CN208579868U - The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance - Google Patents
The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance Download PDFInfo
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- CN208579868U CN208579868U CN201821181612.5U CN201821181612U CN208579868U CN 208579868 U CN208579868 U CN 208579868U CN 201821181612 U CN201821181612 U CN 201821181612U CN 208579868 U CN208579868 U CN 208579868U
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- 238000007789 sealing Methods 0.000 title claims abstract description 28
- 239000007787 solid Substances 0.000 claims abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 238000010276 construction Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 79
- 238000012360 testing method Methods 0.000 abstract description 27
- 239000010687 lubricating oil Substances 0.000 abstract description 19
- 238000013461 design Methods 0.000 abstract description 14
- 238000011056 performance test Methods 0.000 abstract description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 8
- 238000005461 lubrication Methods 0.000 description 4
- 239000010724 circulating oil Substances 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 235000011187 glycerol Nutrition 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000010723 turbine oil Substances 0.000 description 1
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Abstract
The utility model relates to the experimental rigs of seed nucleus main pump self-loopa oil pump and oily mechanical sealing performance, while obtaining the result of two kinds of performance tests.Structure is compact to design, and theory ground-breaking is advanced, and test data is true and reliable, and save the cost is increased economic efficiency, and has established solid foundation in prototype operation for core main pump design and equipment nationalization and products application.The self-loopa oil pump oil impeller 27, oily guide vane 28, oily mechanical sealing assembly 29 are by the motor 26 of revolving speed 1440r/min through under a pair of drive with the first belt pulley 21, the second belt pulley 24 that speed increasing ratio is 1.03471:1, obtain the 1490r/min revolving speed as prototype, pass through oil path control system, it is obtained from the technical data such as the pressure flow of recycle oil pump oil impeller 27,28 lubricating oil of oily guide vane, determine the structure size of oil impeller 27, test while the sealing performance for verifying oily 29 model machine of mechanical seal.
Description
Technical field: the utility model relates to the test dresses of seed nucleus main pump self-loopa oil pump and oily mechanical sealing performance
It sets.
Background technique: reactor coolant pump oil supply system is core composition portion important in reactor coolant pump structure
Point, can direct relation core main pump safe and reliable run in nuclear power station.Reactor coolant pump needs a set of fuel feeding when operating
System is completed to lubricate and cooling.This set oil supply system is by the oily impeller 27 that is mounted on core main pump and oily guide vane 28, oil machine tool
The composition such as seal assembly 29, oil cooler 41, oil sump 42, as shown in Figure 5.When main pump runs well, oily impeller 27 and oily guide vane
28 components become self-loopa oil pump, so that lubricating oil in bearing body 39 is reached certain flow and pressure, lubricating oil are inputted two-way
Thrust bearing 38 oils in guide bearing 40, and the lubricated high temperature oil of rotary part returns to after entering the cooling of oil cooler 41
Oil sump 42, oily impeller 27 send pressure oil back to two-direction thrust bearing 38 through oily guide vane 28, oil and lead in transverse bearing 40, so follow
The reciprocal lubrication of ring forms self-loopa.It can be seen that oily impeller 27 rises in main pump operating oil supply system with oily 28 component of guide vane
Vital effect.
Since the project is the research and development of First autonomous Design, oily impeller 27 and 28 component of oily guide vane always by foreign countries into
Mouthful, the country grasps this technology without producer.Gone into operation run foreign-made core main pump two-direction thrust bearing watt temperature it is higher always,
In order to try to solve the problems, such as that watt temperature is higher, consider to solve by increasing lubricating oil output oil mass, therefore select three kinds of differences straight
Diameter oil impeller 27 is manufactured by 1:1, is tested respectively on same experimental rig, detects the working performance of three kinds of oily impellers 27
And technical parameter, then analyze and compare, chooses wherein optimal one group as 38 matching component of two-direction thrust bearing and be used for main pump
On.I.e. in normal conditions, with the pressure flow numeric ratio pair under actual condition needed for published two-direction thrust bearing 38
Determine whether to meet technical requirements, determines the structure size of 27 blade outer profile of unknown component oil impeller.This is self-loopa oil pump
And the 29 Prototype Test device experiment first purpose of oily mechanical seal.
Oily impeller 27 is the important fuel feeding self-loopa oil pump of two-direction thrust bearing with oily 28 component of guide vane, and oily mechanical seal
29 be to leak when lubricating-oil self-circulating oil pump being prevented to operate, run with ensureing main pump oil system normal reliable.Oily mechanical seal
Component 29 is located in two-direction thrust bearing 38, and in oily impeller 27 and oily 28 lower section of guide vane, sealing performance quality, leakage rate are
No to design in allowed band, can be directly related to oil system work normally, core main pump safety work.Participate in test
Oily mechanical seal 29 be product model machine, for domestic independent research project, there are no the achievements for participating in the operation of core main pump, for this purpose,
The self-loopa oil pump and the free-revving engine of another test of oily 29 performance test apparatus of mechanical seal are oily 29 product samples of mechanical seal
Machine and oily impeller 27 simulate the actual condition of prototype with oily guide vane 28, detect the sealing performance of 29 product model machine of oily mechanical seal
Whether meet design requirement, strong adequately test and product design foundation are provided.
Summary of the invention: the purpose of the utility model is to provide seed nucleus main pump self-loopa oil pumps and oily mechanical seal
The experimental rig of energy is detected the performance and technical parameter of lubricating-oil self-circulating oil pump by experimental rig, determines self-loopa oil pump
Oily impeller blade outer profile structure size and as design considerations, verifies whether oily mechanical sealing assembly product model machine meets leakage
The requirement of amount, it is ensured that the design of core main pump is complete, safe and reliable to operation.The technical solution of the utility model is: a seed nucleus main pump is used
The experimental rig of self-loopa oil pump and oily mechanical sealing performance, motor 26 are fixed on pedestal 15, the second belt pulley 24 and electricity
The spindle nose 43 of motivation connects, and the first belt pulley 21 is fixed on rack sleeve 10, outside the first belt pulley 21, the second belt pulley 21
It is respectively provided with belt housing 22, belt housing 22 is fixed in upper cover 8, and end cap 45, the insertion of revolving speed instrument are equipped with above the first belt pulley 21
The centre bore 54 of end cap 45；Shell 13 is fixed on pedestal 15, and upper cover 8 connect to form enclosed construction with shell 13, long sleeve 9
In rack sleeve 4510, rack sleeve 10 is by two secondary of different sizes, same type first pair of tapered roller bearing 3, second
Tapered roller bearing 19 is supported and is fixed in mandrel 47, the first baffle ring 2 is mounted in first pair of 3 top of tapered roller bearing, the
Two baffle rings 5 are mounted in first pair of 3 lower part of tapered roller bearing, and two closely-pitched jam nuts 46 are fitted in first pair of circle on the first baffle ring 2
On taper roller bearing 3, mandrel 47, long sleeve 9 are locked, oily mechanical sealing assembly 29 is located at 27 lower part of oily impeller, and oil machine tool is close
Sealing assembly 29 is placed in lead ring 11 by eight compressed spring bearings, and oily guide vane 28 is fixed on lead ring 11, lead ring 11 and shell
13 inner flange connection, lower cover 16 are fixed to 10 lower end of rack sleeve, and lower cover 16 connect bolt point with rack sleeve 10
About the eight groups adjusting screws to overlap 12 are simutaneously arranged on cloth circle, experimental rig cavity is divided into 52 He of first chamber
Second chamber 53 oil inlet 51 and oil outlet 50 is arranged on shell wall, between rotary part rack sleeve 10 and fixing piece upper cover 8
It is sealed using rotary shaft lip seal 6, there is an oil outlet 50 on pedestal, connect flowline 35, measure oil machine as collecting
Tool seals a channel of model machine leakage oil mass.
The working principle of the utility model are as follows:
The structure of self-loopa oil pump and oily mechanical seal prototype test device is bolted on pedestal by shell,
For mandrel by bolt and pedestal closing, conjunction is formed enclosed construction by upper cover bolt and shell.Main component mandrel is by two secondary circles
Taper roller bearing supports, and the components such as rotating ring, annulus of oily impeller, oily mechanical seal on rack sleeve form rotating part, electricity
Motivation revolving speed is 1440r/min, exports 7.5KW power, is transmitted to the second belt pulley through two root skin bands by the first belt pulley, is realized
Speedup work promotes rack sleeve revolving speed to 1490r/min, i.e., revolving speed identical with core main pump.Oily impeller, oily guide vane operation
Operating condition is identical as prototype, obtains the test of pressure, flow of lubrication data, while detecting acquisition oil machine tool sealed product model machine and letting out
The data of oil leak amount.
The technological merit of the utility model is:
1, it using the design scheme for driving the first belt pulley 21, the second belt pulley 24 transmitting torque by motor 26, is promoted
Ensure that experimental rig runs smoothly, shakes low, test accuracy and detection data are accurate；
2, motor 26 drives the first belt pulley 21, the rotation of the second belt pulley 24, then rotating part is driven to rotate.So turn
It is critically important that dynamic part forms overall structure.Rotating part is the core of experimental rig.Ensure high running accuracy, carrying is enough
Load, selected two secondary high-precision first pair of tapered roller bearing, 3, second pairs of 19 structures of tapered roller bearing to support.
Equipped with oily impeller 27, oily guide vane 28 and the oily mechanical sealing assembly 29 for preventing lubricating oil excessive on rack sleeve 10, when first
To 3, second pairs of tapered roller bearings 19 of tapered roller bearing, long sleeve 9,2 second baffle ring 5 of the first baffle ring, lock nut 46, skin
After the components such as belt wheel 21, lower cover 16, rack sleeve 10 are respectively charged into mandrel 47, first pair of tapered roller bearing 3, are adjusted
The axial gap of two pairs of tapered roller bearings 19 is very important a procedure.First with bolt by rack sleeve 10 and lower end
Tightly, jiggering is advisable lid 16 with being able to rotate the rotatable parts being assembled integrally in right amount, then holds out against rack sleeve with adjusting screw 12
At this moment 10 lower end surfaces can generate slight clearance, then tighten the bolt on lower cover 16, be repeated several times aforesaid operations, be finally reached
Can jiggering and when working well, then held out against on lower cover 16 with another group of adjusting screw 12, loosening when preventing operation.Upper end
It is locked using the double-deck lock nut 46 of fine thread, rotating part is fixed as one with security and stability, while using measurement
Instrument detects axial direction and circular runout, reaches the required precision of Pass Test；
3, there is the oil pipe of the oil inlet 50 for connecting lubricating oil and oil outlet 51 two control oil piping systems in 13 side of shell,
Experimental rig is in a closed structure.Sealing performance quality directly influences the stabilization of the safe operation of structure.The trial assembly
The first purpose is set for test oil impeller 27, oily 28 lubricating oil pressure of guide vane and flow number, two in order to detect oily mechanical seal
29 model machines leak oil mass data, so cannot have self-lubricating oil stream to cavity of resorption, below oily mechanical sealing assembly 29 to ensure oil
The accuracy of mechanical seal model machine Leakage Energy amount test data.Therefore, first pair of tapered roller bearing 3 of bearing core shaft 47,
Two pairs of tapered roller bearings 19 lubricate bearing using the glycerine lubrication agent of stemness Huang, and the sealing of felt circle 18 is set in lower cover 16 and prevents Huang
Glycerol is excessive, with anti-leak.The sealing of 13 upper surface of shell uses rotary shaft lip seal 6, and lip packing 6 has resilience
Very big lip makes the lip of narrower in width is radial to contact with axis by banding spring, and lip, which has axis, preferably follows compensation
Property, and good sealing effect is obtained with lesser lip radial force, structure is simple, compact dimensions, good airproof performance, and price is just
Preferably, maintenance is convenient, and not harsh to operating environment requirements；
4, experimental rig is equipped with test instrumentation, to test rotating part revolving speed.In belt housing 22, the first belt pulley
21 upper ends are equipped with upper cover 8, and test instrumentation is mounted on 8 upper end center of upper cover.Since the second belt 24 and the first belt pulley 21 are conjunction
Together, the first belt pulley 21 transmits torque by flat key 1 and rotates simultaneously with rack sleeve 10, thus can accurately test and turn
Whether the revolving speed of dynamic component is consistent with design requirement；
5, the oil outlet end on pedestal 15 is sealed equipped with 31 second packing ring 33 of the first washer, is adopted between pipe fitting 32 and pedestal 15
With the copper gasket 31 of an annealed sofening treatment, good material property functions well as sealing and connection function.Pipe connects
First 32 also are provided with a washer 33, tighten pipe fitting 32 by nut 34 and seal up oil outlet.In this way by oily mechanical seal sample
The Leakage Energy of machine 29 flows out outside cavity through the oil-piping of this compact-sized good seal, obtains accurate data.
By the test of the experimental rig, 27 blade outer profile structure size of self-loopa oil pump oil impeller is determined, as production
The design considerations of product manufacture；29 sealing performance of oily mechanical seal, leakage oil stream amount and the self-loopa oil pump lubricating oil pressure of acquisition
Accurate strong technical support is provided to core main pump two-direction thrust bearing with real time datas such as flows, to reduction two-direction thrust bearing
Certain benefit is carried out in watt temperate zone, is conducive to entire unit safety and steadily runs.
Detailed description of the invention:
The first belt pulley of Fig. 1, the second belt pulley top view
Fig. 2 motor connection figure
Fig. 3 oil machine tool seals oil outlet connecting tube figure
Fig. 4 experimental rig schematic diagram
Fig. 5 two-direction thrust bearing installation diagram
Specific embodiment:
As shown in figure 4, the experimental rig of seed nucleus main pump self-loopa oil pump and oily mechanical sealing performance, shell 13 are solid
It is scheduled on pedestal 15, mandrel 47 and pedestal 15 are closing, and upper cover 8 connect to form enclosed construction with shell 13, main component mandrel 47
It is supported by first pair of tapered roller bearing, 3, second pairs of tapered roller bearings 19.Oily impeller 27, oily guide vane on rack sleeve 10
28, oily mechanical sealing assembly 29 the motor 26 of certain revolving speed, the first belt pulley 21, the second belt pulley 24 drive under, lead to
Oil path control system is crossed, completes the test of the pressure, data on flows of self-loopa oil pump oil impeller 27,28 lubricating oil of oily guide vane, together
The detection of 29 model machine Leakage Energy sealing performance of Shi Jinhang oil mechanical seal.
As shown in Fig. 2, the second belt pulley 24 is fixed on pedestal 15 with motor 26, the second belt pulley 24 and motor
Spindle nose 43 uses transition fit, transmits torque by flat key 25, and with the locking of holding screw 44, the output power of motor 26 by
Second belt pulley 24 passes to the first belt pulley 21 as shown in Figure 1, output power of motor is passed to installation by the first belt pulley
On the rack sleeve 10 of the first belt pulley 21, realized by flat key 1 and holding screw 4, the first belt pulley 21, the second belt pulley
Belt housing 22 is arranged in 21 outsides, is fixed in upper cover 8, and end cap 45, revolving speed meter insertion end lid are equipped with above the first belt pulley 21
Centre bore 54 on 45 tests the actual speed of rack sleeve 10.Experimental rig structure is as shown in figure 4, rack sleeve 10 passes through
Hexagon-headed bolt 49 is installed together with oily impeller 27, and oily mechanical sealing assembly 29 is located at 27 lower part of oily impeller, is compressed by eight
Spring-loaded is placed in lead ring 11, and oily guide vane 28 is fixed on lead ring 11, lead ring 11 and the shell 13 being located on pedestal 15
Its inner flange, which is bolted, to be integrally formed, and lower cover 16 is fixed to 10 lower end of rack sleeve by Allen bolt 48
Portion sets the yellow glycerol that felt circle 18 seals 19 lubrication of tapered roller bearing, lower cover 16 and rack sleeve 10 in lower cover 16
About the eight groups adjusting screws to overlap 12 have been simutaneously arranged on the distribution circle of connection bolt；Rack sleeve 10 and long sleeve
9 are supported and are fixed on by two secondary 3, second pairs of tapered roller bearings 19 of of different sizes, same type first pair of tapered roller bearing
In mandrel 47, it is fixed on the first baffle ring 2, the formation of the second baffle ring 5 of about 3 first pair of tapered roller bearing on 9 top of long sleeve
The lubrication area of first pair of tapered roller bearing 3 is isolated in this space by lubricating oil.Two thin spiral shells of closely-pitched on first baffle ring 2
Cap 46 is pressed on first pair of tapered roller bearing 3, mandrel 47, long sleeve 9 is locked, experimental rig cavity is divided into first chamber 52
With second chamber 53, oil inlet 51 and oil outlet 50 are set on shell wall.Between rotary part rack sleeve 10 and fixing piece upper cover
It is sealed using rotary shaft lip seal 6, lubricating oil can be prevented excessive, remaining all relatively fixed its mating surface of component is all made of
O-ring seals sealing.29 model machine Leakage Energy of oily mechanical seal on pedestal 15 it is fuel-displaced as shown in figure 3, connection one is by first
The oil outlet of the components such as washer 31, second packing ring 33, connector 32, nut 34 composition connects flowline 35, oily as measurement is collected
One channel of mechanical seal model machine leakage oil mass.
Lubricating-oil self-circulating oil pump public technology data in two-direction thrust bearing:
Pressure: 2.9bar
Flow: 6.62kg/s
Lubricating oil: Turbin Oil turbine oil Viscosity (viscosity) 32c St
The inlet temperature of lubricating oil is less than 60 DEG C after oil cooler is cooling
Experimental rig revolution: nExamination=1490r/min driving motor power: P=7.5KW
Driving motor revolving speed: nMotor=1440r/min
Motor pulley I diameter of phi 250mm
One, calculating section:
1. belt pulley designs model and determines
Motor speed ratio i=nExamination/nMotor1490/1440=1.0347
Main body diameter pulley=250i=260mm
Belt pulley model: it is determined by V=19.5m/s and chooses 2 root skin bands
Choose two pulley center LCenter away from=600mm
2. the oily impeller of three kinds of different sizes calculates separately numerical value and is as follows:
Two, embodiment illustrates: the experimental rig of test main pump self-loopa oil pump and oily mechanical seal model machine performance, by
One motor 26 drives through a pair of with speed increasing ratio for the first belt pulley 21, the second belt pulley 24 of 1.0347:1, makes the examination
It is as shown in Figure 1 that experiment device obtains the revolving speed (n=1490r/min) as prototype.The first belt pulley in experimental rig main body
24 upper surface of the second belt pulley on 21 upper surfaces and motor is consistent with 15 upper surface required distance of pedestal, it is ensured that same
Acting in horizontal plane.
Lubricating oil inputs the upper chamber portion of experimental rig shell 13 through petroleum pipeline from oil inlet.When 26 output work of motor
Rate, when the first belt pulley 21 drives experimental rig operation, the lubricating oil on top can be by two of oily impeller 27 similar to helix
Impeller curved surface oil pressure to the lower part as shown in figure 5, and make to form the pressure area 2.9bar in the oil pocket of lower part, while generating 6.62kg/s
Oil mass, through cavity of resorption oil outlet 50 flowline output.Instrument equipped with test pressure and flow on the pipeline of oil outlet
Thus table and control system test the working performance and technical parameter of three kinds of different size oil impellers 27 respectively, it is final really
The structure size of 27 blade outer profile of fixed unknown oily impeller.
Leakage Energy in 13 seal chamber of shell flows to airtight cavity external application container collection through the oil outlet 50 on pedestal 15,
Leakage oil mass is measured using measuring cup, data when testing with oily 29 product model machine independent research of mechanical seal are compared, and determine
Whether meet the requirements.
The utility model core main pump self-loopa oil pump and oily mechanical seal prototype test device, while obtaining two kinds of performance examinations
Testing as a result, structure is compact to design, theory ground-breaking is advanced, and test data is true and reliable, and maintenance cost is lower, is core main pump component
Production domesticization provides accurate scientific basis, also advanced optimizes design for core main pump from now on and provides strong reliable data storage
It is standby.
Claims (1)
1. the experimental rig of seed nucleus main pump self-loopa oil pump and oily mechanical sealing performance, it is characterized in that: motor (26) is solid
It is scheduled on pedestal (15), the second belt pulley (24) is connect with the spindle nose (43) of motor, and the first belt pulley (21) is fixed to main shaft
On sleeve (10), it is respectively provided with belt housing (22) outside the first belt pulley (21), the second belt pulley (24), belt housing (22) is fixed on
In upper cover (8), end cap (45) are equipped with above the first belt pulley (21), the centre bore (54) of revolving speed meter insertion end lid (45)；Shell
Body (13) is fixed on pedestal (15), and upper cover (8) connect to form enclosed construction with shell (13), and long sleeve (9) is mounted in collar bush
In cylinder (10), rack sleeve (10) is by two secondary of different sizes, same type first pair of tapered roller bearing (3), second pair of circular cone
Roller bearing (19) is supported and is fixed on mandrel (47), and the first baffle ring (2) is mounted in first pair of tapered roller bearing (3) top,
Second baffle ring (5) is mounted in first pair of tapered roller bearing (3) lower part, upper two closely-pitched jam nuts (46) press fitting of the first baffle ring (2)
On first pair of tapered roller bearing (3), mandrel (47), long sleeve (9) are locked, oily mechanical sealing assembly (29) is located at oily leaf
(27) lower part is taken turns, oily mechanical sealing assembly (29) is placed in lead ring (11) by eight compressed spring bearings, and oily guide vane (28) is solid
It is scheduled on lead ring (11), lead ring (11) is connect with the inner flange of shell (13), and lower cover (16) is fixed under rack sleeve (10)
End, lower cover (16) connect with rack sleeve (10) and have been simutaneously arranged about the eight groups tune to overlap on bolt circle
Whole screw (12), experimental rig cavity are divided into first chamber (52) and second chamber (53), be arranged on shell wall oil inlet (51) and
Oil outlet (50), it is close using rotary shaft lip seal (6) between rotary part rack sleeve (10) and fixing piece upper cover (8)
It seals, there is oil outlet connection flowline (35) on pedestal, measure one that oily mechanical seal model machine leaks oil mass as collection
Channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821181612.5U CN208579868U (en) | 2018-07-25 | 2018-07-25 | The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821181612.5U CN208579868U (en) | 2018-07-25 | 2018-07-25 | The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208579868U true CN208579868U (en) | 2019-03-05 |
Family
ID=65511171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821181612.5U Withdrawn - After Issue CN208579868U (en) | 2018-07-25 | 2018-07-25 | The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208579868U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760156A (en) * | 2018-07-25 | 2018-11-06 | 哈尔滨电气动力装备有限公司 | The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance |
| CN116222941A (en) * | 2023-05-08 | 2023-06-06 | 福建福清核电有限公司 | Nuclear main pump mechanical seal test bed sealing surface radial vibration simulation device |
-
2018
- 2018-07-25 CN CN201821181612.5U patent/CN208579868U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760156A (en) * | 2018-07-25 | 2018-11-06 | 哈尔滨电气动力装备有限公司 | The experimental rig of core main pump self-loopa oil pump and oily mechanical sealing performance |
| CN108760156B (en) * | 2018-07-25 | 2023-12-26 | 哈尔滨电气动力装备有限公司 | Nuclear self-circulation oil pump and oil mechanical sealing performance test device for main pump |
| CN116222941A (en) * | 2023-05-08 | 2023-06-06 | 福建福清核电有限公司 | Nuclear main pump mechanical seal test bed sealing surface radial vibration simulation device |
| CN116222941B (en) * | 2023-05-08 | 2023-07-21 | 福建福清核电有限公司 | Nuclear main pump mechanical seal test bed sealing surface radial vibration simulation device |
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