CN220457104U - Cable outlet structure with reinforced sealing and high mechanical strength - Google Patents
Cable outlet structure with reinforced sealing and high mechanical strength Download PDFInfo
- Publication number
- CN220457104U CN220457104U CN202322000245.1U CN202322000245U CN220457104U CN 220457104 U CN220457104 U CN 220457104U CN 202322000245 U CN202322000245 U CN 202322000245U CN 220457104 U CN220457104 U CN 220457104U
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- cable
- mechanical strength
- high mechanical
- sealing
- cavity
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- 238000007789 sealing Methods 0.000 title claims abstract description 103
- 229920001971 elastomer Polymers 0.000 claims abstract description 38
- 239000004636 vulcanized rubber Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 13
- 239000000565 sealant Substances 0.000 claims description 12
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920005749 polyurethane resin Polymers 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 11
- 239000002184 metal Substances 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Motor Or Generator Frames (AREA)
- Cable Accessories (AREA)
Abstract
The utility model belongs to the technical field of submerged motors, and particularly relates to a cable outlet structure with reinforced sealing and high mechanical strength. The cable outlet structure with the reinforced sealing and high mechanical strength comprises a flange shell, wherein the flange shell is connected with a submerged motor and is sealed through an O-shaped rubber sealing ring, a sealing gasket and a sealing ring are sleeved on a cable and are arranged in a first cavity, a sealing ring locking nut is arranged on the outer side of the sealing gasket, the sealing gasket and the sealing ring are locked, vulcanized rubber and sealing rubber are filled in a second cavity and are coated on the cable. The utility model provides a cable outlet structure with high mechanical strength, which can strengthen the sealing performance of the cable outlet structure and the capability of the cable to cope with complex stress conditions, and has low cost, long-term reliability and strong adaptability.
Description
Technical Field
The utility model belongs to the technical field of submerged motors, and particularly relates to a cable outlet structure with reinforced sealing and high mechanical strength.
Background
The prior art comprises the following steps:
the submersible motor is immersed into the seawater for a long time to work, and continuously provides power for the submersible pump. The power cable is a core component for inputting power to the submerged motor and is used for communicating the submerged motor with a power supply. The submersible motor is required to reach the IP68 protection level generally, so the tightness of the cable outlet structure of the submersible motor is particularly important.
Aiming at the problem of tightness: the rubber sealing ring is used as a sealing element, the sealing ring is pressed and deformed and coated on the outer side of the cable in a manner of extruding the sealing ring, but the submersible motor is applied to a complex seawater environment, the service life of the rubber element can be shortened under complex stress conditions and the complex seawater environment, and a certain leakage risk can be caused after long-term use. Another solution is to use a power cable penetration, but at high cost.
Difficulty and meaning for solving the technical problems:
therefore, based on the problems, the cable outlet structure with high mechanical strength, which can strengthen the sealing performance of the cable outlet structure and the capability of the cable to cope with complex stress conditions, has low cost, long-term reliability and strong suitability and is used for strengthening sealing, has important practical significance.
Disclosure of Invention
The cable outlet structure with the high mechanical strength can strengthen the sealing performance of the cable outlet structure and the capability of the cable to cope with complex stress conditions, and is low in cost, reliable for a long time and high in adaptability.
The technical scheme adopted by the embodiment of the application for solving the technical problems in the prior art is as follows:
the cable outlet structure with high mechanical strength for strengthening the seal comprises a flange shell, wherein the flange shell is connected with a submerged motor and is sealed through an O-shaped rubber sealing ring;
the flange shell is internally provided with two cavities, the cavity close to the interior of the submerged motor is marked as a first cavity, the cavity close to the exterior of the submerged motor is marked as a second cavity, the sealing gasket and the sealing ring are sleeved on the cable and are arranged in the first cavity, the sealing ring lock nut is arranged on the outer side of the sealing gasket and locks the sealing gasket and the sealing ring, and vulcanized rubber and sealing rubber are filled in the second cavity and are coated on the cable;
the flange shell is provided with a flange in an extending mode, the plane of the flange is parallel to the axis of the cable, and the two cable clamping covers are respectively arranged on two sides of the cable and are connected with the flange through bolts.
The following technical schemes can also be adopted in the embodiment of the application:
in the cable outlet structure with high mechanical strength and enhanced sealing, a spigot structure is further arranged at the joint of the flange shell and the submerged motor.
The structure can enable the cable outlet structure to be accurately installed at the corresponding position on the submerged motor.
In the cable outlet structure with high mechanical strength and enhanced sealing, a groove for an O-shaped rubber sealing ring is further arranged at the joint of the flange shell and the submerged motor, wherein the groove is used for accommodating the O-shaped rubber sealing ring.
When the cable is installed, the O-shaped rubber sealing ring made of corresponding materials with corresponding specifications is placed in the groove for the O-shaped rubber sealing ring, and the structure can enable good sealing performance between the cable outlet structure and the submerged motor.
In the cable outlet structure with the reinforced sealing and high mechanical strength, the second cavity is a horn-shaped opening.
The second cavity of the flange shell for pouring vulcanized rubber and sealant is a horn-shaped opening, and the structure is convenient for pouring the rubber into the cavity.
In the cable outlet structure with the reinforced seal and high mechanical strength, a plurality of grooves are further formed in the second cavity.
The flange shell is used for pouring the second cavity of vulcanized rubber and sealant and is provided with a plurality of grooves, the contact area between the flange shell and the vulcanized rubber and the contact area between the flange shell and the sealant can be increased through the groove structure, and the rubber can be prevented from falling off from the flange shell through the groove structure.
In the cable outlet structure with high mechanical strength for reinforcing the seal, further, the vulcanized rubber is made of polyurethane resin material, and the seal rubber is made of epoxy resin material.
The polyurethane resin material can bond rubber and metal, and has good sealing performance. The epoxy resin material can bond rubber and metal, has higher mechanical strength and better corrosion resistance.
In the cable outlet structure with high mechanical strength and enhanced sealing, further, a part of the cable clamping cover for clamping the cable is in a circular arc structure.
The circular arc structure can avoid causing damage to the cable outer sheath when clamping the cable.
In the cable outlet structure with the reinforced sealing and high mechanical strength, further, one of the two cable clamping covers is provided with a through hole, which is marked as a through hole type cable clamping cover, and the other cable clamping cover is provided with a threaded hole, which is marked as a threaded hole type cable clamping cover, and the bolt passes through the through hole and is in threaded connection with the threaded hole.
The one or more technical solutions provided in the embodiments of the present application have at least the following beneficial effects:
1. the utility model can strengthen the sealing performance of the cable outlet structure, prolong the service life of the cable sealing structure in complex application environment, further prolong the service life of the motor and be reliable for a long time; but also can strengthen the capability of the cable to cope with complex stress conditions and prevent the influence of the dragging cable on the sealing performance of the motor.
2. According to the utility model, only limited components such as vulcanized rubber 5, sealing rubber 6, nuts 7, gaskets 8, through hole type cable clamping covers 9, threaded hole type cable clamping covers 10 and the like are added on the sealing structure of the sealing ring, and cables of different types or different specifications can be adapted only by adjusting the inner diameter (D1) of the sealing ring and the inner diameter (D2) of the cable clamping cover, so that the utility model has the characteristics of strong adaptability and low cost, and can be applied to single-piece small-batch production, and can be applied to mass production with small implementation difficulty.
Drawings
The technical solutions of the embodiments of the present application will be described in further detail below with reference to the accompanying drawings, but it should be understood that these drawings are designed for the purpose of illustration only and thus are not limiting of the scope of the present application. Moreover, unless specifically indicated otherwise, the drawings are intended to conceptually illustrate the structural configurations described herein and are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic illustration of the structure of a flange housing at a spigot structure;
fig. 3 is a schematic view of the structure at the flange plane of the flange housing.
In the figure: 1. a flange housing; 2. a sealing ring lock nut; 3. a sealing gasket; 4. a seal ring; 5. vulcanizing glue; 6. sealing glue; 7. a nut; 8. a gasket; 9. a through hole type cable clamping cover; 10. a threaded hole type cable clamp cover; 11. a cable; 12. an O-shaped rubber sealing ring;
A. the spigot structure, B, O type rubber seal ring groove, C, groove, D, flange plane, E, cable axis.
Detailed Description
The cable outlet structure comprises a flange shell 1, a sealing ring locking nut 2, a sealing gasket 3, a sealing ring 4, vulcanized rubber 5, sealing rubber 6 and a cable clamping cover.
The flange shell 1 is connected with a submerged motor, the flange shell 1 is connected to a motor end cover through bolts, and an O-shaped rubber sealing ring 12 is selected for sealing, so that the sealing between the flange shell and the motor end cover is realized through the O-shaped rubber sealing ring 12. The sealing gasket 3 and the sealing ring 4 are sleeved on the cable, embedded in the flange shell, installed in a cavity of the flange shell 1 close to the inside of the motor, the sealing ring locking nut 2 is installed in the cavity of the flange shell 1, is connected with the flange shell 1 outside the sealing ring and is positioned outside the sealing gasket 3, and the sealing gasket 3 and the sealing ring 4 are locked. The vulcanizing glue 5 and the sealant 6 are filled in the cavity, close to the outside of the motor, of the flange shell 1, are coated on the cable and are filled in the cavity of the flange shell 1. The cable clamping covers are connected with the flange shell 1 through bolts and are respectively arranged on two sides of the cable and clamp the cable.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Example 1
The cable outlet structure comprises a flange shell 1, a sealing ring lock nut 2, a sealing gasket 3, a sealing ring 4, vulcanized rubber 5, sealing rubber 6, a through hole type cable clamping cover 9, a threaded hole type cable clamping cover 10 and a cable 11.
The flange shell 1 is connected with a submerged motor and is sealed by an O-shaped rubber sealing ring 12. The sealing gasket 3 and the sealing ring 4 are sleeved on the cable and are arranged in a cavity of the flange shell 1, which is close to the inside of the motor, and the sealing ring locking nut 2 is arranged in the cavity of the flange shell 1 and is positioned at the outer side of the sealing gasket 3 to lock the sealing gasket 3 and the sealing ring 4.
The vulcanizing glue 5 and the sealant 6 are filled in the cavity of the flange shell 1, which is close to the outside of the motor, and are coated on the cable and are filled in the cavity of the flange shell. The through hole type cable clamping cover 9 and the threaded hole type cable clamping cover 10 are respectively arranged on two sides of the cable 11 and are connected through bolts.
The flange part of the flange shell 1 connected with the submerged motor is provided with a spigot structure A, and the structure can enable the cable outlet structure to be accurately arranged at the corresponding position on the submerged motor.
The flange part of the flange shell 1 connected with the submerged motor is provided with a groove B for an O-shaped rubber sealing ring, and when the submerged motor is installed, the O-shaped rubber sealing ring with corresponding specification and corresponding material is placed in the groove.
The flange shell 1 is used for pouring vulcanized rubber 5 and sealing rubber 6, and the cavity is a horn-shaped opening, so that the structure is convenient for pouring the rubber into the cavity.
The flange shell 1 is used for pouring the vulcanized rubber 5 and the sealing rubber 6, a plurality of grooves C are formed in the cavity, the contact area between the flange shell 1 and the vulcanized rubber 5 and the contact area between the flange shell and the sealing rubber 6 can be increased through the groove structure, and the rubber can be prevented from falling off from the flange shell 1 through the groove structure.
The vulcanized rubber 5 is made of polyurethane resin material, can bond rubber and metal, and has good sealing performance.
The sealant 6 is made of epoxy resin material, can bond rubber and metal, has high mechanical strength and good corrosion resistance.
The flange housing 1 is provided with a flange for mounting a cable clamping cover, the flange plane D being parallel to the cable axis E.
The parts of the through hole type cable clamping cover 9 and the threaded hole type cable clamping cover 10 used for clamping the cable are provided with circular arc structures, and the circular arc structures can avoid damaging the cable outer sheath when the cable is clamped.
In this embodiment, the tightness of the cable outlet structure is achieved by three measures. The sealing gasket 3 and the sealing ring 4 are in direct contact with the liquid in the motor, so that the liquid in the motor can be prevented from leaking outwards, and the long-term sealing performance of the mode is reliable under the condition that the liquid in the motor is stable in environment. The vulcanized rubber 5 is positioned between the sealing ring 4 and the sealing rubber 6, and the material has good sealing performance on the liquid in the motor and the liquid outside the motor and is mainly used as a standby safety measure. The sealant 6 is in direct contact with the liquid outside the motor, so that the liquid outside the motor can be prevented from leaking into the motor, and the material has higher mechanical strength and better corrosion resistance and is stable and reliable in long-term application in complex environments such as seawater. The three measures supplement each other, isolate the liquid inside the motor from the liquid outside the motor, and avoid the same measure contacting the liquid inside the motor and the liquid outside the motor at the same time, thus improving the working condition of the sealing measure, improving the reliability of the sealing structure and prolonging the service life of the sealing structure.
In this embodiment, the mechanical strength of the cable outlet structure is achieved by two measures. The sealant 6 is located in the outermost cavity of the flange housing 1, and the material can bond rubber and metal, and has higher mechanical strength after solidification. A plurality of grooves are formed in the cavity of the flange shell 1, the contact area between the sealant 6 and the flange shell 1 can be increased through the groove structure, the bonding effect of the sealant 6 is further improved, and the groove structure can also serve as a stop table to prevent the sealant 6 and the flange shell 1 from sliding relatively. Two mounting holes are formed in the flange for mounting the cable clamping cover on the flange shell 1, and the through hole type cable clamping cover 9 and the threaded hole type cable clamping cover 10 are respectively arranged on two sides of the mounting holes and clamp the cable in a mode of tightening bolts. The two measures together cope with complex stress conditions to which the cable is subjected, and play a role of double insurance.
In summary, the utility model provides a cable outlet structure with high mechanical strength, which can strengthen the sealing performance of the cable outlet structure, strengthen the capability of the cable to cope with complex stress conditions, and has the advantages of low cost, long-term reliability and strong suitability.
The foregoing examples illustrate the utility model in detail, but are merely preferred embodiments of the utility model and are not to be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (8)
1. The utility model provides a high mechanical strength's of reinforcement seal cable goes out cable structure which characterized in that: the cable outlet structure with high mechanical strength for strengthening the seal comprises a flange shell, wherein the flange shell is connected with a submerged motor and is sealed through an O-shaped rubber sealing ring;
the flange shell is internally provided with two cavities, the cavity close to the interior of the submerged motor is marked as a first cavity, the cavity close to the exterior of the submerged motor is marked as a second cavity, the sealing gasket and the sealing ring are sleeved on the cable and are arranged in the first cavity, the sealing ring locking nut is arranged on the outer side of the sealing gasket, the sealing gasket and the sealing ring are locked, vulcanized rubber and sealing rubber are filled in the second cavity and are coated on the cable;
the flange shell is provided with a flange in an extending mode, the plane of the flange is parallel to the axis of the cable, and the two cable clamping covers are respectively arranged on two sides of the cable and are connected with the flange through bolts.
2. The enhanced sealed high mechanical strength cable payout structure according to claim 1, wherein: the flange shell is provided with a spigot structure at the joint of the flange shell and the submerged motor.
3. The enhanced sealed high mechanical strength cable payout structure according to claim 1, wherein: the flange shell is provided with a groove for an O-shaped rubber sealing ring for accommodating the O-shaped rubber sealing ring at the joint of the flange shell and the submerged motor.
4. The enhanced sealed high mechanical strength cable payout structure according to claim 1, wherein: the second cavity is a horn-shaped opening.
5. The enhanced sealed high mechanical strength cable payout structure according to claim 4, wherein: a plurality of grooves are formed in the second cavity.
6. The enhanced sealed high mechanical strength cable payout structure according to claim 1, wherein: the vulcanized rubber is made of polyurethane resin material, and the sealant is made of epoxy resin material.
7. The enhanced sealed high mechanical strength cable payout structure according to claim 1, wherein: the cable clamping cover is characterized in that the part for clamping the cable is of an arc-shaped structure.
8. The enhanced sealed high mechanical strength cable payout structure according to claim 1, wherein: and in the two cable clamping covers, one cable clamping cover is provided with a through hole, which is marked as a through hole type cable clamping cover, the other cable clamping cover is provided with a threaded hole, which is marked as a threaded hole type cable clamping cover, and a bolt passes through the through hole and is in threaded connection with the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322000245.1U CN220457104U (en) | 2023-07-26 | 2023-07-26 | Cable outlet structure with reinforced sealing and high mechanical strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322000245.1U CN220457104U (en) | 2023-07-26 | 2023-07-26 | Cable outlet structure with reinforced sealing and high mechanical strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220457104U true CN220457104U (en) | 2024-02-06 |
Family
ID=89729963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322000245.1U Active CN220457104U (en) | 2023-07-26 | 2023-07-26 | Cable outlet structure with reinforced sealing and high mechanical strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220457104U (en) |
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2023
- 2023-07-26 CN CN202322000245.1U patent/CN220457104U/en active Active
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