CN106533022A - Horizontal flame-proof type electric motor for high-temperature non-leakage pump - Google Patents
Horizontal flame-proof type electric motor for high-temperature non-leakage pump Download PDFInfo
- Publication number
- CN106533022A CN106533022A CN201611244169.7A CN201611244169A CN106533022A CN 106533022 A CN106533022 A CN 106533022A CN 201611244169 A CN201611244169 A CN 201611244169A CN 106533022 A CN106533022 A CN 106533022A
- Authority
- CN
- China
- Prior art keywords
- oil
- stator case
- heat
- high temperature
- accumulator
- Prior art date
- 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.)
- Granted
Links
- 239000003921 oil Substances 0.000 claims abstract description 117
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 239000000295 fuel oil Substances 0.000 claims abstract description 12
- 238000011049 filling Methods 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 12
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 239000002826 coolant Substances 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000008520 organization Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000008844 regulatory mechanism Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract 5
- 238000004880 explosion Methods 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 208000002925 dental caries Diseases 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002283 diesel fuel Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002889 sympathetic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/136—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a horizontal flame-proof type electric motor for a high-temperature non-leakage pump, and belongs to the field of high-temperature oils circular conveying equipment. The horizontal flame-proof type electric motor is characterized in that an oil charging cavity is arranged in a stator shell (1), a thermal insulation device is arranged between one end of a rotation shaft (18) and the stator shell (1), the outer side of the stator shell (1) is connected with an oil liquid circulation cooling mechanism (23) and a pressure regulating mechanism (3) via pipes respectively, a sealing mechanism for isolating the oil charging cavity is sleeved on the outer side of the interior of the thermal insulation device, and a heavy oil circulation channel (206) for filling heavy oil is arranged between the sealing mechanism and the thermal insulation device. The electric motor provided by the invention adopts a horizontal structure, the oil is filled into the inner cavity of the electric motor, a high-temperature conveying temperature suffered by the sealing mechanism is shared by the thermal insulation device, the heavy oil is filled into the internal portion of the thermal insulation device, good sealing is achieved via a pressure difference between the two cavities, and leakage is avoided. Pressure balance of oil in and outside the electric motor is thoroughly achieved, and thus leakage of oil liquid in the stator shell is thoroughly eradicated, conveying of the high-temperature oil liquid can be achieved, and safety and explosion suppression can also be achieved.
Description
Technical field
The horizontal flameproof motor of high temperature no-leakage pump, belongs to high temperature oils circulation conveying apparatus field.
Background technology
High-temperature hot oil medium delivery pump is widely used in oil, chemical industry, for conveying the inflammable and explosive medium of high temperature,
May initiation fire if generation is leaked.At present, the motor of high-temperature hot oil medium delivery pump is all from electricity using motor shaft axle
Stretch out in machine inner chamber, coupled by shaft coupling and pump, it is therefore desirable to prevent using gland seal device hot oil medium from leaking.Axle envelope is filled
Put, however, the mechanical sealing parts of high-temperature hot oil medium delivery pump bear high temperature for a long time, cause its longevity
Life is shorter, needs periodic maintenance to change, and maintenance cost is higher；Furthermore the sealing ring of mechanical seal is easily produced in the case of a high temperature
Deform and fire check, and elastic compensation element can lose bullet in the case of a high temperature and lose compensation ability, these can all cause machinery
Sealing catastrophic failure, thus there is hot oil medium toward external leakage, high temperature oil leaks and easily causes spontaneously, there is serious safety hidden
Suffer from, have a strong impact on the safe operation of high-temperature hot oil medium delivery pump.Furthermore, in motor, the imbalance of oil pressure also easily causes oil circuit
The potential safety hazard of conveying.
The content of the invention
The technical problem to be solved is：Overcome the deficiencies in the prior art, there is provided a kind of reasonable adjusting motor
Interior oil pressure balance, safety of sympathetic initiation, high-temperature oil liquid conveying, the horizontal flameproof motor of high temperature no-leakage pump of effective leakproof.
The technical solution adopted for the present invention to solve the technical problems is：The horizontal flame-proof type electric of high temperature no-leakage pump
Machine, including in stator case, the stator winding of stator case inwall suit and stator case by the rotor of shaft set around
Group, it is characterised in that：Described stator case is installed for horizontal type level, is provided with oil-filled chamber, the outer ring of oil-filled chamber in stator case
Cooling water flowing lumen is provided with, and rotating shaft two ends overhang stator case, wherein heat ray filter are provided between one end and stator case, it is fixed
Sub- hull outside connects oil circulation cooling body and pressure regulating device by pipeline respectively, and oil circulation cooling body input leads to
The oil-filled chamber one end connected on the inside of heat ray filter in stator case is crossed, outfan directly connects the oil-filled chamber other end by pipeline,
Inside heat ray filter, the sealing mechanism of outside suit isolation oil-filled chamber, is provided with filling heavy oil between sealing mechanism and heat ray filter
Heavy oil flowing lumen road.
The present invention adopts the main body of horizontal type structure, motor to adopt double-decker, and, full of oil, exocoel is full of cooling for inner chamber
Water, meanwhile, the oil circulation cooling body and pressure regulating device connected with oil-filled chamber is respectively provided with the outside of stator case, is passed through
Oil circulation cooling body is exchanged heat in real time to the fluid of oil-filled intracavity, keeps the fluid of oil-filled intracavity to remain at well
Operating temperature；Furthermore, the high temperature delivery temperature that sealing mechanism undertakes is shared by heat ray filter, and is filled out inside heat ray filter
Heavy oil is filled, so as to pass through to form two kinds of oil pressure cavitys between heat ray filter and oil-filled chamber, by the pressure differential between two cavitys
Realize good sealing, it is to avoid leak.Specifically, by the oil liquid pressure of the oil-filled intracavity of the real-time flexible of pressure regulating device,
Its oil pressure is remained slightly larger than the oil pressure in heat ray filter, thoroughly accomplish the pressure balance of oil pressure inside and outside motor, so as to
Thoroughly prevent leaking for the fluid in stator case, the conveying of high-temperature oil liquid can be realized, safety, flame proof can be accomplished again.
Described pressure regulating device includes accumulator and accumulator effuser, and accumulator is described by the connection of accumulator effuser
Stator case oil-filled chamber, be provided with commutation regulator between accumulator and accumulator effuser, at the top of commutation regulator
It is connected with the liquid outlet of accumulator bottom, in commutation regulator, is provided with multiple pressure regulation check valves, wherein at least one pressure regulation
The liquid feeding end connection liquid outlet of check valve, the liquid outlet connection liquid outlet of at least one pressure regulation check valve.
Only with a pipeline connection between accumulator and stator case, either pressure release is also for the oil pressure of stator case inner chamber
It is that to be pressurized all be to realize circulating by accumulator effuser, commutation regulator is set below the accumulator, and in commutation pressure regulation
The check valve of multiple different flow directions is set in device, control flexible is played using commutation regulation of the regulator to oil pressure
Purpose, the circulation fluid with pressure can flow to unrestricted choice import and export by check valve in the commutation regulator, real
The flexible of existing oil pressure, and either pressure release be still pressurized by the regulator that commutates realize it is unified adjust, simplification sets
The standby structure of itself, saves the installing space of equipment.
Described liquid outlet is be disposed side by side on accumulator bottom three, described pressure regulation check valve be it is longitudinally disposed,
The circulating direction of at least one pressure regulation check valve is to flow downward out.Adopt using above-mentioned commutation regulator and by pressure regulation check valve
With longitudinally disposed, pressure regulation check valve can be maximally maintained in optimal working condition, using the work for improving check valve
Efficiency, increases the service life.
Check valve of the pressure regulation check valve using two kinds of different flow directions, 20# heavy diesel fuel pressure about 0.1MPa at heat screen are fixed
Sub- housing oil-filled chamber internal pressure about 0.15MPa, maintains the oil-filled cavity pressure of stator case to be more than external pressure all the time, works as stator
When housing oil-filled chamber internal pressure is more than 0.15, flow direction is the one-way pressure regulating valve opening towards accumulator, realizes release, works as stator
When housing oil-filled chamber internal pressure is less than 0.05, the check valve of another flow direction in adjusting apparatus is oil-filled to stator case
Intracavity oil return, realizes supercharging.
Described oil circulation cooling body includes exchange heat input pipe, heat exchanger and heat exchange return duct, heat exchanger two ends point
The input pipe that Tong Guo not exchange heat connects the two ends of described oil-filled chamber with heat exchange return duct, and described heat exchange return duct is provided with filtration
Device.By using filter, contained dirt particle in filterable oil, it is ensured that the working condition of circulation fluid.
Described heat exchanger is arranged on the top of described stator case by support level, forms parallel with stator case
Arrange.Heat exchanger is placed using same horizontal cross with stator case, can farthest extend fluid in heat transfer process
In heat-exchange time, to improve the heat exchange efficiency in oil circulation heat transfer process.
Described heat ray filter is heat screen, and heat screen is sleeved on the roller end overhang outside stator case, heat-insulated
Screen includes the logical oil portion of inner side connecting portion, middle part and outer end isolation part；Middle part is provided with circulation drain and rotating shaft between on the inside of logical oil portion
Device, is provided with the heat exchange output channel being radially opened in the logical oil portion in middle part on the outside of circulation impeller, by exchanging heat, output channel connects
Logical oil circulation cooling body；Being respectively equipped with the logical oil portion of inner side connecting portion and middle part can be by circulating the interior of drainage system drain
Chamber oil opening.
The outer ring of described heat screen is provided with coolant flowing lumen.
Described inner side connecting portion is that taper is arranged, and is provided with platinum resistance thermometer sensor, on the inside of the connecting portion of inner side and rotating shaft between.Pass through
The operating temperature of bearing, stator winding and rotor windings that platinum resistance thermometer sensor, can be installed in real-time testing stator case, is easy in time
Adjust heat exchange rate.
Described circulation drainage system is the circulation impeller being sleeved in rotating shaft.
Described rotating shaft overhangs the other end of stator case and is provided with displacement detector, and displacement detector includes direction finding
Disk and the radial displacement testing agency of direction finding disk axial end and the axial displacement controlling organization of radial end face is separately positioned on, is surveyed
Roller end is sleeved on to disk, and can be with rotating shaft synchronous axial system.Motor low order end, machine shaft are stretched out outside stator case, at end
End adds the radially, axially detection direction finding disk of rotating shaft, is easy to real-time detection axial direction, the change in displacement of radial direction and STRESS VARIATION.
Compared with prior art, the present invention is had an advantageous effect in that：The present invention adopts horizontal type structure, the master of motor
Body adopts double-decker, and inner chamber is full of cooling water full of oil, exocoel, meanwhile, the outside of stator case be respectively provided with it is oil-filled
The oil circulation cooling body and pressure regulating device of chamber connection, carries out reality by oil circulation cooling body to the fluid of oil-filled intracavity
Shi Huanre, keeps the fluid of oil-filled intracavity to remain at good operating temperature；Furthermore, sealer is shared by heat ray filter
The high temperature delivery temperature that structure undertakes, and heavy oil is filled inside heat ray filter, so as to pass through shape between heat ray filter and oil-filled chamber
Into two kinds of oil pressure cavitys, good sealing is realized by the pressure differential between two cavitys, it is to avoid leak.Specifically, by adjusting
The oil liquid pressure of the oil-filled intracavity of the real-time flexible of press mechanism so as to which oil pressure is remained slightly larger than the oil in heat ray filter
Pressure, thoroughly accomplishes the pressure balance of oil pressure inside and outside motor, so as to thoroughly prevent leaking for the fluid in stator case, Ji Nengshi
The conveying of existing high-temperature oil liquid, can accomplish safety, flame proof again.
Description of the drawings
Fig. 1 is the horizontal flameproof motor front view schematic diagram of high temperature no-leakage pump.
Fig. 2 is the horizontal flame-proof type electric side view schematic diagram of high temperature no-leakage pump.
Top view schematic diagrams of the Fig. 3 for Fig. 2.
Wherein, 1, stator case 2, heat screen 201, inner side connecting portion 202, middle part logical oil portion 203, outer end isolation part
204th, circulation impeller 205, platinum resistance thermometer sensor, 206, heavy oil flowing lumen road 207, heat exchange output channel 208, inner chamber oil opening
209th, coolant flowing lumen 3, pressure regulating device 301, accumulator 302, accumulator effuser 303, commutation regulator 304,
Pressure regulation check valve 305, liquid outlet 4, power cable rosette 401, sealing platen 402, cable seal pressing plate 5, low pressure connect
It is line terminals 6, interior end bearing block 7, thrust metal 8, connecting bolt 9, thrust disc 10, thrust bearing 11, key 12, tight
Gu nut 13, the first mechanical seal 14, direction finding disk 15, machine jacket 16, cooling water flowing lumen 17, rotor windings 18, turn
Axle 19, control cable coupling box 20, stator winding 21, the second mechanical seal 22, support 23, oil circulation cooling body
2301st, exchange heat input pipe 2302, heat exchanger 2303, heat exchange return duct 2304, filter.
Specific embodiment
Fig. 1 ~ 3 are highly preferred embodiment of the present invention, and 1 ~ 3 the present invention will be further described below in conjunction with the accompanying drawings.
Referring to the drawings 1 ~ 3：The horizontal flameproof motor of high temperature no-leakage pump, including in stator case 1, stator case 1
The rotor windings 17 being set with by rotating shaft 18 in the stator winding 20 and stator case 1 of wall suit, stator case 1 is horizontal water
Safety is filled, and is provided with oil-filled chamber in stator case 1, and the outer ring of oil-filled chamber is provided with cooling water flowing lumen 16, and 18 two ends of rotating shaft overhang
Stator case 1, is provided with heat ray filter between the wherein one end of rotating shaft 18 and stator case 1, pass through pipeline on the outside of stator case 1 respectively
Connection oil circulation cooling body 23 and pressure regulating device 3,23 input of oil circulation cooling body is by connecting on the inside of heat ray filter
Oil-filled chamber one end in logical stator case 1, outfan directly connect the oil-filled chamber other end by pipeline, outside inside heat ray filter
The sealing mechanism of suit isolation oil-filled chamber, is provided with the heavy oil flowing lumen road 206 of filling heavy oil between sealing mechanism and heat ray filter,
Sealing mechanism is the second mechanical seal 21.
Pressure regulating device 3 includes accumulator 301 and accumulator effuser 302, and accumulator 301 passes through accumulator effuser 302
The oil-filled chamber of the described stator case 1 of connection, is provided with commutation regulator between accumulator 301 and accumulator effuser 302
303, it is connected with the liquid outlet 305 of 301 bottom of accumulator at the top of commutation regulator 303, is provided with commutation regulator 303
Multiple pressure regulation check valves 304, the liquid feeding end connection liquid outlet 305 of wherein at least one pressure regulation check valve 304, at least one pressure regulation
The liquid outlet connection liquid outlet 305 of check valve 304.Liquid outlet 305 is to be disposed side by side on three of 301 bottom of accumulator, pressure regulation
Check valve 304 is longitudinally disposed, and the circulating direction of at least one pressure regulation check valve 304 is to flow downward out.
Oil circulation cooling body 23 includes exchange heat input pipe 2301, heat exchanger 2302 and heat exchange return duct 2303, heat exchange
2302 two ends of device connect the two ends of oil-filled chamber respectively by the input pipe 2301 that exchanges heat with heat exchange return duct 2303, and exchange heat return duct
2303 are provided with filter 2304.Heat exchanger 2302 is horizontally arranged at the top of stator case 1 by support 22, with stator case
1 formation be arranged in parallel.
Heat ray filter is heat screen 2, and heat screen 2 is sleeved on 18 end of rotating shaft overhang outside stator case 1, heat screen
2 include the logical oil portion 202 of inner side connecting portion 201, middle part and outer end isolation part 203；On the inside of the logical oil portion 202 in middle part and rotating shaft 18 between
Circulation drainage system is provided with, the heat exchange output channel being radially opened in the logical oil portion 202 in middle part on the outside of circulation impeller 204, is provided with
207, by exchanging heat, output channel 207 connects oil circulation cooling body 23；In the logical oil portion 202 of inner side connecting portion 201 and middle part
Being respectively equipped with can be by circulating the oily opening 208 of the inner chamber of drainage system drain.The outer ring of heat screen 2 is provided with coolant flowing lumen
209.Inner side connecting portion 201 is taper setting, is provided with platinum resistance thermometer sensor, 205 on the inside of inner side connecting portion 201 and rotating shaft 18 between.Circulation
Drainage system is the circulation impeller 204 being sleeved in rotating shaft 18.
Rotating shaft 18 overhangs the other end of stator case 1 and is provided with displacement detector, including direction finding disk 14 and is respectively provided with
In radial displacement testing agency and the axial displacement controlling organization of radial end face of 14 axial end of direction finding disk, direction finding disk 14 is set with
In 18 end of rotating shaft, and can be with 18 synchronous axial system of rotating shaft.14 center of direction finding disk is fixedly connected rotating shaft 18,14 inner face of direction finding disk
Side is provided with the first mechanical seal 13.Specifically, the first mechanical seal 13 overhangs the another of stator case 1 installed in rotating shaft 18
End, the rotating shaft 18 on the inside of the first mechanical seal 13 are provided with axial thrust mechanism, are provided with machine envelope on the outside of axial thrust mechanism axis hole
Lid 15, installs described direction finding disk 14 in machine capping 15.
Axial thrust mechanism includes the interior end bearing block 6 being axially mounted side by side, thrust bearing 10, by pushing away that key 11 is fixed
Power disk 9 and thrust metal 7, installed thrust disk 9 between interior end bearing block 6 and thrust metal 7, and outer rim pass through connecting bolt
It is fixed, thrust bearing 10 is installed on interior end bearing block 6, thrust bearing 10 is arranged between thrust disc 9 and interior end bearing block 6, pushes away
9 other end of power disk is provided with clamp nut 12.
As shown in figure 1, the right part of stator case 1 is fixedly installed interior end bearing block 6 and thrust metal 7, interior end bearing
Seat 6 is fixedly connected 1 end of stator case with thrust metal 7 by connecting bolt 8, interior end bearing block 6 and thrust metal 7 it
Between installed thrust disk 9 and thrust bearing 10, thrust disc 9 be arranged on interior end bearing block 6 on the right side of, the right side of thrust bearing 10 is provided with tightly
Gu nut 12,18 end of rotating shaft on the right side of clamp nut 12 install the first mechanical seal 13 and direction finding disk 14 from left to right successively,
The organic jacket 15 of outer cup of the first mechanical seal 13 and direction finding disk 14, machine jacket 15 are fixedly installed on 7 center of thrust metal
At axis hole.
Operation principle and the course of work：
Motor of the present invention conveys about 350 degrees Celsius of media, does not allow the fluid of oil-filled intracavity to leak out, leaks high temperature oil then
Oily combustion can be produced, can be leaked to motor internal, at motor left end heat screen 2, outside adds 20# heavy diesel fuel into heat screen 2, fixed
1 whole interior of sub- housing, full of oil, with external environment, is filling type, and 1 applied cyclic water cooling of stator case, outside heat screen 2
Add water cooling.Arranging thrust bearing has thrust disc to be formed to pair of rubbing, and bears the axial force of pump generation, motor low order end, rotating shaft 18
Stretch out outside stator case 1, Axial and radial, axial detection direction finding disk 14 is added in end, in pipeline, using filter 2302, mistake
Contained dirt particle in oil strain.
Accumulator 301 is connected with oil-filled chamber side, and its Main Function is to be made in stator case 1 all the time and pumping high-temperature hot oil
Medium intracavity maintains stable pressure reduction.Pressure regulation check valve 304 containing two kinds of different flow directions inside pressure regulating device 3, in heat screen 2
20# heavy diesel fuel pressure about 0.1MPa, stator case 1 internal pressure about 0.15MPa, all the time maintain stator case 1 in pressure
More than external pressure, when 1 internal pressure of stator case is more than 0.15, pressure valve be flow to accumulator 301 pressure regulation it is unidirectional
Valve 304 is opened, release, and when 1 internal pressure of stator case is less than 0.05, another in pressure regulating device 3 flows out accumulator
301 pressure regulation check valve 304 is opened, the oil return into stator case 1.
In normal operation, the fluid in stator case 1 lifts energy by the circulation impeller 204 rotated with rotating shaft 18
Amount, is exchanged heat into heat exchanger 2302 via heat exchange input pipe 2301, then is back to stator case 1 by heat exchange return duct 2303
Interior, flowing through filter 2304 in reflux course carries out fluid cooling and filters, and completes the forced circulation of itself, to take away electromagnetism
Winding interact itself generation heat, it is ensured that the oil liquid temperature of oil-filled intracavity is within allowed band.
The above, is only presently preferred embodiments of the present invention, is not the restriction for making other forms to the present invention, is appointed
What those skilled in the art possibly also with the disclosure above technology contents changed or be modified as equivalent variations etc.
Effect embodiment.But it is every without departing from technical solution of the present invention content, according to the technical spirit of the present invention to above example institute
Any simple modification, equivalent variations and the remodeling made, still falls within the protection domain of technical solution of the present invention.
Claims (10)
1. the horizontal flameproof motor of high temperature no-leakage pump, including stator case（1）, stator case（1）What inwall was set with determines
Sub- winding（20）And stator case（1）It is interior by rotating shaft（18）The rotor windings of suit（17）, it is characterised in that：Described determines
Sub- housing（1）Install for horizontal type level, stator case（1）Oil-filled chamber is provided with inside, the outer ring of oil-filled chamber is provided with cooling water flowing lumen
（16）, rotating shaft（18）One end and stator case（1）Between be provided with heat ray filter, stator case（1）Outside is connected by pipeline respectively
Connect oil circulation cooling body（23）And pressure regulating device（3）, oil circulation cooling body（23）Input is by heat ray filter
Side connects stator case（1）Interior oil-filled chamber one end, outfan directly connect the oil-filled chamber other end by pipeline, in heat ray filter
On the outside of portion, the sealing mechanism of suit isolation oil-filled chamber, is provided with the heavy oil flowing lumen of filling heavy oil between sealing mechanism and heat ray filter
Road（206）.
2. the horizontal flameproof motor of high temperature no-leakage pump according to claim 1, it is characterised in that：Described pressure regulation
Mechanism（3）Including accumulator（301）With accumulator effuser（302）, accumulator（301）By accumulator effuser（302）Even
Lead to described stator case（1）Oil-filled chamber, accumulator（301）With accumulator effuser（302）Between be provided with commutation pressure regulation dress
Put（303）, commutate regulator（303）Top and accumulator（301）The liquid outlet of bottom（305）It is connected, commutation pressure regulation dress
Put（303）Multiple pressure regulation check valves are provided with inside（304）, wherein at least one pressure regulation check valve（304）Liquid feeding end connect out liquid
Mouthful（305）, at least one pressure regulation check valve（304）Liquid outlet connection liquid outlet（305）.
3. the horizontal flameproof motor of high temperature no-leakage pump according to claim 2, it is characterised in that：Described goes out liquid
Mouthful（305）For being disposed side by side on accumulator（301）Three of bottom, described pressure regulation check valve（304）For longitudinally disposed, at least
One pressure regulation check valve（304）Circulating direction for flowing downward out.
4. the horizontal flameproof motor of high temperature no-leakage pump according to claim 1, it is characterised in that：Described fluid
Cooling body（23）Including heat exchange input pipe（2301）, heat exchanger（2302）With heat exchange return duct（2303）, heat exchanger
（2302）Two ends are respectively by the input pipe that exchanges heat（2301）With heat exchange return duct（2303）The two ends of the described oil-filled chamber of connection, institute
The heat exchange return duct stated（2303）It is provided with filter（2304）.
5. the horizontal flameproof motor of high temperature no-leakage pump according to claim 4, it is characterised in that：Described heat exchange
Device（2302）By support（22）It is horizontally arranged at described stator case（1）Top, with stator case（1）Form parallel setting
Put.
6. the horizontal flameproof motor of high temperature no-leakage pump according to claim 1, it is characterised in that：Described is heat-insulated
Device is heat screen（2）, heat screen（2）It is sleeved on and overhangs stator case（1）Outside rotating shaft（18）End, heat screen（2）
Including inner side connecting portion（201）, the logical oil portion in middle part（202）With outer end isolation part（203）；The logical oil portion in middle part（202）Inner side with turn
Axle（18）Between be provided with circulation drainage system, circulation impeller（204）Outside is provided with（202）On
Heat exchange output channel（207）, by the output channel that exchanges heat（207）Connection oil circulation cooling body（23）；Inner side connecting portion
（201）And the logical oil portion in middle part（202）On be respectively equipped with can by circulate drainage system drain inner chamber oil opening（208）.
7. the horizontal flameproof motor of high temperature no-leakage pump according to claim 6, it is characterised in that：Described is heat-insulated
Screen（2）Outer ring be provided with coolant flowing lumen（209）.
8. the horizontal flameproof motor of high temperature no-leakage pump according to claim 6, it is characterised in that：Described inner side
Connecting portion（201）Arrange for taper, inner side connecting portion（201）Inner side and rotating shaft（18）Between be provided with platinum resistance thermometer sensor,（205）.
9. the horizontal flameproof motor of high temperature no-leakage pump according to claim 6, it is characterised in that：Described circulation
Drainage system is to be sleeved on rotating shaft（18）On circulation impeller（204）.
10. the horizontal flameproof motor of high temperature no-leakage pump according to claim 1, it is characterised in that：Described turns
Axle（18）Overhang stator case（1）The other end be provided with displacement detector, displacement detector includes direction finding disk（14）With
It is separately positioned on direction finding disk（14）The radial displacement testing agency of axial end and the axial displacement controlling organization of radial end face, survey
To disk（14）It is sleeved on rotating shaft（18）End, and can be with rotating shaft（18）Synchronous axial system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611244169.7A CN106533022B (en) | 2016-12-29 | 2016-12-29 | Horizontal explosion-proof motor for high-temperature leak-free pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611244169.7A CN106533022B (en) | 2016-12-29 | 2016-12-29 | Horizontal explosion-proof motor for high-temperature leak-free pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106533022A true CN106533022A (en) | 2017-03-22 |
| CN106533022B CN106533022B (en) | 2023-05-30 |
Family
ID=58338371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611244169.7A Active CN106533022B (en) | 2016-12-29 | 2016-12-29 | Horizontal explosion-proof motor for high-temperature leak-free pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106533022B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002098237A (en) * | 2000-09-21 | 2002-04-05 | Eagle Ind Co Ltd | Shaft sealing device |
| CN101285480A (en) * | 2008-05-27 | 2008-10-15 | 上海凯泉泵业（集团）有限公司 | High temperature resistant ultra-high pressure kinetic pressure balancing leakage-free pump device |
| CN201204509Y (en) * | 2008-05-24 | 2009-03-04 | 李维熙 | Water jacket cooling explosion-proof diving dual-function motor |
| CN201226472Y (en) * | 2008-05-27 | 2009-04-22 | 上海凯泉泵业（集团）有限公司 | High-temperature high-voltage resistant shielding motor |
| CN102518589A (en) * | 2012-01-10 | 2012-06-27 | 合肥通用机械研究院 | Leakless high-temperature hot oil medium delivery pump |
| CN202798342U (en) * | 2012-07-26 | 2013-03-13 | 浙江创新电机有限公司 | Large-power explosion-suppression type three-phase asynchronous motor with built-in cooler |
| CN202940683U (en) * | 2012-12-05 | 2013-05-15 | 南阳防爆集团股份有限公司 | High-voltage dust explosion-proof three-phase asynchronous motor |
| CN103812261A (en) * | 2013-08-22 | 2014-05-21 | 山东星源矿山设备集团有限公司 | Mining explosion-proof submersible motor for booster pump |
| WO2016107618A1 (en) * | 2014-12-30 | 2016-07-07 | Nidec Gpm Gmbh | Coolant pump |
-
2016
- 2016-12-29 CN CN201611244169.7A patent/CN106533022B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002098237A (en) * | 2000-09-21 | 2002-04-05 | Eagle Ind Co Ltd | Shaft sealing device |
| CN201204509Y (en) * | 2008-05-24 | 2009-03-04 | 李维熙 | Water jacket cooling explosion-proof diving dual-function motor |
| CN101285480A (en) * | 2008-05-27 | 2008-10-15 | 上海凯泉泵业（集团）有限公司 | High temperature resistant ultra-high pressure kinetic pressure balancing leakage-free pump device |
| CN201226472Y (en) * | 2008-05-27 | 2009-04-22 | 上海凯泉泵业（集团）有限公司 | High-temperature high-voltage resistant shielding motor |
| CN102518589A (en) * | 2012-01-10 | 2012-06-27 | 合肥通用机械研究院 | Leakless high-temperature hot oil medium delivery pump |
| CN202798342U (en) * | 2012-07-26 | 2013-03-13 | 浙江创新电机有限公司 | Large-power explosion-suppression type three-phase asynchronous motor with built-in cooler |
| CN202940683U (en) * | 2012-12-05 | 2013-05-15 | 南阳防爆集团股份有限公司 | High-voltage dust explosion-proof three-phase asynchronous motor |
| CN103812261A (en) * | 2013-08-22 | 2014-05-21 | 山东星源矿山设备集团有限公司 | Mining explosion-proof submersible motor for booster pump |
| WO2016107618A1 (en) * | 2014-12-30 | 2016-07-07 | Nidec Gpm Gmbh | Coolant pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106533022B (en) | 2023-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102647047B (en) | Shielded motor for reactor coolant pump | |
| CN214998262U (en) | A high temperature shielded molten salt pump supported by a magnetic suspension bearing | |
| CN106930957A (en) | A kind of single-shaft vertical submerged pump | |
| CN110360147B (en) | Mechanical sealing device for main circulation sodium pump | |
| CN102705515B (en) | For the insulating liquid circulatory system of mechanical seal | |
| CN102518589B (en) | Leakless high-temperature hot oil medium delivery pump | |
| CN104006137B (en) | Liquid type fluid coupling device is filled in a kind of open type valve control | |
| CN206389207U (en) | The horizontal flameproof motor of high temperature no-leakage pump | |
| CN105065319B (en) | A kind of hot water circuit pump bearing box with cooling chamber | |
| CN103603812A (en) | Low-temperature vertical multi-stage high-pressure submerged pump | |
| CN106533022A (en) | Horizontal flame-proof type electric motor for high-temperature non-leakage pump | |
| CN206386282U (en) | High temperature No leakage heat-insulating and sealing mechanism | |
| CN107202031A (en) | The independent isolating rinse-system of double end surface mechanical seal for centrifugal pumps | |
| CN206386281U (en) | High-temperature pump is with horizontal flameproof motor pressure regulating device | |
| CN109281808B (en) | Energy-saving cooling system of wind driven generator | |
| CN206386280U (en) | High temperature flameproof motor displacement detecting and controlling device | |
| CN205638948U (en) | Nuclear power station residual heat removal pump | |
| CN115765289A (en) | A special generator suitable for utilization of natural gas residual pressure | |
| CN207363938U (en) | A kind of unpowered sealing device of pump for liquid salts | |
| CN204349709U (en) | A kind of high speed mining diving pump wet type electric motor | |
| CN202691054U (en) | Isolation liquid circulating system for mechanical seal | |
| CN109779918B (en) | Pump for small lead-based reactor | |
| CN210325227U (en) | Vertical mixed flow pump for primary loop of lead-bismuth reactor | |
| CN209012080U (en) | Auxiliary cooling circulation device for boiler water pump | |
| CN106286837A (en) | A kind of sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240411 Address after: No. 89 Henglihe, Qiugu Village, Shantou Street, Boshan District, Zibo City, Shandong Province, 255200 Patentee after: Shandong lutexi Pump Co.,Ltd. Country or region after: China Address before: 255200, Shandong Province, Boshan District, Zibo Province, autumn Valley, cross river 89 Patentee before: SHANDONG YANSHAN PUMPS Co.,Ltd. Country or region before: China |