CN202251068U - Multi-blade water-turbine pump with low-water level water lifting function for fire fighting - Google Patents
Multi-blade water-turbine pump with low-water level water lifting function for fire fighting Download PDFInfo
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- CN202251068U CN202251068U CN2011203561851U CN201120356185U CN202251068U CN 202251068 U CN202251068 U CN 202251068U CN 2011203561851 U CN2011203561851 U CN 2011203561851U CN 201120356185 U CN201120356185 U CN 201120356185U CN 202251068 U CN202251068 U CN 202251068U
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Abstract
The utility model relates to a multi-blade water-turbine pump with a low-water level water lifting function for fire fighting, and belongs to the technical field of fire fighting instruments. The water-turbine pump comprises a turbine casing, a runner, a shaft, a bearing, an impeller, a pump body and a filter screen. A saw-tooth efficient water turbine with long and short blades, which is in a no-contact type sealed state, converts water supply energy into rotation mechanical energy, and transmits the rotation mechanical energy to a water pump which is coaxially and optimally matched with the efficient water turbine, and the water pump converts the rotation mechanical energy into hydroenergy to realize efficient water lifting. The bearing adopts a novel bearing which is made of ultrahigh molecules and has a low frictional coefficient and high abrasion resistance, so as to ensure the safe operation of the bearing, and greatly simplifies the structure of the water-turbine pump. The whole water-turbine pump can be suspended in an optimal position through an inflatable can buoy, so as to prevent float grass or sundries from entering into the impeller, which ensures safe operation. During use, a fire engine supplies water to the water-turbine pump through a vehicle-mounted fire pump or a water hose, and the water flow is guided back to the fire engine for circulating use; and the water-turbine pump lifts water in a water source to a position requiring water during fire fighting, so as to realize the low-water level water lifting function.
Description
Technical field
The utility model belongs to the fire-fighting equipment technical field, is specifically related to a kind of fluid and promotes and conveying mechanism, relates in particular to a kind of fire-fighting with low water level water lift multiple-blade turbine pump.
Background technique
Fire-fighting truck tends to when carrying out fire-fighting operation in the scene of a fire run into the problem that fire water supply is supplied with difficulty: in city or the cities and towns; Urban fire protection water supply network and municipal water supply pipe network share; The main water source of fire supply is municipal fire hydrant; Generally can both the scene of the accident or near find fire hydrant, but many town water supply scarce capacities cause fire-fighting water reliably not guarantee; In the suburb, rural area and some complicated locations often do not have fire hydrant, perhaps fire hydrant is too far away apart from fire-fighting truck; At this moment just need utilize open water supplies such as river, river, lake, well to carry out fire fighting supply.The height (suction journey) of fire water pump water intaking receives the restriction of pump characteristics, when water level is low to above the suction journey of pump the time, promptly can't absorb water.For example; Fire-fighting truck will just belong to this situation in the korneforos water intaking on flood bank.Fire-fighting is exactly the fire-protection equipment that effectively addresses this problem with low water level water lift multiple-blade turbine pump.Once the someone proposed fire water wheel pump; But because efficient too low (water turbine of poor efficiency and water pump, the supporting in addition unreasonable overall efficiency that makes is extremely low, has only 20%～30%); And no practicability such as structure; Bearing water inlet problem can not get solution, and (after the ball bearing water inlet, lubricant grease is lost lubrication by emulsification, and bearing is damaged very soon.Even the employing lip seal is also leaked after operation for several times very soon.This problem makes it not have any use value), therefore have no application, more do not form product.Fire-fighting has solved above-listed problem with low water level water lift multiple-blade turbine pump, and volume is little, in light weight, is convenient to move.In the open air or non-transformer or do not allow to use under the situation of power supply, as long as there is the fire-fighting truck of a band water to use.
The model utility content
The purpose of the utility model is to provide a kind of fire-fighting with low water level water lift multiple-blade turbine pump.
The fire-fighting that the utility model proposes is made up of water turbine, water pump, axle 3, bearing 4 and filter screen 7 with low water level water lift multiple-blade turbine pump, and water turbine comprises spiral case 1 and runner 2; Water pump comprises the impeller 5 and the pump housing 6, and the runner 2 of water turbine and the impeller 5 of water pump are two independent parts, and bearing 4 is placed on the axle 3; Runner 2 is placed on the axle 3 with impeller 5, and is positioned at bearing 4 both sides, and spiral case 1 is positioned at outside the runner 2; And zigzag fashion non-contact sealing is adopted in the sealing between spiral case 1 and the runner 2, and impeller 5 is positioned at the pump housing 6, and impeller 5, axle 3, runner 2 and the pump housing 6 coaxial arrangement; The pump housing 6 one sides are water intake, and said water intake is provided with filter screen 7; Said runner 2 adopts mixed-flow, and impeller 5 adopts centrifugal.
In the utility model, said runner 2 is a multiple-blade, and wherein half the is short blade, and short blade offset makes the flow field be tending towards evenly rationally making efficient to improve between two linear leafs, and turbine efficiency is up to 68%.
In the utility model, the core component of described water turbine is the spiral case and the runner of coupling each other.Seal the leakage that farthest reduces high-pressure water flow with the zigzag fashion non-contact between them, to raising the efficiency important effect.
In the utility model; Described water turbine and water pump are coaxial; The two energy autobalance and same rotating speed; On the basis of comprehensively grasping the two characteristic, they are mated, make turbine pump efficient not only higher under design conditions with computation optimization, and in its operating mode scope internal efficiency up to 41%～51%.
In the utility model, described bearing is the novel ultra-high molecule bearing of low coefficient of friction, high abrasion water lubrication.Water is that its oiling agent is again a cooling liquid, and it is more not water funk therefore to need not sealing, has solved the problem that ball bearing is damaged because of water inlet thus, and has simplified the structure.
The method for using of the utility model is: the hydroturbine water intake mouth of said turbine pump is passed through the water pump that the water band connects fire-fighting truck, and water outlet is through the water tank of water band connection fire-fighting truck, and the water outlet of water pump is connected to other water intaking through the water band and equips or water pot.Turbine pump connects gas-filled type floating drum group; Turbine pump can be supported by gas-filled type floating drum group; Be that the gas-filled type floating drum utilizes himself buoyancy, make turbine pump be suspended in the water surface or following a certain position through the control aeration quantity, this can be avoided water-bed pasture and water or foreign material to stop up the pump sump mouth.The water turbine of turbine pump can convert the defeated next water of fire-fighting truck into rotating mechanical energy efficiently, and these current are drawn back fire-fighting truck, so that this water circulation is used; The water pump of turbine pump rises to the place that needs water with rotating mechanical energy with the water at place, water source efficiently, and water level, the water yield should be able to satisfy the needs of fire-fighting.Wherein: twice conversion of energy efficiently is key problem in technology in water turbine and the water pump.In the utility model, described gas-filled type floating drum utilizes himself buoyancy, makes turbine pump be suspended in the water surface or following a certain position through the control aeration quantity.
The utility model has overcome the deficiency of the low bearing water inlet of existing technology efficient.
The beneficial effect of the utility model is:
1, the utility model adopts multiple-blade highly effective water wheel machine and high-quality water pump model.And adopt " characteristic allocation optimum method " to make water turbine the most reasonable with the water pump coupling, make turbine pump that high efficient not only arranged under design conditions, and under the situation that working condition changes in very on a large scale, also can keep efficient.Because above-mentioned measure, its efficient is up to 41%～51%.
2, the utility model ultra-high molecule water lubriucated bearing has solved because the problem of damaging very soon after the ball bearing water inlet is protected the reliability of turbine pump and life-span fully.
Description of drawings
Fig. 1 is the said turbine pump section of structure of the utility model.
Fig. 2 is the utility model work system schematic representation.
Label among the figure: 1 is spiral case, and 2 is runner, and 3 is axle, and 4 is bearing, and 5 is impeller, and 6 is the pump housing, and 7 is filter screen, and 8 is fire-fighting truck, and 9 is fire water pump, and 10 is the water band, and 11 is turbine pump, and 12 is gas-filled type floating drum group.
Embodiment
Specify the utility model below in conjunction with accompanying drawing and embodiment.
Embodiment 1: referring to Fig. 1, turbine pump is made up of spiral case 1, runner 2, axle 3, bearing 4, impeller 5, the pump housing 6 and filter screen 7.The runner 2 and the water pump vane 5 of water turbine are two independent parts, are contained on the same axle 3 through the spiral case 1 of bearing 4, water turbine and the pump housing 6 of water pump, and filter screen 7 is contained on the pump housing 6 through bolt.Rotary wheel of water turbine 2 adopts mixed-flow, and the impeller 5 of pump adopts centrifugal.The water turbine main body of spiral case 1 and runner 2 composition turbine pump, the water pump main body of impeller 5 and the pump housing 6 composition turbine pump.Spiral case 1 matees with runner 2 each other, and the leakage that farthest reduces high-pressure water flow with zigzag fashion non-contact sealing between them is to raising the efficiency important effect.Runner 2 is a multiple-blade, and wherein half the is short blade, and they are offset between two linear leafs, makes the flow field be tending towards evenly rationally making efficient to improve, and turbine efficiency is up to 68%.Select the Efficient water pump passage component for use according to lift and flow needs; Water turbine and pump are coaxial; The two energy autobalance and same rotating speed; On the basis of comprehensively grasping the two characteristic, they are mated, make turbine pump efficient not only higher under design conditions with computation optimization, and in its operating mode scope internal efficiency up to 41%～51%.Bearing 4 is the novel ultra-high molecule bearing of low coefficient of friction, high abrasion water lubrication.Water is that its oiling agent is again a cooling liquid, and it is more not water funk therefore to need not sealing, has solved the problem that ball bearing is damaged because of water inlet thus, and has simplified the structure.
Referring to Fig. 2; During the utility model work, fire-fighting truck 8 supplies water to the water turbine of turbine pump 11 through vehicle mounted fire pump 9 and water band 10, and water turbine can convert water into rotating mechanical energy and drive water pump; Water in water turbine work is got back in the water tank of fire-fighting truck through water band 10, for recycling.The water pump of turbine pump filters the water at place, water source after water is transported to eminence other fire-fighting truck of supply with water band 10 or equipment uses through filter screen 7.Whole turbine pump can be supported by gas-filled type floating drum group 12, and the gas-filled type floating drum utilizes himself buoyancy, makes turbine pump be suspended in the water surface or following a certain position through the control aeration quantity, and this can be avoided water-bed pasture and water or foreign material to stop up the water sucking mouth.
Claims (4)
1. a fire-fighting is made up of water turbine, water pump, axle (3), bearing (4) and filter screen (7) with low water level water lift multiple-blade turbine pump, and water turbine comprises spiral case (1) and runner (2); Water pump comprises the impeller (5) and the pump housing (6), and the impeller (5) of runner of water turbine (2) and water pump is two independent parts, and bearing (4) is placed on the axle (3); Runner (2) and impeller (5) are placed on the axle (3); And be positioned at bearing (4) both sides, spiral case (1) is positioned at outside the runner (2), and zigzag fashion non-contact sealing is adopted in the sealing between spiral case (1) and the runner (2); Impeller (5) is positioned at the pump housing (6); And impeller (5), axle (3), runner (2) and the pump housing (6) coaxial arrangement, the pump housing (6) one sides are water intake, said water intake is provided with filter screen (7); Said runner (2) adopts mixed-flow, and impeller (5) adopts centrifugal.
2. fire-fighting according to claim 1 is characterized in that with low water level water lift multiple-blade turbine pump said runner (2) is a multiple-blade, and wherein half the is short blade, and short blade offset is between two linear leafs.
3. low water level water lift multiple-blade turbine pump according to claim 1 is characterized in that said bearing (4) adopts low coefficient of friction, the novel ultra-high molecule bearing of high abrasion water lubrication.
4. low water level water lift multiple-blade turbine pump according to claim 1, when it is characterized in that work, said turbine pump connects gas-filled type floating drum group, makes turbine pump be suspended in the water surface or following a certain position through the control aeration quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203561851U CN202251068U (en) | 2011-09-22 | 2011-09-22 | Multi-blade water-turbine pump with low-water level water lifting function for fire fighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203561851U CN202251068U (en) | 2011-09-22 | 2011-09-22 | Multi-blade water-turbine pump with low-water level water lifting function for fire fighting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251068U true CN202251068U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203561851U Expired - Lifetime CN202251068U (en) | 2011-09-22 | 2011-09-22 | Multi-blade water-turbine pump with low-water level water lifting function for fire fighting |
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| CN (1) | CN202251068U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216451A (en) * | 2013-05-03 | 2013-07-24 | 南京信诚艾尔克工业灭火设备制造有限公司 | Water-power-driving centrifugal pump |
| CN104389811A (en) * | 2014-11-16 | 2015-03-04 | 沈阳市工业泵厂(有限公司) | Energy reuse radial boosting pump |
| CN105697388A (en) * | 2016-04-20 | 2016-06-22 | 长沙矿冶研究院有限责任公司 | Deepwater hydraulic drive water pump |
| CN110410335A (en) * | 2019-08-29 | 2019-11-05 | 济南良乔环保设备有限公司 | A kind of vehicle-carried spare tyre formula is lauched water fetching device |
| CN114109851A (en) * | 2021-11-30 | 2022-03-01 | 智洪科技(通化)有限公司 | Novel fire-fighting water pump |
-
2011
- 2011-09-22 CN CN2011203561851U patent/CN202251068U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216451A (en) * | 2013-05-03 | 2013-07-24 | 南京信诚艾尔克工业灭火设备制造有限公司 | Water-power-driving centrifugal pump |
| CN104389811A (en) * | 2014-11-16 | 2015-03-04 | 沈阳市工业泵厂(有限公司) | Energy reuse radial boosting pump |
| CN105697388A (en) * | 2016-04-20 | 2016-06-22 | 长沙矿冶研究院有限责任公司 | Deepwater hydraulic drive water pump |
| CN105697388B (en) * | 2016-04-20 | 2018-05-08 | 长沙矿冶研究院有限责任公司 | Deepwater hydraulic drives water pump |
| CN110410335A (en) * | 2019-08-29 | 2019-11-05 | 济南良乔环保设备有限公司 | A kind of vehicle-carried spare tyre formula is lauched water fetching device |
| CN114109851A (en) * | 2021-11-30 | 2022-03-01 | 智洪科技(通化)有限公司 | Novel fire-fighting water pump |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |