CN209370456U - Kneader Horizontal stirring paddle shaft seal structure - Google Patents
Kneader Horizontal stirring paddle shaft seal structure Download PDFInfo
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- CN209370456U CN209370456U CN201821818385.2U CN201821818385U CN209370456U CN 209370456 U CN209370456 U CN 209370456U CN 201821818385 U CN201821818385 U CN 201821818385U CN 209370456 U CN209370456 U CN 209370456U
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- ring
- rotating ring
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- wallboard
- annular groove
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Abstract
The utility model relates to a kind of kneader Horizontal stirring paddle shaft seal structures, it includes rotating ring, stationary ring, soft packing, wallboard and bushing, the rotating ring, stationary ring, wallboard ecto-entad is successively sleeved on shaft end, wallboard, there are gaps between stationary ring and shaft end, rotating ring is contacted with shaft end seal, it is rotated together with shaft end, ring convex are provided on rotating ring, annular groove is provided on stationary ring, annular groove is opposite with ring convex, annular groove inner annular is uniformly distributed several annular partitions, annular groove is separated into several small annular grooves, soft packing is inlaid in respectively in small annular groove, with ring convex frictional fit, and in ring convex, several gaps are formed between soft packing and annular partition；Several pouring orifices are provided on the stationary ring, the small annular groove bottom is provided with several oil outlets, is connected to respectively by the oil duct being arranged in stationary ring between pouring orifice and oil outlet.Rationally, structure is simple for design, is combined using machinery with filler, sealing effect is good, long service life.
Description
Technical field
The utility model relates to technical field of sealing technology, and in particular to a kind of kneader Horizontal stirring paddle shaft seal structure.
Background technique
Previous kneader generally uses packing seal or mechanical seal as mixing paddle axle seal structure, individually close using filler
Envelope, non-refractory, service life is short, and sealing effect is bad.
Mechanical seal is individually used, it is all roughly the same with regard to its structure from the point of view of current mechanical seal industry, with each annular zero
Part assembles or individual parts are using radial direction to open architecture, so installation, maintenance and replacement band to mechanical seal
Come and inconvenient factor, kneader blade components completely or partially need to just have been can be carried out after disassembly.Kinematics and static friction pair is adopted
It is made of hard alloy or expensive nonmetallic materials, and rubbing surface required precision is very high, installation is bad very
It is be easy to cause leakage, and inevitably generates friction clast between kinematics and static friction pair, clast is mixed in kinematics and static friction pair
Between, leverage its service life.
Summary of the invention
To solve the above problems, design is reasonable the utility model proposes a kind of kneader Horizontal stirring paddle shaft seal structure,
Structure is simple, is combined using machinery with filler, sealing effect is good, long service life.
The technical solution of the utility model includes:
A kind of kneader Horizontal stirring paddle shaft seal structure, the mixing paddle axle of the kneader are rotatably mounted on kneader
Autoclave body on, and shaft end passes through autoclave body and stretches out outer one section of autoclave body, it includes rotating ring, stationary ring, soft packing, wallboard and bushing, institute
Rotating ring, stationary ring, the wallboard ecto-entad stated successively are sleeved on shaft end, and wallboard is welded on autoclave body, and stationary ring is bolted
On wallboard, there are gap between wallboard, stationary ring and shaft end, rotating ring is contacted with shaft end seal, is rotated together with shaft end, rotating ring
Ring convex are provided on medial surface, the lateral surface of stationary ring is provided with annular groove, and annular groove is opposite with ring convex, if annular groove inner annular is uniformly distributed
Annular groove is separated into several small annular grooves by dry annular partition, and soft packing is inlaid in respectively in small annular groove, and ring convex frictional fit, and
Several gaps are formed between ring convex, packing and annular partition；The outer peripheral surface of the stationary ring is evenly arranged with several oilings
Mouthful, the small annular groove bottom is evenly arranged with several oil outlets, respectively by being arranged in stationary ring between pouring orifice and oil outlet
Interior oil duct connection.
Lubricating oil is injected by oil filler point, lubricating oil soaks packing and forms oil film between rotating ring and soft packing simultaneously,
To effectively realize that its sealing function, sealing effect are good；CONTACT WITH FRICTION between rotating ring and soft packing inevitably generates friction
Clast, these friction clasts handle not in time, the frictional dissipation of rotating ring and soft packing can be accelerated, using ring convex, soft packing and
Several gaps are formed between annular partition, effectively storage friction clast, thus reduce the clast that even prevents to rub to rotating ring, soft fill out
The influence of material, to improve its service life；Rotating ring and soft packing frictional fit, rubbing surface required precision relative reduction, peace
Dress is more convenient.
Above-mentioned technical proposal is improved further and is refined, is arranged between rotating ring and shaft end by several sealing rings,
It is tightly connected rotating ring and shaft end, is further ensured that in sealing contact between rotating ring and shaft end.
Above-mentioned technical proposal is improved further and is refined, the soft packing is packing.
Above-mentioned technical proposal is improved further and is refined, the packing is tetrafluoro packing or graphite packing or virtue
Synthetic fibre packing.
Above-mentioned technical proposal is improved further and is refined, is further sleeved with Rotation ring positioning circle, position in the shaft end
On the outside of the rotating ring, Rotation ring positioning circle is in contact with shaft end, rotates together with shaft end, between Rotation ring positioning circle and rotating ring there are
Gap, and be uniformly arranged at Rotation ring positioning circle one week by several rotating ring drive pins, several pin holes have been arranged in a one-to-one correspondence on rotating ring,
Rotating ring drive pin be respectively protruding into respective pin hole pin connection Rotation ring positioning circle with rotating ring and on Rotation ring positioning circle one week it is also uniform
Several spring grooves are provided with, spring is provided in spring groove, both ends of the spring is withstood on respectively on Rotation ring positioning circle and rotating ring；Using dynamic
The design of ring locating ring is realized using spring to the automatic compensation between rotating ring and packing, is guaranteed to rub between rotating ring and packing and be matched
It closes.
Above-mentioned technical proposal is improved further and is refined, the rotating ring is Hafu-type rotating ring；It is easy to disassemble more
Move ring；The Rotation ring positioning circle is Hafu-type Rotation ring positioning circle；Replacement Rotation ring positioning circle easy to disassemble.
Above-mentioned technical proposal is improved further and is refined, is provided with bushing between the stationary ring and wallboard,
Seal with buss connects stationary ring and wallboard.
Above-mentioned technical proposal is improved further and is refined, the inner peripheral surface between the stationary ring and wallboard is opposite
Opening is respectively set in side, and opening collectively forms an annular recess, and bushing is inlaid in annular groove, and is bolted to connection
Wallboard.
Above-mentioned technical proposal is improved further and is refined, the bushing is tetrafluoro bushing.
Above-mentioned technical proposal is improved further and is refined, is provided in the middle on the inner periphery of the stationary ring
Several annular recess.
The utility model has the advantages that design is rationally, structure is simple, is combined using machinery with filler, and sealing effect is good,
Long service life.
Detailed description of the invention
Fig. 1 is kneader Horizontal stirring paddle shaft seal structure schematic diagram.
Fig. 2 is kneader Horizontal stirring paddle shaft seal structure half-section diagram.
Fig. 3 is Fig. 2 partial enlargement diagram.
1 autoclave body of mixing paddle axle, 2 rotating ring, 3 stationary ring, 4 packing, 5 wallboard, 6 bushing, 7 annular partition, 8 sealing ring 9 in figure
10 rotating ring drive pin of Rotation ring positioning circle, 11 spring, 12 bushing 13.
Specific embodiment
As shown in Figure 1-3, a kind of kneader Horizontal stirring paddle shaft seal structure, the mixing paddle axle 1 of the kneader is revolved
Turn to be mounted on the autoclave body 2 of kneader, and shaft end passes through autoclave body 2 and stretches out outside autoclave body 2 one section, it includes rotating ring 3, stationary ring 4, packing
5, wallboard 6 and bushing 7, the rotating ring 3, stationary ring 4,6 ecto-entad of wallboard are successively sleeved on shaft end, and wallboard 6 is welded
On autoclave body 2, stationary ring 4 is bolted on wallboard 6, and there are gap, rotating ring 3 and shaft ends between wallboard 6, stationary ring 4 and shaft end
It is in sealing contact, rotated together with shaft end, rotating ring 3 in appear on be provided with ring convex, the lateral surface of stationary ring 4 is provided with annular groove, ring
Slot is opposite with ring convex, and annular groove inner annular is uniformly distributed several annular partitions 8, annular groove is separated into several small annular grooves, packing 5 is distinguished
It is inlaid in small annular groove, and ring convex frictional fit, and forms several gaps between ring convex, packing 5 and annular partition 8；Institute
The outer peripheral surface for the stationary ring 4 stated is evenly arranged with several pouring orifices, and the small annular groove bottom is evenly arranged with several oil outlets, note
It is connected to respectively by the oil duct being arranged in stationary ring 4 between hydraulic fluid port and oil outlet；It is arranged between rotating ring 3 and shaft end by several close
Seal 9 is tightly connected rotating ring 3 and shaft end, is further ensured that in sealing contact between rotating ring 3 and shaft end；The packing 5 is tetrafluoro
Packing or graphite packing or aramid fiber packing；It is further sleeved with Rotation ring positioning circle 10 in the shaft end, is located at 3 outside of rotating ring, rotating ring
Locating ring 10 is in contact with shaft end, rotates together with shaft end, and there are gaps between Rotation ring positioning circle 10 and rotating ring 3, and in rotating ring
It is uniformly arranged by several rotating ring drive pins 11 within locating ring 10 1 weeks, several pin holes has been arranged in a one-to-one correspondence on rotating ring 3, rotating ring drives
Dynamic pin 11 be respectively protruding into respective pin hole pin connection Rotation ring positioning circle 10 with rotating ring 3 and on Rotation ring positioning circle 10 one week it is also uniform
Several spring grooves are provided with, spring 12 is provided in spring groove, 12 both ends of spring withstand on Rotation ring positioning circle 10 and rotating ring 3 respectively
On；It is designed using Rotation ring positioning circle 10, is realized using spring 12 to the automatic compensation between rotating ring 3 and packing 5, guarantee rotating ring 3
The frictional fit between packing 5；The rotating ring 3 is Hafu-type rotating ring；Replacement rotating ring easy to disassemble；The Rotation ring positioning circle
10 be Hafu-type Rotation ring positioning circle；Replacement Rotation ring positioning circle easy to disassemble；Lining is provided between the stationary ring 4 and wallboard 6
Set 13, bushing 13 are tightly connected stationary ring 4 and wallboard 6；Inner peripheral surface opposite side between the stationary ring 4 and wallboard 6 is set respectively
Opening is set, opening collectively forms an annular recess, and bushing 13 is inlaid in annular groove, and is bolted to connection wallboard 6；
The bushing 13 is tetrafluoro bushing；It is provided with several annular recess in the middle on the inner periphery of the stationary ring 4.
Due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the common of the art
For technical staff, without departing from the principle of this utility model, several improvement, retouching or variation can also be made,
Above-mentioned technical characteristic can be combined in the right way；These improve retouching, variation or combination, or it is not improved will be real
Other occasions are directly applied to novel conception and technical scheme, are regarded as the protection scope of the utility model.
Claims (10)
1. a kind of kneader Horizontal stirring paddle shaft seal structure, the mixing paddle axle of the kneader are rotatably mounted on kneader
On autoclave body, and shaft end passes through autoclave body and stretches out outer one section of autoclave body, which is characterized in that it include rotating ring, stationary ring, soft packing, wallboard with
And bushing, the rotating ring, stationary ring, wallboard ecto-entad are successively sleeved on shaft end, wallboard is welded on autoclave body, and stationary ring passes through
Bolt is fixed on wallboard, and there are gap between wallboard, stationary ring and shaft end, rotating ring is contacted with shaft end seal, is turned with shaft end
It is dynamic, ring convex are provided on the medial surface of rotating ring, the lateral surface of stationary ring is provided with annular groove, and annular groove is opposite with ring convex, annular groove inner annular
Several annular partitions are uniformly distributed, annular groove are separated into several small annular grooves, soft packing is inlaid in small annular groove respectively, rubs with ring convex
Cooperation is wiped, and forms several gaps between ring convex, soft packing and annular partition；The outer peripheral surface of the stationary ring is uniformly arranged
There are several pouring orifices, the small annular groove bottom is evenly arranged with several oil outlets, passes through respectively between pouring orifice and oil outlet
Oil duct connection in stationary ring is set.
2. a kind of kneader according to claim 1 Horizontal stirring paddle shaft seal structure, which is characterized in that in rotating ring and axis
Setting is tightly connected rotating ring and shaft end by several sealing rings between end.
3. a kind of kneader according to claim 1 Horizontal stirring paddle shaft seal structure, which is characterized in that described soft to fill out
Material is packing.
4. a kind of kneader according to claim 3 Horizontal stirring paddle shaft seal structure, which is characterized in that the packing
For tetrafluoro packing or graphite packing or aramid fiber packing.
5. a kind of kneader according to claim 1 Horizontal stirring paddle shaft seal structure, which is characterized in that in the axis
End is further sleeved with Rotation ring positioning circle, is located on the outside of rotating ring, and Rotation ring positioning circle is in contact with shaft end, rotates together with shaft end, rotating ring
There are gaps between locating ring and rotating ring, and are uniformly arranged by several rotating ring drive pins, on rotating ring at Rotation ring positioning circle one week
Be arranged in a one-to-one correspondence several pin holes, rotating ring drive pin be respectively protruding into respective pin hole pin connection Rotation ring positioning circle and rotating ring and
It is also evenly arranged with several spring grooves within one week on Rotation ring positioning circle, spring is provided in spring groove, both ends of the spring withstands on dynamic respectively
On ring locating ring and rotating ring.
6. a kind of kneader according to claim 5 Horizontal stirring paddle shaft seal structure, which is characterized in that the rotating ring
For Hafu-type rotating ring；The Rotation ring positioning circle is Hafu-type Rotation ring positioning circle.
7. a kind of kneader according to claim 1 Horizontal stirring paddle shaft seal structure, which is characterized in that described quiet
Bushing is provided between ring and wallboard, seal with buss connects stationary ring and wallboard.
8. a kind of kneader according to claim 7 Horizontal stirring paddle shaft seal structure, which is characterized in that described quiet
Opening is respectively set in inner peripheral surface opposite side between ring and wallboard, and opening collectively forms an annular recess, and bushing is inlaid in annular
In groove, and it is bolted to connection wallboard.
9. a kind of kneader according to claim 7 or 8 Horizontal stirring paddle shaft seal structure, which is characterized in that described
Bushing is tetrafluoro bushing.
10. a kind of kneader according to claim 1 Horizontal stirring paddle shaft seal structure, which is characterized in that described is quiet
Several annular recess are provided on the inner periphery of ring in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818385.2U CN209370456U (en) | 2018-11-06 | 2018-11-06 | Kneader Horizontal stirring paddle shaft seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818385.2U CN209370456U (en) | 2018-11-06 | 2018-11-06 | Kneader Horizontal stirring paddle shaft seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370456U true CN209370456U (en) | 2019-09-10 |
Family
ID=67835616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821818385.2U Active CN209370456U (en) | 2018-11-06 | 2018-11-06 | Kneader Horizontal stirring paddle shaft seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370456U (en) |
-
2018
- 2018-11-06 CN CN201821818385.2U patent/CN209370456U/en active Active
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