CN110500175A - Turbocharger axial direction power measurement supercharger arrangement, shaft coupling and measurement method - Google Patents
Turbocharger axial direction power measurement supercharger arrangement, shaft coupling and measurement method Download PDFInfo
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- CN110500175A CN110500175A CN201910725738.7A CN201910725738A CN110500175A CN 110500175 A CN110500175 A CN 110500175A CN 201910725738 A CN201910725738 A CN 201910725738A CN 110500175 A CN110500175 A CN 110500175A
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- turbine
- anger
- compressor
- outer sleeve
- generator terminal
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- 230000008878 coupling Effects 0.000 title claims abstract description 19
- 238000010168 coupling process Methods 0.000 title claims abstract description 19
- 238000005259 measurement Methods 0.000 title claims abstract description 18
- 238000000691 measurement method Methods 0.000 title description 4
- 230000001914 calming effect Effects 0.000 claims abstract description 44
- 239000011888 foil Substances 0.000 claims abstract description 28
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 11
- 241000237858 Gastropoda Species 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000000930 thermomechanical effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/08—Adaptations for driving, or combinations with, pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/003—Arrangements for testing or measuring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/02—Drives of pumps; Varying pump drive gear ratio
- F02B39/12—Drives characterised by use of couplings or clutches therein
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Supercharger (AREA)
Abstract
The present invention provides turbocharger axial direction power measurement supercharger arrangements, including compressor part, turbine portion and connection structure part, the impeller shaft installed in the compressor end bearing body is connect with the turbine wheel shaft installed in the turbine end bearing body by the flexible clutch, the connecting flange of the compressor end bearing body and the connecting flange of the turbine end bearing body are sealed connected together by coupling sleeve, and are fixedly connected by lead screw；The compressor assemblies and turbine assembly include thrust structure, are respectively mounted foil gauge at the thrust structure, and foil gauge is connect with secondary meter signal when test.The device of the invention, by changing the axle construction of turbocharger, installing shaft coupling and clamp device additional, it is divided into two separate units, it realizes flexible connection and revolving speed is synchronous, torque can be transmitted without having an impact to axial force, realize the independent test for generator terminal axial force of calming the anger and the independent test of turbine end axial force.
Description
Technical field
The invention belongs to field of electromechanical technology, more particularly, to turbocharger axial direction power measurement supercharger arrangement, connection
Axis device and measurement method.
Background technique
The axial force of turbocharger is the resultant force of compressor and axial turbine power, the compressor and turbine of turbocharger
Axial force is generated to thrust bearing, the direction and numerical value of compressor and axial turbine power change under different operating conditions.
The direction and numerical value change for solving and assessing compressor and axial turbine power under different operating conditions, for improving the knot of compressor, turbine
Structure design is critically important.
But the prior art can only measure the axial force resultant force of entire turbocharger, can not individually test generator terminal of calming the anger
Or the axial force variation of turbine end.
Summary of the invention
In view of this, the present invention is directed to propose a kind of turbocharger axial direction power measurement with supercharger arrangement, shaft coupling and
Measurement method realizes the independent test for generator terminal axial force of calming the anger and the independent test of turbine end axial force, solves existing skill
Art cannot individually test the problem of compressor and axial turbine power.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
One aspect of the present invention provides turbocharger axial direction power measurement supercharger arrangement, including compressor part, whirlpool
Wheel part and connection structure part, the compressor part include compressor assemblies and the compressor end bearing that is firmly connected with it
Body, the turbine portion include turbine assembly and the turbine end bearing body that is firmly connected with it, and the connection structure part includes
Flexible clutch and coupling sleeve；Installation in the impeller shaft installed in the compressor end bearing body and the turbine end bearing body
Turbine wheel shaft connected by the flexible clutch, the connecting flange of the compressor end bearing body and the turbine end bearing body
Connecting flange be sealed connected together by coupling sleeve, and be fixedly connected by lead screw；The compressor assemblies and turbine
Component includes thrust structure, is respectively mounted foil gauge at the thrust structure, and foil gauge is connect with secondary meter signal when test.
Further, the compressor assemblies include spiral case, shaft end nut, compressor impeller, spiral case pressing plate, compressor spiral shell
Nail, compressor sealing ring, the left thrust plate of generator terminal of calming the anger, carries on the back disk, generator terminal of calming the anger bearing disk, back valve snail nail, calms the anger axle envelope set
The right thrust plate of generator terminal and impeller shaft, the spiral case are linked together by the machine screw of calming the anger with the back disk；The back disk
It is followed closely by the back valve snail and is linked together with the compressor end bearing body；Pacified in the compressor end bearing body by bearing
Fill the impeller shaft；The impeller shaft, which is located at the leftward position of bearing one, is equipped with step structure, the step structure of impeller shaft
Left side forms step surface, successively calmed the anger described in socket on the step surface from right to left right thrust plate of generator terminal, the generator terminal of calming the anger
Bearing disk, the left thrust plate of the generator terminal of calming the anger, the axle envelope set, the compressor impeller, the shaft end nut；The pressure
Mechanism of qi end bearing disk is fixed on the compressor end bearing body；The axle envelope puts on the setting compressor sealing ring,
The centre bore of the external back disk of compressor sealing ring；The left thrust plate of generator terminal of calming the anger and the generator terminal thrust shaft of calming the anger
It calms the anger the left foil gauge of generator terminal described in insertion between board；Generator terminal bearing disk and the right thrust plate of generator terminal of calming the anger of calming the anger
Between calm the anger the right foil gauge of generator terminal described in insertion.
Further, the turbine assembly includes the left thrust plate of turbine end, turbine end bearing disk, the right thrust of turbine end
Piece, turbine box screw, turbine box pressing plate, turbine wheel shaft, heat shield, turbine end sealing ring, turbine box, turbine, the turbine end axis
It holds body and is linked together by the turbine box pressing plate and the turbine box screw with the turbine box；The turbine end bearing body
The turbine wheel shaft is passed through in inner fixed bearing three and bearing four, the bearing three and the bearing four；The right of the turbine wheel shaft
Connect the turbine；There are the turbine end sealing ring, the turbine end sealing ring in the junction of the turbine wheel shaft and the turbine
The centre bore of the external turbine end bearing body right end；Step structure, platform are equipped with positioned at the left side of bearing three on the turbine wheel shaft
The left side of stage structure forms step surface, is successively socketed the right thrust of the turbine end from right to left on the step surface of the turbine wheel shaft
Piece, the turbine end bearing disk, the left thrust plate of turbine end, the clamping sleeve；The turbine end bearing disk is fixed on
On the turbine end bearing body；The turbine end is embedded between the left thrust plate of turbine end and the turbine end bearing disk
Left foil gauge；The right foil gauge of the turbine end is embedded between the turbine end bearing disk and the right thrust plate of turbine end.
Compared with the existing technology, apparatus of the present invention have the advantage that
Apparatus of the present invention, by changing the axle construction of turbocharger, installing shaft coupling and clamp device additional, by turbocharging
Device is divided into two separate units, and compressor is implemented flexible connection with turbine and revolving speed is synchronous, can transmit torque without right
Axial force has an impact, and realizes the independent test for generator terminal axial force of calming the anger and the independent test of turbine end axial force, solves
The prior art cannot individually test the problem of compressor and axial turbine power.
Another aspect of the present invention provides a kind of turbocharger axial direction power measurement flexible clutch, the flexible coupling
Device includes outer sleeve, ball and inner sleeve, and the outer sleeve is rotary structure, and center is equipped with stepped hole, the outer sleeve
Left end hole is the outer sleeve axis hole for fixing left side axis, and stepped hole segmentation portion forms outer sleeve non-return face；The outer sleeve
Right end hole is outer sleeve counterbore, turns left along the right end face of the outer sleeve and bores 4 holes, and bore diameter is the straight of the ball
Diameter, drilling depth are less than the depth of outer sleeve counterbore, form the outer sleeve raceway of 4 arc surfaces, the inner end position of outer sleeve raceway
The place of setting forms outer sleeve raceway step surface；The inner sleeve is rotary structure, and center is equipped with the inner sleeve for connecting the right axis
Cylinder axis hole, lateral surface includes two sections of different cylindrical surfaces of diameter, respectively inner sleeve cylindrical surface and outer end cylindrical surface, the inner sleeve
The diameter on cylinder cylindrical surface is less than the aperture of the outer sleeve counterbore, the width on the inner sleeve cylindrical surface and the outer sleeve raceway
Length it is identical；The left side of the inner sleeve is inner sleeve non-return face, turns right along inner sleeve non-return face and bores 4 holes, is bored
Bore dia is the diameter of the ball, and drilling depth is identical as the length of the outer sleeve raceway, is formed with the interior of 4 arc surfaces
Sleeve raceway；The ball is placed between the outer sleeve raceway and the inner sleeve raceway.
Further, the radial distance between the circular arc bottom of the outer sleeve raceway and the circular arc bottom of the inner sleeve raceway
Equal to the diameter of the ball；When flexible clutch assembles, left side axis and the outer sleeve axis hole are interference fitted；The right axis and institute
State inner sleeve axis hole interference fit；After contacting outer sleeve non-return face first with inner sleeve non-return face, further out 10 times
The axial direction amount of altering.
Compared with the existing technology, shaft coupling of the present invention has the advantage that
The present invention changes the axle construction of turbocharger by shaft coupling, and compressor and turbine are implemented flexible connection simultaneously
And revolving speed is synchronous, and turbocharger is divided into two separate units, torque can be transmitted without having an impact to axial force, realize
The independent test of generator terminal of calming the anger axial force and the independent test of turbine end axial force, pressure cannot individually be tested by solving the prior art
The problem of mechanism of qi and axial turbine power.
Another aspect of the present invention provides a kind of turbocharger axial direction force measuring method, includes the following steps:
Step 1, by turbocharger calm the anger generator terminal and turbine end is divided into two parts, each part includes independence
Axis, bearing lubrication system and thrust structure；
Step 2, foil gauge is installed on the thrust structure for calming the anger generator terminal and turbine end respectively, foil gauge signal is drawn out to
On secondary meter；
Step 3, the peripheral components of turbocharger are fixed, keep all revolving part centers of turbocharger same
Axis；
Step 4, the axis of the axis for generator terminal of calming the anger and turbine end is flexibly connected by flexible clutch, flexible clutch
Torque can be transmitted without transmitting axial force；
Step 5, the air and lubricating oil pipeline of turbocharger be installed, completes turbocharger under self-loopa state not
With the test of the axial force of revolving speed.
This method is identical as the advantage of above-mentioned apparatus, then this is no longer repeated.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is turbocharger of embodiment of the present invention axial direction power measurement supercharger arrangement structural schematic diagram；
Fig. 2 is a kind of turbocharger axial direction power measurement flexible clutch structural schematic diagram of the embodiment of the present invention；
Fig. 3 is outer sleeve structure of embodiment of the present invention diagrammatic cross-section；
Fig. 4 is inner sleeve structure of embodiment of the present invention diagrammatic cross-section；
Fig. 5 is outer sleeve of embodiment of the present invention left view；
Fig. 6 is inner sleeve of embodiment of the present invention right view.
Description of symbols:
1- spiral case, 2- shaft end nut, 3- compressor impeller, 4- spiral case pressing plate, 5- calm the anger machine screw, 6- axle envelope set, 7- pressure
Mechanism of qi sealing ring, 8- the calm the anger left foil gauge of generator terminal, the 11- of the left thrust plate of generator terminal, 9- back disk, 10- that calm the anger calm the anger generator terminal thrust bearing
The calm the anger right foil gauge of generator terminal, 14- of plate, 12- back valve snail nail, 13- calms the anger the right thrust plate of generator terminal, 15- compressor end bearing body, 16-
Bearing one, 17- attaching nut, 18- impeller shaft, 19- bearing two, 20- lead screw, 21- coupling sleeve, 22- outer sleeve, 23- ball,
24- inner sleeve, 25- clamping sleeve, the left thrust plate of 26- turbine end, the left foil gauge of 27- turbine end, 28- turbine end bearing disk,
The right foil gauge of 29- turbine end, the right thrust plate of 30- turbine end, 31- bearing three, 32- turbine box screw, 33- turbine box pressing plate, 34-
Turbine end bearing body, 35- turbine wheel shaft, 36- bearing four, 37- heat shield, 38- turbine end sealing ring, 39- turbine box, 40- turbine,
221- outer sleeve axis hole, 222- outer sleeve non-return face, 223- outer sleeve counterbore, 224- outer sleeve raceway, 225- outer sleeve raceway
Step surface, 241- inner sleeve axis hole, 242- inner sleeve cylindrical surface, 243- inner sleeve non-return face, 244- inner sleeve raceway.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Inventive concept of the invention is: by turbocharger calm the anger generator terminal and turbine end is divided into two parts, each
Part includes independent axis, bearing lubrication system and thrust structure, installs foil gauge on thrust structure, foil gauge signal is drawn
Reading data is carried out to secondary meter, realizes the measurement respectively of compressor and turbine end.
Fig. 1 is that the structural schematic diagram of supercharger arrangement is used in the turbocharger axial direction power measurement of the present embodiment, including is calmed the anger
Machine part, turbine portion and connection structure part,
The compressor part includes compressor assemblies and the compressor end bearing body 15 that is firmly connected with it, the turbine
Part includes turbine assembly and the turbine end bearing body 34 being firmly connected with it, and the connection structure part includes flexible clutch
With coupling sleeve 21；
Impeller shaft 18, the turbine end axis are installed by bearing 1 and bearing 2 19 in the compressor end bearing body 15
It holds in body 34 and turbine wheel shaft 35 is installed by bearing 3 31 and bearing 4 36, the impeller shaft 18 passes through the flexibility with turbine wheel shaft 35
Shaft coupling connection, the connecting flange of the compressor end bearing body 15 and the connecting flange of the turbine end bearing body 34 pass through connection
Female connector cylinder 21 is sealed connected together, and is fixedly connected by lead screw 20.
Compressor assemblies described in the present embodiment include spiral case 1, shaft end nut 2, compressor impeller 3, spiral case pressing plate 4, calm the anger
Machine screw 5, axle envelope set 6, compressor sealing ring 7, the left thrust plate 8 of generator terminal of calming the anger, back disk 9, generator terminal of calming the anger bearing disk 11, back
Valve snail nail 12, the right thrust plate 14 of generator terminal of calming the anger and impeller shaft 18, the spiral case 1 pass through machine screw 5 and the back disk 9 of calming the anger
It links together；The back disk 9 is linked together by back valve snail nail 12 with the compressor end bearing body 15；The pressure
The bearing 1 and the bearing 2 19 are fixed in mechanism of qi end bearing body 15, are worn in the bearing 1 and the bearing 2 19
Cross the impeller shaft 18；The impeller shaft 18, which is located at the leftward position of bearing 1, is equipped with step structure, the platform of impeller shaft 18
The left side of stage structure forms step surface, successively calm the anger described in socket from right to left on the step surface right thrust plate 14 of generator terminal, institute
State generator terminal bearing disk 11 of calming the anger, the left thrust plate 8 of the generator terminal of calming the anger, axle envelope set 6, the compressor impeller 3, described
Shaft end nut 2；The generator terminal bearing disk 11 of calming the anger is fixed on the compressor end bearing body 15；On the axle envelope set 6
The compressor sealing ring 7, the centre bore of the external back disk 9 of compressor sealing ring 7 are set.
Generator terminal of calming the anger described in insertion between the left thrust plate 8 of generator terminal of calming the anger and the generator terminal bearing disk 11 of calming the anger is left
Foil gauge 10；The generator terminal of calming the anger described in insertion between generator terminal bearing disk 11 and the right thrust plate 14 of the generator terminal of calming the anger of calming the anger
Right foil gauge 13.
The turbine assembly include the left thrust plate 26 of turbine end, turbine end bearing disk 28, the right thrust plate 30 of turbine end,
Turbine box screw 32, turbine box pressing plate 33, turbine wheel shaft 35, heat shield 37, turbine end sealing ring 38, turbine box 39, turbine 40,
The turbine end bearing body 34 passes through the turbine box pressing plate 33 and the turbine box screw 32 and the turbine box
39 link together；34 inner fixed bearing 3 31 of turbine end bearing body and bearing 4 36, the bearing 3 31 and the axis
It holds and passes through the turbine wheel shaft 35 in 4 36；The right of the turbine wheel shaft 35 connects the turbine 40；The turbine wheel shaft 35 with it is described
There is the turbine end sealing ring 38 in the junction of turbine 40, and the external turbine end bearing body 34 of turbine end sealing ring 38 is right
The centre bore at end；It is equipped with step structure positioned at the left side of bearing 3 31 on the turbine wheel shaft 35, the left side of step structure forms platform
Terrace is successively socketed the right thrust plate 30 of the turbine end on the step surface of the turbine wheel shaft 35 from right to left, the turbine end is stopped
The left thrust plate 26 of push shaft board 28, turbine end, the clamping sleeve 25；The turbine end bearing disk 28 is fixed on the turbine
On end bearing body 34.
The left strain of the turbine end is embedded between the left thrust plate 26 of turbine end and the turbine end bearing disk 28
Piece 27；The right foil gauge 29 of the turbine end is embedded between the turbine end bearing disk 28 and the right thrust plate 30 of turbine end.
There are several holes on the connecting flange of the compressor end bearing body 15 and the turbine end bearing body 34；It is described
Female connector cylinder 21 is cylindrical structure, has several holes on connecting flange；Each lead screw 20 is socketed 4 attaching nuts 17, the left side every 2
One end of the compressor end bearing body 15 and the coupling sleeve 21 is fixed together by a attaching nut 17；Every 2 of the right
The other end of the turbine end bearing body 34 and the coupling sleeve 21 is fixed together by attaching nut 17.
The equal central coaxial of all revolving parts of supercharger structure in the present embodiment.
The flexible clutch of the embodiment of the present invention includes outer sleeve 22, ball 23 and inner sleeve 24, the outer sleeve
22 left side two sides, which are separately connected, states the impeller shaft 18 and turbine wheel shaft 35, and the ball 23 is inscribed in the outer sleeve 22, described
Inner sleeve 24 is inscribed in ball 23.
Specifically, as shown in Fig. 2 to 6, the turbocharger axial direction power measurement flexible clutch of the embodiment of the present invention, packet
Outer sleeve 22, ball 23 and inner sleeve 24 are included, the outer sleeve 22 is rotary structure, and center is equipped with stepped hole, the housing
The left end hole of cylinder 22 is the outer sleeve axis hole 221 for fixing left side axis, and stepped hole segmentation portion forms outer sleeve non-return face 222；
The right end hole of the outer sleeve 1 is outer sleeve counterbore 223, turns left along the right end face of the outer sleeve 22 and bores 4 holes, and drilling is straight
Diameter is the diameter of the ball 23, and drilling depth is less than the depth of outer sleeve counterbore 223, forms the outer sleeve rolling of 4 arc surfaces
Road 224 forms outer sleeve raceway step surface 225 at the inner end positions of outer sleeve raceway 224；
The inner sleeve 24 is rotary structure, and center is equipped with the inner sleeve axis hole 241 for connecting the right axis, lateral surface
Including two sections of different cylindrical surfaces of diameter, respectively inner sleeve cylindrical surface 242 and outer end cylindrical surface, the inner sleeve cylindrical surface
242 diameter is less than the aperture of the outer sleeve counterbore 223, and the width and the outer sleeve on the inner sleeve cylindrical surface 242 roll
The length in road 225 is identical；The left side of the inner sleeve 24 is inner sleeve non-return face 243, past along inner sleeve non-return face 243
4 holes of right brill, bore diameter are the diameter of the ball 23, and drilling depth is identical as the length of the outer sleeve raceway 224, shape
At the inner sleeve raceway 244 for having 4 arc surfaces；Described in being placed between the outer sleeve raceway 224 and the inner sleeve raceway 244
Ball 23.
Radial distance etc. between the circular arc bottom of the outer sleeve raceway 224 and the circular arc bottom of the inner sleeve raceway 244
In the diameter of the ball 23；When flexible clutch assembles, left side axis and the outer sleeve axis hole 221 are interference fitted；The right axis
It is interference fitted with the inner sleeve axis hole 241；Contact outer sleeve non-return face 222 first with inner sleeve non-return face 243
Afterwards, the axial direction amount of altering further out 10 times.
The inner sleeve 24 of apparatus of the present invention can move in the rotor axial amount of altering with the outer sleeve 22 along axial direction,
The inner sleeve 24 can transmit torque without transmitting axial force to the outer sleeve 22, realize the only of generator terminal axial force that calm the anger
The independent test of vertical test and turbine end axial force, compressor and axial turbine power cannot individually be tested by solving the prior art
Problem.
The turbocharger axial direction force measuring method of the embodiment of the present invention, includes the following steps:
Step 1, by turbocharger calm the anger generator terminal and turbine end is divided into two parts, each part includes independent
Axis, bearing lubrication system and thrust structure；Such as the measuring supercharger arrangement of above-mentioned turbocharger axial direction power or invention
Conceive identical other specific implementation structures；According to turbocharger size design and process the fixed dress of peripheral components
It sets；
Step 2, foil gauge is installed on the thrust structure for calming the anger generator terminal and turbine end respectively, foil gauge signal is drawn out to
Secondary meter；
Step 3, peripheral components are fixed, make all revolving part central coaxials of turbocharger；
Step 4, the axis of the axis for generator terminal of calming the anger and turbine end is flexibly connected, flexible clutch can transmit torque without
Transmit axial force；
Step 5, the air and lubricating oil pipeline of turbocharger be installed, completes turbocharger under self-loopa state not
With the test of the axial force of revolving speed, turbocharger test of the axial force of different rotating speeds under self-loopa state is carried out herein
Other peripheral test system and methods belong to the prior art, are no longer described in detail.
According to above-mentioned steps, the independent test for generator terminal axial force of calming the anger and the independent test of turbine end axial force are realized,
Solve the problems, such as that the prior art cannot individually test compressor and axial turbine power.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. turbocharger axial direction power measurement supercharger arrangement, it is characterised in that: including compressor part, turbine portion and company
Structure division is connect,
The compressor part includes compressor assemblies and the compressor end bearing body (15) that is firmly connected with it, the turbine portion
Divide the turbine end bearing body (34) for including turbine assembly and being firmly connected with it, the connection structure part includes flexible clutch
With coupling sleeve (21)；
The whirlpool installed in the impeller shaft (18) installed in the compressor end bearing body (15) and the turbine end bearing body (34)
Wheel shaft (35) is connected by the flexible clutch, the connecting flange and the turbine end axis of the compressor end bearing body (15)
The connecting flange for holding body (34) is sealed connected together by coupling sleeve (21), and is fixedly connected by lead screw (20)；
The compressor assemblies and turbine assembly include thrust structure, are respectively mounted foil gauge at the thrust structure, when test
Foil gauge is connect with secondary meter signal.
2. turbocharger axial direction power measurement supercharger arrangement according to claim 1, it is characterised in that: described to calm the anger
Thermomechanical components include spiral case (1), shaft end nut (2), compressor impeller (3), spiral case pressing plate (4), machine screw of calming the anger (5), axle envelope set
(6), compressor sealing ring (7), the left thrust plate of generator terminal of calming the anger (8), back disk (9), generator terminal of calming the anger bearing disk (11), back valve snail
(12), the right thrust plate of generator terminal of calming the anger (14) and impeller shaft (18) are followed closely, the spiral case (1) passes through calm the anger machine screw (5) and the institute
Back disk (9) is stated to link together；The back disk (9) follows closely (12) and the compressor end bearing body (15) even by the back valve snail
It is connected together；The impeller shaft (18) are installed by bearing in the compressor end bearing body (15)；Impeller shaft (18) position
Step structure is equipped at the leftward position of bearing one (16), the left side of the step structure of impeller shaft (18) forms step surface, institute
State calm the anger described in being successively socketed from right to left on the step surface right thrust plate of generator terminal (14), the generator terminal bearing disk of calming the anger
(11), the left thrust plate of generator terminal of calming the anger (8), the axle envelope set (6), the compressor impeller (3), the shaft end nut (2)；
The generator terminal bearing disk (11) of calming the anger is fixed on the compressor end bearing body (15)；It is arranged on the axle envelope set (6)
The compressor sealing ring (7), the centre bore of external back disk (9) of compressor sealing ring (7)；The generator terminal left side of calming the anger
Thrust plate (8) and the left foil gauge of generator terminal (10) of being calmed the anger between generator terminal bearing disk (11) described in insertion of calming the anger；The pressure
It calms the anger the right foil gauge of generator terminal described in insertion between mechanism of qi end bearing disk (11) and the right thrust plate of generator terminal of calming the anger (14)
(13)。
3. turbocharger axial direction power measurement supercharger arrangement according to claim 1, it is characterised in that: the turbine
Component includes the left thrust plate of turbine end (26), turbine end bearing disk (28), the right thrust plate of turbine end (30), turbine box screw
(32), turbine box pressing plate (33), turbine wheel shaft (35), heat shield (37), turbine end sealing ring (38), turbine box (39), turbine
(40),
The turbine end bearing body (34) passes through the turbine box pressing plate (33) and the turbine box screw (32) and the turbine
Case (39) links together；Turbine end bearing body (34) inner fixed bearing three (31) and bearing four (36), the bearing three
(31) and in the bearing four (36) turbine wheel shaft (35) are passed through；The right of the turbine wheel shaft (35) connects the turbine
(40)；There is the turbine end sealing ring (38) in the junction of the turbine wheel shaft (35) and the turbine (40), and the turbine end is close
The centre bore of external turbine end bearing body (34) right end of seal ring (38)；Positioned at bearing three (31) on the turbine wheel shaft (35)
Left side is equipped with step structure, and the left side of step structure forms step surface, on the step surface of the turbine wheel shaft (35) from right to left according to
It is the secondary socket right thrust plate of turbine end (30), the turbine end bearing disk (28), the left thrust plate of turbine end (26), described
Clamping sleeve (25)；The turbine end bearing disk (28) is fixed on the turbine end bearing body (34)；
The left strain of the turbine end is embedded between the left thrust plate of turbine end (26) and the turbine end bearing disk (28)
Piece (27)；The right foil gauge of the turbine end is embedded between the turbine end bearing disk (28) and the right thrust plate of turbine end (30)
(29)。
4. turbocharger axial direction power measurement supercharger arrangement according to claim 1, it is characterised in that: the flexibility
Shaft coupling includes outer sleeve (22), ball (23) and inner sleeve (24), and the outer sleeve (22) is inscribed the ball (23), described
Inner sleeve (24) are inscribed in ball (23)；The impeller shaft (18) connect with the left end interference of outer sleeve (22), the turbine wheel shaft
(35) it is connect with the right end interference of inner sleeve (24).
5. turbocharger axial direction power measurement flexible clutch, it is characterised in that: including outer sleeve (22), ball (23) and interior
Sleeve (24),
The outer sleeve (22) is rotary structure, and center is equipped with stepped hole, and the left end hole of the outer sleeve (22) is for solid
Determine the outer sleeve axis hole (221) of left side axis, stepped hole segmentation portion forms outer sleeve non-return face (222)；The outer sleeve (22)
Right end hole is outer sleeve counterbore (223), turns left along the right end face of the outer sleeve (22) and bores 4 holes, bore diameter is described
The diameter of ball (23), drilling depth are less than the depth of outer sleeve counterbore (223), form the outer sleeve raceway of 4 arc surfaces
(224), outer sleeve raceway step surface (225) are formed at the inner end positions of outer sleeve raceway (224)；
The inner sleeve (24) is rotary structure, and center is equipped with the inner sleeve axis hole (241) for connecting the right axis, lateral surface
Including two sections of different cylindrical surfaces of diameter, respectively inner sleeve cylindrical surface (242) and outer end cylindrical surface, the inner sleeve cylindrical surface
(242) diameter is less than the aperture of the outer sleeve counterbore (223), the width of the inner sleeve cylindrical surface (242) and described outer
The length of sleeve raceway (225) is identical；The left side of the inner sleeve (24) is inner sleeve non-return face (243), along the inner sleeve
Cylinder non-return face (243), which is turned right, bores 4 holes, and bore diameter is the diameter of the ball (23), and drilling depth and the outer sleeve roll
The length in road (224) is identical, is formed with the inner sleeve raceway (244) of 4 arc surfaces；The outer sleeve raceway (224) with it is described
The ball (23) are placed between inner sleeve raceway (244).
6. turbocharger axial direction power measurement flexible clutch according to claim 5, it is characterised in that: the housing
Radial distance between the circular arc bottom of cylinder raceway (224) and the circular arc bottom of the inner sleeve raceway (244) is equal to the ball
(23) diameter；
When flexible clutch assembles, left side axis and the outer sleeve axis hole (221) are interference fitted；The right axis and the inner sleeve axis
Hole (241) interference fit；After contacting outer sleeve non-return face (222) first with inner sleeve non-return face (243), further out
10 times of the axial direction amount of altering.
7. turbocharger axial direction force measuring method, it is characterised in that include the following steps:
Step 1, by turbocharger calm the anger generator terminal and turbine end is divided into two parts, each part includes independent
Axis, bearing lubrication system and thrust structure；
Step 2, foil gauge is installed on the thrust structure for calming the anger generator terminal and turbine end respectively, foil gauge signal is drawn out to secondary
In instrument；
Step 3, the peripheral components of turbocharger are fixed, make all revolving part central coaxials of turbocharger；
Step 4, the axis of the axis for generator terminal of calming the anger and turbine end is flexibly connected by flexible clutch, flexible clutch only passes
Torque delivery is without transmitting axial force；
Step 5, the air and lubricating oil pipeline of turbocharger are installed, complete turbocharger different turns under self-loopa state
The test of the axial force of speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725738.7A CN110500175B (en) | 2019-08-07 | 2019-08-07 | Supercharger device for measuring axial force of turbocharger, coupling and measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725738.7A CN110500175B (en) | 2019-08-07 | 2019-08-07 | Supercharger device for measuring axial force of turbocharger, coupling and measuring method |
Publications (2)
| Publication Number | Publication Date |
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| CN110500175A true CN110500175A (en) | 2019-11-26 |
| CN110500175B CN110500175B (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910725738.7A Active CN110500175B (en) | 2019-08-07 | 2019-08-07 | Supercharger device for measuring axial force of turbocharger, coupling and measuring method |
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Citations (4)
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|---|---|---|---|---|
| DE10219430A1 (en) * | 2002-05-02 | 2003-11-20 | Audi Ag | Turbocharger axial bearing force measurement method in which the operational bearing of the turbocharger shaft is removed and replaced with a measurement bearing so that the force acting on bearing measurement arms can be recorded |
| DE102008052189A1 (en) * | 2008-10-17 | 2010-06-17 | Bosch Mahle Turbo Systems Gmbh & Co. Kg | Force measurement method for axial bearing at rotor of exhaust gas turbocharger, involves coupling evaluation device with elongation measuring circuit, where evaluation device determines axial forces affecting at modified axial bearing |
| CN109357798A (en) * | 2018-10-30 | 2019-02-19 | 中国北方发动机研究所(天津) | A kind of turbocharger axial direction power test structure |
| CN109724726A (en) * | 2019-02-20 | 2019-05-07 | 凤城市时代龙增压器制造有限公司 | A kind of turbocharger axial direction force test system and test method |
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2019
- 2019-08-07 CN CN201910725738.7A patent/CN110500175B/en active Active
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|---|---|---|---|---|
| DE10219430A1 (en) * | 2002-05-02 | 2003-11-20 | Audi Ag | Turbocharger axial bearing force measurement method in which the operational bearing of the turbocharger shaft is removed and replaced with a measurement bearing so that the force acting on bearing measurement arms can be recorded |
| DE102008052189A1 (en) * | 2008-10-17 | 2010-06-17 | Bosch Mahle Turbo Systems Gmbh & Co. Kg | Force measurement method for axial bearing at rotor of exhaust gas turbocharger, involves coupling evaluation device with elongation measuring circuit, where evaluation device determines axial forces affecting at modified axial bearing |
| CN109357798A (en) * | 2018-10-30 | 2019-02-19 | 中国北方发动机研究所(天津) | A kind of turbocharger axial direction power test structure |
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