CN202082142U - Assembled mechanical seal used for pump - Google Patents
Assembled mechanical seal used for pump Download PDFInfo
- Publication number
- CN202082142U CN202082142U CN2011201648899U CN201120164889U CN202082142U CN 202082142 U CN202082142 U CN 202082142U CN 2011201648899 U CN2011201648899 U CN 2011201648899U CN 201120164889 U CN201120164889 U CN 201120164889U CN 202082142 U CN202082142 U CN 202082142U
- Authority
- CN
- China
- Prior art keywords
- pump
- bellows
- horizontal segment
- section
- integrated mechanical
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 230000003068 static effect Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000005987 sulfurization reaction Methods 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000012856 packing Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
An assembled mechanical seal used for a pump is installed between a pump shaft and a pump case and comprises a movable ring component and a static ring component, wherein the movable ring component comprises a movable ring, a cushion seat and a transmission sleeve used for being connected with the pump shaft; the static ring component comprises a corrugated pipe, a static ring connected at the right end of the corrugated pipe, a spring pushing against two ends of an inner cavity of the corrugated pipe, and a sealing socket that is sheathed outside the corrugated pipe and used for being connected with the pump; the static ring clings to the end face of the movable ring; the transmission sleeve consists of a first horizontal section, a first vertical section, a second horizontal section and a second vertical section; the static ring component is sheathed outside the first horizontal section; the movable ring and the cushion seat are in an installation cavity formed by the enclosure of the first horizontal section, the first vertical section and the second horizontal section; the cushion seat is tightly matched between the right end face of the movable ring and the inner wall of the installation cavity; the left end of the sealing socket is provided with a foldable edge-covering section used for stopping the corrugated pipe from moving left; and the right end of the sealing socket is provided with a folding section for stopping the second vertical section from moving right. After assembly, the assembled mechanical seal used for the pump is small in size and convenient in operation of field installation.
Description
Technical field:
The utility model relates to a kind of seal arrangement, specifically is a kind of pump integrated mechanical sealing that is installed between pump shaft and the pump case.
Background technique:
The component that the conventional mechanical sealing is comprised are generally many; and all be bulk type; in other words; the component that mechanical seal comprised all are separated from each other out before not using; after the user buys; usually the component that also need at the scene these to be separated are installed between pump shaft and the pump case one by one; promptly mechanical seal is assembled; but assembled on site mechanical seal makes troubles to installation more than component through regular meeting; error also can appear when serious installing; cause flowing medium to leak, cause mechanical seal to lose the function of sealing.For solving the problems of the technologies described above, some manufacturers have designed integrated mechanical sealing, and so-called integrated mechanical sealing is exactly that all scattered component collection in original mechanical seal are fitted together, and makes it to become an aggregate, can self-contained whole tearing open when needing.Existing integrated mechanical sealing generally includes static components and moving ring assembly, moving ring assembly is contained on the axle sleeve by the locating stud collection, static components is contained on the axle sleeve by three positioning baffle collection, three positioning baffles circumferentially are distributed on the stationary seat end face in the static components, three positioning baffle one ends all are connected with stationary seat by screw, and the other end all is inserted in the annular groove that is arranged on the axle sleeve perisporium, three positioning baffles here just play the effect of temporary transient location static components, prevent that static components from coming off behind the axle sleeve of packing into, after treating that above-mentioned integrated mechanical sealing is packed between pump shaft and the pump case, the user will dismantle these three positioning baffles usually, so just can make rotary pump work, but three positioning baffles of on-the-spot dismounting make troubles for the fitting operation of integrated mechanical sealing.In addition, because three positioning baffles all are connected on the end face of stationary seat, therefore, the volume behind the above-mentioned integrated mechanical sealing collection dress can be bigger, is not easy to transport and carry.
The model utility content:
The technical problems to be solved in the utility model is, provides a kind of collection dress back volume little, and on-the-spot fitting operation is the pump integrated mechanical sealing easily.
Technical solution of the present utility model is, provide a kind of pump integrated mechanical sealing: comprise moving ring assembly and static components with following structure, moving ring assembly comprises rotating ring, static components comprises bellows, the volute spring that is connected the stationary ring of bellows right-hand member and withstands on bellows inner chamber two ends, stationary ring right side and rotating ring left side are close to, wherein, static components comprises that also being enclosed within the bellows outside is used for the sealing seat that is connected with pump case, the drive sleeve that moving ring assembly also comprises base and is used for being connected with pump shaft, drive sleeve is by first horizontal segment, the first vertical section, second horizontal segment and second vertically section is formed, static components is enclosed within the first horizontal segment outside, rotating ring and base are positioned at first horizontal segment, in the installation cavity that the first vertical section and second horizontal segment are surrounded, the base close-fitting is between rotating ring right side and installation cavity inwall, but the sealing seat left end is provided with and is used to block the bending bound edge section that bellows is moved to the left, and the sealing seat right-hand member is provided with and is used to block the bending section that the second vertical section moves right.
Pump integrated mechanical sealing described in the utility model wherein, can be connected with first rubber layer on the first horizontal segment inwall.
Pump integrated mechanical sealing described in the utility model wherein, can adopt the bonding mode of sulfuration to be connected between first rubber layer and first horizontal segment.
Pump integrated mechanical sealing described in the utility model wherein, can be provided with second rubber layer on the sealing seat periphery wall.
Pump integrated mechanical sealing described in the utility model wherein, can adopt the bonding mode of sulfuration to be connected between second rubber layer and the sealing seat.
Pump integrated mechanical sealing described in the utility model, wherein, the Placement of bellows and stationary ring can be the sulfuration bonding way.
After adopting above structure, compared with prior art, the utility model pump has the following advantages with integrated mechanical sealing: adopt three positioning baffles to be contained on the axle sleeve static components collection different with prior art, the utility model pump comprises sealing seat with integrated mechanical sealing, and but the sealing seat left end is provided with and is used to block the bending bound edge section that bellows is moved to the left, therefore, behind the utility model static components and moving ring assembly collection dress, but the bending bound edge section of sealing seat left end can be stopped static components, prevent that it from coming off in collection dress back, this structure makes the utility model save original three positioning baffles, and then the trouble of three positioning baffles is removed at the scene of saving, made things convenient for on-the-spot fitting operation of the present utility model, meanwhile, volume behind the utility model collection dress has also obtained reducing, and has made things convenient for to transport and carry.
After first rubber layer and drive sleeve sulfuration are bonding, can guarantee the sealability between drive sleeve and the pump shaft.
After second rubber layer and sealing seat sulfuration are bonding, can guarantee the sealability between sealing seat and the pump case.
Bellows adopts the bonding mode of sulfuration can effectively guarantee the soundness that bellows is connected with stationary ring with stationary ring.
Description of drawings:
To be the utility model pump look the sectional structure schematic representation with the master of integrated mechanical sealing to Fig. 1.
Embodiment:
Below in conjunction with the drawings and specific embodiments the utility model pump is described in further detail with integrated mechanical sealing:
As shown in Figure 1, in this embodiment, the utility model pump comprises moving ring assembly and static components with integrated mechanical sealing.Moving ring assembly comprises rotating ring 13, the drive sleeve 16 that base 14 and being used for is connected with pump shaft 17, drive sleeve 16 is by first horizontal segment 19, the first vertical section 15, second horizontal segment 12 and second vertically section 10 is formed, rotating ring 13 and base 14 are positioned at first horizontal segment 19, in first installation cavity 20 that vertically section 15 and second horizontal segment 12 is surrounded, base 14 close-fittings are between rotating ring 13 right sides and installation cavity 20 inwalls, first horizontal segment, 19 inwalls of drive sleeve 16 are provided with first rubber layer 18, sulfuration is bonding between first rubber layer 18 and first horizontal segment 19, after treating that drive sleeve 16 is inserted on the pump shaft 17, first rubber layer 18 can and pump shaft 17 between sulfuration bonding, first rubber layer 18 and drive sleeve 16 and pump shaft 17 vulcanizes and can guarantee the sealability between drive sleeve 16 and the pump shaft 17 and effectively transmit the moment of torsion that pump shaft 17 is executed out after bonding.Static components comprises bellows 6, volute spring 4, the sealing seat 8 that sulfuration is bonded in the stationary ring 9 of bellows 6 right-hand members and is used for being connected with the pump case (not shown), sealing seat 8 is enclosed within bellows 6 and stationary ring 9 outsides, but sealing seat 8 left ends are provided with and are used to block the bending bound edge section 5 that bellows 6 is moved to the left, sealing seat 8 right-hand members are provided with and are used to block second vertical section 10 bending sections that move right 11, sealing seat 8 periphery walls are provided with second rubber layer 7, sulfuration is bonding between second rubber layer 7 and the sealing seat 8, seat 8 to be sealed is packed into behind the pump case, second rubber layer, 7 outer walls can vulcanize bonding with pump case, after second rubber layer 7 and sealing seat 8 and pump case sulfuration are bonding, can guarantee the sealability between sealing seat 8 and the pump case and prevent that effectively sealing seat 8 from rotating, bellows 6 and stationary ring 9 are enclosed within first horizontal segment, 19 outsides, the left side of the right side of stationary ring 9 and rotating ring 13 is close to, inner chamber 2 left ends of bellows 6 are provided with left spring seat 3, inner chamber 2 right-hand members of bellows 6 are provided with right spring seat 1, volute spring 4 withstands between left spring seat 3 and the right spring seat 1, and the thin end of volute spring 4 is towards the right side.In this embodiment, bonding, the stationary ring 9 of sulfuration vulcanizes bonding between first rubber layer 18 and first horizontal segment 19 and the pump shaft 17 between bonding and second rubber layer 7 and sealing seat 8 and the pump case with bellows 6 sulfurations, the sulfuration here is bonding to be a kind of Placement that rubber and metal link together, this Placement is conventional prior art, so no longer this gives unnecessary details.
After the utility model pump is finished with each the component production in the integrated mechanical sealing and when needing collection to be fitted together, can be earlier rotating ring 13 and base 14 be packed in the installation cavity 20, make it to form moving ring assembly with drive sleeve 16, then with stationary ring 9, spring 4, left spring seat 3 and right spring seat 1 bellows 6 of packing into, at last successively with moving ring assembly, bellows 6 is packed in the sealing seat 8, and guarantee that the right side of stationary ring 9 and the left side of rotating ring 13 be close to, but depress the bending bound edge section 5 of sealing seat 8 left ends to the inside, thereby blocking bellows 6 is moved to the left, because the second vertical section 10 is positioned at bending section 11 left sides, therefore, bending section 11 can keep off on the second vertical section 10, stop moving ring assembly to move right, sealing seat 8 is bonding with second rubber layer, 7 sulfurations of its outside, first horizontal segment 19 in the drive sleeve 16 is bonding with first rubber layer, 18 sulfurations on its inwall, finishes the collection dress.When the utility model is installed at the scene, can directly the utility model pump be enclosed within on the pump shaft 17 with integrated mechanical sealing, and first rubber layer 18 is bonding with pump shaft 17 sulfurations, and the outer surface and the pump case sulfuration of second rubber layer 7 is bonding, and install at the scene of finishing.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (6)
1. pump integrated mechanical sealing, comprise moving ring assembly and static components, described moving ring assembly comprises rotating ring (13), described static components comprises bellows (6), the volute spring (4) that is connected the stationary ring (9) of bellows (6) right-hand member and withstands on bellows (6) inner chamber (2) two ends, described stationary ring (9) right side and rotating ring (13) left side are close to, it is characterized in that: described static components comprises that also being enclosed within bellows (6) outside is used for the sealing seat (8) that is connected with pump case, the drive sleeve (16) that described moving ring assembly also comprises base (14) and is used for being connected with pump shaft (17), described drive sleeve (16) is by first horizontal segment (19), the first vertical section (15), second horizontal segment (12) and second vertically section (10) is formed, described static components is enclosed within first horizontal segment (19) outside, described rotating ring (13) and base (14) are positioned at first horizontal segment (19), in the installation cavity (20) that the first vertical section (15) and second horizontal segment (12) are surrounded, described base (14) close-fitting is between rotating ring (13) right side and installation cavity (20) inwall, described sealing seat (8) left end is provided with the bending bound edge section (5) that is used to block bellows (6) but is moved to the left, and described sealing seat (8) right-hand member is provided with and is used to block the bending section (11) that the second vertical section (10) moves right.
2. pump integrated mechanical sealing according to claim 1 is characterized in that: be connected with first rubber layer (18) on described first horizontal segment (19) inwall.
3. pump integrated mechanical sealing according to claim 2 is characterized in that: sulfuration is bonding between described first rubber layer (18) and first horizontal segment (19).
4. according to claim 1 or 2 or 3 described pump integrated mechanical sealings, it is characterized in that: described sealing seat (8) periphery wall is provided with second rubber layer (7).
5. pump integrated mechanical sealing according to claim 4 is characterized in that: sulfuration is bonding between described second rubber layer (7) and the sealing seat (8).
6. pump integrated mechanical sealing according to claim 1 is characterized in that: described bellows (6) is the sulfuration bonding way with the Placement of stationary ring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201648899U CN202082142U (en) | 2011-05-20 | 2011-05-20 | Assembled mechanical seal used for pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201648899U CN202082142U (en) | 2011-05-20 | 2011-05-20 | Assembled mechanical seal used for pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202082142U true CN202082142U (en) | 2011-12-21 |
Family
ID=45342772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201648899U Expired - Fee Related CN202082142U (en) | 2011-05-20 | 2011-05-20 | Assembled mechanical seal used for pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202082142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162463A (en) * | 2011-05-20 | 2011-08-24 | 蒋敏 | Integrated mechanical seal for pump |
| CN107939978A (en) * | 2017-12-23 | 2018-04-20 | 广州市白云泵业集团有限公司 | Electromagnetic type active sealing structure |
-
2011
- 2011-05-20 CN CN2011201648899U patent/CN202082142U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162463A (en) * | 2011-05-20 | 2011-08-24 | 蒋敏 | Integrated mechanical seal for pump |
| CN107939978A (en) * | 2017-12-23 | 2018-04-20 | 广州市白云泵业集团有限公司 | Electromagnetic type active sealing structure |
| CN107939978B (en) * | 2017-12-23 | 2023-11-21 | 广州市白云泵业集团有限公司 | Electromagnetic active sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO TIANGONG MACHINERY SEAL CO., LTD. Free format text: FORMER OWNER: JIANG MIN Effective date: 20130219 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130219 Address after: 315191, 18, high voltage Road, Jiangshan science and Technology Park, Yinzhou District, Zhejiang, Ningbo Patentee after: Ningbo Tiangong Mechanical Seal Co., Ltd. Address before: 315191 Ningbo industrial seal Factory No. 18, high voltage Road, Jiangshan hi tech park, Ningbo, Zhejiang, Yinzhou District Patentee before: Jiang Min |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20190520 |