CN205654382U - Dual turbine drive device - Google Patents
Dual turbine drive device Download PDFInfo
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- CN205654382U CN205654382U CN201620465519.1U CN201620465519U CN205654382U CN 205654382 U CN205654382 U CN 205654382U CN 201620465519 U CN201620465519 U CN 201620465519U CN 205654382 U CN205654382 U CN 205654382U
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- turbine
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- volute
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Abstract
The utility model relates to a mechanical equipment's technical field, concretely relates to dual turbine drive device, including box, first input shaft, second input shaft, output shaft, a turbine set and the 2nd turbine set, first input shaft, second input shaft and the output shaft all sets up inside the box, just first input shaft with the second input shaft respectively through gear or gear train and output shaft makes two pass through after the power stack of input shaft output shaft output, a turbine set with an input shaft, and the surface cantilever of box is arranged, the 2nd turbine set with the 2nd input shaft, and the surface cantilever of box is arranged. The utility model discloses simple structure, the reasonable compactness of overall layout, the installation transportation is convenient.
Description
Technical field
This utility model is applicable to the technical field of plant equipment, is specifically related to steam turbine and Organic Rankine Cycle
(ORC) connection of equipment, is steam turbine and Organic Rankine Cycle (ORC) device core link block, i.e. a kind of steam turbine
Double turbine drive equipment with Organic Rankine Cycle (ORC) equipment.
Background technology
The most domestic the highest to low-quality thermal source utilization rate, cause the biggest energy waste, do not meet Present Domestic acromere
The macroeconomic situation of energy environmental protection.Current Domestic utilizes main employing screw expander and Organic Rankine Cycle to low-quality thermal source
System generating (ORC), wherein the core power module of Organic Rankine Cycle system generating equipment is also divided into two kinds, respectively screw rod
Machine and radial-inward-flow turbine.Due to screw machine structure and Organic Rankine Cycle system performance, two kinds of main waste heat utilization equipments all exist
Some very important short slabs:
1) screw expander generating or the generating of the Organic Rankine Cycle system with screw machine as power plant module, due to screw machine
The limitation of structure, causes generating efficiency ratio relatively low, and thermal source can not the most effectively utilize, and a part of thermal source is directly discharged from outlet
Produce certain waste.
2) the Organic Rankine Cycle system generating with radial-inward-flow turbine as power plant module is then joined for thermal source due to system performance
Stablizing of number has certain requirement, or the quality of thermal source own is preferable sometimes, and the ORC unit in existing model can not fully use
This thermal source, is generally adjusted by temperature-decreased pressure reducer at evaporator, causes unnecessary waste.
3) to generally use place limited for waste heat comprehensive utilization device, and integral layout and installation and transportation to equipment have
Higher requirement；
Therefore, be integrated use by Steam turbine systems and organic Rankine bottoming cycle (ORC) working medium turbine systems, it is possible to solves
Certainly drawbacks described above, needs a kind of attachment means that can be connected as a single entity by two set turbine systems badly.
Utility model content
The purpose of this utility model is to provide a kind of steam turbine to drive with double turbines of Organic Rankine Cycle (ORC) equipment
Dynamic equipment, can not be combined into one solving steam turbine installation and organic Rankine bottoming cycle working medium turbine plant present in prior art
The technical problem that body uses.
A kind of double turbine drive equipment that this utility model provides, including: casing, the first power shaft, the second power shaft, defeated
Shaft, the first turbine group and the second turbine group；
First power shaft, the second power shaft and described output shaft are arranged at described box house, and described first input
Axle and described second power shaft are connected with described output shaft by gear or gear train respectively, make the power of two described power shafts
Exported by described output shaft after superposition；
Described first turbine group is connected with described first power shaft, and in the outer surface cantilever configuration of described casing；Described
Second turbine group is connected with described second power shaft, and in the outer surface cantilever configuration of described casing.
Optional technical scheme of the present utility model is, described first turbine group and described second turbine group are separately positioned on institute
State two sides that casing is relative, described first power shaft, employing convergent current type between described second power shaft and described output shaft
Gear-driven connection type.
Optional technical scheme of the present utility model is, described first turbine group includes the first volute, first jet, the first leaf
Wheel and the first housing, described first volute is fixed on a side end face of casing by bolt and described first housing, and described first
Nozzle is positioned at the end of described first volute, and is fixed on described first volute by stop pin and described first housing；Institute
State the first impeller and be arranged on described first enclosure interior, and be fixedly and coaxially connected with described first power shaft.
Optional technical scheme of the present utility model is, described second turbine group includes the second volute, second nozzle, the second leaf
Wheel and the second housing, described second volute is fixed on a side end face of casing by bolt and described second housing, and described second
Nozzle is positioned at the end of described second volute, and is fixed on described second volute by stop pin and described second housing, institute
State the second impeller and be arranged on described second enclosure interior, and be fixedly and coaxially connected with described second power shaft.
Optional technical scheme of the present utility model is, described first impeller uses interference or key with described first power shaft
Connect.
Optional technical scheme of the present utility model is, described second impeller uses interference or key with described second power shaft
Connect.
Optional technical scheme of the present utility model is, described first input shaft end uses mechanical seal structure to seal.
Optional technical scheme of the present utility model is, described second input shaft end uses mechanical seal structure to seal.
Optional technical scheme of the present utility model is, described first turbine group, described second turbine group are with described casing even
Connect and be integrated.
Optional technical scheme of the present utility model is, the diameter of axle of described output shaft is respectively greater than the axle of described first power shaft
Footpath and the diameter of axle of described second power shaft.
Of the present utility model pair of turbine drive equipment is used for connecting Steam turbine systems and Organic Rankine Cycle working medium turbine
System, including the first worm gear, casing and the second worm gear；First turbine group includes the first volute, first jet, the first impeller
With the first housing, it is provided with two power shafts, output shaft, some gears in double turbine drive equipment, according to required
Gear ratio, selects the gear shaft that can directly use, and described second turbine group includes the second volute, second nozzle, the second impeller
With the second housing, described first turbine group and described second turbine group cantilever configuration respectively in described casing both sides, two turbines
The import direction of the turbine in group is identical, identical to ensure the direction of rotation of two the most described output shafts of impeller, actuation types
Using convergent current type gear layout type, described first power shaft and described second power shaft are separately positioned on described output shaft two
Side；In two turbine groups volute be connected with housing and together be bolted on the end face of double turbine drive equipment both sides, leaf
Wheel and power shaft employing interference or bonded, nozzle is fixed on volute by housing and stop pin；Input shaft end uses machine
Tool seals sealing structure.
Described the first turbine group, the second turbine group connect as one with casing.The outlet of the second turbine group is steamed with outside
Sending out device entrance pipeline to be connected, external boiler outlet is connected with the entrance of the first turbine group, and heat source stream is first the second turbine
Group provide pressure can do work after again for the first turbine group organic working medium offer heat energy heat exchange, make organic working medium increasing temperature and pressure promote
First turbine group rotates acting.
The beneficial effects of the utility model are:
Of the present utility model pair of turbine drive equipment can be widely used for the connection of distinct device, this pair of turbine drive equipment knot
Structure is simple, uses two power shafts and the actuation types of the connection of an output shaft, i.e. convergent current type, and two power shafts can turn simultaneously
Dynamic or priority rotates, and exports different rotating speeds by output shaft, has solved different demand；Equipment integral layout is the tightest simultaneously
Gathering, installation and transportation are convenient.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right
In detailed description of the invention or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be embodiments more of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structure semi-cutaway of utility model；
Fig. 2 be utility model casing in convergent current type gear drive sketch.
Reference:
1-the first volute；2-the first impeller；
3-first jet；4-the first housing；
5-mechanical seal；6-the first power shaft；
7-gear；8-the second power shaft；
9-mechanical seal；10-the second housing；
11-second nozzle；12-the second impeller；
13-the second volute；14-output shaft；
15-casing.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described
Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality
Novel protected scope.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only
Must have specific for the ease of describing this utility model and simplification description rather than instruction or the device of hint indication or element
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fixing connection, it is also possible to be to removably connect, or integrally
Ground connects；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to by the indirect phase of intermediary
Even, can be the connection of two element internals.For the ordinary skill in the art, can understand above-mentioned with concrete condition
Term concrete meaning in this utility model.
Embodiment 1
As it is shown in figure 1, a kind of double turbine drive equipment that the present embodiment provides, including casing the 15, first power shaft 6, the
Two power shafts 8, output shaft the 14, first turbine group and the second turbine group；
It is internal that first power shaft the 6, second power shaft 8 and output shaft 14 are arranged at casing 15, and the first power shaft 6 and the
Two power shafts 8 are connected with output shaft 14 by gear 7 or gear 7 groups respectively, pass through defeated after making the power superposition of two power shafts
Shaft 14 exports；
First turbine group is connected with the first power shaft 6, and in the outer surface cantilever configuration of casing 15；Second turbine group and the
Two power shafts 8 connect, and in the outer surface cantilever configuration of casing 15.
The optional technical scheme of the present embodiment is, it is relative that the first turbine group is separately positioned on casing 15 with the second turbine group
Two sides, use the connection type of convergent current type gear 7 transmission between first power shaft the 6, second power shaft 8 and output shaft 14.
The optional technical scheme of the present embodiment is, the first turbine group includes the first volute 1, first jet the 3, first impeller 2
With the first housing 4, the first volute 1 is fixed on a side end face of casing 15 by bolt and the first housing 4, and first jet 3 is positioned at
The end of the first volute 1, and be fixed on the first volute 1 by stop pin and the first housing 4；First impeller 2 is arranged on first
Housing 4 is internal, and is fixedly and coaxially connected with the first power shaft 6.
The optional technical scheme of the present embodiment is, the second turbine group includes the second volute 13, second nozzle the 11, second impeller
12 and second housing 10, the second volute 13 is fixed on a side end face of casing 15, second nozzle by bolt and the second housing 10
11 ends being positioned at the second volute 13, and be fixed on the second volute 13 by stop pin and the second housing 10, the second impeller 12
It is arranged on the second housing 10 internal, and is fixedly and coaxially connected with the second power shaft 8.
The optional technical scheme of the present embodiment is, the first impeller 2 and the first power shaft 6 use interference or bonded.
The optional technical scheme of the present embodiment is, the second impeller 12 and the second power shaft 8 use interference or bonded.
The optional technical scheme of the present embodiment is, the first power shaft 6 end uses mechanical seal structure to seal.
The optional technical scheme of the present embodiment is, the second power shaft 8 end uses mechanical seal structure to seal.
The optional technical scheme of the present embodiment is, the first turbine group, the second turbine group connect as one with casing 15.
The optional technical scheme of the present embodiment is, the diameter of axle of output shaft 14 is respectively greater than the diameter of axle and of the first power shaft 6
The diameter of axle of two power shafts 8.
Steam turbine and double turbine drive equipment of Organic Rankine Cycle working medium turbine dual drive devices, including the first worm gear
Group, casing 15 and the second worm gear；First turbine group includes the first volute 1, first jet the 3, first impeller 2 and the first housing 4,
Two power shafts, output shaft 14, some gears 7 it is provided with, according to required gear ratio, choosing in double turbine drive equipment
Selecting gear 7 axle that can directly use, the second turbine group includes the second volute 13, second nozzle the 11, second impeller 12 and second
Entering of housing 10, the first turbine group and the second turbine group cantilever configuration turbine in casing 15 both sides, two turbine groups respectively
Mouth direction is identical, identical relative to the direction of rotation of output shaft to ensure two impellers, and actuation types uses convergent current type gear 7 layout
Mode, the first power shaft 6 and the second power shaft 8 are separately positioned on output shaft 14 both sides；In two turbine groups, volute is with housing even
Connecing and be bolted on together the end face of double turbine drive equipment both sides, impeller uses interference with power shaft or is bonded
Connecing, nozzle is fixed on volute by housing and stop pin；Input shaft end uses mechanical seal structure to seal.
First turbine group, the second turbine group connect as one with casing 15；The outlet of the second turbine group and external boiler
Entrance pipeline is connected, and external boiler outlet is connected with the entrance of the first turbine group, and heat source stream is first that the second turbine group carries
For pressure can do work after again for the first turbine group organic working medium offer heat energy heat exchange, make organic working medium increasing temperature and pressure promotion first
Turbine group rotates acting.
Having the beneficial effect that of the present embodiment
Double turbine drive equipment of the present embodiment can be widely used for the connection of distinct device, this pair of turbine drive device structure
Simply, using two power shafts and the actuation types of the connection of an output shaft 14, i.e. convergent current type, two power shafts can turn simultaneously
Dynamic or priority rotates, and exports different rotating speeds by output shaft 14, has solved different demand；Equipment integral layout is the tightest simultaneously
Gathering, installation and transportation are convenient
Embodiment 2
Of the present utility model pair of turbine drive equipment sets with Organic Rankine Cycle working medium turbine Dual Drive for steam turbine
Standby, including all technical characteristic of above-described embodiment, also include:
Steam turbine and Organic Rankine Cycle working medium turbine dual drive devices, including steam turbine subsystem, working medium turbine
Subsystem and driving means；
Steam turbine subsystem includes following of waste heat boiler, steam turbine, coagulability water pump, vaporizer and feed pump formation
Loop systems；
Working medium turbine subsystem includes the blood circulation that vaporizer, working medium turbine, condenser and working medium pump are formed；
Output heat source stream in waste heat boiler, heat source stream realizes in steam turbine subsystem and working medium turbine subsystem
Circular work.
The optional technical scheme of the present embodiment is, is also connected with between coagulability water pump and the feed pump of steam turbine subsystem
Oxygen-eliminating device, oxygen-eliminating device is had to be additionally provided with the entrance for moisturizing；
Each equipment room in steam turbine subsystem and working medium turbine subsystem connects by connecting assembly, connects assembly bag
Include pipe fitting and valve.
It should be noted that output heat source stream in waste heat boiler, through the of steam turbine and double turbine-driven sets
The outlet of two turbine groups enters vaporizer, drives the first impeller 2 to rotate in the second turbine group, and then drives the first power shaft 6
Rotate, owing to the power of gear 7 or gear train transmits, output shaft 14 export acting, i.e. will part heat in the second turbine group
Can change into mechanical energy, then waste heat heat source stream enters the entrance of the first turbine group by vaporizer, in the first turbine group
Drive the second impeller 12 to rotate, and then drive the second power shaft 8 to rotate, owing to the power of gear 7 or gear train transmits, by exporting
Axle 14 output acting, i.e. changes into mechanical energy by partial heat energy in the first turbine group, and the remaining heat source stream that does work is low product
Position thermal source, low-grade heat source flows into working medium turbine subsystem by vaporizer again, enters with the organic working medium of working medium turbine subsystem
Row heat energy heat exchange, makes the organic working medium increasing temperature and pressure in working medium turbine convert heat into mechanical energy, low-grade heat source Low Temperature Liquid
Change and enter back into vaporizer through condenser and working medium pump, then being flowed through coagulability water pump and feed pump by vaporizer, returning to waste heat
Boiler carries out the conversion and cycle of heat source stream.
It should be understood that the first turbine group, the second turbine group cantilever configuration respectively is at the two ends of casing 15, two turbines
Import direction identical, to ensure that the first impeller 2 is identical with the direction of rotation of the second relative output shaft 14 of impeller 12, actuation types
Using convergent current type gear 7 layout type, the first power shaft 6 and the second power shaft 8 are arranged in output shaft 14 both sides；Two whirlpools
In wheels volute be connected with housing and together be bolted on casing 15 both sides end face, impeller and power shaft use interference or
Person is bonded, and nozzle is fixed on volute by seal casinghousing and stop pin；Input shaft end uses mechanical seal 5 sealing structure.
First turbine group, the second turbine group are integrally connected with casing 15, and the outlet of the second turbine group is used with evaporator inlet
Pipeline is connected, and the entrance of evaporator outlet and the first turbine group is connected, and heat source stream first provides pressure to do for the second turbine group
After merit again for the first turbine group organic working medium provide heat energy heat exchange, make organic working medium increasing temperature and pressure promote first turbine group rotate
Acting.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (10)
1. double turbine drive equipment, it is characterised in that including: casing, the first power shaft, the second power shaft, output shaft, the
One turbine group and the second turbine group；
First power shaft, the second power shaft and described output shaft are arranged at described box house, and described first power shaft and
Described second power shaft is connected with described output shaft by gear or gear train respectively, makes the power superposition of two described power shafts
Exported by described output shaft afterwards；
Described first turbine group is connected with described first power shaft, and in the outer surface cantilever configuration of described casing；Described second
Turbine group is connected with described second power shaft, and in the outer surface cantilever configuration of described casing.
The most according to claim 1 pair of turbine drive equipment, it is characterised in that: described first turbine group and described second whirlpool
Wheels are separately positioned on two sides that described casing is relative, described first power shaft, described second power shaft and described output
The gear-driven connection type of convergent current type is used between axle.
The most according to claim 2 pair of turbine drive equipment, it is characterised in that: described first turbine group includes the first whirlpool
Shell, first jet, the first impeller and the first housing, described first volute is fixed on casing by bolt and described first housing
One side end face, described first jet is positioned at the end of described first volute, and is fixed on described first housing by stop pin
On described first volute；Described first impeller is arranged on described first enclosure interior, and coaxially fixes with described first power shaft
Connect.
The most according to claim 3 pair of turbine drive equipment, it is characterised in that: described second turbine group includes the second whirlpool
Shell, second nozzle, the second impeller and the second housing, described second volute is fixed on casing by bolt and described second housing
One side end face, described second nozzle is positioned at the end of described second volute, and is fixed on described second housing by stop pin
On described second volute, described second impeller is arranged on described second enclosure interior, and coaxially fixes with described second power shaft
Connect.
The most according to claim 4 pair of turbine drive equipment, it is characterised in that: described first impeller and described first input
Axle uses interference or bonded.
The most according to claim 4 pair of turbine drive equipment, it is characterised in that: described second impeller and described second input
Axle uses interference or bonded.
The most according to claim 4 pair of turbine drive equipment, it is characterised in that: described first input shaft end uses machinery close
Seal structure seals.
The most according to claim 4 pair of turbine drive equipment, it is characterised in that: described second input shaft end uses machinery close
Seal structure seals.
The most according to claim 1 pair of turbine drive equipment, it is characterised in that: described first turbine group, described second whirlpool
Wheels connect as one with described casing.
The most according to claim 1 pair of turbine drive equipment, it is characterised in that: the diameter of axle of described output shaft is respectively greater than
The diameter of axle of described first power shaft and the diameter of axle of described second power shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620465519.1U CN205654382U (en) | 2016-05-20 | 2016-05-20 | Dual turbine drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620465519.1U CN205654382U (en) | 2016-05-20 | 2016-05-20 | Dual turbine drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205654382U true CN205654382U (en) | 2016-10-19 |
Family
ID=57403527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620465519.1U Active CN205654382U (en) | 2016-05-20 | 2016-05-20 | Dual turbine drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205654382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611162A (en) * | 2018-10-25 | 2019-04-12 | 北京康吉森节能环保技术有限公司 | A kind of energy-saving steam turbine power generation unit to be generated electricity using low-pressure saturated steam |
-
2016
- 2016-05-20 CN CN201620465519.1U patent/CN205654382U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611162A (en) * | 2018-10-25 | 2019-04-12 | 北京康吉森节能环保技术有限公司 | A kind of energy-saving steam turbine power generation unit to be generated electricity using low-pressure saturated steam |
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| GR01 | Patent grant |