CN201090456Y - Vertical type water pump with loose core structure - Google Patents
Vertical type water pump with loose core structure Download PDFInfo
- Publication number
- CN201090456Y CN201090456Y CNU2007200752009U CN200720075200U CN201090456Y CN 201090456 Y CN201090456 Y CN 201090456Y CN U2007200752009 U CNU2007200752009 U CN U2007200752009U CN 200720075200 U CN200720075200 U CN 200720075200U CN 201090456 Y CN201090456 Y CN 201090456Y
- Authority
- CN
- China
- Prior art keywords
- pump
- pump shaft
- loosing core
- cylinder body
- outer cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Abstract
Disclosed is a vertical water pump with a loose core structure, comprising an outer cylinder body and a loose core part arranged in the outer cylinder body. The utility model is characterized in that the outer cylinder body is composed of a connecting pipe, a water outlet elbow arranged on the connecting pipe, and a water inlet horn arranged at one end of the connecting pipe; the loose core part comprises a pump shaft, a bearing for supporting the shaft, an impeller connected with one end of the pump shaft and a motor connected with the other end of the pump shaft; an inner connecting pipe is sleeved on the pump shaft; the pump shaft, the bearing, the impeller, an impeller chamber, impeller guide bodies and the inner connecting pipe form the loose core structure which can be pulled out of the outer cylinder body; a support is arranged at the pump cover and the water outlet elbow of the loose core structure. The loose-core water circulating pump of the utility model has the advantages of compact structure, stable operation, less vibration, good processing and assembly processes, convenient use and maintenance, high operational reliability and long service life.
Description
Technical field
The utility model relates to the water conservancy machinery technical field, concrete relates to a kind of Drawing-Core structure vertical water pump.
Background technique
Traditionally, vertical mixed axial-flow pump comprises: parts such as suction cone, impeller, blade wheel chamber, diffuser, slip guide bearing, inner connecting tube, externally connected pipe, discharge pipe, pump shaft, motor cabinet, the numerous complex structures of parts, in the time will installing and keep in repair, need pre-install and centering centering housing, just can hang out whole pump after need dismantling the pipeline that is attached thereto during maintenance, make that the dismounting maintenance is very complicated and long in time limit, expense is high.
So the general now structure that adopts inner core or rotor to extract out is with for convenience detach, maintenance.General traditional type is Drawing-Core or to take out pump formula structure be to have horizontal gusset to be supported on the outer cylinder body at middle guide bearing place, and both influence each other, and it is all very difficult to cause installing/dismounting to safeguard, causes vibration during operation easily.
The model utility content
Technical problem to be solved in the utility model is, a kind of structure vertical water pump of loosing core is provided.
In order to address the above problem the technical solution of the utility model is such:
A kind of structure vertical water pump of loosing core, comprise outer cylinder body and be arranged on the interior parts of loosing core of outer cylinder body, it is characterized in that, described outer cylinder body is by adapter, the Discharging bent-tube that is arranged in the adapter is formed with the water inlet loudspeaker of taking over an end, the described parts of loosing core comprise pump shaft, support the bearing of pump shaft, the impeller that is connected with pump shaft one end, the motor that is connected with the pump shaft the other end, on pump shaft above the corresponding Discharging bent-tube, has pump cover, the outside of impeller has blade wheel chamber and diffuser, be with inner connecting tube on the pump shaft, described pump shaft, bearing, impeller, blade wheel chamber, diffuser, inner connecting tube is for dismantling the structure of loosing core that can extract out in the outer cylinder body, and the structure of loosing core has a support in blade wheel chamber and lower linking tube place, and the structure of loosing core has a support at pump cover and Discharging bent-tube place.
The supporting surface of described blade wheel chamber and lower linking tube is the conical surface, can align automatically very easily.
Pump cover and Discharging bent-tube place are supported for radially adjustable support, centering when being convenient to rotate.
Described pump shaft adopts screw thread to fixedly connected with key with impeller, has guaranteed the reliability that connects.
Pump shaft is the multistage pump shaft, adopts rigid coupling to connect between the pump shaft, has dismountable stainless steel axle sleeve on the pump shaft.
Have an adjusting nut of regulating rotor clearance in the lower end of coupling, can under the situation that the motor layer does not disintegrate, regulate the gap of rotor easily.
In the using process, the parts of loosing core only have two places to be supported and fixed on the outer cylinder body, and the principle of 2: 1 lines makes rotor become typical statically determinate structure, can not produce vibration, and installing/dismounting is very convenient; Keep in repair bearing and associated components if desired, the parts that only need to loose core are directly extracted out in pump case, keep in repair or change to get final product, and need not dismantle shell and externally connected pipe thereof.
Beneficial effect, a kind of structure vertical water pump compact structure of loosing core of the utility model, stable, vibration is little, processing is good with assembly process process, uses, easy to maintenance, the operational reliability height, long service life is widely used in power station recycle pump, rainwater pump, municipal water supply and sewage work, waste removal equipment, agricultural irrigation equipment and flood protection works etc.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the structural representation of a kind of Drawing-Core circulating water pump of the utility model;
Fig. 2 is the configuration state schematic representation of loosing core of a kind of Drawing-Core circulating water pump of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
A kind of structure vertical water pump of loosing core, comprise outer cylinder body 1 and the part of loosing core that is arranged in the outer cylinder body 1, wherein outer cylinder body 1 is by Discharging bent-tube 11, adapter 12 and water inlet loudspeaker 13 are formed, loose core part by blade wheel chamber 3, diffuser 31, inner connecting tube 4, pump cover 5, impeller 32, pump shaft 2 and coupling 21, bearing bracket 22 and bearing 23 are formed, rotatable parts comprise the pump shaft 2 that is arranged on pump case inside, one end of pump shaft 2 adopts key and the reliable of screw thread to be connected with impeller 32, the other end of pump shaft 2 is connected with motor shaft, adjustable nut 211 (not shown)s are installed in pump coupling 21 lower ends, can need not disintegrate at the motor layer and adjust the gap of rotor easily; Adopt the coupling 21 of rigidity to connect between the described pump shaft 2, dismountable stainless steel axle sleeve 24 is installed on the pump shaft 2, can keep for a long time running efficiently with the slip guide bearing that is installed in bearing bracket 22; The sheathed casing of protection pump shaft 2, possess enough rigidity and intensity, the partial design of can loosing core is located for 11 liang to support with lower linking tube 14, pump cover 5 and Discharging bent-tube in blade wheel chamber 3, for the convenience of installing, the design of the conical surface is adopted in the support of blade wheel chamber 3 and lower linking tube, convenient guiding and automatic capturing; Pump 5 lids and Discharging bent-tube 11 places adopt radially adjustable design, are convenient to centering.
In the using process, the parts of loosing core only have two places to be supported and fixed on the outer cylinder body, and the principle of two one lines makes rotor become typical statically determinate structure, can not produce vibration, and installing/dismounting is very convenient; Keep in repair bearing and associated components if desired, the parts that only need to loose core are directly extracted out in pump case, keep in repair or change to get final product, and need not dismantle shell and externally connected pipe thereof.
Beneficial effect, a kind of Drawing-Core circulating water pump compact structure of the utility model, stable, vibration is little, processing is good with assembly process process, uses, easy to maintenance, the operational reliability height, long service life is widely used in power station recycle pump, rainwater pump, municipal water supply and sewage work, waste removal equipment, agricultural irrigation equipment and flood protection works etc.
More than show and described basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. structure vertical water pump of loosing core, comprise outer cylinder body and be arranged on the interior parts of loosing core of outer cylinder body, it is characterized in that, described outer cylinder body is by adapter, the Discharging bent-tube that is arranged in the adapter is formed with the water inlet loudspeaker of taking over an end, the described parts of loosing core comprise pump shaft, support the bearing of pump shaft, the impeller that is connected with pump shaft one end, the motor that is connected with the pump shaft the other end, on pump shaft above the corresponding Discharging bent-tube, has pump cover, the outside of impeller has blade wheel chamber and diffuser, be with inner connecting tube on the pump shaft, described pump shaft, bearing, impeller, blade wheel chamber, diffuser, inner connecting tube is for dismantling the structure of loosing core that can extract out in the outer cylinder body, and the structure of loosing core has a support in blade wheel chamber and lower linking tube place, and the structure of loosing core has a support at pump cover and Discharging bent-tube place.
2. a kind of structure vertical water pump of loosing core according to claim 1 is characterized in that the supporting surface of described blade wheel chamber and lower linking tube is the conical surface.
3. a kind of structure vertical water pump of loosing core according to claim 1 is characterized in that, pump cover and Discharging bent-tube place are supported for radially adjustable support.
4. a kind of structure vertical water pump of loosing core according to claim 1 is characterized in that, described pump shaft adopts screw thread to fixedly connected with key with impeller.
5. a kind of structure vertical water pump of loosing core according to claim 1 is characterized in that pump shaft is the multistage pump shaft, adopts rigid coupling to connect between the pump shaft, has dismountable stainless steel axle sleeve on the pump shaft.
6. a kind of structure vertical water pump of loosing core according to claim 1 is characterized in that, has the adjusting nut of an adjusting rotor clearance in the lower end of coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200752009U CN201090456Y (en) | 2007-09-29 | 2007-09-29 | Vertical type water pump with loose core structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200752009U CN201090456Y (en) | 2007-09-29 | 2007-09-29 | Vertical type water pump with loose core structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201090456Y true CN201090456Y (en) | 2008-07-23 |
Family
ID=39862217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200752009U Expired - Lifetime CN201090456Y (en) | 2007-09-29 | 2007-09-29 | Vertical type water pump with loose core structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201090456Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632704A (en) * | 2013-11-13 | 2015-05-20 | 株式会社日立制作所 | Vertical shaft pump |
| CN112524052A (en) * | 2020-11-25 | 2021-03-19 | 高邮环流泵业有限公司 | Stable form axial-flow pump convenient to carry out high-efficient cleanness |
| CN115306728A (en) * | 2022-08-24 | 2022-11-08 | 江苏国信靖江发电有限公司 | Circulating water pump convenient to maintain and operation method thereof |
-
2007
- 2007-09-29 CN CNU2007200752009U patent/CN201090456Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632704A (en) * | 2013-11-13 | 2015-05-20 | 株式会社日立制作所 | Vertical shaft pump |
| CN104632704B (en) * | 2013-11-13 | 2017-04-12 | 株式会社日立制作所 | Vertical shaft pump |
| CN112524052A (en) * | 2020-11-25 | 2021-03-19 | 高邮环流泵业有限公司 | Stable form axial-flow pump convenient to carry out high-efficient cleanness |
| CN115306728A (en) * | 2022-08-24 | 2022-11-08 | 江苏国信靖江发电有限公司 | Circulating water pump convenient to maintain and operation method thereof |
| CN115306728B (en) * | 2022-08-24 | 2024-01-30 | 江苏国信靖江发电有限公司 | Circulating water pump convenient to maintain and operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080723 |