CN204784165U - Flat housing - Google Patents
Flat housing Download PDFInfo
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- CN204784165U CN204784165U CN201520503112.9U CN201520503112U CN204784165U CN 204784165 U CN204784165 U CN 204784165U CN 201520503112 U CN201520503112 U CN 201520503112U CN 204784165 U CN204784165 U CN 204784165U
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Abstract
The utility model relates to a flat housing, the equal axial extension in radial both sides of its circle and blowout patche has the sealing ring, the seat circles the sealing ring and cup joints the formation axial extension with blowout patche upper seal ring each other towards the opposite direction extension, supply the sealing member to inlay the sealing member mounting groove of dress, the sealing washer skeleton includes axially extended tube -shape skeleton main part, tube -shape skeleton main part axial is equipped with the radial limiting plate of radially placing the extension of the chamber outside towards the rolling element towards the one end of sealing member mounting groove collar extension, tube -shape skeleton main part cartridge is in the sealing member mounting groove, tube -shape skeleton main part suit is on the sealing ring of placing the chamber outside towards the rolling element, radial limiting plate and the spacing cooperation of sealing ring axial tip of placing the chamber outside towards the rolling element, the rubber seal is including the rubber matrix attached to on the sealing washer skeleton, the last tight seal lip that rises that is equipped with of rubber matrix, the sealing ring interference fit who rises by tight seal lip and place the intracavity side towards the rolling element. The utility model has the advantages of anti split performance is good and sealed reliable.
Description
Technical field
The utility model relates to technical field of bearings, is specifically related to a kind of plane bearing.
Background technique
Plane bearing main structure includes seat ring, blowout patche and rolling element, and seat ring and blowout patche are provided with the raceway rolled for rolling element, and the two-port of seat ring and blowout patche is provided with Sealing; Existing plane bearing due to seal configuration design unreasonable, in plane bearing disassembly process, under external force, often can cause being separated of the seat ring of plane bearing and blowout patche, scattering comes off, and causes bearing not use; Bring great inconvenience so also to the packaging of plane bearing and transport.
Summary of the invention
The present utility model object: for overcoming the defect that prior art exists, the utility model provides a kind of seal configuration reasonable in design, realizes seat ring and blowout patche assembling is solid and reliable, and seals reliable plane bearing.
For achieving the above object, the utility model provides following technological scheme: a kind of plane bearing, include seat ring, blowout patche and rolling element, described seat ring and blowout patche mutually fasten and form rolling element placed cavity, the raceway rolled for rolling element is provided with in rolling element placed cavity, Sealing is provided with between described seat ring and blowout patche, described Sealing includes rubber seal and seal ring skeleton, rubber seal is attached on seal ring skeleton, it is characterized in that: the radial both sides of described seat ring and blowout patche are all axially extended with seal ring, seat ring upper sealing ring and blowout patche upper sealing ring direction towards the opposite extend, seat ring upper sealing ring and blowout patche upper sealing ring are mutually socketed and form axially extended Sealing mounting groove, Sealing is inlaid in Sealing mounting groove, described seal ring skeleton comprises axially extended tubular framework main, tubular framework main is axially provided with towards one end of Sealing mounting groove collar extension the radial limiting board radially extended, radial limiting board extends towards the side outside rolling element placed cavity, the tubular framework main of described Sealing is inserted in Sealing mounting groove, tubular framework main is set in towards on the seal ring outside rolling element placed cavity, the radial limiting board of Sealing coordinates with towards the seal ring axial end portion outside rolling element placed cavity is spacing, described rubber seal includes the rubber matrix be attached on seal ring skeleton, rubber matrix is provided with tensioner sealing lip, tensioner sealing lip with towards the seal ring interference fit inside rolling element placed cavity.
By adopting technique scheme, the seat ring of bearing adopts the mutually nested cooperation of seal ring axially towards the opposite with blowout patche, the axially extended Sealing mounting groove formed, and the tubular framework main of Sealing is enclosed within seal ring, and coordinate tensioner sealing lip conflict sealing, be similar to " stopper " shape structure, the excellent sealing to bearing can be ensured, can realize again improving seat ring and blowout patche resistant to separation intensity, avoid bearing in unloading process, seat ring scatters with being separated of blowout patche.
The utility model is set to further: the tubular framework main of described seal ring skeleton is axially provided with towards one end of Sealing mounting groove collar extension the axial back-up ring radially extended, described axial back-up ring extends towards radial limiting board opposite direction, and the end of axial back-up ring extends to the axial dead astern of corresponding seal ring with it, the rubber matrix of described rubber seal is provided with sealing and refers to, sealing refers to conflict on the axial rearward end face of the seal ring being matched with correspondence with it, and described sealing refers to form Seal cage between tensioner sealing lip.
By adopting technique scheme, seal ring skeleton is fixed therein on a seal ring, axial back-up ring realizes the spacing stop of sealing framework to another seal ring, improve the resistant to separation intensity of blowout patche and seat ring, and the setting of axial back-up ring is convenient to seal the setting referred to, sealing refers to conflict on the axial rearward end face of seal ring, not only coordinates with tensioner sealing lip and improves sealability, realize blowout patche to realize reliably being connected by Sealing with seat ring simultaneously, improve resistant to separation intensity.
The utility model is set to further: described sealing refers to that root is located in the longitudinal end of described axial back-up ring, and sealing refers to tilt to towards one end in Sealing mounting groove in oblique shaft.
By adopting technique scheme, sealing refers to, in being pressed on seal ring downwards, seal the sealed elastic referred to good, and sealability is better, improves the resistant to separation performance of bearing simultaneously.
The utility model is set to further: be provided with circular arc annular groove between the root that described sealing refers to and rubber matrix, and circular arc annular groove is positioned at described Seal cage side.
By adopting technique scheme, improve the elastic deformability sealing and refer to, improve the sealability sealing and refer to, and corresponding described sealing refers between rubber matrix for arc surface transition is connected, prevent sealing from referring between rubber matrix because distortion existence tears phenomenon, raising working strength and working life.
The utility model is set to further: described tensioner sealing lip is in being obliquely installed towards collar extension one end of Sealing mounting groove vertically.
By adopting technique scheme, tensioner sealing lip towards contrary with the assembly direction in the loading Sealing mounting groove of Sealing, not only facilitate the installation of Sealing, make tensioner sealing lip resiliently deformable when Sealing is installed more easy simultaneously, be sealed and matched more reliable, but when blowout patche and seat ring will depart from, tensioner sealing lip forms more reliable resistance, thus improve plane bearing resistant to separation performance.
The utility model is set to further: described tubular framework main is U-shaped, and the opening slot opening in tubular framework main is towards Sealing mounting groove collar extension.
By adopting technique scheme, tubular framework main has better elastic deformability, installs more convenient and solid and reliable, and facilitates being processed to form of radial limiting board and axial back-up ring.
The utility model is set to further: described rubber seal matrix has the filled rubber body in the opening slot being filled in tubular framework main.
By adopting technique scheme, the combination of rubber seal and seal ring skeleton is more solid and reliable, improves the working strength of Sealing, and assembling is more firm.
The utility model is set to further: the rubber matrix of described rubber seal is provided with assembling auxiliary seal lip, and assembling auxiliary seal lip is located on described radial limiting board, and assembling auxiliary seal lip coordinates with towards the seal ring seal outside rolling element placed cavity.
By adopting technique scheme, assembling auxiliary seal lip ensures the sealing between radial limiting board and seal ring, effectively avoids the gap because assembly precision problem causes and the problem of sealing difference that causes, improves sealability further.
The utility model is set to further: the rubber matrix of described rubber seal is also provided with outer seal lip circle, and described outer seal lip circle is located on the axial one end of stretching out outside Sealing mounting groove of tubular framework main.
By adopting technique scheme, plane bearing is when installing and using, and outer seal lip circle can play seal action, improves the sealability of plane bearing.
The utility model is set to further: radially staggered mutual socket of described seat ring and blowout patche coordinates, and the outside diameter seal ring set of seat ring is outside the outside diameter seal ring of blowout patche, and the internal side diameter seal ring set of blowout patche is outside the internal side diameter seal ring of seat ring.
By adopting technique scheme, the symmetrical configuration of plane bearing, conveniently installs and uses.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model specific embodiment plane bearing structural representation;
Fig. 2 is Figure 1A part partial enlarged view.
Embodiment
See accompanying drawing 1, a kind of plane bearing disclosed in the utility model, include seat ring 1, blowout patche 2 and rolling element 3, described seat ring 1 and blowout patche 2 mutually fasten and form rolling element placed cavity 4, the raceway rolled for rolling element 3 is provided with in rolling element placed cavity 4, Sealing 5 is provided with between described seat ring 1 and blowout patche 2, Sealing 5 is equipped with at the internal side diameter of seat ring 1 and blowout patche 2 and outside diameter, described Sealing 5 includes rubber seal 51 and seal ring skeleton 52, rubber seal 51 is attached on seal ring skeleton 52, described seat ring 1 and the radial both sides of blowout patche 2 are all axially extended with seal ring, seat ring 1 upper sealing ring and blowout patche 2 upper sealing ring direction towards the opposite extend, seat ring 1 upper sealing ring and blowout patche 2 upper sealing ring are mutually socketed and form axially extended Sealing mounting groove 6, described Sealing 5 is inlaid in Sealing mounting groove 6, in this specific embodiment, radially staggered mutual socket of described seat ring 1 and blowout patche 2 coordinates, and the outside diameter seal ring 11 of seat ring 1 is placed on outside the outside diameter seal ring 21 of blowout patche 2, the internal side diameter seal ring 22 of blowout patche 2 is placed on outside the internal side diameter seal ring 12 of seat ring 1.The symmetrical configuration of such plane bearing, conveniently installs and uses.Certainly as the scheme that the utility model is feasible, the form of the complete outsourcing of both sides sealing ring of seat ring can be adopted to be enclosed within the seal ring of blowout patche; Otherwise blowout patche also can adopt the form of complete outsourcing to entangle seat ring; Also can adopt staggered socket, but the outside diameter seal ring set of blowout patche is outside the outside diameter seal ring of seat ring, the internal side diameter seal ring set of seat ring is outer etc. in the internal side diameter seal ring of blowout patche.But there is the problem that plane bearing installs and uses inconvenience in it, therefore the preferential structural design adopting this specific embodiment.Because nested mode is different, the corresponding construction of two Sealings 5 and and blowout patche, race fit part exists different, but be symplex structure, and there is certain cooperation rule, for ease of clearer understanding modified node method of the present utility model, adopt below in this specific embodiment and carry out label instruction for seat ring and blowout patche at outside diameter cooperating structure: as Fig. 1 and Fig. 2, described seal ring skeleton 52 comprises axially extended tubular framework main 521, tubular framework main 521 axially (needs to particularly point out towards Sealing mounting groove 6 collar extension herein, Sealing mounting groove 6 collar extension is the loading port that Sealing 5 loads in Sealing mounting groove 6, ) one end be provided with the radial limiting board 522 radially extended, radial limiting board 522 extends towards the side outside rolling element placed cavity 4, the tubular framework main 521 of described Sealing 5 is inserted in Sealing mounting groove 6, tubular framework main 521 is set in towards on the seal ring 11 outside rolling element placed cavity 4, the radial limiting board 522 of Sealing 5 coordinates with towards seal ring 11 axial end portion outside rolling element placed cavity 4 is spacing, described rubber seal 51 includes the rubber matrix 511 be attached on seal ring skeleton 52, rubber matrix 511 is provided with tensioner sealing lip 512, tensioner sealing lip 512 with towards seal ring 21 interference fit inside rolling element placed cavity 4.The seat ring of such bearing adopts the mutually nested cooperation of seal ring axially towards the opposite with blowout patche, the axially extended Sealing mounting groove formed, similar " bottleneck " structure, and the tubular framework main of Sealing is enclosed within seal ring, and coordinate tensioner sealing lip conflict sealing, be similar to " stopper " shape structure, the excellent sealing to bearing can be ensured, can realize again improving seat ring and blowout patche resistant to separation intensity, avoid bearing in unloading process, seat ring scatters with being separated of blowout patche.
For further ensureing the resistant to separation intensity of seat ring and blowout patche, this practicality provides following further setting: the tubular framework main 521 of described seal ring skeleton 52 is axially provided with towards one end of Sealing mounting groove 6 collar extension the axial back-up ring 523 radially extended, described axial back-up ring 523 extends towards radial limiting board 522 opposite direction, and the end of axial back-up ring 523 extends to the axial dead astern of corresponding seal ring 21 with it, the rubber matrix 511 of described rubber seal 51 is provided with sealing and refers to 513, sealing refers to that on the axial rearward end face that 513 conflicts are matched with it corresponding seal ring 21, (this ear end face can offset the axial dead astern of seal ring 21, namely cooperation place to be offset on the parts that are connected with seal ring 21 also can), described sealing refers to form Seal cage 510 between 513 and tensioner sealing lip 512.Above-mentioned so middle seal ring skeleton is fixed therein on a seal ring, axial back-up ring realizes the spacing stop of sealing framework to another seal ring, prevent pull-out, improve the resistant to separation intensity of blowout patche and seat ring, and the setting of axial back-up ring is convenient to seal the setting referred to, sealing is provided to refer to the brace foundation be connected with rubbery sealed body, sealing refers to conflict on the axial rearward end face of seal ring, not only coordinate with tensioner sealing lip and improve sealability, realize blowout patche to realize reliably being connected by Sealing with seat ring simultaneously, improve resistant to separation intensity.And described sealing refers to that 513 roots are located in the longitudinal end of described axial back-up ring 523, sealing refers to that 513 tilt to towards one end in Sealing mounting groove 6 in oblique shaft.Sealing refers to, in being pressed on seal ring downwards, seal the sealed elastic referred to good, and sealability is better, improves the resistant to separation performance of bearing simultaneously.Above-mentionedly arrange down, sealing refers to be out of shape with rubber matrix joint comparatively large, easily tears phenomenon, thickeies process if adopted, then the sealed elastic that refers to of impact sealing; Therefore, described sealing refers to be provided with circular arc annular groove 514 between the root of 513 and rubber matrix 511, and circular arc annular groove 514 is positioned at described Seal cage 510 side; Then corresponding described sealing refers between 513 with rubber matrix 511 for arc surface transition is connected, prevent sealing from referring between rubber matrix because phenomenon is torn in distortion existence, improve working strength and working life, and improve the elastic deformability sealing and refer to, improve the sealability sealing and refer to.
Described tensioner sealing lip 512 is in being obliquely installed towards collar extension one end of Sealing mounting groove 6 vertically.In like manner, tensioner sealing lip 512 root also adopts arc surface transition to be connected with rubber seal matrix 511 joint, prevents from tearing.Tensioner sealing lip towards contrary with the assembly direction in the loading Sealing mounting groove of Sealing, not only facilitate the installation of Sealing, make tensioner sealing lip resiliently deformable when Sealing is installed more easy simultaneously, be sealed and matched more reliable, but when blowout patche and seat ring will depart from, tensioner sealing lip forms more reliable resistance, thus improves plane bearing resistant to separation performance.
For making Sealing solid and reliable, described tubular framework main 521 is U-shaped, and opening slot 5211 opening in tubular framework main 521 is towards Sealing mounting groove 6 collar extension.Tubular framework main 521 has better elastic deformability, install more convenient and solid and reliable, and facilitate being processed to form of radial limiting board and axial back-up ring, namely the tubular framework main 521 side plate turnover of U-shaped forms radial limiting board 522, and the turnover of another side plate forms axial back-up ring 523.And.Described rubber seal matrix 511 has the filled rubber body 5111 be filled in the opening slot 5211 of tubular framework main 521.The combination of rubber seal and seal ring skeleton is more solid and reliable, improves the working strength of Sealing, and rubber matrix is formed the distortion of tubular framework main and supports, and the assembling of Sealing is more firm.
Due to the problem of machining accuracy, gap is there is in usual seal ring skeleton with coordinating of seal ring, therefore for eliminating matching gap to the impact of sealability, the rubber matrix 511 of described rubber seal 51 is provided with assembling auxiliary seal lip 515, assembling auxiliary seal lip 515 is located on described radial limiting board 522, assembles auxiliary seal lip 515 and is sealed and matched towards the seal ring 11 outside rolling element placed cavity 4.Assembling auxiliary seal lip ensures the sealing between radial limiting board and seal ring, effectively avoids the gap because assembly precision problem causes and the problem of sealing difference that causes, improves sealability further.
In this specific embodiment, the rubber matrix 511 of described rubber seal 51 is also provided with outer seal lip circle 516, described outer seal lip circle 516 is located on the axial one end of stretching out outside Sealing mounting groove 6 of tubular framework main 521.Plane bearing is when installing and using, and outer seal lip circle can play seal action, improves the sealability of plane bearing.
Claims (10)
1. a plane bearing, include seat ring, blowout patche and rolling element, described seat ring and blowout patche mutually fasten and form rolling element placed cavity, the raceway rolled for rolling element is provided with in rolling element placed cavity, Sealing is provided with between described seat ring and blowout patche, described Sealing includes rubber seal and seal ring skeleton, rubber seal is attached on seal ring skeleton, it is characterized in that: the radial both sides of described seat ring and blowout patche are all axially extended with seal ring, seat ring upper sealing ring and blowout patche upper sealing ring direction towards the opposite extend, seat ring upper sealing ring and blowout patche upper sealing ring are mutually socketed and form axially extended Sealing mounting groove, Sealing is inlaid in Sealing mounting groove, described seal ring skeleton comprises axially extended tubular framework main, tubular framework main is axially provided with towards one end of Sealing mounting groove collar extension the radial limiting board radially extended, radial limiting board extends towards the side outside rolling element placed cavity, the tubular framework main of described Sealing is inserted in Sealing mounting groove, tubular framework main is set in towards on the seal ring outside rolling element placed cavity, the radial limiting board of Sealing coordinates with towards the seal ring axial end portion outside rolling element placed cavity is spacing, described rubber seal includes the rubber matrix be attached on seal ring skeleton, rubber matrix is provided with tensioner sealing lip, tensioner sealing lip with towards the seal ring interference fit inside rolling element placed cavity.
2. plane bearing according to claim 1, it is characterized in that: the tubular framework main of described seal ring skeleton is axially provided with towards one end of Sealing mounting groove collar extension the axial back-up ring radially extended, described axial back-up ring extends towards radial limiting board opposite direction, and the end of axial back-up ring extends to the axial dead astern of corresponding seal ring with it, the rubber matrix of described rubber seal is provided with sealing and refers to, sealing refers to conflict on the axial rearward end face of the seal ring being matched with correspondence with it, and described sealing refers to form Seal cage between tensioner sealing lip.
3. plane bearing according to claim 2, is characterized in that: described sealing refers to that root is located in the longitudinal end of described axial back-up ring, and sealing refers to tilt to towards one end in Sealing mounting groove in oblique shaft.
4. plane bearing according to claim 3, it is characterized in that: be provided with circular arc annular groove between the root that described sealing refers to and rubber matrix, circular arc annular groove is positioned at described Seal cage side.
5. plane bearing according to claim 1 or 2 or 3 or 4, is characterized in that: described tensioner sealing lip is in being obliquely installed towards collar extension one end of Sealing mounting groove vertically.
6. plane bearing according to claim 1 or 2 or 3 or 4, it is characterized in that: described tubular framework main is U-shaped, the opening slot opening in tubular framework main is towards Sealing mounting groove collar extension.
7. plane bearing according to claim 6, is characterized in that: described rubber seal matrix has the filled rubber body in the opening slot being filled in tubular framework main.
8. plane bearing according to claim 1 or 2 or 3 or 4, it is characterized in that: the rubber matrix of described rubber seal is provided with assembling auxiliary seal lip, assembling auxiliary seal lip is located on described radial limiting board, and assembling auxiliary seal lip coordinates with towards the seal ring seal outside rolling element placed cavity.
9. plane bearing according to claim 1 or 2 or 3 or 4, is characterized in that: the rubber matrix of described rubber seal is also provided with outer seal lip circle, and described outer seal lip circle is located on the axial one end of stretching out outside Sealing mounting groove of tubular framework main.
10. plane bearing according to claim 1 or 2 or 3 or 4, it is characterized in that: radially staggered mutual socket of described seat ring and blowout patche coordinates, and the outside diameter seal ring set of seat ring is outside the outside diameter seal ring of blowout patche, the internal side diameter seal ring set of blowout patche is outside the internal side diameter seal ring of seat ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503112.9U CN204784165U (en) | 2015-07-13 | 2015-07-13 | Flat housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503112.9U CN204784165U (en) | 2015-07-13 | 2015-07-13 | Flat housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784165U true CN204784165U (en) | 2015-11-18 |
Family
ID=54524220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520503112.9U Active CN204784165U (en) | 2015-07-13 | 2015-07-13 | Flat housing |
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| Country | Link |
|---|---|
| CN (1) | CN204784165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111306186A (en) * | 2018-12-12 | 2020-06-19 | 斯凯孚韩国有限公司 | Suspension thrust bearing device and suspension strut equipped with such a device |
-
2015
- 2015-07-13 CN CN201520503112.9U patent/CN204784165U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111306186A (en) * | 2018-12-12 | 2020-06-19 | 斯凯孚韩国有限公司 | Suspension thrust bearing device and suspension strut equipped with such a device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |