CN205858704U - A kind of novel built-in type mine explosion-suppression Multiple Sinking Pump - Google Patents
A kind of novel built-in type mine explosion-suppression Multiple Sinking Pump Download PDFInfo
- Publication number
- CN205858704U CN205858704U CN201620902254.7U CN201620902254U CN205858704U CN 205858704 U CN205858704 U CN 205858704U CN 201620902254 U CN201620902254 U CN 201620902254U CN 205858704 U CN205858704 U CN 205858704U
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- CN
- China
- Prior art keywords
- pump
- impeller
- stator
- guide bearing
- volute chamber
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Abstract
nullThe utility model discloses a kind of novel built-in type mine explosion-suppression Multiple Sinking Pump，Base upper end is provided with pump cover，Pump cover upper end is provided with guide bearing，Guide bearing both sides are provided with first stage impeller，First stage impeller is connected with stator，Floating seal ring it is provided with inside stator，Stator upper end is provided with impeller，Impeller is connected with volute chamber，Volute chamber two ends are provided with relief hole，This utility model average efficiency is than MT/T671 2005 standard gauge definite value high 5%～10%，Properties of product are good,Reliable，Increase base conveyance capacity,Ensure that pump cover has enough crossing and flows height,The volute chamber of appropriate design pump and water-out manners,All can reduce the hydraulic loss within pump，Floating seal ring design is simple,Volumetric loss can be reduced，These measures improve the efficiency of pump，Guide bearing is set、Back blade,The reliability making pump improves，The double mechanical seal of particular design,Ensure that friction pair is not open,The non-failure operation time of pump is extended.
Description
Technical field
This utility model relates to immersible pump technical field, a kind of novel multistage diving of built-in type mine explosion-suppression
Pump.
Background technology
Along with colliery extractive industry construction scale expanding day, coal mine drainage demand pump rapidly increases, and different coal exploitation is deep
The colliery of degree presents multiformity to demand pump, increasing to large-scale high lift mining flame proof demand pump amount. and colliery was originally selected
High lift pump great majority be that MD type is horizontal, multistage, fractional centrifugation pump, its flow passage components are abrasion-proof stainless steel material, before startup
Need open vacuum pump or open preposition submerged pump, drain sump during this pump operation, need to be built in colliery, because this pump uses
Dry type motor, water is too fast, cannot drain flooded fields when flooding well, and mine explosion-suppression immersible pump is to combine closely integral by pump and motor, altogether
The unit run with diving, light and handy the most mobile, noise is low, convenient to install and maintain, and cost is low, and without pouring water when starting, operation
Simplicity, range of application is just at expanding day.
Existing mine explosion-suppression submersible pump power is usually no more than 160kW, and mainly based on single-stage pump, lift is the most relatively
Low, the high-lift in line drain sump hydrops requirement in mine cannot be met. the built-in type mine explosion-suppression Multiple Sinking Pump foundation market demand,
The advantage combining immersible pump and multistage pump, the most high-lift nearly km, can disposably by line for sewage in ore deposit to ground, it is not necessary to
Repeatedly lifting sewage, it is not necessary to multistage sump construction. but according to investigations, the average fortune of fault-free first of domestic mine explosion-suppression submersible pump
The row time is usually no more than 1000h, and the running environment in coal mine sewage is very severe, and downhole operations proficiency is uneven,
The Frequent Troubles of electric pump, motor cavity leaks, and the mechanical seal life-span is short, and flow passage components wear and tear, bearing failure, and hydraulic performance is relatively low,
Pump reliability is poor.
Therefore, design a properties of product well for overcoming the deficiency of above-mentioned technology, reliable, floating seal ring
Design is simple, can reduce volumetric loss, improve the one novel built-in type mine explosion-suppression Multiple Sinking Pump of the efficiency of pump, send out just
Person of good sense's problem to be solved.
Utility model content
For the deficiencies in the prior art, it is multistage latent that the purpose of this utility model is to provide a kind of novel built-in type mine explosion-suppression
Water pump, properties of product are good, reliable, and floating seal ring design is simple, can reduce volumetric loss, improve the efficiency of pump.
This utility model solves its technical problem and be the technical scheme is that a kind of novel built-in type mine explosion-suppression is multistage
Immersible pump, it includes that water-output flange, wire outlet box cover, motor, mechanical seal, grease chamber, relief hole, volute chamber, impeller, floating are close
Seal ring, stator, first stage impeller, guide bearing, pump cover, base, described base upper end is provided with pump cover, and described pump cover upper end is provided with
Guide bearing, described guide bearing both sides are provided with first stage impeller, and described first stage impeller is connected with stator, is provided with inside described stator
Floating seal ring, described stator upper end is provided with impeller, and described impeller is connected with volute chamber, and described volute chamber two ends are arranged
There are relief hole, described motor both sides to be provided with grease chamber, between described grease chamber and motor, are provided with mechanical seal, described motor top
Being provided with wire outlet box cover, wire outlet box cover upper end is provided with water-output flange.
Described mechanical seal includes steady pin, rotating seat, rotating ring, stationary ring, stationary seat, and described rotating seat is solid by steady pin
Fixed, it is provided with rotating ring in described rotating seat, is provided with stationary seat bottom described rotating seat, in described stationary seat, is provided with stationary ring.
The beneficial effects of the utility model are:
1, this utility model average efficiency is than MT/T671-2005 standard gauge definite value high 5%～10%, and properties of product are good,
Reliable.
2, this utility model increases base conveyance capacity, ensures that pump cover has enough crossing and flows height, appropriate design pump
Volute chamber and water-out manners, all can reduce the hydraulic loss within pump, and floating seal ring design is simple, can reduce volumetric loss, this
A little measures improve the efficiency of pump.
3, this utility model arranges guide bearing, back blade so that the reliability of pump improves, the double mechanical of particular design
Seal, it is possible to ensureing that friction pair is not open, the non-failure operation time of pump is extended.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Fig. 2 is this utility model volute chamber structure schematic diagram.
Fig. 3 is this utility model volute chamber structure schematic diagram two.
Fig. 4 is this utility model mechanical seal structure schematic diagram.
Description of reference numerals: 1-water-output flange；2-wire outlet box cover；3-motor；4-mechanical seal；5-grease chamber；6-relief hole；
7-volute chamber；8-impeller；9-floating seal ring；10-stator；11-first stage impeller；12-guide bearing；13-pump cover；14-base；
41-steady pin；42-rotating seat；43-rotating ring；44-stationary ring；45-stationary seat.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is expanded on further, it should be appreciated that these embodiments are merely to illustrate this
Utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading the content that this utility model is lectured
Afterwards, this utility model can be made various changes or modifications by those skilled in the art, and these equivalent form of values also fall within application
Appended claims limited range.
Seeing Fig. 1 is this utility model structural representation, and it includes that water-output flange 1, wire outlet box cover 2, motor 3, machinery are close
Envelope 4, grease chamber 5, relief hole 6, volute chamber 7, impeller 8, floating seal ring 9, stator 10, first stage impeller 11, guide bearing 12, pump cover
13, base 14, described base 14 upper end is provided with pump cover 13, and described pump cover 13 upper end is provided with guide bearing 12, described guide bearing
12 both sides are provided with first stage impeller 11, and described first stage impeller 11 is connected with stator 10, are provided with floating close inside described stator 10
Seal ring 9, described stator 10 upper end is provided with impeller 8, and described impeller 8 is connected with volute chamber 7, and described volute chamber 7 two ends set
Being equipped with relief hole 6, described motor 3 both sides are provided with grease chamber 5, are provided with mechanical seal 4 between described grease chamber 5 and motor 3, described
Motor 3 top is provided with wire outlet box cover 2, and wire outlet box cover 2 upper end is provided with water-output flange 1.
Seeing Fig. 4 is this utility model mechanical seal structure schematic diagram, and described mechanical seal includes steady pin 41, rotating seat
42, rotating ring 43, stationary ring 44, stationary seat 45, described rotating seat 42 is fixed by steady pin 41, is provided with dynamic in described rotating seat 42
Ring 43, is provided with stationary seat 45, is provided with stationary ring 44 in described stationary seat 45 bottom described rotating seat 42.
Seeing Fig. 2 is volute chamber structure schematic diagram of the present utility model, and Fig. 3 is this utility model volute chamber structure schematic diagram two,
The kinetic energy of impeller 8 liquid is converted into pressure energy by volute chamber 7, designs mouth of a river number 3～6, and outlet number is too much, increases waterpower and rubs
Wipe area；Outlet number is very few, it is possible to making outlet passage radial dimension excessive, axial width is gradually increased, and guides current oblique
Moving upward, and keep the radial direction of runner with axial dimension relatively, diffusion angle controls, for≤6 °～10 °, to work as liquid
Turning to when running vertically upward, discharge area increases as far as possible, reduces kinetic energy further, increases pressure energy, and the liquid that volute chamber flows out enters
When entering periphery, grease chamber, kinetic energy declines rapidly, and area of increasing export is of value to recovery kinetic energy, improves hydraulic efficiency.
Devising a kind of double mechanical seal 4 in this utility model grease chamber, rotating seat 42 closely cooperates with electric pump rotating shaft,
And the rustless steel smooth circumferential face that the shell of rotating seat is non-spring, nonrubber corrugated tube, rotating seat 42 rotarily drives grease chamber 5 machine
The ability of tool oil is more weak, and machinery oil is not easily formed the paraboloid of revolution, if mechanical seal 4 designs unreasonable, pasta is formed bigger
Parabola, the friction pair between motor cavity and grease chamber is in paraboloidal bottom, and friction pair dry friction may be lost efficacy, this machine
Tool is close, and the stationary seat of 4 45 and stationary ring 44 devise the periphery of six different-diameters, no matter volute chamber top, motor cavity or oil
Room pressure distribution how, and calculated stationary ring thrust all can make stationary ring closely coordinate with rotating ring, can avoid rubbing
Wipe secondary end face and push the fault of generation open.
This utility model average efficiency is than MT/T671-2005 standard gauge definite value high 5%～10%, and properties of product are good, fortune
Row is reliable, increases base conveyance capacity, it is ensured that pump cover has enough crossing and flows height, the volute chamber of appropriate design pump and water outlet side
Formula, all can reduce the hydraulic loss within pump, and floating seal ring design is simple, can reduce volumetric loss, and these measures improve
The efficiency of pump, arranges guide bearing, back blade so that the reliability of pump improves, the double mechanical seal of particular design, it is possible to ensure
Friction pair is not open, and the non-failure operation time of pump is extended.
Claims (2)
1. a novel built-in type mine explosion-suppression Multiple Sinking Pump, it is characterised in that: it includes water-output flange, wire outlet box cover, electricity
Machine, mechanical seal, grease chamber, relief hole, volute chamber, impeller, floating seal ring, stator, first stage impeller, guide bearing, pump cover, the end
Seat, described base upper end is provided with pump cover, and described pump cover upper end is provided with guide bearing, and described guide bearing both sides are provided with chopped-off head leaf
Wheel, described first stage impeller is connected with stator, is provided with floating seal ring inside described stator, and described stator upper end is provided with final stage
Impeller, described impeller is connected with volute chamber, and described volute chamber two ends are provided with relief hole, and described motor both sides are provided with grease chamber,
Being provided with mechanical seal between described grease chamber and motor, described motor top is provided with wire outlet box cover, and wire outlet box cover upper end is arranged
There is water-output flange.
One the most according to claim 1 novel built-in type mine explosion-suppression Multiple Sinking Pump, it is characterised in that: described machinery
Sealing includes that steady pin, rotating seat, rotating ring, stationary ring, stationary seat, described rotating seat are fixed by steady pin, in described rotating seat
It is provided with rotating ring, is provided with stationary seat bottom described rotating seat, in described stationary seat, is provided with stationary ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620902254.7U CN205858704U (en) | 2016-08-17 | 2016-08-17 | A kind of novel built-in type mine explosion-suppression Multiple Sinking Pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620902254.7U CN205858704U (en) | 2016-08-17 | 2016-08-17 | A kind of novel built-in type mine explosion-suppression Multiple Sinking Pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205858704U true CN205858704U (en) | 2017-01-04 |
Family
ID=57594388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620902254.7U Expired - Fee Related CN205858704U (en) | 2016-08-17 | 2016-08-17 | A kind of novel built-in type mine explosion-suppression Multiple Sinking Pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205858704U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542673A (en) * | 2017-10-20 | 2018-01-05 | 项达章 | A kind of high-low pressure separates closed type immersible pump |
| CN108825517A (en) * | 2018-06-29 | 2018-11-16 | 宁波巨神制泵实业有限公司 | Immersible pump |
| CN112879307A (en) * | 2020-03-31 | 2021-06-01 | 温岭市高深泵业科技有限公司 | Single-stage external member of partial flow pump and multistage partial flow pump thereof |
| CN114352535A (en) * | 2021-12-29 | 2022-04-15 | 山东华联矿业股份有限公司 | Mining automatic waste fitting discharging |
-
2016
- 2016-08-17 CN CN201620902254.7U patent/CN205858704U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542673A (en) * | 2017-10-20 | 2018-01-05 | 项达章 | A kind of high-low pressure separates closed type immersible pump |
| CN108825517A (en) * | 2018-06-29 | 2018-11-16 | 宁波巨神制泵实业有限公司 | Immersible pump |
| CN108825517B (en) * | 2018-06-29 | 2023-11-21 | 宁波巨神制泵实业有限公司 | submersible pump |
| CN112879307A (en) * | 2020-03-31 | 2021-06-01 | 温岭市高深泵业科技有限公司 | Single-stage external member of partial flow pump and multistage partial flow pump thereof |
| CN114352535A (en) * | 2021-12-29 | 2022-04-15 | 山东华联矿业股份有限公司 | Mining automatic waste fitting discharging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20190817 |