CN104006712A - Tool for measuring rotor of charging pump of RCV - Google Patents
Tool for measuring rotor of charging pump of RCV Download PDFInfo
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- CN104006712A CN104006712A CN201410232804.4A CN201410232804A CN104006712A CN 104006712 A CN104006712 A CN 104006712A CN 201410232804 A CN201410232804 A CN 201410232804A CN 104006712 A CN104006712 A CN 104006712A
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Abstract
The invention discloses a tool for measuring a rotor of a charging pump of an RCV. The tool for measuring the rotor of the charging pump of the RCV comprises a base, two sliding supports and multiple dial indicator supports, wherein a guide rail is arranged on the base, both the two sliding supports slide on the guide rail back and forth or are locked, and when the rotor is placed, the rotor is placed on the two locked sliding supports after the distance between the two sliding supports is well adjusted; dial indictors are installed on the multiple dial indicators respectively, all the multiple dial indicators slide on the guide rail back and forth or are locked, when the rotor is measured, after each dial indictor support is fixed to a certain position on the guide rail, the heights of the dial indicator supports are well adjusted, measurement heads of the dial indicators are made to be in contact with measurement points on the rotor, the rotor is shifted so as to rotate around a center shaft of the rotor, the reading on the dial indicators are observed and recorded, and then measurement is achieved. When the tool for measuring the rotor of the charging pump of the RCV is used for measurement, operation is easy, both time and labor are saved, the exposure dose applied to operators is reduced, the construction period is shortened, measurement accuracy is improved, the rotor is prevented from being abraded, and the service life of equipment is prolonged.
Description
Technical field
The present invention relates to Nuclear Power Plant Equipment maintenance field, especially relate to and on a kind of RCV, fill pump rotor survey instrument.
Background technology
Nuclear power plant's pump apparatus is of a great variety, physical construction, flow, lift, Various Functions separately.As filling pump in cvcs (RCV:Chemical and Volume Control) important component part, its complex structure, rotating speed is high, plays very important security function in system.
On pressurized-water reactor nuclear power plant RCV, fill pump for 2 grades of safety, quality guarantee grade is Q1 level equipment, belongs to the horizontal single-suction multilevel of low-flow high-lift (12 grades) segmentation centrifugal pump, is designed to Double-casing center line supporting type.When pressurized-water reactor nuclear power plant RCV pump is checked comprehensively, the little dress of rotor, can only support by common v block when survey axle is beated, heavier because of rotor when dish is moving, easily causes measuring error.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of measurement conveniently on RCV, to fill pump rotor survey instrument accurately.
The technical solution adopted for the present invention to solve the technical problems is: construct on a kind of RCV and fill pump rotor survey instrument, comprise base, two sliding supports and multiple indicator bracket;
On described base, be provided with the guide rail extending along the length direction of described base;
Described two sliding supports all slidably reciprocate or lock on described guide rail, while laying rotor, adjust after the distance between described two sliding supports, rotor are placed on described two sliding supports of locking;
On described multiple indicator bracket, dial gauge is all installed; Described multiple indicator bracket all slidably reciprocates or locks on described guide rail, while measuring rotor, each described indicator bracket is fixed on behind a certain position on described guide rail, adjust the height of described indicator bracket, the measuring head of described dial gauge is contacted with described epitrochanterian measurement point, and stir rotor central shaft that it rotates sub is rotated, observe and record dial gauge reading and measure to realize.
In rotor measurement instrument of the present invention, described rotor measurement instrument also comprises being arranged on described base for locating the horizontal scale of described two sliding supports and described multiple indicator brackets of arranging along the bearing of trend of described guide rail.
In rotor measurement instrument of the present invention, described sliding support comprises upper bracket, supporting traverse and roll-over protective structure;
The both sides of described upper bracket are provided with the mounting groove extending along the short transverse of described upper bracket;
Described supporting traverse removably, be slidably mounted on described mounting groove; The junction of described supporting traverse and described mounting groove is provided with crossbeam locking member; A pair of rotating support roller is installed on described supporting traverse, and described a pair of support roller is taking the axis of described installation crossbeam as benchmark is symmetric; While placing rotor, adjust height the locking of described supporting traverse, the described a pair of support roller of carrying rotor contacts with rotor and keeps tangent;
The top of one side of one end of described roll-over protective structure and described upper bracket is hinged, and its other end is provided with the support body locking member matching with the top of the opposite side of described upper bracket; The centre position of described roll-over protective structure is provided with the depression bar that can back and forth regulate along the short transverse of described upper bracket, and the junction of described depression bar and described roll-over protective structure is provided with depression bar locking member; The free end of described depression bar is provided with the pinch rollers for compressing rotor; Put down after roll-over protective structure, adjust the height of described pinch rollers and lock described depression bar, described pinch rollers is rotated with the central shaft that described rotor contacts and rotor can rotate sub.
In rotor measurement instrument of the present invention, on the dual-side of described upper bracket, be provided with longitudinal scale of the height for determining described supporting traverse.
In rotor measurement instrument of the present invention, the centre position of described upper bracket is provided with the studdle that one end and described upper bracket are fixedly linked; While laying rotor, the other end of described studdle contacts with the strong point of described rotor.
In rotor measurement instrument of the present invention, described sliding support also comprises anti-axial float device; Described anti-axial float device comprises back shaft, gear wheel axle and latch segment; One end of described back shaft and described upper bracket are fixedly linked, and its other end and described gear wheel axle are hinged, and hinged place is provided with latch segment, and the free end of described gear wheel axle is provided with the rolling bearing for propping up rotor.
In rotor measurement instrument of the present invention, in described base top, be also provided with the chain extending along the length direction of described base;
Described sliding support is also included in the lower carriage slidably reciprocating on guide rail; The top of described lower carriage is fixedly linked by rigidity plate and described upper bracket, and the bottom of described lower carriage is provided with feather key;
Described lower carriage comprises sprocket wheel for rolling on described chain and for driving the rocking bar of described sprocket wheel; Described sprocket wheel is arranged on the bottom of described lower carriage; Described rocking bar is arranged on a side of described lower carriage, and described rocking bar and described sprocket wheel are in transmission connection by shaft coupling.
In rotor measurement instrument of the present invention, described lower carriage also comprises a certain locational support locking member for described sliding support being fixed on to described guide rail; Described support locking member is the T-shaped bolt that is arranged on described lower carriage both sides.
In rotor measurement instrument of the present invention, described indicator bracket comprises the telescopic tube for adjusting its height; Described telescopic tube comprises inner and outer tubes, and described outer tube and inner tube joint are provided with inner tube is locked to the set bolt in outer tube.
In rotor measurement instrument of the present invention, described indicator bracket comprise be arranged on its top for the mounting platform of described dial gauge is installed;
Described mounting platform comprises the back up pad and the carbon steel sheet that are bolted,
Described dial gauge comprises the dial indicator holder that is provided with magnetic switch, and while opening described magnetic switch, described dial indicator holder is adsorbed on described mounting platform.
In rotor measurement instrument of the present invention, described indicator bracket also comprises and is arranged on described indicator bracket bottom base panel and for described indicator bracket being fixed on to a certain locational dial framework locking member of described guide rail; On described bottom, be provided with orienting lug, and described dial framework locking member is the T-shaped bolt being arranged on described base plate.
In rotor measurement instrument of the present invention, described survey instrument also comprises the little frame that is arranged on described base bottom; The bottom of described little frame is provided with angle sheave, and one end of described little frame is provided with handle.
In rotor measurement instrument of the present invention, described angle sheave comprises front jockey wheel and rear angle sheave, and described front jockey wheel is the universal caster wheel of band brake brake gear, and described rear angle sheave is rigid castors.
Implement technical scheme of the present invention, at least there is following beneficial effect: compared to the general mode of measuring by common v block support rotor, while measurement by the rotor measurement instrument in the present invention, can only rotor need be placed on two sliding supports, then measure by the dial gauge on the indicator bracket sliding along guide rail.This rotor measurement tool design is ingenious, and volume is little, lightweight.In addition, compared to original metering system, simple to operate, time saving and energy saving.And then, minimizing operating personnel's radioactive dose, the reduction of erection time, improve measurement accuracy, prevent rotor wearing and tearing, the serviceable life of extension device.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the front view that fills pump rotor survey instrument on the RCV in one embodiment of the invention;
Fig. 2 is the vertical view that fills pump rotor survey instrument on the RCV in one embodiment of the invention;
Fig. 3 is the left view that fills pump rotor survey instrument on the RCV in one embodiment of the invention;
Fig. 4 is measurement axle in one embodiment of the invention and the position view of support roller;
Fig. 5 is the structural representation of the measurement axle in one embodiment of the invention.
Wherein, 1, base; 11, guide rail; 12, chain; 13, horizontal scale; 2, sliding support; 21, upper bracket; 211, mounting groove; 212, longitudinal scale; 22, supporting traverse; 221, support roller; 222, crossbeam locking member; 23, roll-over protective structure; 231, support body locking member; 232, depression bar; 233, depression bar locking member; 234, pinch rollers; 24, studdle; 25, lower carriage; 251, rigidity plate; 252, feather key; 253, sprocket wheel; 254, rocking bar; 255, support locking member; 3, indicator bracket; 31, inner tube; 32, outer tube; 33, set bolt; 34, mounting platform; 35, base plate; 36, dial framework locking member; 4, anti-axial float device; 41, back shaft; 42, gear wheel axle; 43, latch segment; 44, rolling bearing; 5, little frame; 51, front jockey wheel; 52, rear angle sheave; 53, handle.
Embodiment
Understand for technical characterictic of the present invention, object and effect being had more clearly, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
As shown in Figure 1 to Figure 3, Fig. 1 is the front view that fills pump rotor survey instrument on the RCV in one embodiment of the invention; Fig. 2 is the vertical view that fills pump rotor survey instrument on the RCV in one embodiment of the invention; Fig. 3 is the left view that fills pump rotor survey instrument on the RCV in one embodiment of the invention; In the present invention, on RCV, fill pump rotor survey instrument design ingenious, optical axis and rotor is little while filling pulsation measurement etc. can apply to overhaul and change lower RCV pump and entirely examine time.On this RCV, fill pump rotor survey instrument and comprise base 1, two sliding supports 2 and multiple indicator brackets 3.
In certain embodiments, this base 1 is as the basal body structure of whole survey instrument, and its main effect is to install for parts such as sliding support 2 and indicator brackets 3.Understandably, the material of this base 1 can be selected common matrix material, such as steel plate, ironcasting etc.In some embodiments of the invention; in order to make whole observing and controlling instrument volume little, lightweight; this base 1 can also adopt aluminium alloy or the clad sheet steel etc. with some strength, and the various matrix materials that are applicable to produce base 1 are all in protection scope of the present invention.
Further, on the top of this base 1, be provided with the guide rail 11 extending along the length direction of this base 1.Specifically, on base 1, process along its length two parallel T shape guide rails 11, the supporting surface that the end face of guide rail 11 is support, side is spigot surface.Understandably, this guide rail 11 can also be processed into other common patterns.The Main Function of this guide rail is to make two sliding supports 2 and the multiple indicator bracket 3 can be in the enterprising line slip of the end face of base 1, thereby more time saving and energy saving in the time regulating the distance between two sliding supports 2 or adjust the position of each indicator bracket 3.Understandably, while arranging this guide rail 11, can adopt common arrangement.In the present invention, preferred arrangement is to be furnished with respectively a guide rail 11 in the both sides at the top of base 1, and every guide rail 11 is all along the length direction total length layout of the dolly of this base 1.
Further, generally can identify two strong points on rotor to be measured, need to adjust to distance between two strong points consistent for the distance between two sliding supports 2.Therefore, for the ease of locating two sliding supports 2 and multiple indicator bracket 3, be provided with the horizontal scale 13 of arranging along the bearing of trend of guide rail 11 on this base 1, this horizontal scale 13 can be positioned at the one or both sides of base, near guide rail 11.Understandably, survey crew also can be realized by outside tape measure the location of two sliding supports 2, but use outside tape measure can bring certain observational error, the precision that impact is measured, is provided with horizontal scale 13 for preferred embodiment of the present invention along the bearing of trend of guide rail 11 at the side of this base 1.
On the top of this base 1, be also provided with the chain 12 extending along the length direction of this base 1, the Main Function of this chain 12 is to drive two sliding supports 2 to slidably reciprocate on the end face of base 1, this chain 12 by be arranged on the incompatible movement that realizes each sliding support 2 that matches of sprocket wheel 253 on each sliding support 2.
In certain embodiments, the Main Function of these two sliding supports 2 is support rotor, and two sliding supports 2 all slidably reciprocate or lock on described guide rail 11.Understandably, in order to realize the steady placement of rotor, the number of this sliding support 2 is preferably two, but two or more sliding support 2 is also in protection scope of the present invention, and the number of sliding support 2 can increase according to actual needs.
In certain embodiments, this sliding support 2 comprises lower carriage 25, upper bracket 21, supporting traverse 22, roll-over protective structure 23 and anti-axial float device 4.
In certain embodiments, the Main Function of this lower carriage 25 is the support member as whole sliding support 2, this lower carriage 25 comprises for the sprocket wheel 253 of rolling on chain 12 with for driving the rocking bar 254 of this sprocket wheel 253, this sprocket wheel 253 is arranged on the bottom of this lower carriage 25, this rocking bar 254 is arranged on a side of this lower carriage 25, and this rocking bar 254 and this sprocket wheel 253 are in transmission connection by shaft coupling.Understandably, the mode that drive sliding support 2 to slidably reciprocate on guide rail 11 has a variety of, for example, install motor additional in the bottom of this lower carriage 25, controls moving around of sliding support 2 etc. by motor.In addition, the position that the two bottom sides of lower carriage 25 contacts with guide rail 11 also adds the feather key 252 of being convenient to slip.
Further, on lower carriage 25, also comprise a certain locational support locking member 255 for each sliding support 2 being fixed on to guide rail 11.Understandably, this support locking member 255 can adopt common securing member, such as tight locking button or lock sleeve etc., and in the present invention, this support locking member 255 is preferably the T-shaped bolt that is arranged on described lower carriage 25 both sides.
In certain embodiments, the Main Function of this upper bracket 21, supporting traverse 22 and roll-over protective structure 23 is to lay rotor and prevents that the rotor placing from deviating from sliding support 2.Understandably, this upper bracket 21 can be integral type parts with lower carriage 25, can be also two independent parts.In the time that upper bracket 21 and lower carriage 25 are independent two parts, between upper bracket 21 and lower carriage 25, be connected by rigidity plate 251, the Main Function of rigidity plate 251 is to ensure the intensity of whole sliding support 2, extends the serviceable life of whole measurement mechanism.
The both sides of this upper bracket 21 are provided with the mounting groove 211 extending along the short transverse of this upper bracket 21.This supporting traverse 22 removably, be slidably mounted on this mounting groove 211.This supporting traverse 22 reciprocatingly sliding on mounting groove 211 Height Adjustable, range of adjustment is 0mm to 100mm.
Further, on the dual-side of this upper bracket 21, be provided with and be convenient to locate the longitudinal scale 212 of this supporting traverse 22 to a certain height.Understandably, survey crew also can be realized by outside tape measure the location of supporting traverse 22, but use outside tape measure can bring certain observational error, the precision that impact is measured, the longitudinal scale 212 being provided with on the dual-side of this upper bracket 21 is for preferred embodiment of the present invention.
Further, the centre position of this upper bracket 21 is provided with the studdle 24 that one end and upper bracket 21 are fixedly linked.While laying rotor, the other end of this studdle 24 contacts with the strong point of this rotor.
This supporting traverse 22 is provided with crossbeam locking member 222 with the junction of this mounting groove 211.Understandably, this crossbeam locking member 222 can adopt common locking device, and in the present invention, this crossbeam locking member 222 is preferably set lever.
A pair of rotating support roller 221 is installed on this supporting traverse 22, support roller 221 is arranged on crossbeam by high-precision bearing, can be in carrying smooth and easy rotation rotor in the situation that, and this pair of support roller 221 is taking the axis of this installation crossbeam as benchmark is symmetric.While laying rotor, adjust the height of this supporting traverse 22 and lock this supporting traverse 22, the rotor being placed on this supporting traverse 22 contacts respectively and keeps tangent with this pair of support roller 221.
Understandably, when measurement, need to stir neatly rotor, compared to existing while supporting by v block because of the overweight situation that can not arbitrarily stir rotor of rotor, survey instrument of the present invention improves in this.While rotor being placed on reposefully on two supporting traverses 22 of two sliding supports 2, because carrying rotor is a pair of support roller 221, and support roller 221 itself just can rotate, so keep tangent rotor to stir without lifting an eyebrow with a pair of support roller 221, improve widely the efficiency of measuring, saved the repair time.
The top of one side of one end of this roll-over protective structure 23 and this upper bracket 21 is hinged, and its other end is provided with safe locking part 231.This safe locking part 231 matches with the top of the opposite side of this upper bracket 21, on this safe locking part 231, is provided with grab, and the top of the opposite side of this upper bracket 21 is provided with the draw-in groove matching with this grab.
The centre position of this roll-over protective structure 23 is provided with the depression bar 232 that can back and forth regulate along the short transverse of this upper bracket 21, this depression bar 232 is provided with depression bar locking member 233 with the junction of this roll-over protective structure 23, understandably, this depression bar locking member 233 can adopt common locking device, and in the present invention, this depression bar locking member 233 is preferably set lever.The free end of this depression bar 232 is provided with the pinch rollers 234 for compressing rotor.
Put down after roll-over protective structure 23, adjust the height of this pinch rollers 234 and lock this depression bar 232, this pinch rollers 234 contacts with this rotor and rotor can rotate around the central shaft of this rotor.Understandably, the Main Function of this roll-over protective structure 23 is to prevent that the rotor being placed on described supporting traverse 22 from deviating from, after being placed on supporting traverse 22 by rotor, roll-over protective structure 23 and supporting traverse 22 have formed one group of fixture rotor have been clamped, and the elasticity that adjustable for height contact roller just can be adjusted clamping is to realize the flexible rotating of rotor.
In certain embodiments, the Main Function of this anti-axial float device 4 is to prevent that the minute movement along its axis direction from appearring in rotor in measuring process.This anti-axial float device 4 comprises back shaft 41, gear wheel axle 42 and latch segment 43; One end of this back shaft 41 and this upper bracket 21 are fixedly linked, and its other end and this gear wheel axle 42 are hinged, and this latch segment 43 is arranged on hinged place, and the free end of this gear wheel axle 42 is provided with the rolling bearing 44 contacting with rotor.
When measurement, adjust the distance between two above-mentioned sliding supports 2, after rotor being placed on two sliding supports 2 of locking, also need each indicator bracket 3 to be fixed on a certain position on this guide rail 11.Adjust the height of this indicator bracket 3, the measuring head of the dial gauge on indicator bracket 3 is contacted with epitrochanterian measurement point, and stir rotor central shaft that it rotates sub is rotated, observe and record dial gauge reading and measure to realize.
In certain embodiments, the Main Function of indicator bracket 3 is to install dial gauge and is convenient to adjust measuring position.The quantity of indicator bracket 3 is multiple, specifically uses how many indicator brackets 3 and multiple indicator bracket 3 how to distribute and can adjust according to actual conditions.Consult Fig. 3, in the present invention, preferably adopted three indicator brackets 3, one of them indicator bracket 3 is arranged on the guide rail 11 between two sliding supports 2, and two other indicator bracket 3 is arranged on the guide rail 11 of dolly with one end.The version of three indicator brackets 3 is identical, and they all can slidably reciprocate on this guide rail 11.
Further, this indicator bracket 3 can comprise the telescopic tube for adjusting its height.This telescopic tube comprises inner tube 31 and outer tube 32, and this outer tube 32 and inner tube 31 joints are provided with inner tube 31 is locked to the set bolt 33 in outer tube 32.Understandably, the adjustable for height structure that realizes indicator bracket 3 has a variety of, for example, and lifting table or lifting support etc.But adopting the mode of telescopic tube is the preferably embodiment in the present invention, and its benefit is simple in structure, easy to operate.
Further, this indicator bracket 3 can comprise the mounting platform 34 that is arranged on its top and the base plate 35 that is arranged on its bottom.This dial gauge comprises the dial indicator holder that is provided with magnetic switch, and while opening this magnetic switch, this dial indicator holder is adsorbed on this mounting platform 34.This mounting platform 34 is made up of the back up pad being bolted and carbon steel sheet, and understandably, this carbon steel sheet can also adopt other sheet metal to replace.
This indicator bracket 3 also can comprise a certain locational dial framework locking member 36 for this indicator bracket 3 being fixed on to this guide rail 11.This dial framework locking member 36 is for being arranged on the T-shaped bolt on this base plate 35.Understandably, this dial framework locking member 36 can adopt common securing member, and such as tight locking button or lock sleeve etc. are preferably embodiment of the present invention but adopt the T-shaped bolt being arranged on this base plate 35 as the mode of dial framework locking member 36.In addition, on this base plate 35, be also provided with and be convenient to the orienting lug that indicator bracket 3 slides.
To sum up, rotor measurement tool design of the present invention is reasonable, simple to operate, survey crew only need be placed in rotor on two sliding supports, measure by the dial gauge on the indicator bracket sliding along guide rail again, improved widely the efficiency of measuring, saved the repair time.
The scope of application of this rotor measurement instrument is very wide in addition, and the occasion that uses this rotor measurement instrument is also changeable, and therefore, this rotor measurement instrument, except comprising above-mentioned base 1, two sliding supports 2 and multiple indicator bracket 3, also can comprise dolly framework 5.The Main Function of this dolly framework 5 is to move on the ground this rotor measurement instrument, is convenient to use in different occasions.
In certain embodiments, dolly framework 5 is arranged on the bottom of this base 1, lays and is fixed on this dolly framework 5 by parts entirety such as base 1, sliding support 2 and indicator brackets 3.The bottom of this dolly framework 5 is provided with angle sheave, and the outward flange of this angle sheave is highstrenghtpiston's material, plays cushioning effect.
Further, this angle sheave can comprise front jockey wheel 51 and rear angle sheave 52, and this front jockey wheel 51 is the universal caster wheel of band brake brake gear, and this rear angle sheave 52 is rigid castors.In the time that this rotor measurement instrument is placed in to level ground, the brake device of universal caster wheel need be placed in to on-position, ensure that whole rotor measurement instrument can not move.
Further, one end of this dolly framework 5 is provided with handle 53, is convenient to user and promotes or pull this rotor measurement instrument.
Operating process, the rotor measurement instrument in some embodiments of the invention is described further below.
Use this rotor measurement instrument to measure the operation steps of the right alignment of axle, face runout as follows:
Step 1: preliminary work, clean out the open measurement place of a slice, place light requires good.Prepare survey instrument, comprise dial gauge, ruler and milscale etc.Prepare recording paper or form.If there is dust or other pollutions (particularly angle sheave surface) on this rotor measurement instrument, clean with dry hairbrush.
Step 2: lay dolly, be pulled to measurement place be placed on a level ground by this rotor measurement instrument, the brake device of universal caster wheel is placed in to on-position, guarantee dolly is fixing can not be moved.
Step 3: determine the strong point, determine and measure axle strong point A, B.
Step 4: determine measurement point physical dimension, measure diameter d 1, d2 and the A of strong point A, B place axle, the distance L of B point-to-point transmission.
Step 5: adjusting pole distance, slide into a certain correct position the locking on guide rail 11 by one of them sliding support 2, then another sliding support 2 that slides, the distance that makes two sliding supports 2 is L (carrying out distance by side rails 11 other longitudinal scales 212 confirms) and locks.
Step 6: adjust the height of A point supporting traverse 22, adjust the supporting traverse 22 at strong point A place, making the height indicating positions of this supporting traverse 22 on longitudinal scale 212 is h
01(generally getting 0mm or 50mm), then locks this supporting traverse 22.
Step 7: adjust B point supporting traverse 22 height, adjust the supporting traverse 22 at strong point B place, making the height indicating positions of this supporting traverse 22 on longitudinal scale 212 is h
02, then lock this supporting traverse 22; h
02value be calculated as follows and draw.
h
02＝h
01+h
1-h
2
(consult Fig. 4 and Fig. 5, Fig. 4 is measurement axle in one embodiment of the invention and the position view of support roller; Fig. 5 is the structural representation of the measurement axle in one embodiment of the invention.D in formula
3for the distance between the wheel shaft of a pair of support roller 221, d
4for the diameter of each support roller)
Step 8: lay measurement axle, being about to measure axle is placed on supporting traverse 22, confirm that Support Position is correct, put down roll-over protective structure 23 locking, adjust respectively the pinch rollers 234 of roll-over protective structure 23, pinch rollers 234 is slightly contacted with the strong point of measuring axle, stir measurement axle, measure axle rotate flexibly smooth and easy, locking pinch rollers 234, the end bearing that then regulates anti-axial float device 4 is respectively with measurement axle two end in contact and lock anti-axial float device 4.Attention: lay while measuring axle, put down gently in the time contacting with a pair of support roller 221, to avoid excessive impact failure support roller 221 and bearing.
Step 9: adjust indicator bracket 3 and lay dial gauge, adjusting indicator bracket 3 and also lock to the correct position on guide rail 11, adjusting indicator bracket 3 and be highly beneficial to measure and lock.Dial gauge is placed on the mounting platform 34 of indicator bracket 3, opens dial indicator holder magnetic switch, dial indicator holder is firmly inhaled on mounting platform 34.
Step 10: adjust dial gauge, adjusting dial gauge connecting rod, that the measuring head of dial gauge and measurement are coupling is tactile, and reading is 0, then locked each connecting rod.
Step 11: measure, slowly stir measurement axle, observe dial gauge reading, and record maximal value max and minimum value min, the cylindricity at this place or face runout value are maximal value and minimum value is only poor.
Step 12: change measurement point, integrated moving dial gauge and indicator bracket 3 are to the next position that needs measurement, then locking.
Repeating step 11, step 12 are until all measurement points are all measured complete.
Step 13: remove dial gauge and measure axle,, after all point measurements, close dial indicator holder magnetic switch and remove roll-over protective structure 23 locking states, remove dial gauge and measure axle.
Step 14: clean, oil and deposit.
To sum up, compared to usually impeller, axle etc. being worn into after rotor, add V shape iron at bearing portion, the mode of measuring with dial gauge, is used the rotor measurement tool operation in some embodiments of the invention simple, time saving and energy saving, reduce the radioactive dose of survey crew, shorten maintenance duration, improved the accuracy of measuring, and in measuring process, avoided the wearing and tearing of rotor, improve the availability of equipment, extended the serviceable life of filling the equipment such as pump on RCV.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes, combination and variation.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in claim scope of the present invention.
Claims (13)
1. on RCV, fill a pump rotor survey instrument, it is characterized in that, comprise base (1), two sliding supports (2) and multiple indicator bracket (3);
On described base (1), be provided with the guide rail (11) extending along the length direction of described base (1);
Described two sliding supports (2) all slidably reciprocate or lock on described guide rail (11), while laying rotor, adjust after the distance between described two sliding supports (2), rotor are placed on described two sliding supports (2) of locking;
On described multiple indicator bracket (3), dial gauge is all installed; Described multiple indicator bracket (3) all slidably reciprocates or locks on described guide rail (11), while measuring rotor, each described indicator bracket (3) is fixed on behind a certain position on described guide rail (11), adjust the height of described indicator bracket (3), the measuring head of described dial gauge is contacted with described epitrochanterian measurement point, and stir rotor central shaft that it rotates sub is rotated, observe and record dial gauge reading and measure to realize.
2. rotor measurement instrument according to claim 1, it is characterized in that, described rotor measurement instrument also comprises being arranged on described base (1) for locating the horizontal scale (13) of described two sliding supports (2) and described multiple indicator bracket (3) of arranging along the bearing of trend of described guide rail (11).
3. rotor measurement instrument according to claim 1, is characterized in that, described sliding support (2) comprises upper bracket (21), supporting traverse (22) and roll-over protective structure (23);
The both sides of described upper bracket (21) are provided with the mounting groove (211) extending along the short transverse of described upper bracket (21);
Described supporting traverse (22) removably, be slidably mounted on described mounting groove (211); Described supporting traverse (22) is provided with crossbeam locking member (222) with the junction of described mounting groove (211); A pair of rotating support roller (221) is installed on described supporting traverse (22), and described a pair of support roller (221) is taking the axis of described installation crossbeam as benchmark is symmetric; While placing rotor, adjust height the locking of described supporting traverse (22), the described a pair of support roller (221) of carrying rotor contacts with rotor and keeps tangent;
The top of one side of one end of described roll-over protective structure (23) and described upper bracket (21) is hinged, and its other end is provided with the safe locking part (231) matching with the top of the opposite side of described upper bracket (21); The centre position of described roll-over protective structure (23) is provided with the depression bar (232) that can back and forth regulate along the short transverse of described upper bracket (21), and described depression bar (232) is provided with depression bar locking member (233) with the junction of described roll-over protective structure (23); The free end of described depression bar (232) is provided with the pinch rollers (234) for compressing rotor; Put down after roll-over protective structure (23), adjust the height of described pinch rollers (234) and lock described depression bar (232), described pinch rollers (234) is rotated with the central shaft that described rotor contacts and rotor can rotate sub.
4. rotor measurement instrument according to claim 3, is characterized in that, is provided with longitudinal scale (212) of the height for determining described supporting traverse (22) on the dual-side of described upper bracket (21).
5. rotor measurement instrument according to claim 3, is characterized in that, the centre position of described upper bracket (21) is provided with the studdle (24) that one end and described upper bracket (21) are fixedly linked; While laying rotor, the other end of described studdle (24) contacts with the strong point of described rotor.
6. rotor measurement instrument according to claim 3, is characterized in that, described sliding support (2) also comprises anti-axial float device (4); Described anti-axial float device (4) comprises back shaft (41), gear wheel axle (42) and latch segment (43); One end of described back shaft (41) and described upper bracket (21) are fixedly linked, its other end and described gear wheel axle (42) are hinged, hinged place is provided with latch segment (43), and the free end of described gear wheel axle (42) is provided with the rolling bearing (44) for propping up rotor.
7. rotor measurement instrument according to claim 1, is characterized in that, is also provided with the chain (12) extending along the length direction of described base (1) on described base (1);
Described sliding support (2) is also included in the lower carriage (25) slidably reciprocating on guide rail (11); The top of described lower carriage (25) is fixedly linked by rigidity plate (251) and described upper bracket (21), and the bottom of described lower carriage (25) is provided with feather key (252);
Described lower carriage (25) comprises for the sprocket wheel (253) in the upper rolling of described chain (12) with for driving the rocking bar (254) of described sprocket wheel (253); Described sprocket wheel (253) is arranged on the bottom of described lower carriage (25); Described rocking bar (254) is arranged on a side of described lower carriage (25), and described rocking bar (254) and described sprocket wheel (253) are in transmission connection by shaft coupling.
8. rotor measurement instrument according to claim 7, is characterized in that, described lower carriage (25) also comprises a certain locational support locking member (255) for described sliding support (2) being fixed on to described guide rail (11); Described support locking member (255) is for being arranged on the T-shaped bolt of described lower carriage (25) both sides.
9. rotor measurement instrument according to claim 1, is characterized in that, described indicator bracket (3) comprises the telescopic tube for adjusting its height; Described telescopic tube comprises inner tube (31) and outer tube (32), and described outer tube (32) and inner tube (31) joint are provided with an inner tube (31) and are locked at the set bolt (33) in outer tube (32).
10. rotor measurement instrument according to claim 1, is characterized in that, described indicator bracket (3) comprise be arranged on its top for the mounting platform (34) of described dial gauge is installed;
Described mounting platform (34) comprises the back up pad and the carbon steel sheet that are bolted,
Described dial gauge comprises the dial indicator holder that is provided with magnetic switch, and while opening described magnetic switch, described dial indicator holder is adsorbed on described mounting platform (34).
11. rotor measurement instruments according to claim 1, it is characterized in that, described indicator bracket (3) also comprises and is arranged on the base plate (35) of described indicator bracket (3) bottom and for described indicator bracket (3) being fixed on to a certain locational dial framework locking member (36) of described guide rail (11); On described bottom, be provided with orienting lug, and described dial framework locking member (36) is for being arranged on the T-shaped bolt on described base plate (35).
12. rotor measurement instruments according to claim 1, is characterized in that, described survey instrument also comprises the little frame (5) that is arranged on described base (1) bottom; The bottom of described little frame (5) is provided with angle sheave, and one end of described little frame (5) is provided with handle (53).
13. rotor measurement instruments according to claim 12, it is characterized in that, described angle sheave comprises front jockey wheel (51) and rear angle sheave (52), and described front jockey wheel (51) is the universal caster wheel of band brake brake gear, and described rear angle sheave (52) is rigid castors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410232804.4A CN104006712B (en) | 2014-05-28 | 2014-05-28 | Pump rotor survey tool is filled on a kind of RCV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410232804.4A CN104006712B (en) | 2014-05-28 | 2014-05-28 | Pump rotor survey tool is filled on a kind of RCV |
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| Publication Number | Publication Date |
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| CN104006712A true CN104006712A (en) | 2014-08-27 |
| CN104006712B CN104006712B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410232804.4A Active CN104006712B (en) | 2014-05-28 | 2014-05-28 | Pump rotor survey tool is filled on a kind of RCV |
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| CN107752229A (en) * | 2017-11-06 | 2018-03-06 | 东莞市建发鞋材有限公司 | A kind of Shoehorn measuring instrument |
| CN108088355A (en) * | 2018-01-26 | 2018-05-29 | 浙江雄鹰科菲帝科技股份有限公司 | A kind of measuring device for being used to measure table slide |
| CN109655202A (en) * | 2019-01-18 | 2019-04-19 | 卞洪丽 | A kind of Multistage centrifugal pump rotor assembly test bracket platform |
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| CN104006712B (en) | 2017-01-04 |
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