CN202867268U - Diving multistage electric pump with corrosion-resistant engine base - Google Patents
Diving multistage electric pump with corrosion-resistant engine base Download PDFInfo
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- CN202867268U CN202867268U CN 201220591720 CN201220591720U CN202867268U CN 202867268 U CN202867268 U CN 202867268U CN 201220591720 CN201220591720 CN 201220591720 CN 201220591720 U CN201220591720 U CN 201220591720U CN 202867268 U CN202867268 U CN 202867268U
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- engine base
- electric pump
- diving
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Abstract
The utility model provides a diving multistage electric pump with a corrosion-resistant engine base. The diving multistage electric pump with the corrosion-resistant engine base is characterized by comprising an upper cover, a lower cover and the engine base, wherein the upper cover and lower cover are located at a corresponding upper end and lower end of the engine base. A rotor and a stator are arranged inside the engine base, wherein the rotor is installed on a rotating shaft, when the electric pump is powered on, the rotating shaft is driven by the rotor to revolve in a high speed. A inflow joint, a guide vane shell, a guide vane, an impeller A, a volute, an impeller B and a water outlet are arranged below the engine base, wherein the impeller A and the impeller B are arranged on the rotating shaft, and the volute is fixed by a bolt. The engine base is provided with a liner and a corrosion-resistant layer, wherein the corrosion-resistant layer is sleeved on the liner and the liner is made of carbon structural steel. By means of the diving multistage electric pump with the corrosion-resistant engine base, the engine base is improved and is to be designed in a two-layer structure, and wherein an inner layer is the liner made of the carbon structural steel, and an out layer is the corrosion-resistance layer. Compared with iron casting, the texture of the carbon structural steel is denser and compacter and the gas tightness of the carbon structural steel is higher, and thus the service life of the engine base is long, the replacement times of the engine base are reduced and cost is lowered. The outer layer is the corrosion-resistant layer which has a good corrosion-resistant capacity, and thus the corrosion-resistant capacity of the engine is improved. The diving multistage electric pump of the corrosion-resistant engine base is provided with a two-stage water pump structure which is simple in structure and novel in overall design. The two-stage water pump is used as an example, and accordingly, the introductions of a multistage electric pump are achieved. With the adoption of the multistage water pump, the use of a high-lift user is fulfilled.
Description
Technical field
The utility model relates to a kind of Submerged Motor Pumps, specifically is a kind of multistage electric pump of diving of corrosion resistance support.
Background technique
Submerged Motor Pumps is the drainage machinery of the work of pulling the plug, and is the visual plant of deep-well water lift.Be widely used in that domestic water, mine are speedily carried out rescue work, the field such as industrial cycle water cooling, field irrigation and seawater lifting.Submersible motor pump system generally includes: water pump (comprising pump case explosion chamber, impeller, water sucking mouth), submersible motor (comprising cable), water transport pipeline and control switch four most of compositions.In use, the Submerged Motor Pumps subduction is entered in the liquid.Opening control switch is the submersible motor power supply, and water pump is its impeller High Rotation Speed under the drive of submersible motor, and liquid enters through the water sucking mouth in the water pump and along with impeller rotates together.Liquid flies away from impeller and outwards penetrates under the effect of centrifugal force, and the liquid of ejaculation speed in the pump case explosion chamber is slack-off gradually, and pressure increases gradually, then from pump discharge, flows out by waste pipe.At this moment, owing to liquid forms the vacuum low-pressure district that does not only have air but also do not have liquid around being thrown toward, the liquid in the liquid pool is under the atmospheric effect of pond face, in water pump suction port inflow water pump in the impeller center, after the vane rotary effect, continuously flow out from discharge tube again.
At present, the support of the submersible motor of Submerged Motor Pumps adopts the ironcasting structure.Because therefore the tissue looseness of ironcasting material itself can cause the bubble-tight up-to-standard rate of support part to reduce, thereby the supplier of foundry goods and demanding party all can increase cost, and because the corrosion resistance of ironcasting material is not high, cause the support with this material processing to be corroded easily.
The model utility content
The purpose of this utility model is to provide at this a kind of multistage electric pump of diving of corrosion resistance support, reduces the cost of production of Submerged Motor Pumps and improves its corrosion resistance with realization.
The utility model is achieved in that the multistage electric pump of diving of a kind of corrosion resistance support of structure, and it is characterized in that: comprise loam cake, lower cover and support, described loam cake and lower cover are positioned at upper and lower end corresponding to described support; Be provided with rotor and stator in the support, described rotor is installed on the running shaft, and stator links to each other with cable, and rotor is positioned at stator, and rotor drives the running shaft High Rotation Speed when energising;
Include under the described support into water joint, guide vane shell, stator, impeller A, spiral case, impeller B and water outlet, described impeller A and impeller B arrange on the running shaft, and spiral case is bolted; Described support comprises liner and anti-corrosion layer, and described anti-corrosion layer is sleeved on and is lining with in described, and described liner is the carbon structure Steel Lining.
According to the multistage electric pump of the diving of a kind of corrosion resistance support described in the utility model, it is characterized in that: running shaft is fixed in the support by bearing; Described stator is fixed on base inner; Loam cake is realized connecting under the effect of nut by the pull bar that is built up in the support outside with lower cover.
According to the multistage electric pump of the diving of a kind of corrosion resistance support described in the utility model, it is characterized in that: between spiral case and lower cover, be provided with mechanical seal.
According to the multistage electric pump of the diving of a kind of corrosion resistance support described in the utility model, it is characterized in that: be provided with suspension ring for the ease of taking out Submerged Motor Pumps covering; Loam cake inside is provided with heat protector; Cable is arranged on by gland nut and covers.
According to the multistage electric pump of the diving of a kind of corrosion resistance support described in the utility model, it is characterized in that: described anti-corrosion layer is the stainless steel anti-corrosion layer.
The beneficial effects of the utility model are: to be designed to two-layer its internal layer be liner to the utility model and be the carbon structure Steel Lining by support described in the multistage electric pump of diving that the corrosion resistance support provide is provided, and its skin is anti-corrosion layer.Structural carbon steel is compared it and is organized dense compactness with ironcasting, tightness is higher, so the service time of support is long, has reduced cost so can reduce support replacement number of times.And its skin is anti-corrosion layer, has the anti-corrosion capability that therefore good anti-corrosion capability can improve support.The multistage electric pump of the diving of corrosion resistance support described in the utility model has 2 grades of water pump structures, and overall structure is simple, novel in design, and the rest may be inferred as an example of 2 grades of water pumps example carries out the explanation of multistage electric pump for the utility model.Because the use of multi-stage water pump can be satisfied high-lift user's use.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation that Fig. 1 the utility model provides
Wherein, 1, gland nut, 2, cable; 3, suspension ring, 4, loam cake, 5, heat protector, 6, nut, 7, pull bar; 8, stator, 9, rotor, 10, support, 10a, anticorrosive coat; 10b, liner structural carbon steel layer, 11, bolt, 12, bearing, 13, the water inlet guard; 14, lower cover, 15, water inlet joint, 16, bolt, 17, guide vane shell; 18, bolt, 19, stator, 20, impeller A, 21, spiral case; 22, impeller B, 23, running shaft, 24, mechanical seal, 25, water outlet.
Embodiment
Be clearly and completely described below in conjunction with 1 pair of the utility model of accompanying drawing, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under the creative work prerequisite, all belong to the corrosion resistant scope of the utility model.
The utility model embodiment discloses a kind of multistage electric pump of diving of corrosion resistance support, reduces the cost of production of Submerged Motor Pumps and improves its corrosion resistance with realization.The rest may be inferred as an example of 2 grades of water pumps example carries out the explanation of multistage electric pump for the utility model.Because the use of multi-stage water pump can be satisfied high-lift user's use.
As shown in Figure 1: the multistage electric pump of a kind of diving of corrosion resistance support is characterized in that: comprise loam cake 4, lower cover 14 and support 10, described loam cake 4 and lower cover 14 are positioned at the upper and lower end of described support 10 correspondences; Be provided with rotor 9 and stator 8 in the support 10, described rotor 9 is installed on the running shaft 23, and stator 8 links to each other with cable 2, and rotor 9 is positioned at stator 8, rotor 9 driven rotary axles 23 High Rotation Speeds when energising.Described support includes for 10 times into water joint 15, guide vane shell 17, stator 19, impeller A 20, spiral case 21, impeller B22 and water outlet 25, and described impeller A 20 and impeller B22 arrange on the running shaft 23, and spiral case 21 is fixing by bolt 18.Described support 10 comprises liner 10b and anti-corrosion layer 10a, and described anti-corrosion layer 10a is sleeved on the described liner 10b, and described liner 10b is the carbon structure Steel Lining.
Running shaft 23 is fixed in the support 10 by bearing 12 in the utility model; Described stator 8 is fixed on support 10 inside; Loam cake 4 is connected with lower cover and is realized connecting under the effect of nut 6 by the pull bar 7 that is built up in support 10 outsides.Between spiral case 21 and lower cover 14, be provided with mechanical seal 24, can prevent effectively that by mechanical seal liquid and impurity from entering bearing 23 and motor internal, thereby effectively protect electrical machine insulation, prevent the wearing and tearing of bearing and get rusty.
Be provided with suspension ring 3 for the ease of taking out Submerged Motor Pumps at loam cake 4; In order effectively to protect motor, above motor, loam cake 4 inside are provided with heat protector 5; Cable 2 is arranged on the loam cake 4 by gland nut 1.
The 10a of anti-corrosion layer described in the utility model can be the stainless steel anti-corrosion layer.
To the above-mentioned explanation of the disclosed embodiments, make related domain professional and technical personnel can realize or use the utility model.Multiple modification to these embodiments will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. the multistage electric pump of the diving of a corrosion resistance support is characterized in that: comprise loam cake (4), lower cover (14) and support (10), described loam cake (4) and lower cover (14) are positioned at upper and lower end corresponding to described support (10); Be provided with rotor (9) and stator (8) in the support (10), described rotor (9) is fixed in the support (10) by bearing (12), stator (8) links to each other with cable (2), and rotor (9) is positioned at stator (8), rotor (9) driven rotary axle (23) High Rotation Speed when energising;
Include under the described support (10) into water joint (15), guide vane shell (17), stator (19), impeller A (20), spiral case (21), impeller B(22) and water outlet (25), described impeller A (20) and impeller B(22) arrange on the running shaft (23), spiral case (21) is fixing by bolt (18); Described support (10) comprises liner (10b) and anti-corrosion layer (10a), and described anti-corrosion layer (10a) is sleeved on the described liner (10b), and described liner (10b) is the carbon structure Steel Lining.
2. the multistage electric pump of the diving of a kind of corrosion resistance support according to claim 1, it is characterized in that: running shaft (23) is fixed in the support (10) by bearing (12); Described stator (8) is fixed on support (10) inside; Loam cake (4) is connected 14 with lower cover) under the effect of nut (6), realize connecting by the pull bar (7) that is built up in support (10) outside.
3. the multistage electric pump of the diving of a kind of corrosion resistance support according to claim 1 is characterized in that: be provided with mechanical seal (24) between spiral case (21) and lower cover (14).
4. the multistage electric pump of the diving of a kind of corrosion resistance support according to claim 1 is characterized in that: be provided with suspension ring (3) for the ease of taking out Submerged Motor Pumps at loam cake (4); Loam cake (4) inside is provided with heat protector (5); Cable (2) is arranged on the loam cake (4) by gland nut (1).
5. the multistage electric pump of the diving of a kind of corrosion resistance support according to claim 1, it is characterized in that: described anti-corrosion layer (10a) is the stainless steel anti-corrosion layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591720 CN202867268U (en) | 2012-11-12 | 2012-11-12 | Diving multistage electric pump with corrosion-resistant engine base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220591720 CN202867268U (en) | 2012-11-12 | 2012-11-12 | Diving multistage electric pump with corrosion-resistant engine base |
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| Publication Number | Publication Date |
|---|---|
| CN202867268U true CN202867268U (en) | 2013-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220591720 Expired - Fee Related CN202867268U (en) | 2012-11-12 | 2012-11-12 | Diving multistage electric pump with corrosion-resistant engine base |
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| CN (1) | CN202867268U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047869A (en) * | 2014-07-09 | 2014-09-17 | 苏州优德通力电气有限公司 | Immersible pump for slightly-polluted water |
| CN104265648A (en) * | 2014-08-08 | 2015-01-07 | 苏州通力电气有限公司 | Sewage submersible pump |
| CN105134610A (en) * | 2015-08-20 | 2015-12-09 | 鸿浩泵业有限公司 | Efficient low-speed anti-corrosion and anti-abrasion pump |
| CN106662110A (en) * | 2014-07-10 | 2017-05-10 | 戴博邦浦股份有限公司 | Centrifugal pump of the submersed or submersible type |
-
2012
- 2012-11-12 CN CN 201220591720 patent/CN202867268U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047869A (en) * | 2014-07-09 | 2014-09-17 | 苏州优德通力电气有限公司 | Immersible pump for slightly-polluted water |
| CN106662110A (en) * | 2014-07-10 | 2017-05-10 | 戴博邦浦股份有限公司 | Centrifugal pump of the submersed or submersible type |
| EP3167194A1 (en) * | 2014-07-10 | 2017-05-17 | DAB Pumps S.p.A. | Centrifugal pump of the submersed or submersible type |
| US10527052B2 (en) | 2014-07-10 | 2020-01-07 | Dab Pumps S.P.A. | Centrifugal pump of the submersed or submersible type |
| CN106662110B (en) * | 2014-07-10 | 2020-06-23 | 戴博邦浦股份有限公司 | Submerged or submersible centrifugal pump |
| CN104265648A (en) * | 2014-08-08 | 2015-01-07 | 苏州通力电气有限公司 | Sewage submersible pump |
| CN105134610A (en) * | 2015-08-20 | 2015-12-09 | 鸿浩泵业有限公司 | Efficient low-speed anti-corrosion and anti-abrasion pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SICHUAN XINJIN QIANLI PUMP INDUSTRY CO., LTD. Free format text: FORMER NAME: SICHUAN XINJIN QIANLI WATER PUMP FACTORY (GENERAL PARTNERSHIP) |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 611430, No. 599, Section 1, pear Road, Yong business town, Xinjin County, Chengdu, Sichuan Patentee after: SICHUAN XINJIN QIANLI PUMP INDUSTRY CO., LTD. Address before: 611430, No. 599, Section 1, pear Road, Yong business town, Xinjin County, Chengdu, Sichuan Patentee before: Xinjin Sichuan potential water pump factory (general partnership) |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20201112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |