CN109707630A - A kind of single stage single suction volute pump - Google Patents
A kind of single stage single suction volute pump Download PDFInfo
- Publication number
- CN109707630A CN109707630A CN201811620590.2A CN201811620590A CN109707630A CN 109707630 A CN109707630 A CN 109707630A CN 201811620590 A CN201811620590 A CN 201811620590A CN 109707630 A CN109707630 A CN 109707630A
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- Prior art keywords
- pump
- bear box
- suction volute
- single stage
- pump housing
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Abstract
The present invention provides a kind of single stage single suction volute pump, the pump housing including both ends open setting, the pump housing is open at one end to be opened to unload and is provided with water-in flange, and the pump housing is open at one end to be provided with bear box, and bear box and the pump housing are integrally formed and are arranged.The present invention no longer uses back opening door structure, pump housing runner and bear box monoblock cast, cancels pump cover, all using mechanical seal structure, cancels filling-material structure, such Pump parts quantity will reduce 30%, and greatly reduce cost.The present invention is detachably arranged by water-in flange, is conveniently replaceable different impellers, realizes the centrifugal pump of different size, to greatly reduce the difficulty of series pump organization of production.Serial pump body runner is reduced to 14 by 31 rule by the present invention, and impeller type is also reduced to 14 by 31 rule, to improve the performance coverage area of product.
Description
Technical field
The present invention relates to Centrifugal Pump Design technical fields, more particularly to a kind of single stage single suction volute pump.
Background technique
Single stage single suction volute pump is a kind of various lots of universal machine, applied to the every field of national economy, such as agriculture
Every profession and trades, the requirements such as water in field benefit, petrochemical industry, electric power, building, environmental protection, light industry and food are very big.According to not completing to count, flow
12.5m3~400m3 single stage single suction volute pump domestic production enterprise more than 300,100 Yu Wantai of annual output, the output value 50
Hundred million yuan.
This patent related products single stage single suction volute pump is from the Joint National design typification opisthogenesis eighties in last century with extremely
The present, then without change.Due to technological level at that time and to the understanding deviation of efficiency of pump design, list of the flow in 12.5m3~400m3
Single stage single suction volute pump is designed to 31 kinds of specifications, by forming 115 models after cutting impeller and variable speed, is derived as direct-connected pump
With specifications and models after pipeline pump up to more than 370.With the deepening continuously of pumps design theoretic knowledge, cast and technology
Fast lifting and user's type selecting and using constantly mature, the basis of former series of products structure design no longer exists, designs
Defect also gradually show, especially its structure is complicated, number of parts is more, manufacturing process is complicated, presentation quality is difficult to ensure, at
This high disadvantage seriously constrains manufacturer's mass production, and redesigning serial single stage single suction volute pump according to new condition is
Solve the problems, such as this unique channel.
Summary of the invention
The present invention is intended to provide a kind of single stage single suction volute pump, to solve to reduce series of products (centrifugal pump) organization of production
Difficulty.
The technical solution adopted by the present invention are as follows: a kind of single stage single suction volute pump, it is characterised in that: be arranged including both ends open
The pump housing, the pump housing is open at one end to be opened to unload and is provided with water-in flange, and the pump housing is open at one end to be provided with bear box, and bear box
It is integrally formed and is arranged with the pump housing.
Single stage single suction volute pump according to the present invention, the pump housing is interior to be equipped with impeller, is equipped with shaft in bear box,
Shaft is detachably connected with impeller.
Single stage single suction volute pump according to the present invention, the impeller middle part are equipped with connector sleeve, and connector sleeve, which is set in, to be turned
On axis.
Single stage single suction volute pump according to the present invention, the shaft are connect with bear box by two groups of bearings, axis
Hold the lubricating cup that shell is equipped with inside connection between two groups of bearings.
Single stage single suction volute pump according to the present invention, the shaft and bear box use mechanical seal.
Single stage single suction volute pump according to the present invention, the mechanical seal are water seal.
Single stage single suction volute pump according to the present invention, the bear box end are equipped with gland, gland and cartridge housing
Body is detachably connected by hex bolts.
Single stage single suction volute pump according to the present invention, the expansion that the bear box is equipped with connection mechanical seal are stifled
Head.
Single stage single suction volute pump according to the present invention, the expansion plug is interior to be equipped with pipe close.
Single stage single suction volute pump according to the present invention, the water-in flange and the pump housing are detachably connected by screw.
The beneficial effects of the present invention are:
1, the present invention no longer uses back opening door structure, pump housing runner and bear box monoblock cast, cancels pump cover, all
Using mechanical seal structure, cancel filling-material structure, such Pump parts quantity will reduce 30%, and greatly reduce cost.
2, the present invention is detachably arranged by water-in flange, is conveniently replaceable different impellers, realizes the centrifugation of different size
Pump, to greatly reduce the difficulty of series pump organization of production.
3, serial pump body runner is reduced to 14 by 31 rule by the present invention, and impeller type is also by 31
A rule are reduced to 14, to improve the performance coverage area of product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of traditional single stage single-suction centrifugal pump；
Fig. 2 is the structural schematic diagram of traditional bearing body component；
Fig. 3 is a kind of structural schematic diagram of single stage single suction volute pump provided by the invention.
In figure, the 101- pump housing, 102- impeller, 103- pump cover, 104- sprung parts, 105- suspension strut, 106- pump connection,
107- axle sleeve, 108- packing seal, 109- retaining ring, 110- oil sealing, 111- oilhole lid, 112- turn to board, 113- bearing, 114-
Lubricating cup, 115- bearing cap, 116- pump shaft coupling, 117- pipe plug, 118- oil ga(u)ge, 119- axis, the 1- pump housing, 2- water-in flange, 3- axis
Hold shell, 4- sealing ring, 5- impeller, 6- mechanical seal, 7- bearing, 8- lubricating cup, 9- gland, 10- shaft, 11- hex bolts,
12- expands plug, 13- pipe close, 14- connector sleeve and 15- screw.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing, to the present invention into
One step is described in detail.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation or
Person is constructed and operated in a specific orientation, therefore it is not considered as limiting the invention.In addition, term " first ", " the
Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；When
Right, it can also be mechanical connection, be also possible to be electrically connected；In addition, it can also be and be connected directly, be also possible to pass through centre
Medium is indirectly connected, or can be the connection inside two elements.For the ordinary skill in the art, Ke Yigen
The concrete meaning of above-mentioned term in the present invention is understood according to concrete condition.
Embodiment 1
As shown in Figs. 1-2, traditional single stage single suction volute pump includes the pump housing 101, impeller 102, pump cover 103, sprung parts
104, suspension strut 105, pump connection 106, axle sleeve 107, packing seal 108, retaining ring 109, oil sealing 110, oilhole lid 111, steering
Board 112, bearing 113, lubricating cup 114, bearing cap 115, pump shaft coupling 116, pipe plug 117, oil ga(u)ge 118 and axis 119.
As shown in figure 3, the present invention provides a kind of single stage single suction volute pump, the pump housing 1 including both ends open setting, the pump housing
1 it is open at one end open to unload be provided with water-in flange 2, the pump housing 1 is open at one end to be provided with bear box 3, and bear box 3 and the pump housing
1 is integrally formed setting.
Single stage single suction volute pump according to the present invention, the pump housing 1 is interior to be equipped with impeller 5, is equipped with and turns in bear box 3
Axis 10, shaft 10 are detachably connected with impeller 5；Connector sleeve 14 is equipped in the middle part of the impeller 5, connector sleeve 14 is set in shaft 10
On；The shaft 10 is connect with bear box 3 by two groups of bearings 7, and bear box 3 is equipped with connection between two groups of bearings 113
Internal lubricating cup 114；The shaft 10 uses mechanical seal with bear box 3；The mechanical seal is water seal；The cartridge housing
3 end of body is equipped with gland 9, and gland 9 is detachably connected with bear box 3 by hex bolts 11；The bear box 3 is equipped with
It is connected to the expansion plug 12 of mechanical seal；Pipe close 13 is equipped in the expansion plug 12；The water-in flange 2 passes through with the pump housing 1
Screw 15 is detachably connected.
The present invention eliminates existing sprung parts 104 and the isolated design side of the pump housing 101 in concrete structure design
Method, the pump housing 1 and bear box 3 are designed as an entirety, thus reduce a middle transition part pump cover 103, centrifugal pump shaft to
Overall length averagely shortens 30% or so；Existing packing seal 108 is revised as mechanical seal 6, pump is effectively prevented and runs and emit drop
Leakage；The total number of parts of centrifugal pump of the present invention is reduced to 22 (such as figures three), the Series Centrifugal by original 43 (such as figures one, figure two)
Pumping average unit cost reduces by 10% or so.
The present invention is detachably arranged by water-in flange 2, is conveniently replaceable different impellers, realizes the centrifugation of different size
Pump, to greatly reduce the difficulty of series pump organization of production.
Finally, it should be noted that the above various embodiments is only preferred embodiment of the invention to illustrate skill of the invention
Art scheme, rather than its limitations, when being less limitation the scope of the patents of the invention；Although referring to foregoing embodiments to the present invention
It is described in detail, those skilled in the art should understand that: it still can be to recorded in foregoing embodiments
Technical solution modify, or equivalent substitution of some or all of the technical features；And these modification or
Replacement, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution；In addition, by of the invention
Technical solution it is direct or indirect be used in other related technical areas, similarly include in scope of patent protection of the invention
It is interior.
Claims (10)
1. a kind of single stage single suction volute pump, it is characterised in that: the pump housing including both ends open setting, open at one end open of the pump housing are unloaded
It is provided with water-in flange, the pump housing is open at one end to be provided with bear box, and bear box and the pump housing are integrally formed and are arranged.
2. single stage single suction volute pump according to claim 1, it is characterised in that: be equipped with impeller, cartridge housing in the pump housing
It is equipped with shaft in vivo, shaft is detachably connected with impeller.
3. single stage single suction volute pump according to claim 1, it is characterised in that: be equipped with connector sleeve in the middle part of the impeller, even
Female connector is set in shaft.
4. single stage single suction volute pump according to claim 1, it is characterised in that: the shaft and bear box pass through two groups
Bearing connection, bear box are equipped with the lubricating cup inside connection between two groups of bearings.
5. single stage single suction volute pump according to claim 1, it is characterised in that: the shaft and bear box are using mechanical
Sealing.
6. single stage single suction volute pump according to claim 5, it is characterised in that: the mechanical seal is water seal.
7. single stage single suction volute pump according to claim 6, it is characterised in that: the bear box end is equipped with gland,
Gland and bear box are detachably connected by hex bolts.
8. single stage single suction volute pump according to claim 5, it is characterised in that: it is mechanical that the bear box is equipped with connection
The expansion plug of sealing.
9. single stage single suction volute pump according to claim 8, it is characterised in that: be equipped with pipe close in the expansion plug.
10. single stage single suction volute pump according to claim 1, it is characterised in that: the water-in flange and the pump housing pass through spiral shell
Nail is detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620590.2A CN109707630A (en) | 2018-12-28 | 2018-12-28 | A kind of single stage single suction volute pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811620590.2A CN109707630A (en) | 2018-12-28 | 2018-12-28 | A kind of single stage single suction volute pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109707630A true CN109707630A (en) | 2019-05-03 |
Family
ID=66258922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811620590.2A Pending CN109707630A (en) | 2018-12-28 | 2018-12-28 | A kind of single stage single suction volute pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707630A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767050A (en) * | 2019-10-29 | 2020-02-07 | 烟台汇百川新能源科技有限公司 | Impeller type tidal current power generation experimental device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100197242B1 (en) * | 1995-12-30 | 1999-06-15 | 정몽규 | Automobile water pump |
| CN1348066A (en) * | 2000-10-05 | 2002-05-08 | 本田技研工业株式会社 | Water pump |
| KR20060055125A (en) * | 2004-11-18 | 2006-05-23 | 현대자동차주식회사 | Water pump |
| CN202381344U (en) * | 2011-12-26 | 2012-08-15 | 张志军 | High-pressure horizontal slurry pump |
| CN203308762U (en) * | 2013-05-24 | 2013-11-27 | 宁波中皇机电有限公司 | Motorcycle engine cooling water pump |
| CN204985033U (en) * | 2015-08-27 | 2016-01-20 | 江苏飞翔泵业制造有限公司 | Tangent line flows bearing box device of pump |
| CN205592146U (en) * | 2015-12-30 | 2016-09-21 | 松阳西屏永新机械厂 | Single -stage single -suction centrifugal pump |
| CN206647310U (en) * | 2016-12-30 | 2017-11-17 | 江苏巨浪泵阀有限公司 | Two phase flow pulp pump |
-
2018
- 2018-12-28 CN CN201811620590.2A patent/CN109707630A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100197242B1 (en) * | 1995-12-30 | 1999-06-15 | 정몽규 | Automobile water pump |
| CN1348066A (en) * | 2000-10-05 | 2002-05-08 | 本田技研工业株式会社 | Water pump |
| KR20060055125A (en) * | 2004-11-18 | 2006-05-23 | 현대자동차주식회사 | Water pump |
| CN202381344U (en) * | 2011-12-26 | 2012-08-15 | 张志军 | High-pressure horizontal slurry pump |
| CN203308762U (en) * | 2013-05-24 | 2013-11-27 | 宁波中皇机电有限公司 | Motorcycle engine cooling water pump |
| CN204985033U (en) * | 2015-08-27 | 2016-01-20 | 江苏飞翔泵业制造有限公司 | Tangent line flows bearing box device of pump |
| CN205592146U (en) * | 2015-12-30 | 2016-09-21 | 松阳西屏永新机械厂 | Single -stage single -suction centrifugal pump |
| CN206647310U (en) * | 2016-12-30 | 2017-11-17 | 江苏巨浪泵阀有限公司 | Two phase flow pulp pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767050A (en) * | 2019-10-29 | 2020-02-07 | 烟台汇百川新能源科技有限公司 | Impeller type tidal current power generation experimental device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190503 |
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| RJ01 | Rejection of invention patent application after publication |