CN204828057U - Compressor and have automobile -used turbo charger of this compressor - Google Patents
Compressor and have automobile -used turbo charger of this compressor Download PDFInfo
- Publication number
- CN204828057U CN204828057U CN201520291201.1U CN201520291201U CN204828057U CN 204828057 U CN204828057 U CN 204828057U CN 201520291201 U CN201520291201 U CN 201520291201U CN 204828057 U CN204828057 U CN 204828057U
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- internal diameter
- gas compressor
- necking part
- gas
- inner chamber
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- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 15
- 241000237858 Gastropoda Species 0.000 claims abstract description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 19
- 238000010992 reflux Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The utility model provides a compressor and have automobile -used turbo charger of this compressor, the compressor includes inlet channel (10), snail chamber (20), arrange axis body (30) of inlet channel (10) in and assemble in impeller (40) of axis body (30), the compressor definition has the direction of admitting air (I) that is on a parallel with axis body (30), inlet channel (10) are located pipe portion (101) inner chamber and necking down portion (102) the inner chamber in the direction of admitting air (I) including the order, impeller (40) preceding tip (402) in placing necking down portion (102) in, pipe portion (101) inner chamber has first internal diameter (D1), necking down portion (102) inner chamber has the second internal diameter (D2) that is less than first internal diameter (D1), the compressor still includes differential air mass flow meter (50), have and set up in first pressure measurement position (501) of tub portion's inner chamber and set up in the second pressure measurement position (502) of necking down portion inner chamber, owing to utilized the necking down portion of current compressor, it is compacter to make the pipeline, the loss of pressure that many necking downs structure was brought has also been reduced.
Description
Technical field
The utility model relates to vehicle turbocharger field, the gas compressor particularly in a kind of vehicle turbocharger.
Background technique
Turbosupercharging is current by a kind of method of raising engine combustion efficiency widely approved and use.The exhaust-driven turbocharger rotating turbine that turbosupercharger is discharged after utilizing engine operation, then the axle by connecting turbine rotor and compressor rotor drives gas compressor high speed rotating, compressed entering the air before engine cylinder by gas compressor, being entered engine chamber by the air compressed makes more air enter in cylinder, and the combustion efficiency of fuel is improved.
In specific design, the suction port place of gas compressor can arrange necking part, creates pressurized air with the water conservancy diversion by air, also can ensure the straight tube of certain length simultaneously in suction port front end, make gas compressor obtain stable air inlet section; In addition, for obtaining air mass flow parameter, in air inlet pipeline, also need the necking part of the long straight tube and manufacture pressure reduction that one group of steady air flow is set again to meet the detection needs of differential Air flow meter.Above-mentioned design not only increases duct length, and in air inlet pipeline, the design of multiple necking part also brings the more pressure loss.
Given this, be necessary that the vehicle turbocharger designing a kind of new gas compressor and have described gas compressor solves the problems referred to above.
Model utility content
The technical problems to be solved in the utility model is: provide a kind of compact structure, and crushing affects little gas compressor and has the vehicle turbocharger of this gas compressor.
For achieving the above object, the utility model provides following technological scheme: a kind of gas compressor, comprise gas-entered passageway, communicate with described gas-entered passageway and be positioned at the snail chamber of described gas-entered passageway periphery, be placed in the axis body in described gas-entered passageway and be assembled in described axis body and there is the impeller of windward side, the definition of described gas compressor has and is parallel to axis body and towards the airintake direction of described impeller windward side, described gas-entered passageway comprises order and is positioned at pipe portion inner chamber on described airintake direction and necking part inner chamber, described impeller comprises and is placed in described necking part and is positioned at the front end of described windward side, described pipe portion inner chamber has the first internal diameter, described necking part inner chamber has the second internal diameter being less than described first internal diameter, described gas compressor also comprises differential Air flow meter, described differential Air flow meter comprises the first pressure measurement position being arranged at described pipe portion inner chamber and the second pressure measurement position being arranged at described necking part inner chamber.
Further, the necking part inwall that the front end of described impeller is corresponding is provided with and supplies a part of gas backstreaming to airintake direction upstream and the refluxing chamber returning described gas-entered passageway.
Further, described refluxing chamber comprises the downstream entrance and upstream outlet that communicate with described gas-entered passageway, and described gas compressor also has the diversion division forming upstream outlet.
Further, the ring-type catch as described diversion division is embedded with in described pipe portion, the internal diameter of described ring-type catch is greater than or equal to described second internal diameter, and described ring-type catch is provided with necking part auxiliary away from described upstream outlet side, and described necking part auxiliary has the second internal diameter.
Further, be embedded the necking part auxiliary that has the second internal diameter in described pipe portion, one end of the contiguous described upstream outlet of described necking part auxiliary forms described diversion division.
Further, described gas compressor comprises the spiral case body being formed with described snail chamber, described pipe portion comprises the base tube portion be integrally formed on described spiral case body and the straight pipe portion engaged with described base tube portion, described base tube portion inner chamber and straight pipe portion inwall all have the first described internal diameter, described necking part auxiliary is embedded and engages described base tube portion and straight pipe portion, the external diameter of described necking part auxiliary equals described first internal diameter, and the internal diameter of described necking part auxiliary equals described second internal diameter.
Further, described first pressure measurement position is arranged in described straight pipe portion, and described second pressure measurement position is arranged on described necking part auxiliary.
Further, the gas-entered passageway inwall of described spiral case body is circumferentially provided with annular deep gouge, a ring bodies is embedded with in described annular deep gouge, form described refluxing chamber between described ring bodies peripheral part and described annular deep gouge inwall, the both ends of the surface of described ring bodies and the two side of described annular deep gouge form the described downstream entrance that can supply air inlet and the upstream outlet of giving vent to anger.
Further, described gas compressor is used for vehicle turbocharger.
The utility model additionally provides a kind of vehicle turbocharger, and it has described gas compressor.
Compared with prior art, described differential Air flow meter is arranged at the design of gas compressor necking part, has carried out effective transformation and utilization to necking part, not only makes pipeline compacter, also reduces the pressure loss that multiple necking down structure is brought.
Accompanying drawing explanation
Fig. 1 describes the sectional structure of the utility model first embodiment gas compressor.
Fig. 2 describes the sectional structure of the utility model second embodiment gas compressor.
Fig. 3 describes the sectional structure of the utility model the 3rd embodiment's gas compressor.
Embodiment
Describe the utility model gas compressor below in conjunction with accompanying drawing 1 to Fig. 3 and there is the structure of vehicle turbocharger and the model utility content of described gas compressor.
Refer to the utility model first embodiment gas compressor shown in Fig. 1, be mainly used in vehicle turbocharger, comprise gas-entered passageway 10, communicate with described gas-entered passageway 10 and be positioned at the snail chamber 20 of described gas-entered passageway 10 periphery, be placed in the axis body 30 in described gas-entered passageway 10 and be assembled in described axis body 30 and there is the impeller 40 of windward side 401, the definition of described gas compressor has and is parallel to axis body 30 and towards the airintake direction I of described impeller windward side 401, described gas-entered passageway 10 comprises order and is positioned at pipe portion 101 inner chamber on described airintake direction I and necking part 102 inner chamber, described impeller 40 comprises and is placed in described necking part 102 and is positioned at the front end 402 of described windward side 401, described pipe portion 101 inner chamber has the first internal diameter D1, described necking part 102 inner chamber has the second internal diameter D2 being less than described first internal diameter D1, described gas compressor also comprises differential Air flow meter 50, described differential Air flow meter 50 comprises the first pressure measurement position 501 being arranged at described pipe portion 101 inner chamber and the second pressure measurement position 502 being arranged at described necking part 102 inner chamber.Described differential Air flow meter 50 is arranged at the design of gas compressor necking part 102, necking part is transformed and utilizes, formed and there is the venturi reducing (venturi) of pressure reduction, also reduce noise and the pressure loss that multiple necking down structure brings.In addition, this structural integrity air inlet section forms by straight tube water conservancy diversion the design that stably stratified flow and compressor air inlet machine mouth water conservancy diversion form reducing pressure reduction, also makes the arrangement of structure in pipeline arrange compacter.
Necking part 102 inwall of front end 402 correspondence of described impeller 40 is provided with and supplies a part of gas backstreaming to airintake direction I upstream and the refluxing chamber 1021 returning described gas-entered passageway 10.Described refluxing chamber 1021 comprises the downstream entrance 1022 and upstream outlet 1023 that communicate with described gas-entered passageway 10, and described gas compressor also has the diversion division 60 forming upstream outlet 1023 (formed upstream outlet all or part of).Portion gas in this gas compressor in gas-entered passageway 10 is through entering refluxing chamber 1021, under the guiding of refluxing chamber 1021, reenter gas-entered passageway 10, effectively improve the flow field of compressor impeller 40 and the flow instabilities reduced in compressor impeller 40 and the aerodynamic noise caused.
Described gas compressor comprises the spiral case body 2 being formed with described snail chamber 20 and necking part main body 22, the ring-type catch as described diversion division 60 is embedded with in described pipe portion 101, the internal diameter of described ring-type catch is greater than or equal to described second internal diameter D2, with the work avoiding too small internal diameter to affect gas-entered passageway 10.Described ring-type catch is provided with necking part auxiliary 70 away from described upstream outlet 1023 side, and described necking part auxiliary 70 has the second internal diameter D2.Described necking part auxiliary 70 is not only the second pressure measurement position 502 and provides mounting point, and necking part auxiliary 70 inwall has the second internal diameter D2 coincide with necking part main body 22 inwall, avoids in gas-entered passageway 10, produce new section poor.Here also can find out, necking part 102 comprises necking part main body 22 and necking part auxiliary 70, and described refluxing chamber 1021 is arranged in necking part main body 22.
Described pipe portion 101 comprises the base tube portion 1011 be integrally formed on described spiral case body 2 and the straight pipe portion 1012 engaged with described base tube portion 1011, described base tube portion 1011 inner chamber and straight pipe portion 1012 inwall all have the first described internal diameter D1, described necking part auxiliary is embedded and engages described base tube portion 1011 and straight pipe portion 1012, the external diameter of described necking part auxiliary equals described first internal diameter D1, and the internal diameter of described necking part auxiliary equals described second internal diameter D2.Above-mentioned base tube portion 1011 and straight pipe portion 1012 carry out the design engaged by described necking part auxiliary, decrease flange design on the one hand, also improve efficiency of assembling simultaneously.In addition, described first pressure measurement position 501 is arranged in described straight pipe portion 1012, and described second pressure measurement position 502 is arranged on described necking part auxiliary, also can record pressure difference value easily.
Refer to Fig. 2, introduce second embodiment's gas compressor of the present utility model (less with first embodiment's difference, therefore same structure adopts identical label, illustrates and with reference to the first embodiment, can repeat no more, the 3rd embodiment is like this equally) below.The difference that second embodiment compares the first embodiment is: in described pipe portion 101, be embedded the necking part auxiliary 70 ' that has the second internal diameter D2, described diversion division 701 ' is directly processed to form in one end of the contiguous described upstream outlet 1023 ' of described necking part auxiliary 70 ', thus change the overall structure of necking part, eliminate the flow process that original necking part auxiliary and diversion division manufactured, superposed installation respectively, effectively optimize structure and production technology.
Refer to Fig. 3, introduce the 3rd embodiment's gas compressor of the present utility model below.The difference that 3rd embodiment compares the second embodiment is: gas-entered passageway 10 inwall of described spiral case body 2 is circumferentially provided with annular deep gouge 21, a ring bodies 80 is embedded with in described annular deep gouge 21, form described refluxing chamber 1021 between described ring bodies 80 peripheral part and described annular deep gouge 21 inwall ", the both ends of the surface of described ring bodies 80 and the two side of described annular deep gouge 21 formed described can for the downstream entrance 1022 of air inlet " and the upstream outlet 1023 of giving vent to anger ".The present embodiment is designed by independently annular deep gouge 21 and ring bodies 80, eliminates this body by integral forming of spiral case refluxing chamber 1021 " complicated die design, to manufacture and assembled to simplify refluxing chamber 1021 by being separated " processing.
In sum, these are only preferred embodiment of the present utility model, scope of the present utility model should do not limited with this.Such as, in above-described embodiment, pipe portion inner chamber is connected on airintake direction with necking part inner chamber, in some other embodiment, also can there are some transition portions, as long as the order be arranged on airintake direction meets; In addition, the size relationship of multiple internal diameter in embodiment, is related to, as long as in the scope that error allows, still belong to satisfactory situation.Namely every simple equivalence change done according to the utility model claims and description with modify, all should still belong in scope that the utility model patent contains.
Claims (10)
1. a gas compressor, comprise gas-entered passageway (10), communicate with described gas-entered passageway (10) and be positioned at the snail chamber (20) of described gas-entered passageway (10) periphery, be placed in the axis body (30) in described gas-entered passageway (10) and be assembled in described axis body (30) and there is the impeller (40) of windward side (401), the definition of described gas compressor has and is parallel to axis body (30) and towards the airintake direction (I) of described impeller windward side (401), it is characterized in that: described gas-entered passageway (10) comprises order and is positioned at pipe portion (101) inner chamber on described airintake direction (I) and necking part (102) inner chamber, described impeller (40) comprises and is placed in described necking part (102) and is positioned at the front end (402) of described windward side (401), described pipe portion (101) inner chamber has the first internal diameter (D1), described necking part (102) inner chamber has the second internal diameter (D2) being less than described first internal diameter (D1), described gas compressor also comprises differential Air flow meter (50), described differential Air flow meter (50) comprises the first pressure measurement position (501) being arranged at described pipe portion (101) inner chamber and the second pressure measurement position (502) being arranged at described necking part (102) inner chamber.
2. gas compressor as claimed in claim 1, is characterized in that: necking part (102) inwall of front end (402) correspondence of described impeller (40) is provided with and supplies a part of gas backstreaming to airintake direction (I) upstream and the refluxing chamber (1021) returning to described gas-entered passageway (10).
3. gas compressor as claimed in claim 2, it is characterized in that: described refluxing chamber (1021) comprises the downstream entrance (1022) and upstream outlet (1023) that communicate with described gas-entered passageway (10), and described gas compressor also has the diversion division (60) of formation upstream outlet (1023).
4. gas compressor as claimed in claim 3, it is characterized in that: in described pipe portion (101), be embedded with the ring-type catch as described diversion division (60), the internal diameter of described ring-type catch is greater than or equal to described second internal diameter (D2), described ring-type catch is provided with necking part auxiliary (70) away from described upstream outlet (1023) side, and described necking part auxiliary (70) has the second internal diameter (D2).
5. gas compressor as claimed in claim 3, it is characterized in that: be embedded the necking part auxiliary (70 ') that has the second internal diameter (D2) in described pipe portion (101), one end of the contiguous described upstream outlet (1023 ') of described necking part auxiliary (70 ') forms described diversion division (701 ').
6. the gas compressor as described in claim 4 or 5, it is characterized in that: described gas compressor comprises the spiral case body (2) being formed with described snail chamber (20), described pipe portion (101) comprises the base tube portion (1011) be integrally formed on described spiral case body (2) and the straight pipe portion (1012) engaged with described base tube portion (1011), described base tube portion (1011) inner chamber and straight pipe portion (1012) inwall all have described the first internal diameter (D1), described necking part auxiliary is embedded and engages described base tube portion (1011) and straight pipe portion (1012), the external diameter of described necking part auxiliary equals described first internal diameter (D1), the internal diameter of described necking part auxiliary equals described second internal diameter (D2).
7. gas compressor as claimed in claim 6, it is characterized in that: described first pressure measurement position (501) is arranged in described straight pipe portion (1012), described second pressure measurement position (502) is arranged on described necking part auxiliary.
8. gas compressor as claimed in claim 6, it is characterized in that: gas-entered passageway (10) inwall of described spiral case body (2) is circumferentially provided with annular deep gouge (21), a ring bodies (80) is embedded with in described annular deep gouge (21), described refluxing chamber (1021 ") is formed between described ring bodies (80) peripheral part and described annular deep gouge (21) inwall, the both ends of the surface of described ring bodies (80) and the two side of described annular deep gouge (21) are formed can for the downstream entrance (1022 ") of air inlet and the upstream outlet of giving vent to anger (1023 ").
9. the gas compressor according to any one of claim 3-5,7, is characterized in that: described gas compressor is used for vehicle turbocharger.
10. a vehicle turbocharger, it has the gas compressor according to any one of claim 3-5,7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520291201.1U CN204828057U (en) | 2015-05-07 | 2015-05-07 | Compressor and have automobile -used turbo charger of this compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520291201.1U CN204828057U (en) | 2015-05-07 | 2015-05-07 | Compressor and have automobile -used turbo charger of this compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204828057U true CN204828057U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520291201.1U Active CN204828057U (en) | 2015-05-07 | 2015-05-07 | Compressor and have automobile -used turbo charger of this compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204828057U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018103415A1 (en) * | 2016-12-05 | 2018-06-14 | 珠海格力电器股份有限公司 | Structure integrating refluxer and pressure diffuser, and centrifugal compressor |
| CN110118200A (en) * | 2019-06-14 | 2019-08-13 | 东风汽车集团有限公司 | Compressor housings and compressor |
| WO2021056942A1 (en) * | 2019-09-24 | 2021-04-01 | 浙江奥利达气动工具股份有限公司 | Air compressor box body and air compressor provided with box body |
-
2015
- 2015-05-07 CN CN201520291201.1U patent/CN204828057U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018103415A1 (en) * | 2016-12-05 | 2018-06-14 | 珠海格力电器股份有限公司 | Structure integrating refluxer and pressure diffuser, and centrifugal compressor |
| US11002288B2 (en) | 2016-12-05 | 2021-05-11 | Gree Electric Appliances, Inc. Of Zhuhai | Integrated structure of refluxer and pressure diffuser, and centrifugal compressor |
| CN110118200A (en) * | 2019-06-14 | 2019-08-13 | 东风汽车集团有限公司 | Compressor housings and compressor |
| WO2021056942A1 (en) * | 2019-09-24 | 2021-04-01 | 浙江奥利达气动工具股份有限公司 | Air compressor box body and air compressor provided with box body |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |