CN206129893U - Internal diameter double -lip seal circle and enclosing cover sealing washer composite construction - Google Patents

Internal diameter double -lip seal circle and enclosing cover sealing washer composite construction Download PDF

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Publication number
CN206129893U
CN206129893U CN201621001824.1U CN201621001824U CN206129893U CN 206129893 U CN206129893 U CN 206129893U CN 201621001824 U CN201621001824 U CN 201621001824U CN 206129893 U CN206129893 U CN 206129893U
Authority
CN
China
Prior art keywords
lip
sealing ring
skeleton
internal diameter
sealing washer
Prior art date
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
Application number
CN201621001824.1U
Other languages
Chinese (zh)
Inventor
吴守忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG XINCHANG JOHSON SEAL CO Ltd
Original Assignee
ZHEJIANG XINCHANG JOHSON SEAL CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZHEJIANG XINCHANG JOHSON SEAL CO Ltd filed Critical ZHEJIANG XINCHANG JOHSON SEAL CO Ltd
Priority to CN201621001824.1U priority Critical patent/CN206129893U/en
Application granted granted Critical
Publication of CN206129893U publication Critical patent/CN206129893U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an internal diameter double -lip seal circle and enclosing cover sealing washer composite construction, including internal diameter sealing washer and enclosing cover sealing washer, be equipped with first skeleton on the internal diameter sealing washer, first skeleton is ring shape, one side of first skeleton is inlayed and is equipped with first sealing washer, the internal diameter of first sealing washer is equipped with first hem lip, first hem lip cooperatees with the external diameter of bearing endotheca, the external diameter of first sealing washer is equipped with second hem lip, the terminal surface of first sealing washer is equipped with the side direction lip, one side in close contact with of the second skeleton of side direction lip and enclosing cover sealing washer, the opposite side of second skeleton inlays and is equipped with the second sealing washer, the external diameter of second sealing washer is equipped with third hem lip, third hem lip and bearing overcoat in close contact with, the internal diameter of second sealing washer is equipped with fourth hem lip, prevents external pollutant to get into the bearing, reduces the inside deterioration of bearing, prevents that the interior grease of bearing is excessive, has improved the life of bearing.

Description

A kind of internal diameter double-lip sealing ring and enclosing cover sealing ring composite construction
【Technical field】
This utility model is related to the technical field of bearing apparatus, particularly a kind of internal diameter double-lip sealing ring and enclosing cover sealing ring The technical field of composite construction.
【Background technology】
Bearing is that part that is fixed and reducing load coefficient of friction is played in mechanical transmission course, when other parts are on axle Each other produce relative motion when, for reducing power transmission process in coefficient of friction and holding shaft center fix machine Part.Existing bearing generally comprises outer ring, inner ring and the rolling element between inner ring and outer ring, and sealing is not good enough, is operating Cheng Zhong, the leakage of bearing portion in-lubricant and the dust of outside, moisture and foreign body invade Bearing inner, so as to cause bearing Abrasion, on the normal using impact is produced of bearing, dust cap plays and protects the bearing from corroding and pollute, and enables bearing good Work in good cleaning lubricant environment, it is the critical component that bearing runs well in adverse circumstances.The inside of bearing due to A large amount of grease lubrications are needed, if sealing effectiveness is bad, can produce that oils and fatss are excessive, affect the operating of bearing, reduce making for bearing A kind of internal diameter double-lip sealing ring and enclosing cover sealing ring composite construction are therefore proposed with the life-span.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of internal diameter double-lip sealing ring and enclosing cover Sealing ring composite construction, ensure that bearing seal effect, and easy for installation, and lateral lip closely connects with outside sealing ring framework Touch, flanging lip is used to prevent environmental contaminants from entering bearing, it is ensured that bearing seal is good, it is to avoid foreign body enters Bearing inner, Prevent oils and fatss in bearing excessive, reduce the abrasion of Bearing inner, improve the service life of bearing.
For achieving the above object, the utility model proposes a kind of internal diameter double-lip sealing ring and enclosing cover sealing ring composite junction Structure, including inner diameter seal circle and enclosing cover sealing ring, the inner diameter seal circle is provided with the first skeleton, and first skeleton is annulus Shape, the side of first skeleton is embedded with the first sealing ring, and the internal diameter of first sealing ring is provided with the first flanging lip, described First flanging lip is engaged with the external diameter of bearing inner sleeve, and the external diameter of first sealing ring is provided with the second flanging lip, and described first The end face of sealing ring is provided with lateral lip, and the lateral lip is in close contact with the side of the second skeleton of enclosing cover sealing ring, and described the The opposite side of two skeletons is embedded with the second sealing ring, and the external diameter of second sealing ring is provided with the 3rd flanging lip, the 3rd folding Side lip is in close contact with bearing outside, and the internal diameter of second sealing ring is provided with Fourth Fold lip.
Preferably, outer diameter length of the outer diameter length of the 3rd flanging lip more than the second flanging lip.
Preferably, interior electrical path length of the interior electrical path length of the first flanging lip less than Fourth Fold lip.
Preferably, the cross sectional shape of first skeleton is approximately cutting for L-shaped, first skeleton and the second skeleton Face shape is identical, and the flanging of first skeleton is located on external diameter, and the flanging of second skeleton is located on internal diameter.
The beneficial effects of the utility model:This utility model is engaged by inner diameter seal circle and enclosing cover sealing ring, laterally Lip is in close contact with the skeleton of enclosing cover sealing ring, and flanging lip is used to prevent environmental contaminants from entering bearing, it is ensured that bearing seal Well, it is to avoid foreign body enters Bearing inner, prevent oils and fatss in bearing excessive, reduce the abrasion of Bearing inner, improve bearing Service life.
Feature of the present utility model and advantage will combine accompanying drawing and be described in detail by embodiment.
【Description of the drawings】
Fig. 1 is the schematic cross-section of a kind of internal diameter double-lip sealing ring of this utility model and enclosing cover sealing ring composite construction;
Fig. 2 is cutting for the inner diameter seal circle of a kind of internal diameter double-lip sealing ring of this utility model and enclosing cover sealing ring composite construction Face schematic diagram;
Fig. 3 is cutting for the enclosing cover sealing ring of a kind of internal diameter double-lip sealing ring of this utility model and enclosing cover sealing ring composite construction Face schematic diagram.
In figure:1- inner diameter seal circles, the skeletons of 11- first, the sealing rings of 12- first, 121- the first flanging lips, 122- are lateral Lip, 123- the second flanging lips, 2- enclosing cover sealing rings, the skeletons of 21- second, the sealing rings of 22- second, the flanging lips of 221- the 3rd, 222- Fourth Fold lip.
【Specific embodiment】
Refering to Fig. 1 to Fig. 3, a kind of internal diameter double-lip sealing ring of this utility model and enclosing cover sealing ring composite construction, including it is interior Footpath sealing ring 1 and enclosing cover sealing ring 2, the inner diameter seal circle 1 is provided with the first skeleton 11, and first skeleton 11 is annulus Shape, the side of first skeleton 11 is embedded with the first sealing ring 12, and the internal diameter of first sealing ring 12 is provided with the first flanging Lip 121, the first flanging lip 121 is engaged with the external diameter of bearing inner sleeve, and the external diameter of first sealing ring 12 is provided with second Flanging lip 123, the end face of first sealing ring 12 is provided with lateral lip 122, and the of the lateral lip 122 and enclosing cover sealing ring 2 The side of two skeletons 21 is in close contact, and the opposite side of second skeleton 21 is embedded with the second sealing ring 22, second sealing The external diameter of circle 22 is provided with the 3rd flanging lip 221, and the 3rd flanging lip 221 is in close contact with bearing outside, second sealing The internal diameter of circle 22 is provided with Fourth Fold lip 222.The outer diameter length of the 3rd flanging lip 221 is outer more than the second flanging lip 123 Electrical path length.Interior electrical path length of the interior electrical path length of the first flanging lip 121 less than Fourth Fold lip 222.First skeleton 11 Cross sectional shape be approximately L-shaped, first skeleton 11 is identical with the cross sectional shape of the second skeleton 21, first skeleton 11 Flanging be located on external diameter, the flanging of second skeleton 21 is located on internal diameter.
Utility model works process:
A kind of internal diameter double-lip sealing ring of this utility model is with enclosing cover sealing ring composite construction in the course of the work:
1) internal diameter of inner diameter seal circle 1 is provided with the first flanging lip 121 and the major diameter fit of bearing inner sleeve, prevents bearing grease Overflow from overcoat.Lateral lip 122 is in close contact with the second skeleton 21 of enclosing cover sealing ring 2, and flanging lip is used to prevent outside contamination Thing enters bearing, it is ensured that bearing is intact, while preventing oils and fatss in bearing excessive.
2) enclosing cover sealing ring 2 coordinates with bearing inner sleeve, and the 3rd flanging lip 221 and the bearing outside of external diameter are in close contact, and prevent Only outside pollutant enter bearing, prevent Bearing inner oils and fatss excessive again.
Above-described embodiment be to explanation of the present utility model, be not to restriction of the present utility model, it is any new to this practicality Scheme after type simple transformation belongs to protection domain of the present utility model.

Claims (4)

1. a kind of internal diameter double-lip sealing ring and enclosing cover sealing ring composite construction, it is characterised in that:Including inner diameter seal circle (1) and outward Cover seal circle (2), the inner diameter seal circle (1) is provided with the first skeleton (11), and first skeleton (11) is annular, described The side of the first skeleton (11) is embedded with the first sealing ring (12), and the internal diameter of first sealing ring (12) is provided with the first flanging lip (121), the first flanging lip (121) is engaged with the external diameter of bearing inner sleeve, and the external diameter of first sealing ring (12) is provided with Second flanging lip (123), the end face of first sealing ring (12) is provided with lateral lip (122), the lateral lip (122) and enclosing cover The side of second skeleton (21) of sealing ring (2) is in close contact, and the opposite side of second skeleton (21) is embedded with the second sealing Circle (22), the external diameter of second sealing ring (22) is provided with the 3rd flanging lip (221), the 3rd flanging lip (221) and bearing Overcoat is in close contact, and the internal diameter of second sealing ring (22) is provided with Fourth Fold lip (222).
2. a kind of internal diameter double-lip sealing ring as claimed in claim 1 and enclosing cover sealing ring composite construction, it is characterised in that:It is described Outer diameter length of the outer diameter length of the 3rd flanging lip (221) more than the second flanging lip (123).
3. a kind of internal diameter double-lip sealing ring as claimed in claim 1 and enclosing cover sealing ring composite construction, it is characterised in that:It is described Interior electrical path length of the interior electrical path length of the first flanging lip (121) less than Fourth Fold lip (222).
4. a kind of internal diameter double-lip sealing ring as claimed in claim 1 and enclosing cover sealing ring composite construction, it is characterised in that:It is described The cross sectional shape of the first skeleton (11) is approximately L-shaped, the cross sectional shape phase of first skeleton (11) and the second skeleton (21) Together, the flanging of first skeleton (11) is located on external diameter, and the flanging of second skeleton (21) is located on internal diameter.
CN201621001824.1U 2016-08-31 2016-08-31 Internal diameter double -lip seal circle and enclosing cover sealing washer composite construction Expired - Fee Related CN206129893U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621001824.1U CN206129893U (en) 2016-08-31 2016-08-31 Internal diameter double -lip seal circle and enclosing cover sealing washer composite construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621001824.1U CN206129893U (en) 2016-08-31 2016-08-31 Internal diameter double -lip seal circle and enclosing cover sealing washer composite construction

Publications (1)

Publication Number Publication Date
CN206129893U true CN206129893U (en) 2017-04-26

Family

ID=58566298

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621001824.1U Expired - Fee Related CN206129893U (en) 2016-08-31 2016-08-31 Internal diameter double -lip seal circle and enclosing cover sealing washer composite construction

Country Status (1)

Country Link
CN (1) CN206129893U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109210087A (en) * 2017-07-07 2019-01-15 斯凯孚公司 Sealing device for rolling bearing
CN110030278A (en) * 2019-04-25 2019-07-19 浙江丰安精密机械有限公司 A kind of double-layer seal rings deep groove ball bearing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109210087A (en) * 2017-07-07 2019-01-15 斯凯孚公司 Sealing device for rolling bearing
CN109210087B (en) * 2017-07-07 2022-01-04 斯凯孚公司 Sealing device for a rolling bearing
CN110030278A (en) * 2019-04-25 2019-07-19 浙江丰安精密机械有限公司 A kind of double-layer seal rings deep groove ball bearing

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170426

Termination date: 20190831