CN208503099U - Insertion piece, compressor and the supercharging device of compressor for supercharging device - Google Patents

Insertion piece, compressor and the supercharging device of compressor for supercharging device Download PDF

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Publication number
CN208503099U
CN208503099U CN201820884845.5U CN201820884845U CN208503099U CN 208503099 U CN208503099 U CN 208503099U CN 201820884845 U CN201820884845 U CN 201820884845U CN 208503099 U CN208503099 U CN 208503099U
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CN
China
Prior art keywords
compressor
piece
housings
rotor
region
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201820884845.5U
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Chinese (zh)
Inventor
M·斯塔佐夫斯基
P·波兰斯基
R·英格洛特
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BorgWarner Inc
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BorgWarner Inc
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Filing date
Publication date
Priority to DE202017103440.2U priority Critical patent/DE202017103440U1/en
Priority to DE202017103440.2 priority
Application filed by BorgWarner Inc filed Critical BorgWarner Inc
Application granted granted Critical
Publication of CN208503099U publication Critical patent/CN208503099U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/16Sealings between pressure and suction sides
    • F04D29/161Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/162Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/02Selection of particular materials
    • F04D29/023Selection of particular materials especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00Application
    • F05D2220/40Application in turbochargers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00Function
    • F05D2260/30Retaining components in desired mutual position
    • F05D2260/36Retaining components in desired mutual position by a form fit connection, e.g. by interlocking

Abstract

The utility model relates to a kind of insertion pieces of compressor for supercharging device, compressor and supercharging device, wherein, the insertion piece (300) is designed to be mounted in the region of compressor rotor (200) in the compressor housings (100), to be circumferentially surrounded the compressor rotor at least partly and in radial outside in the axial direction, it is characterized in that, the insertion piece (300) has multiple material layers, and it is surrounded in the region of the compressor rotor (200) in the assembled state, the shape of the insertion piece (300) is matched with the profile depicted by the outer edge of the blade (210) of the compressor rotor (200).The utility model provides the means for obtaining compressor more efficient and easy to manufacture, with improved runnability.

Description

Insertion piece, compressor and the supercharging device of compressor for supercharging device
Technical field
The utility model relates to a kind of insertion pieces of compressor for supercharging device, a kind of corresponding compressor and one Kind has the supercharging device of corresponding compressor.
Background technique
More and more Cenozoic vehicles are equipped with supercharging device.In order to reach requirement target and legal condition, It is continuously improving in entire driving system and is not only optimizing separate part, also optimizing the reliability and efficiency of whole system.
Such as it there is known exhaust turbine supercharger, wherein the exhaust stream for being burned engine with turbo- turbine drives It is dynamic.Compressor with the compressor rotor with turbine installation on the same axis compresses the fresh sky sucked for engine Gas.Assign engine as a result, so that the air capacity or amount of oxygen of burning improve, this leads to combustion engine power ascension in turn.
Compressor can also be in the exhaust turbine supercharger that electric power assists or with exhaust turbine supercharger decoupling ground for example Be used in compressor that is Mechanical Driven or being driven by electricity or for example with the air supply device for fuel battery engines It is used in combination.
Known compressor includes compressor housings, is provided with compressor rotor.Fresh air is entered by compressor Mouth is inhaled into, and is accelerated by compressor rotor and is left compressor in a spiral form.In known compressor, turn to compressor It is machined out on the inside of the opposed compressor housings of son, so that the gap between compressor rotor and compressor housings is kept as far as possible It is small.On the one hand this processing expends time and cost, and on the other hand simultaneously not always generated due to inevitable error and allow people It is satisfied as a result, this adversely affects the efficiency and runnability of compressor.
Therefore, the purpose of the utility model is to provide for obtain it is more efficient and easy to manufacture, with improved operation The means of the compressor of performance.
Utility model content
The utility model relates to a kind of insertion pieces according to described in the utility model for compressor, a kind of according to this reality With the novel compressor and a kind of according to supercharging device described in the utility model.
A kind of insertion piece of the compressor for supercharging device, wherein the insertion piece is designed in the compressor It is mounted in shell in the region of compressor rotor, to be circumferentially surrounded this at least partly and in radial outside in the axial direction Compressor rotor, which has multiple material layers, and surrounds the region of the compressor rotor in the assembled state In, the shape of the insertion piece is matched with the profile depicted by the outer edge of the blade of the compressor rotor.
The insertion piece of compressor according to the present utility model for supercharging device is designed in compressor housings In be mounted in the region of compressor rotor, at least partly and to be circumferentially surrounded this in the axial direction in radial outside and calm the anger Machine rotor.The insertion piece has multiple material layers, and is surrounded in the region of the compressor rotor in the assembled state, should The shape of insertion piece is matched with the profile depicted by the outer edge of the blade of the compressor rotor.In known compressor housings In, the profile for surrounding the wall of compressor rotor is machined, to realize between compressor rotor and compressor housings as far as possible Small gap.This processing is to expend time and cost.Now, which is limited by the insertion piece, which can be with It manufactures and can then be inserted into compressor housings more more cost effectively than independent component.Since the insertion piece determines herein Profile in region, so can also provide groove in compressor casing body, which can directly be casted into compressor casing In body.It is possible thereby to save lot of materials (materials of compressor housings), which is typically found in profile and volute (Volute) between.By providing such groove, another advantage is obtained: different insert can be manufactured by plain mode Enter part, these insertion pieces are designed to different compressor rotors (such as size and/or blade about compressor rotor Design for) and can be combined with identical compressor housings due to there is sufficient space in recess region.That is, identical Compressor housings can be used for different compressor rotors and due to for different applications.This possibility is brought Significant manufacturing cost advantage.
In configuration, the inner outer surface of the radial direction of the insertion piece is limited by a material layer, the material ratio of the material layer The material of these blades of the compressor rotor is softer.Since the radial inner outer surface is by the material softer than blade material It constitutes, so the danger of compressor rotor damage is eliminated or reduced, these damages may calm the anger in common compressor It is generated in machine operation because of the opposed wall of compressor rotor blade contact compressor housings.If in compressor rotor and insertion Contact is generated between part, then the softer inner compared with compressor rotor blade of the insertion piece can be removed from compressor rotor Outer surface minimum part.It is possible thereby to extend the service life of entire compressor.In addition, the accurate match of insertion piece may Property and contact when lower damage risk allow almost eliminate compressor rotor (or compressor rotor blade) and insertion Gap between part and theoretically it is decreased to zero.The gap reduced or eliminated improves the runnability of compressor in turn (power and less pump more evenly) and efficiency.At least one non-metallic material bed of material can be provided.In particular, the insertion piece is somebody's turn to do Radial inner outer surface is limited by the non-metallic material bed of material.The insertion piece includes at least one non-metallic material bed of material.In particular, these The non-metallic material bed of material may include different nonmetallic materials.
In the configuration that can be combined with all configurations described so far, which includes at least one metal material The bed of material.In particular, the radially outer outer surface of the insertion piece is limited by metal material layer.Metal material layer provides institute to insertion piece The rigidity and shape stability needed.It thus it can be prevented that the vibration and oscillation of insertion piece.In addition, the rigidity improved simplifies insertion Installation of the part in compressor housings.Alternatively, for this layer can also using it is corresponding it is stable, with required rigid Other materials (such as plastics).
In the configuration that can be combined with all configurations described so far, which has column regions, the column Shape region abuts the cylindrical inner wall of the compressor housings in the assembled state.The region extended radially outward direction is adjacent The column regions are connect, the Region Matching extended radially outward direction is in the outer edge of these blades by compressor rotor The profile depicted.Axial end in the column regions provides at least one protrusion to extend radially outwardly, which is pacifying The cylindrical inner wall of the adjacent compressor housings in the state of installing.At least one protrusion to extend radially outwardly can be designed It works at as the coupling element for being connect with compressor housings clamping lock.The diameter in the region to extend radially outwardly At least one axially extending protrusion is provided on outward, which is designed in the slot being joined in the compressor casing body.
In the configuration that can be combined with all configurations described so far, mentioned in the region to extend radially outwardly For at least one by opening, the opening for fresh air recycling should be used as by opening.Circumference along the insertion piece mentions For passing through opening between 4 and 20.These can be uniformly or non-uniformly distributed in the insertion piece by opening On circumference.
The utility model further includes a kind of compressor for supercharging device, which has compressor housings and have The compressor rotor of multiple blades, wherein the compressor rotor is arranged in compressor casing body.In addition, the compressor includes root According to insertion piece described in any configuration in previous configuration, wherein the insertion piece is arranged in compressor housings to be turned in compressor In subregion and at least partly and in radial outside it is circumferentially surrounded the compressor rotor in the axial direction.
According to the utility model, a kind of compressor for supercharging device is provided, which includes compressor housings; Compressor rotor with multiple blades, wherein the compressor rotor is arranged in the compressor casing body;According to the utility model Insertion piece, wherein in the region that the compressor rotor is arranged in the compressor casing body in the insertion piece and in the axial direction At least partly and in radial outside it is circumferentially surrounded the compressor rotor.
In the configuration of compressor, groove is provided between the insertion piece and the compressor housings radially.Groove can To be directly casted into compressor housings jointly.Groove can extend in radial outside along the whole circumference of insertion piece.
In the configuration that can be combined with all compressor configurations described so far, provided in the compressor casing body Channel, the channel from the groove extend to the compressor housings in the entrance area of compressor rotor upstream, and wherein, The groove and the channel are a part of recycling device.The recycling device is characteristic pattern stabilizing measures (KSM), for that will press The separation bubble of the upward downstream of mechanism of qi blade returns in the entrance area of compressor rotor upstream.
In the configuration that can be combined with all compressor configurations described so far, at this in the compressor housings It is provided with chamfered edge in the fringe region of groove, which has at least one slot adjacent thereto, and the slot is for accommodating the insertion At least one radial protrusion of part.
In the configuration that can be combined with all compressor configurations described so far, in diameter in the compressor housings It abuts outward and is provided at least one slot in the radial sidewalls of the groove, which is used to accommodate at least one axis of the insertion piece To protrusion.
The utility model further includes a kind of pressurization dress with the compressor according to any configuration in previous configuration It sets.
In configuration, supercharging device can be exhaust turbine supercharger and further include turbine.Exhaust turbine supercharger can Be electric power auxiliary exhaust turbine supercharger and including motor.In particular, the exhaust turbine supercharger can also include bearing Shell, wherein the motor can be set in the region between turbine and compressor of the support housing.It is alternative Ground, which may include motor and the compressor is driven by pure electric power.
Hereinafter, being described in conjunction with the accompanying the other details and feature of the utility model.
Detailed description of the invention
Fig. 1 shows the section of known compressor from the prior art;
Fig. 2 shows the sections of the first embodiment of the compressor of the utility model;
Fig. 3 shows the section of the second embodiment of the compressor of the utility model;
Fig. 4 shows the perspective view of the first embodiment of the insertion piece of the utility model;
Fig. 5 shows the perspective view of the second embodiment of the insertion piece of the utility model.
Specific embodiment
Hereinafter, being described in conjunction with the accompanying for the insertion piece 300 of the utility model and with such insertion piece 300 The embodiment of the compressor 10 of the utility model.All details and advantage described below are applicable not only to compressor 10, also fit Supercharging device for the compressor 10 answered with heap.Within the scope of the application, radial face/plane is related to basically perpendicular to pressure Face/plane that the pivot center 400 of mechanism of qi 10 is arranged.
Fig. 1 shows known compressor 10 from the prior art, with compressor housings 100 and compressor rotor 200, which rotates around pivot center 400 in operation.Compressor rotor 200 includes multiple compressor blades 210, Air is delivered to from compressor inlet 160 volute 190 in compressor housings 100 by they in the operation of compressor 10.Such as Shown in Fig. 1, the wall of the encirclement compressor rotor 200 of compressor housings 100 is processed in known compressor housings 100 Profile, to correspond to the outer profile of compressor rotor 200.Thus compressor rotor 200 and compressor housings 100 should be realized Between gap small as far as possible.This processing is to expend time and cost and result and not always satisfactorily.It calms the anger (outer) profile of machine rotor 200 refer to from the point of the radial outside of blade describe along blade edge made of shape.When calming the anger When machine rotor 200 rotates, which generates the main body around 400 rotational symmetry of pivot center.
According to Fig. 2 to 5, the insertion piece 300 of the utility model and the utility model compressor is described jointly below 10 configuration.Retain the appended drawing reference of corresponding component in all figures.
Fig. 2 shows the compressors 10 of the utility model of the insertion piece 300 with the utility model.The insertion piece of Fig. 2 300 are illustrated separately in Fig. 4 and are formed the main body of rotational symmetry.Insertion piece 300 is designed to pacify in compressor housings 100 In the region of compressor rotor 200.As that can find out in Fig. 2, insertion piece is designed in this way and installs, so that the insertion Part at least partly and in radial outside is circumferentially surrounded compressor rotor 200 in the axial direction.In other words, insertion piece 300 is (at least Partly) surround the radially outward edge of the blade 210 of compressor rotor 200.Radially in insertion piece 300 and compressor housings Groove 110 is provided between 100.Groove 110 for example can be directly casted into compressor housings 100 and in radial direction jointly Outside extends along the whole circumference of insertion piece 300.
It is surrounded in the region of compressor rotor 200 in the assembled state, the shape of insertion piece 300 is matched with compressor The outer edge of the blade 210 of rotor 200 (see Fig. 2).Because the profile is limited by insertion piece 300 now rather than as so far As limited by the inside of compressor housings 100 (see Fig. 1), obtain advantage compared to known compressor.Insertion piece 300 Such as can be more more cost effective than independent component manufacture and be subsequently inserted into compressor housings 100, it is possible thereby to save pressure The procedure of processing of the consuming time and cost of mechanism of qi shell 100.Since insertion piece 300 determines being somebody's turn to do in compressor housings 100 Profile in region, so the groove 110 having been mentioned can also be provided in compressor housings 100.Thus, it is possible to save a large amount of Material (materials of compressor housings 100), which is typically found between the inner wall of compressor housings 100 and volute 190. By the such groove 110 of offer, obtains another advantage: different insertion pieces can be manufactured by plain mode, these Insertion piece is designed to different compressor rotors 200 (such as size and/or blade 210 about compressor rotor 200 Design for) and can be 100 groups with identical compressor housings due to having sufficient space in the region of groove 110 It closes.That is, identical compressor housings 100 can be used for different compressor rotors 200 and be consequently for different.It is this Possibility brings significant manufacturing cost advantage.
Insertion piece 300 itself has multiple material layers.The inner outer surface 330 of the radial direction of insertion piece 300 is (see Fig. 2 or figure 4) it can for example be limited by material layer, material is softer than (at least blade 210) material of compressor rotor 200.Here, Radial inner outer surface 330 is related to the direct in the state that insertion piece 300 has been mounted in compressor 10 of insertion piece 300 The surface opposed with the blade 210 of compressor rotor 200.Since the radial inner outer surface 330 is by the material than blade 210 Expect that softer material is constituted, so the danger that compressor rotor 200 damages is eliminated or reduced, in common compressor these Damage may contact the opposed of compressor housings 100 because of the blade 210 of compressor rotor 200 in the operation of compressor 10 (relatively hard) wall and generate.It is contacted if generated between compressor rotor 200 and insertion piece 300, it can be from calming the anger Machine rotor 200 removes the inner outer surface 330 softer compared with the blade 210 of compressor rotor 200 of insertion piece 300 most Small part.Thus, it is possible to extend the service life of entire compressor 10.In addition, the accurate match possibility of insertion piece 300 and Lower damage risk when contact allow almost eliminate compressor rotor 200 (or blade 210 of compressor rotor 200) with Gap between insertion piece 300 and theoretically it is decreased to zero.The gap reduced or eliminated improves compressor 10 in turn Runnability (power and less pump more evenly) and efficiency.
Multiple layers of insertion piece 300 may include at least one non-metallic material bed of material.In particular, the radial direction of insertion piece 300 is leaned on Interior outer surface 330 can be limited by such non-metallic material bed of material.The non-metallic material bed of material for example can be plastic layer.But one As can use all types of materials, as long as the material for limiting the material layer of radial inner outer surface 330 compares compressor The material of the blade 210 of rotor 200 is softer.Insertion piece 300 also may include multiple non-metallic material bed of materials.In particular, these non-gold Belonging to material layer may include different nonmetallic materials.
The insertion piece also may include at least one metal material layer.In particular, the insertion piece 300 is radially outer outer Surface 340 can be limited by a metal material layer.Metal material layer provides required rigidity and dimensionally stable to insertion piece 300 Property.It thus it can be prevented that the vibration and oscillation of insertion piece 300.In addition, the rigidity improved simplifies insertion piece 300 in compressor Installation in shell 100.Alternatively it is possible to for this layer using corresponding stable other materials (such as plastics), only Will the material have required rigidity.
Referring to Fig. 2 and Fig. 4, insertion piece 300 has column regions 310, which abuts in the assembled state The cylindrical inner wall 180 of compressor housings 100 (see Fig. 2).The adjacent insertion piece 300 in the region 320 extended radially outward direction Column regions 310, the Region Matching extended radially outward direction is in these blades 210 by compressor rotor 200 The profile depicted of outer edge.
Axial end in column regions 310 provides at least one protrusion 312 (see Fig. 2 and Fig. 4) to extend radially outwardly, The axial end abuts the cylindrical inner wall 180 of the compressor housings in the assembled state (see Fig. 2).At least one radial direction to The protrusion 312 of outer extension is designed to work as the coupling element for connecting with 100 clamping lock of compressor housings.Diameter The whole circumference that extended insertion piece 300 to outwardly extending raised 312 and in compressor housings 100 in corresponding slot 140 collective effects are to establish clamping lock connection.Alternatively, one or more protrusions can be set in a manner of circumferential, The one or more protrusion then with the slot 140 of the inner periphery along compressor housings 100 or corresponding pilot trench collective effect.Pass through The pilot trench of multiple protrusions and corresponding positioning, insertion piece 300 can be positioned in compressor housings 100 and consolidated for rotation It is fixed.Compressor housings 100 have chamfered edge 130 also in the fringe region of groove 110, which extends up to for accommodating insertion The slot 140 of the radial protrusion 312 of part 300.When installing insertion piece 300, chamfered edge 130 be used as insertion piece 300 should or this The guide portion of a little protrusions 312, so that insertion piece 300 and pressure when being somebody's turn to do or these protrusions 312 snap in (these) slot 140 Mechanism of qi shell 100 is coupled to each other by locking connection.
Radial outer end in the region 320 of insertion piece 300 to extend radially outwardly, provides axially extending protrusion 322, should Protrusion is designed in the slot 150 being joined in compressor housings 100 (see Fig. 2 and Fig. 4).Axially extending protrusion 322 is being pacified It is directed toward the direction of the entrance area 160 of compressor 10 in the state of installing, thus generates a kind of protruding portionProtrusion 322 extended the whole circumference of insertion piece 300 and was joined in compressor housings 100 In corresponding slot 150 in radial sidewalls 170.The radial outside of groove 110 is arranged in slot 150.Radially outward prolong just as being directed to The protrusion 312 stretched like that, can also alternatively propose for axially extending protrusion 322: multiple protrusions are arranged along The circle distribution of insertion piece 300, these protrusions are subsequently joined in the slot 150 or corresponding pilot trench in the compressor housings 100. By the pilot trench of multiple protrusions and corresponding positioning, insertion piece 300 can be positioned in compressor housings 100 in turn and just rotate and Speech is fixed.When installing insertion piece 300, such as this or these protrusions 322 can be pressed into slot 150, so that this or this There are press-fit between a little protrusions 322 and this or these slots 150, this press-fit also resists insertion piece 300 in compressor housings It is rotated in 100.
Referring to Fig. 3 and Fig. 5, another of the insertion piece 300 of the utility model or the compressor 10 of the utility model are described Configuration.The insertion piece 300 or compressor 10 of another configuration have identical with the insertion piece 300 of Fig. 2 and 4 or compressor 10 Feature, except that: it is provided at least one in the region 320 to extend radially outwardly by opening 324, should be used by opening Act on the opening of fresh air recycling.Such as passing through between 4 and 20 can be provided along the circumference of insertion piece 300 Opening 324.The size and use condition of corresponding compressor can be matched with herein by the quantity and size of opening.By opening Mouth 324 can be unevenly distributed on the circumference of insertion piece 300, or be evenly distributed, just as shown in Figure 5.
The compressor housings 100 of the compressor 10 of Fig. 3 further include channel 120, which extends to compressor from groove 110 Shell 100 in the entrance area 160 of 200 upstream of compressor rotor.Groove 110 and channel 120 therefore with insertion piece 300 Interior is formed together recycling device by opening 324.The recycling device is for alloing fresh air from compressor rotor 200 by opening 324, groove 110 and channel 120 through being circulated back in entrance area 160.The recycling device is for pressing The characteristic pattern stabilizing measures (KSM) of mechanism of qi, are being pressed for returning to the separation bubble of the upward downstream of compressor blade 210 In the entrance area 160 of 200 upstream of mechanism of qi rotor.
The utility model further includes a kind of supercharging device, has and calms the anger according to any one of aforementioned embodiments Machine.The supercharging device for example can be exhaust turbine supercharger and further include turbine.Exhaust turbine supercharger can be electricity Power auxiliary exhaust turbine supercharger and including motor.In particular, the exhaust turbine supercharger can also include support housing, In, which can be set in the region between turbine and compressor of the support housing.Alternatively, the pressurization Device can only include motor and the compressor 10 is driven by pure electric power.
It should be understood that the utility model can also be limited alternatively according to following implementation:
1. a kind of insertion piece (300) of the compressor (10) for supercharging device, wherein the insertion piece (300) is designed At for being mounted in the region of compressor rotor (200) in the compressor housings (100), so as in the axial direction at least partly Ground and it is circumferentially surrounded the compressor rotor in radial outside,
It is characterized in that, the insertion piece (300) has multiple material layers, and this is surrounded in the assembled state and is calmed the anger In the region of machine rotor (200), the shape of the insertion piece (300) is matched with by the blade (210) of the compressor rotor (200) The profile that outer edge is depicted.
2. according to insertion piece described in embodiment 1, which is characterized in that the inner appearance of the radial direction of the insertion piece (300) Face (330) is limited by a material layer, the material of the material of the material layer than these blades (210) of the compressor rotor (200) Expect softer.
3. according to insertion piece described in embodiment 2, which is characterized in that provide at least one non-metallic material bed of material, especially Wherein, the inner outer surface (330) of the radial direction of the insertion piece (300) is limited by the non-metallic material bed of material.
4. according to insertion piece described in embodiment 3, which is characterized in that the insertion piece (300) includes multiple non-metallic materials The bed of material, especially wherein, these non-metallic material bed of materials include different nonmetallic materials.
5. the insertion piece according to any one of aforementioned embodiments, which is characterized in that the insertion piece includes at least one A metal material layer, especially wherein, the radially outer outer surface (340) of the insertion piece (300) are limited by metal material layer.
6. the insertion piece according to any one of aforementioned embodiments, which is characterized in that the insertion piece has column region Domain (310), the column regions abut the cylindrical inner wall (180) of the compressor housings (100) in the assembled state.
7. according to insertion piece described in embodiment 6, which is characterized in that the region extended radially outward direction (320) adjacent column regions (310), the Region Matching extended radially outward direction is in by the compressor rotor (200) profile that the outer edge of these blades (210) is depicted.
8. according to insertion piece described in embodiment 6 or embodiment 7, which is characterized in that in the column regions (310) Axial end provides at least one protrusion to extend radially outwardly (312), which abuts this in the assembled state and calm the anger The cylindrical inner wall (180) of casing body.
9. according to insertion piece described in embodiment 8, which is characterized in that this at least one protrusion for extending radially outwardly (312) be designed to as with coupling element that compressor housings (100) clamping lock is connect and work.
10. the insertion piece according to any one of embodiment 7 to 9, which is characterized in that extend radially outwardly at this The radial outer end in region (320) provides at least one axially extending protrusion (322), which is designed to be joined to the pressure In slot (150) in mechanism of qi shell (100).
11. the insertion piece according to any one of embodiment 7 to 10, which is characterized in that extend radially outwardly at this Region (320) in provide at least one by opening (324), should by opening be used as fresh air recycling opening Mouthful.
12. according to insertion piece described in embodiment 11, which is characterized in that the circumference along the insertion piece (300) provides Pass through opening (324) between 4 and 20.
13. according to insertion piece described in embodiment 11 or embodiment 12, which is characterized in that these pass through opening (324) it is non-uniformly distributed on the circumference of the insertion piece (300).
14. a kind of compressor (10) for supercharging device, the compressor include
Compressor housings (100);
Compressor rotor (200) with multiple blades (210), wherein the compressor rotor (200) setting is calmed the anger at this In casing body (100);
It is characterized in that a kind of insertion piece according to any one of embodiment 1 to 13 (300), wherein the insertion Part (300) is arranged in the region of the compressor rotor (200) in the compressor housings (100) and at least portion in the axial direction Divide ground and is circumferentially surrounded the compressor rotor in radial outside.
15. according to compressor described in embodiment 14, which is characterized in that radially in the insertion piece (300) and this Groove (110) are provided between compressor housings (100).
16. according to compressor described in embodiment 15, which is characterized in that the groove (110) is directly casted into jointly In the compressor housings (100).
17. according to compressor described in embodiment 15 or embodiment 16, which is characterized in that the groove (110) is in diameter Extend outward along the whole circumference of the insertion piece (300).
18. the compressor according to any one of embodiment 15 to 17, which is characterized in that in the compressor housings (100) in provide channel (120), the channel from the groove (110) extend to the compressor housings (100) in the compressor In the entrance area (160) of rotor (200) upstream, and wherein, the groove (110) and the channel (120) are recycling device A part.
19. the compressor according to any one of embodiment 15 to 18, which is characterized in that in the compressor housings (100) it is provided in the fringe region of the groove (110) chamfered edge (130) in, the chamfered edge is adjacent thereto at least one Slot (140), the slot are used to accommodate at least one radial protrusion (312) of the insertion piece (300).
20. the compressor according to any one of embodiment 15 to 19, which is characterized in that in the compressor housings (100) at least one slot (150), the slot are provided in the radial sidewalls (170) of the adjacent groove (110) of radial outside in For accommodating at least one axial projection (322) of the insertion piece (300).
21. a kind of supercharging device with the compressor according to any one of embodiment 14 to 20.
22. according to supercharging device described in embodiment 21, which is characterized in that the supercharging device is exhaust turbine supercharger It and further include turbine.
23. according to supercharging device described in embodiment 22, which is characterized in that the exhaust turbine supercharger is electric power auxiliary Exhaust turbine supercharger and including motor, especially wherein, which further includes support housing, wherein The motor arrangement is in the region between the turbine and the compressor of the support housing.
24. according to supercharging device described in embodiment 21, which is characterized in that the supercharging device includes motor and the pressure Mechanism of qi (10) is driven by pure electric power.

Claims (18)

1. a kind of insertion piece (300) of the compressor (10) for supercharging device, wherein the insertion piece (300) is designed to use In being mounted in the region of compressor rotor (200) in the compressor housings (100), so as in the axial direction at least partly and It is circumferentially surrounded the compressor rotor in radial outside,
It is characterized in that, the insertion piece (300) has multiple material layers, and the compressor is surrounded in the assembled state and is turned In the region of sub (200), the shape of the insertion piece (300) is matched with by the outside of the blade (210) of the compressor rotor (200) The profile that edge is depicted.
2. insertion piece according to claim 1, which is characterized in that the inner outer surface of the radial direction of the insertion piece (300) (330) it is limited by a material layer, the material of the material of the material layer than these blades (210) of the compressor rotor (200) It is softer.
3. insertion piece according to claim 2, which is characterized in that the insertion piece includes at least one non-metallic material bed of material.
4. insertion piece according to claim 3, which is characterized in that the radial inner outer surface of the insertion piece (300) (330) it is limited by the non-metallic material bed of material.
5. insertion piece according to any one of claim 1 to 3, which is characterized in that the insertion piece includes at least one gold Belong to material layer.
6. insertion piece according to claim 5, which is characterized in that the radially outer outer surface of the insertion piece (300) (340) it is limited by metal material layer.
7. insertion piece according to any one of claim 1 to 3, which is characterized in that the insertion piece has column regions (310), which abuts the cylindrical inner wall (180) of the compressor housings (100) in the assembled state.
8. insertion piece according to claim 7, which is characterized in that the region (320) extended radially outward direction is adjacent Connect the column regions (310), the Region Matching extended radially outward direction in by the compressor rotor (200) these The profile that the outer edge of blade (210) is depicted.
9. insertion piece according to claim 7, which is characterized in that the axial end in the column regions (310) provides at least One protrusion (312) to extend radially outwardly, the axial end abut the column of the compressor housings (100) in the assembled state Shape inner wall (180).
10. insertion piece according to claim 8, which is characterized in that the diameter in the region to extend radially outwardly (320) At least one axially extending protrusion (322) is provided on outward, which is designed to be joined to the compressor housings (100) In interior slot (150).
11. insertion piece according to claim 8, which is characterized in that provided in the region to extend radially outwardly (320) At least one should be used as the opening for fresh air recycling by opening (324) by opening.
12. insertion piece according to claim 11, which is characterized in that along the insertion piece (300) circumference provide 4 with Pass through opening (324) between 20.
13. a kind of compressor (10) for supercharging device, the compressor include
Compressor housings (100);
Compressor rotor (200) with multiple blades (210), wherein the compressor rotor (200) is arranged in the compressor casing In body (100);
It is characterized in that, the compressor has a kind of insertion piece (300) according to any one of claim 1 to 12, Wherein, the insertion piece (300) be arranged in the region of the compressor rotor (200) in the compressor housings (100) and At least partly and in radial outside the compressor rotor is circumferentially surrounded in axial direction.
14. compressor according to claim 13, which is characterized in that calm the anger radially in the insertion piece (300) with this Groove (110) are provided between casing body (100).
15. compressor according to claim 14, which is characterized in that provide channel in the compressor housings (100) (120), which extends to the entering in compressor rotor (200) upstream of the compressor housings (100) from the groove (110) In mouth region domain (160), and wherein, the groove (110) and the channel (120) are a part of recycling device.
16. compressor according to claim 14 or 15, which is characterized in that recessed at this in the compressor housings (100) It is provided in the fringe region of slot (110) chamfered edge (130), which has at least one slot (140) adjacent thereto, which uses In at least one radial protrusion (312) for accommodating the insertion piece (300).
17. compressor according to claim 14 or 15, which is characterized in that in radial direction in the compressor housings (100) It is provided at least one slot (150) in the radial sidewalls (170) of the adjacent groove (110) in outside, the slot is for accommodating the insertion At least one axial projection (322) of part (300).
18. a kind of supercharging device, which is characterized in that the supercharging device has according to claim 1 described in any one of 3 to 17 Compressor.
CN201820884845.5U 2017-06-08 2018-06-08 Insertion piece, compressor and the supercharging device of compressor for supercharging device Active CN208503099U (en)

Priority Applications (2)

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DE202017103440.2U DE202017103440U1 (en) 2017-06-08 2017-06-08 Insert for a compressor
DE202017103440.2 2017-06-08

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US5185217A (en) * 1989-09-08 1993-02-09 Toyota Jidosha Kabushiki Kaisha Relatively displacing apparatus
JP3294491B2 (en) * 1995-12-20 2002-06-24 株式会社日立製作所 Turbocharger for internal combustion engine
US6234749B1 (en) * 1998-08-21 2001-05-22 Ishikawajima-Harima Heavy Industries Co., Ltd. Centrifugal compressor
EP1609953A1 (en) * 2004-06-24 2005-12-28 BorgWarner Inc. Assembly method for a turbomachine
DE102004042258B3 (en) * 2004-08-30 2006-01-19 Daimlerchrysler Ag Method for producing a contour gap and turbomachine with a contour gap
DE102010063108A1 (en) * 2010-12-15 2012-06-21 Ksb Aktiengesellschaft Sealing arrangement for centrifugal pumps
JP5776209B2 (en) * 2011-02-16 2015-09-09 トヨタ自動車株式会社 Rotating equipment
DE102013201771A1 (en) * 2013-02-04 2014-08-07 Bosch Mahle Turbo Systems Gmbh & Co. Kg Compressor of exhaust gas turbocharger mounted in internal combustion engine, forms with passage gap having passage gap inlet opening and passage gap outlet opening that are fluid connected with inlet and outlet channels of compressor
CA2924855A1 (en) * 2015-04-29 2016-10-29 Rolls-Royce Corporation Keystoned blade track

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