CN207363896U - Without cooling high temperature and pressure heat-exchanger pump - Google Patents
Without cooling high temperature and pressure heat-exchanger pump Download PDFInfo
- Publication number
- CN207363896U CN207363896U CN201721337457.7U CN201721337457U CN207363896U CN 207363896 U CN207363896 U CN 207363896U CN 201721337457 U CN201721337457 U CN 201721337457U CN 207363896 U CN207363896 U CN 207363896U
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- CN
- China
- Prior art keywords
- pump
- pump shaft
- high temperature
- pressure heat
- cooling high
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses without cooling high temperature and pressure heat-exchanger pump, including bearing housing, the pump shaft being connected to by rolling bearing on bearing housing, and the impeller being connected on pump shaft；The bearing housing includes leading portion, interlude and endpiece；Bearing assembly is provided between the leading portion and pump shaft；Set and have elastic component between the impeller and bearing assembly；Several heat sinks are provided with the interlude is cylindrical；The endpiece is internally provided with the machine coordinated with the mechanical seal on pump shaft and seals stationary seat；Oil sealing plate is provided between the machine envelope stationary seat and rolling bearing, and the baffle coordinated with oil sealing plate being arranged on pump shaft；On the pump shaft, and air-cooled structure is provided with endpiece；Stability is good, prevents the heat of pumped (conveying) medium to be delivered to by pump shaft at rolling bearing, and air-cooled to the progress of rolling bearing position, prevents rolling bearing temperature from reaching capacity and damaging, good reliability.
Description
Technical field
High temperature and pressure hot water pump technical field is the utility model is related to, external cooling is not required in particular to one kind
Water, operational reliability be good, energy-saving and environment-friendly high temperature and pressure heat-exchanger pump.
Background technology
Heat-exchanger pump, is generally used in some high temperature and pressure occasions, therefore its structure member generally uses high temperature resistant material, passes
The heat-exchanger pump of system includes the component such as the pump housing, pump cover, impeller, sealing structure, bearing housing, and sealing structure is typically mounted on pump cover and axis
Between holding case, water cooling is generally carried out by air-cooled or external cooling water, air-cooled cooling effect is poor, and water cooling needs to consume big
The water resource of amount；3 rolling bearings are usually provided with bearing housing, front end is 1 cylinder roller bearing, and afterbody is two corner connections
Ball bearing is touched, although rolling friction transmission is smoothly, to the more demanding of use environment, such as the product of temperature, lubricating oil
Matter etc., and during installation, difficulty is big, if localized bumps damage, will influence the service life of whole bearing.
The content of the invention
The utility model aim is to provide one kind and is not required that external cooling water, operational reliability be good, energy-saving and environment-friendly high temperature
Hot high pressure water pump, solves above technical problem.
In order to realize above-mentioned technical purpose, reach above-mentioned technical requirements, technical solution is used by the utility model：
Without cooling high temperature and pressure heat-exchanger pump, including bearing housing, the pump shaft being connected to by rolling bearing on bearing housing, and connection
Impeller on pump shaft；It is characterized in that：The bearing housing includes leading portion, interlude and endpiece；The leading portion and pump shaft
Between be provided with bearing assembly；Set and have elastic component between the impeller and bearing assembly；On the interlude is cylindrical
It is provided with several heat sinks；The endpiece is internally provided with the machine coordinated with the mechanical seal on pump shaft and seals stationary seat；Institute
Oil sealing plate is provided between the machine envelope stationary seat and rolling bearing stated, and the gear coordinated with oil sealing plate being arranged on pump shaft
Plate；On the pump shaft, and air-cooled structure is provided with endpiece.
As preferable technical solution：Pump cover is additionally provided with the bearing housing；It is additionally provided with the pump cover
The pump housing；Wear ring is additionally provided between the pump housing and impeller.
As preferable technical solution：Air bleeding valve and hydraulic fluid port are additionally provided with the endpiece is cylindrical.
As preferable technical solution：The bearing assembly includes being arranged on inner sleeve on pump shaft by proper tolerances, and
The overcoat coordinated with inner sleeve being arranged on by proper tolerances on leading portion；Left between the inner sleeve and the mating surface of overcoat
0.01mm-0.02mm gaps.
As preferable technical solution：The flexible member is spring or elastic washer.
As preferable technical solution：The cross section of the heat sink is quadrilateral structure, S-shaped structure or corrugated
Structure.
As preferable technical solution：The machine envelope stationary seat includes annulus body, is connected to convex on annulus body
Block；It is vertically arranged between the convex block and annulus body；Be additionally provided with that several communicate with hydraulic fluid port on the convex block is logical
Hole.
As preferable technical solution：Sealing is provided between the annulus body and endpiece inner wall and mechanical seal
Circle.
As preferable technical solution：It is interference fitted between the baffle and pump shaft by proper tolerances.
As preferable technical solution：The air-cooled structure includes the fan blade being connected to by locking nut on pump shaft,
And the blade cover for being used to cover fan blade on endpiece is bolted.
The beneficial effects of the utility model are：Without cooling high temperature and pressure heat-exchanger pump, compared with traditional structure：Adopted on bearing housing
It is combined with the bearing assembly of sliding friction structure with rolling bearing structure, not only ensure that the stability of operation, and axis
Bearing assembly forms lubricating film, large carrying capacity, rotating accuracy is high, has shock resistance effect by the direct cooling and lubricating of medium；Axis
Hold and heat radiating fin structure is additionally provided with case, be combined with air-cooled structure, not only prevent the heat of pumped (conveying) medium from passing through pump shaft transmission
To at rolling bearing, and it is air-cooled to the progress of rolling bearing position, prevent rolling bearing temperature from reaching capacity and damaging, have at the same time
Beneficial to the cooling of mechanical seal, external water-cooling structure is eliminated；Setting has elastic component, and not only prevents impeller reversion to come off,
And be conducive to the positioning of sliding friction structure.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is that the utility model removes the structure diagram after the pump housing；
Fig. 3 is the utility model Fig. 2A to enlarged view；
Fig. 4 seals stationary seat sectional view for the utility model machine；
In figure：1. bearing housing, 2. rolling bearings, 3. pump shafts, 4. impellers, 5. leading portions, 6. interludes, 7. endpieces, 8.
Bearing assembly, 9. flexible members, 10. heat sinks, 11. mechanical seals, 12. machines envelope stationary seat, 13. oil sealing plates, 14. baffles, 15.
It is air-cooled structure, 16. air bleeding valves, 17. hydraulic fluid ports, 18. sealing rings, 19. locking nuts, 101. pump covers, 102. pump housings, 103. wear-resisting
Ring, 8-1. inner sleeves, 8-2. overcoats, 12-1. annulus body, 12-2. convex blocks, 12-3. through holes, 15-1. fan blades, 15-2. blade covers.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings；
In the accompanying drawings：Without cooling high temperature and pressure heat-exchanger pump, including bearing housing 1, bearing housing is connected to by rolling bearing 2
Pump shaft 3 on body 1, and the impeller 4 being connected on pump shaft 3；Pump cover 101 is additionally provided with the bearing housing 1；Described
The pump housing 102 is additionally provided with pump cover 101；Wear ring 103 is additionally provided between the pump housing 102 and impeller 4, improves no cooling
The work efficiency of high temperature and pressure heat-exchanger pump, reduces hydraulic loss；The bearing housing 1 includes leading portion 5, interlude 6 and endpiece
7；It is provided with bearing assembly 8 between the leading portion 5 and pump shaft 3, large carrying capacity, stability is good；The impeller 4 and bearing
Set between component 8 and have elastic component 9；The flexible member 9 is spring or elastic washer, it is therefore prevented that the reversion of impeller 4 is de-
Fall, and have the positioning of bearing assembly 8；Several heat sinks 10 are provided with the interlude 6 is cylindrical；The heat sink
10 cross section is quadrilateral structure, S-shaped structure or corrugated structure, ensure that heat dissipation effect；Set inside the endpiece 7
It is equipped with the machine coordinated with the mechanical seal 11 on pump shaft 3 and seals stationary seat 12；Between the machine envelope stationary seat 12 and rolling bearing 2
Oil sealing plate 13 is provided with, and the baffle 14 coordinated with oil sealing plate 13 on pump shaft 3 is interference fitted in by proper tolerances；Described
On pump shaft 3, and air-cooled structure 15 is provided with endpiece 7；Air bleeding valve 16 and hydraulic fluid port are additionally provided with the endpiece 7 is cylindrical
17；Actual use uses, and is coordinated by bearing assembly 8 and rolling bearing 2 so that stable without cooling high temperature and pressure heat-exchanger pump
Property is more preferable, and be provided with heat sink 10 coordinates with air-cooled structure 15, not only prevents the heat of pumped (conveying) medium to be delivered to rolling by pump shaft 3
At dynamic bearing 2, and it is air-cooled to the progress of 2 position of rolling bearing, prevent 2 temperature of rolling bearing from reaching capacity and damaging, have at the same time
Beneficial to the cooling of mechanical seal 11, the stability of structure is improved.
In Fig. 1, Fig. 2：The bearing assembly 8 includes being arranged on inner sleeve 8-1 on pump shaft 3 by proper tolerances, and presses
Proper tolerances are arranged on the overcoat 8-2 coordinated with inner sleeve 8-1 on leading portion 5；The inner sleeve 8-1 and the mating surface of overcoat 8-2
Between leave 0.01mm-0.02mm gaps；Inner sleeve 8-1 and overcoat 8-2 forms profit by the direct cooling and lubricating of medium in gap
Synovial membrane, is driven smooth, large carrying capacity, and rotating accuracy is high, and with shock resistance effect；The inner sleeve 8-1 and overcoat 8-2
Using high temperature resistant pressureless sintering carborundum, there is good wearability, heat-resisting quantity, corrosion resistance, can be below 1600 DEG C
Using etc. has advantage.
In Fig. 4：The machine envelope stationary seat 12 includes annulus body 12-1, the convex block being connected on annulus body 12-1
12-2；It is vertically arranged between the convex block 12-2 and annulus body 12-1；Several are additionally provided with the convex block 12-2
The through hole 12-3 communicated with hydraulic fluid port 17；It is provided between the annulus body 12-1 and 7 inner wall of endpiece and mechanical seal 11
Sealing ring 18；It is provided with annulus body 12-1 and convex block 12-2 and ensure that the concentricity of mechanical seal 11 and bearing housing 1, and
It is provided with through hole 12-3 with baffle 14 and oil sealing plate 13 to coordinate so that lubricating oil is carried by multiple directions lubrication rolling bearing 2
The high cooling effect to rolling bearing 2.
In fig. 2：The air-cooled structure 15 includes the fan blade 15-1 being connected to by locking nut 19 on pump shaft 3, with
And the blade cover 15-2 for being used to cover fan blade 15-1 on endpiece 7 is bolted；Rotated by pump shaft 3 and drive fan blade
15-1 is rotated, and cool ambient air enters in bearing housing 1 under atmospheric pressure, and so as to fulfill cooling rolling bearing 2, stability is good, carries
The high work efficiency without cooling high temperature and pressure heat-exchanger pump, energy conservation and environmental protection.
Above-described embodiment is only intended to clearly illustrate the description that the utility model is made, and not to the limit of embodiment
It is fixed, to those of ordinary skill in the art, other various forms of changes can also be made on the basis of the above description
Or change, there is no necessity and possibility to exhaust all the enbodiments, and the obvious change thus amplified out
Or among changing still in the scope of protection of the utility model.
Claims (10)
1. without cooling high temperature and pressure heat-exchanger pump, including bearing housing（1）, pass through rolling bearing（2）It is connected to bearing housing（1）On
Pump shaft（3）, and it is connected to pump shaft（3）On impeller（4）；It is characterized in that：The bearing housing（1）Including leading portion（5）,
Interlude（6）And endpiece（7）；The leading portion（5）With pump shaft（3）Between be provided with bearing assembly（8）；The impeller（4）
With bearing assembly（8）Between set and have elastic component（9）；The interlude（6）Several heat sinks are provided with cylindrical
（10）；The endpiece（7）It is internally provided with and pump shaft（3）On mechanical seal（11）The machine envelope stationary seat of cooperation（12）；Institute
The machine envelope stationary seat stated（12）And rolling bearing（2）Between be provided with oil sealing plate（13）, and it is arranged on pump shaft（3）On with envelope
Oiled-plate method（13）The baffle of cooperation（14）；The pump shaft（3）On, and close to endpiece（7）Place is provided with air-cooled structure（15）.
2. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The bearing housing（1）It is upper to go back
It is provided with pump cover（101）；The pump cover（101）On be additionally provided with the pump housing（102）；The pump housing（102）With impeller（4）It
Between be additionally provided with wear ring（103）.
3. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The endpiece（7）It is cylindrical above to go back
It is provided with air bleeding valve（16）And hydraulic fluid port（17）.
4. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The bearing assembly（8）Including
Pump shaft is arranged on by proper tolerances（3）Upper inner sleeve（8-1）, and by proper tolerances it is arranged on leading portion（5）On and inner sleeve（8-1）
The overcoat of cooperation（8-2）；The inner sleeve（8-1）And overcoat（8-2）Mating surface between leave 0.01mm-0.02mm gaps.
5. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The flexible member（9）For bullet
Spring or elastic washer.
6. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The heat sink（10）It is transversal
Face is quadrilateral structure, S-shaped structure or corrugated structure.
7. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The machine envelope stationary seat（12）Bag
Include annulus body（12-1）, it is connected to annulus body（12-1）On convex block（12-2）；The convex block（12-2）With annulus sheet
Body（12-1）Between be vertically arranged；The convex block（12-2）On be additionally provided with several and hydraulic fluid port（17）The through hole communicated（12-
3）.
8. it is according to claim 7 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The annulus body（12-1）With
Endpiece（7）Inner wall and mechanical seal（11）Between be provided with sealing ring（18）.
9. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The baffle（14）With pump shaft
（3）Between by proper tolerances be interference fitted.
10. it is according to claim 1 without cooling high temperature and pressure heat-exchanger pump, it is characterized in that：The air-cooled structure（15）Bag
Include and pass through locking nut（19）It is connected to pump shaft（3）On fan blade（15-1）, and be bolted in endpiece（7）On use
In covering fan blade（15-1）Blade cover（15-2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721337457.7U CN207363896U (en) | 2017-10-18 | 2017-10-18 | Without cooling high temperature and pressure heat-exchanger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721337457.7U CN207363896U (en) | 2017-10-18 | 2017-10-18 | Without cooling high temperature and pressure heat-exchanger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207363896U true CN207363896U (en) | 2018-05-15 |
Family
ID=62420449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721337457.7U Withdrawn - After Issue CN207363896U (en) | 2017-10-18 | 2017-10-18 | Without cooling high temperature and pressure heat-exchanger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207363896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701459A (en) * | 2017-10-18 | 2018-02-16 | 江苏飞跃机泵集团有限公司 | One kind is without cooling down high-temperature hot high pressure water pump |
-
2017
- 2017-10-18 CN CN201721337457.7U patent/CN207363896U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701459A (en) * | 2017-10-18 | 2018-02-16 | 江苏飞跃机泵集团有限公司 | One kind is without cooling down high-temperature hot high pressure water pump |
| CN107701459B (en) * | 2017-10-18 | 2023-06-20 | 江苏飞跃机泵集团有限公司 | Cooling-free high-temperature high-pressure hot water pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20230620 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20230620 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |