CN205805939U - The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid - Google Patents
The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid Download PDFInfo
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- CN205805939U CN205805939U CN201620743347.XU CN201620743347U CN205805939U CN 205805939 U CN205805939 U CN 205805939U CN 201620743347 U CN201620743347 U CN 201620743347U CN 205805939 U CN205805939 U CN 205805939U
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- impeller
- motor cabinet
- extension shaft
- pump
- semi
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Abstract
The utility model discloses the dredge pump of semi-submersible type band tearing function under a kind of long tube liquid, including motor, motor cabinet, extension shaft, prop up stay tube, impeller, sealing ring, outlet pipe and chassis, described motor is arranged on motor cabinet top, the bottom attachment support pipe of described motor cabinet, described extension shaft is arranged in a stay tube, it is provided with shaft coupling in described motor cabinet, it is provided with top chock between described motor cabinet and a stay tube, described top chock is provided with upper bearing (metal), the output shaft of described motor is connected with extension shaft through upper bearing (metal) by shaft coupling, the lower end of described stay tube connects grease chamber, the top of described grease chamber is provided with lower bearing, described lower bearing sleeve is located on extension shaft.This utility model impeller and cutting blade are in the middle of pump operation process, and long fibre is directly torn and is expelled directly out from pump discharge in entering pump, it is simple to maintenance, and failure rate is low is practical, is effectively increased contaminant removal effectiveness.
Description
Technical field
This utility model relates to blowdown apparatus technical field, particularly relates to semi-submersible type band tearing function under a kind of long tube liquid
Dredge pump.
Background technology
Dredge pump is a kind of pump and motor disjunctor, and slips into the pump series products worked under liquid simultaneously, with general horizontal pump or
Vertical sump pump is compared, and dredge pump compact conformation, floor space are little, convenient to install and maintain, and large-scale dredge pump is typically equipped with
Automatically Rhizoma Nelumbinis locking device can be installed automatically, and it is the most convenient to install and keep in repair, and continuous operation time is long.Dredge pump due to pump and
Motor coaxle, axle is short, and rotatable parts are lightweight, and the load (radially) therefore born on bearing is relatively small, and the life-span is than general pump
Much longer.But dredge pump works under liquid, when dispatch solid particle and long fibre rubbish, it may occur that long fibre twines
Around causing pump to block, if adding filter to be unable to reach again the purpose of blowdown.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of long tube liquid lower half proposed
The dredge pump of submersible band tearing function.
To achieve these goals, this utility model adopts the technical scheme that
The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid, including motor, motor cabinet, extension shaft, stay tube, leaf
Wheel, sealing ring, outlet pipe and chassis, described motor is arranged on motor cabinet top, the bottom attachment support pipe of described motor cabinet, institute
State extension shaft to be arranged in a stay tube, be provided with shaft coupling in described motor cabinet, between described motor cabinet and a stay tube, be provided with upper shaft
Bearing, described top chock is provided with upper bearing (metal), and the output shaft of described motor is by shaft coupling through upper bearing (metal) with extension shaft even
Connecing, the lower end of described stay tube connects has grease chamber, the top of described grease chamber to be provided with lower bearing, and described lower bearing sleeve is located at extension shaft
On, the extension shaft below described lower bearing is sequentially provided with mechanical seal and lower mechanical seal, described upper mechanical seal and under
Being provided with back shroud between mechanical seal, the bottom of described extension shaft is connected by impeller nut has impeller, described impeller to be arranged on
In the pump housing, described sealing ring is arranged on the underface of impeller, and described chassis is arranged on the lower section of sealing ring, described outlet pipe and pump
Body connects.
Preferably, described impeller being bolted cutting blade, described impeller and cutting blade all use alloy
Steel are made.
Preferably, described impeller is oppositely arranged with the outlet of the pump housing.
Preferably, it is provided with mounting disc between described top chock and motor cabinet.
Preferably, the extension shaft between described lower mechanical seal and impeller nut is provided with flat key.
In this utility model, impeller and cutting blade are in the middle of pump operation process, and long fibre is directly torn in entering pump
And be expelled directly out from pump discharge, impeller and cutting blade use steel alloy material, and wear-resisting service life is long, after cutter blade wears
Can directly change, it is simple to maintenance, failure rate is low, practical, it is effectively increased contaminant removal effectiveness.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dredge pump of semi-submersible type band tearing function under a kind of long tube liquid that the utility model proposes
Figure.
In figure: 1 motor, 2 shaft couplings, 3 motor cabinets, 4 upper bearing (metal)s, 5 top chocks, 6 mounting discs, 7 extension shafts, 8 stay tubes,
9 lower bearings, mechanical seal on 10,11 grease chambeies, 12 times mechanical seal, 13 back shrouds, 14 flat keys, 15 impeller nuts, 16 impellers, 17
Sealing ring, 18 pump housings, 19 outlet pipes, 20 chassis.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.
With reference to Fig. 1, the dredge pump of semi-submersible type band tearing function under a kind of long tube liquid, including motor 1, motor cabinet 3, extension shaft
7, propping up stay tube 8, impeller 16, sealing ring 17, outlet pipe 19 and chassis 20, motor 1 is arranged on motor cabinet 3 top, the end of motor cabinet 3
Portion connects stay tube 8, and extension shaft 7 is arranged in a stay tube 8, is provided with shaft coupling 2 in motor cabinet 3, motor cabinet 3 and a stay tube 8 it
Between be provided with top chock 5, top chock 5 is provided with upper bearing (metal) 4, the output shaft of motor 1 by shaft coupling 2 through upper bearing (metal) 4 with
Extension shaft 7 connects, and the lower end of a stay tube 8 connects has grease chamber 11, the top of grease chamber 11 to be provided with lower bearing 9, and lower bearing 9 is set in and adds
On major axis 7, the extension shaft 7 below lower bearing 9 is sequentially provided with mechanical seal 10 and lower mechanical seal 12, upper mechanical seal 10
And it being provided with back shroud 13 between lower mechanical seal 12, the bottom of extension shaft 7 is connected by impeller nut 15 impeller 16, impeller 16
Being arranged in the pump housing 18, sealing ring 17 is arranged on the underface of impeller 16, and chassis 20 is arranged on the lower section of sealing ring 17, outlet pipe
19 are connected with the pump housing 18.
Being bolted cutting blade on impeller 16, impeller 16 and cutting blade all use alloy steel products to make, leaf
Wheel 16 and the outlet of the pump housing 18 are oppositely arranged, and are provided with mounting disc 6 between top chock 5 and motor cabinet 3, lower mechanical seal 12 and
Extension shaft 7 between impeller nut 15 is provided with flat key 14.
During work, owing to impeller 16 and cutting blade are in the middle of pump operation process, can by the long fibre that enters in pump etc. such as:
Yarn fabric, sanitary towel etc. are directly torn and are expelled directly out from pump discharge, and impeller 16 and cutting blade use steel alloy material, resistance to
Mill is long for service life, can directly change after cutter blade wears, it is simple to maintenance, and failure rate is low is practical, the row of being effectively increased
Dirty efficiency.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (5)
1. the dredge pump of semi-submersible type band tearing function under a long tube liquid, it is characterised in that: include motor, motor cabinet, extension shaft,
Propping up stay tube, impeller, sealing ring, outlet pipe and chassis, described motor is arranged on motor cabinet top, and the bottom of described motor cabinet connects
Propping up stay tube, described extension shaft is arranged in a stay tube, is provided with shaft coupling, between described motor cabinet and a stay tube in described motor cabinet
Being provided with top chock, described top chock is provided with upper bearing (metal), the output shaft of described motor by shaft coupling through upper bearing (metal) with
Extension shaft connects, and the lower end of described stay tube connects has grease chamber, the top of described grease chamber to be provided with lower bearing, and described lower bearing is sheathed
On extension shaft, the extension shaft below described lower bearing is sequentially provided with mechanical seal and lower mechanical seal, described upper machinery
Sealing and be provided with back shroud between lower mechanical seal, the bottom of described extension shaft is connected by impeller nut impeller, described leaf
Wheel be arranged in the pump housing, described sealing ring is arranged on the underface of impeller, and described chassis is arranged on the lower section of sealing ring, described in go out
Water pipe is connected with the pump housing.
The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid the most according to claim 1, it is characterised in that: described
Being bolted cutting blade on impeller, described impeller and cutting blade all use alloy steel products to make.
The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid the most according to claim 1, it is characterised in that: described
Impeller is oppositely arranged with the outlet of the pump housing.
The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid the most according to claim 1, it is characterised in that: described
Mounting disc it is provided with between top chock and motor cabinet.
The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid the most according to claim 1, it is characterised in that: described
Lower extension shaft between mechanical seal and impeller nut is provided with flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620743347.XU CN205805939U (en) | 2016-07-15 | 2016-07-15 | The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620743347.XU CN205805939U (en) | 2016-07-15 | 2016-07-15 | The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205805939U true CN205805939U (en) | 2016-12-14 |
Family
ID=57511107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620743347.XU Active CN205805939U (en) | 2016-07-15 | 2016-07-15 | The dredge pump of semi-submersible type band tearing function under a kind of long tube liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205805939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949067A (en) * | 2017-02-10 | 2017-07-14 | 安徽嘉成泵业有限责任公司 | A kind of slag slurry pump under liquid with cutting blade |
-
2016
- 2016-07-15 CN CN201620743347.XU patent/CN205805939U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949067A (en) * | 2017-02-10 | 2017-07-14 | 安徽嘉成泵业有限责任公司 | A kind of slag slurry pump under liquid with cutting blade |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |