CN108895029A - Compressor impeller with shaft radial pressure detection function - Google Patents
Compressor impeller with shaft radial pressure detection function Download PDFInfo
- Publication number
- CN108895029A CN108895029A CN201810882548.1A CN201810882548A CN108895029A CN 108895029 A CN108895029 A CN 108895029A CN 201810882548 A CN201810882548 A CN 201810882548A CN 108895029 A CN108895029 A CN 108895029A
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- CN
- China
- Prior art keywords
- rotary table
- shaft
- table entity
- connecting hole
- pressure detection
- 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.)
- Withdrawn
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 238000004891 communication Methods 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000000306 component Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measuring Fluid Pressure (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of compressor impellers with shaft radial pressure detection function,Including impeller body,The impeller body includes chassis,Shaft connecting hole,Rotary table entity and wind blade,The bottom face of the rotary table entity is connected to the upper surface on the chassis,Several wind blades are connected on the side end face of the rotary table entity,The inside center of the rotary table entity, which runs through, is equipped with the shaft connecting hole,The opening of the shaft connecting hole is exported from the upper surface of the rotary table entity,The upper end of the rotary table entity is recessed downwards is equipped with octagonal groove,The bottom face center of the groove connects the opening of the shaft connecting hole,Connection drive shaft is imported in the shaft connecting hole,The drive shaft other end is exported from the upper surface of the rotary table entity,The inner loop of the groove is arranged with a radial pressure detection device.By the above-mentioned means, the present invention is able to detect actuating pressure mutual when rotating between impeller and shaft.
Description
Technical field
The present invention relates to compressor impeller fields, more particularly to a kind of compression with shaft radial pressure detection function
Machine impeller.
Background technique
Compressor is a kind of driven fluid machinery that low-pressure gas is promoted to high pressure gas, is the heart of refrigeration system
Dirty, it is operated after compressing with piston to it, to row from the refrigerant gas of air intake duct sucking low-temp low-pressure by motor
The refrigerant gas of high temperature and pressure is discharged in tracheae, provides power for refrigeration cycle, and the core component of the inside of compressor is impeller,
Also known as active wheel, the only element to air-flow work done in centrifugal compressor, the main component on rotor, impeller pass through motor
It drives and rotates with shaft, the tachometer value of rotation can achieve the frequency of thousands per second, one of manufacturing standard of impeller
It is symmetrical configuration, the position of geometric center and center of gravity is intended on the central axis of shaft, just can guarantee that impeller is revolving in this way
During turning, impeller irregularly and on feedback pressure to shaft, will not influence the work of shaft because of body.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of compressor leaves with shaft radial pressure detection function
Wheel can be able to detect actuating pressure mutual when rotating between impeller and shaft.
In order to solve the above technical problems, one technical scheme adopted by the invention is that：It provides a kind of with shaft radial direction pressure
The compressor impeller of power detection function, including impeller body, the impeller body include chassis, shaft connecting hole, rotary table entity
And wind blade, the bottom face of the rotary table entity are connected to the upper surface on the chassis, on the side end face of the rotary table entity
Several wind blades are connected with, the inside center of the rotary table entity, which runs through, is equipped with the shaft connecting hole, the shaft
The opening of connecting hole is exported from the upper surface of the rotary table entity, and the upper end of the rotary table entity is recessed downwards is equipped with octagon
Groove, the bottom face center of the groove connects the opening of the shaft connecting hole, connection is imported in the shaft connecting hole
Drive shaft, the drive shaft other end are exported from the upper surface of the rotary table entity, and the inner loop of the groove is arranged with
One radial pressure detection device, the radial pressure detection device include outer ring, inner ring and roller, and the periphery wall of the outer ring is
Eight-sided formation is simultaneously connected with the octagon inner wall of the groove, and the inside of the outer ring is socketed the inner ring, described interior
The inner circumferential of circle is socketed on the drive shaft, and the roller is connected between the outer ring and the inner ring, the outer ring
Several pressure sensors are installed in inside, and the stress sensitive surface export of the pressure sensor is located at the inner circumferential cambered surface of the outer ring
On.
In a preferred embodiment of the present invention, the output end of the pressure sensor connects micro-chip processor, described micro-
The full duplex serial communication interface for handling chip connects wireless communication chips.
In a preferred embodiment of the present invention, it is recessed inwardly on the bottom face on the chassis equipped with electrical equipment storehouse, institute
It states micro-chip processor and the wireless communication chips is mounted in the electrical equipment storehouse.
In a preferred embodiment of the present invention, retainer is equipped between the outer ring and inner ring, the roller is fixed
In the retainer.
The beneficial effects of the invention are as follows：The present invention devises a kind of impeller with electrified detection function more, for examining
The pressure size variation to interact during rotary work between the wheel body and drive shaft of impeller is surveyed, impeller is revolved in high speed
During turning, wheel body itself is well-balanced if not structure on 360 ° of directions, and center is located at the object on axis, then takes turns
Between body and shaft during rotating a circle, the centrifugal force effect size of each point can change, if detected
Pressure size it is irregular, so that it may determine the off quality of impeller, to its in time deactivate, avoid generating subsequent shadow
It rings.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, wherein：
Fig. 1 is the structural schematic diagram for one preferred embodiment of compressor impeller that the present invention has shaft radial pressure detection function；
Fig. 2 is the circuit structure signal for one preferred embodiment of compressor impeller that the present invention has shaft radial pressure detection function
Figure；
The components in the drawings are labeled as follows：1, impeller body；2, chassis；3, shaft connecting hole；4, rotary table entity；5, wind guide vane
Piece；6, groove；7, drive shaft；8, pressure-detecting device；9, outer ring；10, inner ring；11, roller；12, pressure sensor；13,
Micro-chip processor；14, wireless communication chips；15, electrical equipment storehouse.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Fig. 1 and Fig. 2 are please referred to, the embodiment of the present invention includes：
A kind of compressor impeller with shaft radial pressure detection function, including impeller body 1, the impeller body 1 include
Chassis 2, shaft connecting hole 3, rotary table entity 4 and wind blade 5, the bottom face of the rotary table entity 4 are connected to the chassis 2
Upper surface is connected with several wind blades 5, the inside center of the rotary table entity 4 on the side end face of the rotary table entity 4
Through the shaft connecting hole 3 is equipped with, the opening of the shaft connecting hole 3 is exported from the upper surface of the rotary table entity 4, described
The upper end of rotary table entity 4 is recessed downwards is equipped with octagonal groove 6, and the bottom face center of the groove 6 connects the shaft
It connects the opening in 3 holes, imports connection drive shaft 7 in the shaft connecting hole 3,7 other end of drive shaft is from the circle
The upper surface of platform entity 4 exports, and the inner loop of the groove 6 is arranged with a radial pressure detection device 8, the radial pressure inspection
Surveying device 8 includes outer ring 9, inner ring 10 and roller 11, the periphery wall of the outer ring 9 be eight-sided formation and with the groove 6
Octagon inner wall is connected, and the inside of the outer ring 9 is socketed the inner ring 10, and the inner circumferential of the inner ring 10 is socketed in the biography
On turn axis 7, the roller 11 is connected between the outer ring 9 and the inner ring 10, several are installed in the inside of the outer ring 9
The stress sensitive surface export of pressure sensor 12, the pressure sensor 12 is located in the inner circumferential cambered surface of the outer ring 9.
In addition, the output end connection micro-chip processor 13 of the pressure sensor 12, complete pair of the micro-chip processor 13
Work serial communication interface connects wireless communication chips 14.
In addition, being recessed inwardly on the bottom face on the chassis 2 equipped with electrical equipment storehouse 15, the micro-chip processor 13 and institute
Wireless communication chips 14 are stated to be mounted in the electrical equipment storehouse 15.
In addition, being equipped with retainer between the outer ring 9 and inner ring 10, the roller 11 is fixed in the retainer.
The operation principle of the present invention is that impeller body 1 includes chassis 2, shaft connecting hole 3, rotary table entity 4 and wind blade
5, the bottom face of rotary table entity 4 is connected to the upper surface on chassis 2, and the inside center of rotary table entity 4, which runs through, is equipped with shaft connecting hole
3, the opening of shaft connecting hole 3 is exported from the upper surface of rotary table entity 4.
The upper end of rotary table entity 4 is recessed downwards is equipped with octagonal groove 6, and the bottom face center of groove 6 connects shaft
It connects the opening in 3 holes, imports connection drive shaft 7 in shaft connecting hole 3,7 other end of drive shaft is from the upper end of rotary table entity 4
Face export, the inner loop of groove 6 are arranged with a radial pressure detection device 8, and pressure monitoring device 8 is whole to be socketed in shaft,
For detecting shaft centrifugal pressure size caused by outside in course of work rotation.
Radial pressure detection device 8 includes outer ring 9, inner ring 10 and roller 11, the periphery wall of outer ring 9 be eight-sided formation simultaneously
It is connected with the octagon inner wall of groove 6, the inside of outer ring 9 is socketed inner ring 10, and the inner circumferential of inner ring 10 is socketed in drive shaft 7
On, it is connected with roller 11 between outer ring 9 and inner ring 10, retainer is equipped between outer ring 9 and inner ring 10, roller 11 is fixed on guarantor
It holds in frame.
Several pressure sensors 12 are installed in the inside of outer ring 9, and the stress sensitive surface export of pressure sensor 12 is located at outer
In the inner circumferential cambered surface of circle 9, the output end of pressure sensor 12 connects micro-chip processor 13, and the full duplex of micro-chip processor 13 is serial
Communication interface connects wireless communication chips 14, is recessed inwardly on the bottom face on chassis 2 equipped with electrical equipment storehouse 15, micro-chip processor
13 and wireless communication chips 14 be mounted in electrical equipment storehouse 15.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (4)
1. a kind of compressor impeller with shaft radial pressure detection function, including impeller body, which is characterized in that the leaf
Taking turns ontology includes chassis, shaft connecting hole, rotary table entity and wind blade, and the bottom face of the rotary table entity is connected to the bottom
The upper surface of disk, is connected with several wind blades on the side end face of the rotary table entity, in the inside of the rotary table entity
The heart, which runs through, is equipped with the shaft connecting hole, and the opening of the shaft connecting hole is exported from the upper surface of the rotary table entity, described
The upper end of rotary table entity is recessed downwards is equipped with octagonal groove, and the bottom face center of the groove connects the shaft connection
The opening in hole, imports connection drive shaft in the shaft connecting hole, and the drive shaft other end is from the rotary table entity
Upper surface export, the inner loop of the groove are arranged with a radial pressure detection device, and the radial pressure detection device includes
The periphery wall of outer ring, inner ring and roller, the outer ring is connected for eight-sided formation and with the octagon inner wall of the groove,
The inside of the outer ring is socketed the inner ring, and the inner circumferential of the inner ring is socketed on the drive shaft, the outer ring with it is described
Be connected with the roller between inner ring, several pressure sensors are installed in the inside of the outer ring, the pressure sensor by
The export of power sensitive surface is located in the inner circumferential cambered surface of the outer ring.
2. the compressor impeller according to claim 1 with shaft radial pressure detection function, which is characterized in that described
The output end of pressure sensor connects micro-chip processor, and the full duplex serial communication interface of the micro-chip processor connects channel radio
Believe chip.
3. the compressor impeller according to claim 1 with shaft radial pressure detection function, which is characterized in that described
It is recessed inwardly on the bottom face on chassis equipped with electrical equipment storehouse, the micro-chip processor and the wireless communication chips are mounted on institute
It states in electrical equipment storehouse.
4. the compressor impeller according to claim 1 with shaft radial pressure detection function, which is characterized in that described
Retainer is equipped between outer ring and inner ring, the roller is fixed in the retainer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810882548.1A CN108895029A (en) | 2018-08-06 | 2018-08-06 | Compressor impeller with shaft radial pressure detection function |
| PCT/CN2018/112182 WO2020029436A1 (en) | 2018-08-06 | 2018-10-26 | Compressor impeller with rotating shaft radial pressure detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810882548.1A CN108895029A (en) | 2018-08-06 | 2018-08-06 | Compressor impeller with shaft radial pressure detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108895029A true CN108895029A (en) | 2018-11-27 |
Family
ID=64353581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810882548.1A Withdrawn CN108895029A (en) | 2018-08-06 | 2018-08-06 | Compressor impeller with shaft radial pressure detection function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108895029A (en) |
| WO (1) | WO2020029436A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020029436A1 (en) * | 2018-08-06 | 2020-02-13 | 无锡市海星船舶动力有限公司 | Compressor impeller with rotating shaft radial pressure detection function |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884316A (en) * | 2021-09-26 | 2022-01-04 | 泉州市华茂机械设备有限公司 | Guide wheel detection machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006009581A (en) * | 2004-06-22 | 2006-01-12 | Ebara Corp | Damage detecting method and device for impeller |
| JP4828217B2 (en) * | 2005-12-05 | 2011-11-30 | 日本電産コパル電子株式会社 | Blower |
| CN104141618B (en) * | 2014-08-20 | 2016-04-13 | 中国船舶重工集团公司第七0四研究所 | The decoupling zero testing apparatus of centrifugal pump |
| CN204386905U (en) * | 2014-12-02 | 2015-06-10 | 江苏大学 | A kind of inner magnet rotor of magnetic drive pump bearing gauge wear detection device |
| CN208719004U (en) * | 2018-08-06 | 2019-04-09 | 无锡市海星船舶动力有限公司 | Compressor impeller with shaft radial pressure detection function |
| CN108895029A (en) * | 2018-08-06 | 2018-11-27 | 无锡市海星船舶动力有限公司 | Compressor impeller with shaft radial pressure detection function |
-
2018
- 2018-08-06 CN CN201810882548.1A patent/CN108895029A/en not_active Withdrawn
- 2018-10-26 WO PCT/CN2018/112182 patent/WO2020029436A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020029436A1 (en) * | 2018-08-06 | 2020-02-13 | 无锡市海星船舶动力有限公司 | Compressor impeller with rotating shaft radial pressure detection function |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020029436A1 (en) | 2020-02-13 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181127 |
|
| WW01 | Invention patent application withdrawn after publication |