CN210927053U - Immersible pump cable prevents water installations - Google Patents
Immersible pump cable prevents water installations Download PDFInfo
- Publication number
- CN210927053U CN210927053U CN201921927896.2U CN201921927896U CN210927053U CN 210927053 U CN210927053 U CN 210927053U CN 201921927896 U CN201921927896 U CN 201921927896U CN 210927053 U CN210927053 U CN 210927053U
- Authority
- CN
- China
- Prior art keywords
- cable
- cover
- motor
- sealing ring
- strand
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a immersible pump cable prevents water installations, it includes motor casing, motor casing's one end is provided with the enclosing cover, the inboard of enclosing cover is as the motor chamber, the enclosing cover is sealed wears to be provided with the cable, the cable includes the outer insulating layer and sets up strand in two piece at least cables in the outer insulating layer, the pot head that the cable is located the motor intracavity is equipped with rubber sheath, the big running-on of the one end of rubber sheath for the external diameter setting of cooperation cable, the other end is provided with the little running-on that sets up with two at least cooperation cable internal strand external diameters that big running-on is linked together, the cover is hugged closely on the outer wall of outer insulating layer to big running-on, the cover is hugged closely on the. The submersible pump cable water inlet prevention device is simple in structure and easy to realize; and can prevent media such as water from entering the motor cavity through the clearance between outer insulating layer and the cable internal strand, improve the waterproof performance of motor, guarantee immersible pump security and the reliability of operation.
Description
Technical Field
The utility model relates to a immersible pump especially relates to a immersible pump cable water installations of preventing.
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 the submerged medium, a part of a power cable for supplying power to the submersible motor is submerged in the medium. The operating environment of immersible pump is all abominable, and under environments such as mine very much, the power cable outer insulating layer of immersible pump often takes place damaged phenomenon, soaks in the medium when damaged position, will have the medium to get into in the cable strand to along the clearance entering motor intracavity in the cable, finally take place to burn out because the motor feed liquor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water installations is prevented to immersible pump cable to solve among the prior art immersible pump and cause the problem of motor feed liquor because of the cable outer insulation layer is damaged.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a immersible pump cable water installations of preventing, its includes motor casing, motor casing's one end is provided with the enclosing cover, the inboard of enclosing cover is as the motor chamber, just the enclosing cover upper seal wears to be provided with the cable, the cable includes the outer insulation layer and sets up strand in two piece at least cables in the outer insulation layer, wherein, the pot head that the cable is located the motor intracavity is equipped with rubber sheath, rubber sheath's one end is the cooperation the big running-on that the external diameter of cable set up, the other end are provided with two at least cooperations that are linked together with big running-on the little running-on that strand external diameter set up in the cable, big running-on hug closely the cover in on the outer wall of outer insulation layer, the cover is hugged closely on the strand outer.
Particularly, the middle part of the rubber sheath is provided with an arc transition section, a gap exists between the transition section and the outer insulating layer as well as between the transition section and the cable inner strands, and sealing glue is filled in the gap and between two adjacent cable inner strands.
Particularly, a through hole is formed in the center of the outer cover, the cable penetrates through the through hole, and the cable and the through hole are sealed through a sealing assembly.
Particularly, the sealing assembly comprises a sealing cavity located in the through hole, an inner sealing ring and an outer sealing ring are arranged in the sealing cavity, a pressure plate is arranged outside the outer sealing ring, and the pressure plate is fixed on the outer side of the outer cover to fix the outer sealing ring and the inner sealing ring in the sealing cavity.
In particular, the outer end of the outer sealing ring is arranged to extend out of the central hole of the pressure plate.
The utility model has the advantages that compared with the prior art, the submersible pump cable water inlet prevention device is additionally provided with the sealing rubber sheath at one end of the cable, which is positioned in the motor cavity, thereby not only having simple structure but also being easy to realize; and can prevent media such as water from entering the motor cavity through the clearance between outer insulating layer and the cable internal strand, improve the waterproof performance of motor, guarantee immersible pump security and the reliability of operation.
Drawings
Fig. 1 is a schematic structural view of a submersible pump cable water-inlet-proof device provided by the 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 cable water-proof device for a submersible pump according to an embodiment of the present invention.
In the embodiment, a immersible pump cable water installations is prevented including motor casing 1, the one end of motor casing 1 is equipped with enclosing cover 2 through the bolt fastening, the inboard of enclosing cover 2 is as motor chamber 3, the through-hole has been seted up to the center department of enclosing cover 2, cable 4 passes the through-hole and seals through seal assembly between the two, cable 4 includes outer insulating layer 40 and sets up two piece at least cable internal strand 41 in outer insulating layer 40, seal assembly is including being located the sealed chamber in the through-hole, be provided with inner seal circle 5 and outer seal circle 6 in the sealed chamber, outer seal circle 6 is provided with clamp plate 7 outward, clamp plate 7 is fixed in the enclosing cover 2 outside through the bolt fastening and is compressed tightly outer seal circle 6 and inner seal circle 5 in the sealed chamber, and the outer end of outer seal.
One pot head that cable 4 is located motor chamber 3 is equipped with rubber sheath 8, the one end of rubber sheath 8 is the big running-on 9 of the external diameter setting of cooperation cable 4, the other end is provided with the little running-on 10 that sets up with two at least cooperation cable internal strand 41 external diameters that big running-on 9 is linked together, big running-on 9 hugs closely the cover on the outer wall of external insulation layer 40, little running-on 10 hugs closely the cover on the outer wall of the cable internal strand 41 that corresponds, rubber sheath 8 middle part between big running-on 9 and the little running-on 10 has the changeover portion 11 of circular arc, there is the clearance between changeover portion 11 and external insulation layer 40 and the cable internal strand 41, it has sealing glue 12 all to fill between strand 41 in this clearance and two adjacent cables, it is as an organic whole to connect rubber sheath 8 and external insulation layer 40 and cable internal strand 41 after 12 solidification through sealing glue.
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 (5)
1. The utility model provides a immersible pump cable water installations of preventing, its includes motor casing, motor casing's one end is provided with the enclosing cover, the inboard of enclosing cover is as the motor chamber, just the enclosing cover upper seal wears to be provided with the cable, the cable includes the outer insulation layer and sets up strand in two piece at least cables in the outer insulation layer, a serial communication port, the pot head that the cable is located the motor intracavity is equipped with rubber sheath, rubber sheath's one end is the cooperation the big running-on that the external diameter of cable set up, the other end are provided with two at least cooperations that are linked together with big running-on the little running-on that strand external diameter set up in the cable, big running-on hug closely the cover in on the outer wall of outer insulation layer, the cover is hugged closely on the strand.
2. The submersible pump cable water inlet prevention device according to claim 1, wherein an arc transition section is arranged in the middle of the rubber sheath, a gap exists between the transition section and the outer insulation layer and between the transition section and the cable inner strands, and sealing glue is filled between the gap and two adjacent cable inner strands.
3. The submersible pump cable water inlet prevention device of claim 1, wherein the outer cover is provided with a through hole at the center, and the cable passes through the through hole and is sealed by the sealing assembly.
4. The submersible pump cable water inlet prevention device according to claim 3, wherein the sealing assembly comprises a sealing cavity in the through hole, an inner sealing ring and an outer sealing ring are arranged in the sealing cavity, a pressure plate is arranged outside the outer sealing ring, and the pressure plate is fixed outside the outer cover to fix the outer sealing ring and the inner sealing ring in the sealing cavity.
5. A submersible pump cable water ingress prevention apparatus as claimed in claim 4, wherein the outer end of the outer sealing ring is disposed to extend out of the central aperture of the pressure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921927896.2U CN210927053U (en) | 2019-11-08 | 2019-11-08 | Immersible pump cable prevents water installations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921927896.2U CN210927053U (en) | 2019-11-08 | 2019-11-08 | Immersible pump cable prevents water installations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210927053U true CN210927053U (en) | 2020-07-03 |
Family
ID=71346236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921927896.2U Active CN210927053U (en) | 2019-11-08 | 2019-11-08 | Immersible pump cable prevents water installations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210927053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583625A (en) * | 2022-01-18 | 2022-06-03 | 温岭格朗智能科技有限公司 | Immersible pump cable conductor fixed knot constructs and immersible pump |
-
2019
- 2019-11-08 CN CN201921927896.2U patent/CN210927053U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583625A (en) * | 2022-01-18 | 2022-06-03 | 温岭格朗智能科技有限公司 | Immersible pump cable conductor fixed knot constructs and immersible pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0718947B1 (en) | Pressure equalized cable termination or junction box for subsea use | |
| CN210927053U (en) | Immersible pump cable prevents water installations | |
| CN101212158B (en) | Cable seal structure for submerged motor | |
| CN203984137U (en) | Waterproof machine on a kind of immersible pump | |
| KR100983639B1 (en) | Motor water pump comprising cable plug | |
| CN210927279U (en) | Water inlet prevention device for submersible pump motor | |
| CN207459891U (en) | A kind of oil-immersed diving pump and its terminal box sealing structure | |
| CN205960613U (en) | Submersible pump cable dual -seal structure | |
| CN102035305B (en) | High-speed special submerged motor for engineering ship | |
| CN210429339U (en) | Cable and sealing device thereof | |
| CN204992874U (en) | Well is with filling ability of swimming submersible electric motor | |
| CN204805734U (en) | Flange device | |
| CN209897480U (en) | Electric control system of marine low-speed diesel engine | |
| CN211009890U (en) | Sealing structure of submersible pump motor | |
| CN211720169U (en) | Cable protective sheath of immersible pump | |
| CN203377573U (en) | Geothermal well pipe having cable protection function | |
| CN209800240U (en) | Water pump wiring installation structure | |
| CN212744458U (en) | Oil chamber structure and sewage submersible pump thereof | |
| CN218542628U (en) | Sewage and dirt submersible electric pump | |
| CN206341068U (en) | The intelligent submersible motor of built-in controller | |
| CN214849297U (en) | Sealing protection device of submarine cable joint and cable with sealing protection device | |
| CN215595927U (en) | Submersible pump | |
| CN218177484U (en) | Sealing protection device for submersible electric pump cable | |
| CN219432129U (en) | Outer shell structure of submersible pump | |
| CN217607451U (en) | Armored single-seal explosion-proof cable stuffing box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |