CN110360146A - Both vapor compression equipment - Google Patents
Both vapor compression equipment Download PDFInfo
- Publication number
- CN110360146A CN110360146A CN201810314807.0A CN201810314807A CN110360146A CN 110360146 A CN110360146 A CN 110360146A CN 201810314807 A CN201810314807 A CN 201810314807A CN 110360146 A CN110360146 A CN 110360146A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- impeller
- vapor compression
- compression equipment
- axle sleeve
- 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.)
- Pending
Links
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
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- 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
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of both vapor compression equipment, including impeller and main shaft, the impeller is arranged in the main shaft, axle sleeve is provided on the main shaft, one end of the axle sleeve is held in the impeller, the other end is held in the main shaft, the axle sleeve contacts and offers end face seal slot on the end face of the impeller, end-face seal ring is equipped in the end face seal slot, the part that the main shaft is arranged in the main shaft offers axial seal grooves, axial sealing ring is equipped in the axial seal grooves, the end-face seal ring is to realize the end face seal between the impeller and the main shaft, the axial sealing ring is to realize the axial seal between the impeller and the main shaft.The both vapor compression equipment provided by the invention can be realized being fastened and connected between the impeller and the main shaft, so that fluid media (medium) in the impeller can not gap between the impeller and the main shaft to outward leakage, improve the product stability of the both vapor compression equipment.
Description
Technical field
The present invention relates to fluid compression technical field more particularly to a kind of both vapor compression equipment.
Background technique
Both vapor compression equipment is compressed to the secondary steam generated in evaporization process, improve secondary steam pressure and
Temperature can reenter the heat recovery equipment in vaporization cycle, be widely used in chemical industry, medical treatment, food concentration, it is molten
Multiple important industrial circles such as liquid recycling.Before being fastenedly connected between impeller and main shaft is both vapor compression equipment safety operation
Mention and crucial, if impeller during high speed rotation with gap is generated between main shaft, fluid media (medium) will be from compression chamber
To outward leakage, both vapor compression equipment work efficiency is reduced, even more so that both vapor compression equipment is entirely ineffective, which has limited vapour pressures
The product stability of contracting equipment.
Summary of the invention
In view of this, can be realized between impeller and main shaft tight it is necessary to provide a kind of improved both vapor compression equipment
It is solidly connected, there is good product stability.
The present invention provides a kind of both vapor compression equipment, including impeller and main shaft, and the impeller is arranged in the main shaft, described
Axle sleeve is provided on main shaft, one end of the axle sleeve is held in the impeller, and the other end is held in the main shaft, the axis socket
It touches and offers end face seal slot on the end face of the impeller, end-face seal ring, the main shaft are equipped in the end face seal slot
The part for being arranged in the main shaft offers axial seal grooves, and axial sealing ring, the end are equipped in the axial seal grooves
Face sealing ring is to realize the end face seal between the impeller and the main shaft, and the axial sealing ring is to realize the leaf
Axial seal between wheel and the main shaft.
Further, the main shaft radially extends outwardly and forms the shaft shoulder, and one end of the axle sleeve is held in described
The shaft shoulder, the other end are held in the impeller.
Further, pressing plate is provided on the axle sleeve, one end of the pressing plate is held in the axle sleeve, other end connection
In the impeller, the pressing plate and the impeller are fastenedly connected so that the axle sleeve closely supports the impeller.
Further, the pressing plate using be spirally connected, rivet, glue is one of solid or more than one are fastenedly connected in the leaf
Wheel.
Further, the main shaft is installed with snap ring relative to the other end of the axle sleeve, and the snap ring is held in described
Impeller.
Further, the side that the snap ring is closed on the main shaft is additionally provided with washer and fastener, and the washer supports
The snap ring is held, the fixed washer of the fastener is to be fastenedly connected the snap ring on the main shaft.
Further, the fastener is threaded fastener.
Further, the washer is stop washer.
Further, oiling groove is offered on the main shaft, the oiling groove is to realize the impeller and the main shaft
Oil lubrication and/or grease lubrication.
Further, the quantity of the axial seal grooves is two, and the quantity of the axial sealing ring is also two.
The both vapor compression equipment provided by the invention can be realized the fit sealing between the impeller and the main shaft
Connection so that fluid media (medium) in the impeller can not gap between the impeller and the main shaft to outward leakage, improve
The product stability of the both vapor compression equipment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the impeller and main shaft in an embodiment of the present invention.
Fig. 2 is the structural schematic diagram of impeller shown in Fig. 1.
Fig. 3 is the enlarged diagram of impeller and main shaft portion structure shown in Fig. 1.
Main element symbol description
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that it can be installed directly in another group when component is referred to as " being installed in " another component
On part or there may also be components placed in the middle.When a component is considered as " being set to " another component, it be can be directly
It connects and is arranged on another component or may be simultaneously present component placed in the middle.When a component be considered as " being fixed on " another
Component, it, which can be, is directly anchored on another component or may be simultaneously present component placed in the middle.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " it include one or more phases
Any and all combinations of the listed item of pass.
Fig. 1 to Fig. 2 is please referred to, Fig. 1 is the structural schematic diagram of the impeller 10 and main shaft 20 in an embodiment of the present invention, figure
2 be the structural schematic diagram of impeller 10 shown in Fig. 1.What both vapor compression equipment (not shown) was used to generate in the compressed steam circulatory system
Secondary steam improves the temperature and pressure of steam by doing work to steam, compressed steam is enabled to reenter steaming
In hair circulation, reaches and the thermal cycle of secondary steam vaporization potential is utilized.Both vapor compression equipment includes impeller 10 and main shaft 20, master
Axis 20 is connected to impeller 10, the rotation of 20 impeller 10 of main shaft, to secondary steam is involved in both vapor compression equipment, to realize
To the compressed action of secondary steam.
In present embodiment, both vapor compression equipment application is in chemical field.It is appreciated that vapour pressure provided by the invention
Contracting equipment is not limited to be applied in chemical field, and in other implementations, both vapor compression equipment provided by the invention is also
It can be applied in other industrial circles such as medical treatment, food concentration, solution recycling.
It is appreciated that both vapor compression equipment further includes for accommodating the shell (not shown) of impeller 10 and main shaft 20, being used for
Actuator (not shown), the base station (not shown) for carrying impeller 10 and main shaft 20 of the rotation of driving spindle 20, due to this portion
Divide the emphasis of simultaneously non-present invention, this will not be repeated here.
Impeller 10 is plate-like revolving meber, and impeller 10 includes wheel hub 11, and the approximate center of wheel hub 11 offers through-hole 12, main
Axis 20 is arranged in through-hole 12 to realize the interconnection of impeller 10 Yu main shaft 20.
Main shaft 20 protrudes into wheel hub 11 and exposes from through-hole 12, and one end that main shaft 20 exposes through-hole 12 is provided with snap ring
31, one end of snap ring 31 is held on wheel hub 11, to realize the axial limiting to main shaft 20.Main shaft 20 is limited using snap ring 31
Axial movement can facilitate the installation and fixation of main shaft 20, improve the connection convenience of both vapor compression equipment 100.
Washer 32 and fastener 33 are additionally provided on main shaft 20, the central axis and main shaft 20 of washer 32 and fastener 33
Central axis is roughly the same, and washer 32, fastener 33 and snap ring 31 are located at the same end of main shaft 20, and washer 32 is set to fastener
Between 33 and main shaft 20, the outer diameter of washer 32 is greater than the outer diameter of this section of main shaft 20 and 32 connection of washer, washer 32 to
It prevents from contacting between fastener 33 and main shaft 20, fastener 33 is avoided to be crushed the surface of main shaft 20 under excessive pressing force.Tightly
Firmware 33 protrudes into main shaft 20, the fastening of washer 32 is set on main shaft 20, washer 32 is held in snap ring 31, to realize snap ring
31 are fastenedly connected with main shaft 20.
In present embodiment, washer 32 is stop washer, and fastener 33 is threaded connector, and washer 32 uses stop washer
The loosening of threaded connector can be prevented, there is preferable connective stability.
Main shaft 20 extends outwardly far from one end of snap ring 31 and forms the shaft shoulder 21, and main shaft 20 is arranged far from one end of snap ring 31
There is axle sleeve 34, one end of axle sleeve 34 is held in wheel hub 11, and the other end is held in the shaft shoulder 21.Axle sleeve 34 is mutually supported with the shaft shoulder 21
To realize the limit for protruding into 10 direction of impeller to main shaft 20.
Snap ring 31, washer 32 and fastener 33 cooperate, and realize the limit that 10 direction of impeller is exited to main shaft 20；Axle sleeve
34 mutually support with the shaft shoulder 21, realize the limit that 10 direction of impeller is protruded into main shaft 20, thus by main shaft 20 be fastenedly connected in
Impeller 10 realizes being fastenedly connected between main shaft 20 and impeller 10.
In present embodiment, the medial surface of through-hole 12 is set as tapered surface, what main shaft 20 and the mutual cooperation of through-hole 12 connected
Lateral surface is also correspondingly arranged as circular conical surface, by the linkage section of through-hole 12 and main shaft 20 be set as tapered surface can be improved main shaft 20 with
The degree that is connected firmly of impeller 10 improves connective stability.Preferably, the taper of the medial surface of through-hole 12 is not more than 1:20, main
The taper of axis 20 and 12 linkage section of through-hole is not more than 1:20.
Pressing plate 35 is additionally provided on axle sleeve 34, one end of pressing plate 35 is held in axle sleeve 34, and the other end is held in wheel hub 11, pressure
Plate 35 is fastenedly connected with wheel hub 11, to being fixed and clamped axle sleeve 34 on wheel hub 11.In present embodiment, pressing plate 35 is spirally connected wheel
Hub 11.It is appreciated that in other implementations, other connection types such as pressing plate 35 can also use riveting, glue solid are realized
With being fastenedly connected for wheel hub 11.
Also referring to Fig. 3, Fig. 3 is the enlarged diagram of impeller 10 and 20 part-structure of main shaft shown in Fig. 1, and axle sleeve 34 faces
The end face of nearly wheel hub 11 offers end face seal slot 341, and end face seal slot 341 is annular in shape, and end is equipped in end face seal slot 341
Face sealing ring 342, end-face seal ring 342 by wheel hub 11 and axle sleeve 34 extruding and seal the end between wheel hub 11 and axle sleeve 34
Face, to realize the end face seal between main shaft 20 and impeller 10.
In present embodiment, end-face seal ring 342 is elastic O-ring.It is appreciated that in other implementations, end
Face sealing ring 342 can also be using other kinds of sealing elements such as airtight and watertight paddings.
The part that main shaft 20 protrudes into through-hole 12 offers cricoid axial seal grooves 343, axial seal grooves along outer diameter direction
Be equipped with axial sealing ring 344 in 343, axial sealing ring 344 by main shaft 20 and wheel hub 11 extruding and seal wheel hub 11 with
Contact between main shaft 20, to realize the axial seal between main shaft 20 and impeller 10.
In present embodiment, axial sealing ring 344 is elastic O-ring.It is appreciated that in other implementations, axis
It can also be using other kinds of sealing elements such as airtight and watertight paddings to sealing ring 344.
In present embodiment, the quantity of axial sealing ring 344 is two, and the quantity of axial seal grooves 343 is also two, if
Setting multiple axial sealing rings 344 can be improved the stability of the axial seal between main shaft 20 and impeller 10.
In present embodiment, be also covered with deflection cone 13 in the one end of wheel hub 11 far from main shaft 20, the deflection cone 13 to
Guidance fluid media (medium) enters in impeller 10, and deflection cone 13 is made of stainless steel；Main shaft 20 protrudes into the part of wheel hub 10 also
Oiling groove 22 is offered, oiling groove 22 injects grease with for operator to realize to glossy between impeller 10 and main shaft 20
Sliding and/or grease lubrication.
Both vapor compression equipment provided by the invention can be realized being fastened and connected between impeller 10 and main shaft 20, so that
Fluid media (medium) in impeller 10 can not gap between impeller 10 and main shaft 20 to outward leakage, it is steady with relatively high product
It is qualitative.
Those skilled in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention,
And be not used as limitation of the invention, as long as in spirit of the invention, to made by embodiment of above
Appropriate change and variation are all intended to fall within the scope of the claimed invention.
Claims (10)
1. a kind of both vapor compression equipment, including impeller and main shaft, which is characterized in that the impeller is arranged in the main shaft, described
Axle sleeve is provided on main shaft, one end of the axle sleeve is held in the impeller, and the other end is held in the main shaft, the axis socket
It touches and offers end face seal slot on the end face of the impeller, end-face seal ring, the main shaft are equipped in the end face seal slot
The part for being arranged in the main shaft offers axial seal grooves, and axial sealing ring, the end are equipped in the axial seal grooves
Face sealing ring is to realize the end face seal between the impeller and the main shaft, and the axial sealing ring is to realize the leaf
Axial seal between wheel and the main shaft.
2. both vapor compression equipment as described in claim 1, which is characterized in that the main shaft radially extends outwardly and formed
The shaft shoulder, one end of the axle sleeve are held in the shaft shoulder, and the other end is held in the impeller.
3. both vapor compression equipment as claimed in claim 2, which is characterized in that be provided with pressing plate, the pressing plate on the axle sleeve
One end be held in the axle sleeve, the other end is connected to the impeller, the pressing plate and the impeller be fastenedly connected so that
The axle sleeve closely supports the impeller.
4. both vapor compression equipment as claimed in claim 3, which is characterized in that during the pressing plate use is spirally connected, rivets, glue is solid
One or more are fastenedly connected in the impeller.
5. both vapor compression equipment as described in claim 1, which is characterized in that the other end of the main shaft relative to the axle sleeve
It is installed with snap ring, the snap ring is held in the impeller.
6. both vapor compression equipment as claimed in claim 5, which is characterized in that close on the side of the snap ring on the main shaft also
It is provided with washer and fastener, the washer supports the snap ring, and the fixed washer of the fastener is thus by the snap ring
It is fastenedly connected on the main shaft.
7. both vapor compression equipment as claimed in claim 6, which is characterized in that the fastener is threaded fastener.
8. both vapor compression equipment as claimed in claim 6, which is characterized in that the washer is stop washer.
9. both vapor compression equipment as described in claim 1, which is characterized in that offer oiling groove, the note on the main shaft
Oil lubrication and/or grease lubrication of the oil groove to realize the impeller Yu the main shaft.
10. both vapor compression equipment as described in claim 1, which is characterized in that the quantity of the axial seal grooves is two, institute
The quantity for stating axial sealing ring is also two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314807.0A CN110360146A (en) | 2018-04-10 | 2018-04-10 | Both vapor compression equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810314807.0A CN110360146A (en) | 2018-04-10 | 2018-04-10 | Both vapor compression equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110360146A true CN110360146A (en) | 2019-10-22 |
Family
ID=68212659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810314807.0A Pending CN110360146A (en) | 2018-04-10 | 2018-04-10 | Both vapor compression equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110360146A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050069235A1 (en) * | 2003-09-26 | 2005-03-31 | Wun-Chang Shih | Fluid bearing module |
| CN201027691Y (en) * | 2007-04-04 | 2008-02-27 | 胡滨 | Double-end face packaging type mechanical seal member used for chemical pump |
| CN203670265U (en) * | 2013-12-16 | 2014-06-25 | 杭州振兴工业泵制造有限公司 | Black liquor pulp pump mechanical seal device |
| CN204827917U (en) * | 2015-06-25 | 2015-12-02 | 山东省章丘鼓风机股份有限公司 | Be suitable for roots blower who carries steam medium |
| CN105736450A (en) * | 2016-04-07 | 2016-07-06 | 镇江江大泵业科技有限公司 | High-efficiency sealing mechanism for pump |
| CN206513619U (en) * | 2017-02-27 | 2017-09-22 | 南通大通宝富风机有限公司 | A kind of attachment structure of vapour compression machine impeller and high speed shaft |
-
2018
- 2018-04-10 CN CN201810314807.0A patent/CN110360146A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050069235A1 (en) * | 2003-09-26 | 2005-03-31 | Wun-Chang Shih | Fluid bearing module |
| CN201027691Y (en) * | 2007-04-04 | 2008-02-27 | 胡滨 | Double-end face packaging type mechanical seal member used for chemical pump |
| CN203670265U (en) * | 2013-12-16 | 2014-06-25 | 杭州振兴工业泵制造有限公司 | Black liquor pulp pump mechanical seal device |
| CN204827917U (en) * | 2015-06-25 | 2015-12-02 | 山东省章丘鼓风机股份有限公司 | Be suitable for roots blower who carries steam medium |
| CN105736450A (en) * | 2016-04-07 | 2016-07-06 | 镇江江大泵业科技有限公司 | High-efficiency sealing mechanism for pump |
| CN206513619U (en) * | 2017-02-27 | 2017-09-22 | 南通大通宝富风机有限公司 | A kind of attachment structure of vapour compression machine impeller and high speed shaft |
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Legal Events
| 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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191022 |
|
| WD01 | Invention patent application deemed withdrawn after publication |