CN208770879U - A kind of vacuum distillation mechanical sealing device for cauldron - Google Patents
A kind of vacuum distillation mechanical sealing device for cauldron Download PDFInfo
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- CN208770879U CN208770879U CN201821342861.8U CN201821342861U CN208770879U CN 208770879 U CN208770879 U CN 208770879U CN 201821342861 U CN201821342861 U CN 201821342861U CN 208770879 U CN208770879 U CN 208770879U
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- ring
- stationary
- autoclave body
- vacuum distillation
- sealing device
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Abstract
The utility model discloses a kind of vacuum distillation mechanical sealing device for cauldron, including autoclave body, the upper end of the autoclave body is equipped with mounting plate, the upper end of the mounting plate is fixed with fixing seat, cavity is equipped in the fixing seat, top and bottom in the cavity are equipped with opening, it is common through equipped with rotation axis in two openings, one end of the rotation axis is through mounting plate and autoclave body and extends in autoclave body, top and bottom in the cavity are respectively and fixedly provided with stationary seat, one end of the stationary seat is respectively and fixedly provided with stationary ring, one of stationary ring is equipped with protective device, second O-ring is installed jointly between the stationary ring and stationary seat, the upper end of one of stationary ring is equipped with rotating ring, the upper end of the rotating ring is equipped with throw-out collar.The utility model, which realizes, improves mechanically-sealing apparatus sealing performance, prevents gas in autoclave body from leaking, and realizes and is occurred in protection autoclave body, unprotect measure causes serious consequence after preventing mechanically-sealing apparatus from going wrong.
Description
Technical field
The utility model relates to mechanically-sealing apparatus technical fields more particularly to a kind of vacuum distillation vesselseals to fill
It sets.
Background technique
Mechanically-sealing apparatus is a kind of gland seal device of rotating machinery.Such as centrifugal pump, centrifuge, reaction kettle and compressor
Etc. equipment.Since transmission shaft is applied in inside and outside equipment, in this way, Jie there are a circumferential clearance between axis and equipment, in equipment
Matter is leaked out by the gap, if pressure is subatmospheric in equipment, air is to equipment internal leakage, it is therefore necessary to have one
A gland seal device for preventing leakage.There are many type of axle envelope, since mechanical seal has many advantages, such as that leakage rate is few and the service life is long, institute
By mechanical seal in the world be in the most important sealing of these equipment in a manner of.Mechanical seal is called end face seal, has in country
It is defined such that in the standard of pass " by least a pair of end face perpendicular to rotation axis in Fluid pressure and compensation mechanism elastic force
The dress for preventing fluid from leaking for being bonded and constituting with respect to sliding is kept under the effect of (or magnetic force) and the cooperation of auxiliary seal
It sets.
But existing mechanically-sealing apparatus leakproofness is insufficient, be easy to cause gas in autoclave body to leak, and existing machinery is close
Seal apparatus does not have protective device, and generation cannot be protected in time when leaking, causes more serious consequence, for this purpose, we
A kind of vacuum distillation mechanical sealing device for cauldron is proposed to solve the above problems.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of vacuum still proposed
Use mechanically-sealing apparatus.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of vacuum distillation mechanical sealing device for cauldron, including autoclave body, the upper end of the autoclave body is equipped with mounting plate, described
The upper end of mounting plate is fixed with fixing seat, and cavity is equipped in the fixing seat, and the top and bottom in the cavity are equipped with out
Mouthful, common through rotation axis is equipped in two openings, one end of the rotation axis through mounting plate and autoclave body and extends to autoclave body
Interior, the top and bottom in the cavity are respectively and fixedly provided with stationary seat, and one end of the stationary seat is respectively and fixedly provided with stationary ring, one of them
Stationary ring is equipped with protective device, is equipped with the second O-ring, the upper end of one of stationary ring between the stationary ring and stationary seat jointly
Equipped with rotating ring, the upper end of the rotating ring is equipped with throw-out collar, and the first O-ring, the throw-out collar are equipped between the rotating ring and throw-out collar
Upper end be equidistantly fixed with multiple springs, the upper end of multiple springs is fixed with spring base jointly.
Preferably, one end of two stationary seats is all provided with there are two the first limiting slot, and the top and bottom in the cavity are equal
If there are two the second limiting slot, and the second limiting slot and the first limiting slot correspond, first limiting slot and the second limit
Stop pin is fixed in slot jointly.
Preferably, the protective device includes the first connecting tube being disposed therein on a stationary ring, first connection
One end of pipe runs through fixing seat and extends to the side of fixing seat, and one end of first connecting tube is equipped with detection of negative pressure pick-up
Device, the side of the autoclave body are fixed with the second connecting tube, and one end of second connecting tube is fixed with nitrogen gas tank, and described second connects
Pneumatic operated valve is installed on adapter tube.
Preferably, first O-ring is all made of rubber with the second O-ring and is made.
Preferably, multiple through-holes are equidistantly equipped on the mounting plate.
Preferably, second connecting tube is made of three type polypropylene.
Compared with prior art, the utility model has the beneficial effects that
1, by the cooperation between stationary ring, rotating ring, the first O-ring, the second O-ring, sealing performance is improved, solves machine
Tool sealing device seals insufficient problem, has achieved the effect that improve mechanically-sealing apparatus sealing performance, has prevented gas in autoclave body from letting out
Leakage；
2, by the cooperation between detection of negative pressure transmitter, pneumatic operated valve, nitrogen gas tank, security performance is improved, solves machine
There is the problem of unprotect measure when sealing problem in tool sealing device, has reached the esoteric effect of protection kettle, has prevented machinery
Unprotect measure causes serious consequence after sealing device goes wrong；
In conclusion the present apparatus, which realizes, improves mechanically-sealing apparatus sealing performance, prevents gas in autoclave body from leaking, realize
Occurred in protection autoclave body, after preventing mechanically-sealing apparatus from going wrong unprotect measure causes serious consequence.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of vacuum distillation mechanical sealing device for cauldron external structure schematic diagram；
Fig. 2 be the utility model proposes a kind of vacuum distillation mechanical sealing device for cauldron schematic diagram of internal structure；
Fig. 3 be the utility model proposes a kind of vacuum distillation mechanical sealing device for cauldron top view.
In figure: 1 first connecting tube, 2 detection of negative pressure transmitters, 3 stationary seats, 4 spring bases, 5 springs, 6 throw-out collars, 7 first O-shaped
Circle, 8 rotating rings, 9 rotation axis, 10 stationary rings, 11 second O-rings, 12 stop pins, 13 fixing seats, 14 mounting plates, 15 autoclave bodies, 16 are pneumatically
Valve, 17 second connecting tubes, 18 nitrogen gas tanks, 19 support bases, 20 through-holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of vacuum distillation mechanical sealing device for cauldron, including autoclave body 15, the upper end of autoclave body 15 are equipped with
Mounting plate 14 is equidistantly equipped with multiple through-holes 20 on mounting plate 14, is easily installed, the upper end of mounting plate 14 is fixed with fixing seat
13, fixing seat 13 is interior to be equipped with cavity, and the top and bottom in cavity are equipped with opening, run through jointly in two openings and be equipped with rotation
Axis 9, one end of rotation axis 9 is through mounting plate 14 and autoclave body 15 and extends in autoclave body 15, by mounting plate 14 by mechanical seal
Device is mounted on autoclave body 15, and motor drives rotation axis 9 to rotate, and is facilitated and is occurred inside autoclave body；
Top and bottom in cavity are respectively and fixedly provided with stationary seat 3, and one end of stationary seat 3 is respectively and fixedly provided with stationary ring 10, wherein one
A stationary ring 10 is equipped with protective device, is equipped with the second O-ring 11 between stationary ring 10 and stationary seat 3 jointly, the first O-ring 7 with
Second O-ring 11 is all made of rubber and is made, and sealing effect is good, and the upper end of one of stationary ring 10 is equipped with rotating ring 8, rotating ring 8 it is upper
End is equipped with throw-out collar 6, the first O-ring 7 is equipped between rotating ring 8 and throw-out collar 6, the upper end of throw-out collar 6 is equidistantly fixed with multiple bullets
Spring 5, the upper end of multiple springs 5 are fixed with spring base 4 jointly, and spring 5 provides buffer compensation, and auxiliary rotating ring 8 follows 9 turns of rotation axis
Dynamic, the seal face that rotating ring 8 and stationary ring 10 form improves mechanically-sealing apparatus sealing performance, prevents gas in autoclave body 15 from leaking.
In the utility model, one end of two stationary seats 3 is all provided with there are two the first limiting slot, the top and bottom in cavity
Second limiting slot there are two being all provided with, and the second limiting slot and the first limiting slot correspond, the first limiting slot and the second limiting slot
It is inside fixed with stop pin 12 jointly, prevents stationary ring 10 from rotation axis 9 being followed to rotate.
In the utility model, protective device includes the first connecting tube 1 being disposed therein on a stationary ring 10, the first connection
One end of pipe 1 runs through fixing seat 13 and extends to the side of fixing seat 13, and one end of the first connecting tube 1 is equipped with detection of negative pressure change
Device 2 is sent, the side of autoclave body 15 is fixed with the second connecting tube 17, and the second connecting tube 17 is made of three type polypropylene, has resistance to height
Temperature, it is anticorrosive, it is low temperature resistant the advantages that, one end of the second connecting tube 17 is fixed with nitrogen gas tank 18, is equipped in the second connecting tube 17
Pneumatic operated valve 16, when gas leaks in autoclave body 15, detection of negative pressure transmitter 2 is detected by the first connecting tube 1, when detection is pressed
When power is negative value, illustrating that gas leaks, pressure is bigger, and leakage is more serious, and when negative value reaches setting value, pneumatic operated valve 16 is opened,
Nitrogen in nitrogen gas tank 18 is entered in autoclave body 15 by the second connecting tube 17, and protection occurs, when pressure recovery is to 0, pneumatic operated valve 16
It closes, facilitates and occur in protection autoclave body, unprotect measure causes serious consequence after preventing mechanically-sealing apparatus from going wrong.
It in the utility model, is rotated in use, rotation axis 9 is driven by motor, spring 5 provides buffer compensation, and auxiliary is dynamic
Ring 8 follows rotation axis 9 to rotate, and the seal face that rotating ring 8 and stationary ring 10 form improves mechanically-sealing apparatus sealing performance, prevents kettle
Gas leaks in body 15, and when gas leaks in autoclave body 15, detection of negative pressure transmitter 2 is detected by the first connecting tube 1, when
When detection pressure is negative value, illustrating that gas leaks, pressure is bigger, and leakage is more serious, when negative value reaches setting value, pneumatic operated valve 16
It opens, the nitrogen in nitrogen gas tank 18 is entered in autoclave body 15 by the second connecting tube 17, and protection occurs, when pressure recovery is to 0, pneumatically
Valve 16 is closed, and is facilitated and is occurred in protection autoclave body, unprotect measure causes serious consequence after preventing mechanically-sealing apparatus from going wrong.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of vacuum distillation mechanical sealing device for cauldron, including autoclave body (15), it is characterised in that: the upper end of the autoclave body (15)
It is equipped with mounting plate (14), the upper end of the mounting plate (14) is fixed with fixing seat (13), and sky is equipped in the fixing seat (13)
Chamber, the top and bottom in the cavity are equipped with opening, common through being equipped with rotation axis (9) in two openings, the rotation
One end of axis (9) is through mounting plate (14) and autoclave body (15) and extends in autoclave body (15), the top and bottom in the cavity
It is respectively and fixedly provided with stationary seat (3), one end of the stationary seat (3) is respectively and fixedly provided with stationary ring (10), and one of stationary ring (10) is equipped with
Protective device is equipped with the second O-ring (11) jointly between the stationary ring (10) and stationary seat (3), one of stationary ring (10)
Upper end be equipped with rotating ring (8), the upper end of the rotating ring (8) is equipped with throw-out collar (6), installs between the rotating ring (8) and throw-out collar (6)
Have the first O-ring (7), the upper end of the throw-out collar (6) is equidistantly fixed with multiple springs (5), and the upper end of multiple springs (5) is common
It is fixed with spring base (4).
2. a kind of vacuum distillation mechanical sealing device for cauldron according to claim 1, which is characterized in that two stationary seats
(3) one end is all provided with there are two the first limiting slot, and the top and bottom in the cavity are all provided with there are two the second limiting slot, and the
Two limiting slots and the first limiting slot correspond, and are fixed with stop pin jointly in first limiting slot and the second limiting slot
(12).
3. a kind of vacuum distillation mechanical sealing device for cauldron according to claim 1, which is characterized in that the protective device
Including the first connecting tube (1) being disposed therein on a stationary ring (10), fixing seat is run through in one end of first connecting tube (1)
(13) and the sides of fixing seat (13) being extended to, one end of first connecting tube (1) is equipped with detection of negative pressure transmitter (2),
The side of the autoclave body (15) is fixed with the second connecting tube (17), and one end of second connecting tube (17) is fixed with nitrogen gas tank
(18), pneumatic operated valve (16) are installed on second connecting tube (17).
4. a kind of vacuum distillation mechanical sealing device for cauldron according to claim 1, which is characterized in that described first is O-shaped
Circle (7) is all made of rubber with the second O-ring (11) and is made.
5. a kind of vacuum distillation mechanical sealing device for cauldron according to claim 1, which is characterized in that the mounting plate
(14) multiple through-holes (20) equidistantly are equipped on.
6. a kind of vacuum distillation mechanical sealing device for cauldron according to claim 3, which is characterized in that second connection
Pipe (17) is made of three type polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821342861.8U CN208770879U (en) | 2018-08-21 | 2018-08-21 | A kind of vacuum distillation mechanical sealing device for cauldron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821342861.8U CN208770879U (en) | 2018-08-21 | 2018-08-21 | A kind of vacuum distillation mechanical sealing device for cauldron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208770879U true CN208770879U (en) | 2019-04-23 |
Family
ID=66157439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821342861.8U Active CN208770879U (en) | 2018-08-21 | 2018-08-21 | A kind of vacuum distillation mechanical sealing device for cauldron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208770879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535402A (en) * | 2020-04-25 | 2020-08-14 | 上海南汇压力容器厂有限公司 | A diaphragm air pressure tank with a joint sealing structure |
-
2018
- 2018-08-21 CN CN201821342861.8U patent/CN208770879U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535402A (en) * | 2020-04-25 | 2020-08-14 | 上海南汇压力容器厂有限公司 | A diaphragm air pressure tank with a joint sealing structure |
| CN111535402B (en) * | 2020-04-25 | 2021-03-26 | 上海南汇压力容器厂有限公司 | A diaphragm air pressure tank with a joint sealing structure |
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