CN110469675A - A kind of side-feeding mixer mechanical seal - Google Patents
A kind of side-feeding mixer mechanical seal Download PDFInfo
- Publication number
- CN110469675A CN110469675A CN201910889341.1A CN201910889341A CN110469675A CN 110469675 A CN110469675 A CN 110469675A CN 201910889341 A CN201910889341 A CN 201910889341A CN 110469675 A CN110469675 A CN 110469675A
- Authority
- CN
- China
- Prior art keywords
- auxiliary
- ring
- seal seat
- shaft
- main
- 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
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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
- F16J15/3268—Mounting of sealing 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
Abstract
The invention discloses a kind of side-feeding mixer mechanical seals, belong to technical field of mechanical, including shaft and mounting rack, it further include fixed frame, main mechanical sealing and auxiliary mechanical seal, it is bolted to connection between the fixed frame and mounting rack and fixed frame is in hollow structure, the main mechanical sealing and auxiliary mechanical seal are installed between fixed frame and shaft, the main mechanical sealing includes connection component, collar bush, main sealing assembly and exterior seal assembly, the connection component is fixedly connected with shaft, the collar bush is set on connection component, the primary seal seat being firmly connected with it is provided on the collar bush, the main sealing assembly and exterior seal assembly are arranged at the middle part of primary seal seat, one end of the primary seal seat and fixed frame is bolted to connection.The present invention can either improve sealing effect by double-layer seal, also be able to extend the regular length of shaft, reduce polarization when shaft work and abrasion, extend service life of the invention.
Description
Technical field
The present invention relates to technical field of mechanical, more particularly, to a kind of side-feeding mixer mechanical seal.
Background technique
Mechanical seal belongs to one of accurate, more complicated Mechanical Fundamentals element of structure, is various pump classes, reaction synthesis
The critical component of the equipment such as kettle, turbocompressor, submersible motor.Side-feeding mixer is that agitating device is mounted on equipment barrel
Side wall on blender.Corresponding blender is selected according to the physical performance of different medium, capacity, stirring purpose.Therefore,
It is also required to be sealed the gap between agitating shaft and blender using mechanical seal on the agitating shaft of side-feeding mixer.
But existing side-feeding mixer is with mechanical seal that there is also shortcomings below when in use;First, it is existing
There is mechanical seal inconvenient maintenance, needs entirely to dismantle agitating shaft and blender in disassembly, then mechanical seal is disassembled
It repairs, dismounting step is relatively complicated, takes time and effort.Second, for agitating shaft in rotation, end drives agitating paddle rotation
When, the vibration of off-axis can occur for the end that will lead to agitating shaft, to increase between agitating shaft and mechanical seal
Abrasion, this can reduce the service life of mechanical seal.Third, at work, agitating shaft is once sent out for mechanical seal in the prior art
Raw axial movement, will bring great damage, it is incomplete that existing machinery seals its function to mechanical seal.
Summary of the invention
The purpose of the present invention is to provide a kind of side-feeding mixer mechanical seals, mechanical close in the prior art to solve
The technical issues of envelope disassembly is inconvenient and can not reduce the polarization problem of agitating shaft.
The present invention provides a kind of side-feeding mixer mechanical seal, including shaft and mounting rack, including fixed frame, host
Tool sealing and auxiliary mechanical seal, are bolted to connection between the fixed frame and mounting rack and fixed frame is in hollow knot
Structure, the main mechanical sealing and auxiliary mechanical seal are installed between fixed frame and shaft, and the main mechanical sealing includes connecting
Connected components, collar bush, main sealing assembly and exterior seal assembly, the connection component are fixedly connected with shaft, the collar bush set
It is located on connection component, is provided with the primary seal seat being firmly connected with it on the collar bush, the main sealing assembly and outer close
Sealing assembly is arranged at the middle part of primary seal seat, and one end of the primary seal seat and fixed frame is bolted to connection.
Further, the connection component includes connector sleeve, the cross section of the connector sleeve is annular in shape and connector sleeve one
End is equipped with the limit film that is firmly connected with it, and the middle part of the limit film is equipped with through-hole, and the shaft includes first part and the
Two parts, the diameter of the first part are greater than the diameter of second part, and the diameter of the first part is equal to the interior of connector sleeve
Diameter, the diameter of the second part are equal to the internal diameter of limit film, and the connector sleeve is set in the outside of first part and limit film
It is fixed by screws with one end of first part.
Further, the main sealing assembly includes active ring and main stationary ring, and the collar bush is set on connector sleeve, described
Primary seal cover for seat is located on collar bush, and the main stationary ring and active ring are set on collar bush, and main stationary ring and active ring
Side fitting, the side of the active ring are equipped with several inserting grooves being circumferentially distributed, are equipped in each inserting groove
The spring pocket mating with it is equipped with the first spring in each spring pocket, and one end of each first spring is equal
It is contradicted with exterior seal assembly.
Further, the exterior seal assembly includes outer rotating ring and outer stationary ring, and the outer stationary ring and outer rotating ring are set in master
The fitting of on the axle sleeve and side of outer stationary ring and outer rotating ring, one end of the outer stationary ring are bonded with primary seal seat, and all described first
One end of spring is connect with outer rotating ring.
Further, shell is arranged on the primary seal seat, the both ends of the shell are solid by screw with primary seal seat
Fixed connection, forms inner cavity between the shell, primary seal seat and collar bush, one end of the primary seal seat is equipped with inlet tube and row
Liquid pipe, the inlet tube and drain pipe are connected to inner cavity.
Further, between the collar bush and shaft, between primary seal seat and main stationary ring, between primary seal seat and outer stationary ring
And the first sealing ring is equipped between the both ends and primary seal seat of shell.
Further, the auxiliary mechanical seal includes auxiliary axle sleeve, auxiliary seal seat, auxiliary rotating ring and auxiliary stationary ring, institute
It states auxiliary axle sleeve to be set in shaft, the auxiliary seal cover for seat is located at asessory shaft and puts on, the auxiliary seal seat and fixed frame
Between be fixed by screws, the auxiliary rotating ring and auxiliary stationary ring are set in asessory shaft and put on and assist rotating ring and auxiliary
The side of stationary ring is bonded, and one end of the auxiliary stationary ring is fixedly connected with auxiliary seal seat, and the side of the auxiliary rotating ring is equipped with
One end of several second springs being circumferentially distributed, all second springs is fixedly connected with auxiliary seal seat.
Further, between the auxiliary seal seat and fixed frame, between auxiliary seal seat and auxiliary rotating ring, auxiliary seal seat
The second sealing ring is equipped between auxiliary stationary ring and between auxiliary axle sleeve and shaft.
Compared with prior art, the beneficial effects of the present invention are:
First, the main mechanical sealing and auxiliary mechanical seal in the present invention are installed on fixed frame and form integral structure, make
Obtaining it can integrally be disassembled and installed, and be convenient for repairing and be replaced;
In addition, it is also able to carry out individually disassembly and replacement for main mechanical sealing, as long as connector sleeve and rotation are connected,
Main mechanical can be sealed and be disassembled from shaft, and shaft and auxiliary mechanical seal do not have to be dismantled, disassembly is prevented
It is only simpler, and when dismantling main mechanical sealing, auxiliary mechanical seal can still play sealing effect, not have to load
The heart leaks;
The combination of main mechanical sealing and auxiliary mechanical seal, additionally it is possible to extend the regular length of shaft, so that the connection of shaft is more
Add securely, be able to suppress the eccentric vibrating intensity of shaft during the work time, reduces shaft and main mechanical seals and auxiliary is mechanical
The abrasion of sealing, to extend service life of the invention;
The double-layer seal that main mechanical sealing and auxiliary mechanical seal are formed can be improved sealing effect of the invention.
Second, the present invention can extend the scope of activities of active ring by the mating reaction of spring pocket and the first spring, because
This can preferably be compensated when shaft moves axially during the work time, to avoid damage of the present invention, be prolonged
Service life of the invention is grown;
In addition to this cooperation of spring pocket and the first spring also increases the scope of activities of outer rotating ring, passes through outer rotating ring and active ring
Cooperation both can improve the compensation ability to shaft axial movement again, more extend service life of the invention.
Third, foring an inner cavity, the inner cavity and feed liquor between the shell of the invention, primary seal seat and collar bush
Pipe, drain pipe connection;The formation of inner cavity is easy for being rinsed main mechanical sealing using flushing liquor, in addition, the present invention exists
In use, due to assist mechanical seal presence, there is no need to excessively take care main mechanical sealing leakage problem, so as to
On the one hand interior intracavitary direct filling lubricating fluid can seal main mechanical and play the role of lubrication, reduce it and generate when in use
Abrasion, another party is bright, can play the role of cooling, prevent main mechanical sealing high temperature damage.
Detailed description of the invention
It is prevented or technical solution in the prior art in order to illustrate more clearly of present invention specific implementation, it below will be to specific
Implementation prevents or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, it is described below
Attached drawing is that some implementations of the invention prevent, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is top view of the invention;
Fig. 2 is cross-sectional view of the Fig. 1 along line A-A;
Fig. 3 is the enlarged drawing in Fig. 2 at B;
Fig. 4 is the enlarged drawing in Fig. 2 at C;
Fig. 5 is the enlarged drawing in Fig. 2 at D.
Appended drawing reference:
Shaft 1, first part 11, second part 12, mounting rack 2, fixed frame 3, main mechanical sealing 4, connection component 41, connector sleeve
411, limit film 412, through-hole 413, collar bush 42, main sealing assembly 43, active ring 431, main stationary ring 432, spring pocket 433, the
One spring 434, exterior seal assembly 44, outer rotating ring 441, outer stationary ring 442, primary seal seat 45 assist mechanical seal 5, assist axle sleeve
51, auxiliary seal seat 52, auxiliary rotating ring 53, auxiliary stationary ring 54, second spring 55, shell 6, inner cavity 7, inlet tube 8, drain pipe 9,
First sealing ring 101, the second sealing ring 102.
Specific implementation prevents
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.
The component for the embodiment of the present invention for usually describing and showing in attached drawing here can be with a variety of different configurations
To arrange and design.Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.
Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Below with reference to shown in Fig. 1 to Fig. 5, the embodiment of the invention provides a kind of side-feeding mixer mechanical seal, packets
Shaft 1 and mounting rack 2 are included, further includes fixed frame 3, main mechanical sealing 4 and auxiliary mechanical seal 5, the fixed frame 3 and mounting rack
It is bolted to connection between 2 and fixed frame 3 is in hollow structure, the main mechanical sealing 4 and auxiliary mechanical seal 5 are respectively mounted
Between fixed frame 3 and shaft 1, main mechanical sealing 4 includes connection component 41, collar bush 42, main sealing assembly 43 and outer
Seal assembly 44, the connection component 41 are fixedly connected with shaft 1, and the collar bush 42 is set on connection component 41, described
The primary seal seat 45 being firmly connected with it is provided on collar bush 42, the main sealing assembly 43 and exterior seal assembly 44 are respectively provided with
It is bolted to connection in the one end at the middle part of primary seal seat 45, the primary seal seat 45 and fixed frame 3;Master in the present invention
Mechanical seal 4 and auxiliary mechanical seal 5 are installed on fixed frame 3, modular construction so as to it is whole carry out disassembly and
Installation is convenient for repairing and replace, in addition, individually disassembly and replacement are also able to carry out for main mechanical sealing 4, to increase
Add maintenance of the invention to prevent, most convenient can according to circumstances be selected to prevent from repairing, has been easy to use, in addition, passing through
Main mechanical sealing 4 and auxiliary mechanical seal 5 dual layer sealing effect, can effectively prevent leakage and so on, improve
Sealing effect of the invention, meanwhile, the cooperating of main sealing assembly 43 and exterior seal assembly 44 in main sealing assembly 43
The effect for one step being improved to main mechanical sealing 4 is able to extend by the combination of main mechanical sealing 4 and auxiliary mechanical seal 5 and is turned
The regular length of axis 1 can further suppress the eccentric vibration of shaft 1 during the work time so that the connection of shaft 1 is stronger
Fatigue resistance reduces shaft 1 and main mechanical sealing 4 and the abrasion for assisting mechanical seal 5, to extend service life of the invention.
Specifically, the connection component 41 includes connector sleeve 411, and the cross section of the connector sleeve 411 is annular in shape and connects
One end of female connector 411 is equipped with the limit film 412 being firmly connected with it, and the middle part of the limit film 412 is equipped with through-hole 413, described
Shaft 1 includes first part 11 and second part 12, and the diameter of the first part 11 is greater than the diameter of second part 12, described
The diameter of first part 11 is equal to the internal diameter of connector sleeve 411, and the diameter of the second part 12 is equal to the internal diameter of limit film 412,
The connector sleeve 411 is set in the outside of first part 11 and limit film 412 and one end of first part 11 are screwed
Connection;Connector sleeve 411 is set in shaft 1, and main mechanical sealing 4 is set on connector sleeve 411, therefore, is being dismantled
When, as long as connector sleeve 411 and rotation are connected, it will be able to main mechanical sealing 4 is disassembled from shaft 1, and shaft 1
Do not have to be dismantled with auxiliary mechanical seal 5, so that, preventing for disassembly is simpler, and it is easy to repair, it is easy to use.
Specifically, the main sealing assembly 43 includes active ring 431 and main stationary ring 432,42 company of being set in of collar bush
In female connector 411, the primary seal seat 45 is set on collar bush 42, and the main stationary ring 432 and active ring 431 are set in main shaft
On set 42, and the side of main stationary ring 432 and active ring 431 is bonded, and the side of the active ring 431 is equipped with several and circumferentially divides
The inserting groove of cloth, is equipped with the spring pocket 433 mating with it in each inserting groove, in each spring pocket 433
It is equipped with the first spring 434, one end of each first spring 434 is contradicted with exterior seal assembly 44;Pass through spring pocket 433
Mating reaction with the first spring 434 can extend the scope of activities of active ring 431, therefore, when shaft 1 is sent out during the work time
When raw axial movement, it can preferably compensate, to avoid damage of the present invention, extend service life of the invention.
Specifically, the exterior seal assembly 44 includes outer rotating ring 441 and outer stationary ring 442, the outer stationary ring 442 and outer rotating ring
441 are set on collar bush 42 and the side of outer stationary ring 442 and outer rotating ring 441 is bonded, one end of the outer stationary ring 442 and master
Seal receptacle 45 is bonded, and one end of all first springs 434 is connect with outer rotating ring 441;Spring pocket 433 and the first spring
434 cooperation also increases the scope of activities of outer rotating ring 441, can be further by the cooperation of outer rotating ring 441 and active ring 431
The compensation ability that the two moves axially shaft 1 is improved, service life of the invention is further extended.
Specifically, shell 6 is arranged on the primary seal seat 45, the both ends of the shell 6 pass through with primary seal seat 45
Screw is fixedly connected, and inner cavity 7, one end of the primary seal seat 45 are formed between the shell 6, primary seal seat 45 and collar bush 42
Equipped with inlet tube 8 and drain pipe 9, the inlet tube 8 and drain pipe 9 are connected to inner cavity 7;The formation of inner cavity 7 be easy for using
Flushing liquor is rinsed main mechanical sealing 4, in addition, in the use of the present invention, presence due to assisting mechanical seal 5, because
This seals 4 leakage problem without excessively careful main mechanical, so as to directly fill lubricating fluid, one side energy in inner cavity 7
It is enough to play the role of lubrication to main mechanical sealing 4, its abrasion generated when in use is reduced, another party is bright, can play cooling
Effect, prevent main mechanical seal 4 high temperature damage.
Specifically, between the collar bush 42 and shaft 1, between primary seal seat 45 and main stationary ring 432, primary seal seat 45 and
The first sealing ring 101, the first sealing ring 101 are equipped between outer stationary ring 442 and between the both ends and primary seal seat 45 of shell 6
Setting mainly play a part of seal.
Specifically, the auxiliary mechanical seal 5 includes auxiliary axle sleeve 51, auxiliary seal seat 52, auxiliary rotating ring 53 and auxiliary
Stationary ring 54, the auxiliary axle sleeve 51 are set in shaft 1, and the auxiliary seal seat 52 is set on auxiliary axle sleeve 51, described auxiliary
It helps between seal receptacle 52 and fixed frame 3 and is fixed by screws, the auxiliary rotating ring 53 and auxiliary stationary ring 54 are set in auxiliary
It helps on axle sleeve 51 and assists rotating ring 53 and assist the side fitting of stationary ring 54, one end of the auxiliary stationary ring 54 and auxiliary seal seat
52 are fixedly connected, the second spring 55 that the side of the auxiliary rotating ring 53 is circumferentially distributed equipped with several, and all described second
One end of spring 55 is fixedly connected with auxiliary seal seat 52;By auxiliary mechanical seal 5 can to shaft 1 and mounting rack 2 it
Between the problem of forming first sealing, preventing leakage.
Specifically, between the auxiliary seal seat 52 and fixed frame 3, between auxiliary seal seat 52 and auxiliary rotating ring 53, auxiliary
It helps between seal receptacle 52 and auxiliary stationary ring 54 and is equipped with the second sealing ring 102 between auxiliary axle sleeve 51 and shaft 1;Second is close
The effect of sealing is played in seal 102.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (8)
1. a kind of side-feeding mixer mechanical seal, including shaft (1) and mounting rack (2), it is characterised in that: including fixed frame
(3), main mechanical sealing (4) and auxiliary mechanical seal (5), the company of being bolted between the fixed frame (3) and mounting rack (2)
Connect and fixed frame (3) be in hollow structure, the main mechanical sealing (4) and assist mechanical seal (5) be installed in fixed frame (3) and
Between shaft (1), main mechanical sealing (4) includes connection component (41), collar bush (42), main sealing assembly (43) and outer close
Sealing assembly (44), the connection component (41) are fixedly connected with shaft (1), and the collar bush (42) is set in connection component (41)
On, it is provided with the primary seal seat (45) being firmly connected with it on the collar bush (42), the main sealing assembly (43) and outer close
Sealing assembly (44) is arranged at the middle part of primary seal seat (45), and the primary seal seat (45) and the one end of fixed frame (3) pass through spiral shell
Bolt is fixedly connected.
2. a kind of side-feeding mixer mechanical seal according to claim 1, it is characterised in that: the connection component
(41) include connector sleeve (411), the cross section of the connector sleeve (411) is annular in shape and one end of connector sleeve (411) be equipped with
Its limit film being fixedly connected (412), the middle part of the limit film (412) are equipped with through-hole (413), and the shaft (1) includes the
A part of (11) and second part (12), the diameter of the first part (11) greater than second part (12) diameter, described the
The diameter of a part of (11) is equal to the internal diameter of connector sleeve (411), and the diameter of the second part (12) is equal to limit film (412)
Internal diameter, the connector sleeve (411) are set in the outside of first part (11) and one end of limit film (412) and first part (11)
It is fixed by screws.
3. a kind of side-feeding mixer mechanical seal according to claim 2, it is characterised in that: the main sealing assembly
It (43) include active ring (431) and main stationary ring (432), the collar bush (42) is set on connector sleeve (411), the primary seal
Seat (45) is set on collar bush (42), and the main stationary ring (432) and active ring (431) are set on collar bush (42), and
The fitting of the side of main stationary ring (432) and active ring (431), the side of the active ring (431) are equipped with several and are circumferentially distributed
Inserting groove, be equipped with the spring pocket mating with it (433) in each inserting groove, each spring pocket (433)
It is inside equipped with the first spring (434), one end of each first spring (434) is contradicted with exterior seal assembly (44).
4. a kind of side-feeding mixer mechanical seal according to claim 3, it is characterised in that: the exterior seal assembly
It (44) include outer rotating ring (441) and outer stationary ring (442), the outer stationary ring (442) and outer rotating ring (441) are set in collar bush
(42) fitting of on the and side of outer stationary ring (442) and outer rotating ring (441), one end of the outer stationary ring (442) and primary seal seat
(45) it is bonded, one end of all first springs (434) is connect with outer rotating ring (441).
5. a kind of side-feeding mixer mechanical seal according to claim 4, it is characterised in that: the primary seal seat
(45) it is arranged on shell (6), the both ends of the shell (6) are fixed by screws with primary seal seat (45), described outer
Inner cavity (7) are formed between shell (6), primary seal seat (45) and collar bush (42), one end of the primary seal seat (45) is equipped with feed liquor
Pipe (8) and drain pipe (9), the inlet tube (8) and drain pipe (9) are connected to inner cavity (7).
6. a kind of side-feeding mixer mechanical seal according to claim 4, it is characterised in that: the collar bush (42)
Between shaft (1), between primary seal seat (45) and main stationary ring (432), between primary seal seat (45) and outer stationary ring (442) and
The first sealing ring (101) are equipped between the both ends and primary seal seat (45) of shell (6).
7. a kind of side-feeding mixer mechanical seal according to claim 1, it is characterised in that: the auxiliary is mechanical close
Sealing (5) includes auxiliary axle sleeve (51), auxiliary seal seat (52), auxiliary rotating ring (53) and auxiliary stationary ring (54), the auxiliary axle sleeve
(51) it is set on shaft (1), the auxiliary seal seat (52) is set in auxiliary axle sleeve (51), the auxiliary seal seat (52)
It is fixed by screws between fixed frame (3), the auxiliary rotating ring (53) and auxiliary stationary ring (54) are set in asessory shaft
It on set (51) and assists rotating ring (53) and assists the side fitting of stationary ring (54), one end of auxiliary stationary ring (54) and auxiliary are close
Envelope seat (52) is fixedly connected, and the side of auxiliary rotating ring (53) is equipped with several second springs (55) being circumferentially distributed, institute
There is one end of the second spring (55) to be fixedly connected with auxiliary seal seat (52).
8. a kind of side-feeding mixer mechanical seal according to claim 7, it is characterised in that: the auxiliary seal seat
(52) between fixed frame (3), auxiliary seal seat (52) and auxiliary rotating ring (53) between, auxiliary seal seat (52) and auxiliary stationary ring
(54) the second sealing ring (102) are equipped between and between auxiliary axle sleeve (51) and shaft (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910889341.1A CN110469675B (en) | 2019-09-19 | 2019-09-19 | Mechanical seal for side-feeding stirrer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910889341.1A CN110469675B (en) | 2019-09-19 | 2019-09-19 | Mechanical seal for side-feeding stirrer |
Publications (2)
Publication Number | Publication Date |
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CN110469675A true CN110469675A (en) | 2019-11-19 |
CN110469675B CN110469675B (en) | 2020-10-09 |
Family
ID=68516416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910889341.1A Active CN110469675B (en) | 2019-09-19 | 2019-09-19 | Mechanical seal for side-feeding stirrer |
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CN (1) | CN110469675B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201055765Y (en) * | 2007-05-30 | 2008-05-07 | 江苏法尔机械制造有限公司 | Side feed type stirrer mechanical seal |
CN203842544U (en) * | 2014-04-23 | 2014-09-24 | 辽宁豪耐思石化装备有限公司 | Side-in type stirrer with auxiliary seal |
CN204004408U (en) * | 2014-07-23 | 2014-12-10 | 自贡蜜蜂牌机械密封有限责任公司 | Angle mount stirring type mechanical seal device |
CN206972919U (en) * | 2017-07-19 | 2018-02-06 | 江苏华青流体科技有限公司 | A kind of side stir device mechanically-sealing apparatus |
CN208457205U (en) * | 2018-06-04 | 2019-02-01 | 四川重诚密封件有限公司 | A kind of labyrinth auxiliary seal mechanical seal |
-
2019
- 2019-09-19 CN CN201910889341.1A patent/CN110469675B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201055765Y (en) * | 2007-05-30 | 2008-05-07 | 江苏法尔机械制造有限公司 | Side feed type stirrer mechanical seal |
CN203842544U (en) * | 2014-04-23 | 2014-09-24 | 辽宁豪耐思石化装备有限公司 | Side-in type stirrer with auxiliary seal |
CN204004408U (en) * | 2014-07-23 | 2014-12-10 | 自贡蜜蜂牌机械密封有限责任公司 | Angle mount stirring type mechanical seal device |
CN206972919U (en) * | 2017-07-19 | 2018-02-06 | 江苏华青流体科技有限公司 | A kind of side stir device mechanically-sealing apparatus |
CN208457205U (en) * | 2018-06-04 | 2019-02-01 | 四川重诚密封件有限公司 | A kind of labyrinth auxiliary seal mechanical seal |
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CN110469675B (en) | 2020-10-09 |
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