CN205744570U - A kind of power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid - Google Patents
A kind of power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid Download PDFInfo
- Publication number
- CN205744570U CN205744570U CN201620561072.8U CN201620561072U CN205744570U CN 205744570 U CN205744570 U CN 205744570U CN 201620561072 U CN201620561072 U CN 201620561072U CN 205744570 U CN205744570 U CN 205744570U
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- China
- Prior art keywords
- sliding bearing
- taper cone
- cone barrel
- electric motor
- type electric
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
This utility model belongs to the power depuration structure of a kind of wet type electric motor pump sliding bearing cooling circulation liquid of field of fluid machinery, including taper cone barrel, first passage, second channel, vane and third channel；Described first passage is opened in the inside of sliding bearing end cap, second channel is opened in the junction of taper cone barrel and sliding bearing end cap, described third channel is opened in taper cone barrel axially adjacent between wall and the axle of sliding bearing, and described vane is fixedly mounted on described second axle sleeve；This utility model increases wet type electric motor pump sliding bearing cooling circuit pressure, provides bigger power for motor cooling circulation canal；Filter the impurity in cooling medium, under the duty of wet type electric motor pump, this structure can guarantee that the cooling circuit that wet type electric motor dispels the heat has enough cooling cleaning mediums, reduce sliding bearing abrasion simultaneously, extend the service life of sliding bearing, improve the operational reliability of pump assembly, reduce the cost of overhaul and use.
Description
Technical field
This utility model belongs to fluid machinery research field, is specifically related to a kind of wet type electric motor pump sliding bearing cooling circulation
The power depuration structure of liquid.
Background technology
Based on mining permeable rapid rescue pump, use variable frequency speed-increasing wet type electric motor direct-driven pump impeller.Pump rotor exists
Rotating under sliding supported condition, interior circulation cooling circuit is one of key technology of wet type electric motor pump assembly.Operate at pump assembly
During, owing to internal slide bearing and abrasion and interior circulating liquid itself to mill parts contain impurity, existing cooling
Circuit type cannot remove the impurity in liquid, and these impurity will cause sliding bearing to add quick-wearing, affects sliding bearing
Service life.On the other hand, during the operating of existing wet type electric motor pump, thrust disc is little with the gap of thrust bearing shoe, and the pressure loss is big,
Enough cooling medium power cannot be provided for follow-up loop, affect wet type electric motor pump radiating effect.
Utility model content
The purpose of this utility model provides a kind of wet type electric motor pump sliding bearing cooling circulation liquid for the problems referred to above
Power depuration structure, improves cooling circular flow in existing wet type electric motor pump seal chamber, eliminates the solid particle in liquid miscellaneous
Matter, solves a difficult problem for cooling medium impurity sliding bearing easy to wear, improves the service life of pump.
The technical solution of the utility model is: the power filtering knot of a kind of wet type electric motor pump sliding bearing cooling circulation liquid
Structure, including taper cone barrel, first passage, second channel and third channel；
Described taper cone barrel is arranged in annular seal space, and described annular seal space is by sliding bearing end cap, thrust disc, support, the first axle
Set, the second axle sleeve and sliding bearing surround；Described taper cone barrel is cylindrical shape near the part of sliding bearing, near the portion of thrust disc
It is divided into cone；The columnar part of described taper cone barrel removably connects near one end of axle with sliding bearing end cap, described circle
The part of cone cylinder cone removably connects with the first axle sleeve；
Described first passage is opened in the inside of sliding bearing end cap；Second channel is opened in taper cone barrel and sliding bearing end cap
Junction；One end open connection sliding bearing end cap one end close to thrust disc of described first passage, other end opening passes through
Second channel connects with described taper cone barrel；Described third channel be opened in taper cone barrel axially adjacent to sliding bearing wall and axle it
Between.
In such scheme, described taper cone barrel is additionally provided with vane；Described vane is fixedly mounted on described second axle sleeve.
Further, the position of described vane faces the outlet of second channel.
In such scheme, a radial direction through hole opened at thrust disc by described first axle sleeve, opens one near thrust disc end axial
Hole, axial hole communicates with radial direction through hole；Described thrust disc axial location same with above-mentioned axial hole opens communicate with C chamber axially logical
Road, axial hole communicates with axial passage.
In such scheme, also include auxiliary seal；
Described auxiliary seal is arranged on taper cone barrel one end near thrust disc, and the stationary ring of auxiliary seal and taper cone barrel are by fixed
Position pin is fixing to be connected, and the rotating ring of auxiliary seal and the first axle sleeve connect.
In such scheme, the columnar part of described taper cone barrel and sliding bearing end cap are near one end of axle by bolt even
Connect, described bolt is also cased with pad.
The beneficial effects of the utility model are: compared with prior art, and this utility model, when wet type electric motor pump work, is adopted
After power depuration structure described in the utility model, increase wet type electric motor pump sliding bearing cooling circuit pressure, for motor
Cooling circulation canal provides bigger power；Filter the impurity in cooling medium, under the duty of wet type electric motor pump,
This structure can guarantee that the cooling circuit that wet type electric motor dispels the heat has enough cooling cleaning mediums, reduces sliding axle simultaneously
Hold abrasion, extend the service life of sliding bearing, improve the operational reliability of pump assembly, reduce the cost of overhaul and use.
Accompanying drawing explanation
Fig. 1 is the power depuration structure schematic diagram of this utility model one embodiment sliding bearing cooling circulation liquid；
Fig. 2 is wet type electric motor pump existing sliding bearing structure schematic diagram.
In figure: 1, axial passage；2, thrust disc；3, thrust bearing shoe；4, axial hole；5, support；6, auxiliary seal；7, location
Pin；8, radial direction through hole；9, key；10, bolt；11, pad；12, motor cylinder；13, first passage；14, taper cone barrel；15, first
Axle sleeve；16, second channel；17, vane；18, the second axle sleeve；19, third channel；20, sliding bearing end cap；21, sliding bearing
Gland；22, sliding bearing；23, axle；24, annular seal space；25, C chamber.
Detailed description of the invention
In order to be more clearly understood from the technical characteristic of utility model, purpose and effect, now comparison accompanying drawing explanation is originally
The detailed description of the invention of utility model, the most identical label represents same or analogous part.Accompanying drawing is merely to illustrate
This utility model, does not represent practical structures of the present utility model and actual proportions.
Fig. 1 show the one of the power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid described in the utility model
Plant embodiment, the power depuration structure of described wet type electric motor pump sliding bearing cooling circulation liquid, lead to including taper cone barrel 14, first
Road 13, second channel 16, vane 17 and third channel 19.
Described taper cone barrel 14 is arranged in annular seal space 24, described annular seal space 24 by sliding bearing end cap 20, thrust disc 2,
Frame the 5, first axle sleeve the 15, second axle sleeve 18 and sliding bearing 22 surround；Described taper cone barrel 14 near the part of sliding bearing 22 is
Cylindrical shape, the part near thrust disc 2 is cone；Sliding bearing end cap 20 is sliding axle socket end axially adjacent to one end of axle 23
The bottom of lid 20, the described columnar part of taper cone barrel 14 is detachably mounted to the end of sliding bearing end cap 20 by bolt 10
End, described bolt 10 is also cased with pad 11.Described taper cone barrel 14 is near the bottom that one end of support 5 is taper cone barrel 14；Described
The part of taper cone barrel 14 cone removably connects with the first axle sleeve 15.Described first passage 13 is opened in sliding bearing end cap 20
Inside；Second channel 16 is opened in the junction of taper cone barrel 14 and sliding bearing end cap 20；One end of described first passage 13 is opened
Mouth connection sliding bearing end cap 20 one end close to thrust disc 2, other end opening is by second channel 16 with described taper cone barrel 14 even
Logical；Described third channel 19 is opened in taper cone barrel 14 axially adjacent between wall and the axle 23 of sliding bearing 22.
Described thrust disc 2 is connected on axle 23 by key 9, rotates with axle 23, described sliding bearing end cap 20 and electricity
Machine frame is connected by securing member, opens the first passage 13 of an inclination inside sliding bearing end cap 20, and cooling medium thus draws
Enter in described taper cone barrel 14, by the power depuration structure of described sliding bearing cooling circulation liquid, i.e. by the internal footpath of thrust disc 2
The liquid thrown away to through hole, by flowing into the first passage 13 within sliding bearing end cap 20, enters taper cone barrel by second channel 16
In 14, flowed out by third through-hole 19.
It is additionally provided with vane 17 on described taper cone barrel 14；Described vane 17 is fixedly mounted on described second axle sleeve 18 away from pushing away
One end of power dish 2 and face the outlet of second channel 16.Described vane 17 is accelerated rotation to the liquid flowing to taper cone barrel 14
Turn.
A radial direction through hole 8 opened at thrust disc 2 by described first axle sleeve 15, opens an axial hole 4, axle near thrust disc 2 end
Communicate with radial direction through hole 8 to hole 4；Described thrust disc 2 is opened axial with what C chamber 25 communicated with the same axial location in above-mentioned axial hole 4
Passage 1, axial hole 4 communicates with axial passage 1, ensures that axial hole 4 is consistent with the axis of axial passage 1 during installation.
The part of described taper cone barrel 14 cone is provided with auxiliary seal 6 with the junction of the first axle sleeve 15, and described auxiliary is close
Envelope 6 is arranged on taper cone barrel 14 one end near thrust disc 2, and the stationary ring of auxiliary seal 6 and taper cone barrel 14 are fixing even by alignment pin 7
Connecing, rotating ring and first axle sleeve 15 of auxiliary seal 6 connect, and make solid particle gather outflow.
When wet type electric motor pump rotates, axle 23 rotates, and transmits moment of torsion by key 9 and drives thrust disc 2 to rotate, and liquid flows through thrust
After dish 2 radial direction through hole, a part flows out with thrust bearing shoe 3 gap through thrust disc 2, but the overwhelming majority flows to sliding bearing end cap 20
Inside first channel 13, then flows into taper cone barrel 14 through second channel 16 internal.Owing to vane 17 rotates with axle 23, containing miscellaneous
Matter liquid enters after taper cone barrel 14, rotated vane 17 and produce strong rotation, liquid along cylinder twist to taper cone barrel
14 bottoms flowings, the solid particle that density is big is thrown toward the wall of taper cone barrel 14 under centrifugal action, and under gravity, edge
The wall of taper cone barrel 14 falls in the radial direction through hole 8 and axial hole 4 flowing to be opened near the second axle sleeve 18 of thrust disc 2, through pushing away
Power dish 2 internal axial channel 1, flows back in the C chamber 25 that pressure is relatively low.Cleaning liquid after purification in taper cone barrel 14 from bottom to top
For the helical movement, and shrink to center flow, flow out finally by third channel 19, lubrication sliding bearing 22.
Fig. 2 show wet type electric motor pump existing sliding bearing structure schematic diagram, during the operating of existing wet type electric motor pump, and thrust
Dish is little with the gap of thrust bearing shoe, and the pressure loss is big, it is impossible to provides enough cooling medium power for follow-up loop, affects wet type
Electric-motor pump radiating effect.This utility model is opened first compared with the prior art shown in Fig. 2 inside sliding bearing end cap 20 and is led to
Road 13, sliding bearing end cap 20, thrust disc 2, support the 5, first axle sleeve the 15, second axle sleeve 18 and sliding bearing 22 surround close
Placing taper cone barrel 14 in envelope chamber 24, taper cone barrel 14 bottom arranges auxiliary seal 6, the second axle sleeve 18 arranges vane 17, reaches to remove
Decontamination, reduces the effect of sliding bearing abrasion, and adds wet type electric motor pump sliding bearing cooling circuit pressure.
It is to be understood that, although this specification describes according to each embodiment, but the most each embodiment only comprises one
Individual independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should will say
Bright book can also form those skilled in the art permissible through appropriately combined as an entirety, the technical scheme in each embodiment
Other embodiments understood.
The a series of detailed description of those listed above is only for the concrete of possible embodiments of the present utility model
Illustrating, they are also not used to limit protection domain of the present utility model, all without departing from this utility model skill spirit made etc.
Within effect embodiment or change should be included in protection domain of the present utility model.
Claims (6)
1. the power depuration structure of a wet type electric motor pump sliding bearing cooling circulation liquid, it is characterised in that include taper cone barrel
(14), first passage (13), second channel (16) and third channel (19)；
Described taper cone barrel (14) is arranged in annular seal space (24), and described annular seal space (24) is by sliding bearing end cap (20), thrust disc
(2), support (5), the first axle sleeve (15), the second axle sleeve (18) and sliding bearing (22) surround；Described taper cone barrel (14) is near sliding
The part of dynamic bearing (22) is cylindrical shape, and the part near thrust disc (2) is cone；Described taper cone barrel (14) columnar portion
Point removably connect near one end of axle (23) with sliding bearing end cap (20), the conical part of described taper cone barrel (14) and the
One axle sleeve (15) removably connects；
Described first passage (13) is opened in the inside of sliding bearing end cap (20)；Second channel (16) be opened in taper cone barrel (14) with
The junction of sliding bearing end cap (20)；One end open connection sliding bearing end cap (20) of described first passage (13) is from thrust
The nearly one end of dish (2), other end opening is connected with described taper cone barrel (14) by second channel (16)；Described third channel (19) is opened
At taper cone barrel (14) axially adjacent between wall and the axle (23) of sliding bearing (22).
The power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid the most according to claim 1, its feature exists
In, described taper cone barrel (14) is additionally provided with vane (17)；Described vane (17) is fixedly mounted on described second axle sleeve (18).
The power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid the most according to claim 2, its feature exists
In, the position of described vane (17) faces the outlet of second channel (16).
The power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid the most according to claim 1, its feature exists
In, described first axle sleeve (15) opens a radial direction through hole (8) near thrust disc (2) place, opens an axial hole near thrust disc (2) end
(4), axial hole (4) communicate with radial direction through hole (8)；Described thrust disc (2) and above-mentioned axial hole (4) same axial location are opened and C
The axial passage (1) that chamber (25) communicates, axial hole (4) communicate with axial passage (1).
The power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid the most according to claim 1, its feature exists
In, also include auxiliary seal (6)；
Described auxiliary seal (6) is arranged on taper cone barrel (14) one end near thrust disc (2), the stationary ring of auxiliary seal (6) and circle
Cone cylinder (14) connects by alignment pin (7) is fixing, and the rotating ring of auxiliary seal (6) and the first axle sleeve (15) connect.
The power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid the most according to claim 1, its feature exists
In, described taper cone barrel (14) columnar part is with sliding bearing end cap (20) near one end of axle (23) by bolt (10) even
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620561072.8U CN205744570U (en) | 2016-06-12 | 2016-06-12 | A kind of power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620561072.8U CN205744570U (en) | 2016-06-12 | 2016-06-12 | A kind of power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205744570U true CN205744570U (en) | 2016-11-30 |
Family
ID=57361182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620561072.8U Withdrawn - After Issue CN205744570U (en) | 2016-06-12 | 2016-06-12 | A kind of power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205744570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927576A (en) * | 2016-06-12 | 2016-09-07 | 江苏大学 | Dynamic filtration structure of cooling circulating liquid of sliding bearing of wet motor pump |
-
2016
- 2016-06-12 CN CN201620561072.8U patent/CN205744570U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927576A (en) * | 2016-06-12 | 2016-09-07 | 江苏大学 | Dynamic filtration structure of cooling circulating liquid of sliding bearing of wet motor pump |
| CN105927576B (en) * | 2016-06-12 | 2018-06-26 | 江苏大学 | A kind of power depuration structure of wet type electric motor pump sliding bearing cooling circulation liquid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20180626 |