CN101603596B - Shaft seal device - Google Patents
Shaft seal device Download PDFInfo
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- CN101603596B CN101603596B CN2008101111947A CN200810111194A CN101603596B CN 101603596 B CN101603596 B CN 101603596B CN 2008101111947 A CN2008101111947 A CN 2008101111947A CN 200810111194 A CN200810111194 A CN 200810111194A CN 101603596 B CN101603596 B CN 101603596B
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Abstract
The invention relates to a shaft seal device comprising a fixing seat, a shaft sleeve, a first friction ring group, a guide assembly and a second friction ring group. The shaft sleeve extends into the fixing seat in a penetrating way; the first friction ring group comprises a first rotating friction ring and a first fixed friction ring which are abutted with each other; the guide assembly comprises an abutting ring, a first positioning ring and a second positioning ring which are embedded into each other, wherein the abutting ring is provided with a plurality of through holes penetrated by a plurality of elastic assemblies; and the second friction ring group comprises a second rotating friction ring and a second fixed friction ring. Each elastic assembly props up the first positioning ring and the second positioning ring so that the first fixed friction ring and the second first fixed friction ring can be respectively attached to and connected with the first rotating friction ring and the second rotating friction ring in a friction compensation way, and better sealing and leakage stopping effect is further provided.
Description
Technical field
The present invention relates to a kind of gland seal device, particularly about a kind of gland seal device that can be applicable to the twin shaft seal structure.
Background technique
Existing technology is please with reference to shown in Fig. 1 and 2, and existing technology gland seal device, this gland seal device 7 roughly comprise an axle sleeve 71, a body 72, a fixed friction ring 73, a retaining ring 74 and a guiding element 75.This axle sleeve 71 is in order on the rotatingshaft 76 that is sheathed on a machinery, and this axle sleeve 71 includes a spin friction ring 711 and a limit collar 712; This body 72 is appropriate locations of being fixed in this machinery, and this body 72 has a room 721 and several fluid passages 722, and this room 721 can supply ccontaining this axle sleeve 71, this respectively 722 of this fluid passages connect to this room 721 by these body 72 outer surfaces; This fixed friction ring 73 also is arranged at the room 721 of this body 72, and with these spin friction ring 711 mutual butts; This retaining ring 74 is the rooms 721 that are fixed in this body 72, and a side surface of this retaining ring 74 is provided with several holes, Shen 741 and several guide grooves 742, and this each hole, Shen 741 can be installed with an elastic component 743 respectively; This guiding element 75 is to be sheathed on this axle sleeve 71 and between this fixed friction ring 73 and retaining ring 74, a side of this guiding element 75 is provided with several guide blocks 751, with the guide groove 742 that embeds this retaining ring 74.
This existing technology gland seal device 7 is the composition rotatingshafts 76 in order to seal this machinery through aforementioned each member, makes cooling liquid get into this room 721 via this fluid passage 722, and provides this rotatingshaft 76 to make lubrication.In addition; This existing technology gland seal device 7 more utilizes the guide block 751 mutual chimeric designs of guide groove 742 and this guiding element 75 of this retaining ring 74, and when making this guiding element 75 by elastic component 743 pushing tows, only this retaining ring 74 moves axially relatively; And can't rotate start; So that this guiding element 75 this fixed friction ring 73 of pushing tow smoothly is connected to this spin friction ring 711, makes to form amplexiforming of friction between this fixed friction ring 73 and this spin friction ring 711, and then preferable leakage-proof effect is provided.
Only aforementioned existing technology gland seal device 7 is to be " single shaft seal structure ", and it only comprises one group like members such as this spin friction ring 711, fixed friction ring 73 and retaining rings 74.Existing technology gland seal device 7 that should " single shaft seal structure " is compared to the gland seal device of general common on the market " twin shaft seal structure ", still has still problem such as deficiency comparatively of sealing.
Please with reference to shown in Figure 3, another existing technology gland seal device, this gland seal device 8 roughly comprise a fixing part 81, a shaft sleeve part 82 and a guide ring 83.This fixing part 81 is appropriate locations of being fixed in a machinery, and this fixing part 81 is provided with an axis hole 811, cooling liquid inlet 812 and one cooling liquid outlet 813, is provided with two friction members 814 in this axis hole 811; This shaft sleeve part 82 roughly comprises one and is connected supporter 824 before part 821, two butt rings 822, the assembling seat 823,, a back supporter 825 and a screw piece 826; So that be sheathed on the rotatingshaft 84 of this machinery, and then this rotatingshaft 84 1 sealing and leak-stopping effects are provided; This guide ring 83 is to supply this rotatingshaft 84 to wear, and provides this rotatingshaft 84 to make lubrication with cooling liquid inlet 812 and the cooling liquid outlet 813 that cooperates this fixing part 81.
This existing technology gland seal device 8 is to be " twin shaft seal structure ", and it comprises members such as two groups of these friction members 814, front and back supporter 824,825 and a butt ring 822.Only this existing technology " twin shaft seal structure " compared to existing technology " single shaft seal structure " though gland seal device 7 more reliable tightness can be provided.Yet; The gland seal device 7 that the gland seal device 8 of this existing technology " twin shaft seal structure " does not have like aforementioned this existing technology " single shaft seal structure " is the guide block 751 mutual chimeric designs that utilize guide groove 742 and this guiding element 75 of this retaining ring 74; Therefore; This two friction member 814 amplexiforms comparatively deficiency of effect with forward and backward supporter 824,825 frictional compensation each other, still has pending improvement.
Summary of the invention
For main purpose of the present invention provides a kind of gland seal device; It is to form a pair of shaft seal structure through associated components such as one first friction ring group, an arrangement for guiding and one second friction ring groups; And cooperate the mutual interlocking design each other of this arrangement for guiding and this first friction ring group and the second friction ring group, make the present invention have the effect of lift-off seal property and leakage-proof effect.
Another object of the present invention provides a kind of gland seal device; It is that room through a fixed base is provided with a guide plate; And a butt of this arrangement for guiding is equipped with the design of several guiding gutters; So that the more efficient room that a cooling liquid is directed into this fixed base carries out heat exchange, make the present invention have the effect that can promote lubrication effect.
A purpose more of the present invention provides a kind of gland seal device; It is that several through holes through this butt ring supply several elastic components to combine respectively; The two ends of this elastic component can be stretched through respectively to the both sides of this butt ring; So that this first friction ring group and the second friction ring group can be shared this elastic component, make the present invention have the effect that can reduce the complicated integral structure degree.
Another purpose of the present invention provides a kind of gland seal device; It is that outside circumference through an axle sleeve forms a delivery section; So that centrifugal force capable of using is done self-loopa and guided lubricated this first friction ring group of this cooling liquid and the second friction ring group during this axle sleeve rotation, make the present invention have and further to promote the lubricated effect that reaches cooling effect.
Gland seal device of the present invention is to comprise a fixed base, an axle sleeve, one first friction ring group, an arrangement for guiding and one second friction ring group.This axle sleeve is to be extended through fixed base, and this first friction ring group comprises the one first spin friction ring and the one first fixed friction ring of mutual butt; This arrangement for guiding comprises a chimeric butt ring, one first positioning ring and one second positioning ring each other; This butt is equipped with several through holes that supply several elastic components to wear, and this second friction ring group comprises the one second spin friction ring and the one second fixed friction ring of mutual butt.Through respectively this first positioning ring of this elastic component pushing tow and second positioning ring; So that this first fixed friction ring and the second fixed friction ring can form frictional compensation with this first spin friction ring and the second spin friction ring respectively and amplexiform, and then preferable sealing leakage-proof effect is provided.
Beneficial effect of the present invention is: gland seal device of the present invention is to constitute " twin shaft seal structure " through this first friction ring group, arrangement for guiding and the second friction ring group, and gland seal device can provide more reliable tightness compared to existing technology " single shaft seal structure " for harsh operating environment.In addition; The design that the present invention's this arrangement for guiding more capable of using and this first friction ring group and the second friction ring group are rabbeted each other; Make this first positioning ring and second positioning ring can distinguish this first fixed friction ring, second fixed friction annulate shaft of ejection more smoothly to moving; And amplexiform with this first spin friction ring and this second spin friction ring formation friction respectively, with the seal action of this first friction ring group of effective lifting and the second friction ring group, and then preferable leakage-proof effect is provided.Moreover; Via design through this butt ring; Respectively these elastic component two ends can stretch through respectively to the both sides of this butt ring with this first positioning ring of butt and second positioning ring respectively; So this butt ring also can supply this first positioning ring and second positioning ring to share this elastic component simultaneously, to reduce the structure complexity of gland seal device of the present invention.
Description of drawings
Fig. 1: the three-dimensional exploded view of the gland seal device of existing technology single shaft seal structure.
Fig. 2: the assembled sectional view of the gland seal device of existing technology single shaft seal structure.
Fig. 3: the assembled sectional view of the gland seal device of existing technology twin shaft seal structure.
Fig. 4: the three-dimensional exploded view of the gland seal device of preferred embodiment of the present invention.
Fig. 5: the assembled sectional view of the gland seal device of preferred embodiment of the present invention.
Fig. 6: the three-dimensional exploded view of the arrangement for guiding of the gland seal device of preferred embodiment of the present invention.
Fig. 7: the gland seal device of preferred embodiment of the present invention is along the assembled sectional view of the 7-7 line of Fig. 5.
[primary clustering symbol description]
(the present invention)
1 fixed base, 11 bodies, 111 rooms
112 locating slots, 113 cooling liquids, 114 cooling liquid outlets that enter the mouth
12 limited rings, 121 first defining flanges, 122 positioning holes
13 cappings, 131 axis holes, 132 collar portion
133 positioning holes, 134 second defining flanges, 14 guide plates
142 second plane of inclination, 141 first plane of inclination, 143 locating studs
2 axle sleeves, 21 end caps, 211 first transmission units
22 limit collars, 221 second transmission units, 222 screws
23 delivery section, 24 fixed holes, 25 bolts
3 first friction ring groups, 31 first spin friction rings, 311 transmission units
312 friction parts, 32 first fixed friction rings, 321 friction parts
322 abutting parts, 4 arrangement for guiding, 41 butt rings
411 through holes, 412 screws, 413 elastic components
414 bolts, 415 first scarfing slots, 416 second scarfing slots
417 guiding gutters, 42 first positioning rings, 421 first guide blocks
43 second positioning rings, 431 second guide blocks, 5 second friction ring groups
51 second spin friction rings, 511 transmission units, 512 friction parts
52 second fixed friction rings, 521 friction parts, 522 abutting parts
6 machinery, 61 rotatingshafts
(existing technology)
7 gland seal devices, 71 axle sleeves, 711 spin friction rings
712 limit collars, 72 bodies, 721 rooms
722 fluid passages, 73 fixed friction rings, 74 retaining rings
Hole, 741 Shen 742 guide grooves, 743 elastic components
75 guiding elements, 751 guide blocks, 76 rotatingshafts
8 gland seal devices, 81 transmission units, 811 axis holes
812 cooling liquids, 813 cooling liquid outlets, 814 friction members that enter the mouth
82 shaft sleeve part 821 are connected part 822 butt rings
Supporter 825 back supporters before the 823 assembling seats 824
826 screw pieces, 83 guide rings, 84 rotatingshafts
Embodiment
For above and other objects of the present invention, feature and advantage can more clearly be understood, hereinafter is lifted preferred embodiment of the present invention with the spy, and cooperates appended graphicly, elaborates as follows.
Please with reference to Fig. 4, shown in 5 and 6, the gland seal device of preferred embodiment of the present invention mainly is to comprise a fixed base 1, an axle sleeve 2, one first friction ring group 3, an arrangement for guiding 4 and one second friction ring group 5.This fixed base 1 is the appropriate location of being fixed in a machinery 6, and this machinery 6 includes a rotatingshaft 61; This axle sleeve 2 is to be extended through this fixed base 1 and to be fixed in this rotatingshaft 61, so that cooperate this rotatingshaft 61 rotation starts; This first friction ring group 3, arrangement for guiding 4 and the second friction ring group 5 are to be sheathed on this axle sleeve 2 in regular turn; So that utilizing this first friction ring group 3, arrangement for guiding 4 and the formed each other friction of the second friction ring group 5 amplexiforms and mutual chimeric guide function; Constitute one " twin shaft seal structure ", and then can preferable sealing leakage-proof effect be provided to this machinery 6.
The fixed base 1 of preferred embodiment of the present invention is to comprise a body 11, a limited ring 12, a capping 13 and a guide plate 14.This body 11 has a room 111 that axially runs through, and a side end face of this body 11 is provided with a locating slot 112; Again; The outer circumferential face of this body 11 is provided with cooling liquid inlet 113 and one cooling liquid outlet 114; This cooling liquid inlet 113 and cooling liquid outlet 114 are to be connected to this room 111 by outer circumferential face; To provide cooling liquid to flow into this room 111, flow out via cooling liquid outlet 114 again via this cooling liquid inlet 113.In addition; This limited ring 12 can be incorporated into the room 111 of this body 11; Wherein this limited ring 12 also can be integrated design with this body 11; And the interior lateral circle surface of this limited ring 12 is provided with one first defining flange 121, in order to limit the moving range of this second friction ring group 5, is provided with a positioning hole 122 in a side of this limited ring 12 in addition.
This capping 13 can be incorporated into the locating slot 112 of this body 11, and this capping 13 has an axis hole 131, and a side end face of this capping 13 protrudes outwardly at these axis hole 131 peripheries and form a collar portion 132, and contiguous this axis hole 131 of opposite side end face is provided with a positioning hole 133; Again, this capping 13 forms one second defining flange 134 at the interior lateral circle surface of this collar portion 132, in order to limit the moving range of this first friction ring group 3.This guide plate 14 is incorporated into the another side of this capping 13; It is a hemizonid that this guide plate 14 is preferably; These guide plate 14 2 opening ends form one first plane of inclination 141 and one second plane of inclination 142 respectively; And the two side faces of this guide plate 14 respectively is provided with a locating stud 143, and this two locating stud 143 is the positioning holes 122 in order to the positioning hole 133 that is incorporated into this capping 13 respectively and this limited ring 12, so that locate this guide plate 14.
One end of the axle sleeve 2 of preferred embodiment of the present invention is to form an end cap 21; Dismountable combination one limit collar 22 of the other end; This axle sleeve 2 is to form a delivery section 23 in the outside circumference of 22 of this end cap 21 and limit collars, so that can be in order to guide lubricated this first friction ring group 3 of this cooling liquid and the second friction ring group 5 during these axle sleeve 2 rotations.Each has one first transmission unit 211 and one second transmission unit 221 respectively the interior lateral circle surface of this end cap 21 and this limit collar 22; This first transmission unit 211 and second transmission unit 221 are all towards this delivery section 23, for combining this first friction ring group 3 and the second friction ring group 5.Again; The combination of this axle sleeve 2 and this limit collar 22; Its outside circumference that is preferably at this axle sleeve 2 is provided with several fixed holes 24; This limit collar 22 is provided with several screws 222 corresponding to this fixed hole 24, and this screw 222 reaches respectively this fixed hole 24 so that utilize several bolts 25 to be spirally connected respectively in regular turn, and then this limit collar 22 is fixed in this axle sleeve 2.
The first friction ring group 3 of preferred embodiment of the present invention is to comprise by wear-resistant material made one first spin friction ring 31 and one first fixed friction ring 32.One end of this first spin friction ring 31 forms a transmission unit 311, and the other end forms a friction part 312, and wherein this transmission unit 311 is to mutually combine in order to first transmission unit 211 with this axle sleeve 2; One end of this first fixed friction ring 32 forms a friction part 321, and the other end forms an abutting part 322, and wherein this friction part 321 amplexiforms with the friction part 312 formation frictional compensations of this first spin friction ring 31.
The arrangement for guiding 4 of preferred embodiment of the present invention is to comprise a butt ring 41, one first positioning ring 42 and one second positioning ring 43.This butt ring 41 is provided with several through holes that runs through two side faces 411, and is provided with several screws 412 in the outside circumference of this butt ring 41, and respectively this screw 412 is the inboard ring walls that are through to this butt ring; Wherein respectively this through hole 411 supplies elasticity assembly 413 to be installed with respectively, and respectively 412 of this screws can supply bolt 414 to be spirally connected.Again, the inboard ring wall of this butt ring 41 is respectively equipped with several first scarfing slots 415, several second scarfing slots 416 and two guiding gutters 417.Several first guide blocks 421 are extended in one side of this first positioning ring 42, and respectively this first guide block 421 is first scarfing slots 415 of mobilizable chimeric this butt ring 41.Several second guide blocks 431 are extended in one side of this second positioning ring 43, and respectively this second guide block 432 is second scarfing slots 416 of mobilizable chimeric this butt ring 41.
The second friction ring group 5 of preferred embodiment of the present invention is to comprise by wear-resistant material made one second spin friction ring 51 and one second fixed friction ring 52.One end of this first spin friction ring 51 forms a transmission unit 511, and the other end forms a friction part 512, and wherein this transmission unit 511 is to mutually combine in order to second transmission unit 221 with this limit collar 22; One end of this second fixed friction ring 52 forms a friction part 521, and the other end forms an abutting part 522, and wherein this friction part 521 can amplexiform with the friction part 512 formation frictional compensations of this second spin friction ring 51.
Please with reference to Fig. 4, shown in 5 and 7, the gland seal device of preferred embodiment of the present invention is when carrying out assembling operation, this axle sleeve 2 is the rotatingshafts 61 that are sheathed on this machinery 6, so that cooperate the 61 rotation starts of this rotatingshaft.The first spin friction ring 31 and the first fixed friction ring 32 of this first friction ring group 3 are sheathed on this axle sleeve 2 equally; Wherein the transmission unit 311 of this first spin friction ring 31 is first transmission units 211 that combine the end cap 21 of this axle sleeve 2, and 321 of the friction parts of this first fixed friction ring 32 amplexiform the friction part 312 of this first spin friction ring 31.
The capping 13 of this fixed base 1 is to be sheathed on this axle sleeve 2 through this axis hole 131 and collar portion 132; The second limit flange 134 through this capping 13 limits the shaft orientation moving range of this first fixed friction ring 32, and the locating stud 143 of this guide plate 14 is incorporated into the positioning hole 133 of this capping 13.First positioning ring 42, butt ring 41 and second positioning ring 43 of this arrangement for guiding 4 are to be sheathed on this axle sleeve 2; Wherein the screw 412 of this butt ring 41 can supply respectively that this bolt 414 is spirally connected, so that utilize this bolt 414 respectively this butt ring 41 to be fixed in lateral circle surfaces in the collar portion 132 of this capping 13; This first positioning ring 42 is the abutting part 322 mutual butts with this first fixed friction ring 32; First scarfing slot 415 and second scarfing slot 416 of 431 mobilizable chimeric these butt rings 41 of difference of second guide block of first guide block 421 of this first positioning ring 42 and second positioning ring 43; Further limiting this first positioning ring 42 and second positioning ring 43 only can move axially, and rotary moveable arbitrarily.In addition; Through hole 411 designs through this butt ring 41; It is incorporated into respectively that elastic component 413 two ends of this through hole 411 can stretch through respectively to both sides and this first positioning ring 42 of butt and second positioning ring 43 of this butt ring 41, an elastic buffer effect when utilizing that respectively this elastic component 413 provides this first positioning ring 42 and second positioning ring 43 to move axially jointly.In addition, this elastic component 413, first positioning ring 42 and second positioning ring 43 can be assembled in these body 11 inside through this capping 13 and constitute one, make this elastic component 413 when assembling and dismounting, not have the problem of dropping.
The body 11 of this fixed base 1 is sheathed on this axle sleeve 2, makes the delivery section 23 of this axle sleeve 2 can be positioned at the room 111 of this body 11.This limited ring 12 is the rooms 111 that are incorporated into this body 11; And the positioning hole 122 of this limited ring 12 can supply the locating stud 143 of this guide plate 14 to combine; 13 of this cappings are incorporated into the locating slot 112 of this body 1; As shown in Figure 7; In addition this guide plate 14 of mat is positioned at the room 111 of this body 11, and the tangent plane position of first plane of inclination 141 of this guide plate 14 and second plane of inclination 142 is respectively to cooling liquid inlet 113 and cooling liquid outlet 114 that should body 11, and two guiding gutters 417 of this butt ring 41 also can be respectively to first plane of inclination 141 that should guide plate 14 and the tangent plane position of second plane of inclination 142.In addition, be to cooperate a side that this fixed base 1 is fixed in this machinery 6, and the rotatingshaft 61 of this machinery 6 also is stretched through the room 111 of this body 11.
The second fixed friction ring 52 of this second friction ring group 5 and the second spin friction ring 51 are to be sheathed on this axle sleeve 2; Wherein the abutting part 522 of this second fixed friction ring 52 is and these second positioning ring, 43 mutual butts; 512 of the friction parts of this second spin friction ring 51 amplexiform the friction part 521 of this second fixed friction ring 52, and first defining flange 121 of this limited ring 12 also can limit the shaft orientation moving range of this second fixed friction ring 52.Again; This limit collar 22 is to utilize respectively this bolt 25 be spirally connected respectively this screw 222 and respectively this fixed hole 24; So that this limit collar 22 is fixed in the other end of this axle sleeve 2; And then can prevent that this fixed base 1, axle sleeve 2, the first friction ring group 3, arrangement for guiding 4 and the second friction ring group 5 from coming off from this rotatingshaft 61, and this axle sleeve 2 is interfixed with this rotatingshaft 61.
Please refer again to Fig. 4, shown in 5 and 7; The gland seal device of preferred embodiment of the present invention is when reality is used; It mainly is " the twin shaft seal structure " of this fixed base 1 of utilizing aforementioned assembling to accomplish, axle sleeve 2, the first friction ring group 3, arrangement for guiding 4 and the second friction ring group 5, in order to this machinery 6 one sealing leak-stopping effects to be provided.By this, the cooling liquid of the body 11 of this fixed base 1 inlet 113 and cooling liquid outlet 114 can external cooling-cycle devices (not illustrating), and provide a cooling liquid to get into the room 111 of these bodies 11 via this cooling liquid inlet 113 through this cooling-cycle device.As shown in Figure 7; First plane of inclination 141 and one second plane of inclination 142 that utilizes this guide plate 14 more respectively with the mutual contraposition design of two guiding gutters 417 of this butt ring 41; Can be more efficient this cooling liquid be imported the room 111 of this body 11; So that the heat energy that utilizes this cooling liquid this first friction ring group 3 of absorption and the 5 phase mutual friction of the second friction ring group to be produced; And be back to this cooling-cycle device through this cooling liquid outlet 114 these cooling liquids of guiding, so that a lubrication to be provided, and then guarantee that this machinery 6 can operate smoothly.
Again; Gland seal device of the present invention this butt ring 41 more capable of using is the rooms 111 that are fixed on this body 11; Again second guide block 431 of first guide block 421 through this first positioning ring 42 and this second positioning ring 43 respectively with first scarfing slot 415 and the 416 mutual chimeric designs of second scarfing slot of this butt ring 41; When making this first positioning ring 42 and second positioning ring 43 receive the pushing tow of this elastic component 413 respectively; Only this butt ring 41 moves axially relatively; And can't rotate start arbitrarily, make this this first spin friction ring 31 of first fixed friction ring, 32 butts of this first positioning ring 42 ejection smoothly, and also this this second spin friction ring 51 of second fixed friction ring, 52 butts of ejection smoothly of this second positioning ring 43.By this, this first fixed friction ring 32 and this first spin friction ring 31, and this second fixed friction ring 52 and this second spin friction ring 51 can form friction each other and amplexiform, and then preferable leakage-proof effect is provided.
As stated; Gland seal device 7 compared to existing technology shown in Fig. 1 and 2 " single shaft seal structure "; It only comprises one group like members such as this spin friction ring 711, fixed friction ring 73 and retaining rings 74, is only applicable to the more not harsh operating environments of situation such as non-volatility or toxicity; Gland seal device of the present invention is to constitute " twin shaft seal structure " through this first friction ring group 3, arrangement for guiding 4 and the second friction ring group 5, so gland seal device of the present invention can provide more reliable tightness compared to existing technology " single shaft seal structure " for harsh operating environment.In addition; Gland seal device 8 compared to existing technology as shown in Figure 3 " twin shaft seal structure "; The present invention's this arrangement for guiding 4 more capable of using and this first friction ring group 3 and second friction ring group 5 design of interlocking each other; Make this first positioning ring 42 and second positioning ring 43 can be more smoothly respectively these first fixed friction ring, 32 second fixed friction rings 52 of ejection move axially; And amplexiform with this first spin friction ring 31 and the 51 formation frictions of this second spin friction ring respectively, with the seal action of this first friction ring group 3 of effective lifting and the second friction ring group 5, and then preferable leakage-proof effect is provided.Moreover; Through hole 411 designs through this butt ring 41; Respectively these elastic component 413 two ends can stretch through respectively to the both sides of this butt ring 41 with this first positioning ring 42 of butt and second positioning ring 43 respectively; So this butt ring 41 also can supply this first positioning ring 42 and second positioning ring 43 to share this elastic component 413 simultaneously, to reduce the structure complexity of gland seal device of the present invention.
Only the above person is merely preferred embodiment of the present invention, when not limiting practical range of the present invention with this; So, allly change and modify according to claim of the present invention and the simple equivalent done of creation description, all should still belong in the scope that patent of the present invention contains.
Claims (7)
1. gland seal device is characterized in that comprising:
A fixed base, it has a body, and this body is provided with a room, and is provided with a cooling liquid inlet and cooling liquid outlet that is communicated to this room;
An axle sleeve, it is extended through the room of this fixed base, and an end of this axle sleeve is provided with an end cap, and the other end is provided with a limit collar, and this end cap and limit collar have one first transmission unit and one second transmission unit respectively;
One first friction ring group; It is sheathed on this axle sleeve; This first friction ring group comprises one first spin friction ring and one first fixed friction ring, and this first spin friction loops is should first transmission unit of axle sleeve, this this first spin friction ring of first fixed friction ring butt;
An arrangement for guiding; It is sheathed on this axle sleeve; This arrangement for guiding comprises a butt ring, first positioning ring and one second positioning ring, and this butt is equipped with several through holes, several first scarfing slots and several second scarfing slots, and respectively this through hole supplies several elastic components to wear respectively; This first positioning ring is provided with several first guide blocks; Mobilizable chimeric respectively this first scarfing slot of this first guide block respectively, this second positioning ring has several second guide blocks, respectively mobilizable chimeric respectively this second scarfing slot of this second guide block; And this first positioning ring and second positioning ring respectively with the mutual butt in two ends of this elastic component respectively, wherein also this first fixed friction ring of butt of this first positioning ring; And
One second friction ring group; It is sheathed on this axle sleeve; This second friction ring group comprises one second spin friction ring and one second fixed friction ring; This second spin friction loops is should second transmission unit of axle sleeve, this second fixed friction ring respectively with this second spin friction ring and the mutual butt of this second positioning ring; Wherein:
The room of the body of this fixed base is provided with a limited ring; The interior lateral circle surface of this limited ring forms one first defining flange; Form a locating slot in body one side end face of this fixed base in addition; This locating slot combines a capping, and this capping has an axis hole, and a side end face of this capping forms a collar portion outwardly at this axis hole periphery; The interior lateral circle surface of this collar portion forms one second defining flange, and this first defining flange and second defining flange limit the moving range of this first fixed friction ring and the second fixed friction ring.
2. gland seal device as claimed in claim 1; It is characterized in that: the room of this fixed base is provided with a guide plate; These guide plate two ends form one first plane of inclination and one second plane of inclination respectively; The inboard ring wall of the butt ring of this arrangement for guiding is respectively equipped with two guiding gutters, and two guiding gutters of the cooling liquid inlet of this fixed base and cooling liquid outlet and this butt ring are respectively to first plane of inclination that should guide plate and the tangent plane position of second plane of inclination.
3. according to claim 1 or claim 2 gland seal device, it is characterized in that: the outside circumference of this axle sleeve forms a delivery section, and this delivery site is in the room of the body of this fixed base.
4. gland seal device as claimed in claim 1; It is characterized in that: the outside circumference of this butt ring is provided with several screws; Respectively this screw is through to the inboard ring wall of this butt ring, and other is provided be spirally connected each screw of this butt ring of several bolts, with fixing this butt ring lateral circle surface in the collar portion of this capping.
5. gland seal device as claimed in claim 2 is characterized in that: this capping is provided with a positioning hole, and a side of this guide plate forms a locating stud, and this locating stud is incorporated into the positioning hole of this capping.
6. gland seal device as claimed in claim 2 is characterized in that: this limited ring is provided with a positioning hole, and the another side of this guide plate forms a locating stud, and this locating stud is incorporated into the positioning hole of this limited ring.
7. according to claim 1 or claim 2 gland seal device; It is characterized in that: the outside circumference of this axle sleeve forms several fixed holes; This limit collar correspondence is this fixed hole and be provided with several screws respectively; Other is provided with several bolts be spirally connected respectively each screw of this limit collar and each fixed hole of this axle sleeve, with the outside circumference of fixing this limit collar at this axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101111947A CN101603596B (en) | 2008-06-12 | 2008-06-12 | Shaft seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101111947A CN101603596B (en) | 2008-06-12 | 2008-06-12 | Shaft seal device |
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| Publication Number | Publication Date |
|---|---|
| CN101603596A CN101603596A (en) | 2009-12-16 |
| CN101603596B true CN101603596B (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101111947A Active CN101603596B (en) | 2008-06-12 | 2008-06-12 | Shaft seal device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192328A (en) * | 2010-03-12 | 2011-09-21 | 祥景精机股份有限公司 | Container-type shaft seal |
| JP2018189118A (en) * | 2017-04-28 | 2018-11-29 | 株式会社荏原製作所 | Shaft seal device cover |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3333856A (en) * | 1964-04-22 | 1967-08-01 | Continental Illinois Nat Bank | Labyrinth type face seal |
| US3484113A (en) * | 1967-02-08 | 1969-12-16 | Borg Warner | Mechanical seal with flushing arrangement |
| US3782739A (en) * | 1970-04-21 | 1974-01-01 | Huels Chemische Werke Ag | Method and apparatus for keeping free the agitator shaft seals from polymeride in polymerization vessels with bottom drive |
| US3877706A (en) * | 1973-10-23 | 1975-04-15 | Philadelphia Gear Corp | Mechanical seal assembly for glass-lined mixer tanks |
| US4361334A (en) * | 1980-11-20 | 1982-11-30 | The Pfaudler Co. Inc. | Compression sealed composite seal seat with cooling passages |
| CN2432391Y (en) * | 2000-06-13 | 2001-05-30 | 石油大学(华东) | Linear fluid dynamic channel upstream pumping machine seal |
| CN2483562Y (en) * | 2001-05-22 | 2002-03-27 | 祥景精机股份有限公司 | Rotary machinery shaft sealing device |
| CN2632404Y (en) * | 2003-06-25 | 2004-08-11 | 祥景精机股份有限公司 | Internal shaft seal device of rotary machniery |
| CN2921471Y (en) * | 2006-04-26 | 2007-07-11 | 祥景精机股份有限公司 | Shaft seal |
-
2008
- 2008-06-12 CN CN2008101111947A patent/CN101603596B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3333856A (en) * | 1964-04-22 | 1967-08-01 | Continental Illinois Nat Bank | Labyrinth type face seal |
| US3484113A (en) * | 1967-02-08 | 1969-12-16 | Borg Warner | Mechanical seal with flushing arrangement |
| US3782739A (en) * | 1970-04-21 | 1974-01-01 | Huels Chemische Werke Ag | Method and apparatus for keeping free the agitator shaft seals from polymeride in polymerization vessels with bottom drive |
| US3877706A (en) * | 1973-10-23 | 1975-04-15 | Philadelphia Gear Corp | Mechanical seal assembly for glass-lined mixer tanks |
| US4361334A (en) * | 1980-11-20 | 1982-11-30 | The Pfaudler Co. Inc. | Compression sealed composite seal seat with cooling passages |
| CN2432391Y (en) * | 2000-06-13 | 2001-05-30 | 石油大学(华东) | Linear fluid dynamic channel upstream pumping machine seal |
| CN2483562Y (en) * | 2001-05-22 | 2002-03-27 | 祥景精机股份有限公司 | Rotary machinery shaft sealing device |
| CN2632404Y (en) * | 2003-06-25 | 2004-08-11 | 祥景精机股份有限公司 | Internal shaft seal device of rotary machniery |
| CN2921471Y (en) * | 2006-04-26 | 2007-07-11 | 祥景精机股份有限公司 | Shaft seal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101603596A (en) | 2009-12-16 |
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