CN210371131U - Sealing structure of waterproof sheath - Google Patents
Sealing structure of waterproof sheath Download PDFInfo
- Publication number
- CN210371131U CN210371131U CN201921514446.0U CN201921514446U CN210371131U CN 210371131 U CN210371131 U CN 210371131U CN 201921514446 U CN201921514446 U CN 201921514446U CN 210371131 U CN210371131 U CN 210371131U
- Authority
- CN
- China
- Prior art keywords
- sheath
- sealing
- waterproof
- end cover
- water
- 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.)
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- 238000007789 sealing Methods 0.000 title claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000003292 glue Substances 0.000 claims abstract description 24
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 238000001764 infiltration Methods 0.000 claims description 13
- 125000003003 spiro group Chemical group 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 229920000642 polymer Polymers 0.000 abstract description 8
- 238000005536 corrosion prevention Methods 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 9
- 239000010865 sewage Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000012945 sealing adhesive Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Sealing Devices (AREA)
Abstract
The utility model discloses a sealing structure of a waterproof sheath, which comprises a waterproof sheath at the bottom end of a motor end cover, wherein the bottom part of the motor end cover extends into the waterproof sheath, the bottom of the motor end cover is screwed with four triangular gaskets along the circumferential direction at equal intervals, the bottom surfaces of the triangular gaskets are contacted with the upper end surface of the waterproof sheath, the upper end surface of the waterproof sheath and the part of the side surface of the bottom of the motor end cover, which is higher than the upper end surface of the waterproof sheath, are coated with a second sealing glue layer, and the upper surface of the second sealing glue layer is coated with a sealing curtain cloth; the waterproof sleeve is coated with a layer of polymer structure glue at the joint of the waterproof sleeve and the motor end cover, then the sealing cord fabric covers the surface of the polymer structure glue, the waterproof sleeve serves as a waterproof sleeve framework and has the effect of preventing water flow impact, and finally the sealing cord fabric is uniformly covered by the polymer structure glue, so that the vacuum isolation effect is achieved, and the purpose of corrosion prevention is achieved.
Description
Technical Field
The utility model belongs to the technical field of the water pump sheath, concretely relates to seal structure of water proof sheath.
Background
The sewage treatment plant has the advantages that the inlet water has strong corrosivity, so that the inlet water pumps of the sewage treatment plant are all rotten seriously, and particularly, the water-proof effect cannot be normally achieved at the joint part of the water-proof sleeve and the water pump head. In the process of purchasing a new water-proof sleeve from a manufacturer, because the water inlet pump is in fault connection, the water inlet pump needs to be repaired quickly and emergently to ensure the normal operation of the sewage treatment process, and in the process of maintaining the submersible sewage pump, the situation that the water-proof sleeve of the water pump is seriously corroded to cause the failure of the sealing performance of the water pump is found. In order to ensure that the sewage treatment process is not influenced, equipment maintenance needs to be completed as soon as possible, and long delivery time is needed when the water pump water-resisting sleeve is bought again.
The existing water-proof jacket has poor corrosion resistance, particularly the part of the joint of the water-proof jacket and a motor end cover is particularly serious, and the water-proof jacket is easily corroded, so that the water-proof jacket is notched and loses the waterproof effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a seal structure of water proof sheath to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a seal structure of water proof sheath, includes the water proof sheath of motor end cover bottom, the bottom part of motor end cover stretches into the inside of water proof sheath, the bottom of motor end cover has four triangle gaskets along circumferencial direction equidistance spiro union, just the bottom surface of triangle gasket contacts with the up end of water proof sheath, the up end of water proof sheath and the part that the bottom side face of motor end cover is higher than water proof sheath up end all coat and have sealed glue film two, the upper surface of sealed glue film two covers there is sealed curtain cloth, the upper surface coating of sealed curtain cloth has sealed glue film one, the position department that the side surface of water proof sheath is close to the upper end has seted up the external screw thread, the position department spiro union that the outside of water proof sheath corresponds the external screw thread has external swivel nut, the last fixed surface of external swivel nut is connected with prevents the lower seepage fill.
Preferably, the bottom of the waterproof jacket is provided with a jacket seat.
Preferably, the inner side of the external threaded sleeve is provided with an internal thread matched with the external thread, and the joint of the external threaded sleeve and the anti-infiltration bucket is flush with the upper end face of the waterproof jacket after the external threaded sleeve is completely screwed with the waterproof jacket.
Preferably, the inner diameter of the upper end of the anti-infiltration hopper is larger than that of the bottom end of the anti-infiltration hopper, and the anti-infiltration hopper is fixed with the external threaded sleeve through welding.
Preferably, the waterproof sheath is clamped, limited and fixed with the sheath bearing seat through a triangular gasket.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through at water proof cover and motor end cover junction, the one deck macromolecular structure that coats earlier glues, the sealed curtain cloth of reuse covers on the surface that macromolecular structure glued, plays as the effect of water proof cover skeleton and rivers impact resistance, and the reuse macromolecular structure glues even covering sealed curtain cloth at last, plays the isolated effect in vacuum, reaches anticorrosive purpose promptly.
2. The utility model discloses in, through the hopper that oozes down of preventing that can the spiro union dismantlement that sets up, can play the effect that prevents the polymer and glue the gliding when coating the polymer and glue, can practice thrift the polymer and glue, and avoid the polymer to glue the dispersion and ooze to water proof cover side surface, cause the pollution, influence pleasing to the eye degree.
Drawings
FIG. 1 is a schematic view of the structure of the polymer structure adhesive coating of the present invention;
FIG. 2 is a schematic view of the installation structure of the infiltration-preventing bucket of the present invention;
fig. 3 is an enlarged schematic structural view of a part of fig. 1 of the present invention.
In the figure: 1. a motor end cover; 2. a first sealing adhesive layer; 3. a second sealing adhesive layer; 4. a waterproof jacket; 5. a sheath bearing; 6. an external thread; 7. sealing the curtain cloth; 8. a triangular gasket; 9. a threaded sleeve is externally connected; 10. prevent infiltration fill.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a sealing structure of a waterproof jacket comprises a waterproof jacket 4 at the bottom end of a motor end cover 1, wherein a part 1CM of the bottom of the motor end cover 1 extends into the waterproof jacket 4, four triangular gaskets 8 are screwed at equal intervals along the circumferential direction at the bottom of the motor end cover 1, the bottom surfaces of the triangular gaskets 8 are in contact with the upper end surface of the waterproof jacket 4, a sealing glue layer II 3 is coated on the upper end surface of the waterproof jacket 4 and the side surface of the bottom side of the motor end cover 1, which is higher than a part 2CM of the upper end surface of the waterproof jacket 4, a sealing cord fabric 7 is coated on the upper surface of the sealing glue layer II 3, a sealing glue layer I2 is coated on the upper surface of the sealing cord fabric 7, a part 2CM of the upper end surface of the waterproof jacket 4 and the side surface of the bottom side of the motor end cover 1, which is higher than the upper end surface of the waterproof jacket 4, the sealing cord fabric 7 is coated on the upper surface of the sealing cord fabric 7, and the waterproof jacket framework, finally, the upper surface of the sealing curtain cloth 7 is coated with a sealing glue layer I2, so that the vacuum isolation effect is achieved, namely, the purpose of corrosion prevention is achieved, the position of the side surface of the waterproof jacket 4 close to the upper end is provided with an external thread 6, the position of the outer side of the waterproof jacket 4 corresponding to the external thread 6 is screwed with an external threaded sleeve 9, the upper surface of the external threaded sleeve 9 is fixedly connected with an anti-infiltration bucket 10, the external threaded sleeve 9 is rotated from top to bottom, the external threaded sleeve 9 is completely screwed with the waterproof jacket 4, and the joint of the external threaded sleeve 9 and the anti-infiltration bucket 10 is flush with the upper end surface of the waterproof jacket 4.
Wherein, the sheath bearing 5 is installed to the bottom of water proof sheath 4.
Wherein, the inner side of the external swivel nut 9 is provided with an inner thread matched with the outer thread 6, and the joint of the external swivel nut 9 and the downward-seepage-preventing bucket 10 is flush with the upper end face of the waterproof jacket 4 after the external swivel nut 9 is completely screwed with the waterproof jacket 4.
Wherein, the upper end internal diameter of the anti-infiltration bucket 10 is greater than the bottom internal diameter, and the anti-infiltration bucket 10 is fixed with the external swivel nut 9 by welding.
Wherein, the waterproof sheath 4 is clamped and limited fixedly with the sheath bearing 5 through a triangular gasket 8.
The utility model discloses a theory of operation and use flow: firstly, the waterproof jacket 4 is sleeved above the jacket bearing 5 through the bottom end, the external threaded sleeve 9 is rotated from top to bottom, so that the external threaded sleeve 9 is completely screwed with the waterproof jacket 4, the joint of the external threaded sleeve 9 and the downward-seepage-preventing bucket 10 is flush with the upper end surface of the waterproof jacket 4, then the triangular gasket 8 is fixed at the bottom of the motor end cover 1 through bolts, then the bottom of the motor end cover 1 moves downwards to extend into the waterproof jacket 4 a little until the bottom surface of the triangular gasket 8 contacts the upper end surface of the waterproof jacket 4, so that the waterproof jacket 4 is clamped and fixed, then the sealing glue layers II 3 are coated on the upper end surface of the waterproof jacket 4 and a little part of the side surface of the bottom of the motor end cover 1, which is higher than the upper end surface of the waterproof jacket 4, the sealing curtain cloth 7 is covered on the upper surfaces of the sealing glue layers II 3 to play a role in a framework of the waterproof jacket and a waterproof flow impact force, and finally the sealing curtain cloth 7 is coated with the glue layers, plays the role of vacuum insulation, namely achieving the purpose of corrosion prevention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a seal structure of water proof sheath, includes water proof sheath (4) of motor end cover (1) bottom, its characterized in that: the bottom part of motor end cover (1) stretches into the inside of water proof sheath (4), the bottom of motor end cover (1) has four triangle gaskets (8) along circumferencial direction equidistance spiro union, just the bottom surface of triangle gasket (8) contacts with the up end of water proof sheath (4), the up end of water proof sheath (4) and the bottom side face of motor end cover (1) are higher than the part of water proof sheath (4) up end and all coat and have two (3) of sealing glue layer, the upper surface of two (3) of sealing glue layer covers has sealing curtain cloth (7), the upper surface coating of sealing curtain cloth (7) has one (2) of sealing glue layer, the side surface of water proof sheath (4) is close to position department of upper end and has seted up external screw thread (6), the position department spiro union that the outside of water proof sheath (4) corresponds external screw thread (9), the upper surface of the external threaded sleeve (9) is fixedly connected with an anti-infiltration hopper (10).
2. The sealing structure of a water-stop jacket according to claim 1, wherein: and a sheath bearing seat (5) is arranged at the bottom of the waterproof sheath (4).
3. The sealing structure of a water-stop jacket according to claim 1, wherein: the inner side of the external threaded sleeve (9) is provided with an internal thread matched with the external thread (6), and the joint of the external threaded sleeve (9) and the anti-infiltration bucket (10) is flush with the upper end face of the waterproof jacket (4) after the external threaded sleeve (9) is completely screwed with the waterproof jacket (4).
4. The sealing structure of a water-stop jacket according to claim 1, wherein: the inner diameter of the upper end of the anti-infiltration hopper (10) is larger than that of the bottom end, and the anti-infiltration hopper (10) is fixed with the external threaded sleeve (9) through welding.
5. The sealing structure of a water-stop jacket according to claim 1, wherein: the waterproof sheath (4) is clamped, limited and fixed with the sheath bearing seat (5) through a triangular gasket (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921514446.0U CN210371131U (en) | 2019-09-11 | 2019-09-11 | Sealing structure of waterproof sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921514446.0U CN210371131U (en) | 2019-09-11 | 2019-09-11 | Sealing structure of waterproof sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210371131U true CN210371131U (en) | 2020-04-21 |
Family
ID=70255281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921514446.0U Active CN210371131U (en) | 2019-09-11 | 2019-09-11 | Sealing structure of waterproof sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210371131U (en) |
-
2019
- 2019-09-11 CN CN201921514446.0U patent/CN210371131U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200817 Address after: 322000 No.101 Xijiang Road, chuojiang street, Yiwu City, Jinhua City, Zhejiang Province Patentee after: Yiwu water treatment Co., Ltd Address before: No.101, Xijiang Road, Yiwu City, Jinhua City, Zhejiang Province 322000 Patentee before: Wang Bin |
|
| TR01 | Transfer of patent right |