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CN-224200619-U - Combined shaft cover plate suitable for cable sleeve

CN224200619UCN 224200619 UCN224200619 UCN 224200619UCN-224200619-U

Abstract

The utility model discloses a combined type shaft cover plate suitable for a cable sleeve, which relates to the technical field of cover plates, in particular to a combined type shaft cover plate suitable for the cable sleeve, and comprises a cover plate, a shaft and the cable sleeve, wherein the cover plate is arranged at the top of the shaft and consists of a flat plate, a cylinder, a flow guide pipe, an exhaust valve, bolts a and a rubber ring, the flat plate is of a circular plate-shaped structure, the combined type shaft cover plate suitable for the cable sleeve is combined into a whole combined type shaft cover plate through the flat plate, the cylinder and a sealing assembly, so that the sealing safety of the shaft cover plate can be met, the stress release and sliding sealing safety of the cable sleeve of a submersible motor can be met, the cable is not damaged by impact any more, the conventional cable hole sealing plug body can be canceled, and the leakage water passing through the elastic sealing ring can be discharged through the flow guide pipe, and the overall rigidity safety and sealing simplicity of the cover plate are improved.

Inventors

  • LIU XIAOJIAO
  • TAN HONGQIANG
  • YE YONG

Assignees

  • 刘小娇

Dates

Publication Date
20260505
Application Date
20250623

Claims (8)

  1. 1. The combined shaft cover plate suitable for the cable sleeve comprises a cover plate, a shaft (5) and the cable sleeve (6), and is characterized in that the cover plate is arranged at the top of the shaft (5) and consists of a flat plate (101), a cylinder (102), a flow guide pipe (103), an exhaust valve (104), a bolt a (106) and a rubber ring (107), The flat plate (101) is of a circular plate-shaped structure, the flat plate (101) is mounted on the top of the shaft (5), the cylinder (102) is of a cylindrical structure positioned in the middle of the flat plate (101), the cylinder (102) and the flat plate (101) are of an integrated structure, and the cylinder (102) and the flat plate (101) are combined to form a ┷ -shaped plate-shaped structure; The cable sleeve (6) penetrates through the flat plate (101) and the cylinder (102), the cylinder (102) is provided with a sealing component, the sealing component comprises an elastic sealing ring (200), a sealing pressing ring (300) and a protective retaining ring (400), the elastic sealing ring (200) is positioned at the lower part of the inner cavity of the cylinder (102), the sealing ring (200) is of a circular ring structure and is attached to the inner wall of the cylinder (102), The sealing press ring (300) is located on the upper portion of an inner cavity of the cylinder (102), the sealing press ring (300) is located above the elastic sealing ring (200), the sealing press ring (300) is of a T-shaped annular structure, four water permeable holes are symmetrically distributed on the side face of the lower portion of the sealing press ring (300), and the protection retaining ring (400) is located at the top of the sealing press ring (300).
  2. 2. The combined type shaft cover plate of the cable sleeve suitable for being used in the well is characterized in that the diameter of the upper part of an inner cavity of the cylinder (102) is 20mm larger than that of the lower part of the inner cavity, a flow guide pipe (103) is arranged on the side face of the upper part of the cylinder (102), and the inner diameter of the flow guide pipe (103) is 15mm.
  3. 3. The combined type shaft cover plate suitable for the cable sleeve according to claim 1, wherein the vent valve (104) is arranged on the flat plate (101), a vent pipe corresponding to the vent valve (104) is arranged on the flat plate (101), and the vent pipe penetrates through the flat plate (101).
  4. 4. The combined type shaft cover plate suitable for the cable sleeve according to claim 1, wherein the elastic sealing ring (200) is a circular structural member, is made of elastic composite material, has a compression amount of 3-6 mm, and is in contact sealing with the inner wall of the sealing pressing ring (300) and the outer wall of the cable sleeve (6).
  5. 5. A combined wellbore cover plate for an adapted cable sleeve according to claim 1, wherein the top of the sealing pressure ring (300) extends to the outside of the cylinder (102) and is connected with the cylinder (102) through a second bolt (302), the gap between the outer wall of the elastic sealing ring (200) and the inner wall of the cylinder (102) is 20mm, and the gap between the inner part of the elastic sealing ring (200) and the outer wall of the cable sleeve (6) is 10mm.
  6. 6. The combined wellbore cover plate suitable for a cable sleeve according to claim 1, wherein the protective retaining ring (400) is a circular T-shaped rubber protective ring, the wall thickness is 5-10 mm, and the protective retaining ring (400) is mounted to the top of the sealing retaining ring (300) through a first bolt (301).
  7. 7. The combined type shaft cover plate suitable for the cable sleeve is characterized in that the wall thickness of the flat plate (101) is 30-50 mm, the flat plate (101) is connected with the shaft (5) through bolts a (106), the bolts a (106) are high-strength bolts, the wall thickness of the cylinder (102) is 30-70 mm, and the top end of the cylinder (102) is 300mm higher than the top of the flat plate (101).
  8. 8. The combined type shaft cover plate suitable for the cable sleeve of claim 1, wherein the rubber ring (107) is arranged in a groove formed in the bottom of the flat plate (101), the rubber ring (107) is positioned on the inner side of a bolt hole in the flat plate (101), the rubber ring (107) is of an O-shaped rubber structure, and the inner cavity of the groove is rectangular or triangular.

Description

Combined shaft cover plate suitable for cable sleeve Technical Field The utility model relates to the technical field of cover plates, in particular to a combined shaft cover plate suitable for a cable sleeve. Background The prior art mainly adopts a submersible pump outgoing cable to be tied on the inner wall of a shaft, when a unit runs, the submersible pump outgoing cable is disturbed by water flow and then shakes, friction phenomenon can occur between the submersible pump outgoing cable and the top of the unit and the shaft, the damage rate of the cable is higher, the safety risk is higher, a sealing plug body is adopted at the position where the cable passes through a cover plate hole, the durability is poor, water leakage frequently occurs, Meanwhile, the prior art adopts a closed pipeline protection cable, but is rigidly connected with a unit and a shaft, and rigid stress transmission can occur when the unit shakes or lifts up, so that the wiring cavity of the submersible pump and the shaft cover plate are damaged due to overlarge stress, and therefore, the combined shaft cover plate suitable for the cable sleeve is provided. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a combined shaft cover plate suitable for a cable sleeve, which solves the problems of stress concentration, easy bending, easy recharging and complex assembly of the cable sleeve of a submersible motor in the prior art. The utility model is realized by the following technical proposal that the combined shaft cover plate suitable for the cable sleeve comprises a cover plate, a shaft and the cable sleeve, wherein the cover plate is arranged at the top of the shaft and consists of a flat plate, a cylinder, a flow guide pipe, an exhaust valve, a bolt a and a rubber ring, The flat plate is of a circular plate-shaped structure, the flat plate is arranged at the top of the shaft, the cylinder is of a cylindrical structure positioned in the middle of the flat plate, the cylinder and the flat plate are of an integrated structure, and the cylinder and the flat plate are combined to form a ┷ -shaped plate-shaped structure; the cable sleeve penetrates through the flat plate and the cylinder, the cylinder is provided with a sealing component, the sealing component comprises an elastic sealing ring, a sealing pressing ring and a protective retaining ring, the elastic sealing ring is positioned at the lower part of the inner cavity of the cylinder, the sealing ring is of a circular ring structure and is attached to the inner wall of the cylinder, The sealing press ring is located at the upper portion of the inner cavity of the cylinder, the sealing press ring is located above the elastic sealing ring, the sealing press ring is of a T-shaped annular structure, the top of the sealing press ring extends to the outside of the cylinder and is connected with the cylinder through a second bolt, and the protection retaining ring is located at the top of the sealing press ring. As a further proposal, the diameter of the upper part of the inner cavity of the cylinder is larger than that of the lower part of the inner cavity by 20mm, the side surface of the upper part of the cylinder is provided with a flow guide pipe, and the inner diameter of the flow guide pipe is 15mm. Further as this scheme, the discharge valve sets up on the flat board, and is equipped with the breather pipe that corresponds with the discharge valve on the flat board, and the breather pipe runs through the flat board. According to the scheme, the elastic sealing ring is a circular structural member and is made of elastic alloy composite materials or resin or polyurethane or polytetrafluoroethylene and other composite materials, the compression amount is 3-6 mm, and the inner wall of the sealing pressing ring is in contact sealing with the outer wall of the cable sleeve. As a further scheme, the sealing compression ring is used for compressing the elastic sealing ring on the T-shaped annular part of the cylinder, four water permeable holes are symmetrically distributed on the side face of the lower part of the sealing compression ring, the four water permeable holes are used for discharging water leaking out of the elastic sealing ring to the inner gap of the cylinder, the gap between the outer wall of the elastic sealing ring and the inner wall of the cylinder is 20mm, and the gap between the inner wall of the elastic sealing ring and the outer wall of the cable sleeve is 10mm. As a further scheme, the protection retaining ring is a circular T-shaped rubber protection ring, the wall thickness is 5-10 mm, and the protection retaining ring is mounted on the top of the sealing pressure ring through a first bolt. As the scheme is further, the thickness of the flat plate is 30 mm-50 mm, the flat plate is connected with a shaft through a bolt a, the bolt a adopts a high-strength bolt, the thickness of the cylinder is 30 mm-70 mm, and the top e