CN2876458Y - Split composite assembling type endless belt open oil seel - Google Patents
Split composite assembling type endless belt open oil seel Download PDFInfo
- Publication number
- CN2876458Y CN2876458Y CNU2006200237906U CN200620023790U CN2876458Y CN 2876458 Y CN2876458 Y CN 2876458Y CN U2006200237906 U CNU2006200237906 U CN U2006200237906U CN 200620023790 U CN200620023790 U CN 200620023790U CN 2876458 Y CN2876458 Y CN 2876458Y
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- China
- Prior art keywords
- ring
- seal
- seal ring
- endless belt
- locking ring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A split combined circular belt-shaped opening oil seal consists of a grip ring and seal ring; the grip ring is circular and belt-shaped with the inside of coattail-style gripping structure and notches on both ends, a groove is disposed on the outside of the grip ring in which a spring is arranged for strengthening the integral associative property and intensity of all parts of the oil seal; the seal ring and grip ring are circular belt-shaped structure corresponding to each other with the outside of coattail-style gripping structure, an installation groove for banding the spring on the base of the seal ring and a seal lip and secondary lip which are integral are disposed; the grip ring and seal ring are interference fit with each other. The utility model could be pattern made and processed in batch with low cost, moreover, the model could be cut and assembled on the spot of equipment maintenance according to requirements. KDD is not needed when the model is installed in a fast and convenient way. In addition, the seal effect is excellent.
Description
Technical field
The utility model relates in a kind of machinery running shaft with bearing housing or gear box lubricating oil (fat) seal arrangement, the endless belt-shaped opening oil sealing of specifically a kind of split type combine and assemble type.
Background technique
At present, known oil sealing (as GB GB/T9877.1～9877.3-1998 defined), its profile is the integral ring-shaped structure of remaining silent, its advantage is to be convenient to the location, good seal performance, but comparatively difficulty is installed.Oil sealing must be pushed oil sealing position in the Seal cage along an end of Seal cage outer shaft when oil sealing is installed, like this, just must remove other the various parts on the running shaft of Seal cage outer end.Take a lot of work, time-consuming, also might be because of changing other parts of oil sealing damage equipment.Particularly in case of emergency, as when repairing, may be because of wasting time or equipment causes damage to influence production in changing the oil sealing process.
In the actual mechanical process of device maintenance, also have in case of emergency, the way of self-contained oil sealing otch use.But eventually because of framework deformation, or otch dislocation and can not reach the desirable seal effect.
Split type oil sealing of Tui Chuing or opening oil sealing in the market,, inconvenience location poor effect soft excessively because of material; Perhaps because material is really up to the mark, otch can't fit tightly and poor effect; Perhaps effect is better but installed difficulty or is caused costing an arm and a leg and can't be used widely because of processing cost is too high.
Summary of the invention
The technical problems to be solved in the utility model is at the standard type oil sealing difficulty to be installed, and location inconvenience, the poor performance of existing split type oil sealing or the existence of opening oil sealing, or difficulty is installed, deficiency such as cost an arm and a leg, a kind of seal ring and locking ring dovetail type self-tightening structure interference fit is provided, realize between oil sealing locking ring and the seal ring, between the seal ring otch two ends, and tight between the otch two ends of locking ring
Close locking, and keep fitting tightly, realize the endless belt-shaped opening oil sealing of split type combine and assemble type of excellent sealing performance.
Solve the problems of the technologies described above by the following technical solutions: the endless belt-shaped opening oil sealing of a kind of split type combine and assemble type, constitute by locking ring and seal ring, described locking ring 1 is endless belt-shaped structure, its inboard is a dovetail type locking mechanism 4, two ends are provided with otch 9, the outer surface center of this locking ring 1 is provided with groove, adds hoop in this groove and is useful on the integral coherence of each parts of reinforcement oil sealing and the spring 3 of bulk strength; Described seal ring 2 corresponds to endless belt-shaped structure with locking ring 1, and its outside is a dovetail type locking mechanism 5, and the bottom of sealing ring is provided with the installation groove that banding spring 6 usefulness are installed, and also is provided with it to be the seal lip 7 of one and secondary lip 8; Locking ring 1 and seal ring 2 interference fit.
According to technique scheme, sharpest edges of the present utility model are that it can the molding batch process, and are with low cost, and can the cutting assembling arbitrarily as required at the device maintenance scene.As long as the cross-section size of mounting hole and the cross-section size of oil sealing match, the endless belt-shaped opening oil sealing of split type combine and assemble type of same specification, the oil sealing that can be assembled into different size according to the diameter of axle and the installing space on-site cutting of equipment, extremely convenient.The needs of high strength material are considered in endless belt-shaped design in the utility model structure, help reducing the joint error that causes because of bending deflection behind the otch simultaneously.Compared with prior art, the beneficial effects of the utility model are:
Without disassembled equipment, install quick and convenient when (1) installing.
The oil sealing of on-site cutting assembly production any specification according to actual needs when (2) using.
(3) the simple and operation easily of otch.Use universal cutter can accomplish accurate cutting.
(4) snap close is safe and reliable, and simple installation is easily gone.
(5) use has good sealing effect in flying shallow oil lubrication or dry oil lubrication environment.
(6) the utlity model has extremely application prospects.
Description of drawings
Fig. 1 is the integrally-built sectional view of the utility model.
Fig. 2 is the cross-section structure of the utility model locking ring.
Fig. 3 is the cross-section structure of the utility model seal ring.
Fig. 4 is the three-dimensional cross-sectional schematic of the utility model overall structure.
Among the figure, locking ring 1, seal ring 2, cylindrical screw stretching banding spring 3, locking ring dovetail type locking mechanism 4, seal ring dovetail type locking mechanism 5, cylindrical screw stretching banding spring 6, seal lip 7, secondary lip 8, otch 9, joint 10.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Referring to Fig. 1, the utility model is formed the endless belt-shaped opening oil sealing of split type combine and assemble type by locking ring 1, seal ring 2, cylindrical screw stretching banding spring 3 and 6.
Referring to Fig. 2, locking ring 1 adopts high strength polyamine fat to be processed into endless belt-shaped structure, its inboard is provided with dovetail type locking mechanism 4, and the outer surface center of locking ring 1 is provided with groove, adds hoop in the groove and is useful on the integral coherence of each parts of reinforcement oil sealing and the spring 3 of bulk strength.The two ends of locking ring 1 are provided with otch 9, otch 9 adopts C type otch, this set guarantees that locking ring 1 links closely mutually with seal ring 2 when mounted, and adopts interference fit, combines closely between the C type otch at locking ring 1 two ends and the dovetail cooperation place between locking ring 1 and the seal ring 2.Dovetail type structure 4,5 between locking ring 1 and the seal ring 2 adds C type otch (snap close), make between locking ring 1 two ends and realize all around between locking ring 1 and the seal ring 2, up and down six to tight locking, thereby reach banding, reinforcing, sealing effect.Simultaneously, utilize the impacting force after its locking that seal ring 2 joints 10 two ends are fitted tightly, realize sealing effect.
Referring to Fig. 3, seal ring 2 is corresponding with locking ring 1, adopts reinforced oil resistant rubber to be processed into endless belt-shaped structure, and dovetail type locking mechanism 5 is processed in the outside of seal ring 2, just in time with dovetail type structure 4 interlock mutually of locking ring 1, and adopts interference fit.Straight mouthful of cutting adopted at seal ring 2 joints 10 two ends, and the extruding force of utilizing the self-tightening power of locking ring 1 and the vestibule wall being installed makes between otch 9 two ends of locking ring 1 and between the two ends of the joint 10 of seal ring 2 is close to the realization excellent sealing naturally.It is bonding also can to stick with glue agent in the junction, joint 10 two ends of seal ring 2.The bottom of seal ring 2 is provided with the groove that cylindrical screw stretching banding spring 6 is installed; The Placement at cylindrical screw stretching banding spring 6 two ends has two kinds: a kind of is that screwing type connects, and a kind of is that hanger type connects.Bottom one side (inboard) of seal ring 2 is provided with it and is the seal lip 7 of one, and opposite side (outside) is provided with it and is the secondary lip 8 of one.Seal ring 2 is by the sealing between realization of the interference fit between its seal lip 7 and the running shaft and the axle.
When seal ring 2 adopts than hard material, can stick on (or inlaying) cross-sectional configuration and the size soft cushion block 1-3mm identical, with otch two ends interference fit, to realize sealing effect in incision with seal ring.
In Fig. 3,6 pairs of seal lips of cylindrical screw stretching banding spring 7 keep banding, make to keep between seal lip 7 and the running shaft fitting tightly, and realize sealing.Secondary lip 8 is used for stoping the Seal cage exterior materials to enter seal chamber.
Referring to Fig. 4, locking ring 1 is by realizing sealing with capsule walls with the interference fit of capsule walls.Locking ring dovetail type locking mechanism 4 just in time with dovetail type locking mechanism 5 interlock mutually of seal ring 2, make seal ring 2 joints 10 two ends have same assembling passage, guaranteed the accurate butt joint at seal ring 2 joints 10 two ends.Simultaneously, locking ring 1 bi-side are the inwardly inboard extension of ring all, and part cladding sealing ring 2 is to strengthen locking intensity and sealing effect.Adopt interference fit between locking ring 1 and the seal ring 2.Under the radial force effect of locking ring 1 and cylindrical screw stretching banding spring 3,6 and seal chamber, the joint 10 two ends integral body of seal ring 2 are combined closely, realize identical or approach the sealing effect of self-contained oil sealing with self-contained oil sealing.
Installation method of the present utility model:
When (1) oil sealing being installed, for the running shaft of substantially horizontal work, otch 9 two ends of locking ring 1 and joint 10 two ends of seal ring 2 all should be adjusted to axle directly over, and with the otch (joint) of locking ring 1 and seal ring 2 about 30 ° of angles of staggering.Under the running shaft or flooding system lubrication environment for vertical work, generally do not advocate the oil sealing that uses the utility model structure.If because of needs must use the oil sealing of the utility model structure, it is bonding then must to stick with glue agent to the joint 10 of seal ring.
(2) each binding site of oil sealing all should adopt interference fit.
Fibrous root is accurately measured and is accurately cut according to the installing space size when (3) processing otch 9 and joint 10, guarantees closely cooperating between each parts of oil sealing.
Claims (1)
1, the endless belt-shaped opening oil sealing of a kind of split type combine and assemble type, constitute by locking ring and seal ring, it is characterized in that, described locking ring (1) is endless belt-shaped structure, its inboard is dovetail type locking mechanism (4), two ends are provided with otch (9), and the outer surface center of this locking ring (1) is provided with groove, add hoop in this groove and are useful on the integral coherence of each parts of reinforcement oil sealing and the spring (3) of bulk strength; Described seal ring (2) corresponds to endless belt-shaped structure with locking ring (1), its outside is dovetail type locking mechanism (5), the bottom of sealing ring is provided with the installation groove that banding spring (6) usefulness is installed, also be provided with it and be seal lip of one (7) and secondary lip (8), the two ends of seal ring are provided with joint (10); Locking ring (1) and seal ring (2) interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200237906U CN2876458Y (en) | 2006-03-10 | 2006-03-10 | Split composite assembling type endless belt open oil seel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200237906U CN2876458Y (en) | 2006-03-10 | 2006-03-10 | Split composite assembling type endless belt open oil seel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2876458Y true CN2876458Y (en) | 2007-03-07 |
Family
ID=37819695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200237906U Expired - Fee Related CN2876458Y (en) | 2006-03-10 | 2006-03-10 | Split composite assembling type endless belt open oil seel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2876458Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832392A (en) * | 2010-05-19 | 2010-09-15 | 大连理工大学 | Sealing structure for dynamic and static gaps of rotating machine |
| CN102494142A (en) * | 2011-12-01 | 2012-06-13 | 邓伦胜 | Double-split combined oil seal |
| CN102661392A (en) * | 2012-05-02 | 2012-09-12 | 大连华阳光大密封有限公司 | Sealing silicon carbide ring separation method and processing device thereof |
| CN103470769A (en) * | 2013-09-26 | 2013-12-25 | 铁岭助驰橡胶密封制品有限公司 | Open oil seal with seal interference |
| CN104786490A (en) * | 2015-03-30 | 2015-07-22 | 南京梅山冶金发展有限公司 | Method for quickly bonding drum seal of 1780 flying shear |
| CN105805317A (en) * | 2016-04-14 | 2016-07-27 | 邓伦胜 | Autonomous grease-discharge multi-lip sealing device mounted in stepped shaft |
| CN110067862A (en) * | 2019-05-06 | 2019-07-30 | 北京化工大学 | A kind of stirred tank sealing device, system and sealing control method |
-
2006
- 2006-03-10 CN CNU2006200237906U patent/CN2876458Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832392A (en) * | 2010-05-19 | 2010-09-15 | 大连理工大学 | Sealing structure for dynamic and static gaps of rotating machine |
| CN102494142A (en) * | 2011-12-01 | 2012-06-13 | 邓伦胜 | Double-split combined oil seal |
| CN102661392A (en) * | 2012-05-02 | 2012-09-12 | 大连华阳光大密封有限公司 | Sealing silicon carbide ring separation method and processing device thereof |
| CN102661392B (en) * | 2012-05-02 | 2015-02-04 | 大连华阳密封股份有限公司 | Sealing silicon carbide ring separation method and processing device thereof |
| CN103470769A (en) * | 2013-09-26 | 2013-12-25 | 铁岭助驰橡胶密封制品有限公司 | Open oil seal with seal interference |
| CN104786490A (en) * | 2015-03-30 | 2015-07-22 | 南京梅山冶金发展有限公司 | Method for quickly bonding drum seal of 1780 flying shear |
| CN105805317A (en) * | 2016-04-14 | 2016-07-27 | 邓伦胜 | Autonomous grease-discharge multi-lip sealing device mounted in stepped shaft |
| CN105805317B (en) * | 2016-04-14 | 2017-10-27 | 邓伦胜 | It is installed on autonomous row's fat formula multiple lip type sealing device in multi-diameter shaft |
| CN110067862A (en) * | 2019-05-06 | 2019-07-30 | 北京化工大学 | A kind of stirred tank sealing device, system and sealing control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070307 Termination date: 20100310 |