CN115962145A - Pressure-bearing sealing gasket dismounting protection structure - Google Patents
Pressure-bearing sealing gasket dismounting protection structure Download PDFInfo
- Publication number
- CN115962145A CN115962145A CN202211646508.XA CN202211646508A CN115962145A CN 115962145 A CN115962145 A CN 115962145A CN 202211646508 A CN202211646508 A CN 202211646508A CN 115962145 A CN115962145 A CN 115962145A
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- China
- Prior art keywords
- upper cover
- sealing gasket
- pressure
- protection structure
- stator
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- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012795 verification Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a pressure-bearing sealing gasket dismounting protection structure, belonging to the field of electric pumps, and comprising an upper cover and an annular groove, wherein the upper cover is provided with a groove; the annular groove is formed in the outer side of the bottom of the upper cover; the bottom of the upper cover is matched with the inner side of the stator; the top end of the stator is fixedly connected with the bottom end of the main bolt; the main bolt penetrates through the outer edge of the upper cover; the main bolt is matched with the outer edge of the upper cover. According to the dismounting protection structure for the pressure-bearing sealing gasket, the annular groove is additionally arranged at the matching position of the upper cover and the inner diameter of the sealing gasket, after the upper cover of the high-temperature and high-pressure shielding electric pump is pre-tightened by the bolt, the sealing effect of the sealing gasket is good through repeated dismounting verification through a high-pressure test, and the sealing gasket is taken out along with the upper cover.
Description
Technical Field
The invention relates to an electric pump, in particular to a pressure-bearing sealing gasket dismounting protection structure.
Background
At present, the demand of China on a high-temperature and high-pressure canned motor pump is gradually improved, the sealing performance is the most critical of the high-temperature and high-pressure canned motor pump, the upper cover is frequently detached after the high-temperature and high-pressure canned motor pump is tested or when the high-temperature and high-pressure canned motor pump is detached and inspected, the sealing copper pad at the upper cover is critical, the sealing copper pad enables the inward and outward two sides to be slightly deformed and protruded due to the pre-tightening force, the sealing copper pad is frequently tightly tensioned on a stator spigot, and the sealing copper pad cannot be detached.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to solve the technical problem of providing a pressure-bearing sealing gasket dismounting protection structure, wherein an annular groove is additionally arranged at the matching position of an upper cover and the inner diameter of a sealing gasket, after the upper cover of a high-temperature and high-pressure shielding electric pump is pre-tightened by a bolt, the sealing gasket is repeatedly dismounted and verified through a high-pressure test, the sealing effect of the sealing gasket is good, and the sealing gasket is taken out along with the upper cover, so that the problem that when the upper cover of the high-temperature and high-pressure shielding electric pump is dismounted and mounted, a copper gasket slightly deforms and bulges to tightly tighten on a stator, the hidden danger caused by subsequent mounting is prevented, and the bearing performance of the shielding electric pump is influenced is solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a pressure-bearing sealing gasket dismounting protection structure which comprises an upper cover and an annular groove, wherein the upper cover is provided with a sealing ring; the annular groove is formed in the outer side of the bottom of the upper cover; the bottom of the upper cover is matched with the inner side of the stator; the top end of the stator is fixedly connected with the bottom end of the main bolt; the main bolt penetrates through the outer edge of the upper cover; the main bolt is matched with the outer edge of the upper cover.
The invention has the further technical scheme that the outer part of the annular groove is abutted against one side of the sealing gasket.
The further technical scheme of the invention is that the other side of the sealing gasket is abutted against the top of the stator.
The invention has the further technical scheme that a main nut is fixedly installed at the top end of the main bolt.
The invention has the further technical scheme that the connection mode of the bottom end of the main bolt and the top end of the stator is threaded connection.
The invention has the further technical scheme that the top end of the main bolt is in threaded connection with the main nut.
The beneficial effects of the invention are as follows:
according to the dismounting protection structure for the pressure-bearing sealing gasket, the annular groove is additionally formed in the matching position of the upper cover and the inner diameter of the sealing gasket, the sealing effect of the sealing gasket is good after the upper cover of the high-temperature and high-pressure shielding electric pump is pre-tightened by a bolt and is repeatedly dismounted and verified through a high-pressure test, and the sealing gasket is taken out along with the upper cover, so that the problem that when the upper cover of the high-temperature and high-pressure shielding electric pump is dismounted and mounted, a copper gasket is slightly deformed and is tightly tensioned on a stator, hidden danger caused by subsequent mounting is prevented, and the bearing performance of the shielding electric pump is influenced is solved.
Drawings
Fig. 1 is a structural sectional view of an upper cover 3 of the present invention.
Fig. 2 is a partial enlarged view of the structure of the annular groove 6 of the present invention.
Fig. 3 is an assembly view of the pressure-bearing sealing gasket removal protection structure of the invention.
In the figure:
a main nut 1; a gasket 2; an upper cover 3; a main bolt 4; a stator 5; an annular groove 6.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and not for the purpose of limiting the same, the same is shown by way of illustration only and not in the form of limitation; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operate, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and it is possible for one of ordinary skill in the art to understand the specific meaning of the above terms according to the specific situation.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1, 2 and 3, and the invention relates to an electric pump, in particular to a pressure-bearing sealing gasket dismounting protection structure, which comprises an upper cover 3 and an annular groove 6; an annular groove 6 is formed in the outer side of the bottom of the upper cover 3; the bottom of the upper cover 3 is matched with the inner side of the stator 5; the top end of the stator 5 is fixedly connected with the bottom end of the main bolt 4; the main bolt 4 penetrates through the outer edge of the upper cover 3; the main bolt 4 matches with the outer edge of the upper cover 3, after the upper cover 3 of the high-temperature high-pressure canned motor pump is pre-tightened by the main bolt 4, the high-pressure test is repeated, the sealing effect of the sealing gasket 2 is good, the sealing gasket 2 is taken out along with the upper cover 3, and when the upper cover 3 of the high-temperature high-pressure canned motor pump is disassembled and assembled, the micro-deformation of the copper gasket is raised, the sealing gasket is tightly tensioned on the stator 5, the hidden danger caused by the follow-up installation is prevented, and the bearing performance of the canned motor pump is influenced.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1, 2, and 3, and the embodiment further describes the first embodiment, where the outside of the annular groove 6 abuts against one side of the seal gasket 2, the seal gasket 2 is clamped in the annular groove 6, and when the upper cover is detached, the seal gasket 6 is taken out along with the upper cover 3, so as to avoid being stuck on the stator 5.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1, 2, and 3, and the embodiment further describes the first embodiment, the other side of the sealing gasket 2 abuts against the top of the stator 5, the sealing gasket 2 is clamped in the annular groove 6, after the pretightening force is added to the main bolt 4, the sealing gasket 3 is compressed to deform inward and is tightly fixed on the newly added annular groove 6 of the upper cover, and when the upper cover 3 is disassembled, the sealing gasket 6 is taken out along with the upper cover 3, so as to avoid being stuck on the stator 5.
The fourth concrete implementation mode:
the present embodiment will be described with reference to fig. 1, 2, and 3, and the present embodiment will further describe the first embodiment in which the main nut 1 is fixedly attached to the tip end of the main bolt 4.
The fifth concrete implementation mode:
the present embodiment will be described with reference to fig. 1, 2, and 3, and the present embodiment further describes the first embodiment in which the bottom end of the main bolt 4 is screwed to the top end of the stator 5.
The sixth specific implementation mode:
the present embodiment will be described with reference to fig. 1, 2, and 3, and the present embodiment further describes the first embodiment in which the distal end of the main bolt 4 is screwed to the main nut 1.
The working principle is as follows: an annular groove 6 is arranged on the outer side of the bottom of the upper cover 3; sealed 2 cards of filling up are in annular groove 6, after kingbolt 4 increases the pretightning force, sealed 3 compression of filling up inwards warp tight fastening and fix on last lid newly-increased annular groove 6, after kingbolt 4 pretensions at high temperature high pressure canned motor pump upper cover 3, through high-pressure test, dismantle repeatedly and verify, sealed 2 sealed effectual, when dismantling upper cover 3, sealed 6 is followed upper cover 3 and is taken out together, avoid gluing on stator 5, when having solved high temperature high pressure canned motor pump dismouting upper cover 3, the copper pad micro deformation is protruding, tight on stator 5 rises, prevent to cause the hidden danger to follow-up installation, influence canned motor pump bearing performance.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (6)
1. A pressure-bearing sealing gasket dismounting protection structure is characterized by comprising an upper cover (3) and an annular groove (6);
the annular groove (6) is formed in the outer side of the bottom of the upper cover (3);
the bottom of the upper cover (3) is matched with the inner side of the stator (5);
the top end of the stator (5) is fixedly connected with the bottom end of the main bolt (4);
the main bolt (4) penetrates through the outer edge of the upper cover (3);
the main bolt (4) is matched with the outer edge of the upper cover (3).
2. The pressure-bearing sealing gasket dismounting protection structure of claim 1, characterized in that:
the outer part of the annular groove (6) is abutted against one side of the sealing gasket (2).
3. The pressure-bearing gasket removal protection structure according to claim 2, characterized in that:
the other side of the sealing gasket (2) is abutted against the top of the stator (5).
4. The pressure-bearing gasket removal protection structure according to claim 2, characterized in that:
and a main nut (1) is fixedly arranged at the top end of the main bolt (4).
5. The pressure-bearing gasket removal protection structure according to claim 1, characterized in that:
the bottom end of the main bolt (4) is connected with the top end of the stator (5) in a threaded manner.
6. The pressure-bearing gasket removal protection structure according to claim 4, wherein:
the top end of the main bolt (4) is connected with the main nut (1) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211646508.XA CN115962145A (en) | 2022-12-21 | 2022-12-21 | Pressure-bearing sealing gasket dismounting protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211646508.XA CN115962145A (en) | 2022-12-21 | 2022-12-21 | Pressure-bearing sealing gasket dismounting protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115962145A true CN115962145A (en) | 2023-04-14 |
Family
ID=87357251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211646508.XA Pending CN115962145A (en) | 2022-12-21 | 2022-12-21 | Pressure-bearing sealing gasket dismounting protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115962145A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB941050A (en) * | 1960-10-17 | 1963-11-06 | Allis Chalmers Mfg Co | Improved sealing arrangement for electric motors |
| CN201226472Y (en) * | 2008-05-27 | 2009-04-22 | 上海凯泉泵业（集团）有限公司 | High-temperature high-voltage resistant shielding motor |
| CN201461440U (en) * | 2009-07-30 | 2010-05-12 | 上海新沪电机厂有限公司 | Canned motor pump adopting flange bolt connection |
| CN201732923U (en) * | 2010-07-15 | 2011-02-02 | 江门市瑞荣泵业有限公司 | Shielding motor stator outgoing cable device |
| CN202402435U (en) * | 2011-12-27 | 2012-08-29 | 佳木斯电机股份有限公司 | Bolt-nut structure for high-temperature high-pressure shielding electric pump |
| CN202833257U (en) * | 2012-10-05 | 2013-03-27 | 佳木斯电机股份有限公司 | Empty water-cooling heat screen structure for high temperature high pressure shield electric pump |
| CN105221445A (en) * | 2015-09-28 | 2016-01-06 | 绍兴泰克精工机电有限公司 | A kind of water-cooled canned motorpump |
| CN205225765U (en) * | 2015-12-29 | 2016-05-11 | 允博（天津）电机科技发展有限公司 | Novel shield pump |
| KR101743008B1 (en) * | 2017-03-07 | 2017-06-15 | 주식회사 에스피케이 | Vertical centrifugal pump |
| CN206918243U (en) * | 2016-12-15 | 2018-01-23 | 贵州维仙果有限公司 | Novel supercritical extraction equipment quick seal coupling |
| CN108916429A (en) * | 2018-09-12 | 2018-11-30 | 山东建筑大学 | A kind of liquid discharge device |
| CN208633911U (en) * | 2018-08-08 | 2019-03-22 | 河北深海电器有限公司 | A kind of electronic water pump |
| WO2020192492A1 (en) * | 2019-03-22 | 2020-10-01 | 广东德昌电机有限公司 | Fluid pump |
| US20210408852A1 (en) * | 2020-06-26 | 2021-12-30 | Ebara Corporation | Resin molded rotor, canned motor, canned motor pump, fan scrubber, and vacuum pump apparatus |
| CN217991259U (en) * | 2022-08-31 | 2022-12-09 | 西安聚能医工科技有限公司 | Improved nozzle for plasma torch |
-
2022
- 2022-12-21 CN CN202211646508.XA patent/CN115962145A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB941050A (en) * | 1960-10-17 | 1963-11-06 | Allis Chalmers Mfg Co | Improved sealing arrangement for electric motors |
| CN201226472Y (en) * | 2008-05-27 | 2009-04-22 | 上海凯泉泵业（集团）有限公司 | High-temperature high-voltage resistant shielding motor |
| CN201461440U (en) * | 2009-07-30 | 2010-05-12 | 上海新沪电机厂有限公司 | Canned motor pump adopting flange bolt connection |
| CN201732923U (en) * | 2010-07-15 | 2011-02-02 | 江门市瑞荣泵业有限公司 | Shielding motor stator outgoing cable device |
| CN202402435U (en) * | 2011-12-27 | 2012-08-29 | 佳木斯电机股份有限公司 | Bolt-nut structure for high-temperature high-pressure shielding electric pump |
| CN202833257U (en) * | 2012-10-05 | 2013-03-27 | 佳木斯电机股份有限公司 | Empty water-cooling heat screen structure for high temperature high pressure shield electric pump |
| CN105221445A (en) * | 2015-09-28 | 2016-01-06 | 绍兴泰克精工机电有限公司 | A kind of water-cooled canned motorpump |
| CN205225765U (en) * | 2015-12-29 | 2016-05-11 | 允博（天津）电机科技发展有限公司 | Novel shield pump |
| CN206918243U (en) * | 2016-12-15 | 2018-01-23 | 贵州维仙果有限公司 | Novel supercritical extraction equipment quick seal coupling |
| KR101743008B1 (en) * | 2017-03-07 | 2017-06-15 | 주식회사 에스피케이 | Vertical centrifugal pump |
| CN208633911U (en) * | 2018-08-08 | 2019-03-22 | 河北深海电器有限公司 | A kind of electronic water pump |
| CN108916429A (en) * | 2018-09-12 | 2018-11-30 | 山东建筑大学 | A kind of liquid discharge device |
| WO2020192492A1 (en) * | 2019-03-22 | 2020-10-01 | 广东德昌电机有限公司 | Fluid pump |
| US20210408852A1 (en) * | 2020-06-26 | 2021-12-30 | Ebara Corporation | Resin molded rotor, canned motor, canned motor pump, fan scrubber, and vacuum pump apparatus |
| CN217991259U (en) * | 2022-08-31 | 2022-12-09 | 西安聚能医工科技有限公司 | Improved nozzle for plasma torch |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20230414 |