CN203756587U - Stamping pump sealing device - Google Patents
Stamping pump sealing device Download PDFInfo
- Publication number
- CN203756587U CN203756587U CN201420071729.3U CN201420071729U CN203756587U CN 203756587 U CN203756587 U CN 203756587U CN 201420071729 U CN201420071729 U CN 201420071729U CN 203756587 U CN203756587 U CN 203756587U
- Authority
- CN
- China
- Prior art keywords
- ring
- sleeve
- shaft sleeve
- sealing
- propeller shaft
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 109
- 238000009434 installation Methods 0.000 claims abstract description 33
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 16
- 238000010030 laminating Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000004080 punching Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009993 protective function Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Abstract
The utility model discloses a stamping pump sealing device, which comprises a drive ring, a positioning sleeve, a shaft sleeve assembly and a mechanical sealing assembly, wherein the shaft sleeve assembly is rotationally sleeved on a pump shaft, the shaft sleeve assembly comprises a drive shaft sleeve and a sealing shaft sleeve, the length of the drive shaft sleeve is bigger than the length of the sealing shaft sleeve, the drive shaft sleeve comprises a drive end and a sealing end, the sealing shaft sleeve is firmly connected with the sealing end of the drive shaft sleeve, an installation cavity is disposed between the inner wall of the sealing shaft sleeve and the outer wall of the drive shaft sleeve, the mechanical sealing assembly comprises a stationary ring, a rotating ring, a push ring and a spring, the spring is disposed inside the installation cavity, the outer end of the spring is pressed and connected to the inner end of the push ring, the push ring, the rotating ring, the stationary ring, an end cap and a positioning sleeve are disposed outwards in order on the drive shaft sleeve from inside of the installation cavity and are connecting in a sealed manner, the drive ring is firmly connected to the drive shaft sleeve on the outside of the positioning sleeve, and drive embossments are disposed at the places on the drive shaft sleeve, where the push ring and the rotating ring are disposed. The sealing device has an integrated sealing structure, can be disassembled and assembled conveniently and has good sealing effect.
Description
Technical field
The utility model relates to mechanical seal device, especially relates to a kind of stamping pump seal arrangement.
Background technique
In currently available technology, punching press mechanical sealing device used for pump, Sealing spring seat and rotating seat are Split type structure, install separately, and axle sleeve adopts processing structure, exists part manufacture, assembling complexity and the poor problem of sealing effect.
Chinese patent literature (the day for announcing: on December 4th, 2013, notification number: CN 203322266U) disclose a kind of cartridge mechanical seal, comprise axle sleeve, axle sleeve is provided with media end the first rotating ring, media end the first rotating ring is provided with media end the second end rotating ring, media end the second end rotating ring is provided with media end the first stationary ring, media end the first stationary ring is provided with media end the second stationary ring, in media end the second stationary ring, be provided with water guide cover, between water guide cover and media end the second stationary ring, be provided with media end big spring, in media end the second stationary ring outside, be provided with guide cover, on guide cover, be provided with gland, in gland, be provided with atmosphere end stationary ring, atmosphere end stationary ring is provided with atmosphere end rotating ring, at atmosphere end rotating ring, be provided with atmosphere end rotation seat, between atmosphere end rotating ring and atmosphere end rotation seat, be provided with atmosphere end little spring.
Above-mentioned technological scheme is in order to solve susceptible to plugging reactor, high viscosity medium, and the problem of the poor sealing performances such as Korrosionsmedium and jam, although adopt said structure can improve sealability, structure is more complicated.
Model utility content
The purpose of this utility model is in order to solve punching press mechanical sealing device used for pump in prior art, Sealing spring seat and rotating seat all adopt Split type structure, install separately, axle sleeve adopts processing structure, exist part manufacture, assembling complexity and the poor problem of sealing effect, and provide a kind of processing and easy to assembly, the punching press Sealing used for pump of good sealing effect.
The utility model is realized the technological scheme that its technical purpose adopts: a kind of stamping pump seal arrangement, and sealing device is arranged on the single end face of pump shaft medium-tight and coordinates with end cap, and seal arrangement comprises driving ring, setting sleeve, sleeve assembly and mechanical sealing assembly, described sleeve assembly rotating sleeve is located on pump shaft, described sleeve assembly comprises propeller shaft sleeve and sealing axle sleeve, the length of described propeller shaft sleeve is greater than sealing axle sleeve, described propeller shaft sleeve comprises drive end and sealed end, described sealing axle sleeve is fixedly connected with the sealed end of propeller shaft sleeve, between the inwall of described sealing axle sleeve and the outer wall of propeller shaft sleeve, be provided with installation cavity, the opening of described installation cavity is towards the outer end of propeller shaft sleeve, and described mechanical sealing assembly comprises stationary ring, rotating ring, throw-out collar, and spring, described spring is arranged on installation cavity inside, and the outer end of spring is pressed and is connected with top, the inner of throw-out collar, described throw-out collar, rotating ring, stationary ring, end cap, setting sleeve is outwards arranged on successively from installation cavity inside on propeller shaft sleeve, throw-out collar, rotating ring, stationary ring, end cap, setting sleeve each other top means of press seals connects, and described driving ring is fixedly connected with the propeller shaft sleeve in setting sleeve outside, and the position that throw-out collar and rotating ring are set on described propeller shaft sleeve is provided with and drives projection.Sealing device, by the sleeve assembly being rotationally connected with pump shaft is set, end cap and mechanical sealing assembly coordinate with sleeve assembly respectively, sleeve assembly comprises the propeller shaft sleeve being rotationally connected with pump shaft and is arranged on the sealing axle sleeve of propeller shaft sleeve outside, between propeller shaft sleeve and sealing axle sleeve, be provided with installation cavity, spring in mechanical sealing assembly is arranged on installation cavity inside, and throw-out collar, rotating ring, stationary ring, end cap, the setting sleeve successively inner outwards top of installation cavity is installed with and puts, both throw-out collar top was pressed in the outer end of spring, the outer end of rotating ring and throw-out collar is tightly connected, the outer end of stationary ring and rotating ring is tightly connected, and stationary ring is arranged on end cap inside and is connected with end bracket enclosed, in order to realize the location to end cap, arranged outside at end cap has setting sleeve, outside setting sleeve, on propeller shaft sleeve, be provided with driving ring, simultaneously, in order to realize propeller shaft sleeve, drive rotating ring to rotate, on propeller shaft sleeve, be provided with and drive projection, during use, driving ring propeller shaft sleeve assembly rotates, and then drive the rotating ring being arranged in installation cavity to rotate with sleeve assembly, due to, elasticity is arranged on installation cavity inside and forces together with throw-out collar top, during rotation under the effect of spring force, the outside push-tight rotating ring of throw-out collar, force rotating ring to be fitted with stationary ring sealing surface all the time, play seal action.This stamping pump seal arrangement, by sleeve assembly is set, make spring, rotating ring all be arranged on installation cavity inside and rotate with sleeve assembly, such structure decrease component, and then reduced the problem that the poor sealing performance existing is installed in combination, a set of sleeve assembly had both been realized the installation sealing of mechanical sealing assembly, guaranteed again good rotatablely moving, by the effect of spring force, rotating ring is combined with the sealing surface sealing paste of stationary ring all the time, play the seal action good to medium.And sealing device processing and easy to assembly.
As preferably, on the drive end of described propeller shaft sleeve, be evenly equipped with a plurality of mounting holes and positioning convex, on the inwall of described sealed end, be provided with seal groove, described seal groove inside is provided with O-ring seals, the inner and the sealed end of described sealing axle sleeve are tightly connected, on the inwall of described sealing axle sleeve outer end, be provided with position limiting convex ring, sealing axle sleeve inwall is provided with support ring near seal groove place.The sealed end of propeller shaft sleeve is arranged on inside and the seal action to medium is played in mechanical sealing assembly cooperation, drive end is arranged on outer end, and be provided with being connected of a plurality of mounting holes and driving ring, realize driving ring to the driving of sleeve assembly and then drive rotating ring rotation, on the inwall of sealed end, seal groove is set, seal groove inside arranges O-ring seals, realization is moving cooperation of sealing with propeller shaft sleeve to pump shaft, the inner and the sealed end of sealing axle sleeve are tightly connected, such structure is when realizing sealing, facilitate the setting of installation cavity, and then realize better mechanical seal, on the inwall of sealing axle sleeve outer end, position limiting convex ring is set, in order to realize the restriction to throw-out collar, when sleeve assembly drives rotating ring rotation, spring by throw-out collar to extrapolation, when rotation stops, spring can have spring-back force under the effect of inertia, throw-out collar has a resilience campaign like this, position limiting convex ring can play good position-limiting action, can not make rotating ring and stationary ring sealing surface depart from, all the time guarantee good seal action.Support ring is for the inner to spring plays a supportive role, to protect the thrust of spring to throw-out collar.
As preferably, the top, the inner of described spring is pressed on support ring, described throw-out collar and the inwall of rotating ring respectively with drive raised seals drive fit, the outer wall of throw-out collar and rotating ring coordinates with the inner wall sealing of sealing axle sleeve respectively, the interior edge face of described throw-out collar is arranged on the outside of position limiting convex ring, the outer end of throw-out collar is provided with receiving groove with driving protruding cooperation place, described receiving groove inside is provided with seal ring, described seal ring and the interior edge face of rotating ring are tightly connected, the exterior edge face of described rotating ring and the interior edge face of stationary ring sealing laminating.The inwall of throw-out collar and rotating ring respectively with drive raised seals drive fit, the outer wall of throw-out collar and rotating ring coordinates with the inner wall sealing of sealing axle sleeve respectively, such structure can guarantee that rotating ring rotates together with sleeve assembly, realizing motive sealing with stationary ring coordinates, receiving groove is set on throw-out collar, receiving groove inside arranges seal ring, is in order to realize the excellent sealing between throw-out collar and rotating ring.
As preferably, described end cap comprises end cap pedestal and end cap lid, described end cap pedestal inside is provided with fitting seat, described stationary ring is arranged on fitting seat inside and stationary ring and fitting seat joint and is provided with Sealing, the internal diameter of described stationary ring coordinates with the sealing of the external diameter of propeller shaft sleeve is moving, the described internal diameter of end cap lid and the sealing of the external diameter of propeller shaft sleeve are moved and are coordinated, described end cap lid and propeller shaft sleeve joint are provided with locating slot, and described setting sleeve is arranged on the internal diameter of locating slot inside and setting sleeve and the external diameter of propeller shaft sleeve seals moving cooperation.End cap is provided with end cap pedestal and end cap lid; it is the needs of installing for stationary ring that end cap pedestal inside arranges fitting seat; end cap pedestal also needs to be sealed and matched with pump case simultaneously; end cap and stationary ring coordinate with propeller shaft sleeve is moving respectively; when propeller shaft sleeve rotates, stationary ring and end cap are static with respect to propeller shaft sleeve, realize motive sealing; on end cap lid, be provided with locating slot, setting sleeve is arranged on and in locating slot, realizes radial location and protective action.
As preferably, described end cap lid is regular hexagon structure, on orthohexagonal six faces of end cap lid, offers arc groove respectively along end cap lid axial direction.End cap lid is set to regular hexagon structure, and on end cap lid, arc groove is set, and said structure facilitates special tool to carry out dismounting, easy to operate.
As preferably, described driving ring is connected by Cock screw with the mounting hole of propeller shaft sleeve drive end, described Cock screw is perpendicular to the axis setting of propeller shaft sleeve, on the inwall of described driving ring, be provided with positioning groove, described positioning groove and the positioning convex on drive end are equipped with.Driving ring is connected by Cock screw with the mounting hole of propeller shaft sleeve, on the inwall of driving ring, be provided with positioning groove, positioning groove coordinates with positioning convex, play installation and axially locating and gearing, driving ring drives sleeve assembly rotation, sleeve assembly drives rotating ring to be rotated, and by spring, rotating ring and stationary ring is fitted tightly, and realizes good seal action.
As preferably, propeller shaft sleeve and sealing axle sleeve adopt split type setting or integral type setting.This propeller shaft sleeve and sealing axle sleeve are integrated by being welded and fixed after can adopting parts processing, facilitating is like this easy to process, propeller shaft sleeve and sealing axle sleeve also can be by casting integrated moulding, such structure is easily manufactured, certainly, no matter be split setting or the sleeve assembly being wholely set, seal assembly is installed to be combined on sleeve assembly, form cartridge seal design, such structure once mounting dismounting, reduce dismounting number of times, realized good sealability, extended working life.
The beneficial effects of the utility model are: this stamping pump seal arrangement, by driving ring propeller shaft sleeve assembly, the driving projection of sleeve assembly drives rotating ring rotation, during rotation, under the effect of spring force, throw-out collar pushes rotating ring to stationary ring, and rotating ring is fitted with stationary ring sealing surface all the time, play good seal action, end cap adopts regular hexagon structure, has arc groove on limit, facilitates the installation and removal of special tool; Sleeve assembly intermediate portion is provided with and drives projection, has guaranteed the sealing of rotating ring, mounting hole and positioning convex is set on propeller shaft sleeve and coordinates axially locating with driving ring, plays installation, axially locating and transmission; Seal ring is set on throw-out collar, has increased the sealability between throw-out collar and rotating ring; Setting sleeve, has radial location and protective function; Driving ring can carry out axially locating; Cartridge seal design, has guaranteed to install after test passes, reduces dismounting number of times.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model stamping pump seal arrangement;
Fig. 2 is a kind of structural representation of the utility model end cap;
Fig. 3 is a kind of structural representation of the utility model sleeve assembly;
Fig. 4 is a kind of structural representation of the utility model throw-out collar;
Fig. 5 is a kind of structural representation of the utility model setting sleeve;
Fig. 6 is a kind of structural representation of the utility model driving ring;
In figure: 1, end cap, 2, driving ring, 3, setting sleeve, 4, sleeve assembly, 5, mechanical sealing assembly, 6, propeller shaft sleeve, 61, drive end, 62, sealed end, 63, mounting hole, 64, positioning convex, 65, seal groove, 7, sealing axle sleeve, 8, installation cavity, 9, stationary ring, 10, rotating ring, 11, throw-out collar, 12, spring, 13, drive projection, 14, O-ring seals, 15, position limiting convex ring, 16, support ring, 17, receiving groove, 18, seal ring, 19, end cap pedestal, 20, end cap lid, 21, fitting seat, 22, Sealing, 23, locating slot, 24, arc groove, 25, Cock screw, 26, positioning groove.
Embodiment
Below by specific embodiment, also by reference to the accompanying drawings the technical solution of the utility model is described in further detail.
Embodiment 1:
In the embodiment shown in fig. 1, a kind of stamping pump seal arrangement, sealing device is arranged on the single end face of pump shaft medium-tight and coordinates with end cap 1, seal arrangement comprises driving ring 2, setting sleeve 3(is shown in Fig. 5), sleeve assembly 4 and mechanical sealing assembly 5, sleeve assembly 4 rotating sleeves are located on pump shaft, sleeve assembly 4 comprises propeller shaft sleeve 6 and sealing axle sleeve 7, propeller shaft sleeve 6 and sealing axle sleeve 7 adopt split type setting, the length of propeller shaft sleeve 6 is greater than sealing axle sleeve 7, propeller shaft sleeve 6 comprises that drive end 61 and sealed end 62(are shown in Fig. 3), sealing axle sleeve 7 is fixedly connected with the sealed end 62 of propeller shaft sleeve 6, between the outer wall of the inwall of sealing axle sleeve 7 and propeller shaft sleeve 6, be provided with installation cavity 8, the opening of installation cavity 8 is towards the outer end of propeller shaft sleeve 6, sealed end 62 is arranged on end cap 1 inner side and plays medium-tight effect, drive end 61 is arranged on end cap outside, be connected with driving ring 2, realize and driving, on drive end 61, be evenly equipped with a plurality of mounting holes 63 and positioning convex 64, on the inwall of sealed end 62, be provided with seal groove 65, seal groove 65 inside are provided with O-ring seals 14, 14 pairs of propeller shaft sleeves of O-ring seals 6 carry out motive sealing with pump shaft, the inner of sealing axle sleeve 7 and sealed end 62 are tightly connected, on the inwall of the interior sealing axle sleeve of installation cavity 87 outer ends, be provided with position limiting convex ring 15, sealing axle sleeve 7 inwalls are provided with support ring 16 near seal groove 65 places.
Mechanical sealing assembly 5 comprises stationary ring 9, rotating ring 10, throw-out collar 11 and spring 12, spring 12 is arranged on installation cavity 8 inside, the inner of spring withstands on support ring 16, the outer end of spring 12 is pressed and is connected with the top, the inner of throw-out collar 11, throw-out collar 11, rotating ring 10, stationary ring 9, end cap 1, setting sleeve 2 is outwards arranged on propeller shaft sleeve 6 from installation cavity 8 inside successively, throw-out collar 11, rotating ring 10, stationary ring 9, end cap 1, setting sleeve 3 each other top means of press seals connects, driving ring 2 is fixedly connected with the propeller shaft sleeve 6 in setting sleeve 3 outsides, the position that throw-out collar and rotating ring are set on propeller shaft sleeve 6 is provided with and drives projection 13.The inwall of throw-out collar 11 and rotating ring 10 seals drive fits with driving projection 13 respectively, the outer wall of throw-out collar 11 and rotating ring 10 coordinates with the inner wall sealing of sealing axle sleeve 7 respectively, the interior edge face of throw-out collar 11 is arranged on the outside of position limiting convex ring 15, the outer end of throw-out collar 11 is provided with receiving groove 17(with the protruding cooperation place of driving and sees Fig. 4), receiving groove 17 inside are provided with seal ring 18, seal ring 18 is tightly connected with the interior edge face of rotating ring 10, the interior edge face sealing laminating of the exterior edge face of rotating ring 10 and stationary ring 9.
End cap 1 comprises end cap pedestal 19 and end cap lid 20, and end cap lid 20 is regular hexagon structure, offers arc groove 24(respectively see Fig. 2 on orthohexagonal six faces of end cap lid 20 along end cap lid axial direction).End cap pedestal 19 inside are provided with fitting seat 21, stationary ring 9 is arranged on fitting seat 21 inside and stationary ring 9 is provided with Sealing 22 with fitting seat 21 joints, the internal diameter of stationary ring 9 moves and coordinates with the external diameter sealing of propeller shaft sleeve 6, the internal diameter of end cap lid 20 moves and coordinates with the external diameter sealing of propeller shaft sleeve 6, end cap lid 20 is provided with locating slot 23 with propeller shaft sleeve 6 joints, and setting sleeve 3 is arranged on the internal diameter of locating slot 23 inside and setting sleeve 3 and the external diameter of propeller shaft sleeve 6 seals moving cooperation.
Driving ring 2 is connected by Cock screw 25 with the mounting hole 63 of propeller shaft sleeve 6 drive ends, Cock screw 25 is perpendicular to the axis setting of propeller shaft sleeve 6, on the inwall of driving ring 2, be provided with positioning groove 26(and see Fig. 6), positioning groove 26 is equipped with the positioning convex 64 on drive end.
Embodiment 2:
Technological scheme in embodiment 2 is substantially the same manner as Example 1, and difference is: propeller shaft sleeve 6 and sealing axle sleeve 7 adopt casting integrated formula setting.
This stamping pump seal arrangement, its structure is single end face medium-tight, comprise sleeve assembly and mechanical seal combined part, sleeve assembly rotating sleeve is arranged on pump shaft and by O-ring seals realizes motive sealing, sleeve assembly is arranged on the propeller shaft sleeve of air end and is fixedly connected with driving ring, driving ring is fixedly connected with and drives sleeve assembly to rotate with propeller shaft sleeve by Cock screw, on sleeve assembly, from air end, to media end, be disposed with end cap, stationary ring, rotating ring, throw-out collar, spring, end cap comprises end cap lid and end cap pedestal, end cap lid is regular hexagon structure, on the limit of regular hexagon structure, be provided with curve bath, such structure patent instrument easy to use is dismantled and is installed, on end cap pedestal, be provided with fitting seat, stationary ring is arranged on fitting seat inside, what connect stationary ring seal face is rotating ring, rotating ring and throw-out collar are tightly connected, the inner of rotating ring and throw-out collar are arranged on the installation cavity inside of sleeve assembly, the interior edge face of throw-out collar and spring top are pressed, spring is arranged on the bottom in installation cavity, press on spring and support ring top, being tightly connected on end face of throw-out collar and rotating ring, in stationary ring and end cap pedestal fitting seat joint, at end cap pedestal and pump case joint, be respectively arranged with rubber 0 RunddichtringO, realize static seal.This stamping pump seal arrangement is by driving ring propeller shaft sleeve assembly; sleeve assembly drives and is arranged on installation cavity rotating ring rotation inner and that coordinate with driving projection; the spring that is arranged on installation cavity bottom during rotation outwards has a spring force; under the effect of spring force; throw-out collar is protected outside thrust all the time to rotating ring; rotating ring is fitted with stationary ring sealing surface all the time, play good seal action.In sleeve assembly, propeller shaft sleeve cylindrical intermediate portion is provided with and drives projection, to guarantee there is good seal action between rotating ring and propeller shaft sleeve, play the turning effort of band rotating ring simultaneously, and on the circumference of the air outer end of propeller shaft sleeve, be provided with uniform mounting hole, the installation of realization to driving ring, also be provided with positioning convex coordinates realization to the axially locating of driving ring and gearing with the positioning groove on driving ring simultaneously, throw-out collar left end is provided with receiving groove, in receiving groove, be provided with seal ring, seal, throw-out collar right-hand member supported spring, the dynamic balancing that realizes whole mechanical seal combined part coordinates, in the outer end of end cap, be provided with the setting sleeve of the T-shaped structure of cross section, radial location and protective function are built in opposite end, driving ring can carry out axially locating with being provided with an arc groove in the middle of portion, sleeve assembly and mechanical seal combined part are combined into cartridge seal design, have guaranteed that whole seal arrangement both can realize Integratively and install after test passes, have reduced dismounting number of times.It is complicated that sealing device has overcome processing assembling, and the defect of poor sealing performance has solved well processing inconvenience and assembled complicated problem.
During use, when stamping pump is worked, driving ring rotates under the drive of power, thereby drive sleeve assembly to rotate together, sleeve assembly drives the rotating ring of wherein going up to rotate together, and rotating ring and stationary ring remain and fit tightly under the effect of spring force, realize the excellent sealing to medium.
Claims (7)
1. a stamping pump seal arrangement, sealing device is arranged on for coordinating on the single end face of pump shaft medium-tight and with end cap (1), it is characterized in that: seal arrangement comprises driving ring (2), setting sleeve (3), sleeve assembly (4) and mechanical sealing assembly (5), described sleeve assembly (4) rotating sleeve is located on pump shaft, described sleeve assembly (4) comprises propeller shaft sleeve (6) and sealing axle sleeve (7), the length of described propeller shaft sleeve (6) is greater than sealing axle sleeve (7), described propeller shaft sleeve (6) comprises drive end (61) and sealed end (62), described sealing axle sleeve (7) is fixedly connected with the sealed end (62) of propeller shaft sleeve, between the outer wall of the inwall of described sealing axle sleeve (7) and propeller shaft sleeve (6), be provided with installation cavity (8), the opening of described installation cavity (8) is towards the outer end of propeller shaft sleeve (6), described mechanical sealing assembly (5) comprises stationary ring (9), rotating ring (10), throw-out collar (11) and spring (12), described spring (12) is arranged on installation cavity (8) inside, the outer end of spring (12) is pressed and is connected with the top, the inner of throw-out collar (11), described throw-out collar (11), rotating ring (10), stationary ring (9), end cap (1), setting sleeve (3) is outwards arranged on propeller shaft sleeve (6) successively from installation cavity (8) inside, throw-out collar (11), rotating ring (10), stationary ring (9), end cap (1), setting sleeve (3) each other top means of press seals connects, described driving ring (2) is fixedly connected with the propeller shaft sleeve (6) in setting sleeve (3) outside, the position that throw-out collar and rotating ring are set on described propeller shaft sleeve (6) is provided with and drives projection (13).
2. a kind of stamping pump seal arrangement according to claim 1, it is characterized in that: on the drive end of described propeller shaft sleeve (6), be evenly equipped with a plurality of mounting holes (63) and positioning convex (64), on the inwall of described sealed end (62), be provided with seal groove (65), described seal groove (65) inside is provided with O-ring seals (14), on the inwall of described sealing axle sleeve (7) outer end, be provided with position limiting convex ring (15), sealing axle sleeve (7) inwall locates to be provided with support ring (16) near seal groove (65).
3. a kind of stamping pump seal arrangement according to claim 2, it is characterized in that: the top, the inner of described spring (12) is pressed on support ring (16), the inwall of described throw-out collar (11) and rotating ring (10) seals drive fit with driving projection (13) respectively, the outer wall of throw-out collar (11) and rotating ring (10) coordinates with the inner wall sealing of sealing axle sleeve (7) respectively, the interior edge face of described throw-out collar (11) is arranged on the outside of position limiting convex ring (15), the outer end of throw-out collar (11) is provided with receiving groove (17) with driving projection (13) cooperation place, described receiving groove (17) inside is provided with seal ring (18), described seal ring (18) is tightly connected with the interior edge face of rotating ring (10), the interior edge face sealing laminating of the exterior edge face of described rotating ring (10) and stationary ring (9).
4. a kind of stamping pump seal arrangement according to claim 1, it is characterized in that: described end cap (1) comprises end cap pedestal (19) and end cap lid (20), described end cap pedestal (19) inside is provided with fitting seat (21), described stationary ring (9) is arranged on fitting seat (21) inside and stationary ring (9) is provided with Sealing (22) with fitting seat (21) joint, the internal diameter of described stationary ring (9) moves and coordinates with the external diameter sealing of propeller shaft sleeve (6), the internal diameter of described end cap lid (20) coordinates with the sealing of the external diameter of propeller shaft sleeve (6) is moving, described end cap lid (20) is provided with locating slot (23) with propeller shaft sleeve (6) joint, described setting sleeve (3) is arranged on the internal diameter of locating slot (23) inside and setting sleeve (23) and the external diameter of propeller shaft sleeve (6) seals moving cooperation.
5. a kind of stamping pump seal arrangement according to claim 4, it is characterized in that: described end cap lid (20) is regular hexagon structure, on orthohexagonal six faces of end cap lid (20), along end cap lid axial direction, offer arc groove (24) respectively.
6. a kind of stamping pump seal arrangement according to claim 2, it is characterized in that: described driving ring (2) is connected by Cock screw (25) with the mounting hole (63) of propeller shaft sleeve (6) drive end, described Cock screw (25) is perpendicular to the axis setting of propeller shaft sleeve (6), on the inwall of described driving ring (2), be provided with positioning groove (26), described positioning groove (26) is equipped with the positioning convex (64) on drive end.
7. according to a kind of stamping pump seal arrangement described in claim 1 or 2 or 3 or 4 or 5 or 6, it is characterized in that: propeller shaft sleeve (6) and sealing axle sleeve (7) adopt split type setting or integral type setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420071729.3U CN203756587U (en) | 2014-02-19 | 2014-02-19 | Stamping pump sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420071729.3U CN203756587U (en) | 2014-02-19 | 2014-02-19 | Stamping pump sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756587U true CN203756587U (en) | 2014-08-06 |
Family
ID=51251869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420071729.3U Expired - Lifetime CN203756587U (en) | 2014-02-19 | 2014-02-19 | Stamping pump sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756587U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627007A (en) * | 2016-03-30 | 2016-06-01 | 中航光电科技股份有限公司 | Rotary connector and graphite sealing ring thereof |
| CN107882998A (en) * | 2017-12-23 | 2018-04-06 | 广州市白云泵业集团有限公司 | Possesses the secondary sealer of leak detection |
| CN109139567A (en) * | 2017-06-18 | 2019-01-04 | 河南郑泵科技有限公司 | A kind of installation method of mining centrifugal multistage pump end face seal |
| CN107246403B (en) * | 2017-07-06 | 2023-09-05 | 邯钢集团邯宝钢铁有限公司 | Shaft end sealing device of acid mist fan |
-
2014
- 2014-02-19 CN CN201420071729.3U patent/CN203756587U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105627007A (en) * | 2016-03-30 | 2016-06-01 | 中航光电科技股份有限公司 | Rotary connector and graphite sealing ring thereof |
| CN105627007B (en) * | 2016-03-30 | 2018-01-16 | 中航光电科技股份有限公司 | A kind of rotary connector and its graphite-seal ring |
| CN109139567A (en) * | 2017-06-18 | 2019-01-04 | 河南郑泵科技有限公司 | A kind of installation method of mining centrifugal multistage pump end face seal |
| CN107246403B (en) * | 2017-07-06 | 2023-09-05 | 邯钢集团邯宝钢铁有限公司 | Shaft end sealing device of acid mist fan |
| CN107882998A (en) * | 2017-12-23 | 2018-04-06 | 广州市白云泵业集团有限公司 | Possesses the secondary sealer of leak detection |
| CN107882998B (en) * | 2017-12-23 | 2023-12-19 | 广州市白云泵业集团有限公司 | Secondary sealing device with leakage detection |
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Granted publication date: 20140806 |