CN205423181U - Vertical oblique flow pump - Google Patents
Vertical oblique flow pump Download PDFInfo
- Publication number
- CN205423181U CN205423181U CN201620147712.0U CN201620147712U CN205423181U CN 205423181 U CN205423181 U CN 205423181U CN 201620147712 U CN201620147712 U CN 201620147712U CN 205423181 U CN205423181 U CN 205423181U
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- CN
- China
- Prior art keywords
- flow deflector
- pump
- upper shaft
- axle
- packing
- 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 - Fee Related
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Abstract
The utility model provides a vertical oblique flow pump which belongs to the manufacturing and designing technical field of pump. This pump includes packing structure, spiale structure, water conservancy diversion piece bearing structure and pump head suction apparatus. Seal structure comprises the packing box body, gland, packing box, packing sleeve, can wholly dismantle, can solve the difficulty that present change was packed, can reduce the height of motor frame again, improves the complete machine reliability of operation. Setting up the slide bearing parts below the seal structure, reducing the beat of axle, increase the strong point, improve stability, the spiale structure comprises spiale snap ring, box coupling, key, screw, fixed mode reliable and simple. Down urceolus, discharge pipe are gone up the urceolus and are formed fixed enclosure component, impeller wheel chamber, impeller, diffuser, interior sleeve pipe, bearing bracket and the common component of other components parts of can loosing core, easy dismounting. Water conservancy diversion piece department increases bearing structure and has reduced the influence that water conservancy is strikeed. This pump good reliability, operate steadily, simple structure, easy dismounting.
Description
Technical field
This utility model relates to a kind of vertical diagonal flow pump, and it belongs to the design and manufacturing technology field of pump.Carry the fluid media (medium) under big flow, low lift operating mode, be suitable for doing the circulating pump of large electric power plant station or nuclear power station, do city and farmland plumbing and industrial and mineral pump for engineering.
Background technology
At present the vertical diagonal flow pump of the biggest flow of vertical diagonal flow pump is in the case of pumped (conveying) medium non-flammable, the dangerous products such as explosive, uses packing seal more, and mechanical seal, in the case of beat is serious, easily causes sealing leak, and replacement cost is the highest.Packing seal is changed to be needed to make specific purpose tool, is otherwise difficult to change；Packing seal nearly all a lot of higher than basis for convenient disassembly installation site, which increase the height of motor rack, reduces complete machine reliability of operation.It is the most loaded down with trivial details that spindle structure much designs, meet safe and reliable on the premise of, excessively complicated, cause the waste of processing, assembling, cost.At discharge pipe, flow deflector hydraulic blow is very big, and entirety can the most not increase support by flow deflector in pulled core structure pump, easily causes vibration, affects the service life of pump.
Summary of the invention
In order to solve problems of the prior art, utility model provides a kind of vertical diagonal flow pump, purpose is to provide a kind of reliability height, simple in construction, low cost, is easily installed the vertical diagonal flow pump product of dismounting, to meet user's high reliability, low cost and easy accessibility requirement.
The technical solution adopted in the utility model is: a kind of vertical diagonal flow pump, it includes spindle structure and the packing seal structure of the pump head suction apparatus being arranged on lower axle, lower axle and upper shaft joint, it also includes the flow deflector supporting construction being arranged in upper shaft, described pump head suction apparatus includes diffuser and the impeller being arranged in blade wheel chamber, blade wheel chamber is connected with suction cone, and diffuser connects up lower inner tube；Described lower axle is connected with upper shaft by spindle structure, and spindle structure is arranged in lower inner tube, and spindle structure includes acting on spindle snap ring, box coupling and the key on upper shaft and lower shaft connection place, and key is connected by screw with box coupling；Described flow deflector supporting construction includes the first axle sleeve, the first lining and the bearing body set gradually from upper shaft from-inner-to-outer, it is provided with supporting construction between cylindrical and the endoporus of flow deflector of bearing body, also being provided with supporting construction between flow deflector flange excircle and the endoporus of upper exterior tube, the flow deflector that is arranged over of described flow deflector is taken over；Described packing seal structure is provided with the second axle sleeve, the second lining and the stuffing box body being arranged in flow deflector adapter in the outside of upper shaft, stuffing box with filler is bolted on stuffing box body, stuffing box top is provided with gland, being provided with packing sleeve between filler and upper shaft, packing sleeve is arranged on the top of the second axle sleeve.
The beneficial effects of the utility model are: this pump includes packing seal structure, spindle structure, flow deflector supporting construction and pump head suction apparatus.Seal structure to be made up of stuffing box body, gland, stuffing box, packing sleeve, can solve to change at present the difficulty of filler with integral demounting, the height of motor rack can be reduced again, improve complete machine reliability of operation.Sealing structure and plain bearing element is provided below, reduce the beat of axle, increase the strong point, improve stability, spindle structure is made up of spindle snap ring, box coupling, key, screw, and fixed form is simple.Lower urceolus, discharge pipe, the case member that upper urceolus composition is fixing, blade wheel chamber, impeller, diffuser, inner sleeve, bearing bracket stand and other element collectively constitute parts of can loosing core, easy accessibility.Packing seal structure is arranged in flow deflector adapter, reduces the setting height(from bottom) of motor rack, it is provided that complete machine reliability of operation.When changing filler, it is only necessary to stuffing box is used jacking screw jack-up, it is possible to filler entirety is extracted out and dismantles, it is not necessary to specific purpose tool, greatly facilitate the replacing of filler.Packing seal is arranged below sliding bearing, reduces pump shaft beat at sealing, improves gland sealed service life.Upper shaft and lower axle use integral sleeve shaft coupling and point lobe snap ring to connect, and box coupling keyway be not communicating structure, and after the escape end face axial of flat key end face and box coupling is close to, screw is screwed into box coupling and realizes axially positioning on key.Facilitate the location and installation of pump, and reduce cost.Flow deflector cylindrical increases supporting construction with upper exterior tube endoporus, flow deflector endoporus increases supporting construction with parts of bearings, i.e. can solve the harm such as the vibration that at flow deflector, hydraulic blow causes the most greatly, it is also possible to reduce the beat of pump operation process axis, be greatly improved pump operation reliability.
Accompanying drawing explanation
Fig. 1 is the structure chart of a kind of vertical diagonal flow pump.
Fig. 2 is the A enlarged drawing (packing seal structure) in Fig. 1.
Fig. 3 is the B enlarged drawing (spindle structure) in Fig. 1.
Fig. 4 is the C enlarged drawing (supporting construction of flow deflector) in Fig. 1.
In figure: 1, suction cone, 2, blade wheel chamber, 3, impeller, 4, diffuser, 5, lower axle, 6, discharge pipe, 7, box coupling, 8, spindle snap ring, 9, screw, 10, key, 11, upper shaft, 12, lower inner tube, the 13, first axle sleeve, the 14, first axle bush, 15, bearing body, 16, flow deflector, 17, upper exterior tube, 18, flow deflector adapter, 19, the second axle sleeve, the 20, second axle bush, 21, stuffing box body, 22, packing sleeve, 23, filler, 24, stuffing box, 25, gland, 26, bolt.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail.
Fig. 1 shows the structure chart of a kind of vertical diagonal flow pump.Vertical diagonal flow pump is made up of suction cone 1, blade wheel chamber 2, impeller 3, diffuser 4, lower axle 5, discharge pipe 6, upper shaft 11, lower inner tube 12, upper inner tube 17, packing seal structure, spindle structure, flow deflector supporting construction and electric machine assembly 27 etc..At packing seal structure installation foundation, being arranged with the second axle sleeve 19 and the sliding bearing of the second axle bush 20 composition under it, bearing body 15 is arranged in lower inner tube 12, and flow deflector 16 is connected with flow deflector adapter 18.Upper shaft 11 is connected by box coupling 7 is fixing with lower axle 5.
Fig. 2 shows packing seal structure figure.On the basis of flow deflector adapter 18 is arranged on, stuffing box body 21 is fixed in flow deflector adapter 18, installs packing sleeve 22, and then stuffing box 24 is installed with filler 23 and put in place, compresses gland 25.When changing filler 23, unclamp gland 25, overall for stuffing box 24 extraction out is achieved that.In stuffing box body 21, second axle bush 20 is installed and the second axle sleeve 19 forms pair of sliding bearing.
Fig. 3 shows spindle structure chart.Upper shaft 11 and lower axle 5 use integral sleeve shaft coupling 7 to connect, with spindle snap ring 8 by upper shaft 11 and lower axle 5 axial restraint during installation, then integral sleeve shaft coupling 7 is from one end slide downward of axle until the escape of box coupling 7 is close to the end face of key 10, then uses 9, screw tight.
Fig. 4 shows the supporting construction figure of flow deflector.Flow deflector supporting construction is sequentially provided with the first axle sleeve the 13, first lining 14 and bearing body 15 from upper shaft 11 from-inner-to-outer, bearing body 15 supports mutually with flow deflector 16 endoporus, flow deflector 16 flange excircle supports mutually with upper exterior tube 17 loop configuration, flow deflector 16 be arranged over flow deflector adapter 18.This pump configuration is simple, reliability is high, easy accessibility, low cost, practical, there is good economic benefit and social benefit.
Claims (1)
1. a vertical diagonal flow pump, it includes being arranged on the pump head suction apparatus on lower axle (5), lower axle (5) and the spindle structure of upper shaft (11) joint and packing seal structure, it is characterized in that: it also includes the flow deflector supporting construction being arranged in upper shaft (11), described pump head suction apparatus includes diffuser (4) and the impeller (3) being arranged in blade wheel chamber (2), blade wheel chamber (2) is connected with suction cone (1), and diffuser (4) connects up lower inner tube (12)；Described lower axle (5) is connected with upper shaft (11) by spindle structure, spindle structure is arranged in lower inner tube (12), spindle structure includes that spindle snap ring (8), box coupling (7) and the key (10) acting on upper shaft (11) and lower axle (5) junction, key (10) are connected by screw (9) with box coupling (7)；Described flow deflector supporting construction includes the first axle sleeve (13), the first lining (14) and the bearing body (15) set gradually from upper shaft (11) from-inner-to-outer, it is provided with supporting construction between cylindrical and the endoporus of flow deflector (16) of bearing body (15), also being provided with supporting construction between the endoporus of flow deflector (16) flange excircle and upper exterior tube (17), the flow deflector that is arranged over of described flow deflector (16) takes over (18)；Described packing seal structure is provided with the second axle sleeve (19), the second lining (20) and the stuffing box body (21) being arranged on flow deflector adapter (18) in the outside of upper shaft (11), stuffing box (24) with filler (23) is fixed on stuffing box body (21) by bolt (25), stuffing box (24) top is provided with gland (25), being provided with packing sleeve (22) between filler (23) and upper shaft (11), packing sleeve (22) is arranged on the top of the second axle sleeve (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147712.0U CN205423181U (en) | 2016-02-29 | 2016-02-29 | Vertical oblique flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147712.0U CN205423181U (en) | 2016-02-29 | 2016-02-29 | Vertical oblique flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205423181U true CN205423181U (en) | 2016-08-03 |
Family
ID=56545315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620147712.0U Expired - Fee Related CN205423181U (en) | 2016-02-29 | 2016-02-29 | Vertical oblique flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205423181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538519A (en) * | 2019-01-18 | 2019-03-29 | 合肥恒大江海泵业股份有限公司 | A kind of segmentation shaft end portion docking facilities |
-
2016
- 2016-02-29 CN CN201620147712.0U patent/CN205423181U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538519A (en) * | 2019-01-18 | 2019-03-29 | 合肥恒大江海泵业股份有限公司 | A kind of segmentation shaft end portion docking facilities |
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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: 20160803 Termination date: 20200229 |