CN204532852U - A kind of High Temperature High Pressure Vertical Heat water pump - Google Patents
A kind of High Temperature High Pressure Vertical Heat water pump Download PDFInfo
- Publication number
- CN204532852U CN204532852U CN201520124770.7U CN201520124770U CN204532852U CN 204532852 U CN204532852 U CN 204532852U CN 201520124770 U CN201520124770 U CN 201520124770U CN 204532852 U CN204532852 U CN 204532852U
- Authority
- CN
- China
- Prior art keywords
- pump housing
- end cap
- water
- centering
- high temperature
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 239000000411 inducer Substances 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000000956 alloy Substances 0.000 claims abstract description 5
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of High Temperature High Pressure Vertical Heat water pump relates to the Multi-stage heat water pump being applied to high temperature and high pressure environment.It comprises the pump housing, coupling, motor, multi-stage impeller, water intake and water outlet.Be provided with in water-inlet cavity into water inducer.Under motor lower end, connecting end cap surface has centering bulge loop, and on pump housing upper end, connecting end cap surface has centering annular groove, the relative fastening that centering bulge loop and centering annular groove can match.The beneficial effect that the utility model produces: install inducer in water-inlet cavity, can effectively avoid producing cavitation.Connect end cap centering bulge loop under motor and the pump housing connect the relative centering that end cap centering annular groove can match and fasten, make motor and pump housing axle direct connection concentricity high, energy saving in running, noiseless, reduction wearing and tearing, increase the service life.Provided with fan, to bearing, the cooling of machine envelope, makes it to run in high temperature and high pressure environment long-term safety.Axle bottom is provided with alloy sleeve, wear-resisting, and repair and replacement are convenient.Pump housing water outlet sections can level 90 ° turn to arbitrarily, facilitates user installation to use.
Description
Technical field:
The utility model relates to centrifugal pump, relates generally to multistage centrifugal pump, is particularly applied to the multistage hot water centrifugal pump of high temperature and high pressure environment.
Background technique:
Existing sections formula multistage centrifugal pump, mainly have following defect: one is, motor and the pump housing through coupling direct connection, effective centering measure when lacking installation, after causing motor and pump housing direct connection, concentricity is poor, and running vibrations are large, noise is large, consume energy high, quick abrasion; Two are, pump housing upper end bearing, machine envelope is without cooling measure, and high temperature and high pressure environment long-play, reduces working life; Three are, very easily form low-voltage vacuum district, very easily form cavitation in water-inlet cavity, and this feed water pump inner high voltage locular wall will produce damaging impact power, and impact is normal to be run and working life.
Model utility content:
The object of the utility model, be to provide a kind of High Temperature High Pressure Vertical Heat water pump, the direct connection concentricity of motor and the pump housing is high, setting up fan is bearing and the cooling of machine envelope, water-inlet cavity set up inducer avoid produce cavitation, this pump can work at high temperature and high pressure environment long-play, and efficiency is high, long service life.
The content of the utility model: a kind of High Temperature High Pressure Vertical Heat water pump, comprises the motor 1 that the pump housing 2 is connected with by coupling 4, and the pump housing comprises axle 3, bearing, multi-stage impeller 5, interstage seal assembly, water intake 6 and water outlet 7.Be characterised in that and axle that bottom pump, water-inlet cavity 9 is interior is provided with auger shape water inlet inducer 10.Motor lower end is provided with the hood-like lower connection end cap 15 of button, pump housing upper end is provided with bowl-shape upper connection end cap 12, the end cover surface connecting end cap under motor has centering bulge loop 16, the end cover surface pump housing connecting end cap has centering annular groove 17, the relative fastening that centering bulge loop 16 and centering annular groove 17 can match.
The utility model preferably, connects on the described pump housing in its end cap chamber of end cap 12 and axle is provided with cooling fan 14.Its lower pump shaft bottom of described inducer 10 is provided with alloy sleeve 11.The water outlet sections 13 of the pump housing can level 90 ° turn to arbitrarily.
The beneficial effect that the utility model produces:
In water-inlet cavity, inducer is installed bottom its pump of the utility model, can have effectively avoided producing cavitation.The end cover surface connecting end cap under motor has centering bulge loop, the end cover surface pump housing connecting end cap has centering annular groove, the relative fastening that centering bulge loop and centering annular groove can match, and makes it motor and pump housing direct connection concentricity is high, energy saving in running, noiseless, increase the service life.Provided with fan, to bearing, the cooling of machine envelope, makes it to run in high temperature and high pressure environment long-term safety.Alloy sleeve is installed in pump shaft bottom, wear-resistant, and repair and replacement are convenient.
Accompanying drawing illustrates:
Accompanying drawing 1 the utility model sectional view
The end cover surface connecting end cap under accompanying drawing 2 the utility model motor has centering bulge loop plan view
End cover surface accompanying drawing 3 the utility model pump housing connecting end cap has centering annular groove plan view
Embodiment:
Accompanying drawings provide the embodiment of this kind of High Temperature High Pressure Vertical Heat water pump.
The utility model comprises the motor 1 that the pump housing 2 is connected with by coupling 4 as shown in Figure 1, and the pump housing comprises axle 3, bearing, multi-stage impeller 5, interstage seal assembly, water intake 6 and water outlet 7.Improvement of the present utility model is, the axle bottom pump in water-inlet cavity 9 is provided with into water inducer 10, and inducer is auger shape, can effectively avoid occurring low-voltage vacuum at water-inlet cavity, effectively avoids producing cavitation.Motor lower end is provided with the hood-like lower connection end cap 15 of button, pump housing upper end is provided with bowl-shape upper connection end cap 12, the end cover surface connecting end cap under motor has centering bulge loop 16, the end cover surface pump housing connecting end cap has centering annular groove 17, the relative fastening that centering bulge loop 16 and centering annular groove 17 can match, improve the installation concentricity of motor and the pump housing, make it energy saving in running, noiseless, reduction wearing and tearing, increase the service life.Connect on the pump housing in end cap 12 chamber and axle is provided with fan 14, to bearing and the cooling of machine envelope, making it can long-term safe operation in 160 ° of High Temperature High Pressure hot water.Be provided with alloy sleeve 11 in its lower pump shaft bottom of inducer 10, wear-resisting, long service life, repair and replacement are convenient.The water outlet sections 13 of the pump housing can level 90 ° turn to arbitrarily, facilitates user installation to use.
Claims (3)
1. a High Temperature High Pressure Vertical Heat water pump, comprise the motor (1) that the pump housing (2) is connected with by coupling (4), the pump housing comprises axle (3), bearing, multi-stage impeller (5), interstage seal assembly, water intake (6) and water outlet (7), it is characterized in that, the axle bottom pump in water-inlet cavity (9) is provided with auger shape water inlet inducer (10); Motor lower end is provided with the hood-like lower connection end cap (15) of button, pump housing upper end is provided with bowl-shape upper connection end cap (12), the end cover surface connecting end cap under motor has centering bulge loop (16), the end cover surface pump housing connecting end cap has centering annular groove (17), the relative fastening that described centering bulge loop (16) can match with centering annular groove (17).
2. a kind of High Temperature High Pressure Vertical Heat water pump according to claim 1, is characterized in that, connect on the axle in its end cap chamber of end cap (12) and be provided with cooling fan (14) on the described pump housing; The bottom of described inducer (10) its lower shaft is provided with alloy sleeve (11).
3. a kind of High Temperature High Pressure Vertical Heat water pump according to claim 1 or 2, is characterized in that, the water outlet sections (13) of the pump housing can level 90 ° turn to arbitrarily.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520124770.7U CN204532852U (en) | 2015-02-26 | 2015-02-26 | A kind of High Temperature High Pressure Vertical Heat water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520124770.7U CN204532852U (en) | 2015-02-26 | 2015-02-26 | A kind of High Temperature High Pressure Vertical Heat water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532852U true CN204532852U (en) | 2015-08-05 |
Family
ID=53746861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520124770.7U Expired - Fee Related CN204532852U (en) | 2015-02-26 | 2015-02-26 | A kind of High Temperature High Pressure Vertical Heat water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253471A (en) * | 2020-10-26 | 2021-01-22 | 长沙中联泵业股份有限公司 | High-temperature high-pressure multi-stage pump |
-
2015
- 2015-02-26 CN CN201520124770.7U patent/CN204532852U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253471A (en) * | 2020-10-26 | 2021-01-22 | 长沙中联泵业股份有限公司 | High-temperature high-pressure multi-stage pump |
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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: 20150805 |