CN201434075Y - Assembled type double end surface mechanical seal device - Google Patents

Assembled type double end surface mechanical seal device Download PDF

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Publication number
CN201434075Y
CN201434075Y CN2009200967508U CN200920096750U CN201434075Y CN 201434075 Y CN201434075 Y CN 201434075Y CN 2009200967508 U CN2009200967508 U CN 2009200967508U CN 200920096750 U CN200920096750 U CN 200920096750U CN 201434075 Y CN201434075 Y CN 201434075Y
Authority
CN
China
Prior art keywords
ring
gland
stationary ring
positioning block
rotating ring
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.)
Expired - Fee Related
Application number
CN2009200967508U
Other languages
Chinese (zh)
Inventor
冯国光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN CITSE MACHINERY TECHNOLOGY Co Ltd
Original Assignee
TIANJIN CITSE MACHINERY TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN CITSE MACHINERY TECHNOLOGY Co Ltd filed Critical TIANJIN CITSE MACHINERY TECHNOLOGY Co Ltd
Priority to CN2009200967508U priority Critical patent/CN201434075Y/en
Application granted granted Critical
Publication of CN201434075Y publication Critical patent/CN201434075Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an integrally-assembled type double end surface mechanical seal device, which comprises a shaft sleeve, a movable ring, a stationary ring, an anti-rotary seat, a gland anda seal ring which are mounted on a transmission shaft. The device is characterized in that a ring-shaped clamping groove is processed at one end of the shaft sleeve, and the movable ring is insertedin the clamping groove, and is driven to rotate by a drive pin; the stationary ring is sleeved on the gland, and connected with the anti-rotary seat; the anti-rotary seat is connected with an anti-rotary pin; the stationary ring is mounted inside of the other end of the gland, and is connected with the anti-rotary seat; the movable ring is sleeved on the shaft sleeve on the right side of the stationary ring, and is connected with a movable ring drive pin on a spring seat; the spring seat is mounted on the shaft sleeve, a positioning block is mounted outside of the spring seat, the gland is connected at the front end of the positioning block, and the positioning block is connected with the shaft sleeve through a locking ring. The structure forms two paths of seal, when the vibration of devices occur, the floating anti-rotary seat can buffer the damage to the mechanical seal due to the vibration in time, and ensures the mechanical seal to be more secure and reliable, besides, the devicehas the advantages of simple structure, convenient installation, good sealing performance, and the like.

Description

The unit loading type double end-face mechanical sealing device
Technical field
The utility model belongs to the mechanical sealing technology field, particularly relates to a kind of unit loading type double end-face mechanical sealing device.
Background technique
Mechanical seal is a kind of seal arrangement that prevents that working fluid from leaking along running shaft, it is mainly sealed by the sealing surface that stationary ring and rotating ring form, stationary ring is connected with the pump housing with rotating shaft respectively by its link with rotating ring, the fitting surface of stationary ring and rotating ring is in the state of fitting tightly all the time in relative rotary course, stop medium to pass through, thereby reach the purpose of sealing.The general single or double sealing configuration that adopts of existing mechanical sealing, promptly have a pair of or two pairs of rotating ring and stationary rings perpendicular to axis at seal arrangement, and rotating ring and stationary ring end face keep fitting and slide, rotating ring rotates with axle, and stationary ring is connected with gland to finish by rotating ring and stationary ring friction pair slide relative running shaft is played seal action.Present above-mentioned sealing configuration can not bear the big play of equipment axis and beat, and bigger axle play and beating all can cause the bigger variation of opening of dynamic and static ring sealing face or initial tension of spring, thereby causes the leakage of mechanical seal, and reliability is difficult to guarantee.
Summary of the invention
The utility model provides a kind of unit loading type double end-face mechanical sealing device of simple in structure, easy for installation, good seal performance for solving the technical problem that exists in the known technology.
The technological scheme that the utility model is taked for the technical problem that exists in the solution known technology is:
A kind of unit loading type double end-face mechanical sealing device, comprise the axle sleeve of installing on the transmission shaft, rotating ring, stationary ring, anti-swivel base, gland and seal ring, it is characterized in that: an end of described axle sleeve is processed with annular slot, be fitted with rotating ring in the draw-in groove, rotating ring connects driving pin, driving pin is installed in the draw-in groove of axle sleeve, described stationary ring is sleeved on the gland, stationary ring and sleeve outer circle perisporium leave the gap, stationary ring is connected anti-swivel base, and anti-swivel base connects the stop pin that is installed on the gland, and the inside of the gland the other end is equipped with stationary ring, stationary ring connects the stationary ring stop pin that is provided with on the anti-swivel base, the right-hand axis of stationary ring puts and is set with rotating ring, and stationary ring and sleeve outer circle perisporium leave the gap, and rotating ring connects seal driving pin, the other end of seal driving pin mounts elastically, the rotating ring compensation device is installed on the spring seat, and spring seat is installed on the axle sleeve, and the outside of spring seat is equipped with positioning block, the front end of positioning block connects gland, and positioning block is by the locking ring connecting bushing.
The utility model can also adopt following technical measures:
Described rotating ring compensation device comprises the spring that spring fixture block, spring fixture block connect, and spring is installed in the spring seat.
Be processed with draw-in groove near the positioning block side on the outer circle wall of described gland.
The front end inboard of described positioning block is provided with Ka Tai, and Ka Tai is installed in the draw-in groove on the gland.
Advantage and the good effect that the utlity model has are: because the utility model is symmetrically installed with two groups of rotating rings and stationary ring on axle, promptly form the double seals structure, anti-swivel base in this external sealing configuration is in quick condition, all the other each Sealings are connected with axle sleeve, produce play or beat when axle like this, axle sleeve can drive two cover sealing friction pair and the anti-swivel base that floats compensates timely because the play that axle causes and beating, the infringement that elimination brings mechanical seal, make mechanical seal more safe and reliable, the utility model also has simple in structure in addition, easy for installation, advantages such as good seal performance.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1, transmission shaft; 2, axle sleeve; 2-1, annular slot; 3, rotating ring; 4, stationary ring; 5, anti-swivel base; 6, gland; 6-1, draw-in groove; 7, O RunddichtringO; 8, O RunddichtringO; 9, stationary ring; 10, O RunddichtringO; 11, rotating ring; 12, spring seat; 13, O RunddichtringO; 14, positioning block; 14-1, Ka Tai; 15, O RunddichtringO; 16, locking ring; 17, driving pin; 18, stop pin; 19, stationary ring stop pin, 20, seal driving pin; 21, rotating ring compensation device; 21-1, spring fixture block; 21-2, spring.
Embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Embodiment:
See also Fig. 1, a kind of unit loading type double end-face mechanical sealing device comprises axle sleeve 2, the rotating ring (3,11) installed on the transmission shaft 1, stationary ring (4,9), anti-swivel base 5, gland 6 and seal ring; One end of axle sleeve 2 wherein is processed with annular slot 2-1, be fitted with rotating ring 3 in the draw-in groove 2-1, rotating ring 3 connects driving pin 17, driving pin 17 is installed in the draw-in groove 2-1 of axle sleeve 2, rotating ring 3 is driven by driving pin 17, between draw-in groove 2-1 inner peripheral wall and the rotating ring 3 O RunddichtringO 7 is installed, described stationary ring 4 is sleeved on the gland 6, stationary ring 4 leaves the gap with axle sleeve 2 outer circle walls, stationary ring 4 is connected anti-swivel base 5, anti-swivel base 5 connects the stop pin 18 that is installed on the gland 6, and stop pin 18 prevents the swivel base rotation and can produce axial relative displacement with gland 6 that anti-like this swivel base 5 is in quick condition, gland 6 is installed in the outside of stationary ring 4 and anti-swivel base 5, be processed with draw-in groove 6-1 on the outer circle wall of gland 6, be provided with O RunddichtringO 8 between stationary ring 4 and the gland 6, the above-mentioned a pair of rotating ring 3 and the rubbing surface of stationary ring 4 fit and form the sealing of first road.The inside of gland 6 the other ends is equipped with stationary ring 9, gland 6 is installed O RunddichtringO 10 with stationary ring 9, stationary ring 9 connects anti-swivel base 5, stationary ring 9 connects the stationary ring stop pin 19 that is provided with on the anti-swivel base 5, be set with rotating ring 11 on the right side axle sleeve 2 of stationary ring 9, rotating ring 11 leaves the gap with axle sleeve 2 outer circle walls, rotating ring 11 connects seal driving pin 20, the other end of seal driving pin 20 is installed on the spring seat 12, rotating ring compensation device 21 is installed on the spring seat 12, rotating ring compensation device 21 comprises spring fixture block 21-1, the spring 21-2 that spring fixture block 21-1 connects, spring 21-2 is installed in the spring seat 12.Rotating ring compensation device 21 fits together two pairs of dynamic and static ring end faces and compensate for wear, between rotating ring 11 and the spring seat 12 O RunddichtringO 13 is installed, and this rubbing surface to rotating ring 11 and stationary ring 9 fits and forms the sealing of second road.Spring seat 12 is installed on the axle sleeve 2, and O RunddichtringO 15 is installed between spring seat and the axle sleeve, the outside that spring is 12 is equipped with positioning block 14, the front end inboard of positioning block 14 is provided with card platform 14-1, card platform 14-1 is installed in the draw-in groove 6-1 on the gland 6, and positioning block 14 is locked on the axle sleeve 2 by locking ring 16.
Because the utility model is symmetrically installed with two groups of rotating rings and stationary ring on axle, promptly form the double seals structure, anti-swivel base in this external sealing configuration is in quick condition, all the other each Sealings are connected with axle sleeve, produce play or beat when axle like this, axle sleeve can drive two cover sealing friction pair and the anti-swivel base that floats compensates timely because the play of axle and beating, the infringement that elimination brings mechanical seal, make mechanical seal more safe and reliable, the utility model also has advantages such as simple in structure, easy for installation, good seal performance in addition.

Claims (4)

1. unit loading type double end-face mechanical sealing device, comprise the axle sleeve of installing on the transmission shaft, rotating ring, stationary ring, anti-swivel base, gland and seal ring, it is characterized in that: an end of described axle sleeve is processed with annular slot, be fitted with rotating ring in the draw-in groove, rotating ring connects driving pin, driving pin is installed in the draw-in groove of axle sleeve, described stationary ring is sleeved on the gland, stationary ring and sleeve outer circle perisporium leave the gap, stationary ring is connected anti-swivel base, and anti-swivel base connects the stop pin that is installed on the gland, and the inside of the gland the other end is equipped with stationary ring, stationary ring connects the stationary ring stop pin that is provided with on the anti-swivel base, the right-hand axis of stationary ring puts and is set with rotating ring, and stationary ring and sleeve outer circle perisporium leave the gap, and rotating ring connects seal driving pin, the other end of seal driving pin mounts elastically, the rotating ring compensation device is installed on the spring seat, and spring seat is installed on the axle sleeve, and the outside of spring seat is equipped with positioning block, the front end of positioning block connects gland, and positioning block is by the locking ring connecting bushing.
2. unit loading type double end-face mechanical sealing device according to claim 1 is characterized in that: described rotating ring compensation device comprises the spring that spring fixture block, spring fixture block connect, and spring is installed in the spring seat.
3. unit loading type double end-face mechanical sealing device according to claim 1 is characterized in that: be processed with draw-in groove near the positioning block side on the outer circle wall of described gland.
4. according to claim 1 or 3 described unit loading type double end-face mechanical sealing devices, it is characterized in that: the front end inboard of described positioning block is provided with Ka Tai, and Ka Tai is installed in the draw-in groove on the gland.
CN2009200967508U 2009-05-15 2009-05-15 Assembled type double end surface mechanical seal device Expired - Fee Related CN201434075Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009200967508U CN201434075Y (en) 2009-05-15 2009-05-15 Assembled type double end surface mechanical seal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009200967508U CN201434075Y (en) 2009-05-15 2009-05-15 Assembled type double end surface mechanical seal device

Publications (1)

Publication Number Publication Date
CN201434075Y true CN201434075Y (en) 2010-03-31

Family

ID=42052883

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009200967508U Expired - Fee Related CN201434075Y (en) 2009-05-15 2009-05-15 Assembled type double end surface mechanical seal device

Country Status (1)

Country Link
CN (1) CN201434075Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102011865A (en) * 2010-10-15 2011-04-13 新疆乌苏市北方新科有限公司 Split type solid dust mechanical seal system
CN102297264A (en) * 2011-08-08 2011-12-28 艾迪机器(杭州)有限公司 Container-type mechanical shaft seal piece and double-end surface shaft seal piece comprising same
CN102588264A (en) * 2011-01-14 2012-07-18 上海易昆机械工程有限公司 Combined cartridge mechanical sealing structure
CN109340377A (en) * 2018-09-28 2019-02-15 安徽安密机械密封有限公司 A kind of elastomer spring mechanical seal and its processing technology
CN113323593A (en) * 2021-07-07 2021-08-31 栾彦龙 Mine drilling is bled and is used equipment sealing member

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102011865A (en) * 2010-10-15 2011-04-13 新疆乌苏市北方新科有限公司 Split type solid dust mechanical seal system
CN102011865B (en) * 2010-10-15 2013-01-23 新疆乌苏市北方新科有限公司 Split type solid dust mechanical shaft seal system
CN102588264A (en) * 2011-01-14 2012-07-18 上海易昆机械工程有限公司 Combined cartridge mechanical sealing structure
CN102297264A (en) * 2011-08-08 2011-12-28 艾迪机器(杭州)有限公司 Container-type mechanical shaft seal piece and double-end surface shaft seal piece comprising same
CN102297264B (en) * 2011-08-08 2014-04-09 艾迪机器(杭州)有限公司 Container-type mechanical shaft seal piece and double-end surface shaft seal piece comprising same
CN109340377A (en) * 2018-09-28 2019-02-15 安徽安密机械密封有限公司 A kind of elastomer spring mechanical seal and its processing technology
CN113323593A (en) * 2021-07-07 2021-08-31 栾彦龙 Mine drilling is bled and is used equipment sealing member

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100331

Termination date: 20130515