CN209976816U

CN209976816U - Sealing assembly for water outlet body of submerged pump

Info

Publication number: CN209976816U
Application number: CN201920448222.8U
Authority: CN
Inventors: 喻志军
Original assignee: Rudong Huanghai Pump Co Ltd
Current assignee: Rudong Huanghai Pump Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-01-21
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a sealing assembly for a submerged pump water body, which comprises a main pump body, wherein the lower side of the main pump body is fixedly connected with a lower shell, the lower part of the lower shell is fixedly connected with a sealing shell, the lower part of the sealing shell is fixedly connected with a base, the right side of the sealing shell is connected with a water outlet pipe, the sealing shell comprises an aluminum outer cover, the left side and the right side of the aluminum outer cover are both provided with overflow ports, the lower part of the aluminum outer cover starts to be provided with a cavity, the upper part of the aluminum outer cover is provided with a first framework sealing ring, the aluminum outer cover of the utility model has the characteristic of good heat dissipation performance, can prevent overheating, reduces the loss caused by overheating, and the overflow ports can prevent the framework sealing from bearing the excessive pressure of a water pump, the utility model cancels a wear-resistant sheath, replaces a waterproof bearing, thereby greatly improving the reliability of the water pump and prolonging the service cycle of the water pump.

Description

Sealing assembly for water outlet body of submerged pump

Technical Field

The utility model relates to a pump seal technical field specifically is a submerged pump water body seal assembly that pumps.

Background

At present, the submerged pump of single suction impeller structure of conventional use, including the pump shaft, the pump shaft overcoat is equipped with the connecting pipe, and the upper end of pump shaft is connected with waterproof bearing box, and the lower extreme of pump shaft is connected with the impeller, is equipped with the pump body outward to the impeller, and the backplate is located in the middle of the pump body and connecting pipe. The high pressure environment in the pump body makes the liquid in the pump body flow at a high speed, and in order to avoid a large amount of liquid to get into the connecting pipe and even overflow the connecting pipe and get into waterproof bearing box, the wheel hub department of impeller needs to be sealed. In the prior art, a wear-resistant sheath is generally adopted for wear resistance, but the wear-resistant sheath needs to be replaced frequently, and the wear-resistant strength is not enough, so that a sealing assembly for a water body of a submerged pump is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed assembly of submerged pump delivery body 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 sealed assembly of submerged pump water, includes the main pump body, the downside fixedly connected with lower part casing of the main pump body, the lower part fixedly connected with seal housing of lower part casing, seal housing's lower part fixedly connected with base, seal housing's right side is connected with the outlet pipe, seal housing includes the aluminium system dustcoat, the overflow mouth has all been seted up on the left side and the right side of aluminium system dustcoat, the lower part of aluminium system dustcoat begins to have the cavity, the upper portion of aluminium system dustcoat is equipped with first skeleton sealing washer, the downside of first skeleton sealing washer is equipped with waterproof bearing, waterproof bearing's downside is equipped with second skeleton sealing washer.

The purpose that this set up is the utility model discloses aluminium system dustcoat has the characteristics that heat dispersion is good, can prevent overheated, reduces because overheated loss that produces, and the overflow mouth can prevent that the skeleton seal from bearing water pump pressure too big, with wear-resisting sheath cancellation, the replacement is waterproof bearing, respectively installs twice skeleton seal circle about waterproof bearing to improve water pump reliability greatly, prolonged water pump life cycle.

Preferably, the left lower side and the right lower side of the main pump body are fixedly connected with mounting plates respectively.

Preferably, the upper portion of the main pump body is provided with a motor, an output shaft of the motor is fixedly connected with a main shaft, the lower end of the main shaft is connected with an impeller, and the impeller is arranged in the cavity.

Preferably, the outer side of the sealing shell is uniformly welded with heat dissipation aluminum sheets.

The purpose of this setting is that the radiating aluminum sheet can play the effect of strengthening the heat dispersion.

Preferably, the mounting plate is provided with a through hole for the water outlet pipe to penetrate through.

Preferably, the number of the first skeleton sealing rings is two, and the number of the second skeleton sealing rings is two.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses aluminium system dustcoat has the characteristics that heat dispersion is good, can prevent overheated, reduces because overheated loss that produces, and the overflow mouth has all been seted up on aluminium system dustcoat's left side and right side, and the overflow mouth can prevent that the skeleton seal from bearing water pump pressure too big, and aluminium system dustcoat's upper portion is equipped with first skeleton sealing washer, and first skeleton sealing washer's downside is equipped with waterproof bearing, and waterproof bearing's downside is equipped with second skeleton sealing washer, the utility model discloses with wear-resisting sheath cancellation, the replacement is waterproof bearing, respectively installs twice skeleton sealing washer about waterproof bearing to improve water pump reliability greatly, prolonged water pump life cycle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the sealing housing structure of the present invention.

In the figure: 1. a main pump body; 2. mounting a plate; 3. a lower housing; 4. sealing the housing; 41. a housing; 42. an overflow port; 43. a first skeleton seal ring; 44. a waterproof bearing; 45. a second skeleton sealing ring; 46. a cavity; 5. a water outlet pipe; 6. an impeller; 7. a motor; 8. a main shaft; 9. a base; 10. and (4) radiating aluminum sheets.

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. 1-3, the present invention provides a technical solution: the utility model provides a sealed assembly of submerged pump water body, includes the main pump body 1, the downside fixedly connected with lower part casing 3 of the main pump body 1, the lower part fixedly connected with seal housing 4 of lower part casing 3, the lower part fixedly connected with base 9 of seal housing 4, the right side of seal housing 4 is connected with outlet pipe 5, seal housing 4 includes aluminium dustcoat 41, overflow mouth 42 has all been seted up on the left side and the right side of aluminium dustcoat 41, the lower part of aluminium dustcoat 41 begins to have cavity 46, the upper portion of aluminium dustcoat 41 is equipped with first skeleton sealing washer 43, the downside of first skeleton sealing washer 43 is equipped with waterproof bearing 44, waterproof bearing 44's downside is equipped with second skeleton sealing washer 45.

Specifically, the left lower side and the right lower side of the main pump body 1 are fixedly connected with mounting plates 2 respectively.

Specifically, the upper portion of the main pump body 1 is provided with a motor 7, an output shaft of the motor 7 is fixedly connected with a main shaft 8, the lower end of the main shaft 8 is connected with an impeller 6, and the impeller 6 is arranged in the cavity 46.

Specifically, the heat dissipation aluminum sheets 10 are uniformly welded on the outer side of the sealed shell 4, and the heat dissipation aluminum sheets 10 can play a role in enhancing heat dissipation performance.

Specifically, the mounting plate 2 is provided with a through hole for the water outlet pipe 5 to penetrate through.

Specifically, the number of the first skeleton sealing rings 43 is two, and the number of the second skeleton sealing rings 45 is two.

Specifically, during the use, seal housing 4 includes aluminium dustcoat 41, aluminium dustcoat 41 has the characteristics that heat dispersion is good, can prevent overheated, reduces the loss because overheated production, overflow mouth 42 has all been seted up on the left side and the right side of aluminium dustcoat 41, overflow mouth 42 can prevent that the skeleton seal from bearing water pump pressure too big, the lower part of aluminium dustcoat 41 begins to have cavity 46, the upper portion of aluminium dustcoat 41 is equipped with first skeleton sealing washer 43, the downside of first skeleton sealing washer 43 is equipped with waterproof bearing 44, waterproof bearing 44's downside is equipped with second skeleton sealing washer 45, the utility model discloses cancel wear-resisting sheath, replace for waterproof bearing, respectively install twice skeleton sealing washer about waterproof bearing to improve water pump reliability greatly, prolonged water pump life cycle.

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

1. The utility model provides a sealed assembly of submerged pump water body, includes main pump body (1), its characterized in that: the utility model discloses a pump, including the main pump body (1), the downside fixedly connected with lower part casing (3), the sealed casing of lower part fixedly connected with (4) of lower part casing (3), the lower part fixedly connected with base (9) of sealed casing (4), the right side of sealed casing (4) is connected with outlet pipe (5), sealed casing (4) are including aluminium dustcoat (41), overflow mouth (42) have all been seted up on the left side and the right side of aluminium dustcoat (41), the lower part of aluminium dustcoat (41) begins to have cavity (46), the upper portion of aluminium dustcoat (41) is equipped with first skeleton sealing washer (43), the downside of first skeleton sealing washer (43) is equipped with waterproof bearing (44), the downside of waterproof bearing (44) is equipped with second skeleton sealing washer (45).

2. The submersible pump out-of-water body seal assembly of claim 1, wherein: the left lower side and the right lower side of the main pump body (1) are respectively fixedly connected with a mounting plate (2).

3. The submersible pump out-of-water body seal assembly of claim 1, wherein: the pump is characterized in that a motor (7) is arranged on the upper portion of the main pump body (1), an output shaft of the motor (7) is fixedly connected with a main shaft (8), the lower end of the main shaft (8) is connected with an impeller (6), and the impeller (6) is arranged inside the cavity (46).

4. The submersible pump out-of-water body seal assembly of claim 1, wherein: and heat dissipation aluminum sheets (10) are uniformly welded on the outer side of the sealed shell (4).

5. A submersible pump out-of-water body seal assembly as claimed in claim 2, wherein: and the mounting plate (2) is provided with a through hole for the water outlet pipe (5) to penetrate through.

6. The submersible pump out-of-water body seal assembly of claim 1, wherein: the number of the first skeleton sealing rings (43) is two, and the number of the second skeleton sealing rings (45) is two.