CN103410973A - Self-location type split framework oil seal - Google Patents
Self-location type split framework oil seal Download PDFInfo
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- CN103410973A CN103410973A CN2013103476689A CN201310347668A CN103410973A CN 103410973 A CN103410973 A CN 103410973A CN 2013103476689 A CN2013103476689 A CN 2013103476689A CN 201310347668 A CN201310347668 A CN 201310347668A CN 103410973 A CN103410973 A CN 103410973A
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- oil seal
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- framework oil
- split type
- spring groove
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Abstract
The invention discloses a self-location type split framework oil seal. The self-location type split framework oil seal comprises a sealing lip, a cap portion, a spring groove, a framework, a shoulder portion, a location step, a plug pin, a plug hole, a back portion, a waist portion and a dustproof lip which form a splitting integrative structure. The sealing lip is arranged outside the cap portion, the spring groove is arranged inside the cap portion, the dustproof lip is arranged outside the waist portion, the location step is arranged outside the shoulder portion and in the same plane with the back portion, the back portion is connected in one with the shoulder portion, the bosses, the grooves, the waist portion, the dustproof lip, the cap portion, the sealing lip and the spring groove, the spring is independently arranged inside the spring groove, the shoulder portion is provided with the framework, the two ends of the split part of the shoulder portion are provided with the plug pin and the plug hole respectively. The self-location type split framework oil seal is convenient and rapid to install, the splitting type framework designed inside the shoulder portion greatly enhances the strength of the shoulder portion to guarantee the radial tight cooperation between the shoulder portion and the end cover of a device; the framework inside the shoulder portion is made of spring steel and accordingly guarantees no deformation during installation; the self-location type split framework oil seal is simple in structure, low in cost and good in adaptability, facilitates online replacement, effectively improves the working efficiency and saves time and the equipment maintenance cost.
Description
Technical field
The present invention relates in a kind of machinery running shaft with bearing housing or gear box lubricating oil (fat) seal arrangement, specifically a kind of bit-type Split type framework oil seal of making by oneself.
Background technique
Oil sealing on market (as GB GB/T9877.1～9877.3-1998 defined), its profile is integral ring-shaped closing structure, this structural entity good seal performance, but installation and removal are comparatively difficult.When installation or removal, other parts that must remove in Seal cage outward turning rotating shaft could be advanced into the end of oil sealing along axle oil sealing mounting point default in Seal cage or remove by opposite step and direction, like this, time-consuming taking a lot of work not only, and when changing oil sealing other parts of damage equipment likely also, have a strong impact on efficiency and the quality of normal operation and the production of machinery.In the actual mechanical process of device maintenance, the way of in case of emergency the unitized seal otch being used is also arranged.But because of otch, misplace eventually and be difficult to fix and position the sealing effect that can not reach desirable.
Split oil seal or the open oil released in the market, some materials are excessively soft, the inconvenience location; Some materials are really up to the mark, and otch can't fit tightly; Perhaps material effect is better but installed difficulty or because processing cost is too high, is caused expensive can't being used widely.Such as published patent document " split type combination assembly type endless belt-shaped open oil " (ZL200620023790.6) etc., this class open oil still exists opening connection (gluing) to connect difficulty and bonding precision is difficult to the defects such as assurance, affects sealing effect.
Summary of the invention
The object of the invention is to solve prior art inconvenience location, otch can't fit tightly and opening connection (glue) connects difficulty and bonding precision is difficult to assurance, affect the problems such as sealing effect, a kind of split type structure be connected as a single entity by sealing lip, bizet, spring groove, skeleton, shoulder, positioning step, latch, jack, back, waist, dust excluder lips is provided, and mounting spring applies pretightening force to sealing lip in spring groove, easy for installation, the bit-type Split type framework oil seal is made in sealing reliably by oneself.
Solve the problems of the technologies described above by the following technical solutions: a kind of bit-type Split type framework oil seal of making by oneself comprises the sealing lip, bizet, spring groove, skeleton, shoulder, positioning step, latch, jack, back, waist and the dust excluder lips that form the split type integrative-structure; Described sealing lip is positioned at the described bizet outside, and described spring groove is positioned at described bizet inboard, and described dust excluder lips is positioned at the described waist outside; Described spring independently is arranged in described spring groove, and described skeleton is the loop configuration with the subdivision mouth, and latch and skeleton are the split type integrative-structure.
Described latch and jack lay respectively at the two ends, subdivision place of making the bit-type Split type framework oil seal by oneself, and two ends, subdivision place connect as one by latch and jack.
Described skeleton is arranged in described shoulder, and the two ends, subdivision place of described shoulder are respectively equipped with latch and jack.
Described positioning step is positioned at the shoulder outside and is in same plane with back, is connected as a single entity with shoulder, back, dust excluder lips, waist, bizet, sealing lip, spring groove, is all the split type integrative-structure.
Compared with prior art, the invention has the beneficial effects as follows:
While (1) installing, only need remove original-pack oil sealing, need not remove or mobile device on other any parts, install extremely convenient and swift.
(2) adopt latch and jack to connect matching mechanism the subdivision place is connected, be aided with simultaneously gluingly, can realize the sealability identical with unitized seal and effect.
(3) frame design in shoulder improves shoulder intensity of the present invention greatly, thereby guarantees closely cooperating of its shoulder and mounting hole.
(4) skeleton in shoulder is the spring steel material, and while guaranteeing that it is installed, breaking into two with one's hands from subdivision can also free fourth contact after being enclosed within on running shaft and indeformable.
(5) be positioned at the positioning step design in the shoulder outside, while giving online the replacing, remove and make the bit-type Split type framework oil seal by oneself great convenience is provided.
(6) simple in structure, to process easyly, cost is lower, and strong adaptability is conveniently changed online, can effectively increase work efficiency, saves time and reduce cost of equipment maintenance.
The accompanying drawing explanation
Fig. 1 is plan view of the present invention.
Fig. 2 is sectional view of the present invention.
Fig. 3 is erection drawing of the present invention.
In figure: sealing lip 1, bizet 2, spring groove 3, spring 4, skeleton 5, shoulder 6, positioning step 7, latch 8, jack 9, back 10, waist 11, dust excluder lips 12, equipment end cap 13 and running shaft 14.
Embodiment
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Referring to accompanying drawing 1, in the present embodiment, A-A is sectional plane; B1, B2 are respectively two ends, subdivision place.
Referring to accompanying drawing 2, the present invention includes and form sealing lip 1, bizet 2, spring groove 3, spring 4, skeleton 5, shoulder 6, positioning step 7, latch 8, jack 9, back 10, waist 11, the dust excluder lips 12 of making bit-type Split type framework oil seal integrative-structure by oneself.Sealing lip 1 is positioned at bizet 2 outsides, spring groove 3 is positioned at bizet 2 inboards, dust excluder lips 12 is positioned at waist 11 outsides, positioning step 7 is positioned at shoulder 6 outsides, shoulder 6 is connected as a single entity with positioning step 7, back 10, waist 11, dust excluder lips 12, bizet 2, sealing lip 1, spring groove 3, and spring 4 independently is arranged in spring groove 3.Skeleton 5 is arranged in shoulder 6, and the two ends B1 of subdivision place, the B2 of shoulder 6 are respectively equipped with latch 8 and jack 9.Skeleton 5 is the loop configuration with the subdivision mouth, and latch 8 is the split type integrative-structure with skeleton 5.
Referring to accompanying drawing 3, making the bit-type Split type framework oil seal by oneself is sleeved on running shaft 14, by latch 8, with jack 9, coordinate and assist gluing, making to make by oneself the end face B1 of bit-type Split type framework oil seal subdivision place and B2 fits tightly, after being connected, hangs in spring groove 3 by spring 4, then the whole series are made by oneself to the bit-type Split type framework oil seal and pushed in equipment end cap 13, while pushing, guarantee to make by oneself bit-type Split type framework oil seal positioning step 7 and be close to equipment end cap 13 and get final product.
Latch 8 and jack 9 lay respectively in the two ends B1 of subdivision place and B2 that makes the bit-type Split type framework oil seal by oneself, and the two ends B1 of subdivision place, B2 connect as one by latch 8 and jack 9 respectively.
Skeleton 5 is arranged in shoulder 6, and latch 8 is positioned at skeleton 5 one ends and is the split type integrative-structure with skeleton 5.Latch 8 and jack 9, for connecting matching mechanism, lay respectively at and make by oneself in the two ends B1 of bit-type Split type framework oil seal subdivision place and B2.
Bizet 2 inboards are provided with spring groove 3, and mounting spring 4 in spring groove 3, apply pretightening force for sealing lip 1.
Positioning step 7 is positioned at shoulder 6 outsides and is connected with shoulder 6, is in same plane with back 10, is all the split type integrative-structure; Shoulder 6, positioning step 7 are canvas filler rubber material or other material.Skeleton 5 is the split type integrative-structure with latch 8 and is all the spring steel material.Jack 9 and latch 8 are positioned at shoulder 6 central authorities and form and connect matching mechanism with the end face B1 of subdivision place, B2.
Each parts functions and principles of the present invention:
Referring to Fig. 1,2, during installation, smear adhesive making by oneself on the end face B1 of bit-type Split type framework oil seal subdivision place and B2, jack 9 connections that will be arranged in again the latch 8 insertion end face B2 of the subdivision place shoulder central authorities that make the end face B1 of bit-type Split type framework oil seal subdivision place shoulder central authorities by oneself are an integral body, then, will after spring 4 connections, hang in spring groove 3.
Referring to Fig. 3, during online the installation, smear adhesive making by oneself on the end face B1 of bit-type Split type framework oil seal subdivision place and B2, jack 9 connections that will be arranged in again the latch 8 insertion end face B2 of the subdivision place shoulder central authorities that make the end face B1 of bit-type Split type framework oil seal subdivision place shoulder central authorities by oneself are an integral body, then, after being connected, hangs in spring groove 3 by spring 4, the bit-type Split type framework oil seal of making by oneself again assembling completed pushes in equipment end cap 13, and guarantees to be positioned at the positioning step 7 of making bit-type Split type framework oil seal shoulder 6 outsides by oneself and be adjacent to the equipment end cap.
The medium that sealing lip 1 sealing leaks along running shaft 14; Spring 4 applies pretightening force by bizet 2 to sealing lip 1, and assurance sealing lip 1 is followed for a long time and holds running shaft 14 tightly, thus the sealing effect of realizing ideal.Jack 9, is used for connecting the location end face B1 of subdivision place, B2 and making its closure for coordinating coupling mechanism with latch 8, leaks from subdivision end face B1, B2 place to stop medium; Dust excluder lips 12 is used for stoping the impurity such as extraneous steam flue dust; Spring groove 3 is used for mounting spring 4 prevent that it from coming off; Back 10 is used for connecting dust excluder lips 12, waist 11, bizet 2, sealing lip 1, spring groove 3 on shoulder 6; Skeleton 5 is used to shoulder 6 to gain in strength, and fourth contact is closed and indeformable automatically on running shaft 14 from subdivision end face B1, B2, to open expanding sleeve while guarantee installing, thereby realize making by oneself the even interference fit of bit-type Split type framework oil seal shoulder 6 and equipment end cap, and the even interference fit that guarantees sealing lip 1 and running shaft 14, and guarantee highly with one heart with vertical; Positioning step 7 guarantees to make by oneself concentricity and the perpendicularity of bit-type Split type framework oil seal and running shaft 14 when installing, and the while is for convenience detach.
Installation method of the present invention:
(1) clean running shaft 14, equipment end cap 13 and other adjacent regions and parts.
(2) standby by after spring 4 connections, being set on running shaft 14.
(3) lubricating grease is smeared in waist 11 outsides between sealing lip 1 and dust excluder lips 12, the B1 of subdivision place and B2 are opened and be placed on running shaft 14, and the subdivision place is threaded to a side of running shaft 14, then below the subdivision place, smearing instant drying adhesive on end face B1 or B2, then latch 8 insertions that will be arranged on the end face B1 of subdivision place are positioned at the involutory connection of jack 9 on the B2 of subdivision place.
(4) spring 4 is installed in spring groove 3.
(5) the bit-type Split type framework oil seal of making by oneself assembling completed pushes in equipment end cap 13, and guarantees positioning step 7 and 13 laminatings of equipment end cap.Complete installation.
Method for dismounting of the present invention:
(1) use suitable instrument to insert between equipment end lid 13 and positioning step 7, the complete bit-type Split type framework oil seal of making by oneself is prized to equipment end cap 13.
(2) remove the spring 4 that is arranged in spring groove 3, cut off along the end face B1 of subdivision place, B2 place, remove and make the bit-type Split type framework oil seal by oneself.
According to technique scheme, skeletal structure of the present invention, not only solved well the bearing strength problem of shoulder, it lays respectively at makes the Dock With Precision Position that bit-type Split type framework oil seal subdivision place two ends latch and socket design have solved subdivision place while installing well by oneself, greatly improve the bonding precision at subdivision place, thereby guaranteed to be similar to the good seal performance of self-contained outside framework oil seal.Particularly be positioned at the positioning step design in the shoulder outside, give online dismounting and install to greatly facilitate.
The present invention can make the mould batch process, and complete alternate standard outside framework oil seal, with low cost, easy to use, is widely used.When mounted, the latch that only needs to make by oneself bit-type Split type framework oil seal subdivision place one end insert the other end jack and the subdivision place is bonding after, hang up spring, push in the equipment end cap and get final product.When dismounting, only need to insert between positioning step and end cap and can easily prize and make the bit-type Split type framework oil seal by oneself with the flat mouth screw-driver.
Compared with prior art, the invention has the beneficial effects as follows:
While (1) installing, only need remove original-pack oil sealing, need not remove or mobile device on other any parts, install extremely convenient and swift.
(2) adopt latch and jack to connect matching mechanism the subdivision place is connected, be aided with simultaneously gluingly, can realize the sealability identical with unitized seal and effect.
(3) frame design in shoulder improves shoulder intensity of the present invention greatly, thereby guarantees closely cooperating of its shoulder and mounting hole.
(4) skeleton in shoulder is the spring steel material, and while guaranteeing that it is installed, breaking into two with one's hands from subdivision can also free fourth contact after being enclosed within on running shaft and indeformable.
(5) be positioned at the positioning step design in the shoulder outside, while giving online the replacing, remove and make the bit-type Split type framework oil seal by oneself great convenience is provided.
(6) simple in structure, to process easyly, cost is lower, and strong adaptability is conveniently changed online, can effectively increase work efficiency, saves time and reduce cost of equipment maintenance.
Claims (4)
1. make the bit-type Split type framework oil seal by oneself for one kind, it is characterized in that, comprise the sealing lip, bizet, spring groove, skeleton, shoulder, positioning step, latch, jack, back, waist and the dust excluder lips that form the split type integrative-structure; Described sealing lip is positioned at the described bizet outside, and described spring groove is positioned at described bizet inboard, and described dust excluder lips is positioned at the described waist outside; Described spring independently is arranged in described spring groove, and described skeleton is the loop configuration with the subdivision mouth, and latch and skeleton are the split type integrative-structure.
2. the bit-type Split type framework oil seal of making by oneself according to claim 1, is characterized in that, described latch and jack lay respectively at the two ends, subdivision place of making the bit-type Split type framework oil seal by oneself, and two ends, subdivision place connect as one by latch and jack.
3. the bit-type Split type framework oil seal of making by oneself according to claim 1, is characterized in that, described skeleton is arranged in described shoulder, and the two ends, subdivision place of described shoulder are respectively equipped with latch and jack.
4. the bit-type Split type framework oil seal of making by oneself according to claim 1, it is characterized in that, described positioning step is positioned at the shoulder outside and is in same plane with back, is connected as a single entity with shoulder, back, dust excluder lips, waist, bizet, sealing lip, spring groove, is all the split type integrative-structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103476689A CN103410973A (en) | 2013-08-12 | 2013-08-12 | Self-location type split framework oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103476689A CN103410973A (en) | 2013-08-12 | 2013-08-12 | Self-location type split framework oil seal |
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| Publication Number | Publication Date |
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| CN103410973A true CN103410973A (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103476689A Pending CN103410973A (en) | 2013-08-12 | 2013-08-12 | Self-location type split framework oil seal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574037A (en) * | 2013-12-04 | 2014-02-12 | 湖北新置密封件有限公司 | Outside mounted type two-lip framework oil seal |
| CN108119651A (en) * | 2017-12-25 | 2018-06-05 | 陈旭明 | A kind of fitted outside combination oil seal |
| CN113606342A (en) * | 2021-07-30 | 2021-11-05 | 江门市鑫辉特种密封科技有限公司 | Axial and radial combined oil seal device |
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| CN201078474Y (en) * | 2007-09-14 | 2008-06-25 | 邓伦胜 | Self-positioning split type cloth gripping oil seal |
| CN201496549U (en) * | 2009-09-25 | 2010-06-02 | 邓伦胜 | Self-positioned double-split opened oil seal |
| CN102494142A (en) * | 2011-12-01 | 2012-06-13 | 邓伦胜 | Double-split combined oil seal |
| CN202441889U (en) * | 2012-03-02 | 2012-09-19 | 邓伦胜 | Self-positioning type split framework oil seal |
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2013
- 2013-08-12 CN CN2013103476689A patent/CN103410973A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078474Y (en) * | 2007-09-14 | 2008-06-25 | 邓伦胜 | Self-positioning split type cloth gripping oil seal |
| CN201496549U (en) * | 2009-09-25 | 2010-06-02 | 邓伦胜 | Self-positioned double-split opened oil seal |
| CN102494142A (en) * | 2011-12-01 | 2012-06-13 | 邓伦胜 | Double-split combined oil seal |
| CN202441889U (en) * | 2012-03-02 | 2012-09-19 | 邓伦胜 | Self-positioning type split framework oil seal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574037A (en) * | 2013-12-04 | 2014-02-12 | 湖北新置密封件有限公司 | Outside mounted type two-lip framework oil seal |
| CN103574037B (en) * | 2013-12-04 | 2016-06-15 | 湖北新置密封件有限公司 | Fitted outside Double-lip framework oil sealing |
| CN108119651A (en) * | 2017-12-25 | 2018-06-05 | 陈旭明 | A kind of fitted outside combination oil seal |
| CN113606342A (en) * | 2021-07-30 | 2021-11-05 | 江门市鑫辉特种密封科技有限公司 | Axial and radial combined oil seal device |
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Application publication date: 20131127 |