CN206889679U - Mechanically-sealing apparatus with wedge-type seal structure - Google Patents
Mechanically-sealing apparatus with wedge-type seal structure Download PDFInfo
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- CN206889679U CN206889679U CN201720787005.2U CN201720787005U CN206889679U CN 206889679 U CN206889679 U CN 206889679U CN 201720787005 U CN201720787005 U CN 201720787005U CN 206889679 U CN206889679 U CN 206889679U
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- rotating
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- rotating shaft
- wedge
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Abstract
The utility model provides the mechanically-sealing apparatus with wedge-type seal structure, belongs to technical field of mechanical;It solves rotating ring and the technical problem that axis of rotation synchronous effect is poor, sealing effectiveness is poor in existing machinery sealing;Mechanically-sealing apparatus with wedge-type seal structure, including rotating shaft and the stationary seat being sequentially arranged in rotating shaft, stationary ring, rotating ring and rotating seat, stationary ring is installed on stationary seat, rotating ring is installed on rotating seat and is butted on stationary ring, rotating ring, rotating seat can be with rotating shaft synchronous axial systems, one end of rotating seat is to medial recess and between rotating seat and rotating shaft formed with annular groove, the wedge ring in annular groove is provided with rotating shaft, wedge ring is against in rotating seat and rotating shaft respectively, spring is arranged with rotating shaft, spring one end axial restraint, the other end are against on wedge ring;Under the action of the spring, wedge ring is against rotating shaft all the time and on rotating seat, rotating seat remains synchronous with rotating shaft so that the sealing between rotating ring and stationary ring is preferable.
Description
Technical field
The utility model belongs to technical field of mechanical, is related to the mechanically-sealing apparatus with wedge-type seal structure.
Background technology
Mechanically-sealing apparatus is by a pair or several to making the relative end face slided in Fluid pressure and compensation machine perpendicular to axle
Elastic force (or magnetic force) effect of structure is lower to be kept being bonded and is equipped with auxiliary seal and reaches the gland seal device of Drain Resistance, and it is relative to other
The sealing device of type have reliability is high, the good tool frictional property of machine is preferable, service life is long, wide adaptation range etc. a little, therefore
The every field being widely used in life.
Existing mechanically-sealing apparatus includes rotating shaft and stationary seat, stationary ring, rotating ring, rotating seat in rotating shaft,
Stationary ring is arranged on stationary seat, and rotating ring is arranged on rotating seat, and rotating seat is connected with rotating shaft, and spring, bullet are additionally provided with rotating shaft
Spring one end is static, and the other end is against on rotating seat, and one end end face of rotating ring is against on one end end face of stationary ring, during work, rotating ring
Can be with rotating shaft synchronous axial system with rotating seat, and rotating ring makees frictional rotation with respect to stationary ring, this mechanical seal structure, is realizing rotating shaft
While normal rotation, there is preferable sealing property, but following technical problem be present, assembling when or later stage work mistake
The situation of relative rotation occurs with rotating shaft, causes the synchronous effect of rotating seat and rotating shaft poor, such case for Cheng Zhong, rotating seat
Under, the frictional rotation effect between rotating ring and stationary ring is poor, so largely effects on the sealing property between rotating ring and stationary ring.
In summary, in order to solve technical problem existing for above-mentioned mechanical seal, it is necessary to which to design a kind of rotating ring same with rotating shaft
Sealing effectiveness preferably has the mechanically-sealing apparatus of wedge-type seal structure between step effect, rotating ring and stationary ring.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of rotating ring is synchronous with rotating shaft
Sealing effectiveness preferably has the mechanically-sealing apparatus of wedge-type seal structure between effect, rotating ring and stationary ring.
The purpose of this utility model can be realized by following technical proposal:Mechanical seal dress with wedge-type seal structure
Put, including rotating shaft and the stationary seat, stationary ring, rotating ring and the rotating seat that are sequentially arranged in rotating shaft, the stationary seat and rotating shaft every
Open, stationary ring is installed on stationary seat, and the rotating ring is installed on rotating seat and is butted on stationary ring, and the rotating ring, rotating seat can be with
Rotating shaft synchronous axial system, one end of the rotating seat to medial recess and between rotating seat and rotating shaft formed with annular groove, described turn
The wedge ring in annular groove is provided with axle, is against between the wedge ring insertion rotating seat and rotating shaft and respectively rotating seat
With in rotating shaft, being arranged with the spring in annular groove, the spring one end axial restraint in rotating shaft, the other end is against wedge shape
On circle.
Above-mentioned with the mechanically-sealing apparatus of wedge-type seal structure, it is provided with the rotating shaft in annular groove
Spring base, the spring one end is located in spring base and spring base is against on wedge mount.
Above-mentioned with the mechanically-sealing apparatus of wedge-type seal structure, retainer and retainer are fixed with the rotating shaft
In annular groove, it is provided with rotating seat and is horizontally through retainer and is against the holding screw in rotating shaft.
Above-mentioned with the mechanically-sealing apparatus of wedge-type seal structure, the stationary ring is described dynamic on stationary seat
Ring is on rotating seat.
Above-mentioned with the mechanically-sealing apparatus of wedge-type seal structure, one end of the stationary seat is surrounded with convex
Platform, the stationary seal ring that one end is against on the boss is provided with stationary seat.
Compared with prior art, the utility model has the advantages that:
In the utility model, by setting wedge ring in rotating seat, the tapering point of wedge ring is respectively with rotating seat with turning
Axle pushes against, and improves rotating seat and the synchronous effect of rotating shaft, and under the action of the spring, wedge ring is against rotating shaft and rotating ring all the time
On seat, rotating seat is avoided to be relatively rotated with rotating shaft, rotating seat remains synchronous with rotating shaft so that between rotating ring and stationary ring
Sealing is preferable.
Brief description of the drawings
Fig. 1 is sectional structure chart of the present utility model.
Fig. 2 is the sectional view of rotating seat in the utility model.
Fig. 3 is the sectional view of stationary seat in the utility model.
In figure, 10, rotating shaft;20th, stationary seat;21st, the first mounting groove;22nd, boss;23rd, stationary seal ring;30th, stationary ring;40、
Rotating ring;50th, rotating seat;51st, annular groove;52nd, concave station;53rd, frustum;54th, the second mounting groove;60th, wedge ring;70th, spring;
71st, spring base;80th, retainer;90th, holding screw.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, the utility model has a mechanically-sealing apparatus of wedge-type seal structure, including rotating shaft 10 and successively
Stationary seat 20, stationary ring 30, rotating ring 40 and rotating seat 50 in rotating shaft 10.
Under normal circumstances, stationary seat 20 is fixedly mounted on the container with sealing structure and is spaced with rotating shaft 10, quiet
Ring 30 is fixedly installed on stationary seat 20, and rotating seat 50 is fixedly mounted in rotating shaft 10, and rotating ring 40 is installed on the one of rotating seat 50
Hold and be butted on stationary ring 30, the rotating ring 40, rotating seat 50 can be with the synchronous axial systems of rotating shaft 10, as shown in Fig. 2, rotating seat 50
The other end to medial recess and between rotating seat 50 and rotating shaft 10 formed with annular groove 51, in rotating seat 50 formed with positioned at
The concave station 52 of the one end of annular groove 51, frustum 53 is provided between the concave station 52 and the madial wall of rotating seat 50, is set in the rotating shaft 10
The wedge ring 60 being equipped with annular groove 51, it is preferred that the wedge ring 60 is made using elastomeric material, the wedge ring 60
Structure be engaged with the shape of frustum 53, the wedge ring 60 is embedded between the frustum 53 and rotating shaft 10 and is against frustum respectively
53 in rotating shaft 10 with rotating shaft 10, being arranged with the spring 70 in annular groove 51, one end axial restraint of spring 70, separately
One end is against on wedge ring 60.
After this structure, in the presence of spring 70, wedge ring 60 is against on frustum 53 all the time, and wedge ring 60 begins
It is against eventually in rotating seat 50 and rotating shaft 10 so that rotating seat 50 remains stationary state with rotating shaft 10, improves rotating seat 50
With the synchronous effect of rotating shaft 10 so that rotating ring 40 can normally with stationary ring 30 occur frictional rotation, so as to ensure that rotating ring 40 with it is quiet
There is preferable sealing effectiveness between ring 30.
As shown in figure 1, the spring base 71 in annular groove 51 is provided with the rotating shaft 10, one end position of spring 70
In spring base 71 and spring base 71 is against on wedge ring 60, that is to say, that spring 70 is against on spring base 71, and spring base 71
It is against on wedge ring 60, spring 70 is arranged in spring base 71, improves the stability after the installation of spring 70, and spring base 71
It is against on wedge ring 60, also increases the contact area of spring 70 and wedge ring 60 so that the active force of spring 70 can be passed normally
It is handed on wedge ring 60.
As shown in figure 1, retainer 80 is fixed with the rotating shaft 10 and retainer 80 is located in annular groove 51, in rotating ring
The holding screw 90 for being horizontally through retainer 80 and being against in rotating shaft 10 is installed on seat 50, that is to say, that rotating seat 50, transmission
Between seat 80 and the three of rotating shaft 10, triangular fixation is realized by holding screw 90, using this structure so that rotating ring
Seat 50, retainer 80, the three of rotating shaft 10 dismounting are more convenient, further, it enables rotating seat 50 and the fixed effect of rotating shaft 10 are preferable, from
And ensure that the two has preferable synchronism.
As shown in Figure 2 and Figure 3, the first mounting groove 21 is provided with one end of stationary seat 20, the stationary ring 30 is flush-mounted in first
It is connected in mounting groove 21 and with stationary seat 20, the second mounting groove 54 is provided with one end of rotating seat 50, the rotating ring 40 is embedded in
It is connected in the second mounting groove 54 and with rotating seat 50, stationary ring 30 is installed with rotating ring 40 by the way of this setting-in so that quiet
Ring seat 20 processes the mounting structure for simply, simplifying stationary ring 30 and rotating ring 40 with rotating seat 50, facilitates stationary ring 30 and rotating ring 40
Dismounting.
As shown in figure 3, one end of the stationary seat 20 is surrounded with boss 22, being provided with one end on stationary seat 20 supports
Stationary seal ring 23 on the boss 22, by setting stationary seal ring 23 so that the connection between stationary seat 20 and sealing container
It is closer, increase the sealing effectiveness between stationary seat 20 and container.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (5)
1. the mechanically-sealing apparatus with wedge-type seal structure, including rotating shaft and the stationary seat, quiet that is sequentially arranged in rotating shaft
Ring, rotating ring and rotating seat, the stationary seat are separated with rotating shaft, and stationary ring is installed on stationary seat, and the rotating ring is installed on rotating seat
Go up and be butted on stationary ring, the rotating ring, rotating seat can be with rotating shaft synchronous axial systems, it is characterised in that:One end of the rotating seat to
Medial recess and between rotating seat and rotating shaft formed with annular groove, be provided with the wedge ring in annular groove in the rotating shaft,
Rotating seat is against between the wedge ring insertion rotating seat and rotating shaft and respectively with rotating shaft, being arranged with rotating shaft positioned at annular
Spring in groove, the spring one end axial restraint, the other end are against on wedge ring.
2. the mechanically-sealing apparatus according to claim 1 with wedge-type seal structure, it is characterised in that:In the rotating shaft
The spring base being provided with annular groove, the spring one end is located in spring base and spring base is against on wedge ring.
3. the mechanically-sealing apparatus according to claim 1 with wedge-type seal structure, it is characterised in that:In the rotating shaft
It is fixed with retainer and retainer is located in annular groove, is provided with rotating seat and is horizontally through retainer and is against in rotating shaft
Holding screw.
4. the mechanically-sealing apparatus according to claim 1 with wedge-type seal structure, it is characterised in that:The stationary ring is embedding
Loaded on stationary seat, the rotating ring is on rotating seat.
5. the mechanically-sealing apparatus according to claim 1 with wedge-type seal structure, it is characterised in that:The stationary seat
One end be surrounded with boss, the stationary seal ring that one end is against on the boss is provided with stationary seat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720787005.2U CN206889679U (en) | 2017-06-30 | 2017-06-30 | Mechanically-sealing apparatus with wedge-type seal structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720787005.2U CN206889679U (en) | 2017-06-30 | 2017-06-30 | Mechanically-sealing apparatus with wedge-type seal structure |
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CN206889679U true CN206889679U (en) | 2018-01-16 |
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ID=61297984
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CN201720787005.2U Active CN206889679U (en) | 2017-06-30 | 2017-06-30 | Mechanically-sealing apparatus with wedge-type seal structure |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109114888A (en) * | 2018-09-17 | 2019-01-01 | 李亿明 | A kind of ceramic packing air drying system |
CN109163513A (en) * | 2018-09-17 | 2019-01-08 | 李亿明 | A kind of air-dried room of ceramic packing |
CN109209462A (en) * | 2018-11-05 | 2019-01-15 | 盐城市吉平人造革有限公司 | A kind of new type mining ventilating duct with Anti-air-leakage function |
CN110160273A (en) * | 2019-04-11 | 2019-08-23 | 杭州中德传动设备有限公司 | A kind of large size heliostat horizontal rotation driving device |
CN110165986A (en) * | 2019-04-11 | 2019-08-23 | 杭州中德传动设备有限公司 | A kind of large size heliostat device |
CN110456826A (en) * | 2019-07-22 | 2019-11-15 | 浙江恒星传动科技有限公司 | A kind of large size heliostat double-axis tracking driving device |
-
2017
- 2017-06-30 CN CN201720787005.2U patent/CN206889679U/en active Active
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109114888A (en) * | 2018-09-17 | 2019-01-01 | 李亿明 | A kind of ceramic packing air drying system |
CN109163513A (en) * | 2018-09-17 | 2019-01-08 | 李亿明 | A kind of air-dried room of ceramic packing |
CN109209462A (en) * | 2018-11-05 | 2019-01-15 | 盐城市吉平人造革有限公司 | A kind of new type mining ventilating duct with Anti-air-leakage function |
CN110160273A (en) * | 2019-04-11 | 2019-08-23 | 杭州中德传动设备有限公司 | A kind of large size heliostat horizontal rotation driving device |
CN110165986A (en) * | 2019-04-11 | 2019-08-23 | 杭州中德传动设备有限公司 | A kind of large size heliostat device |
EP3722699A1 (en) * | 2019-04-11 | 2020-10-14 | Hangzhou Sino-Deutsch Power Transmission Equipment Co., Ltd | Horizontal rotation driving device for large-scale heliostat |
CN110456826A (en) * | 2019-07-22 | 2019-11-15 | 浙江恒星传动科技有限公司 | A kind of large size heliostat double-axis tracking driving device |
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