CN208719004U - Compressor impeller with shaft radial pressure detection function - Google Patents
Compressor impeller with shaft radial pressure detection function Download PDFInfo
- Publication number
- CN208719004U CN208719004U CN201821252815.9U CN201821252815U CN208719004U CN 208719004 U CN208719004 U CN 208719004U CN 201821252815 U CN201821252815 U CN 201821252815U CN 208719004 U CN208719004 U CN 208719004U
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- CN
- China
- Prior art keywords
- rotary table
- shaft
- table entity
- connecting hole
- outer ring
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- 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.)
- Expired - Fee Related
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- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The utility model 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 Force checking device.By the above-mentioned means, the utility model is able to detect actuating pressure mutual when rotating between impeller and shaft.
Description
Technical field
The utility model relates to compressor impeller field, more particularly to a kind of with shaft radial pressure detection function
Compressor 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, uniquely to the element of air-flow work done in centrifugal compressor, main component on rotor, impeller passes 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.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of compression with shaft radial pressure detection function
Machine impeller can be able to detect actuating pressure mutual when rotating between impeller and shaft.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of with shaft diameter
To the compressor impeller of pressure detecting 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 are connected to the upper surface on the chassis, the side of the rotary table entity
Several wind blades are connected on face, the inside center of the rotary table entity, which runs through, is equipped with the shaft connecting hole, described
The opening of shaft 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 eight
The groove of side shape, the bottom face center of the groove connect the opening of the shaft connecting hole, import in the shaft connecting hole
Connect drive shaft, the drive shaft other end is exported from the upper surface of the rotary table entity, the inner loop of the groove around
Equipped with a radial pressure detection device, the radial pressure detection device includes outer ring, inner ring and roller, the periphery of the outer ring
Wall is eight-sided formation and is connected with the octagon inner wall of the groove that the inside of the outer ring is socketed the inner ring, institute
The inner circumferential for stating inner ring is socketed on the drive shaft, and the roller is connected between the outer ring and the inner ring, described outer
Several pressure sensors are installed in the inside of circle, and the stress sensitive surface export of the pressure sensor is located at the inner circumferential of the outer ring
In cambered surface.
In one preferred embodiment of the utility model, the output end of the pressure sensor connects micro-chip processor, institute
State the full duplex serial communication interface connection wireless communication chips of micro-chip processor.
In one preferred embodiment of the utility model, it is recessed inwardly on the bottom face on the chassis equipped with electrical equipment
Storehouse, the micro-chip processor and the wireless communication chips are mounted in the electrical equipment storehouse.
In one preferred embodiment of the utility model, retainer, the roller quilt are equipped between the outer ring and inner ring
It is fixed in the retainer.
The beneficial effects of the utility model are: the utility model devises a kind of leaf with electrified detection function more
Wheel, for detecting the pressure size to interact during rotary work between the wheel body of impeller and drive shaft variation, leaf
For wheel during high speed rotation, wheel body itself is well-balanced if not structure on 360 ° of directions, and center is located on axis
Object, then between wheel body and shaft during rotating a circle, each point centrifugal force effect size can change,
If a pressure be detected that size is irregular, so that it may determine the off quality of impeller, be deactivated in time to it, avoid generating
Subsequent influence.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the structure for one preferred embodiment of compressor impeller that the utility model has shaft radial pressure detection function
Schematic diagram；
Fig. 2 is the circuit for one preferred embodiment of compressor impeller that the utility model has shaft radial pressure detection function
Structural schematic diagram；
The components in the drawings are labeled as follows: 1, impeller body；2, chassis；3, shaft connecting hole；4, rotary table entity；5, it leads
Air blade；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
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 and Fig. 2 are please referred to, the utility model embodiment includes:
A kind of compressor impeller with shaft radial pressure detection function, including impeller body 1, the impeller body 1
Including chassis 2, shaft connecting hole 3, rotary table entity 4 and wind blade 5, the bottom face of the rotary table entity 4 is connected to the bottom
The upper surface of disk 2, is connected with several wind blades 5 on the side end face of the rotary table entity 4, the rotary table entity 4 it is interior
Portion center, which is run through, is equipped with the shaft connecting hole 3, and the opening of the shaft connecting hole 3 is led from the upper surface of the rotary table entity 4
Out, the upper end of the rotary table entity 4 is recessed downwards is equipped with octagonal groove 6, and the bottom face center of the groove 6 connects institute
State the opening that shaft connects 3 holes, import connection drive shaft 7 in the shaft connecting hole 3,7 other end of drive shaft from
The upper surface of the rotary table entity 4 exports, and the inner loop of the groove 6 is arranged with a radial pressure detection device 8, the radial direction
Pressure-detecting 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 it is described recessed
The octagon inner wall of slot 6 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
On the drive shaft 7, the roller 11, the inside installation of the outer ring 9 are connected between the outer ring 9 and the inner ring 10
The stress sensitive surface export of several pressure sensors 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 working principle of the utility model is that impeller body 1 includes chassis 2, shaft connecting hole 3, rotary table entity 4 and wind-guiding
Blade 5, the bottom face of rotary table entity 4 are connected to the upper surface on chassis 2, and the inside center of rotary table entity 4, which runs through, is equipped with shaft company
Hole 3 is connect, 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 the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
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 2 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252815.9U CN208719004U (en) | 2018-08-06 | 2018-08-06 | Compressor impeller with shaft radial pressure detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821252815.9U CN208719004U (en) | 2018-08-06 | 2018-08-06 | Compressor impeller with shaft radial pressure detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208719004U true CN208719004U (en) | 2019-04-09 |
Family
ID=65976262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821252815.9U Expired - Fee Related CN208719004U (en) | 2018-08-06 | 2018-08-06 | Compressor impeller with shaft radial pressure detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208719004U (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 |
-
2018
- 2018-08-06 CN CN201821252815.9U patent/CN208719004U/en not_active Expired - Fee Related
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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20210806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |