CN113153899A - High-heat-dissipation rotary valve device for engine - Google Patents
High-heat-dissipation rotary valve device for engine Download PDFInfo
- Publication number
- CN113153899A CN113153899A CN202110448119.5A CN202110448119A CN113153899A CN 113153899 A CN113153899 A CN 113153899A CN 202110448119 A CN202110448119 A CN 202110448119A CN 113153899 A CN113153899 A CN 113153899A
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- China
- Prior art keywords
- ball
- ring frame
- heat dissipation
- engine
- frame
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
- F16C19/525—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to temperature and heat, e.g. insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
Abstract
The invention discloses a high-heat-dissipation rotary valve device for an engine, which comprises a first rotary valve device connecting part and a second rotary valve device connecting part which are distributed at intervals, wherein two ball bearing frames are arranged between the first rotary valve device connecting part and the second rotary valve device connecting part, a ball embedding plate is arranged between the two ball bearing frames, and a plurality of balls are rotatably connected to two side surfaces of the ball embedding plate. The first heat dissipation holes and the second heat dissipation holes can improve air circulation around the balls, increase the surface area of the first limit ring frame and the surface area of the second limit ring frame, indirectly improve the heat dissipation performance of the limit ring frame, and enable heat generated by the balls due to rolling friction to be dissipated outwards quickly.
Description
Technical Field
The invention relates to the technical field of engine rotary valve devices, in particular to a rotary valve device with strong heat dissipation performance for an engine.
Background
For an automobile engine, an air inlet valve and an air outlet valve are relatively precise and expensive components, the processing precision is high, the processing materials are expensive, the air valve and a valve seat are matched to play the roles of an air inlet valve and an air outlet valve, and a valve disc and a valve rod of the air valve can bear the extremely high temperature of smoke in a combustion chamber; when exhausting, the high-temperature flue gas erodes the valve disc; due to the problems of the layout of the exhaust valve, the flow rates of smoke exhausted from different positions of the valve disc are different, so that local heating is uneven and deformation is caused; on the other hand, a certain position of the valve disc is washed by a large amount of carbon-containing smoke for a long time, and the surface of the valve disc is also subjected to coking and carbon deposition; both of the two can influence the contact surface sealing performance of valve disc and disk seat, consequently, even if adopt high temperature resistant nichrome to overcome the influence of thermal stress, some automobile engine still can set up the valve cock ware and reach and make the pneumatic valve periodically rotate to it is heated as far as possible and the carbon deposit is even.
At present the spin valve ware when relative rotation, its inside ball can produce the friction with other parts and heat, guarantee the stable in structure of spin valve ware because of needs, so the structure is comparatively inseparable itself, also make spin valve ware itself can not effectively dispel the heat, the life-span that can lead to the internals of spin valve ware for a long time receives harmful effects, and produce the friction with other parts for a long time at the ball and can lead to the fact wearing and tearing to self and other parts, need to change whole relevant parts, can increase consumer's use and replacement cost.
Disclosure of Invention
The invention mainly aims to provide a rotary valve device for an engine with strong heat dissipation performance, and improve the heat dissipation environment of a ball on the rotary valve device.
The purpose of the invention can be achieved by adopting the following technical scheme:
the utility model provides a strong heat dissipating's rotary valve ware that engine was used, includes interval distribution's first connecting portion of rotary valve ware and rotary valve ware second connecting portion, it supports the frame to be provided with two balls between first connecting portion of rotary valve ware and the rotary valve ware second connecting portion, and two balls support to be provided with the ball panel between the frame, the both sides face of ball panel all rotates and is connected with a plurality of balls, the ball supports a side that the frame is close to the ball panel and is fixed with first spacing ring frame and the second spacing ring frame of outer interior interval distribution, space between first spacing ring frame and the second spacing ring frame is used for holding the ball and supports the ball between frame and the panel ball, the lateral wall of first spacing ring frame runs through there are a plurality of first louvres, the lateral wall of second spacing ring frame runs through there are a plurality of second louvres.
Preferably, a plurality of the first heat dissipation holes are annularly distributed on the side wall of the first limit ring frame, and a plurality of the second heat dissipation holes are annularly distributed on the side wall of the second limit ring frame.
Preferably, the first limit ring frame is divided into two parts with the same upper and lower width, the first heat dissipation holes are all arranged at the upper part of the first limit ring frame, the second limit ring frame is divided into two parts with the same upper and lower width, the second heat dissipation holes are all arranged at the upper part of the second limit ring frame, and the first limit ring frame and the second limit ring frame are the same in height.
Preferably, the middle position of the ball is lower than the upper part of the first limit ring frame.
Preferably, a ball guide groove is formed in one side face, close to the ball panel, of the ball support frame, the ball guide groove is formed between the first limiting ring frame and the second limiting ring frame, and a ball support plate is arranged in an inner cavity of the ball guide groove and used for supporting balls between the first limiting ring frame and the second limiting ring frame.
Preferably, a plurality of radiating grooves are formed in the bottom side surface of the ball support plate.
Preferably, a plurality of the radiating grooves are distributed annularly and are provided with an inner ring and an outer ring, the ball support plate is divided into an outer ring part, a middle part and an inner ring part, the radiating grooves distributed on the outer ring are formed in the bottom of the outer ring part of the ball support plate, the radiating grooves distributed on the inner ring are formed in the bottom of the inner ring of the ball support plate, and the middle part of the ball support plate is used for supporting balls.
Preferably, the ball guide groove is of an annular structure, the vertical section of the ball guide groove is of a trapezoid with a wide top and a narrow bottom, and the top side surface of the ball support plate is lower than the top side surface of the ball guide groove.
The invention has the beneficial technical effects that:
1. the first heat dissipation holes and the second heat dissipation holes can improve air circulation around the balls, increase the surface area of the first limit ring frame and the surface area of the second limit ring frame, indirectly improve the heat dissipation performance of the limit ring frame, and enable heat generated by the balls due to rolling friction to be dissipated outwards quickly.
2. The ball support plate provided by the invention can support the balls and is used as a part which generates friction with the balls for a long time, the bottom of the ball support plate is provided with the heat dissipation groove, the surface area of the ball support plate is improved, the heat dissipation performance of the ball support plate can be improved, meanwhile, the heat dissipation groove at the bottom of the ball support plate avoids the main support part of the ball support plate, the heat dissipation performance of the ball support plate is also improved under the condition of ensuring the structural stability of the ball support plate, in addition, the ball support plate is seriously worn after being used for a long time, the ball support plate can be independently replaced, and the use and replacement cost of consumers is reduced.
Drawings
FIG. 1 is a schematic cross-sectional view of a faucet in a disengaged state, according to an embodiment of the present invention;
FIG. 2 is a schematic view of a ball support frame according to an embodiment of the present invention;
FIG. 3 is a schematic view of a first retainer ring according to an embodiment of the present invention;
FIG. 4 is a schematic view of a second retainer ring according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a ball support frame according to an embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of a portion of a retainer ring according to an embodiment of the present invention;
FIG. 7 is a schematic bottom view of a ball support plate according to an embodiment of the present invention.
In the figure: 1-first connecting part of a rotary valve device, 2-ball support frame, 3-ball insert plate, 4-second connecting part of the rotary valve device, 5-ball, 601-first limit ring frame, 602-second limit ring frame, 7-first heat dissipation hole, 8-second heat dissipation hole, 9-ball guide groove, 10-ball support plate and 11-heat dissipation groove.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 to 7, the rotary valve device for an engine with a strong heat dissipation performance provided by this embodiment includes a first connection portion 1 and a second connection portion 4 of the rotary valve device, one of which is connected to the upper portion of a valve stem, and the other of which is connected to a cylinder head of the engine, two ball abutting frames 2 are disposed between the first connection portion 1 and the second connection portion 4 of the rotary valve device, two ball abutting frames 2 are disposed symmetrically up and down, a ball panel 3 is disposed between the two ball abutting frames 2, a plurality of balls 5 are rotatably connected to both sides of the ball panel 3, a first position limiting ring frame 601 and a second position limiting ring frame 602 are fixed to one side of the ball abutting frame 2 close to the ball panel 3, a space between the first position limiting ring frame 601 and the second position limiting ring frame 602 is used for accommodating the balls 5 between the ball abutting frame 2 and the ball panel 3, that is, the balls 5 between the ball abutting frames 2 and the ball panel 3 are disposed on both sides, the ball 5 on both sides all sets up between the first spacing ring frame 601 and the second spacing ring frame 602 that correspond, and the lateral wall of first spacing ring frame 601 runs through and has a plurality of first louvres 7, and the lateral wall of second spacing ring frame 602 runs through and has a plurality of second louvres 8, can produce heat with external friction in the long-time roll in-process of ball 5, and first, the second louvre can play fine radiating effect, avoids the spare part of rotary valve ware to receive the damage because of being heated for a long time.
In this embodiment, as shown in fig. 3 and 4, a plurality of first louvers 7 are annularly distributed on the sidewall of the first retainer ring frame 601, and a plurality of second louvers 8 are annularly distributed on the sidewall of the second retainer ring frame 602.
In this embodiment, as shown in fig. 2, fig. 3 and fig. 4, the first limiting ring frame 601 is divided into two portions having the same upper and lower widths, the plurality of first heat dissipation holes 7 are disposed on the upper portion of the first limiting ring frame 601, the second limiting ring frame 602 is divided into two portions having the same upper and lower widths, the plurality of second heat dissipation holes 8 are disposed on the upper portion of the second limiting ring frame 602, the heights of the first limiting ring frame 601 and the second limiting ring frame 602 are the same, the middle position of the ball 5 is lower than the upper portion of the first limiting ring frame 601, the diameter of the ball 5 at the middle position is the largest, and therefore, the influence of the heat dissipation holes on the ball 5 in the rolling process is avoided.
In the present embodiment, as shown in fig. 5 and fig. 6, a ball guide groove 9 is formed in a side surface of the ball support frame 2 close to the ball panel 3, the ball guide groove 9 is disposed between the first limit ring frame 601 and the second limit ring frame 602, a ball support plate 10 is disposed in an inner cavity of the ball guide groove 9, the ball support plate 10 is used for supporting the balls 5 between the first limit ring frame 601 and the second limit ring frame 602, the ball support plate 10 can be fixed at the top of the inner cavity of the ball guide groove 9 by soldering, the ball support plate 10 is severely worn after being used for a long time, the ball support plate 10 can be directly detached and replaced, the entire ball support frame 2 does not need to be replaced, and the replacement cost can be reduced.
In this embodiment, as shown in fig. 6 and 7, a plurality of heat dissipation grooves 11 are formed in the bottom side surface of the ball support plate 10, so that the surface area of the ball support plate 10 is increased to perform better heat dissipation.
In this embodiment, as shown in fig. 6 and 7, the heat dissipation grooves 11 are annularly distributed, and are provided with an inner ring and an outer ring, the ball support plate 10 is divided into an outer ring portion, a middle portion and an inner ring portion, the heat dissipation grooves 11 distributed on the outer ring are disposed at the bottom of the outer ring portion of the ball support plate 10, the heat dissipation grooves 11 distributed on the inner ring are disposed at the bottom of the inner ring of the ball support plate 10, the middle portion of the ball support plate 10 is used for supporting the balls 5, if the heat dissipation grooves 11 are formed at the middle portion of the ball support plate 10, the support surface of the balls 5 is thin, the balls 5 cannot be stably supported for a long time, a failure may occur when the valve screwing device is used, the use and replacement costs of consumers may be increased, and therefore, on the premise of ensuring the stability of the ball support plate 10.
In this embodiment, as shown in fig. 1, the ball guide groove 9 is of an annular structure, and the vertical cross section of the ball guide groove 9 is of a trapezoid with a wide top and a narrow bottom, so as to facilitate adapting to a new ball support plate 10 after replacement, the ball support plate 10 is also of an annular structure, and the top side of the ball support plate 10 is lower than the top side of the ball guide groove 9, so as to facilitate fixing operation of the ball support plate 10.
In summary, in the present embodiment, the first heat dissipation holes 7 and the second heat dissipation holes 8 provided in the present embodiment can improve air circulation around the balls 5, and at the same time, the surface areas of the first limit ring frame 601 and the second limit ring frame 602 are also increased, so as to indirectly improve the heat dissipation performance of the limit ring frame, so that heat generated by the balls 5 due to rolling friction can be quickly dissipated outwards, because the positions of the first heat dissipation holes and the second heat dissipation holes are higher than the middle position of the balls 5, the first heat dissipation holes and the second heat dissipation holes do not affect rolling of the balls, so that the valve cock device can be continuously and normally used for a long time.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (9)
1. A strong valve rotating device that engine that dispels heat used which characterized in that: comprises a first connecting part (1) and a second connecting part (4) of a valve rotating device which are distributed at intervals, two ball bearing frames (2) are arranged between the first connecting part (1) of the valve rotating device and the second connecting part (4) of the valve rotating device, a ball insert plate (3) is arranged between the two ball support frames (2), both side surfaces of the ball insert plate (3) are rotationally connected with a plurality of balls (5), a first limit ring frame (601) and a second limit ring frame (602) which are distributed at intervals are fixed on one side surface of the ball abutting frame (2) close to the ball panel (3), the space between the first limit ring frame (601) and the second limit ring frame (602) is used for accommodating the balls (5) between the ball support frame (2) and the ball panel (3), a plurality of first heat dissipation holes (7) penetrate through the side wall of the first limit ring frame (601), and a plurality of second heat dissipation holes (8) penetrate through the side wall of the second limit ring frame (602).
2. The valve spinner for an engine having a high heat dissipation performance according to claim 1, wherein: the first heat dissipation holes (7) are annularly distributed on the side wall of the first limiting ring frame (601), and the second heat dissipation holes (8) are annularly distributed on the side wall of the second limiting ring frame (602).
3. The valve spinner for an engine having a high heat dissipation performance according to claim 1, wherein: first spacing ring frame (601) divide into two parts that the width is the same from top to bottom, and is a plurality of first louvre (7) all set up in the upper portion of first spacing ring frame (601), second spacing ring frame (602) divide into two parts that the width is the same from top to bottom, and is a plurality of second louvre (8) all set up in the upper portion of second spacing ring frame (602), the height of first spacing ring frame (601) and second spacing ring frame (602) is the same.
4. The valve spinner for an engine having a high heat dissipation performance according to claim 3, wherein: the middle position of the ball (5) is lower than the upper part of the first limit ring frame (601).
5. The valve spinner for an engine having a high heat dissipation performance according to claim 1, wherein: the ball supports a side of frame (2) and is close to ball panel (3) and has seted up ball guide slot (9), ball guide slot (9) set up between first spacing ring frame (601) and second spacing ring frame (602), the inner chamber of ball guide slot (9) is provided with ball extension board (10) for support ball (5) between first spacing ring frame (601) and second spacing ring frame (602).
6. The valve spinner for an engine having a high heat dissipation performance according to claim 5, wherein: the bottom side surface of the ball support plate (10) is provided with a plurality of radiating grooves (11).
7. The valve spinner for an engine having a high heat dissipation performance according to claim 6, wherein: a plurality of radiating grooves (11) are annularly distributed and are provided with an inner ring and an outer ring, the ball support plate (10) is divided into an outer ring part, a middle part and an inner ring part, the radiating grooves (11) distributed on the outer ring are arranged at the bottom of the outer ring part of the ball support plate (10), the radiating grooves (11) distributed on the inner ring are arranged at the bottom of the inner ring of the ball support plate (10), and the middle part of the ball support plate (10) is used for supporting balls (5).
8. The valve spinner for an engine having a high heat dissipation performance according to claim 5, wherein: the ball guide groove (9) is of an annular structure, and the vertical section of the ball guide groove (9) is in a trapezoid shape with a wide top and a narrow bottom.
9. The valve spinner for an engine having a high heat dissipation performance according to claim 5, wherein: the top side of the ball support plate (10) is lower than the top side of the ball guide groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110448119.5A CN113153899B (en) | 2021-04-25 | 2021-04-25 | High-heat-dissipation rotary valve device for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110448119.5A CN113153899B (en) | 2021-04-25 | 2021-04-25 | High-heat-dissipation rotary valve device for engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113153899A true CN113153899A (en) | 2021-07-23 |
| CN113153899B CN113153899B (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110448119.5A Active CN113153899B (en) | 2021-04-25 | 2021-04-25 | High-heat-dissipation rotary valve device for engine |
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| Country | Link |
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| CN (1) | CN113153899B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4134381A (en) * | 1977-08-30 | 1979-01-16 | Little Mark J | Rotary valve engine apparatus |
| US20100193723A1 (en) * | 2006-08-14 | 2010-08-05 | Yongsheng Song | Valve with a Structure for Mitigating Abrasive Wear or Galling of Sealing Surfaces between a Seat Ring and a Closure Member during Their Relative Sliding Contact with Each Other |
| CN110656993A (en) * | 2019-10-09 | 2020-01-07 | 湖南工学院 | Automobile engine rotary valve device |
| CN209925434U (en) * | 2019-03-20 | 2020-01-10 | 黄怀莎 | Efficient hollow micropore ball bearing with good heat dissipation performance |
| CN210799733U (en) * | 2019-08-12 | 2020-06-19 | 新昌县大市聚镇伟盛轴承厂 | Plane bearing for shock absorber |
-
2021
- 2021-04-25 CN CN202110448119.5A patent/CN113153899B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4134381A (en) * | 1977-08-30 | 1979-01-16 | Little Mark J | Rotary valve engine apparatus |
| US20100193723A1 (en) * | 2006-08-14 | 2010-08-05 | Yongsheng Song | Valve with a Structure for Mitigating Abrasive Wear or Galling of Sealing Surfaces between a Seat Ring and a Closure Member during Their Relative Sliding Contact with Each Other |
| CN209925434U (en) * | 2019-03-20 | 2020-01-10 | 黄怀莎 | Efficient hollow micropore ball bearing with good heat dissipation performance |
| CN210799733U (en) * | 2019-08-12 | 2020-06-19 | 新昌县大市聚镇伟盛轴承厂 | Plane bearing for shock absorber |
| CN110656993A (en) * | 2019-10-09 | 2020-01-07 | 湖南工学院 | Automobile engine rotary valve device |
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| Publication number | Publication date |
|---|---|
| CN113153899B (en) | 2022-10-14 |
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