CN205879530U - Lubricated thrust bearing systematic testing platform of multi -functional water - Google Patents

Abstract

The utility model belongs to a lubricated thrust bearing systematic testing platform of multi -functional water in the lubricated thrust bearing field of water, apply test unit IV, composite control unit V and water supply unit VI including motor drive unit I, bearing box unit II, test bench master unit unit III, axial force, composite control unit V is applyed VI electricity of test unit IV and water supply unit and is connected with motor drive unit I, bearing box unit II, test bench master unit unit III, axial force respectively for control applying and monitoring of motor rotation number, system temperature, system flow, thrust bearing water film thickness and pressure, axial force, the utility model discloses can test the analysis to the hydraulic performance that thrust disc in the thrust bearing system was done under the supplementary impeller mode, can realize the test analysis of the lubricated thrust bearing's of multiplex condition offal dynamic pressure greasy property, the operating mode under different pressure, temperature, flow, rotational speed and load is simulated, realized that the gamut of key parameter covered when thrust bearing measured.

Description

A kind of multifunctional water lubricating thrust bearing systems test bed

Technical field

This utility model belongs to water lubricating thrust bearing research field, is specifically related to a kind of multifunctional water lubricating thrust bearing Systems test bed, can be used for the correlated performance test of water lubricating thrust bearing, and especially rotating circular disk provides the thrust axis of lift Hold system.

Background technology

Water lubricating thrust bearing is that a kind of lubricant medium that uses water as bears the device of axial thrust, is widely used in big merit The unit of rate pump direct connection, water lubricating thrust bearing generally comprises a rotary thrust dish and two Graphite friction with its end face Pair, forms hydrodynamic lubrication to balance the axial force of system by the liquid stream in top clearance between friction pair.For making pump machine entirety long Spending the compactest, most pump assembly rotary thrust dishes are again as assisting impeller in cooling system, in system, cooling circulation liquid passes through Rotary thrust examines and seizes to obtain lift, for the offer cooling-lubricant in whole internal circulation system.As the core in whole pump group Parts, on the one hand water lubricating thrust bearing system is born the rotor axial power of whole unit, is on the one hand provided cold for whole system But lubricating, its performance directly affects the operation of whole unit.

In current prior art, applied for, authorize, disclosed patent includes " a kind of bush(ing) bearing friction mill Damage on-line measurement testing machine " application number: 200610012604.3 notification numbers: CN1828264A；" a kind of thrust bearing test dress Put " application number: 200910236771.X publication number: CN 102053015A；" a kind of end face frictional wear tester " application number 201310311454.6, notification number CN 103592192A；" thrust bearing laboratory table " application number: 201410630221.7 disclosures Number: CN104359676A；" a kind of force self-balanced formula Thrust Bearing Test Rig " application number: 201510258040.0 publication numbers: CN104807641A etc., but the above testing stand lacks to the test under the conditions of population parameter of the whole thrust bearing, and Lack the test for the thrust bearing hydraulic performance carrying auxiliary lobe wheel effect.

Along with the development of science and technology, more and more, as this type of unit to the application of large high-speed heavy duty frequency conversion pump group In critical component, Thrust Bearing System not only need for whole unit balancing axial thrust and need for internal cooling circulation provide Power source, in its Thrust Bearing System, the hydraulic performance of rotary thrust dish work auxiliary impeller is heavy as thrust bearing greasy property Want.This utility model provides a kind of multifunctional water lubricating thrust bearing systems test bed.This testing stand can to different frequency, Different flow, different temperatures, hydraulic performance and the greasy property of the Thrust Bearing System under axially different power effect are tested Research, and provide verification experimental verification for theory analysis.

Utility model content

The purpose of this utility model is to provide a kind of multifunctional water lubricating thrust bearing systems test bed for the problems referred to above, Can effectively solve the problem that at different frequency, different flow, different temperatures, the water lubricating thrust bearing system under axially different power operating mode Hydraulic performance and the test problem of greasy property, and for corresponding theory analysis provide verification experimental verification.

The technical solution of the utility model is: a kind of multifunctional water lubricating thrust bearing systems test bed, passes including motor Moving cell I, bearing housing unit II, testing stand master unit unit III, axial force apply test cell IV, Comprehensive Control unit V and Water supplying unit VI；

The outfan of described motor-driven unit I is connected with the main shaft of described bearing housing unit II, bearing housing unit II Suspension body is fastenedly connected with the right pump cover of testing stand master unit unit III；One end of testing stand master unit unit III tee T assembly The right-hand member applying end cap with the axial force of axial force applying test cell IV is threaded connection；

Described motor-driven unit I, bearing housing unit II, testing stand master unit unit III, axial force apply test cell IV level is installed successively and is connected as basic framework, and described axial force applies test cell IV and connects the import of water supplying unit VI and go out Mouthful；

Described Comprehensive Control unit V respectively with motor-driven unit I, bearing housing unit II, testing stand master unit unit III, axial force applies test cell IV and water supplying unit VI and electrically connects, be used for controlling motor speed, system temperature, flow system flow, Thrust bearing water film thickness and pressure, the applying of axial force and monitoring.

In such scheme, described motor-driven unit I include high-speed induction motor, torquemeter, the first shaft coupling, second Axial organ, base and base plate；

Described high-speed induction motor is fixed on base by securing member, and base is fixed on base plate by securing member, high The axle external part right-hand member with the first shaft coupling, torquemeter and the second shaft coupling successively of speed frequency conversion motor left end is connected；Described torsion It is bolted on base bottom square instrument.

In such scheme, described bearing housing unit II includes the first dust pan, the first cylinder roller bearing gland, the first circle Post roller bearing, suspension body, the second cylinder roller bearing, the second cylinder roller bearing gland, the second dust pan and main shaft；

Successively the second cylinder roller bearing, the second cylinder roller bearing gland, the second dust pan are set to main shaft from motor On one end that gear unit I is near, more successively by suspension body, the first cylinder roller bearing, the first cylinder roller bearing gland and One dust pan is set on the other end of main shaft, described suspension body be positioned at the second cylinder roller bearing and the first cylinder roller bearing it Between；The described main shaft left end by the first bonded second shaft coupling；It is fixed on by the first foot support bottom described suspension body On base.

Further, described second shaft coupling inner ring opens a long groove, and trench length is more than the first key length.

In such scheme, described testing stand master unit unit III include right pump cover, mechanical seal, middle pump cover, left pump cover, three Siphunculus assembly, water lubricating pilot bearings, the first axle sleeve, the second axle sleeve, the 3rd axle sleeve, left thrust graphite bearing, rotary thrust dish, the right side Thrust graphite bearing and outlet test pipeline section；

In described mechanical seal, ring portion loads main shaft, and stationary ring part is installed into right pump cover and fastens, by right thrust stone Ink bearing is installed into right pump cover and fastens, righter pump cover is loaded main shaft, and right pump cover is fastenedly connected with described suspension body, right pump cover Bottom is fixed on base by crus secunda support；Described rotary thrust dish is installed to main shaft and is bonded with second on main shaft Connect；Described middle pump cover is enclosed within from left to right on main shaft and installs with right pump cover rim of the mouth location fit；Left thrust graphite bearing is installed Enter left pump cover；Described tee T assembly is enclosed within main shaft and is fastenedly connected with middle pump cover；The most successively by the 3rd axle sleeve, Second axle sleeve and the first axle sleeve are enclosed within main shaft, and the 3rd axle sleeve compresses rotary thrust dish, by the between the first axle sleeve and main shaft Three is bonded, and described water lubricating pilot bearings is connected by securing member with one end of tee T assembly by location, rim of the mouth；

Described left pump cover is provided with pressure pulsation sensor, described right pump cover is provided with displacement transducer；Described three Inlet pressure sensor is installed in the conduit entrance of siphunculus assembly；On described outlet test pipeline section, outlet pressure sensor is installed.

Further, described first axle sleeve left end opens a groove, installs stop washer, compressed by stop washer in groove First axle sleeve.

In such scheme, described axial force applies test cell IV and includes that axial force applies end cap, force side bonnet, tension and compression Strain gauge, the second force transmission shaft, outside framework oil seal, the first force transmission shaft, angular contact ball bearing gland, the first angular contact ball bearing, Second angular contact ball bearing, power transmission set, first draw liquid flexible pipe, second draw liquid flexible pipe and the 3rd and draw liquid flexible pipe；

Outside framework oil seal loads axial force and applies at end cap correspondence rim of the mouth, first jiao of thrust bearing and second jiao of thrust bearing peace It is filled at first jiao of thrust bearing right-hand member shaft shoulder；

Power transmission set is threaded connection with main shaft one end, first force transmission shaft screwed hole by bearing gland upper end, force side Being fastenedly connected with power transmission set, axial force applies end cap right-hand member and is threaded connection with tee T assembly one end, force side bonnet one Hold and apply location, corresponding rim of the mouth, end cap one end with axial force and be fastenedly connected；

Second force transmission shaft right-hand member and the first force transmission shaft left end are threaded, and tension and compression strain gauge and the second force transmission shaft pass through Second adjusting nut connects, and studs one end connects tension and compression strain gauge, and the other end connects first through force side bonnet Adjusting nut；

Axial force applies end cap and along the circumferential direction opens two screwed holes, and described tee T assembly is vertical and the pipe of major axes orientation Import side, road does two boss, described boss inner part drilling screwed hole respectively, and pipeline section peripheral surface auger shell pit is tested in described outlet, Mechanical seal corresponding position auger shell pit installed by described right pump cover；First one end drawing liquid flexible pipe applies on end cap with axial force Screwed hole connects, and the other end is connected with the screwed hole on outlet test pipeline section；Second one end drawing liquid flexible pipe applies with axial force Screwed hole on end cap connects, and the other end is connected with the screwed hole on tee T assembly；3rd one end and the threeway drawing liquid flexible pipe Screwed hole on pipe assembly connects, and the other end is connected with the screwed hole on right pump cover.

In such scheme, described water supplying unit VI include water outlet reducing pipe, the first delivery hose, the second delivery hose, One water supply hose, the second water supply hose, flow control valve, water tank and vacuum pump；

Water outlet reducing pipe by self flange with outlet test pipeline section flange be connected by securing member, water outlet reducing pipe another End flanges is fixing with the first delivery hose to be connected, and the first delivery hose other end and second delivery hose one end connect, and second goes out The water tube hose other end is fastenedly connected with flow control valve one end, and the flow control valve other end is connected with water tank outlet；First enters The flange that the flange of water tube hose one end is perpendicular to major axes orientation with tee T assembly is connected, the other end and the second water supply hose One end, the other end of the second water supply hose connects the import of water tank；Vacuum pump connects water tank top water inlet.

In such scheme, described water supplying unit VI also includes temperature controller；Described temperature controller is arranged on first and enters Between water tube hose and the second water supply hose.

In such scheme, described Comprehensive Control unit V includes that computer, described computer include temperature control modules, water Power performance test module, thrust bearing film force test module, axial force testing module, and torquemeter and high-speed induction motor Control module；

Described temperature control modules electrically connects with temperature controller, for the temperature of whole closed system is adjusted control System；

Described hydraulic performance test module respectively with inlet pressure sensor, outlet pressure sensor, flow control valve electricity Connect, for whole closed system flow is controlled, and gather inlet and outlet pressure；

Described thrust bearing film force test module electrically connects with displacement transducer and pressure pulsation sensor respectively, is used for Thrust bearing water film thickness and pressure are acquired；

Described axial force testing module electrically connects with tension and compression strain gauge, for tested thrust bearing is carried out axial force Applying and monitoring；

Described torquemeter electrically connects with high-speed induction motor and torquemeter respectively with high-speed induction motor control module, is used for The rotating speed of high-speed induction motor and the twisting resistance of torquemeter are controlled and gather.

The beneficial effects of the utility model are: compared with prior art, and this utility model can be in Thrust Bearing System Thrust disc does the hydraulic performance under auxiliary lobe wheel mode and carries out test analysis；Multi-state submerged lubrication thrust bearing can be realized The test analysis of hydrodynamic lubrication performance, including the Work condition analogue under different pressures, temperature, flow, rotating speed and load；Achieve and push away During power bearing measuring, the gamut of key parameter covers；Automaticity is high, carries out setting of test parameters by controlling computer Surely the mutually integrated control of multiple parameter stepless changing is realized；A whole set of pilot system achieves multiple modulation conformity, each module, Each unit interface is simple, it is simple to the maintenance of each parts and maintenance；This experimental system has taken into full account that internal system heat cools down, can High by property, service life is long；In this system, each test module is installed relatively independent, upgrades for testing stand from now on and the field of use Diversification, judicial convenience provides advantage and antecedent basis.

Accompanying drawing explanation

Fig. 1 is the structural representation of this utility model one multi-functional Thrust Bearing Test Rig of embodiment；

Fig. 2 is this utility model one embodiment motor-driven unit I and the partial schematic diagram of bearing housing unit II；

Fig. 3 is the office that this utility model one embodiment testing stand master unit unit III and axial force apply test cell IV Portion's schematic diagram；

Fig. 4 is the partial schematic diagram of this utility model one embodiment water supplying unit VI.

In figure: 1, high-speed induction motor；2, the first shaft coupling；3, torquemeter；4, the second shaft coupling；5, base；6, base plate； 7, the first foot support；8, oil seal ring；9, the first dust pan；10, the first cylinder roller bearing gland；11, the first cylindrical roller axle Hold；12, plug screw；13, suspension body；14, the second cylinder roller bearing；15, the second cylinder roller bearing gland；16, second is dust-proof Dish；17, main shaft；18, the first key；19, right pump cover；20, crus secunda support；21, mechanical seal；22, the second key；23, middle pump cover； 24, left pump cover；25, tee T assembly；26, water lubricating pilot bearings；27, axial force applies end cap；28, force side bonnet；29, double Header stud；30, the first adjusting nut；31, tension and compression strain gauge the 32, second adjusting nut；33, the second force transmission shaft；34, skeleton Oil sealing；35, the first force transmission shaft；36, angular contact ball bearing gland；37, the first angular contact ball bearing；38, the second angular contact ball axle Hold；39, adjusting nut；40, power transmission set；41, the 3rd key；42, the first axle sleeve；43, the second axle sleeve；44, the 3rd axle sleeve；45, left Thrust graphite bearing；46, rotary thrust dish；47, right thrust graphite bearing；48, outlet test pipeline section；49, first draws liquid flexible pipe； 50, second draws liquid flexible pipe；51, the 3rd draws liquid flexible pipe；52, stop washer；53, pressure pulsation sensor；54, displacement transducer； 55, inlet pressure sensor；56, outlet pressure sensor；57, water outlet reducing pipe；58, the first delivery hose；59, the second water outlet Flexible pipe；60, the first water supply hose；61, temperature controller；62, the second water supply hose；63, flow control valve；64, water tank； 65, vacuum pump.

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.

Described multifunctional water lubricating thrust bearing single test platform mainly for but be not limited only to a kind of by rotary thrust dish Performance test with the thrust bearing unit of both sides carbon thrust bearing composition.Wherein rotary thrust dish can play auxiliary impeller Effect.

Fig. 1 show a kind of embodiment of multifunctional water lubricating thrust bearing systems test bed described in the utility model, Described multifunctional water lubricating thrust bearing systems test bed, it is characterised in that include motor-driven unit I, bearing housing unit II, Testing stand master unit unit III, axial force apply test cell IV, Comprehensive Control unit V and water supplying unit VI.

The outfan of described motor-driven unit I is connected with the main shaft 17 of described bearing housing unit II, bearing housing unit II 's

Suspension body 13 is fastenedly connected with the right pump cover 19 of testing stand master unit unit III；Testing stand master unit unit III threeway The right-hand member of the axial force applying end cap 27 that one end of pipe assembly 25 and axial force apply test cell IV is threaded connection.

Described motor-driven unit I, bearing housing unit II, testing stand master unit unit III, axial force apply test cell IV level is installed as basic framework successively, and described axial force applies test cell IV and connects the inlet and outlet of water supplying unit VI； Described Comprehensive Control unit V respectively with motor-driven unit I, bearing housing unit II, testing stand master unit unit III, axial force Apply test cell IV and water supplying unit VI electrically connects, be used for controlling motor speed, system temperature, flow system flow, thrust bearing Water film thickness and pressure, the applying of axial force and monitoring.

As in figure 2 it is shown, described motor-driven unit I includes high-speed induction motor 1, torquemeter the 3, first shaft coupling 2, second Shaft coupling 4, base 5 and base plate 6.Described motor-driven unit I provides the rotating speed needed for test, and torquemeter 3 can be real to moment of torsion Row monitoring.

Described high-speed induction motor 1 is fixed on base 5 by securing member, and base 5 is fixed on base plate 6 by securing member On, the axle external part of high-speed induction motor 1 left end the most successively with the first shaft coupling 2, torquemeter 3 and the second shaft coupling 4 Right-hand member connect；Described torquemeter 3 is fixed on base 5 by bottom bolts.

Described bearing housing unit II is responsible for being transferred to the power that motor-driven unit I exports testing stand master unit unit III. Described bearing housing unit II include the first foot support 7, oil seal ring the 8, first dust pan the 9, first cylinder roller bearing gland 10, One cylinder roller bearing 11, plug screw 12, suspension body the 13, second cylinder roller bearing the 14, second cylinder roller bearing gland 15, Two dust pans 16, main shaft 17 and the first key 18.

Successively second cylinder roller bearing the 14, second cylinder roller bearing gland the 15, second dust pan 16 is set to main shaft On 17 one end close to motor-driven unit I, more successively by suspension body the 13, first cylinder roller bearing the 11, first cylindrical roller Bearing gland 10 and the first dust pan 9 are set on the other end of main shaft 17, and described suspension body 13 is positioned at the second cylinder roller bearing 14 and first between cylinder roller bearing 11；Described main shaft 17 connects the left end of the second shaft coupling 4 by the first key 18；Described outstanding It is fixed on base 5 by the first foot support 7 bottom support body 13.Described second shaft coupling 4 uses positive coupling, for taking care of yourself master Axle 17 shifting amount is not introduced into motor cavity, and by motor cavity internal consumption, it is connected end inner ring and opens a long groove, groove with main shaft 17 Length is more than the length of the first key 18, in order to coordinating with the first key 18 on main shaft 17, this kind of connected mode can also be protected Demonstrate,prove by axial produced by test unit that displacement is accurate reflects.

As it is shown on figure 3, described testing stand master unit unit III include right pump cover 19, crus secunda support 20, mechanical seal 21, Second key 22, middle pump cover 23, left pump cover 24, tee T assembly 25, water lubricating pilot bearings the 26, first axle sleeve the 42, second axle sleeve 43, 3rd axle sleeve 44, left thrust graphite bearing 45, rotary thrust dish 46, right thrust graphite bearing 47, outlet test pipeline section 48, cooling Circulation pipe 351, stop washer 52, pressure pulsation sensor 53, displacement transducer 54, inlet pressure sensor 55 and outlet pressure Sensor 56, testing stand master unit unit III is the Core Feature region of whole testing stand, connects bearing box unit II with axial Power applies test cell IV.

In described mechanical seal 21, stationary ring part is installed on right pump cover 19 and fastens, concrete, and right pump cover 19 is near outstanding A groove is opened in inside at frame 13, is filled in by stationary ring in this groove, and uses pin fastener, rotating ring portion in described mechanical seal 21 Divide and be fixed by a pin on the reserved location of main shaft 17；Right thrust graphite bearing 47 is installed into right pump cover 19 and fastens, tool Body, righter pump cover 19 loads main shaft 17, right pump cover 19 is fastenedly connected with described suspension body 13, by the bottom right pump cover 19 Two foot supports 20 are fastenedly connected, and crus secunda support 20 is fixed on base 5 by securing member；Further, by rotary thrust dish 46 install to main shaft 17 and are connected with the second key 22 on main shaft 17；Further, middle pump cover 23 is enclosed within main shaft from left to right 17 carry out coordinating installation with location, right pump cover 19 rim of the mouth, and use securing member to fasten；Left thrust graphite bearing 45 is installed Entering left pump cover 24, rim of the mouth positions and uses securing member to fasten；Tee T assembly 25 is enclosed within main shaft 17 and with middle pump cover 23 are fastenedly connected；Further, the most successively the 3rd axle sleeve the 44, second axle sleeve 43 and the first axle sleeve 42 are installed to On main shaft 17, wherein, the 3rd axle sleeve 44 compresses rotary thrust dish 46, between the first axle sleeve 42 and main shaft 17 by the 3rd key 41 even Connecing, described water lubricating pilot bearings 26 is connected by securing member with one end of tee T assembly 25 by location, rim of the mouth, concrete, institute State water lubricating pilot bearings 26 to position along the corresponding rim of the mouth in main shaft 17 direction with tee T assembly 25, use securing member to be moistened by water Sliding guide bearing 26 is fastened on tee T assembly 25.Described first axle sleeve 42 left end opens a groove, installs stop washer in groove 52, compress the first axle sleeve 42 by stop washer 52, it is ensured that it keeps synchronized rotation with main shaft 17.

The installation of right thrust graphite bearing described above 47 and right pump cover 19 is particularly as follows: described right thrust graphite bearing 47 weeks To being respectively symmetrically out counterbore and through hole, installation corresponding with rim of the mouth in right pump cover 19 in the middle of right thrust graphite bearing 47.Right pump cover 19 Opening tapped blind hole with counterbore corresponding position on right thrust graphite bearing 47, hole is opened in through hole corresponding position.Securing member is used to be pushed away by the right side Right thrust graphite bearing 47 is fixed on right pump cover 19 by the counterbore on power graphite bearing 47 with the blind hole on right pump cover 19, will pressure Power fluctuation sensor or displacement transducer are through right pump cover 19 and right thrust graphite bearing 47 through hole, and the sensor is by certainly Body screw thread is connected at right pump cover 19 tapped through hole.The installation of described left thrust graphite bearing 45 and left pump cover 24 is the most such as This.

Described left pump cover 24 is provided with pressure pulsation sensor 53, described right pump cover 19 is provided with displacement transducer 54, test thrust bearing bearing capacity and axial displacement can be monitored；The conduit entrance of described tee T assembly 25 is installed Inlet pressure sensor 55, described outlet test pipeline section 48 is provided with outlet pressure sensor 56, inlet pressure sensor 55 With outlet pressure sensor 56 respectively to the monitoring being carried out import and export pressure by test thrust bearing.

Described axial force apply test cell IV include axial force apply end cap 27, force side bonnet 28, studs 29, First adjusting nut 30, tension and compression strain gauge the 31, second adjusting nut the 32, second force transmission shaft 33, outside framework oil seal 34, first pass Power axle 35, angular contact ball bearing gland the 36, first angular contact ball bearing the 37, second angular contact ball bearing 38, adjusting nut 39, biography Power set 40, first draws liquid flexible pipe 49, second draws liquid flexible pipe 50 and the 3rd and draw liquid flexible pipe 51.

Concrete, described outside framework oil seal 34 loads axial force and applies at the corresponding rim of the mouth of end cap 27, first jiao of thrust bearing 37 Install to first jiao of thrust bearing 37 right-hand member shaft shoulder with second jiao of thrust bearing 38, then pass through adjusting nut 39 and compress；Connect The second force transmission shaft 33 one end, force side to be threaded connection with first force transmission shaft 35 one end, one end of tension and compression strain gauge 31 Being threaded connection the other end of the second force transmission shaft 33, the other end of tension and compression strain gauge 31 is threaded connection studs 29。

Described power transmission set 40 is threaded connection with main shaft 17 one end, and the first force transmission shaft 35 is by force side bearing gland 36 The screwed hole of upper end is fastenedly connected with power transmission set 40, and axial force applies end cap 27 right-hand member and passes through screw thread with tee T assembly 25 one end Connecting, force side bonnet 28 one end applies location, corresponding rim of the mouth, end cap 27 one end and is fastenedly connected with axial force.

40 connections being realized two parts by the external screw thread of self female thread Yu main shaft 17 one end are overlapped in described power transmission, and pass through Stop washer 52 is compressed by screw thread rotation.

Described second force transmission shaft 33 realizes threaded by right-hand member external screw thread and the first force transmission shaft 35 left end female thread, draws Compressive stress sensor 31 is connected by the second adjusting nut 32 with the second force transmission shaft 33, and studs 29 one end connects tension and compression stress Sensor 31, the other end connects the first adjusting nut 30 through force side bonnet 28.Described tension-compression sensor 31 can be by adjusting Save and test thrust bearing is carried out pressure applying.

Force side bonnet 28 applies the corresponding rim of the mouth of end cap 27 with axial force and positions, and implementation is fastenedly connected.

Axial force applies end cap 27 and along the circumferential direction opens two screwed holes, respectively by drawing liquid hose connection tee T assembly 25 test the guiding fluid hole on pipeline section 48 with outlet.On described right pump cover 19, ream puts down one piece of circular surface, auger shell stricture of vagina on this surface Hole.Vertical and main shaft 17 direction the conduit entrance side of described tee T assembly 25 does two boss, boss inner part drilling screw thread respectively Hole.Described axial force applies end cap 27 circumferential position symmetry ream and puts down two pieces of surfaces, auger shell pit on this surface.Described outlet is surveyed Test tube section 48 circumference ream puts down one piece of circular surface, auger shell pit on this surface.Mechanical seal 21 installed by described right pump cover 19 Surface, corresponding position ream is put down, and auger shell pit.First one end drawing liquid flexible pipe 49 applies the screwed hole on end cap 27 even with axial force Connecing, the other end is connected with the screwed hole on outlet test pipeline section 48, and second one end drawing liquid flexible pipe 50 applies end cap with axial force Screwed hole on 27 connects, and the other end is connected with the screwed hole on tee T assembly 25, and the 3rd draws one end and three of liquid flexible pipe 51 Screwed hole on siphunculus assembly 25 connects, and the other end is connected with the screwed hole on right pump cover 19.

As shown in Figure 4, described water supplying unit VI includes water outlet reducing pipe the 57, first delivery hose the 58, second delivery hose 59, the first water supply hose 60, temperature controller the 61, second water supply hose 62, flow control valve 63, water tank 64 and vacuum pump 65。

Concrete, described water outlet reducing pipe 57 is by self flange with outlet test pipeline section 48 flange by securing member even Connect, water outlet reducing pipe 57 other end flange and the first fixing connection of outlet hose 58, first outlet hose 58 other end and second Delivery hose 59 one end connects, and second delivery hose 59 other end is fastenedly connected with flow control valve 63 one end, flow control valve 63 other ends are connected with water tank 64 outlet；The flange of first water supply hose 60 one end and tee T assembly 25 are perpendicular to main shaft 17 The flange in direction is connected and uses securing member to fasten, and another terminates temperature controller 61 outlet(discharge) flange, and fastens Connect；Described flow control valve 63 can provide different flows to test thrust bearing and be monitored.Temperature controller 61 Suction flange connects one end of the second water supply hose 62, and the other end of the second water supply hose 62 connects the import of water tank 64；Very Empty pump 65 connects water tank 64 top water inlet.Described temperature controller 61 can provide different temperature to test thrust bearing And be monitored.

Described Comprehensive Control unit V includes Comprehensive Control platform computer, described computer include temperature control modules, Hydraulic performance test module, thrust bearing film force test module, axial force testing module, and torquemeter and high speed variable-frequency electric Machine control module.

Described temperature control modules electrically connects with temperature controller 61, for being adjusted the temperature of whole closed system Control；

Described hydraulic performance test module respectively with inlet pressure sensor 55, outlet pressure sensor 56, flow-control Valve 63 electrically connects, and for being controlled whole closed system flow, and gathers inlet and outlet pressure；

Described thrust bearing film force test module electrically connects with displacement transducer 54 and pressure pulsation sensor 53 respectively, For thrust bearing water film thickness and pressure are acquired；

Described axial force testing module electrically connects with tension and compression strain gauge 31, for carrying out tested thrust bearing axially The applying of power and monitoring；

Described torquemeter electrically connects with high-speed induction motor 1 and torquemeter 3 respectively with high-speed induction motor control module, uses In the rotating speed of high-speed induction motor 1 and the twisting resistance of torquemeter 3 are controlled and gather.

Concrete, high-speed induction motor 1, torquemeter 3, flow control valve 63, tension and compression strain gauge 31, temperature controller 61, inlet pressure sensor 55, outlet pressure sensor 56, displacement transducer 54, pressure pulsation sensor 53 draw control respectively Line processed is to mixing console, it is achieved the control of whole test unit.Variable frequency high-speed motor in described motor-driven unit I is at a high speed Frequency conversion motor 1 can set different motor speeds, and moment of torsion can be carried out monitoring by torquemeter 3.In testing stand master unit unit Left pump cover 24 in III, the pressure pulsation sensor 53 placed in right pump cover 19 and displacement transducer 54 can be to test thrust axis Hold bearing capacity and axial displacement is monitored.Inlet pressure sensor 55 on tee T assembly 25 is tested on pipeline section 48 with outlet Outlet pressure sensor 56 carry out the monitoring of inlet and outlet pressure to by test thrust bearing respectively.Axial force applies test cell Tension-compression sensor 31 in IV can carry out pressure applying, flow-control in water supplying unit V by regulation to test thrust bearing Valve 63 can provide different flows to test thrust bearing and be monitored, and temperature controller 61 can be to test thrust bearing Different temperature is provided and is monitored.Thus, to testing the thrust bearing pressure in setting, rotating speed, temperature, flow parameter Test under working order.

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 (10)

1. a multifunctional water lubricating thrust bearing systems test bed, it is characterised in that include motor-driven unit I, bearing housing Unit II, testing stand master unit unit III, axial force apply test cell IV, Comprehensive Control unit V and water supplying unit VI；

The outfan of described motor-driven unit I is connected with the main shaft (17) of described bearing housing unit II, bearing housing unit II Suspension body (13) is fastenedly connected with the right pump cover (19) of testing stand master unit unit III；Testing stand master unit unit III tee T group The right-hand member of axial force applying end cap (27) that one end of part (25) and axial force apply test cell IV is threaded connection；

Described motor-driven unit I, bearing housing unit II, testing stand master unit unit III, axial force apply test cell IV water Flat installation successively is connected as basic framework, and described axial force applies test cell IV and connects the import of water supplying unit (VI) and go out Mouthful；

Described Comprehensive Control unit V respectively with motor-driven unit I, bearing housing unit II, testing stand master unit unit III, axle Apply test cell IV to power and water supplying unit VI electrically connects, be used for controlling motor speed, system temperature, flow system flow, thrust Bearing water film thickness and pressure, the applying of axial force and monitoring.

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described motor passes Moving cell I includes high-speed induction motor (1), torquemeter (3), the first shaft coupling (2), the second shaft coupling (4), base (5) and the end Plate (6)；

Described high-speed induction motor (1) is fixed on base (5) by securing member, and base (5) is fixed on base plate by securing member (6) on, the axle external part of high-speed induction motor (1) left end successively with the first shaft coupling (2), torquemeter (3) and the second shaft coupling (4) right-hand member connects；Described torquemeter (3) bottom is bolted on base (5).

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described bearing housing Unit II includes the first dust pan (9), the first cylinder roller bearing gland (10), the first cylinder roller bearing (11), suspension body (13), the second cylinder roller bearing (14), the second cylinder roller bearing gland (15), the second dust pan (16) and main shaft (17)；

Successively the second cylinder roller bearing (14), the second cylinder roller bearing gland (15), the second dust pan (16) are set to main On axle (17) one end close to motor-driven unit I, more successively by suspension body (13), the first cylinder roller bearing (11), first Cylinder roller bearing gland (10) and the first dust pan (9) are set on the other end of main shaft (17), and described suspension body (13) is positioned at Between second cylinder roller bearing (14) and the first cylinder roller bearing (11)；Described main shaft (17) is connected by the first key (18) The left end of the second shaft coupling (4)；Described suspension body (13) bottom is fixed on base (5) by the first foot support (7).

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 3, it is characterised in that described second Axial organ (4) inner ring leaves a long groove, and trench length is more than the length of the first key (18).

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described testing stand Master unit unit III include right pump cover (19), mechanical seal (21), middle pump cover (23), left pump cover (24), tee T assembly (25), Water lubricating pilot bearings (26), the first axle sleeve (42), the second axle sleeve (43), the 3rd axle sleeve (44), left thrust graphite bearing (45), Rotary thrust dish (46), right thrust graphite bearing (47) and outlet test pipeline section (48)；

In described mechanical seal (21), ring portion loads main shaft (17), and stationary ring part is installed into right pump cover (19) and fastens, will Right thrust graphite bearing (47) is installed into right pump cover (19) and fastens, righter pump cover (19) is loaded main shaft (17), right pump cover (19) being fastenedly connected with described suspension body (13), right pump cover (19) bottom is fixed on base (5) by crus secunda support (20)； Described rotary thrust dish (46) is installed to main shaft (17) and is connected with the second key (22) on main shaft (17)；Described middle pump cover (23) it is enclosed within main shaft (17) from left to right above and to install with right pump cover (19) rim of the mouth location fit；Left thrust graphite bearing (45) It is installed into left pump cover (24)；Described tee T assembly (25) is enclosed within main shaft (17) and above and is fastenedly connected with middle pump cover (23)；From the right side The most successively the 3rd axle sleeve (44), the second axle sleeve (43) and the first axle sleeve (42) are enclosed within main shaft (17), the 3rd axle sleeve (44) Compressing rotary thrust dish (46), be connected by the 3rd key (41) between the first axle sleeve (42) with main shaft (17), described water lubrication is led Bearing (26) is connected by securing member with one end of tee T assembly (25) by location, rim of the mouth；

Described left pump cover (24) is provided with pressure pulsation sensor (53), described right pump cover (19) is provided with displacement transducer (54)；Inlet pressure sensor (55) is installed in the conduit entrance of described tee T assembly (25)；Described outlet test pipeline section (48) On outlet pressure sensor (56) is installed.

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 5, it is characterised in that described first axle Set (42) left end opens a groove, installs stop washer (52), compress the first axle sleeve (42) by stop washer (52) in groove.

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described axial force Apply test cell IV and include that axial force applies end cap (27), force side bonnet (28), tension and compression strain gauge (31), the second biography Power axle (33), outside framework oil seal (34), the first force transmission shaft (35), angular contact ball bearing gland (36), the first angular contact ball bearing (37), the second angular contact ball bearing (38), power transmission set (40), first draw liquid flexible pipe (49), second draw liquid flexible pipe (50) and the 3rd Draw liquid flexible pipe (51)；

Outside framework oil seal (34) loads axial force and applies at the corresponding rim of the mouth of end cap (27), and first jiao of thrust bearing (37) and second jiao push away Power bearing (38) is installed to first jiao of thrust bearing (37) right-hand member shaft shoulder；

Power transmission set (40) is threaded connection with main shaft (17) one end, and the first force transmission shaft (35) passes through force side bearing gland (36) The screwed hole of upper end is fastenedly connected with power transmission set (40), and axial force applies end cap (27) right-hand member and leads to tee T assembly (25) one end Crossing threaded, force side bonnet (28) one end applies location, corresponding rim of the mouth, end cap (27) one end and is fastenedly connected with axial force；

Second force transmission shaft (33) right-hand member and the first force transmission shaft (35) left end are threaded, and tension and compression strain gauge (31) passes with second Power axle (33) is connected by the second adjusting nut (32), and studs (29) one end connects tension and compression strain gauge (31), another End connects the first adjusting nut (30) through force side bonnet (28)；

Axial force applies end cap (27) and along the circumferential direction opens two screwed holes, and described tee T assembly (25) is vertical and main shaft (17) The conduit entrance side in direction does two boss, described boss inner part drilling screwed hole, outlet test pipeline section (48) peripheral surface respectively Auger shell pit, described right pump cover (19) is installing mechanical seal (21) corresponding position auger shell pit；First draws the one of liquid flexible pipe (49) Holding the screwed hole applied on end cap (27) with axial force to be connected, the other end is connected with the screwed hole in outlet test pipeline section (48)； The screwed hole that second one end drawing liquid flexible pipe (50) applies on end cap (27) with axial force is connected, the other end and tee T assembly (25) screwed hole on connects；3rd one end drawing liquid flexible pipe (51) is connected with the screwed hole on tee T assembly (25), another End is connected with the screwed hole on right pump cover (19).

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described water supply list Unit VI include water outlet reducing pipe (57), the first delivery hose (58), the second delivery hose (59), the first water supply hose (60), the Two water supply hoses (62), flow control valve (63), water tank (64) and vacuum pump (65)；

Water outlet reducing pipe (57) is connected by securing member with outlet test pipeline section (48) flange by self flange, water outlet reducing pipe (57) other end flange and the fixing connection of the first delivery hose (58), the first delivery hose (58) other end and the second delivery hose (59) one end connects, and the second delivery hose (59) other end is fastenedly connected with flow control valve (63) one end, flow control valve (63) other end is connected with water tank (64) outlet；The flange of the first water supply hose (60) one end is vertical with tee T assembly (25) Flange in main shaft (17) direction is connected, the other end and one end of the second water supply hose (62), the second water supply hose (62) The other end connects the import of water tank (64)；Vacuum pump (65) connects water tank (64) top water inlet.

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described water supply list Unit VI also includes temperature controller (61)；It is soft with the second water inlet that described temperature controller (61) is arranged on the first water supply hose (60) Between pipe (62).

Multifunctional water lubricating thrust bearing systems test bed the most according to claim 1, it is characterised in that described comprehensively Control unit V includes Comprehensive Control platform computer, described computer include temperature control modules, hydraulic performance test module, Thrust bearing film force test module, axial force testing module, and torquemeter and high-speed induction motor control module；

Described temperature control modules electrically connects with temperature controller (61), for the temperature of whole closed system is adjusted control System；

Described hydraulic performance test module respectively with inlet pressure sensor (55), outlet pressure sensor (56), flow-control Valve (63) electrically connects, and for being controlled whole closed system flow, and gathers inlet and outlet pressure；

Described thrust bearing film force test module electrically connects with displacement transducer (54) and pressure pulsation sensor (53) respectively, For thrust bearing water film thickness and pressure are acquired；

Described axial force testing module electrically connects with tension and compression strain gauge (31), for tested thrust bearing is carried out axial force Applying and monitoring；

Described torquemeter electrically connects with high-speed induction motor (1) and torquemeter (3) respectively with high-speed induction motor control module, For the twisting resistance of the rotating speed of high-speed induction motor (1) and torquemeter (3) is controlled and gathers.