CN206513496U - A kind of special hydraulic turbine of durable and efficient cooling tower - Google Patents
A kind of special hydraulic turbine of durable and efficient cooling tower Download PDFInfo
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- CN206513496U CN206513496U CN201720038180.1U CN201720038180U CN206513496U CN 206513496 U CN206513496 U CN 206513496U CN 201720038180 U CN201720038180 U CN 201720038180U CN 206513496 U CN206513496 U CN 206513496U
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- impeller
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- hydraulic turbine
- cooling tower
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a kind of durable and efficient special hydraulic turbine of cooling tower, belong to turbine technology field.The hydraulic turbine of the present utility model, its water inlet has supercharging reducing runner, the cross sectional shape of the supercharging reducing runner is rectangle, and supercharging reducing runner height and impeller it is highly consistent, and along the cylindrical tangential blade just to impeller of impeller, utilize the structure optimization of rational intake-outlet arrangement and impeller, the water inlet Energy Efficient of the hydraulic turbine is set to act on the rotating vane of impeller, and further improve intake pressure by being pressurized reducing runner, reduce the negative impact to impeller, so as to more efficiently driving impeller rotation, and collecting ring and inlet design using impeller, make the water for entering the hydraulic turbine quick into middle rotary collecting after the blade of impeller, and quickly discharged by inlet, take full advantage of into water energy, and reduce the internal consumption of energy, the operating efficiency and service life of the hydraulic turbine greatly improved.
Description
Technical field
The utility model is related to a kind of hydraulic turbine of cooling tower, special more specifically to a kind of durable and efficient cooling tower
Use the hydraulic turbine.
Background technology
Cooling tower is, as circulating coolant, heat dissipation to be absorbed from a system into air, to reduce water temperature with water
Device；It is to carry out cold and hot exchange after contacting with air flow using water to produce steam that it, which is cooled down, and steam volatilization is taken away heat and reached
The waste heat that produces in industrial or refrigeration air-conditioner is dispersed to principles such as evaporative heat loss, convection heat transfer' heat-transfer by convection and radiant heat transfers to reduce water
The evaporating radiator of temperature, to ensure the normal operation of system.
In order to improve the heat exchange efficiency of water and air, need to set blower fan in cooling tower.Traditional cooling tower is using electricity
Motivation drives blower fan exhausting, and motor needs to consume a large amount of electric energy, is unfavorable for energy-conservation and environmental protection, can also be produced during motor running
Give birth to larger noise and with vibration, there is certain potential safety hazard.There must be certain richness in cooling tower circulating water system
Complementary energy, general 20%~25%, and these " power surplus " are exactly converted to efficient machine by existing hydraulic turbine of cooling tower
Tool energy, driving blower fan rotation, so that 100% instead of cooling tower conventional fan motor, has reached the purpose of energy-conserving and environment-protective.
At present, there are many special hydraulic turbine technologies for being applied to industrial cooling tower, but it is very big in these hydraulic turbines
A part still imitates large-scale hydropower turbine, is only through certain proportion scaling and is applied in cooling tower, such
The hydraulic turbine is often inefficient, and service life is not also long, the water turbine impeller structure used and complex, difficult processing
Degree is larger.For these problems, also there are some new modified hydraulic turbine of cooling tower to occur, to a certain extent for, these
Modified hydraulic turbine of cooling tower serves the high performance effect that proposes really, but does not have still on capacity usage ratio and service life
Reach preferable effect, analysis reason mainly have it is following some：
(1) Impeller Design of the hydraulic turbine is unreasonable, has part current to cause certain impact to impeller, causes flow energy
Utilization rate is not high, and easily causes hydraulic turbine impact endurance test shock, if things go on like this easily causes turbine seal failure, causes water wheels
Machine is damaged；And existing turbine impeller is more heavy, toggle speed is slow, and rotating speed is low；
(2) the Inlet and outlet water design of the hydraulic turbine is unreasonable, and the water inlet of the hydraulic turbine is largely designed as the tangential water inlet of impeller,
So contribute to driving impeller rotation, reduce the impact to impeller, but intake pressure can not be lifted further, so as to cause
Capacity usage ratio is reduced；And due to the design of delivery port is unreasonable and it is relatively low to cause to go out in the hydraulic turbine water speed, make in the hydraulic turbine
Interference current are formed, wheel rotation is hindered, part flow energy is consumed in the hydraulic turbine.
The content of the invention
1. the utility model technical problem to be solved
The purpose of this utility model is to overcome existing hydraulic turbine of cooling tower above shortcomings, and there is provided a kind of efficiently resistance to
The special hydraulic turbine of cooling tower, using the technical solution of the utility model, utilizes rational intake-outlet arrangement and impeller
Structure optimization, the water inlet Energy Efficient of the hydraulic turbine is acted on the rotating vane of impeller, and by being pressurized reducing runner
Intake pressure is further improved, the negative impact to impeller is reduced, so that more efficiently driving impeller rotation, and utilize leaf
Collecting ring and the inlet design of wheel, make the water for entering the hydraulic turbine quick into middle rotary collecting after the blade of impeller, and
Quickly discharged, taken full advantage of into water energy by inlet, and reduce the internal consumption of energy, the hydraulic turbine greatly improved
Operating efficiency and service life.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the utility model is provided is：
A kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, including housing, impeller, rotating shaft and bearing
Case, described impeller is installed in housing by rotating shaft, and described rotating shaft passes through the bearing housing being fixed on housing, and rotating shaft with
Gland seal device is provided between housing, the side wall of described housing is right provided with a water inlet relative with impeller location and two
Delivery port putting and below impeller, described water inlet includes sector tube and heavy caliber water inlet pipe, described sector tube
Wide end be fixed on along the diametric(al) of housing on housing, and sector tube in be gradually reduced provided with one along impeller tangential direction size
Supercharging reducing runner, the narrow end of described sector tube is fixedly connected with heavy caliber water inlet pipe；Described impeller includes wheel disc, along same
Some blades and be fixed on blade periphery that one direction of rotation is perpendicularly fixed on wheel disc and outwards radiated by wheel disk center
Collecting ring, described collecting ring is parallel with wheel disc, and blade is located between collecting ring and wheel disc, and collection is formed in the middle of collecting ring
The mouth of a river, the cross sectional shape of described supercharging reducing runner is rectangle, and supercharging reducing runner height and impeller it is highly consistent,
And along the cylindrical tangential blade just to impeller of impeller.
Further, a cloth water cavity being located at below impeller, described delivery port and cloth are additionally provided with described housing
Water cavity is connected.
Further, the blade of described impeller is slab construction or arc plate structure.
Further, the side wall of the periphery and housing of the wheel disc of described impeller and the upper wall of housing and impeller it
Between leave small running clearance.
Further, the water inlet direction of described water inlet and the water outlet direction of delivery port are perpendicular, and delivery port bag
Include the circular outlet pipe being fixed in housing sidewall and the water-output flange being connected on outlet pipe.
Further, it is additionally provided with water-in flange on described heavy caliber water inlet pipe.
Further, it is additionally provided between described bearing housing and housing for by bearing housing and isolating that housing is separated
Frame, the isolating frame makes somebody a mere figurehead bearing housing on housing.
Further, the material of the casing of described housing, impeller, isolating frame and bearing housing uses 304 stainless steels.
3. beneficial effect
The technical scheme provided using the utility model, compared with existing known technology, is had the advantages that：
(1) there is a kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, its water inlet supercharging to become runoff
Road, the cross sectional shape of the supercharging reducing runner is rectangle, and supercharging reducing runner height and impeller it is highly consistent, and along leaf
The cylindrical tangential blade just to impeller of wheel, using the structure optimization of rational intake-outlet arrangement and impeller, makes the hydraulic turbine
Water inlet Energy Efficient act on the rotating vane of impeller, and further improve intake pressure by being pressurized reducing runner,
The negative impact to impeller is reduced, so that more efficiently driving impeller rotation, and utilize the collecting ring and inlet of impeller
Design, makes the water into the hydraulic turbine quickly quickly be discharged into middle rotary collecting, and by inlet after the blade of impeller,
Take full advantage of into water energy, and reduce the internal consumption of energy, the operating efficiency of the hydraulic turbine greatly improved and the longevity is used
Life；
(2) one is additionally provided with a kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, its housing and is located at leaf
Cloth water cavity below wheel, delivery port is connected with cloth water cavity, and the cloth water cavity not only facilitates the arrangement of delivery port, and is easy to
Hengshui flow, it is ensured that two delivery ports of the hydraulic turbine can Quick uniform water outlet, the use of cross flow cooling tower is met, with energy-conservation
Noise abatement, the low feature of hydraulic demand；
(3) a kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, the blade of its impeller is slab construction
Or arc plate structure, welding production can be used, it is simple in construction, it is easy to make, and impeller more light and flexible, turn with higher
Speed；
(4) a kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, the wheel disc of its impeller and housing it is upper
Small running clearance is left between the side wall of the periphery and housing of wall and impeller, it is ensured that the water energy entered in the hydraulic turbine
It is enough fully to act on the blade of impeller, improve the operating efficiency of the hydraulic turbine；
(5) a kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, the water inlet direction of its water inlet is with going out
The water outlet direction at the mouth of a river is perpendicular, and arrangement is convenient, and Inlet and outlet water is not interfere with each other mutually；And delivery port includes being fixed in housing sidewall
Water-in flange is additionally provided with circular outlet pipe and the water-output flange being connected on outlet pipe, heavy caliber water inlet pipe, is easy to the hydraulic turbine
Installed and used on cooling tower；
(6) a kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, also sets between its bearing housing and housing
There is the isolating frame for bearing housing and housing to be separated, the isolating frame makes somebody a mere figurehead bearing housing on housing, efficiently solves shell
Body seal failure and the problem of cause bearing housing waterlogged damage, also, most of part of the hydraulic turbine uses 304 stainless steels,
Significantly extend the service life of the hydraulic turbine.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the durable and efficient special hydraulic turbine of cooling tower of the present utility model；
Fig. 2 is the structural representation after a kind of housing of the durable and efficient special hydraulic turbine of cooling tower of the present utility model is splitted
Figure；
Fig. 3 be the utility model in housing structural representation；
Fig. 4 be the utility model in impeller structural representation.
Label declaration in schematic diagram：
1st, housing；2nd, impeller；2-1, wheel disc；2-2, blade；2-3, collecting ring；2-4, inlet；3rd, rotating shaft；4th, bearing
Case；5th, isolating frame；6th, water inlet；6-1, sector tube；6-2, supercharging reducing runner；6-3, heavy caliber water inlet pipe；6-4, enter water law
It is blue；7th, cloth water cavity；8th, delivery port；8-1, outlet pipe；8-2, water-output flange.
Embodiment
To further appreciate that content of the present utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
With reference to shown in Fig. 1 to Fig. 4, a kind of durable and efficient special hydraulic turbine of cooling tower of the present embodiment, including housing 1,
Impeller 2, rotating shaft 3 and bearing housing 4, impeller 2 are installed in housing 1 by rotating shaft 3, and rotating shaft 3 passes through the bearing being fixed on housing 1
Gland seal device is provided between case 4, and rotating shaft 3 and housing 1, the gland seal device can use existing mechanical seal structure and oil sealing knot
Structure etc., is additionally provided with the isolating frame 5 for bearing housing 4 and housing 1 to be separated between bearing housing 4 and housing 1, the isolating frame 5 will
Bearing housing 4 is maked somebody a mere figurehead on housing 1, so, the leak even if gland seal device fails, and also ensure that in bearing housing 4 to intake, from
And effectively prevent bearing housing 4 and damage, improve the service life of the hydraulic turbine；Above-mentioned isolating frame 5 has two disks up and down,
The support bar of more than three is uniformly fixed between two disks up and down, when gland seal device, which is damaged, to be leaked, the water spilt can
It is quick outwards wandering from isolating frame 5, it effectively prevent current direction bearing housing 4.The side wall of housing 1 is provided with one and 2, impeller
Relative water inlet 6 and two delivery ports 8 that are opposed and being located at below impeller 2 is put, it is preferred that the water inlet direction of water inlet 6
Water outlet direction with delivery port 8 is perpendicular, easily facilitates the arrangement of intake-outlet, and Inlet and outlet water is not interfere with each other mutually；Water inlet 6 includes
Sector tube 6-1 and heavy caliber water inlet pipe 6-3, in the present embodiment, sector tube 6-1 rectangular cross-section, and the wide one end in one end is narrow,
Diametric(al) of the sector tube 6-1 wide end along housing 1 is fixed on housing 1, and tangential along impeller 2 provided with one in sector tube 6-1
The supercharging reducing runner 6-2 (as shown in figures 1 and 3) that direction size is gradually reduced, supercharging reducing runner 6-2 can be oblique by one
The dividing plate put is separated out, and makes simple, the water inlet structure using sector is more firm；Sector tube 6-1 narrow end is entered with heavy caliber
Water pipe 6-3 is fixedly connected with, so, and intake pressure can be effectively improved in hydroturbine water intake, so as to improve water inlet flow velocity, improves water
The operating efficiency of turbine；As shown in figure 4, above-mentioned impeller 2 includes wheel disc 2-1, is perpendicularly fixed at wheel disc along same direction of rotation
2-1 is upper and from wheel disc 2-1 centers to some blade 2-2 of external radiation and the collecting ring 2-3 being fixed on blade 2-2 peripheries, collection
Water ring 2-3 is parallel with wheel disc 2-1, and blade 2-2 is located between collecting ring 2-3 and wheel disc 2-1, collecting ring 2-3 middle shape
Into inlet 2-4, supercharging reducing runner 6-2 cross sectional shape is rectangle, and is pressurized reducing runner 6-2 height and impeller 2
It is highly consistent, and along the cylindrical tangential blade 2-2 just to impeller 2 of impeller 2, after supercharging reducing runner 6-2 superchargings, water from
The blade 2-2 of the side tangential impact impeller 2 of impeller 2, impeller 2 quickly rotates, in collecting ring 2-3 and wheel disc 2-1 work
Under, coordinate supercharging reducing runner 6-2, water all enters from the side of impeller 2, and the quick center flow to impeller 2, and passes through
Cross inlet 2-4 and quickly rotate outflow, take full advantage of into water energy, and reduce the internal consumption of energy, greatly improved
The operating efficiency of the hydraulic turbine.Impeller 2 in the present embodiment can use welding production, and collecting ring 2-3 can not only play the work that catchments
With blade 2-2 structural strength can also be effectively improved.The blade 2-2 of impeller 2 can be slab construction or arc plate structure,
Arranged according to certain gradient, it is simple in construction, it is easy to make, and the more light and flexible of impeller 2, with higher rotating speed.
As shown in Fig. 2 being additionally provided with a cloth water cavity 7 being located at below impeller 2, delivery port 8 and the phase of cloth water cavity 7 in housing 1
Connection, the cloth water cavity 7 not only facilitates the arrangement of delivery port 8, and is easy to balanced current, it is ensured that two delivery ports of the hydraulic turbine
8 can Quick uniform water outlet, the use of cross flow cooling tower is met, with energy-saving and noise reduction, the low feature of hydraulic demand.In addition,
Left between the side wall of the periphery and housing 1 of the wheel disc 2-1 of impeller 2 and the upper wall of housing 1 and impeller 2 between small rotation
Gap, it is ensured that the water entered in the hydraulic turbine can be acted on fully on the blade 2-2 of impeller 2, improves the operating efficiency of the hydraulic turbine.
Installed for the ease of the hydraulic turbine on cooling tower, above-mentioned delivery port 8 includes the circular outlet pipe 8- being fixed on the side wall of housing 1
Water-in flange 6-4 is additionally provided with the 1 and water-output flange 8-2 that is connected on outlet pipe 8-1, heavy caliber water inlet pipe 6-3.While in order to
Extend the service life of the hydraulic turbine, above-mentioned housing 1, impeller 2, the material of the casing of isolating frame 5 and bearing housing 4 are not 304 not
Become rusty steel.
A kind of durable and efficient special hydraulic turbine of cooling tower of the present embodiment, during work, water inlet pipe is connected to the hydraulic turbine
Water inlet 6, the pressure and speed of current are improved after supercharging reducing runner 6-2, and are tangentially acted on impeller 2, due to
Supercharging reducing runner 6-2 height is highly consistent with impeller 2, and the energy of current can be acted on impeller 2 completely, and in collection
In the presence of water ring 2-3, current circumferentially enter from the side of impeller 2, and the quick rotating flows of inlet 2-4 in the middle part of impeller 2
Go out, the high-efficiency rotating of impeller 2, so that the fan blade (not shown) rotation that the top of drive shaft 3 is installed, greatly improves water wheels
The operating efficiency of machine, takes full advantage of " power surplus " in cooling tower water system；Meanwhile, the water after impeller 2 is in water distribution
Discharged in chamber 7 after equiblibrium mass distribution from two delivery ports 8.
A kind of durable and efficient special hydraulic turbine of cooling tower of the present utility model, using rational intake-outlet arrangement and
The structure optimization of impeller, makes the water inlet Energy Efficient of the hydraulic turbine act on the rotating vane of impeller, and by being pressurized reducing
Runner further improves intake pressure, reduces the negative impact to impeller, so that more efficiently driving impeller rotation, and profit
Designed with the collecting ring and inlet of impeller, make the water for entering the hydraulic turbine quick to middle rotary collecting after the blade of impeller
In, and quickly discharged by inlet, take full advantage of into water energy, and the internal consumption of energy is reduced, it greatly improved
The operating efficiency and service life of the hydraulic turbine.
Schematically the utility model and embodiments thereof are described above, the description does not have restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area
Those of ordinary skill enlightened by it, do not departing from the case that the utility model creates objective, without creatively designing
The frame mode similar to the technical scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (8)
1. a kind of special hydraulic turbine of durable and efficient cooling tower, including housing (1), impeller (2), rotating shaft (3) and bearing housing (4),
Described impeller (2) is installed in housing (1) by rotating shaft (3), and described rotating shaft (3) passes through the axle being fixed on housing (1)
Hold and gland seal device be provided between case (4), and rotating shaft (3) and housing (1), it is characterised in that：Set on the side wall of described housing (1)
There are a water inlet (6) relative with impeller (2) position and two delivery ports (8) that are opposed and being located at below impeller (2), institute
The water inlet (6) stated includes sector tube (6-1) and heavy caliber water inlet pipe (6-3), and the wide end of described sector tube (6-1) is along housing
(1) diametric(al) is fixed on housing (1), and is gradually subtracted along impeller (2) tangential direction size provided with one in sector tube (6-1)
Small supercharging reducing runner (6-2), the narrow end of described sector tube (6-1) is fixedly connected with heavy caliber water inlet pipe (6-3)；Described
Impeller (2) is perpendicularly fixed on wheel disc (2-1) and outside by wheel disc (2-1) center including wheel disc (2-1), along same direction of rotation
Some blades (2-2) of radiation and the collecting ring (2-3) being fixed on blade (2-2) periphery, described collecting ring (2-3) and wheel
Disk (2-1) is parallel, and blade (2-2) is located between collecting ring (2-3) and wheel disc (2-1), formation in the middle of collecting ring (2-3)
Inlet (2-4), the cross sectional shape of described supercharging reducing runner (6-2) is rectangle, and is pressurized the height of reducing runner (6-2)
It is highly consistent with impeller (2), and along the cylindrical tangential blade (2-2) just to impeller (2) of impeller (2).
2. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 1, it is characterised in that：Described housing
(1) a cloth water cavity (7) being located at below impeller (2) is additionally provided with, described delivery port (8) is connected with cloth water cavity (7).
3. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 1 or 2, it is characterised in that：Described
The blade (2-2) of impeller (2) is slab construction or arc plate structure.
4. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 3, it is characterised in that：Described impeller
(2) left between wheel disc (2-1) and the side wall of the periphery and housing (1) of the upper wall of housing (1) and impeller (2) small
Running clearance.
5. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 4, it is characterised in that：Described water inlet
The water inlet direction and the water outlet direction of delivery port (8) of mouth (6) are perpendicular, and delivery port (8) includes being fixed on the wall of housing (1) side
Circular outlet pipe (8-1) and the water-output flange (8-2) that is connected on outlet pipe (8-1).
6. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 5, it is characterised in that：Described big mouth
Water-in flange (6-4) is additionally provided with footpath water inlet pipe (6-3).
7. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 5, it is characterised in that：Described bearing
The isolating frame (5) for bearing housing (4) and housing (1) to be separated, the isolating frame (5) are additionally provided between case (4) and housing (1)
Bearing housing (4) is maked somebody a mere figurehead on housing (1).
8. a kind of durable and efficient special hydraulic turbine of cooling tower according to claim 7, it is characterised in that：Described housing
(1), the material of the casing of impeller (2), isolating frame (5) and bearing housing (4) uses 304 stainless steels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720038180.1U CN206513496U (en) | 2017-01-13 | 2017-01-13 | A kind of special hydraulic turbine of durable and efficient cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720038180.1U CN206513496U (en) | 2017-01-13 | 2017-01-13 | A kind of special hydraulic turbine of durable and efficient cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513496U true CN206513496U (en) | 2017-09-22 |
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ID=59865002
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720038180.1U Active CN206513496U (en) | 2017-01-13 | 2017-01-13 | A kind of special hydraulic turbine of durable and efficient cooling tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640491A (en) * | 2017-01-13 | 2017-05-10 | 溧阳市金土地节能科技有限公司 | Efficient and durable special water turbine for cooling tower |
-
2017
- 2017-01-13 CN CN201720038180.1U patent/CN206513496U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640491A (en) * | 2017-01-13 | 2017-05-10 | 溧阳市金土地节能科技有限公司 | Efficient and durable special water turbine for cooling tower |
| CN106640491B (en) * | 2017-01-13 | 2024-02-27 | 溧阳市金土地节能科技有限公司 | Special hydraulic turbine of high-efficient durable cooling tower |
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