Search

CN-224228887-U - Double-layer noise-reducing vibration-damping shell of submersible through-flow pump

CN224228887UCN 224228887 UCN224228887 UCN 224228887UCN-224228887-U

Abstract

The utility model relates to the field of hydraulic engineering, in particular to a double-layer noise-reduction vibration-reduction shell of a submersible through-flow pump, which comprises a water inlet shell, a connecting ring and a vibration-reduction mounting assembly, wherein the rear end of the water inlet shell is provided with a first connecting shell, the outer wall of the first connecting shell is fixedly connected with the connecting ring for sound insulation, one end, close to the connecting ring and the first connecting shell, is provided with a vacuum groove, the lower end of the water inlet shell is provided with a supporting block for supporting stability, and the left end and the right end of the supporting block are respectively provided with a supporting base and an A-shaped triangular groove body in a penetrating way. According to the utility model, the connecting ring fixedly connected to the first connecting shell is used for weakening sound generated by the motor in the first connecting shell, specifically, the vacuum groove formed at one end, close to each other, of the connecting ring and the first connecting shell is used for isolating sound, and the vibration generated during working can be relieved by matching with the subsequent vibration reduction installation assembly.

Inventors

  • LI QUANMIN
  • YIN HONGPENG
  • LIU LU
  • LIU XIAOQING
  • ZHOU WEIBO

Assignees

  • 宁波庆全泵业有限公司

Dates

Publication Date
20260512
Application Date
20250507

Claims (7)

  1. 1. The double-layer noise reduction vibration reduction shell of the submerged tubular pump comprises a water inlet shell (1) and is characterized by further comprising a connecting ring (18) and a vibration reduction installation assembly, wherein a first connecting shell (2) is arranged at the rear end of the water inlet shell (1), the connecting ring (18) used for sound insulation is fixedly connected to the outer wall of the first connecting shell (2), a vacuum groove (19) is formed in one end, close to each other, of the connecting ring (18) and the first connecting shell (2), a supporting block (12) used for supporting stability is arranged at the lower end of the water inlet shell (1), and a supporting base (11) and a triangular groove body (13) A are respectively formed in the left end and the right end of the supporting block (12) in a penetrating mode.
  2. 2. The double-layer noise-reducing vibration-reducing shell of the submersible through-flow pump according to claim 1, wherein the rear end of the first connecting shell (2) is provided with a connected second connecting shell (3), and the rear end of the second connecting shell (3) is fixedly connected with a drain shell (4) for circulation.
  3. 3. The double-layer noise-reduction vibration-reduction shell of the submersible through-flow pump according to claim 1 is characterized in that vibration-reduction installation components are arranged at the lower ends of the outer walls of the first connecting shell (2) and the second connecting shell (3), each vibration-reduction installation component comprises a supporting vertical frame (5), a first groove body (6), a second groove body (7) and a rubber ring (8), a supporting vertical frame (5) is fixedly connected at the lower end of the arc-shaped outer wall of the first connecting shell (2) and the lower end of the arc-shaped outer wall of the second connecting shell (3), and the first groove body (6) is formed by penetrating through the front end and the rear end of the supporting vertical frame (5).
  4. 4. The double-layer noise-reduction vibration-reduction shell of the submerged tubular pump according to claim 3, wherein the upper end and the lower end of the supporting vertical frame (5) are provided with second groove bodies (7) in a penetrating mode, and the outer ring of the lower end of the supporting vertical frame (5) at the position of the second groove bodies (7) is provided with rubber rings (8).
  5. 5. The double-layer noise-reduction vibration-reduction shell of the submersible through-flow pump according to claim 1, wherein the lower end of the water inlet shell (1) is fixedly connected with a supporting pad (9), the lower end of the supporting pad (9) is fixedly connected with a connecting block (10) and a supporting base (11), the lower end of the water inlet shell (1) is fixedly connected with a supporting block (12), and the left end and the right end of the supporting block (12) are provided with a supporting block (12) and a B-shaped triangular groove body (14) in a penetrating mode.
  6. 6. The double-layer noise-reducing vibration-reducing shell of the submersible through-flow pump according to claim 1, wherein the outer walls of the water inlet shell (1), the first connecting shell (2), the second connecting shell (3) and the water outlet shell (4) are sleeved with a sound-insulating shell (15), and the sound-insulating shell (15) is made of sound-absorbing sponge.
  7. 7. The double-layer noise-reduction vibration-reduction shell of the submersible through-flow pump according to claim 6, wherein the lower end of the sound insulation shell (15) is fixedly connected with a plurality of placing blocks (16), the front end and the rear end of each placing block (16) are fixedly connected with clamping columns (17), and the clamping columns (17) are matched with the first groove body (6).

Description

Double-layer noise-reducing vibration-damping shell of submersible through-flow pump Technical Field The utility model belongs to the field of hydraulic engineering, and particularly relates to a double-layer noise-reduction vibration-reduction shell of a submersible through-flow pump. Background The submerged tubular pump is a low-lift high-flow horizontal pump type, adopts a coaxial rear bulb type structure of the pump, combines the submerged motor technology and the tubular pump technology, maintains the advantages of the tubular pump, overcomes the problems of cooling, heat dissipation, sealing and the like of a motor of the traditional tubular pump by utilizing the submerged motor technology, has the characteristics of convenience in installation, stability in operation, strong adaptability and the like, and is widely applied to a plurality of fields. The traditional submerged through-flow pump in the prior art often generates larger noise due to the rotation of the impeller and the power of the driving component when in operation, and causes interference to surrounding environment and personnel, and the submerged through-flow pump can vibrate when in operation, so that the stability and the service life of equipment can be influenced, and the surrounding environment can be damaged. Therefore, under the condition of use, the existing submersible through-flow pump has the problems of large noise and vibration, and the working and service life are influenced. Disclosure of utility model In order to solve the problems that the existing submerged tubular pump has large noise and vibration to influence the working and service life, the double-layer noise-reducing vibration-reducing shell of the submerged tubular pump is provided. The utility model has the technical scheme that the double-layer noise-reduction vibration-reduction shell of the submerged tubular pump comprises a water inlet shell, a connecting ring and a vibration-reduction mounting assembly, wherein the rear end of the water inlet shell is provided with a first connecting shell, the outer wall of the first connecting shell is fixedly connected with the connecting ring for sound insulation, one end, close to the connecting ring and the first connecting shell, is provided with a vacuum groove, the lower end of the water inlet shell is provided with a supporting block for supporting stability, and the left end and the right end of the supporting block are respectively provided with a supporting base and a triangular groove body in a penetrating way. Preferably, the rear end of the first connecting shell is provided with a second connecting shell which is connected, and the rear end of the second connecting shell is fixedly connected with a drain shell. Preferably, the lower ends of the outer walls of the first connecting shell and the second connecting shell are provided with vibration reduction installation components, the vibration reduction installation components comprise supporting vertical frames, first groove bodies, second groove bodies and rubber rings, the lower ends of the arc-shaped outer walls of the first connecting shell and the lower ends of the arc-shaped outer walls of the second connecting shell are fixedly connected with the supporting vertical frames respectively, and the front ends and the rear ends of the supporting vertical frames are penetrated and provided with the first groove bodies. Preferably, the upper end and the lower end of the support stand are provided with second groove bodies in a penetrating mode, and the outer ring of the position, located at the second groove bodies, of the lower end of the support stand is provided with a rubber ring. Preferably, the lower end of the water inlet shell is fixedly connected with a supporting pad, the lower end of the supporting pad is fixedly connected with a connecting block and a supporting base, the lower end of the water inlet shell is fixedly connected with a supporting block, and the left end and the right end of the supporting block are penetrated and provided with a supporting block and a B-shaped triangular groove body. Preferably, the outer walls of the water inlet shell, the first connecting shell, the second connecting shell and the drain shell are sleeved with sound insulation shells together, and the sound insulation shells are made of sound absorption sponge. Preferably, the lower end of the sound insulation shell is fixedly connected with a plurality of placing blocks, and the front end and the rear end of each placing block are fixedly connected with clamping columns which are matched with the first groove body. The utility model has the beneficial effects that the connecting ring fixedly connected on the first connecting shell weakens the sound generated by the motor in the first connecting shell, in particular to the vacuum groove arranged in the end, which is close to the first connecting shell, of the connecting ring for isolating the sound, and the vi