CN109654229A - The external protection integrated mechanical seal device of counterbalance spring - Google Patents
The external protection integrated mechanical seal device of counterbalance spring Download PDFInfo
- Publication number
- CN109654229A CN109654229A CN201811563147.6A CN201811563147A CN109654229A CN 109654229 A CN109654229 A CN 109654229A CN 201811563147 A CN201811563147 A CN 201811563147A CN 109654229 A CN109654229 A CN 109654229A
- Authority
- CN
- China
- Prior art keywords
- ring
- spring
- stationary
- gland
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000003068 static effect Effects 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 238000004939 coking Methods 0.000 abstract description 9
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3452—Pressing means the pressing force resulting from the action of a spring
-
- 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
- F16J15/3464—Mounting of the seal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Sealing (AREA)
Abstract
The external protection integrated mechanical seal device of counterbalance spring of the present invention, including axle sleeve, moving ring assembly, static components, stationary ring counterbalance spring component, gland, shaft sleeve positioning structure, it is mainly characterized by comprising: on the right side of stationary seat (31) that annular portion (31a) and gland (5) axis hole are slidably matched and are equipped with O-ring seals (35), the outside of annular portion (31a) is equipped with outer extension seam allowance ring (31b) on the right side of stationary seat (31), throw-out collar (43) sliding anti-rotation is fitted on the outer extension seam allowance ring (31b), inner stopper slot (51) cooperation that spring case (41) is opened up by male half coupling (411) and gland (5) right end is fixedly mounted, the hanging groove (47) opened up on integrated positioning block (64) and spring case right side is connected on transmission ring (61) outer ring surface to cooperate, it is pressing The lower part of lid (5) offers the fluid hole (54) for leading to spring case left chamber (T), its counterbalance spring is external and effectively prevent counterbalance spring coking and blocking, and mechanically-sealing apparatus, which integrally collects to be fitted together, to be readily transported, installs and uses.
Description
Technical field
The present invention relates to mechanically-sealing apparatus, especially for pumped (conveying) medium be highly viscous easy coking oil pump,
A kind of exterior integrated mechanical seal device that Pulp pump uses, it is easy for installation to improve leakproofness and service life.
Background technique
The prior art be applied to the spring type mechanical sealing of high viscosity medium oil pump and Pulp pump by axle sleeve, moving ring assembly,
Static components, stationary ring counterbalance spring, axle sleeve and axis cooperation positioning mechanism composition, in mechanical seal operation process, medium can lead to
Stationary ring O-ring and dynamic and static ring cooperation seal face small amount of leakage are crossed, medium and impurity can remain in coking at stationary ring counterbalance spring,
Spring-compensating effect, the serious service life for affecting mechanical seal are influenced, to influence the working efficiency of production, is increased
Maintenance cost.
Summary of the invention
It is high viscosity the object of the present invention is to provide a kind of suitable pumped (conveying) medium, the oil pump of easy coking, Pulp pump use and prevent
The integrated mechanical seal device of counterbalance spring coking and blocking.To effectively prevent counterbalance spring coking and blocking, mechanical seal is improved
Service life, and be easily installed use.
The present invention includes axle sleeve, moving ring assembly, static components, stationary ring counterbalance spring component, gland, shaft sleeve positioning structure.
Moving ring assembly includes rotating seat 21, rotating ring 22, stop pin 23, sealing ring 24；Seam allowance is offered in the left end of axle sleeve 1
The left end of platform 11, rotating seat 21 is fixedly connected with the stopping table 11 that axle sleeve left end opens up with merga pass screw 25, and rotating ring 2 is embedded in
It is fixed in the inner stopper 211 that 21 right end of rotating seat opens up, sealing ring 24 is equipped in 21 inner stopper 211 of rotating seat, in rotating ring
Stop pin 23 is set between seat 21 and rotating ring 22.
Static components include stationary seat 31, stationary ring 32, stop pin 33, sealing ring 34；Stationary ring 32 is embedded in and is fixed on stationary seat
In the inner stopper 311 that 31 left ends open up, sealing ring 34 is equipped in 31 inner stopper 311 of stationary seat, in stationary seat 31 and stationary ring 22
Between be arranged stop pin 33；31 right side annular portion 31a of stationary seat is slidably matched with 5 axis hole of gland, offers on 5 axis hole of gland close
Sealing groove and O-ring seals 35.
Outer extension seam allowance ring 31b is equipped in the outside of 31 right side annular portion 31a of stationary seat.
Stationary ring counterbalance spring component is made of spring case 41, counterbalance spring 42, throw-out collar 43, stop pin 44；Spring case 41 is logical
It crosses the cooperation of inner stopper slot 51 that male half coupling 411 and 5 right end of gland open up to be fixedly mounted, the circumference on 41 left side 41a of spring case
It is uniformly distributed and opens up several spring mounting holes 412, counterbalance spring 42 is mounted on the spring installation opened up on 41 left side of spring case
In hole 412, throw-out collar 43 slides anti-rotation and is fitted on the outer extension seam allowance ring 31b of the stationary seat 3, the stationary seat 3
The outer right end for extending seam allowance ring 31b is more than the left side 41a of spring case 41,42 thrust throw-out collar of counterbalance spring, 43 right-hand end
Face, the stationary seat 31 of axial thrust effect to the left of throw-out collar 43 carry out elastic compensating；Stop pin is set between spring case 41 and throw-out collar 43
44。
Shaft sleeve positioning structure includes transmission ring 61, integrated positioning block 64；Transmission ring 61 offers inner stopper 611, transmission ring
61 pass through the right end seam allowance location fit of its inner stopper 611 and axle sleeve 1, and transmission ring 61, axle sleeve 1 pass through holding screw 62 and pump shaft
It is fixedly connected；Lead to screw 63 on 61 outer ring surface of transmission ring and be fixedly connected with integrated positioning block 64, is equipped on integrated positioning block 64
The hanging groove 47 opened up on hook 64a, the hook 64a of integrated positioning block 64 and 41 right side of spring case cooperates.
The present invention offers the flushing liquor inlet opening 53 for leading to seal face exocoel Q on the top of gland 5, to sealed end
Face exocoel Q is rinsed.
The present invention offers the fluid hole 54 for leading to 41 left chamber T of spring case in the lower part of gland 5.Through 5 axis hole of gland with
The medium of 31 right side annular portion 31a mating surface O-ring seals 35 of stationary seat leakage is had by 41 left side cavity T of spring case and fluid hole 54
Outside effect discharge gland 5, avoids medium from entering in spring mounting hole 412 to 42 coking and blocking of counterbalance spring, influence counterbalance spring
42 stretch compensation effect.
The present invention is cooperated by the hanging groove 47 opened up on the integrated positioning block hook 64a and 41 right side of spring case,
Collect axle sleeve, moving ring assembly, static components, stationary ring counterbalance spring component, gland mutually to be fitted together, be filled convenient for the mechanical seal
Set transport and using installation.After the gland 5 and the pump housing of the mechanical seal are fixedly mounted, transmission ring 61, axle sleeve 1 pass through clamp screw
After nail 62 is fixed with pump shaft, integrated limited block 64 is unloaded.
The right end for extending seam allowance ring 31b outside stationary seat 3 of the present invention is more than the left side 41a of spring case 41, so that
The medium and impurity leaked out by dynamic and static ring counterface is by extending the outer end seam allowance ring 31b and bullet outside the stationary seat 3
41 inner ring surface 41b of spring box is flowed directly out outside gland 5, and medium and impurity cannot enter in 42 installation cavity of counterbalance spring, especially
It in the spring mounting hole 411 opened up on spring case 41, prevents medium and impurity to 42 coking and blocking of counterbalance spring, influences to compensate bullet
The stretch compensation effect of spring 42.
Counterbalance spring of the present invention is external to effectively prevent counterbalance spring coking and blocking, improves the service life of mechanical seal, machine
Tool sealing device, which integrally collects, to be fitted together, and is readily transported, is installed and used, and integrated form installation guarantees the accurate of seal operation state
Property, it is quick and easy for installation, eliminate artificial installation error.
The present invention is especially suitable for pressure≤4.2Mpa, temperature≤176 DEG C, revolving speed≤6000RPM operating condition is used.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Specific embodiment
The present invention is by axle sleeve, moving ring assembly, static components, stationary ring counterbalance spring component, gland, shaft sleeve positioning structure group
At.
Moving ring assembly is made of rotating seat 21, rotating ring 22, stop pin 23, sealing ring 24；It is offered only in the left end of axle sleeve 1
The left end of mouth platform 11, rotating seat 21 is fixedly connected with the stopping table 11 that axle sleeve left end opens up with merga pass screw 25, and rotating ring 2 is embedding
Dress is fixed in the inner stopper 211 that 21 right end of rotating seat opens up, and sealing ring 24 is equipped in 21 inner stopper 211 of rotating seat, dynamic
Stop pin 23 is set between ring seat 21 and rotating ring 22.
Static components are made of stationary seat 31, stationary ring 32, stop pin 33, sealing ring 34, and stationary ring 32 is embedded in and is fixed on stationary ring
In the inner stopper 311 that 31 left ends of seat open up, sealing ring 34 is equipped in 31 inner stopper 311 of stationary seat, in stationary seat 31 and stationary ring
Stop pin 33 is set between 22；31 right side annular portion 31a of stationary seat is slidably matched with 5 axis hole of gland, offers on 5 axis hole of gland
Seal groove and O-ring seals 35, O-ring seals 35 carry out 5 axis hole of gland with 31 right side annular portion 31a mating surface of stationary seat close
Envelope.
Outer extension seam allowance ring 31b is equipped in the outside (right end) of 31 right side annular portion 31a of stationary seat.
Stationary ring counterbalance spring component is made of spring case 41, counterbalance spring 42, throw-out collar 43, stop pin 44；Spring case 41 is logical
It crosses the cooperation of inner stopper slot 51 that male half coupling 411 and 5 right end of gland open up to be fixedly mounted, the circumference on 41 left side 41a of spring case
It is uniformly distributed and opens up several spring mounting holes 412, counterbalance spring 42 is mounted on the spring installation opened up on 41 left side of spring case
In hole 412, throw-out collar 43 slides anti-rotation and is fitted on the outer extension seam allowance ring 31b of the stationary seat 3, the stationary seat 3
The outer right end for extending seam allowance ring 31b is more than the left side 41a of spring case 41,42 thrust throw-out collar of counterbalance spring, 43 right-hand end
Face, the stationary seat 31 of axial thrust effect to the left of throw-out collar 43 carry out elastic compensating；Stop pin is set between spring case 41 and throw-out collar 43
44。
Shaft sleeve positioning structure is made of transmission ring 61 and integrated locating piece 64；Transmission ring 61 offers inner stopper 611, transmission
Ring 61 passes through the right end seam allowance location fit of its inner stopper 611 and axle sleeve 1, and transmission ring 61, axle sleeve 1 pass through holding screw 62 and pump
Axis is fixedly connected；Lead to screw 63 on 61 outer ring surface of transmission ring and be fixedly connected with integrated positioning block 64, is set on integrated positioning block 64
There is a hook 64a, the hanging groove 47 opened up on the hook 64a of integrated positioning block 64 and 41 right side of spring case cooperates.
The flushing liquor inlet opening 53 for leading to seal face exocoel Q is offered on the top of gland 5.
The fluid hole 54 for leading to 41 left chamber T of spring case is offered in the lower part of gland 5.
Claims (3)
1. the external protection integrated mechanical seal device of counterbalance spring, including the compensation of axle sleeve, moving ring assembly, static components, stationary ring
Spring assembly, gland, shaft sleeve positioning structure, it is characterized in that:
Moving ring assembly includes rotating seat (21), rotating ring (22), stop pin (23), sealing ring (24)；It is opened up in the left end of axle sleeve (1)
Have stopping table (11), the stopping table (11) that the left end and axle sleeve left end of rotating seat (21) open up is fixed with merga pass screw (25)
Connection, rotating ring (2) is embedded in and is fixed in the inner stopper (211) that rotating seat (21) right end opens up, in rotating seat (21) inner stopper
(211) sealing ring (24) are equipped in, stop pin (23) are set between rotating seat (21) and rotating ring (22)；
Static components include stationary seat (31), stationary ring (32), stop pin (33), sealing ring (34)；Stationary ring (32) is embedded in and is fixed on
In the inner stopper (311) that stationary seat (31) left end opens up, sealing ring (34) are equipped in stationary seat (31) inner stopper (311),
Stop pin (33) are set between stationary seat (31) and stationary ring (22)；Annular portion (31a) and gland (5) axis hole are sliding on the right side of stationary seat (31)
Dynamic cooperation, offers seal groove and O-ring seals (35) on gland (5) axis hole；
The outside of annular portion (31a) is equipped with outer extension seam allowance ring (31b) on the right side of stationary seat (31)；
Stationary ring counterbalance spring component is made of spring case (41), counterbalance spring (42), throw-out collar (43), stop pin (44)；Spring case
(41) inner stopper slot (51) cooperation opened up by male half coupling (411) and gland (5) right end is fixedly mounted, on spring case (41) left side
Even circumferential distribution opens up several spring mounting holes (412) on end face (41a), and counterbalance spring (42) is mounted on spring case (41) left side
In the spring mounting hole (412) opened up on end face, throw-out collar (43) sliding anti-rotation is fitted to the stationary seat (3) and extends outside
On seam allowance ring (31b), the stationary seat (3) extends left side of the right end more than spring case (41) of seam allowance ring (31b) outside
(41a), counterbalance spring (42) thrust throw-out collar (43) right end face；Anti-rotation is set between spring case (41) and throw-out collar (43)
It sells (44)；
Shaft sleeve positioning structure includes transmission ring (61), integrated positioning block (64)；Transmission ring (61) offers inner stopper (611), passes
Rotating ring (61) passes through the right end seam allowance location fit of its inner stopper (611) and axle sleeve (1), and transmission ring (61), axle sleeve (1) pass through tight
Determine screw (62) to be fixedly connected with pump shaft；Lead to screw (63) on transmission ring (61) outer ring surface and is fixedly connected with integrated positioning block
(64), it is equipped with hook (64a) on integrated positioning block (64), the hook (64a) of integrated positioning block (64) and spring case (41) are right
Hanging groove (47) cooperation opened up on end face.
2. the external protection integrated mechanical seal device of counterbalance spring according to claim 1, it is characterized in that: in gland
(5) top offers the flushing liquor inlet opening (53) for leading to seal face exocoel (Q).
3. the external protection integrated mechanical seal device of counterbalance spring according to claim 1 or 2, it is characterized in that: pressing
The lower part of lid (5) offers the fluid hole (54) for leading to spring case (41) left chamber (T).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811563147.6A CN109654229B (en) | 2018-12-20 | 2018-12-20 | Compensation spring external protection integrated mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811563147.6A CN109654229B (en) | 2018-12-20 | 2018-12-20 | Compensation spring external protection integrated mechanical sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109654229A true CN109654229A (en) | 2019-04-19 |
| CN109654229B CN109654229B (en) | 2024-01-16 |
Family
ID=66115391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811563147.6A Active CN109654229B (en) | 2018-12-20 | 2018-12-20 | Compensation spring external protection integrated mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109654229B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645160A (en) * | 2019-06-21 | 2020-01-03 | 中国计量大学上虞高等研究院有限公司 | Stroke hydraulic valve control rotor plunger composite pump machine |
| CN111442091A (en) * | 2020-04-21 | 2020-07-24 | 丹东克隆集团有限责任公司 | Integrated closed spring compensation static ring assembly of mechanical sealing device |
| CN111442092A (en) * | 2020-04-21 | 2020-07-24 | 丹东克隆集团有限责任公司 | Mechanical sealing device for closed integrated spring compensation static ring assembly |
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| CN201434075Y (en) * | 2009-05-15 | 2010-03-31 | 天津西泰斯机械技术有限公司 | Assembled type double end surface mechanical seal device |
| CN102072321A (en) * | 2011-01-24 | 2011-05-25 | 丹东克隆集团有限责任公司 | Mechanical seal device of screw power machine |
| CN204900826U (en) * | 2015-06-07 | 2015-12-23 | 成都一通密封有限公司 | Crystallization machine is special sealed |
| CN106369167A (en) * | 2016-11-10 | 2017-02-01 | 丹东克隆集团有限责任公司 | Integrated external spring compensation type mechanical sealing device |
| CN107401616A (en) * | 2017-07-28 | 2017-11-28 | 丹东克隆集团有限责任公司 | Nuclear power low pressure safety injection pump mechanically-sealing apparatus |
| CN209856381U (en) * | 2018-12-20 | 2019-12-27 | 丹东克隆集团有限责任公司 | External protection integrated mechanical sealing device of compensating spring |
-
2018
- 2018-12-20 CN CN201811563147.6A patent/CN109654229B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201434075Y (en) * | 2009-05-15 | 2010-03-31 | 天津西泰斯机械技术有限公司 | Assembled type double end surface mechanical seal device |
| CN102072321A (en) * | 2011-01-24 | 2011-05-25 | 丹东克隆集团有限责任公司 | Mechanical seal device of screw power machine |
| CN204900826U (en) * | 2015-06-07 | 2015-12-23 | 成都一通密封有限公司 | Crystallization machine is special sealed |
| CN106369167A (en) * | 2016-11-10 | 2017-02-01 | 丹东克隆集团有限责任公司 | Integrated external spring compensation type mechanical sealing device |
| CN107401616A (en) * | 2017-07-28 | 2017-11-28 | 丹东克隆集团有限责任公司 | Nuclear power low pressure safety injection pump mechanically-sealing apparatus |
| CN209856381U (en) * | 2018-12-20 | 2019-12-27 | 丹东克隆集团有限责任公司 | External protection integrated mechanical sealing device of compensating spring |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645160A (en) * | 2019-06-21 | 2020-01-03 | 中国计量大学上虞高等研究院有限公司 | Stroke hydraulic valve control rotor plunger composite pump machine |
| CN111442091A (en) * | 2020-04-21 | 2020-07-24 | 丹东克隆集团有限责任公司 | Integrated closed spring compensation static ring assembly of mechanical sealing device |
| CN111442092A (en) * | 2020-04-21 | 2020-07-24 | 丹东克隆集团有限责任公司 | Mechanical sealing device for closed integrated spring compensation static ring assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109654229B (en) | 2024-01-16 |
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