CN202048026U - Energy-saving self-absorption vertical double-suction pump - Google Patents
Energy-saving self-absorption vertical double-suction pump Download PDFInfo
- Publication number
- CN202048026U CN202048026U CN2011201529137U CN201120152913U CN202048026U CN 202048026 U CN202048026 U CN 202048026U CN 2011201529137 U CN2011201529137 U CN 2011201529137U CN 201120152913 U CN201120152913 U CN 201120152913U CN 202048026 U CN202048026 U CN 202048026U
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- Prior art keywords
- double
- main shaft
- suction
- suction pump
- self
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- Expired - Fee Related
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Abstract
The utility model discloses an energy-saving self-absorption vertical double-suction pump, which is provided with a double-suction pump body, wherein a pump cover and a motor bracket are fixed on the double-suction pump body; a bearing pedestal is fixed on the pump cover; a main shaft is installed in the bearing pedestal; the main shaft penetrates through the pump cover and the double-suction pump body; a double-suction impeller is installed at the lower part of the main shaft; and a main motor coaxially connected with the main shaft is installed on the motor bracket. The energy-saving self-absorption vertical double-suction pump is characterized in that the double-suction pump body adopts an integral structure; the inner diameter of the upper end opening used for installing the pump cover on the double-suction pump body is larger than the outer diameter of the double-suction impeller; an impeller cavity upper cover is arranged in the double-suction pump body positioned above the double-suction impeller; a self-absorption device is fixed on one side of the motor bracket; and the self-absorption device is communicated with an inner chamber at a pump body water outlet through a pipeline. The energy-saving self-absorption vertical double-suction pump has the advantages of low probability of leakage at the pump body, long continuous service life, high operating efficiency ranging from 80% to 90%, simple structure, convenience for maintenance, low maintenance cost, capability of realizing semi-submerged installation and capability of increasing suction lift of the water pump.
Description
Technical field
The utility model is particularly related to the vertical double suction pump of a kind of energy-conservation self-priming.
Background technique
Existing vertical double suction pump generally is by the pump housing, is located at pump cover and electric machine support above the pump housing, be installed in sealing gland and bearing support above the pump cover, be installed in the bearing support and the pump shaft of pump housing inner chamber is inserted in the lower end, be installed in the impeller of pump shaft lower end, and be fixed on the electric machine support and constitute with the coaxial motor that is connected of pump shaft.For ease of installing, its pump housing is generally split left and right formula structure, rotates the gas emptying in the inlet pipeline by impeller during work.The problem that this vertical self-sucking pump exists is: seepage takes place in 1, complex structure, the pump housing easily, and working life is short continuously; 2, working efficiency is lower, can only reach 60～70%.
Summary of the invention
The technical problems to be solved in the utility model provides not easy to leak of a kind of pump housing, continuous long service life, the vertical double suction pump of energy-conservation self-priming of high working efficiency.
Technical solution of the present utility model is: it has a double-sucking type pump housing, on the double-sucking type pump housing, be fixed with pump cover and electric machine support, on pump cover, be fixed with bearing support, main shaft is installed in bearing support, main shaft runs through pump cover and the double-sucking type pump housing is interior and in the main shaft bottom double-sided impeller is installed, on electric machine support, be equipped with and the coaxial main motor that is connected of main shaft, its special way is: the described double-sucking type pump housing is structure as a whole, the external diameter of the upper end-hole internal diameter of pump cover greater than double-sided impeller is installed on the double-sucking type pump housing, in the double-sucking type pump housing, be positioned at double-sided impeller above be provided with the impeller cavity loam cake, be fixed with self-priming apparatus in electric machine support one side, self-priming apparatus is communicated with by the inner chamber of pipeline with pump housing water outlet place.
The above-mentioned vertical double suction pump of energy-conservation self-priming forms an annular seal space between described bearing support, pump cover and the main shaft, be provided with sealing in annular seal space.
The utility model has the advantages that: because the double-sucking type pump housing is structure as a whole, so the pump housing not easy to leak, long service life continuously; Can be by self-priming apparatus with the gas fast evacuation in pump housing inner chamber and the inlet pipeline, not only high working efficiency can reach 80～90%, and simple in structure, easy to maintenance, maintenance cost is low; And the vertical double suction pump of this energy-conservation self-priming can realize that half diving installs, and can increase the suction journey of water pump.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: the double-sucking type pump housing 1, water intake 101, water outlet 102, impeller cavity loam cake 2, pump cover 3, sealing 4, bearing support 5, main shaft 6, upper ball cover 7, electric machine support 8, coupling 9, main motor 10, self-priming apparatus 11, pipeline 12, vacuum gauge 13, water pipe 14, lower ball cover 15, sliding bearing 16, double-sided impeller 17.
Embodiment
As shown in the figure, the utility model has a double-sucking type pump housing 1, be respectively equipped with water intake 101 and water outlet 102 in the both sides of the double-sucking type pump housing 1, upper end-hole at the double-sucking type pump housing 1 is connected with pump cover 3 and electric machine support 8 successively by bolt, on pump cover 3, be positioned at electric machine support 8 and bearing support 5 arranged by bolt, in bearing support 5, main shaft 6 is arranged by Bearing Installation, main shaft 6 runs through the pump cover 3 and the double-sucking type pump housing 1, form an annular seal space between described bearing support 5, pump cover 3 and the main shaft 6, in annular seal space, be provided with sealing 4.Be positioned at the double-sucking type pump housing 1 inner chamber in main shaft 6 bottoms double-sided impeller 17 is installed, main shaft 6 lower ends are installed in the double-sucking type pump housing 1 bottom by sliding bearing 16, corresponding main shaft 6 is fixed with lower ball cover 15 in the double-sucking type pump housing 1 bottom surface, on bearing support 5, be provided with the upper ball cover 7 that is enclosed within on the main shaft 6, on electric machine support 8, be equipped with main shaft 6 by the coupling 9 coaxial main motors 10 that are connected.
The described double-sucking type pump housing 1 is structure as a whole, the external diameter of the upper end-hole internal diameter of pump cover 3 greater than double-sided impeller 17 is installed on the double-sucking type pump housing 1, in the double-sucking type pump housing 1, be positioned at double-sided impeller 17 above be installed with impeller cavity loam cake 2, impeller cavity loam cake 2 endoporus and double-sided impeller 17 upper end cylindrical Spielpassung.The other end that is connected with 14, two water pipes 14 of water pipe that are communicated with pump housing inner chamber respectively near the both sides up and down at water outlet 102 places on the double-sucking type pump housing 1 is connected with lower ball cover 15 with bearing support 5 respectively, with respectively to seal 4 and sliding bearing 16 water-cooleds lubricate.Be fixed with self-priming apparatus 11 in electric machine support 8 one sides, self-priming apparatus 11 is communicated with the water pipe 14 that is positioned at the top by pipeline 12, on described pipeline 12 vacuum gauge 13 is installed.
During work, start earlier self-priming apparatus 11, by self-priming apparatus 11 with the gas fast evacuation in the double-sucking type pump housing 1 inner chamber and the inlet pipeline; Close self-priming apparatus 11 then, start main motor 10 drive main spindle 6 and drive double-sided impeller 17 rotations, just water can be extracted out.
Claims (2)
1. vertical double suction pump of energy-conservation self-priming, comprise the double-sucking type pump housing, on the double-sucking type pump housing, be fixed with pump cover and electric machine support, on pump cover, be fixed with bearing support, main shaft is installed in bearing support, main shaft runs through pump cover and the double-sucking type pump housing is interior and in the main shaft bottom double-sided impeller is installed, on electric machine support, be equipped with and the coaxial main motor that is connected of main shaft, it is characterized in that: the described double-sucking type pump housing is structure as a whole, the external diameter of the upper end-hole internal diameter of pump cover greater than double-sided impeller is installed on the double-sucking type pump housing, in the double-sucking type pump housing, be positioned at double-sided impeller above be provided with the impeller cavity loam cake, be fixed with self-priming apparatus in electric machine support one side, self-priming apparatus is communicated with by the inner chamber of pipeline with pump housing water outlet place.
2. the vertical double suction pump of energy-conservation self-priming according to claim 1 is characterized in that: form an annular seal space between described bearing support, pump cover and the main shaft, be provided with sealing in annular seal space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201529137U CN202048026U (en) | 2011-05-14 | 2011-05-14 | Energy-saving self-absorption vertical double-suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201529137U CN202048026U (en) | 2011-05-14 | 2011-05-14 | Energy-saving self-absorption vertical double-suction pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202048026U true CN202048026U (en) | 2011-11-23 |
Family
ID=44988336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201529137U Expired - Fee Related CN202048026U (en) | 2011-05-14 | 2011-05-14 | Energy-saving self-absorption vertical double-suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202048026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927054B (en) * | 2012-11-17 | 2015-04-08 | 山东双轮股份有限公司 | Core-cladding integral disassembling and assembling type radially-split type double-section pump |
-
2011
- 2011-05-14 CN CN2011201529137U patent/CN202048026U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927054B (en) * | 2012-11-17 | 2015-04-08 | 山东双轮股份有限公司 | Core-cladding integral disassembling and assembling type radially-split type double-section pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20170514 |