CN102182690A - Composite tubular pump device - Google Patents
Composite tubular pump device Download PDFInfo
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- CN102182690A CN102182690A CN2011101515285A CN201110151528A CN102182690A CN 102182690 A CN102182690 A CN 102182690A CN 2011101515285 A CN2011101515285 A CN 2011101515285A CN 201110151528 A CN201110151528 A CN 201110151528A CN 102182690 A CN102182690 A CN 102182690A
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Abstract
The invention relates to a composite tubular pump device which comprises a water inflow runner (1), a semi-vertical semi-bulb water inflow structure, a horizontal water pump unit and a water outflow runner (10) which are connected sequentially, wherein the semi-vertical semi-bulb water inflow structure comprises a metal shell; the metal shell comprises an upper vertical well (6) and a lower bulb body (7), wherein the cross section shape of the upper vertical well is a walnut-shaped streamline shape with two tip ends and a large middle part; the maximal width of the upper vertical well is the same with the maximal diameter of the lower bulb body; and a motor (2) of the horizontal water pump unit and a transmission device (4) are installed in the metal shell. The semi-vertical semi-bulb water inflow structure is adopted for the composite tubular pump device provided by the invention, and integrates the advantages of a vertical-well-type tubular pump device and a bulb-type tubular pump device, thus a favorable water inflow condition can be provided for the water pump, the energy property and cavitation erosion of the water pump are exerted, the structure is compact, the ventilation and heat radiation conditions are good, the pump unit is convenient to install and overhaul, and the composite tubular pump device is good for running and managing.
Description
Technical field
The present invention relates to through-flow pump, particularly, relate to a kind of combined type tubular pump, it is mainly used in technical fields such as Hydraulic and Hydro-Power Engineering, Inter-Basin Water Transfer Project, water environment treatment engineering, cities and towns water supply and sewage and flood protection works.
Background technique
As everyone knows, through-flow pump is a kind of of horizontal axial-flow pump, forms an integral body by motor, speed reducer and water pump, and it is installed in the machine hole of submerged groin inside, and inlet and outlet channel is positioned on the straight line, approximate straight cylinder shape.
In the low lift pumping plant, tubular pump commonly used mainly contains several pumping plant structural types such as bulb through-flow, shaft tubular, for reducing the pump house cutting depth, improves water pump water inlet condition, and raising pumping plant efficient etc. has significant advantage.The bulb through-flow pump-unit is installed in motor and transmission device in the metal shell of a bulb-shaped, compact structure, but involve great expense, sealing, the requirement height that ventilates and dispel the heat, difficult in maintenance.Shaft tubular pump is installed in motor, transmission device etc. in the vertical shaft of opening wide, and shaft tubular pump ventilation, heat radiation and moistureproof condition are good, and operation maintenance is more convenient, and set structure is simple, but hydraulic performance is not very desirable generally.
In view of this, need a kind of novel tubular pump of design, make it to have concurrently the advantage of bulb through-flow pump-unit and shaft tubular pump.
Summary of the invention
The purpose of this invention is to provide a kind of novel combined type tubular pump, the hydraulic performance of this combined type tubular pump is good, and unit ventilation and heat condition is good, and convenient the installation overhauled, and compact structure is beneficial to operation management.
Above-mentioned purpose is achieved through the following technical solutions: the combined type tubular pump, comprise the water inlet flow channel that connects successively, half vertical shaft, half bulb-style water inlet structure, horizontal pump unit and outlet passage, wherein said half vertical shaft, half bulb-style water inlet structure comprises the metal shell of the hollow of half vertical shaft, half bulb-shaped, this metal shell comprises upper shaft and bottom bulb, the sectional shape of described upper shaft is pointed at both ends, the streamline-shaped that is walnut shape broad in the middle, described bottom bulb is the streamline-shaped of half bulb-shaped, the Extreme breadth of described upper shaft is identical with the maximum diameter of described bottom bulb, and motor and transmission device in the described horizontal pump unit are installed in the described metal shell.
Pass through technique scheme, combined type tubular pump of the present invention adopts half vertical shaft, half bulb-style water inlet structure, it combines the advantage of vertical shaft type and two kinds of tubular pumps of bulb-style, can provide good water inlet condition for water pump, the energy characteristics and the cavitation corrosion performance of performance water pump, compact structure, the ventilation and heat condition is good, it is convenient that unit is installed maintenance, is beneficial to operation management.
Description of drawings
Fig. 1 is the sectional structure schematic representation of the combined type tubular pump of the specific embodiment of the invention, and the arrow among the figure is represented water (flow) direction.
The generalized section of Fig. 2 for dissecing along the A-A line among Fig. 1, the arrow among the figure is represented water (flow) direction.
Among the figure: 1 water inlet flow channel; 2 motors; 3 motor bases; 4 transmission devices; 5 coupling; 6 upper shaft; 7 bottom bulbs; 8 water pump vanes; 9 diffusers; 10 outlet passages.
Embodiment
The embodiment of combined type tubular pump of the present invention is described below in conjunction with accompanying drawing.
Referring to illustrated in figures 1 and 2, combined type tubular pump of the present invention, comprise the water inlet flow channel 1 that connects successively, half vertical shaft, half bulb-style water inlet structure, horizontal pump unit and outlet passage 10, wherein, described half vertical shaft, half bulb-style water inlet structure comprises the metal shell of the hollow of half vertical shaft, half bulb-shaped, this metal shell comprises upper shaft 6 and bottom bulb 7, the sectional shape of described upper shaft 6 is pointed at both ends, the streamline-shaped that is walnut shape broad in the middle, described bottom bulb 7 is the streamline-shaped of half bulb-shaped, the Extreme breadth of this upper shaft 6 is identical with the maximum diameter of described bottom bulb 7, to satisfy the requirement that motor and transmission device are installed, motor 2 and transmission device 4 in the described horizontal pump unit are installed in the described metal shell.
Except the said structure parts, also having some parts is known ground for those skilled in the art, and this is repeated no more.For example, outlet passage 10 generally is a concrete structure, and motor 2 generally is fixed on the motor basis 3, and the horizontal pump unit also comprises coupling 5, water pump vane 8 and diffuser 9 etc.
Combined type tubular pump of the present invention adopts the water inlet structure of half vertical shaft, half bulb-style, the sectional shape of upper shaft 6 is pointed at both ends, broad in the middle, it is streamlined to be the walnut shape, Extreme breadth is identical with the bulb maximum diameter, bottom bulb 7 also is streamlined, motor 2 and transmission device 4 are installed in the metal shell of half vertical shaft, half bulb-shaped, compact structure, water is crossed in bottom bulb 7 belows and upper shaft 6 both sides, has increased area of passage, reduces water velocity, reduce hydraulic loss, help improving pumping plant efficient, combine the advantage of vertical shaft type and two kinds of tubular pumps of bulb-style, compact structure, the ventilation and heat condition is good, it is convenient that unit is installed maintenance, and the operations staff can enter vertical shaft from the vertical shaft top, carries out the installation of motor and transmission device 4, maintenance and maintenance.Current are by water inlet flow channel, from the below of bottom bulb and and the both sides of upper shaft, enter water pump vane, obtain the water body of energy, flow to outlet passage through diffuser.
By last description as seen, combined type tubular pump of the present invention adopts half vertical shaft, half bulb-style water inlet structure, it combines the advantage of vertical shaft type and two kinds of tubular pumps of bulb-style, can provide good water inlet condition for water pump, the energy characteristics and the cavitation corrosion performance of performance water pump, compact structure, the ventilation and heat condition is good, it is convenient that unit is installed maintenance, is beneficial to operation management.
Each concrete technical characteristics described in above-mentioned embodiment can carry out combination in any by any suitable manner, and it falls within the scope disclosed in this invention equally.Simultaneously, also can carry out combination in any between the various mode of execution of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.In addition, the present invention is not limited to the detail in the above-mentioned mode of execution, in technical conceive scope of the present invention, can carry out multiple simple variant to technological scheme of the present invention, and these simple variant all belong to protection scope of the present invention.Protection scope of the present invention is defined by the claims.
Claims (1)
1. combined type tubular pump, it is characterized in that, comprise the water inlet flow channel (1) that connects successively, half vertical shaft, half bulb-style water inlet structure, horizontal pump unit and outlet passage (10), wherein said half vertical shaft, half bulb-style water inlet structure comprises the metal shell of the hollow of half vertical shaft, half bulb-shaped, this metal shell comprises upper shaft (6) and bottom bulb (7), the sectional shape of described upper shaft (6) is pointed at both ends, the streamline-shaped that is walnut shape broad in the middle, described bottom bulb (7) is the streamline-shaped of half bulb-shaped, the Extreme breadth of described upper shaft (6) is identical with the maximum diameter of described bottom bulb (7), and motor (2) and transmission device (4) in the described horizontal pump unit are installed in the described metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101515285A CN102182690A (en) | 2011-06-08 | 2011-06-08 | Composite tubular pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101515285A CN102182690A (en) | 2011-06-08 | 2011-06-08 | Composite tubular pump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102182690A true CN102182690A (en) | 2011-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101515285A Pending CN102182690A (en) | 2011-06-08 | 2011-06-08 | Composite tubular pump device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102182690A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943505A (en) * | 2012-11-27 | 2013-02-27 | 宁波巨神制泵实业有限公司 | Mounting structure for automatic coupled submersible tubular pump |
| CN105715586A (en) * | 2016-01-19 | 2016-06-29 | 扬州大学 | Excellent-hydraulic-performance inlet conduit of tubular-type axial flow pump device with front-mounted bulb and application method |
| CN108087811A (en) * | 2017-12-11 | 2018-05-29 | 河海大学文天学院 | A kind of tubular water energy navigation light |
| CN108412778A (en) * | 2018-05-17 | 2018-08-17 | 合肥恒大江海泵业股份有限公司 | A kind of motor preposition formula submersed three-flow pump |
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| US4780052A (en) * | 1986-09-02 | 1988-10-25 | Compagnie General Des Matieres Nucleaires | Rotary blower with guide sleeve |
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2011
- 2011-06-08 CN CN2011101515285A patent/CN102182690A/en active Pending
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| US4780052A (en) * | 1986-09-02 | 1988-10-25 | Compagnie General Des Matieres Nucleaires | Rotary blower with guide sleeve |
| CN2809250Y (en) * | 2005-08-02 | 2006-08-23 | 四川东风电机厂有限公司 | Bulb through flow type hydroturbine generator unit |
| CN101235824A (en) * | 2007-01-31 | 2008-08-06 | 株式会社日立工业设备技术 | Tubular pump |
| CN101666287A (en) * | 2008-09-04 | 2010-03-10 | 水利部杭州机械设计研究所 | Two-way six-mode tide generating set |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943505A (en) * | 2012-11-27 | 2013-02-27 | 宁波巨神制泵实业有限公司 | Mounting structure for automatic coupled submersible tubular pump |
| CN102943505B (en) * | 2012-11-27 | 2014-11-26 | 宁波巨神制泵实业有限公司 | Mounting structure for automatic coupled submersible tubular pump |
| CN105715586A (en) * | 2016-01-19 | 2016-06-29 | 扬州大学 | Excellent-hydraulic-performance inlet conduit of tubular-type axial flow pump device with front-mounted bulb and application method |
| CN105715586B (en) * | 2016-01-19 | 2017-09-08 | 扬州大学 | A kind of bulb forward type tubular pump water inlet flow channel and application process |
| CN108087811A (en) * | 2017-12-11 | 2018-05-29 | 河海大学文天学院 | A kind of tubular water energy navigation light |
| CN108412778A (en) * | 2018-05-17 | 2018-08-17 | 合肥恒大江海泵业股份有限公司 | A kind of motor preposition formula submersed three-flow pump |
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Application publication date: 20110914 |