CN106537004A - Sealing device - Google Patents
Sealing device Download PDFInfo
- Publication number
- CN106537004A CN106537004A CN201580038217.4A CN201580038217A CN106537004A CN 106537004 A CN106537004 A CN 106537004A CN 201580038217 A CN201580038217 A CN 201580038217A CN 106537004 A CN106537004 A CN 106537004A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- shell
- fixed
- sealing device
- axle
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Gasket Seals (AREA)
- Sealing Devices (AREA)
Abstract
Provided is an easily mountable sealing device. A sealing device (100) seals the annular gap between a relatively rotating shaft (300) and a housing (200). The sealing device (100) is characterized by comprising a sleeve (110) affixed to the shaft (300); a case (130) affixed to the housing (200); an end surface seal (140) affixed to the sleeve (110) and having a lip section (141) slidable relative to an end surface of the case (130); and a set plate (150) for temporarily affixing the sleeve (110) and the case (130) and removed after the case (130) is affixed to the housing (200) and the sleeve (110) is affixed to the shaft (300).
Description
Technical field
The present invention relates to a kind of sealing device for possessing end face seal.
Background technology
In the past, it is known that a kind of in order to seal the annular gap between the axle and axle housing that rotate against, used end face seal
Technology.Known one kind fixes sleeve for example on axle, the fixing shell on axle housing are fixed with relative to described on sleeve
The technology (with reference to patent document 1) of the end face seal of the end face of shell lip slidably.In the past, for this technology,
On axle after fixes sleeve, sleeve is fixed in the state of row positioning is sealed into end face, afterwards, shell is installed on
Axle housing.So, it is necessary to sleeve, end face seal and shell are fixed on device successively that possess axle and axle housing, and make installation operation
Lose time.
Prior art literature
Patent document
Patent document 1:Japanese Unexamined Patent Publication 2014-74430 publications
The content of the invention
The problem to be solved in the present invention
It is an object of the invention to provide a kind of sealing device that can easily carry out installation operation.
Means for solving the problems
The present invention employs following means to solve the above problems.
That is, sealing device of the invention is for sealing the annular gap between the axle and axle housing that rotate against, the sealing
Device is characterised by possessing：
Sleeve, which is fixed on the axle；
Shell, which is fixed on the axle housing；
End face seal, which is fixed on the sleeve, and the lip with the end face relative to the shell slidably；
And
Installing plate, which is fixed temporarily to the sleeve and shell, the shell is being fixed on the axle housing and is being incited somebody to action
After the sleeve is fixed on the axle, it is disassembled.
It should be noted that shell is fixed on axle housing and sleeve is fixed on the order of axle and can overturn.
According to the present invention, in the state of sleeve is fixed in end face seal, sleeve and shell are faced using installing plate
When fix, it is possible thereby to be fixed in the state of positioning to sleeve, end face seal and shell.Thus, it is possible to will tool
The sealing device of the standby sleeve, end face seal and shell is processed as 1 part.Also, shell is being fixed on into axle
Shell, after sleeve is fixed on axle, as long as installing plate is dismantled, therefore can easily carry out the installation operation of sealing device.
It is preferred that the shell possesses：
Cylindrical portion；And
Inward flange portion, which extends from the end of the sealed object opposition side of the cylindrical portion to radially inner side,
The lip of the end face seal relative to the sealed object side in the inward flange portion end face slidably.
Thus, in the state of end face seal is housed in inside the shell, can be to sealing between end face seal and shell.
It is preferred that the shell possesses：
Annulus, which extends from the inward flange portion to sealed object opposition side；And
Endless groove, which is arranged on the periphery surface side of the annulus,
In the periphery surface side of the sleeve, the cyclic lug prominent to radial outside is set, and
The installing plate possesses：
First connecting portion, which is engaged with the endless groove；And
Second connecting portion, which is clamped between the annulus and cyclic lug,
Engage with the endless groove in first connecting portion, and second connecting portion and the annulus and cyclic lug is double
In the state of Fang Mihe, the installing plate is fixed on into the sleeve, it is fixed that thus in the axial direction the shell and sleeve are carried out
Position.
Additionally, it is preferred that in the state of the installing plate is diametrically abutted with the annulus, the installing plate is solid
Due to the sleeve, and the installing plate is fixed in circumferential multiple positions, and thus diametrically the shell and sleeve are entered
Row positioning.
Invention effect
As described above, according to the present invention it is possible to easily carrying out the installation operation of sealing device.
Description of the drawings
Fig. 1 is the top view of the sealing device of the embodiment of the present invention.
Fig. 2 is the stereogram of the installing plate of the embodiment of the present invention.
Fig. 3 is the schematic sectional view of the state of the sealing device installation process for representing the embodiment of the present invention.
Fig. 4 is the schematic sectional view of the sealing device use state for representing the embodiment of the present invention.
Specific embodiment
Hereinafter, referring to the drawings, based on embodiment, illustratively describe in detail for implementing embodiments of the present invention.But,
Size, material, shape, its relative configuration for the structural detail recorded in this embodiment etc., unless there are especially specific
The record of property, otherwise the scope of the present invention are not only limited to this.
(embodiment)
With reference to Fig. 1～Fig. 4, the sealing device of the embodiment of the present invention is illustrated.
Structure ＞ of ＜ sealing devices
Especially, with reference to Fig. 1～Fig. 3, the structure of the sealing device of the present embodiment is illustrated.Fig. 1 is enforcement of the present invention
The top view of the sealing device of example.Fig. 2 is the stereogram of the installing plate of the embodiment of the present invention.Fig. 3 is to represent the embodiment of the present invention
Sealing device installation process state schematic sectional view.It should be noted that the sealing device in Fig. 3 is the AA in Fig. 1
Sectional view.
The sealing device 100 of the present embodiment plays the annular gap between the axle 300 that rotates against of sealing and axle housing 200
Effect.Also, sealing device 100 possesses：The metal sleeve 110 for being fixed on axle 300 is, the metal system for being fixed on axle housing 200
Shell 130 and be fixed on the end face seal 140 of the elasticity system such as rubber of sleeve 110.
The periphery surface side of sleeve 110 is provided with the metal sleeve as cyclic lug prominent to radial outside
Ring 120.Through hole 111,121 is provided with the sleeve 110 and liner ring 120, cloudy spiral shell is respectively formed with inner circumferential surface
Line.By Positioning screw 181 is screwed into the through hole 111,121, liner ring 120 is made to be fixed on sleeve 110.Furthermore it is possible to
By Positioning screw 181, sleeve 110 is fixed on into axle 300 together with liner ring 120.By removing the Positioning screw 181, can
So that liner ring 120 is removed from sleeve 110, and sleeve 110 can also be removed from axle 300.In addition, in sleeve 110
All surface sides are formed with endless groove 112, and in the endless groove 112 are provided with sealing ring 161.Thus, axle 300 and sleeve 110
Between annular gap sealed.
Shell 130 is integrally provided with cylindrical portion 131, export-oriented flange part 132, inward flange portion 133 and from inward flange portion
The annulus 134 that 133 to sealed object side (H) opposition side (L) extends.Export-oriented flange part 132 is configured to, from cylindrical portion 131
Sealed object side (H) end to radial outside extend.In the export-oriented flange part 132 and the sealed object side (H) of axle housing 200
Pad 162 is installed between opposition side (L) end face.Thus, the gap between axle housing 200 and shell 130 is sealed.In addition,
Export-oriented flange part 132 be provided with it is multiple insert for 183 axle portion of bolt that sealing device 100 is fixed on axle housing 200 pass through
Through hole 132a (has four) in the example of diagram.
Inward flange portion 133 is configured to, and the end from the opposition side (L) of the sealed object side (H) of cylindrical portion 131 is to radially
Inner side extends.Gap is formed between the inner peripheral end thereof and sleeve 110 in the inward flange portion 133, not affect and sleeve 110
The rotation of the axle 300 for rotating together with.Also, opposition side from the inner peripheral end thereof from inward flange portion 133 to sealed object side (H)
(L) the periphery surface side of the annulus 134 for extending is provided with endless groove 135.It should be noted that large-scale plant, shell 130 compared with
In the case of big, can also be split to form by circumferentially using following such ring-shaped shell, the ring-shaped shell
Part is fixed using bolt, taper pin etc. each other, thus by obtained from the link of multiple parts.So, it is readily susceptible to safeguard.
The outer peripheral face of sleeve 110 is fixed in the state of positioning to end face seal 140 in the axial direction.Need
Bright, " axial direction " is the direction of the center line of spindle 300.It is same as below.In addition, end face seal 140 possesses relative to shell
Sealed object side (H) end face in 130 inward flange portion 133 lip 141 slidably.Thus, receive in end face seal 140 and fill
In the state of shell 130 is interior, can be to sealing between end face seal 140 and shell 130.In addition, end face seal 140 sets
Load receiving part 142 is equipped with, it is high even if from the pressure of the sealed object fluid of sealed object side (H), can also keep end face seal 140
Posture.It should be noted that when Fluid pressure is high, being connected to the sealed object in inward flange portion 133 by load receiving part 142
Side (H) end face, can keep the posture of end face seal 140.In addition, be provided with the periphery surface side of end face seal 140 for
Improve garter spring 170 of the end face seal 140 to the fastening force of sleeve 110.
Also, the resinous installing plate 150 such as ABS in the present embodiment, is provided with, sleeve 110, end face can be will be provided with
The sealing device 100 of sealing 140 and shell 130 is processed as 1 part.Due in order to enter to sleeve 110 and shell 130
The interim fixation of row and the installing plate 150 is set, therefore shell 130 is fixed on axle housing 200, sleeve 110 be fixed on axle 300 it
Afterwards, dismantled.
As shown in Fig. 2 the installing plate 150 is that first connecting portion 151, the second projection are formed on the part of substantially planar
Portion 152 and through hole 153 are formed.Also, first connecting portion 151 for shell 130 on be arranged on the outer peripheral face of annulus 134
The endless groove 135 of side engages.Second connecting portion 152 is for when installing plate 150 is fixed on sleeve 110, being clamped in shell
Between annulus 134 and liner ring 120 on 130.Also, by bolt 182 is passed through through hole 153 and liner ring is screwed into
The through hole 122 arranged on 120, thus makes installing plate 150 fix with sleeve 110.It should be noted that in through hole 122
Inner peripheral surface is formed with negative thread.
Engage with endless groove 135 in first connecting portion 151, and second connecting portion 152 and annulus 134 and liner ring 120
Both sides it is closely sealed in the state of, installing plate as constructed as above 150 is fixed with sleeve 110 using bolt 182.Thus, in axial direction
On shell 130 and sleeve 110 are positioned in the state of, the shell 130 is fixed with sleeve 110.
In addition, in the state of installing plate 150 is diametrically abutted with the annulus 134 of shell 130, by installing plate 150
Fix with sleeve 110.It should be noted that in order that installing plate 150 is diametrically abutted with annulus 134, as long as will install
The first connecting portion 151 of plate 150 is connected to the bottom land of endless groove 135.Or will can also be not provided with annulus 134
The part of endless groove 135 is connected to the part between the first connecting portion 151 on installing plate 150 and second connecting portion 152.So
Afterwards, installing plate 150 is fixed in circumferential multiple positions (the present embodiment is four positions), with diametrically to shell 130
In the state of being positioned with sleeve 110, the shell 130 is fixed with sleeve 110.
Such as above structure, the sealing device 100 of sleeve 110, end face seal 140 and shell 130 can be will be provided with as 1
Part is processed.Also, to position to the sleeve 110, end face seal 140 and shell 130 axially and radially going up
In the state of be fixed.
The installation method ＞ of ＜ sealing devices
Specifically referring to Fig. 3 and Fig. 4, the method that the device to possessing axle 300 and axle housing 200 installs sealing device 100 is illustrated.
As set forth above, it is possible to will be provided with the sealing device 100 of sleeve 110, end face seal 140 and shell 130 as 1 part at
Reason.First, the sealing device 100 is fixed on into axle housing 200 using multiple (the present embodiment is four) bolts 183.Need explanation
, in the state of the through hole 132a arranged on the export-oriented flange part 132 of the axle portion insertion shell 130 by bolt 183, will
Bolt 183 is fixed with axle housing 200, and thus sealing device 100 is fixed in axle housing 200.Now, in export-oriented flange part 132 and axle
Fixing seal device 100 in the state of pad 162 is installed between the end face of shell 200.Then, by being screwed into Positioning screw 181,
Sleeve 110 is fixed on into axle 300.It should be noted that shell 130 being fixed on axle housing 200 and sleeve 110 being fixed on axle
300 order can be overturned.Fig. 3 represents that shell 130 is fixed with axle housing 200, the state that sleeve 110 is fixed with axle 300.
Thus, shell 130 is fixed with axle housing 200, and after sleeve 110 is fixed with axle 300, by demounting bolt
182 and installing plate 150 is dismantled.Fig. 4 represents the state after removing and installing plate 150.By installing plate 150 is all dismantled, make
Sleeve 110 is not restricted in shell 130.But, as sleeve 110 is fixed on axle 300, shell 130 is fixed on axle housing 200, because
This can maintain the position relationship of sleeve 110 and shell 130 in the axial direction.Also, for example when axle 300 is relative to static axle housing
During 200 rotation, the 130 energy remains stationary state of shell of axle housing 200, and sleeve 110 and end face seal 140 and axle 300 are fixed on
Together rotated.Further, since maintaining the position relationship of sleeve 110 and shell 130 in the axial direction, therefore stably can maintain
The lip 141 of end face seal 140 and the sliding mode in inward flange portion 133.Therefore, it can suppress sealed object fluid from sealing
Subject side (H) leaks to its opposition side (L).
Advantage ＞ of ＜ the present embodiment sealing devices
According to the sealing device 100 of the present embodiment, in the state of sleeve 110 is fixed in end face seal 140, using installation
Plate 150 is fixed temporarily to sleeve 110 and shell 130, it is possible thereby to sleeve 110, end face seal 140 and shell 130
It is fixed in the state of being positioned.Thus, it is possible to will be provided with the close of the sleeve 110, end face seal 140 and shell 130
Seal apparatus 100 are processed as 1 part.Also, shell 130 is being fixed on into axle housing 200, sleeve 110 is fixed on axle 300
Afterwards, as long as installing plate 150 is dismantled, therefore the installation operation of sealing device 100 can easily be carried out.
(other)
In the above-described embodiments, in order to easily change end face seal 140, and it is shown as the liner ring of cyclic lug
The situation of 120 structures that can be dismounted freely relative to sleeve 110.However, adopting the method different from said method as end
In the case of the replacing options of face sealing 140 etc., there is also the situation for not needing liner ring 120 to dismount relative to sleeve 110.
In this case, the cyclic lug and sleeve 110 that can will be equivalent to liner ring 120 is arranged in one.
Description of reference numerals
100 sealing devices
110 sleeves
111 through holes
112 endless grooves
120 liner rings
121st, 122 through hole
130 shells
131 cylindrical portions
132 export-oriented flange parts
132a through holes
133 inward flange portions
134 annulus
135 endless grooves
140 end face seals
141 lips
142 load receiving parts
150 installing plates
151 first connecting portions
152 second connecting portions
153 through holes
161 sealing rings
162 pads
170 garter springs
181 Positioning screws
182nd, 183 bolt
200 axle housings
300 axles
Claims (4)
1. a kind of sealing device, which is used to sealing the annular gap between the axle and axle housing for rotating against, the sealing device
It is characterised by possessing：
Sleeve, which is fixed on the axle；
Shell, which is fixed on the axle housing；
End face seal, which is fixed on the sleeve, and the lip with the end face relative to the shell slidably；And
Installing plate, which is fixed temporarily to the sleeve and shell, and the shell is being fixed on the axle housing and will be described
After sleeve is fixed on the axle, it is disassembled.
2. sealing device according to claim 1, it is characterised in that
The shell possesses：
Cylindrical portion；And
Inward flange portion, which extends from the end of the sealed object opposition side of the cylindrical portion to radially inner side,
The lip of the end face seal relative to the sealed object side in the inward flange portion end face slidably.
3. sealing device according to claim 2, it is characterised in that
The shell possesses：
Annulus, which extends from the inward flange portion to sealed object opposition side；And
Endless groove, which is arranged on the periphery surface side of the annulus,
In the periphery surface side of the sleeve, the cyclic lug prominent to radial outside is set, and
The installing plate possesses：
First connecting portion, which is engaged with the endless groove；And
Second connecting portion, which is clamped between the annulus and cyclic lug,
Engage with the endless groove in first connecting portion, and second connecting portion is close with the both sides of the annulus and cyclic lug
In the state of conjunction, the installing plate is fixed on into the sleeve, thus in the axial direction the shell and sleeve are positioned.
4. sealing device according to claim 3, it is characterised in that
In the state of the installing plate is diametrically abutted with the annulus, the installing plate is fixed on into the sleeve,
And the installing plate is fixed in circumferential multiple positions, and thus diametrically the shell and sleeve are positioned.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014162331 | 2014-08-08 | ||
| JP2014-162331 | 2014-08-08 | ||
| PCT/JP2015/071231 WO2016021433A1 (en) | 2014-08-08 | 2015-07-27 | Sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106537004A true CN106537004A (en) | 2017-03-22 |
| CN106537004B CN106537004B (en) | 2018-08-14 |
Family
ID=55263704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580038217.4A Active CN106537004B (en) | 2014-08-08 | 2015-07-27 | Sealing device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6483132B2 (en) |
| KR (1) | KR101889235B1 (en) |
| CN (1) | CN106537004B (en) |
| WO (1) | WO2016021433A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7062849B2 (en) * | 2018-05-24 | 2022-05-09 | イーグルブルグマンジャパン株式会社 | Sealing device |
| JP2021076141A (en) * | 2019-11-06 | 2021-05-20 | イーグルブルグマンジャパン株式会社 | Seal device |
| JP7440034B2 (en) | 2020-02-21 | 2024-02-28 | フロイント産業株式会社 | Seal structure of dry granulator and dry granulator |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1409034A (en) * | 2001-08-31 | 2003-04-09 | 伊格尔工业股份有限公司 | Mechanical seal device |
| JP3600766B2 (en) * | 1999-11-09 | 2004-12-15 | イーグル工業株式会社 | mechanical seal |
| CN1662761A (en) * | 2002-06-22 | 2005-08-31 | Aes工程有限公司 | Gland plate |
| JP4625400B2 (en) * | 2005-11-04 | 2011-02-02 | イーグル工業株式会社 | Mechanical seal device |
| JP2011058515A (en) * | 2009-09-07 | 2011-03-24 | Eagle Industry Co Ltd | Mechanical seal device and fixing method of rotary ring |
| WO2012169290A1 (en) * | 2011-06-06 | 2012-12-13 | イーグル工業株式会社 | Shaft seal device |
| JP5415980B2 (en) * | 2010-02-08 | 2014-02-12 | イーグル工業株式会社 | Mechanical seal device |
| WO2014030423A1 (en) * | 2012-08-22 | 2014-02-27 | イーグル工業株式会社 | Double mechanical seal device |
| JP2014059039A (en) * | 2012-09-19 | 2014-04-03 | Eagle Industry Co Ltd | Mechanical seal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004108228A (en) * | 2002-09-18 | 2004-04-08 | Aktio Corp | Shaft seal device for slurry carrying pump |
| US9644746B2 (en) * | 2012-09-11 | 2017-05-09 | Eagle Industry Co., Ltd. | Mechanical seal |
| JP2014074430A (en) * | 2012-10-03 | 2014-04-24 | Taisei Denki Kogyosho Co Ltd | Method for replacing seal ring of submerged bearing for flocculator and equipment used for this method |
-
2015
- 2015-07-27 WO PCT/JP2015/071231 patent/WO2016021433A1/en active Application Filing
- 2015-07-27 CN CN201580038217.4A patent/CN106537004B/en active Active
- 2015-07-27 JP JP2016540158A patent/JP6483132B2/en active Active
- 2015-07-27 KR KR1020177001055A patent/KR101889235B1/en active IP Right Grant
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3600766B2 (en) * | 1999-11-09 | 2004-12-15 | イーグル工業株式会社 | mechanical seal |
| CN1409034A (en) * | 2001-08-31 | 2003-04-09 | 伊格尔工业股份有限公司 | Mechanical seal device |
| CN1662761A (en) * | 2002-06-22 | 2005-08-31 | Aes工程有限公司 | Gland plate |
| JP4625400B2 (en) * | 2005-11-04 | 2011-02-02 | イーグル工業株式会社 | Mechanical seal device |
| JP2011058515A (en) * | 2009-09-07 | 2011-03-24 | Eagle Industry Co Ltd | Mechanical seal device and fixing method of rotary ring |
| JP5415980B2 (en) * | 2010-02-08 | 2014-02-12 | イーグル工業株式会社 | Mechanical seal device |
| WO2012169290A1 (en) * | 2011-06-06 | 2012-12-13 | イーグル工業株式会社 | Shaft seal device |
| JP2012251641A (en) * | 2011-06-06 | 2012-12-20 | Eagle Industry Co Ltd | Shaft seal device |
| WO2014030423A1 (en) * | 2012-08-22 | 2014-02-27 | イーグル工業株式会社 | Double mechanical seal device |
| JP2014059039A (en) * | 2012-09-19 | 2014-04-03 | Eagle Industry Co Ltd | Mechanical seal |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2016021433A1 (en) | 2017-05-25 |
| KR101889235B1 (en) | 2018-08-16 |
| CN106537004B (en) | 2018-08-14 |
| KR20170018431A (en) | 2017-02-17 |
| JP6483132B2 (en) | 2019-03-13 |
| WO2016021433A1 (en) | 2016-02-11 |
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