CN103711906A - Radial dual-end-face corrugated-pipe mechanical sealing device - Google Patents
Radial dual-end-face corrugated-pipe mechanical sealing device Download PDFInfo
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- CN103711906A CN103711906A CN201310630653.3A CN201310630653A CN103711906A CN 103711906 A CN103711906 A CN 103711906A CN 201310630653 A CN201310630653 A CN 201310630653A CN 103711906 A CN103711906 A CN 103711906A
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- bellows
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- rotating seat
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Abstract
The invention relates to a radial dual-end-face corrugated-pipe mechanical sealing device. The radial dual-end-face corrugated-pipe mechanical sealing device is mainly technically characterized by comprising two pairs of moving and stationary ring components, a moving ring seat (4), a transmission ring (5) and an integrated connector (6), mechanical sealing mechanisms of the two pairs of moving and stationary ring components are arranged in radial distribution, the transmission ring (5) is fixedly connected with a shaft, the moving ring seat (4) and the transmission ring (5) are fixedly connected, and a sealing ring is arranged between a shaft hole of the moving ring seat (4) and the shaft. The radial dual-end-face corrugated-pipe mechanical sealing device is convenient to manufacture, small in axial size, integrated and externally mounted, convenient to transport, and simple and convenient to mount and maintain.
Description
Technical field
What the present invention relates to is mechanical seal device for rubber bellows.
Background technique
In prior art, double mechanical seal is mainly to adopt two groups of mechanical seal device in axial arranged setting, seal operation is carried out in two groups of mechanical seal device series connection, and two groups of mechanical seal device series connection arrange and need axial space larger, and this just makes application be subject to the restriction of axial dimension.The axial dimension limited space that has a lot of pumps, but radial dimension space is relatively large, and need to adopt double mechanical seal to arrange time, the restriction little due to axial dimension space cannot realize.
Summary of the invention
The object of the invention is for above-mentioned the deficiencies in the prior art, a kind of structural good radial direction double end-face integrated form mechanical seal device for rubber bellows is provided.Particularly a kind of external, outflow, Double End integrated form mechanical seal device for rubber bellows.
The present invention includes the first bellows compensated loop static components a1 and the first non-compensation moving ring assembly a2, the second bellows compensation static components b1 and the second non-compensation moving ring assembly b2, gland 3, rotating seat 4, transmission ring 5, locate integrated link press span 6, rotating seat 4 is bolted to connection with the frame 6 that is integrated and connected, rotating seat 4 coordinates installation by central shaft hole with (pump) axle, the frame 6 that is integrated and connected is fixedly connected with the outboard end of gland 3 by bolt, on the end face of the outside of gland 3, radially direct offers the first rabbet groove 3a and the second rabbet groove 3b, the first bellows compensated loop static components a1 and the second bellows compensation static components b1 are respectively by its tailstock a11, the first rabbet groove 3a that b11 offers with radially direct on gland 3 outboard ends is connected with the second rabbet groove 3b secure fit, the first non-compensation moving ring assembly a2 and the second non-compensation moving ring assembly b2 radially direct cooperation are arranged on the inner side end of rotating seat 4, the first bellows compensated loop static components a1 and the first non-compensation moving ring assembly a2 match and form the first bellows compensation mechanical sealing mechanism, the second bellows compensation static components b1 and the second non-compensation moving ring assembly b2 match and form the second bellows compensation mechanical sealing mechanism, the first bellows compensation mechanical sealing mechanism and the second bellows compensation mechanical sealing mechanism form the double sealing structure of radial arrangement, on the end face of the outside of rotating seat 4, be bolted to connection transmission ring 5, transmission ring 5 coordinates installation by central shaft hole with (pump) axle, on transmission ring 5, being provided with retention mechanism is connected transmission ring 5 and (pump) axle realization fixed installation, on rotating seat 4 axis holes, offer the sealing mechanism coordinating with (pump) axle, rotating seat 4 and pump shaft fitting surface are sealed, on gland 3, can offer by the chilled water (chw) pass liquid hole 71,72 between a bellows compensated loop static components a1 and the second bellows compensation static components b1, between the first bellows compensated loop static components a1 and the second bellows compensation static components b1 with at gland 3, be fixedly connected with and be provided with flow guide sleeve 8, guide chilled water (chw) into static friction ring a13, b13 and kinetic friction ring a14, the b14 end that is rotatably assorted, bellows a12, b12, static friction ring a13, b13, kinetic friction ring a14, b14 are carried out cooling, improve cold effect.
The present invention is structural good, easily manufactured, and owing to adopting radial arrangement, required axial dimension is less, and application area is larger.
The present invention forms integrated form radial direction double end-face mechanical seal device for rubber bellows.Its integrated structure convenient transportation, installs simply, and it is convenient to change.After gland 3 being fixedly connected with the pump housing during use, again transmission ring 5 is fixedly connected with to the frame 6 that is integrated and connected of then unloading, compensatory pressure when bellows a12, b12 compensatory pressure keep design with pump shaft, do not need to readjust bellows a12, b12 compensatory pressure, can work use.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation.
Embodiment
The present invention is by the first bellows compensated loop static components a1 and the first non-compensation moving ring assembly a2, the second bellows compensation static components b1 and the second non-compensation moving ring assembly b2, gland 3, rotating seat 4, transmission ring 5, locating integrated link press span 6 forms, rotating seat 4 is bolted to connection with the frame 6 that is integrated and connected, rotating seat 4 coordinates installation with pump shaft by central shaft hole, the frame 6 that is integrated and connected is fixedly connected with the outboard end of gland 3 by bolt, on the end face of the outside of gland 3, radially direct offers the first rabbet groove 3a and the second rabbet groove 3b, the first bellows compensated loop static components a1 and the second bellows compensation static components b1 are respectively by its tailstock a11, the first rabbet groove 3a that b11 offers with radially direct on gland 3 outboard ends is connected with the second rabbet groove 3b secure fit, the first non-compensation moving ring assembly a2 and the second non-compensation moving ring assembly b2 radially direct cooperation are arranged on the inner side end of rotating seat 4, the first bellows compensated loop static components a1 and the first non-compensation moving ring assembly a2 match and form the first bellows compensation mechanical sealing mechanism, the second bellows compensation static components b1 and the second non-compensation moving ring assembly b2 match and form the second bellows compensation mechanical sealing mechanism, the first bellows compensation mechanical sealing mechanism and the second bellows compensation mechanical sealing mechanism form the double sealing structure of radial arrangement, on the end face of the outside of rotating seat 4, be bolted to connection transmission ring 5, transmission ring 5 coordinates installation with pump shaft by central shaft hole.
The present invention, as shown in accompanying drawing 1 embodiment, is provided with fastening screw trip bolt 51 transmission ring 5 and pump shaft realization fixed installation is connected on transmission ring 5.This linkage structure is relatively simple in structure, can certainly adopt other structural type that transmission ring 5 and pump shaft are realized to fixed installation and be connected.
The present invention is as shown in accompanying drawing 1 embodiment, on rotating seat 4 outside axis holes, offer seam slot type seal groove 40, at sealing groove 40, be provided with seal ring 41, on transmission ring 5, being provided with bulge loop 50 coordinates with the seam slot type seal groove 40 of offering on rotating seat 4, seal ring 41 is pushed, rotating seat 4 and pump shaft fitting surface are sealed.This sealing structure structure is relatively simple, easy to process, good sealing effect.The sealing mechanism that can certainly adopt other structural type by rotating seat 4 with seal with pump shaft fitting surface.
The present invention, as shown in accompanying drawing 1 embodiment, offers by the chilled water (chw) pass liquid hole 71,72 between a bellows compensated loop static components a1 and the second bellows compensation static components b1, to carry out cooling to mechanical seal chamber on gland 3; And can be between the first bellows compensated loop static components a1 and the second bellows compensation static components b1 with at gland 3, be fixedly connected with and be provided with flow guide sleeve 8, guide chilled water (chw) into static friction ring a13, b13 and kinetic friction ring a14, the b14 end that is rotatably assorted, bellows a12, b12, static friction ring a13, b13, kinetic friction ring a14, b14 are carried out cooling, improve cold effect.
The present invention as shown in Figure 1, the first non-compensation moving ring assembly a2 and the second non-compensation moving ring assembly b2 consist of kinetic friction ring a14, b14, stop pin a15, b15, seal ring a16, b16, baffle plate a17, b17, baffle plate a17, b17 are fixedly connected with rotating seat 4 and coordinate with the stopping table of offering on friction ring a14, b14, and restriction kinetic friction ring a14, b14 depart from rotating seat 4.This first non-compensation moving ring assembly a2 is relative simple in structure with the second non-compensation moving ring assembly b2, processing, assembling, convenient maintenance and replacement.Certainly can also adopt the moving ring assembly of other structural type.
Claims (3)
1. radial direction double end-face mechanical seal device for rubber bellows, it is characterized in that comprising the first bellows compensated loop static components (a1) and the first non-compensation moving ring assembly (a2), the second bellows compensation static components (b1) and the second non-compensation moving ring assembly (b2), gland (3), rotating seat (4), transmission ring (5), locate integrated link press span (6), rotating seat (4) is bolted to connection with the frame (6) that is integrated and connected, rotating seat (4) coordinates installation with axle by central shaft hole, the frame (6) that is integrated and connected is fixedly connected with the outboard end of gland (3) by bolt, on the outside end face of gland (3), radially direct offers the first rabbet groove (3a) and the second rabbet groove (3b), the first bellows compensated loop static components (a1) and the second bellows compensation static components (b1) are respectively by its tailstock (a11, b11) the first rabbet groove (3a) of offering with radially direct on gland (3) outboard end is connected with the second rabbet groove (3b) secure fit, the first non-compensation moving ring assembly (a2) and the cooperation of the second non-compensation moving ring assembly (b2) radially direct are arranged on the inner side end of rotating seat (4), the first bellows compensated loop static components (a1) and the first non-compensation moving ring assembly (a2) match and form the first bellows compensation mechanical sealing mechanism, the second bellows compensation static components (b1) and the second non-compensation moving ring assembly (b2) match and form the second bellows compensation mechanical sealing mechanism, the first bellows compensation mechanical sealing mechanism and the second bellows compensation mechanical sealing mechanism form the double sealing structure of radial arrangement, on the outside end face of rotating seat (4), be bolted to connection transmission ring (5), transmission ring (5) coordinates installation with axle by central shaft hole, on transmission ring (5), being provided with retention mechanism is connected transmission ring (5) and axle realization fixed installation, on rotating seat (4) axis hole, offer the sealing mechanism coordinating with axle, rotating seat (4) and pump shaft fitting surface are sealed.
2. radial direction double end-face mechanical seal device for rubber bellows according to claim 1, is characterized in that:
(2-1) on gland (3), offer by the chilled water (chw) pass liquid hole (71,72) between a bellows compensated loop static components (a1) and the second bellows compensation static components (b1);
(2-2) between the first bellows compensated loop static components (a1) and the second bellows compensation static components (b1) with at gland (3), be fixedly connected with and be provided with flow guide sleeve (8), guide chilled water (chw) into static friction ring (a13, b13) and kinetic friction ring (a14, the b14) end that is rotatably assorted, to bellows (a12, b12), static friction ring (a13, b13), kinetic friction ring (a14, b14), carry out cooling.
3. radial direction double end-face mechanical seal device for rubber bellows according to claim 1 and 2, is characterized in that:
(3-1) on transmission ring (5), being provided with fastening screw trip bolt (51) is connected transmission ring (5) and pump shaft realization fixed installation;
(3-2) on the axis hole of rotating seat (4) outside, offer seam slot type seal groove (40), at sealing groove (40), be provided with seal ring (41), on transmission ring (5), being provided with bulge loop (50) coordinates with the seam slot type seal groove (40) of offering on rotating seat (4), seal ring (41) is pushed, rotating seat (4) and pump shaft fitting surface are sealed;
(3-3) the first non-compensation moving ring assembly (a2) and the second non-compensation moving ring assembly (b2) consist of kinetic friction ring (a14, b14), stop pin (a15, b15), seal ring (a16, b16), baffle plate (a17, b17), baffle plate (a17, b17) is fixedly connected with rotating seat (4) and coordinates with the stopping table of offering on friction ring (a14, b14), and restriction kinetic friction ring (a14, b14) departs from rotating seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310630653.3A CN103711906A (en) | 2013-12-02 | 2013-12-02 | Radial dual-end-face corrugated-pipe mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310630653.3A CN103711906A (en) | 2013-12-02 | 2013-12-02 | Radial dual-end-face corrugated-pipe mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103711906A true CN103711906A (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310630653.3A Pending CN103711906A (en) | 2013-12-02 | 2013-12-02 | Radial dual-end-face corrugated-pipe mechanical sealing device |
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| CN (1) | CN103711906A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061329A (en) * | 2014-06-12 | 2014-09-24 | 上海创异流体机械有限公司 | Double-deck mechanical seal device used for stirrer |
| CN106958535A (en) * | 2017-05-19 | 2017-07-18 | 强胜精密机械(苏州)有限公司 | Double suction Turo pump |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5344164A (en) * | 1991-10-10 | 1994-09-06 | Aes Engineering Limited | Mechanical seals |
| US20020074732A1 (en) * | 2000-12-20 | 2002-06-20 | Joel Burroughs | Bellows seal with spring-loaded radial secondary seal |
| CN101457841A (en) * | 2007-12-13 | 2009-06-17 | 丹东克隆集团有限责任公司 | Mechanical seal device for rubber bellows |
| CN201902563U (en) * | 2010-12-30 | 2011-07-20 | 温州市天成密封件制造有限公司 | Assembling type mechanism sealing device for double layer double end plane welded metal bellows |
| CN203214398U (en) * | 2013-04-13 | 2013-09-25 | 丹东克隆集团有限责任公司 | Integrated form corrugated pipe mechanical seal device for pump |
| CN203770638U (en) * | 2013-12-02 | 2014-08-13 | 丹东锦达密封有限公司 | Radial double-end-face corrugated pipe mechanical sealing device |
-
2013
- 2013-12-02 CN CN201310630653.3A patent/CN103711906A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5344164A (en) * | 1991-10-10 | 1994-09-06 | Aes Engineering Limited | Mechanical seals |
| US20020074732A1 (en) * | 2000-12-20 | 2002-06-20 | Joel Burroughs | Bellows seal with spring-loaded radial secondary seal |
| CN101457841A (en) * | 2007-12-13 | 2009-06-17 | 丹东克隆集团有限责任公司 | Mechanical seal device for rubber bellows |
| CN201902563U (en) * | 2010-12-30 | 2011-07-20 | 温州市天成密封件制造有限公司 | Assembling type mechanism sealing device for double layer double end plane welded metal bellows |
| CN203214398U (en) * | 2013-04-13 | 2013-09-25 | 丹东克隆集团有限责任公司 | Integrated form corrugated pipe mechanical seal device for pump |
| CN203770638U (en) * | 2013-12-02 | 2014-08-13 | 丹东锦达密封有限公司 | Radial double-end-face corrugated pipe mechanical sealing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061329A (en) * | 2014-06-12 | 2014-09-24 | 上海创异流体机械有限公司 | Double-deck mechanical seal device used for stirrer |
| CN104061329B (en) * | 2014-06-12 | 2017-11-03 | 上海创异流体机械有限公司 | Agitator two-layer equation mechanically-sealing apparatus |
| CN106958535A (en) * | 2017-05-19 | 2017-07-18 | 强胜精密机械(苏州)有限公司 | Double suction Turo pump |
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Application publication date: 20140409 |