CN106989036A - A kind of modified axial flow compressor - Google Patents
A kind of modified axial flow compressor Download PDFInfo
- Publication number
- CN106989036A CN106989036A CN201610034848.5A CN201610034848A CN106989036A CN 106989036 A CN106989036 A CN 106989036A CN 201610034848 A CN201610034848 A CN 201610034848A CN 106989036 A CN106989036 A CN 106989036A
- Authority
- CN
- China
- Prior art keywords
- runner
- blade
- axial flow
- cooling chamber
- water cooling
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/02—Multi-stage pumps
- F04D19/028—Layout of fluid flow through the stages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- 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
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
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- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
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- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/5826—Cooling at least part of the working fluid in a heat exchanger
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of modified axial flow compressor, including body, body two ends are respectively arranged with air inlet and air outlet, body center is provided with rotating shaft, runner is fixed with rotating shaft, the blade that axial flow is formed when runner rotates is fixed with runner periphery, gas channel is formed between adjacent blades, described blade is front and rear two groups be surrounded on runner periphery, body inwall between blade before and after two, which is set, is provided with the deflector opposite with direction blade, the deflector set between blade before and after two is fixed to be provided with for reducing the water cooling chamber of gas flow temperature in ring seat.The present invention's is due to effect：Cold water pipeline is changed to the water cooling chamber of annular, reduce the space that former cold water pipeline takes, so that the housing construction of axial flow compressor is more succinct, compact, reduce operation maintenance difficulty and expense, it is effective to reduce air-flow cooling space, air-flow and the contact surface of water cooling chamber are added, the cooling effect of air-flow is improved, reduces production cost.
Description
Technical field
The invention belongs to Compressor Technology field, and in particular to a kind of modified axial flow compressor.
Background technology
Air compressor is a kind of to produce gases at high pressure, application extremely wide common apparatus.It is generally reciprocating in existing air compressor（Piston type）, the big kind of screw-rod air compressor two, other kinds are smaller.Reciprocating and screw-rod air compressor is positive-displacement principle structure, all it is the presence of friction, it be unable to do without the lubrication of oil, therefore, thing followed fault rate is high, energy consumption is big, volume is big, cost is high, discharge gas oil-containing, there is particular/special requirement to discharge the user of gas not oil-containing at some, also selection centrifugal air compressor is only considered, but centrifugal compressor is expensive, moreover centrifugal air compressor quality domestic at present does not reach a standard yet, therefore, domestic oil-free operation, the high-quality centrifugal air compressor market of the clean not oil-containing of exhaust 100%, almost all is monopolized by foreign brand name, and axial flow type air compressor, it is domestic that there is presently no the middle-size and small-size air compressor of manufacture production is removed with axial flow compressor technology（Less than 1000 cubes per minute）.
Applicant have submitted Application No. on December 17th, 2012 simultaneously：201220695371.2, patent name is " a kind of axial flow compressor ", and Authorization Notice No. is：CN 202926662 U.Applicant has found there is following defect in the axial flow compressor made in the technical scheme in continuous research process：
1. need to take specific space because cold water pipeline is arranged in body so that the axial flow compressor of same model and power can not be minimized；
2. cold water pipeline needs other making, it is then fitted into axial flow compressor, adds the cost of manufacture of axial flow compressor and repair difficulty；
3. due to using cold water circuit design, the contact surface of air-flow and cold water pipeline is smaller, in order to reach more preferable cooling effect, it is necessary to set multiple cold water pipelines to realize；
Due to there is deficiency using cold water pipeline, therefore, applicant has done further improvement and completion on the basis of a kind of patent " axial flow compressor " of original application, to overcome not enough and defect therein.
The content of the invention
In view of this, the technical problem to be solved in the present invention is the deficiency for overcoming axial flow compressor that is not enough and being related to for original more than existing reciprocating and screw air compressor, it is more succinct, compact there is provided a kind of device structure, production cost is low, the modified axial flow compressor of air-flow good cooling results.
In order to solve the above-mentioned technical problem, the present invention is realized using following scheme：
A kind of modified axial flow compressor, including body, body two ends are respectively arranged with air inlet and air outlet, body center is provided with rotating shaft, runner is fixed with rotating shaft, the blade that axial flow is formed when runner rotates is fixed with runner periphery, gas channel is formed between adjacent blades, described blade is front and rear two groups be surrounded on runner periphery, body inwall between blade before and after two, which is set, is provided with the deflector opposite with direction blade, the deflector set between blade before and after two is fixed to be provided with for reducing the water cooling chamber of gas flow temperature in ring seat.
Wherein, described water cooling chamber is arranged between body and deflector fixation ring seat and is ring-type, and the external diameter of water cooling chamber and the internal diameter of body are tangent, provided with the water inlet and delivery port connected with outside water route in water cooling chamber.
Wherein, the cylinder closed loop that can be rotated along runner is installed in the periphery of blade rotational trajectory.
Wherein, cylinder closed loop periphery is provided with sealing ring.
Moreover, described runner is to be arranged at multiple in rotating shaft, water cooling chamber is provided between adjacent runner.
Compared with prior art, it is of the invention because effect is：Cold water pipeline is changed to the water cooling chamber of annular, reduce the space that former cold water pipeline takes, so that the housing construction of axial flow compressor is more succinct, compact, reduce operation maintenance difficulty and expense, it is effective to reduce air-flow cooling space, air-flow and the contact surface of water cooling chamber are added, the cooling effect of air-flow is improved, reduces production cost.
Brief description of the drawings
Fig. 1 is the cross-sectional structure schematic diagram of the embodiment of the present invention one.
Fig. 2 is the blade of the present embodiment one and deflector distribution mechanism schematic diagram.
Fig. 3 is the sectional view of the water cooling chamber of the present embodiment one.
Fig. 4 is the profile of the water cooling chamber of the present embodiment one.
Fig. 5 is the cross-sectional structure schematic diagram of the embodiment of the present invention two.
Embodiment
In order to allow those skilled in the art to more fully understand technical scheme, the present invention is further elaborated below in conjunction with the accompanying drawings.
Embodiment one
As shown in Figures 1 to 4, a kind of modified axial flow compressor, including body 1, the inside of body 1 is hollow, and both ends of the surface are provided with air inlet 11 and air outlet 12, and rotating shaft 2 is provided centrally with body 1, and the external motor 9 of rotating shaft 2 rotates.Runner 3 is fixed with rotating shaft 2, two groups of blades 4 that axial flow is formed when runner 3 rotates are fixed with the periphery of runner 3, two groups of blades 4 are set along the circumference of runner 3, form front and rear two groups be surrounded on the periphery of runner 3, gas channel 41 is formed between adjacent blades 4 on same circle, also, the inwall of body 1 between blade 4 before and after two is provided with the deflector 5 in opposite direction with blade 4.Because the effect that air-flow passes through two groups of blades 4 and back blades 5 forms compressed gas, substantial amounts of heat can be discharged, in order to ensure that the compressed gas temperature of output is being adapted in the range of use, it is provided with the deflector retainer ring set between blade 4 before and after two for reducing the water cooling chamber 6 of gas flow temperature.Described deflector retainer ring, which is arranged on the inside of body 1, to be used to fix deflector.The water cooling chamber is arranged between body and deflector fixation ring seat and is ring-type, and the internal diameter of the external diameter and body 1 of water cooling chamber 6 is tangent, provided with the water inlet and delivery port connected with outside water route in water cooling chamber 6.The heat energy spilt into water cooling chamber 6 is taken out of outside body by the outside water route for entering delivery port discharge from water inlet.
When air-flow passes through from water cooling chamber 6, due to air-flow and the contact surface of water cooling chamber can be effectively increased using water cooling chamber 6, increase radiating effect so that the heat energy in air-flow can be scattered to rapidly in water cooling chamber 6, improve cooling effect.Meanwhile, water cooling chamber 6 is arranged on body 1 and deflector is fixed between ring seat, reduces the space shared by gas cooling pipeline so that the structure in body is compacter and succinct.
When being rotated under driving of the runner 3 in motor 9, by acting on air-flow close to the blade 4 of air inlet 11, axially the first second compression is realized in flowing, air-flow makes airflow direction be modified to axial direction after deflector 5, then the flow velocity of air-flow is improved again by the blade 4 close to gas outlet 12 again, the second second compression is realized, compressed gas output is formed.
In addition, being provided with the cylinder closed loop 7 that can be rotated along runner in the periphery of the rotational trajectory of blade 4.The periphery of cylinder closed loop 7 is provided with sealing ring 8.
Embodiment two
For another example accompanying drawing 5 show another implementation of the invention.The implementation is the extension on the basis of embodiment one, specifically by runner 3 set up for side by side with three in rotating shaft 2, be provided with water cooling chamber 6 between every adjacent blades 4.The distribution and structure of blade 4 on each runner 3, the distribution of deflector 5 and structure etc. are consistent with structure and principle in embodiment one, will not be described here.
Air in the present embodiment further compresses after the first order is compressed, then by the second level and the third level, the pressure of gas is further increased and increases again, so that the higher compressed gas of output pressure, to meet the occasion of higher gas pressure.
, can there is provided the high-pressure gas of requirements at the higher level with the compression unit of the formation more stages of the runner 3 of four or more than four in addition to above two scheme.
Above-described embodiment is only the wherein specific implementation of the present invention, and it describes more specific and detailed, but therefore can not be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, various modifications and improvements can be made, these obvious alternative forms belong to protection scope of the present invention.
Claims (5)
1. a kind of modified axial flow compressor, including body（1）, body（1）Two ends are respectively arranged with air inlet（11）And air outlet（12）, in body（1）It is provided centrally with rotating shaft（2）, rotating shaft（2）On be fixed with runner（3）, in runner（3）Periphery is fixed with the blade that axial flow is formed when runner rotates（4）, adjacent blades（4）Between form gas channel（41）, described blade（4）For two groups before and after being surrounded on runner periphery, the body inwall between blade before and after two, which is set, is provided with the deflector opposite with direction blade（5）, it is characterised in that the deflector set between blade before and after two is fixed to be provided with for reducing the water cooling chamber of gas flow temperature in ring seat（6）.
2. modified axial flow compressor according to claim 1, it is characterised in that described water cooling chamber（6）It is arranged on body（1）Fixed deflector between ring seat and for ring-type, water cooling chamber（6）External diameter and body（1）Internal diameter it is tangent, in water cooling chamber（6）Provided with the water inlet and delivery port connected with outside water route.
3. modified axial flow compressor according to claim 2, it is characterised in that the cylinder closed loop that can be rotated along runner is provided with the periphery of blade rotational trajectory（7）.
4. modified axial flow compressor according to claim 3, it is characterised in that cylinder closed loop periphery is provided with sealing ring（8）.
5. the modified axial flow compressor according to any one of claim 1 ~ 4, it is characterised in that described runner（3）It is multiple in rotating shaft to be arranged at, it is provided with water cooling chamber between adjacent runner（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034848.5A CN106989036A (en) | 2016-01-20 | 2016-01-20 | A kind of modified axial flow compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034848.5A CN106989036A (en) | 2016-01-20 | 2016-01-20 | A kind of modified axial flow compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106989036A true CN106989036A (en) | 2017-07-28 |
Family
ID=59413454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610034848.5A Withdrawn CN106989036A (en) | 2016-01-20 | 2016-01-20 | A kind of modified axial flow compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106989036A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094371A (en) * | 2019-03-25 | 2019-08-06 | 方淼洪 | A kind of Axial Flow Compressor for preventing air-flow from flowing backwards using fairing cap |
-
2016
- 2016-01-20 CN CN201610034848.5A patent/CN106989036A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094371A (en) * | 2019-03-25 | 2019-08-06 | 方淼洪 | A kind of Axial Flow Compressor for preventing air-flow from flowing backwards using fairing cap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170728 |
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| WW01 | Invention patent application withdrawn after publication |