CN210927279U - Water inlet prevention device for submersible pump motor - Google Patents
Water inlet prevention device for submersible pump motor Download PDFInfo
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- CN210927279U CN210927279U CN201921930031.1U CN201921930031U CN210927279U CN 210927279 U CN210927279 U CN 210927279U CN 201921930031 U CN201921930031 U CN 201921930031U CN 210927279 U CN210927279 U CN 210927279U
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- water
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- submersible pump
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Abstract
The utility model discloses a immersible pump motor prevents water installations, it includes motor casing, form the motor chamber in the motor casing, just the sealed fixed mounting in motor casing outer end has water-proof cover, form water-proof chamber in the water-proof cover, just the sealed fixed mounting in water-proof cover's outer end has the enclosing cover, the cable is worn to be equipped with in the enclosing cover upper seal, fixed mounting has the insulation board between water-proof chamber and the motor chamber, install the terminal on the insulation board, the wire of cable is connected to the one end of terminal, and the other end is connected with the patch cord. The submersible pump motor water inlet prevention device is simple in structure and easy to realize; and can not get into the motor chamber again after the medium gets into water proof chamber, when water proof chamber appearing ponding, the insulation value of cable reduces, and the immersible pump can not start, has improved the waterproof performance of motor, guarantees the security and the reliability of immersible pump operation.
Description
Technical Field
The utility model relates to a immersible pump especially relates to a water installations is prevented to immersible pump motor.
Background
The submersible pump is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work, and underground water is extracted to the ground surface, so that the unit is used for domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting and ship load regulation, and can also be used for fountain landscape.
Because the submersible pump runs in a submerged medium, the submersible pump mainly has the defect of sealing failure, and the medium leaks into a motor cavity, so that a motor is short-circuited and burnt. The sealing failure of the submersible pump is mechanical sealing failure (operation abrasion, mechanical damage and the like) and cable sealing failure (frequent moving, elasticity disappearance and the like). When a cable seal fails, media leaks from the failed seal into the motor cavity.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water installations is prevented to immersible pump motor to solve among the prior art immersible pump and cause the problem in medium leakage inlet motor chamber because of sealed inefficacy.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a immersible pump motor prevents water installations, its includes motor casing, form the motor chamber in the motor casing, just the sealed fixed mounting in motor casing outer end has water proof cover, form water proof chamber in the water proof cover, just the sealed fixed mounting in water proof cover's outer end has the enclosing cover, the cable is worn to be equipped with by the enclosing cover upper seal, fixed mounting has the insulation board between water proof chamber and the motor chamber, install the terminal on the insulation board, the wire of the one end connecting cable of terminal, the other end is connected with the patch cord.
Particularly, the wiring terminal is fixed on the insulating plate through two limiting screw caps, and a sealing ring is arranged between the limiting screw caps and the insulating plate.
Particularly, a through hole is formed in the center of the outer cover, a sealing cavity is formed in the through hole, a sealing sleeve is arranged in the sealing cavity, a pressing plate is arranged outside the sealing sleeve, and the pressing plate is fixed on the outer side of the outer cover to fix the sealing sleeve in the sealing cavity.
In particular, the outer end of the sealing sleeve extends out of the central hole of the pressure plate.
In particular, both ends of the binding post are provided with nuts for compressing the binding post.
Particularly, a boss extends inwards from one end of the water-separating sleeve, the insulating plate is fixed on the boss through a bolt, and a sealing ring is arranged between the insulating plate and the boss.
In particular, sealing rings are arranged between two ends of the water separating sleeve and the motor shell and between two ends of the water separating sleeve and the outer cover.
The utility model has the advantages that compared with the prior art, the submersible pump motor water inlet prevention device has simple structure and is easy to realize; and can not get into the motor chamber again after the medium gets into water proof chamber, when water proof chamber appearing ponding, the insulation value of cable reduces, and the immersible pump can not start, has improved the waterproof performance of motor, guarantees the security and the reliability of immersible pump operation.
Drawings
Fig. 1 is a schematic structural view of a submersible pump motor water inlet prevention device provided by the specific embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a water inlet prevention device for a submersible pump motor according to an embodiment of the present invention.
In the embodiment, the water inlet prevention device for the submersible pump motor comprises a motor shell 1, a motor cavity 2 is formed in the motor shell 1, and the outer end of the motor shell 1 is fixedly provided with a water-proof sleeve 3 in a sealing way, a water-proof cavity 4 is formed in the water-proof sleeve 3, one end of the water-proof sleeve 3 extends inwards to form a boss 5, an insulating plate 6 is fixed on the boss 5 through a bolt, a sealing ring 7 is arranged between the insulating plate 6 and the boss 5, the outer end of the waterproof sleeve 3 is fixedly provided with an outer cover 8 in a sealing way through a bolt and the sealing ring 7, the center of the outer cover 8 is provided with a through hole, a sealing cavity is arranged in the through hole, a sealing sleeve 9 is arranged in the sealing cavity, a cable 10 passes through the sealing sleeve 9, and a pressure plate 11 is arranged outside the sealing sleeve 9, the pressure plate 11 is fixed on the outer side of the outer cover 8 through bolts to fix the sealing sleeve 9 in the sealing cavity, and the outer end of the sealing sleeve 9 extends out of a central hole of the pressure plate 11.
Install terminal 12 on the insulation board 6, the wire of cable 10 is connected to the one end of terminal 12, the other end is connected with patch cord 13, terminal 12 be fixed in on insulation board 6 through two stop nut 14, be provided with sealing washer 7 between stop nut 14 and the insulation board 6, and the both ends of terminal 12 all are provided with nut 15, compress tightly the wire of cable 10 and patch cord 13 through nut 15 and be fixed in on the stop nut 14 that corresponds.
A water insulation cavity 4 is additionally arranged on a motor cavity 2 of the submersible pump motor water-inlet-proof device and is provided with an insulation plate 6, a binding post 12 and the like, and a lead excessively enters the motor cavity 2 through the binding post 12; the insulating plate 6, the wiring terminal 12 and the like are statically sealed through a sealing ring and a sealant, and the sealing cannot fail in the use process; can not get into motor chamber 2 again after water proof chamber 4 is got into to the medium, when ponding appears in water proof chamber 4, the insulation value of cable reduces, and the immersible pump can not start, needs the inspection cable sealed.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (7)
1. The utility model provides a immersible pump motor prevents water installations, its includes motor casing, form the motor chamber in the motor casing, its characterized in that, just the sealed fixed mounting in motor casing outer end has water-proof cover, form water-proof chamber in the water-proof cover, just the sealed fixed mounting in water-proof cover's outer end has the enclosing cover, the cable is worn to be equipped with in the enclosing cover upper seal, fixed mounting has the insulation board between water-proof chamber and the motor chamber, install the terminal on the insulation board, the wire of the one end connecting cable of terminal, the other end is connected with the patch cord.
2. The submersible pump motor water ingress prevention device of claim 1, wherein the terminal is fixed to the insulating plate by two limit nuts, and a seal ring is arranged between the limit nuts and the insulating plate.
3. The submersible pump motor water inlet prevention device according to claim 1, wherein a through hole is formed in the center of the outer cover, a sealing cavity is formed in the through hole, a sealing sleeve is arranged in the sealing cavity, a pressing plate is arranged outside the sealing sleeve, and the pressing plate is fixed to the outer side of the outer cover to fix the sealing sleeve in the sealing cavity.
4. A submersible pump motor water ingress prevention device as claimed in claim 3, wherein the outer end of the gland extends out of the central aperture of the pressure plate.
5. The submersible pump motor water ingress prevention device of claim 2, wherein the terminal post is provided at both ends with nuts for compressing the wiring.
6. The submersible pump motor water inlet prevention device according to claim 1, wherein a boss extends inwards from one end of the water separation sleeve, the insulation plate is fixed on the boss through a bolt, and a sealing ring is arranged between the insulation plate and the boss.
7. A submersible pump motor water ingress prevention apparatus as claimed in claim 1, wherein sealing rings are provided between both ends of the water-blocking jacket and the motor housing and the outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921930031.1U CN210927279U (en) | 2019-11-08 | 2019-11-08 | Water inlet prevention device for submersible pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921930031.1U CN210927279U (en) | 2019-11-08 | 2019-11-08 | Water inlet prevention device for submersible pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210927279U true CN210927279U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921930031.1U Active CN210927279U (en) | 2019-11-08 | 2019-11-08 | Water inlet prevention device for submersible pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210927279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023016437A1 (en) * | 2021-08-13 | 2023-02-16 | Yuyao Actuator Electric Motor Co., Ltd. | Electric motor, method for assembling said motor, and automotive vehicle comprising such a motor |
-
2019
- 2019-11-08 CN CN201921930031.1U patent/CN210927279U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023016437A1 (en) * | 2021-08-13 | 2023-02-16 | Yuyao Actuator Electric Motor Co., Ltd. | Electric motor, method for assembling said motor, and automotive vehicle comprising such a motor |
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