the cylinder body 100 corresponding to the exhaust passage 104, namely, the auxiliary radiating member 102 is utilized to radiate the shell of the cylinder on the side of the exhaust passage 104, so that the temperature distribution in the cylinder is ensured to be uniform, and the service life of the cylinder is prolonged.
In an optional scheme of this embodiment, at least 3 of the scavenging ducts 105 are provided, and at least 1 of the exhaust ducts 104 is provided.
Specifically, the shapes of the scavenging duct 105 and the exhaust duct 104 are not particularly limited.
As shown in fig. 5: the first direction 113 is a direction in which fuel enters the cylinder body 100, the second direction 114 is a direction in which exhaust gas is discharged, and the auxiliary radiator 102 is provided on the main radiator 101 and extends toward the side of the exhaust stack 103.
EXAMPLE III
The third embodiment is an improvement on the third embodiment, technical contents disclosed in the third embodiment are not described repeatedly, and the contents disclosed in the third embodiment also belong to the contents disclosed in the third embodiment.
In order to accelerate the exhaust of the exhaust gas and prevent heat accumulation during the exhaust stroke, referring to fig. 6, a first heat dissipation assembly is disposed at the exhaust end of the exhaust cylinder 103, and when high-temperature exhaust gas exits the cylinder, the gas exhausted through the exhaust cylinder 103 drives the first heat dissipation assembly to move, so as to further accelerate the exhaust gas.
In an optional scheme of this embodiment, the first heat dissipation assembly includes a first fixing member 106, a first supporting member 107, and a first fan 108; the first fixing member 106 is fixed at the exhaust end of the exhaust funnel 103, and the first fan blade 108 is rotatably disposed on the first fixing member 106 through the first supporting member 107.
Specifically, the first fixing member 106 is preferably an X-shaped bracket, the X-shaped bracket is fixed at the exhaust end of the exhaust pipe 103, the first supporting member 107 is preferably a first supporting frame, one end of the first supporting frame is fixed on the X-shaped bracket, the other end of the first supporting frame extends away from the exhaust pipe 103, and a first fan 108 is fixedly arranged at the extended end, that is, after fuel is combusted in the cylinder body 100, since the pressure in the cylinder body 100 is higher than the atmospheric pressure at this time, the combusted high-temperature exhaust gas is exhausted out of the cylinder through the exhaust pipe 103, the exhaust gas can drive the first fan 108 to rotate, and the rotating first fan 108 can accelerate the exhaust of the exhaust gas.
Example four
The fourth embodiment is an improvement on the basis of the fourth embodiment, technical contents disclosed in the fourth embodiment are not described repeatedly, and the contents disclosed in the fourth embodiment also belong to the contents disclosed in the fourth embodiment.
Referring to fig. 7, in order to improve the heat dissipation effect on the cylinder body 100 and further prolong the service life of the cylinder, the present application further includes a second heat dissipation assembly, and the second heat dissipation assembly is disposed on the auxiliary heat dissipation member 102.
Specifically, the heat dissipation effect of the cylinder body 100 can be further improved by the mutual cooperation of the main heat sink 101, the auxiliary heat sink 102, and the second heat dissipation assembly.
In an optional solution of this embodiment, the second heat dissipation assembly includes a second fixing member 109, a second supporting member 110, and a second fan blade 111; the second fixing member 109 is rotatably disposed on the auxiliary heat sink 102, and the second fan blade 111 is disposed on the second fixing member 109 through the second supporting member 110.
Specifically, the second fixing member 109 is preferably a second fixing plate disposed on the second heat dissipation plate, the second supporting member 110 is preferably a second supporting frame, a fixed end of the second supporting frame is disposed on the second fixing plate, an extending end of the second supporting frame extends outward, and the second fan blade 111 is fixed on the extending end of the second supporting frame, and more specifically, the second fan blade 111 can be driven by the driving member to rotate, so as to achieve a heat dissipation effect on the cylinder body 100.
EXAMPLE five
The fifth embodiment is an improvement on the fifth embodiment, technical contents disclosed in the fifth embodiment are not described repeatedly, and the contents disclosed in the fifth embodiment also belong to the contents disclosed in the fifth embodiment.
Referring to fig. 8 and 9, in order to simplify the overall structure and reduce the cost of the engine, the engine further includes a transmission member 112, and the transmission member 112 connects the first support member 107 and the second support member 110, so that the first fan blade 108 and the second fan blade 111 are linked.
Specifically, when the first supporting member 107 and the first fan blade 108 rotate on the first fixing member 106, the driving member 112 can drive the second fan blade 111 and the second supporting member 110 to rotate, and it is not necessary to additionally provide a driving member to drive the second fan blade 111 to rotate, so as to ensure that the engine has a simpler structure and a lower cost.
More specifically, the transmission member is a drive belt.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.
Claims (10)
1. The cylinder is characterized by comprising a cylinder body, a main heat dissipation part and auxiliary heat dissipation parts, wherein the main heat dissipation part is arranged along the circumferential direction of the cylinder body, and the auxiliary heat dissipation parts are arranged on the cylinder body and/or the main heat dissipation part.
2. The cylinder of claim 1, wherein the primary heat sink includes a plurality of first heat dissipation plates arranged at intervals on the cylinder body; the auxiliary heat dissipation piece comprises a second heat dissipation plate, and the second heat dissipation plate and the first heat dissipation plate form a preset angle.
3. The cylinder according to claim 2, wherein the auxiliary heat dissipating member further comprises a plurality of diffusion plates, the diffusion plates being disposed on the second heat dissipating plate in a one-to-one correspondence.
4. An engine, characterized by comprising an exhaust stack and a cylinder according to any one of claims 1 to 3;
an exhaust passage is formed in one side of the cylinder body, and the exhaust cylinder is communicated with the cylinder body through the exhaust passage.
5. The engine of claim 4, characterized in that a scavenging passage is arranged in the cylinder body, and the scavenging passage is arranged at a distance from the exhaust passage;
the auxiliary heat dissipation member is disposed close to the scavenging passage.
6. The engine of claim 4, further comprising a first heat sink assembly disposed at an exhaust end of the exhaust stack.
7. The engine of claim 6, wherein the first heat sink assembly comprises a first fixing member, a first supporting member, and a first fan blade;
the first fixing piece is fixed at the exhaust end of the exhaust funnel, and the first fan blades are rotatably arranged on the first fixing piece through the first supporting piece.
8. The engine of claim 7, further comprising a second heat sink assembly disposed on the auxiliary heat sink.
9. The engine of claim 8, wherein the second heat sink assembly comprises a second fixing member, a second supporting member, and a second fan blade;
the second fixing piece is arranged on the auxiliary heat dissipation piece, and the second fan blade is rotatably arranged on the second fixing piece through the second supporting piece.
10. The engine of claim 9, further comprising a transmission connecting the first support and the second support to link the first fan blade and the second fan blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020020796.8U CN211174366U (en) | 2020-01-06 | 2020-01-06 | Cylinder and engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020020796.8U CN211174366U (en) | 2020-01-06 | 2020-01-06 | Cylinder and engine |
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| Publication Number | Publication Date |
|---|---|
| CN211174366U true CN211174366U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020020796.8U Active CN211174366U (en) | 2020-01-06 | 2020-01-06 | Cylinder and engine |
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| CN (1) | CN211174366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153559A (en) * | 2021-06-02 | 2021-07-23 | 重庆佰大科技有限公司 | High-efficient radiating engine cylinder body |
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2020
- 2020-01-06 CN CN202020020796.8U patent/CN211174366U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153559A (en) * | 2021-06-02 | 2021-07-23 | 重庆佰大科技有限公司 | High-efficient radiating engine cylinder body |
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