CN208996967U - A kind of high temperature submerged pump - Google Patents
A kind of high temperature submerged pump Download PDFInfo
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- CN208996967U CN208996967U CN201821770053.1U CN201821770053U CN208996967U CN 208996967 U CN208996967 U CN 208996967U CN 201821770053 U CN201821770053 U CN 201821770053U CN 208996967 U CN208996967 U CN 208996967U
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Abstract
A kind of high temperature submerged pump, the entrance of the pump housing are provided with strainer and gusset；The exit flanged joint of the pump housing has outlet tube component；The left end of first rotating shaft is arranged in by impeller nut and chuck for impeller；First rotating shaft is rotatably provided in jackshaft bolster by slide bearing assembly；The right end of first rotating shaft is connected with the second shaft by spindle component；Second shaft is rotatably provided in jackshaft bolster also by slide bearing assembly；Jackshaft bolster is arranged on the adapter tube of middle part；The left end of middle part adapter tube is arranged on pump cover, and the right end of middle part adapter tube is provided with bottom plate；The right end sealed set of bottom plate has filler seat；Nitrogen adapter is provided on filler seat；Heat-proof device is provided on the outside of filler seat；The right side of filler seat is provided with fan on the outer wall of the second shaft；The outside of second shaft is provided with bearing housing component；Second shaft is rotatably provided in bearing housing component by bearing holder (housing, cover)；The right end of second shaft is connected with motor by shaft coupling.
Description
Technical field
The utility model relates to pump field, in particular to a kind of high temperature submerged pump.
Background technique
High temperature submerged pump is for conveying high-temperature medium, and temperature is generally more than 100 DEG C, and high-temperature medium can pass through main shaft or connection
Bracket transfers heat to bearing portion, to make bearing heating, causes to lubricate premature failure, causes pump operation failure；Therefore
The measure of effective cooling must be taken under high-temperature liquid when pump work；Traditional high temperature submerged pump has the disadvantage that pump length
After time service, cavitation phenomenons are easy to produce, cause the reduced performance of pump, bring maintenance cost is higher；Impeller is rotating through
Journey is easy to produce obscission；When more axis connections, connection is unstable, and easily causing concentricity, there are errors；Filler seat and
Situations such as bearing housing is in hot environment for a long time, is easy bad student's failure, influences the normal use of high-temperature pump；Outlet tube by
Thermal deformation can be generated after heat, to squeeze the pump housing being attached thereto, there are security risks.
Summary of the invention
The utility model aim is to provide a kind of high temperature submerged pump, solves the above technical problem.
In order to achieve the above technical purposes, reach above-mentioned technical requirements, the technical scheme adopted by the utility model is
A kind of high temperature submerged pump, including the pump housing, impeller and pump cover；It is characterized by: the entrance of the pump housing is provided with strainer and muscle
Plate；The exit flanged joint of the pump housing has outlet tube component；The impeller is arranged by impeller nut and chuck first
The left end of shaft；The first rotating shaft is rotatably provided in jackshaft bolster by slide bearing assembly；The first rotating shaft
Right end the second shaft is connected with by spindle component；Second shaft is rotatably provided in centre also by slide bearing assembly
In bearing bracket stand；The jackshaft bolster is arranged on the adapter tube of middle part；The left end of the middle part adapter tube is arranged on pump cover, middle part
The right end of adapter tube is provided with bottom plate；The right end sealed set of the bottom plate has filler seat；Nitrogen is provided on the filler seat to connect
Pipe；Heat-proof device is provided on the outside of the filler seat；The right side of the filler seat is provided with wind on the outer wall of the second shaft
Fan；The right side of the fan is provided with bearing housing component in the outside of the second shaft；Second shaft is revolved by bearing holder (housing, cover)
Turn to be arranged in bearing housing component；The right end of second shaft is connected with motor by shaft coupling.
It is preferred: to be evenly arranged with elbow tube body on the outlet tube component.
Preferred: the left end of the chuck is provided with limit pits, and the right end of chuck is provided with positive stop lug boss；The impeller
Nut matching is arranged in limit pits；The positive stop lug boss matching is arranged in impeller.
Preferred: the first rotating shaft matches with the junction of the second shaft and is provided with connection boss；The spindle portion
Connection pit is provided on part；The connection boss matching is arranged in connection pit.
Preferred: the heat-proof device selects refractory ceramics cotton or ceramic fiber blanket material to be filled.
It is preferred: to be evenly arranged with radiating ribs on the side wall of the bearing housing component.
The beneficial effects of the utility model；A kind of high temperature submerged pump, compared with traditional structure: gusset is added in pump housing import,
Pump suction performance is improved, the requirement of low cavitation is met, the choma installed in the pump housing also further reduces maintenance cost；Impeller spiral shell
Impeller is securely locked on pump shaft by chuck by mother, avoids impeller from inverting or impeller falls off when high temperature；More axis it
Between connected by spindle component, and using inside and outside point of semifixed form, guarantee to also ensure connecting shaft while connection is reliable
Between concentric circles meet the requirements；Filler portions position is wound equipped with refractory ceramics cotton or bundled fixed, can effectively obstruct
In heat transfer to filler seat, bearing housing position is equipped with a certain number of radiating ribs, and bearing can obtain under the action of fan
To effective heat dissipation, while being equipped with bearing holder (housing, cover) in bearing housing, one group of angular contact ball bearing be housed, mainly come bear radial force and
Bearing temperature rise control in critical field and is kept stable state using SKF high temperature oil grease lubricating bearing by axial force；Filler
Nitrogen interface device is added on seat, nitrogen purging and chilling protection can be carried out；Between between its exterior and interior axle sleeves of slide bearing assembly
Gap needs reasonable disposition according to medium temperature, and outer bearing sleeve bore area enhances self-lubricating property, inner bearing using spiral slot form
It covers outer surface to carry out using technique for overlaying, interior outer bearing sleeve material selects the most important normal operation that will directly affect pump；
Outlet tube component has more curved form using steel pipe, it is ensured that normally runs in the case of the thermal deformation or elongation that pump under high temperature.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is enlarged drawing at B in Fig. 1；
In figure: 1. pump housings；2. impeller；3. pump cover；4. strainer；5. gusset；6. outlet tube component；7. impeller
Nut；8. chuck；9. first rotating shaft；10. bearing assembly；11. jackshaft bolster；12. spindle component；13. second turn
Axis；14. middle part adapter tube；15. bottom plate；16. filler seat；17. nitrogen adapter；18. heat-proof device；19. fan；20. axis
Hold box part；21. bearing holder (housing, cover)；22. shaft coupling；23. motor；24. elbow tube body；25. limit pits；26. limit
Boss；27. connecting boss；28. connecting pit；29. radiating ribs.
Specific embodiment
In order to be more clear the goal of the invention, technical solution and its advantageous effects of the utility model, below in conjunction with
The drawings and specific embodiments, the present invention will be further described in detail；
In the accompanying drawings: a kind of high temperature submerged pump, including the pump housing 1, impeller 2 and pump cover 3；The entrance of the pump housing 1 is arranged
There are strainer 4 and gusset 5；The exit flanged joint of the pump housing 1 has outlet tube component 6；The impeller 2 passes through impeller nut 7
The left end of first rotating shaft 9 is set with chuck 8；The first rotating shaft 9 is rotatably provided in centre by slide bearing assembly 10
In bearing bracket stand 11；The right end of the first rotating shaft 9 is connected with the second shaft 13 by spindle component 12；Second shaft 13
It is rotatably provided in jackshaft bolster 11 by slide bearing assembly 10；The jackshaft bolster 11 is arranged at middle part adapter tube 14
On；The left end of the middle part adapter tube 14 is arranged on pump cover 3, and the right end of middle part adapter tube 14 is provided with bottom plate 15；The bottom plate 15
Right end sealed set have filler seat 16；Nitrogen adapter 17 is provided on the filler seat 16；The outside of the filler seat 16 is set
It is equipped with heat-proof device 18；The right side of the filler seat 16 is provided with fan 19 on the outer wall of the second shaft 13；The fan 19
Right side, the outside of the second shaft 13 is provided with bearing housing component 20；Second shaft 13 is rotated by bearing holder (housing, cover) 21
It is arranged in bearing housing component 20；The right end of second shaft 13 is connected with motor 23 by shaft coupling 22；The pump housing 1 into
Mouth adds gusset 5, improves pump suction performance, meets the requirement of low cavitation, and the choma installed in the pump housing 1 also further reduces dimension
Accomplish this；Impeller 2 is securely locked on pump shaft by chuck 8 by impeller nut 7, and impeller 2 is avoided to invert or leaf when high temperature
Wheel 2 falls off；It is connected between more axis by spindle component 12, and using inside and outside point of semifixed form, guarantees that connection is reliable
While also ensure that concentric circles is met the requirements between connecting shaft；16 position of filler seat is equipped with refractory ceramics cotton and is wound or ties
It is strapped fixed, it can effectively trap heat be transmitted on filler seat 16, bearing housing component 20 is equipped with a certain number of radiating ribs
29, bearing can effectively be radiated under the action of fan 19, while bearing holder (housing, cover) 21 is equipped in bearing housing component 20, dress
There is one group of angular contact ball bearing, mainly radial force and axial force is born, using SKF high temperature oil grease lubricating bearing, by bearing
Temperature rise control is in critical field and keeps stable state；17 device of nitrogen adapter is added on filler seat 16, can be carried out nitrogen and be blown
It sweeps and chilling is protected；Gap between its exterior and interior axle sleeves of slide bearing assembly 10 needs reasonable disposition, outer bearing according to medium temperature
Covering bore area enhances self-lubricating property using spiral slot form, and internal bearing sleeve outer surface is carried out using technique for overlaying, inside and outside
Bearing holder (housing, cover) material selects the most important normal operation that will directly affect pump；Outlet tube component 6 has more curved shape using steel pipe
Formula, it is ensured that normally run in the case of the thermal deformation or elongation that are pumped under high temperature.
Elbow tube body 24 is evenly arranged on the outlet tube component 6；Such as Fig. 1, the elbow tube body 24 being evenly arranged can
Effectively cancel out the coefficient of expansion.
The left end of the chuck 8 is provided with limit pits 25, and the right end of chuck 8 is provided with positive stop lug boss 26；The impeller
The matching of nut 7 is arranged in limit pits 25；The matching of positive stop lug boss 26 is arranged in impeller 2；Such as Fig. 2, the setting of chuck 8
Impeller nut 7 can be locked.
The first rotating shaft 9 matches to be provided with the junction of the second shaft 13 connect boss 27；The spindle component
Connection pit 28 is provided on 12；The matching of connection boss 27 is arranged in connection pit 28；Such as Fig. 3, which installation side
Just, be conducive to the positioning between two axis.
The heat-proof device 18 selects refractory ceramics cotton or ceramic fiber blanket material to be filled；Thermal resistance effect is good, and
It is easy to implement.
Radiating ribs 29 are evenly arranged on the side wall of the bearing housing component 20.
Claims (6)
1. a kind of high temperature submerged pump, including the pump housing (1), impeller (2) and pump cover (3)；It is characterized by: the pump housing (1) into
Strainer (4) and gusset (5) are provided at mouthful；The exit flanged joint of the pump housing (1) has outlet tube component (6)；The leaf
It takes turns (2) and passes through impeller nut (7) and chuck (8) setting in the left end of first rotating shaft (9)；The first rotating shaft (9) passes through cunning
Moving axis bearing assembly (10) is rotatably provided in jackshaft bolster (11)；The right end of the first rotating shaft (9) passes through spindle component
(12) the second shaft (13) are connected with；Second shaft (13) is rotatably provided in jackshaft also by slide bearing assembly (10)
In bolster (11)；The jackshaft bolster (11) is arranged on middle part adapter tube (14)；The left end of the middle part adapter tube (14) is set
It sets on pump cover (3), the right end of middle part adapter tube (14) is provided with bottom plate (15)；The right end sealed set of the bottom plate (15) is filled out
Expect seat (16)；Nitrogen adapter (17) are provided on the filler seat (16)；Heat-insulated dress is provided on the outside of the filler seat (16)
Set (18)；The right side of the filler seat (16) is provided with fan (19) on the outer wall of the second shaft (13)；The fan (19)
Right side, the outside of the second shaft (13) is provided with bearing housing component (20)；Second shaft (13) passes through bearing holder (housing, cover)
(21) it is rotatably provided in bearing housing component (20)；The right end of second shaft (13) is connected with by shaft coupling (22)
Motor (23).
2. a kind of high temperature submerged pump according to claim 1, it is characterised in that: uniformly set on the outlet tube component (6)
It is equipped with elbow tube body (24).
3. a kind of high temperature submerged pump according to claim 1, it is characterised in that: the left end setting of the chuck (8) is limited
Position pit (25), the right end of chuck (8) are provided with positive stop lug boss (26)；Impeller nut (7) matching is arranged in limit pits
(25) in；Positive stop lug boss (26) matching is arranged in impeller (2).
4. a kind of high temperature submerged pump according to claim 1, it is characterised in that: the first rotating shaft (9) and the second shaft
(13) junction, which matches, is provided with connection boss (27)；Connection pit (28) is provided on the spindle component (12)；Institute
Connection boss (27) matching is stated to be arranged in connection pit (28).
5. a kind of high temperature submerged pump according to claim 1, it is characterised in that: the heat-proof device (18) selects high temperature pottery
Porcelain cotton or ceramic fiber blanket material are filled.
6. a kind of high temperature submerged pump according to claim 1, it is characterised in that: the side wall of the bearing housing component (20)
On be evenly arranged with radiating ribs (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770053.1U CN208996967U (en) | 2018-10-30 | 2018-10-30 | A kind of high temperature submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770053.1U CN208996967U (en) | 2018-10-30 | 2018-10-30 | A kind of high temperature submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208996967U true CN208996967U (en) | 2019-06-18 |
Family
ID=66805066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821770053.1U Active CN208996967U (en) | 2018-10-30 | 2018-10-30 | A kind of high temperature submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208996967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114005A (en) * | 2018-10-30 | 2019-01-01 | 江苏双达泵业股份有限公司 | A kind of high temperature submerged pump |
-
2018
- 2018-10-30 CN CN201821770053.1U patent/CN208996967U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114005A (en) * | 2018-10-30 | 2019-01-01 | 江苏双达泵业股份有限公司 | A kind of high temperature submerged pump |
| CN109114005B (en) * | 2018-10-30 | 2024-02-13 | 江苏双达泵业股份有限公司 | High-temperature submerged pump |
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