CN103016694A - Sealing structure on decelerator casing - Google Patents
Sealing structure on decelerator casing Download PDFInfo
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- CN103016694A CN103016694A CN2012105254683A CN201210525468A CN103016694A CN 103016694 A CN103016694 A CN 103016694A CN 2012105254683 A CN2012105254683 A CN 2012105254683A CN 201210525468 A CN201210525468 A CN 201210525468A CN 103016694 A CN103016694 A CN 103016694A
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Abstract
The invention discloses a sealing structure on a decelerator casing. The sealing structure on the decelerator casing comprises a shell and a seal head, wherein the shell is provided with a seal hole, the seal head is inserted into the seal hole in a connection manner, and a seal ring is arranged between the seal head and the seal hole; the seal hole is a cylindrical hole, the seal head is cylindrical, and the outer diameter of the seal head is smaller than or equal to the inner diameter of the seal hole; the side face of the seal head is provided with a first O-shaped groove coaxial with the seal head, and the first O-shaped groove is provided with a first O-shaped seal ring matched with the first O-shaped groove; and the shell and the seal head are both machined by using aluminum materials. According to the design, the seal head is inserted into the seal hole in a connection manner, the seal ring is arranged between the seal head and the seal hole for realizing sealing, in addition, the shell and the seal head are both machined by using the aluminum materials, so that deformation differences brought by different expansion coefficients are eliminated, and a good seal effect is obtained.
Description
Technical field
The present invention relates to speed reducing machinery, be specifically related to the sealing configuration on a kind of reducer shell.Background technique
Along with the exhaustive exploitation of the resources such as coal, oil, rock gas will become human main domestic energy in the near future, but because its volume is large, so generally can will transport after its liquefaction.Current hydraulic pressure rock gas gathers in the process equipment can use a large amount of speed reducing machineries, and often has a plurality of through holes to need sealing on these speed reducing machinery housings, usually uses conventional steel plug screw sealing in the existing technology.But for the load-bearing that alleviates whole machinery generally can be designed to aluminium with the raw material of reducer shell, if use the steel plug screw, because the expansion coefficient of aluminium and steel matter is different, cold and hot replacement, easy oil leakage.If through hole is more greatly then casing spiro pluging hole lug boss position is easy to crack, damage casing, if adopt the aluminum plug screw because the hardness of aluminium is too low, screw thread damages easily, also can affect sealing effect.
Summary of the invention
The object of the invention is to overcome the not good defective of through hole sealing effect on the reducer shell of aluminum in the prior art, the sealing configuration on a kind of reducer shell of rational in infrastructure, good sealing effect is provided.
For achieving the above object, technological scheme of the present invention has provided the sealing configuration on a kind of reducer shell, and the sealing configuration on the described reducer shell comprises housing and sealing head, and housing is provided with closed hole, sealing head is connected in the closed hole, is provided with seal ring between sealing head and the closed hole.Can avoid the drawback of the poor sealing that bolt brings by above design.
As preferably, described closed hole is cylindrical hole, and described sealing head is cylindrical, and the outer diameter of sealing head is less than or equal to the inner diameter of closed hole; Described sealing head side is provided with an O connected in star coaxial with sealing head, and an O connected in star is provided with the first O-ring seals that cooperates with an O connected in star.Such design can strengthen the area of contact of the first O-ring seals and sealing head, further optimizes sealing effect.
As preferably, described housing and sealing head all form with aluminum profile extrusion.Aluminium casing has alleviated the weight of accelerator, simultaneously both all adopt aluminum profile extrusion, and it is poor to have eliminated the deformation that the expansion coefficient difference brings, and has obtained good sealing effect.
As preferably, described closed hole inwall is provided with the 2nd O connected in star that cooperates with the first O-ring seals, and an O connected in star and the 2nd O connected in star cooperate and clamp the first O-ring seals; A described O connected in star, the 2nd O connected in star and the first O-ring seals cooperatively interact and consist of the first black box.Such design can strengthen the area of contact of the first O-ring seals and closed hole, further optimizes sealing effect.
As preferably, a described O connected in star is the smooth major arc groove of internal surface, and described the 2nd O connected in star is the smooth minor arc groove of internal surface; The first O-ring seals smooth surface.Such design can be clamped in the first O-ring seals in the major arc when mounted, the convenient installation.
As preferably, described the first O-ring seals is the O-ring seals of even thickness.The first O-ring seals like this is fit to be installed in the vertical upper-lower seal hole of housing.
As preferably, described the first O-ring seals comprises load-bearing end and the decompression end relative with the load-bearing end, and described the first O-ring seals is held gradually overstriking by the load-bearing end to decompression.The first O-ring seals like this is fit to be installed in the horizontal closed hole of housing side.
As preferably, the linkage structure on the described reducer shell also comprises the second black box, and described the second black box comprises the second O-ring seals, the 3rd O connected in star and the 4th O connected in star that cooperatively interacts; Described the 3rd O connected in star is arranged on the sealing head side and is coaxial with sealing head, and described the 4th O connected in star is arranged on the closed hole inwall and is coaxial with closed hole, and the 3rd O connected in star and the 4th O connected in star cooperate and clamp the second O-ring seals; Described the second O-ring seals is different from the first O-ring seals thickness.Such design can increase a seal approach, can also play the effect of sealing after the first black box lost efficacy.Simultaneously because the second O-ring seals is different from the first O-ring seals thickness, the sealing effect difference that both play, O-ring seals sealing effect thicker in the constant situation of other conditions is relatively quite a lot of.So the close closed hole opening that the black box at O-ring seals place that generally will be thicker arranges is as last defence line.
As preferably, described the first black box and or the second black box be provided with many groups.Such design can be so that sealing has multi-ensuring.
As preferably, described sealing head is provided with top cover, and top cover is provided with the top cover cap that cooperates with top cover, and top cover cap two ends are provided with snap fit, and housing is provided with the snap ring that cooperates clamping with snap fit, and described top cover cap is steel, and top cover cap inside is provided with elastic member.Such design has also been played fixing effect to it simultaneously so that sealing head has obtained protection.
Advantage of the present invention and beneficial effect are: sealing head can be plugged in the closed hole by above design, seal ring is set between sealing head and the closed hole realizes sealing, and both all adopt aluminum profile extrusion, it is poor to have eliminated the deformation that the expansion coefficient difference brings, and has obtained good sealing effect.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is a kind of structural representation of the present invention's the first O-ring seals;
Fig. 3 is the another kind of structural representation of the present invention's the first O-ring seals.
Among the figure: 1, housing; 2, sealing head; 3, closed hole; 4, an O connected in star; 5, the first O-ring seals; 6, the 2nd O connected in star; 9, load-bearing end; 10, decompression end; 11, the second O-ring seals; 12, the 3rd O connected in star; 13, the 4th O connected in star; 14, top cover; 15, top cover cap; 16, snap fit; 17, snap ring; 18, elastic member.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is further described.Following examples only are used for technological scheme of the present invention more clearly is described, and can not limit protection scope of the present invention with this.
As shown in Figure 1 to Figure 3, sealing configuration on a kind of reducer shell, the sealing configuration on the described reducer shell comprise housing 1 and sealing head 2, and housing 1 is provided with closed hole 3, sealing head 2 is connected in the closed hole 3, is provided with seal ring 5 and 11 between sealing head 2 and the closed hole 3.
Described closed hole 3 is cylindrical hole, and described sealing head 2 is cylindrical, and the outer diameter of sealing head 2 is less than or equal to the inner diameter of closed hole 3; Described sealing head 2 sides are provided with a coaxial O connected in star 4, the one O connected in stars 4 of sealing head 2 and are provided with the first O-ring seals 5 that cooperates with an O connected in star 4.
Described housing 1 all forms with aluminum profile extrusion with sealing head 2.
Described closed hole 3 inwalls are provided with the 2nd O connected in star 6, the one O connected in stars 4 and the 2nd O connected in star 6 that cooperate with the first O-ring seals 5 and cooperate clamping the first O-ring seals 5; A described O connected in star 4, the 2nd O connected in star 6 and the first O-ring seals 5 cooperatively interact and consist of the first black box.
A described O connected in star 4 is the smooth major arc groove of internal surface, and described the 2nd O connected in star 6 is the smooth minor arc groove of internal surface; The first O-ring seals 5 smooth surfaces.
Described the first O-ring seals 5 is the O-ring seals of even thickness.
Described the first O-ring seals 5 comprises load-bearing end 9 and the decompression end 10 relative with load-bearing end 9, described the first O-ring seals 5 by load-bearing end 9 to the 10 gradually overstrikings of decompression end.
Linkage structure on the described reducer shell also comprises the second black box, and described the second black box comprises the second O-ring seals 11, the 3rd O connected in star 12 and the 4th O connected in star 13 that cooperatively interacts; Described the 3rd O connected in star 12 is arranged on sealing head 2 sides and is coaxial with sealing head 2, and described the 4th O connected in star 13 is arranged on closed hole 3 inwalls and is coaxial with closed hole 3, and the 3rd O connected in star 12 and the 4th O connected in star 13 cooperate and clamp the second O-ring seals 11; Described the second O-ring seals 11 is different from the first O-ring seals 5 thicknesses.
Described the first black box and or the second black box be provided with many groups.
Described sealing head is provided with top cover 14, top cover 14 is provided with the top cover cap 15 that cooperates with top cover 14, and top cover cap 15 two ends are provided with snap fit 16, and housing 1 is provided with the snap ring 17 that cooperates clamping with snap fit 16, described top cover cap 15 is steel, and top cover cap 15 inside are provided with elastic member 18.
In the using process of reality, the first O-ring seals 5 is socketed in the O connected in star 4, the second O-ring seals 11 is socketed in the 3rd O connected in star 12; Then sealing head 2 is plugged in the closed hole 3, the first O-ring seals 5 is absorbed in the 2nd O connected in star interior 6, the one O connected in star 4 and the 2nd O connected in star 6 are with 5 extrusion-deformations of the first O-ring seals, and the first O-ring seals 5 and an O connected in star 4 and the 2nd O connected in star 6 inwalls are close to, and play seal action; In like manner the second O-ring seals 11 is absorbed in the 4th O connected in star interior 13, the 3rd O connected in star 12 and the 4th O connected in star 13 are with 11 extrusion-deformations of the second O-ring seals, the second O-ring seals 11 and the 3rd O connected in star 12 and the 4th O connected in star 13 inwalls are close to, and play seal action.Top cover cap 15 is socketed on the top cover 14, and snap fit 16 and snap ring 17 cooperate clamping, and elastic member 18 compressions are fixing with sealing head 2.
If closed hole 3 is vertical directions, then 5 extrusion-deformations of the first O-ring seals are more even, can adopt the first O-ring seals 5 to be the O shape circle of even thickness; If closed hole is horizontal, in the larger situation of closed hole 3, sealing head 2 sizes are relatively large, and weight is heavier, and the first O-ring seals 5 also has from sealing head 2 gravity extrusion-deformations except the distortion that extruding is arranged, and is out of shape inhomogeneous.Can cause in this case 9 extrusion-deformations of load-bearing end larger, good sealing effect, and 10 distortion of decompression end are less, sealing effect is relatively poor.For so that the sealing effect of load-bearing end 9 and decompression end 10 is good equally, thus with the first O-ring seals 5 by load-bearing end 9 to the 10 gradually overstrikings of decompression end, so that closed hole 3 also can play preferably sealing effect in horizontal situation.So interior first O-ring seals 5 that arrange of the closed hole 3 of vertical direction are the O shape circle of even thickness, horizontal closed hole 3 interior arrange the first O-ring seals 5 by load-bearing end 9 to the decompression end 10 O shape circle of overstriking gradually.The second O-ring seals 11 in like manner designs.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the sealing configuration on the reducer shell, it is characterized in that: the sealing configuration on the described reducer shell comprises housing and sealing head, and housing is provided with closed hole, sealing head is connected in the closed hole, is provided with seal ring between sealing head and the closed hole.
2. the sealing configuration on the reducer shell as claimed in claim 1, it is characterized in that: described closed hole is cylindrical hole, and described sealing head is cylindrical, the outer diameter of sealing head is less than or equal to the inner diameter of closed hole; Described sealing head side is provided with an O connected in star coaxial with sealing head, and an O connected in star is provided with the first O-ring seals that cooperates with an O connected in star.
3. the sealing configuration on the reducer shell as claimed in claim 2, it is characterized in that: described housing and sealing head all form with aluminum profile extrusion.
4. the sealing configuration on the reducer shell as claimed in claim 3, it is characterized in that: described closed hole inwall is provided with the 2nd O connected in star that cooperates with the first O-ring seals, and an O connected in star and the 2nd O connected in star cooperate and clamp the first O-ring seals; A described O connected in star, the 2nd O connected in star and the first O-ring seals cooperatively interact and consist of the first black box.
5. the sealing configuration on the reducer shell as claimed in claim 4, it is characterized in that: a described O connected in star is the smooth major arc groove of internal surface, described the 2nd O connected in star is the smooth minor arc groove of internal surface; The first O-ring seals smooth surface.
6. the sealing configuration on the reducer shell as claimed in claim 5, it is characterized in that: described the first O-ring seals is the O-ring seals of even thickness.
7. the sealing configuration on the reducer shell as claimed in claim 5, it is characterized in that: described the first O-ring seals comprises load-bearing end and the decompression end relative with the load-bearing end, and described the first O-ring seals is held gradually overstriking by the load-bearing end to decompression.
8. such as the sealing configuration on claim 7 or the 6 described reducer shells, it is characterized in that: the linkage structure on the described reducer shell also comprises the second black box, and described the second black box comprises the second O-ring seals, the 3rd O connected in star and the 4th O connected in star that cooperatively interacts; Described the 3rd O connected in star is arranged on the sealing head side and is coaxial with sealing head, and described the 4th O connected in star is arranged on the closed hole inwall and is coaxial with closed hole, and the 3rd O connected in star and the 4th O connected in star cooperate and clamp the second O-ring seals; Described the second O-ring seals is different from the first O-ring seals thickness.
9. the sealing configuration on the reducer shell as claimed in claim 8 is characterized in that: described the first black box and or the second black box be provided with many groups.
10. the sealing configuration on the reducer shell as claimed in claim 9, it is characterized in that: described sealing head is provided with top cover, top cover is provided with the top cover cap that cooperates with top cover, top cover cap two ends are provided with snap fit, housing is provided with the snap ring that cooperates clamping with snap fit, described top cover cap is steel, and top cover cap inside is provided with elastic member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210525468.3A CN103016694B (en) | 2012-12-08 | 2012-12-08 | Sealing configuration on a kind of reducer shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210525468.3A CN103016694B (en) | 2012-12-08 | 2012-12-08 | Sealing configuration on a kind of reducer shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103016694A true CN103016694A (en) | 2013-04-03 |
| CN103016694B CN103016694B (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210525468.3A Active CN103016694B (en) | 2012-12-08 | 2012-12-08 | Sealing configuration on a kind of reducer shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103016694B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2266680Y (en) * | 1996-10-28 | 1997-11-05 | 赵玉生 | Pipe coupling quick-acting joint |
| CN2305534Y (en) * | 1997-06-13 | 1999-01-27 | 三花不二工机有限公司 | Protective cap for stop valve |
| DE10157396A1 (en) * | 2001-11-23 | 2003-06-12 | Volkswagen Ag | Ring seal for the drive shaft, at a differential housing, has two sealing lips to give one setting before the drive shaft is fitted and a second position when the drive shaft is installed |
| CN202381687U (en) * | 2011-11-29 | 2012-08-15 | 青岛特锐德电气股份有限公司 | Sealing device of gas tank and gas tank |
| CN102751631A (en) * | 2011-04-18 | 2012-10-24 | 加特可株式会社 | Mounting structure of connector |
-
2012
- 2012-12-08 CN CN201210525468.3A patent/CN103016694B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2266680Y (en) * | 1996-10-28 | 1997-11-05 | 赵玉生 | Pipe coupling quick-acting joint |
| CN2305534Y (en) * | 1997-06-13 | 1999-01-27 | 三花不二工机有限公司 | Protective cap for stop valve |
| DE10157396A1 (en) * | 2001-11-23 | 2003-06-12 | Volkswagen Ag | Ring seal for the drive shaft, at a differential housing, has two sealing lips to give one setting before the drive shaft is fitted and a second position when the drive shaft is installed |
| CN102751631A (en) * | 2011-04-18 | 2012-10-24 | 加特可株式会社 | Mounting structure of connector |
| CN202381687U (en) * | 2011-11-29 | 2012-08-15 | 青岛特锐德电气股份有限公司 | Sealing device of gas tank and gas tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103016694B (en) | 2015-11-04 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 214400, Jiangsu City, Wuxi province Jiangyin town Huang Cheng Chang Industrial Development Zone Applicant after: Jiangsu Hao Ke transmission Science and Technology Co., Ltd. Address before: 214400, Jiangsu City, Wuxi province Jiangyin town Huang Cheng Chang Industrial Development Zone Applicant before: Jiangyin Kewei Gearboxes Manufacture Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: JINAGYIN KEWEI GEARBOXES MANUFACTURER CO., LTD. TO: JIANGSU HAOKE TRANSMISSION TECHNOLOGY CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210114 Address after: 213000 No.7 Xingbang Road, Luoxi Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Haoke transmission equipment manufacturing Co.,Ltd. Address before: 214400 Chengchang Industrial Development Zone, Huangtu Town, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: JIANGSU HAOKE TRANSMISSION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |