CN205744507U - A kind of horizontal centrifugal pump axial force measuring device - Google Patents
A kind of horizontal centrifugal pump axial force measuring device Download PDFInfo
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- CN205744507U CN205744507U CN201620706054.4U CN201620706054U CN205744507U CN 205744507 U CN205744507 U CN 205744507U CN 201620706054 U CN201620706054 U CN 201620706054U CN 205744507 U CN205744507 U CN 205744507U
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- pump
- horizontal centrifugal
- axial force
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a kind of horizontal centrifugal pump axial force measuring device, threephase asynchronous (1) and single-stage horizontal centrifugal water pump (4) are coaxially installed on support (15) by adapter sleeve (2), thrust ball bearing (13), circlip for shaft (12), pressure transmitting plates (11), wheel spoke type sensor (10) is horizontally installed to sensor successively and fixes the inside of shell (8), and sensor is fixed shell (8) and is secured by bolts in the end of single-stage horizontal centrifugal water pump (4) pump shaft (3), pressure display unit (9) is connected with wheel spoke type sensor (10).This utility model not only can be effectively improved axial force measuration precision, and can be realized the measurement of staged horizontal centrifugal water pump axial force by simple operations.
Description
Technical field
This utility model relates to horizontal multi-stage centrifugal water pump field, is specifically related to a kind of horizontal centrifugal pump axial force and surveys
Amount device.
Background technology
Various rotating machineries such as water pump, blower fan, compressor, steam turbine etc., its blade is during rotary work, owing to being situated between
The effect of matter can produce axial force.Such as water pump, blade water pump is in running, after water flows through impeller acting, becomes high
Setting-out, producing differential water pressures, differential water pressures and hydrodynamic force counter-force the most afterwards is the principal element that pump rotor produces axial force, and axle
To power, bearing life, operation stability, mechanical loss all can be had adverse effect on;Product design process needs consider
The parts of balancing axial thrust are set, such as balance pipe, balance pipe, back blade, balancing drum, balancing frame, symmetrical configuration layout etc., axially
Power changes along with pump discharge, rotation speed change, if it is possible to accurately measures axial force data, has the R&D process of water pump very
Big help.
But, the axial load utilizing axial force transducer to be carried bearing is tested, first, and axial force transducer
Needing to demarcate, and demarcating environment is laboratory, and its environment is relatively preferable, timing signal not by external environmental interference, data accurately, can
Lean on.Followed by during rotating machinery final assembly, installation axial force transducer is in bearing block, and environment during assembling is in assembling
Factory Building, because its structure of axial force transducer has certain particularity, has human factor, frock tool, installation side when assembling
Method and environmental factors etc. cause smooth precision to reduce, therefore there is uncertain factor, and then cause test data to there is corresponding deviation.
Patent of invention " the test device of a kind of centrifugal pump impeller dynamic axial power ", Patent No. 201310673676.2,
Disclose the axial-force testing device of centrifugal pump, patent of invention " pump shaft axial-force testing device ", Patent No.
201410138404.7, disclose the axial-force testing device of magnetic drive pump, but both schemes be required for the pump housing is done special
Transformation, structure is complicated, and is formed without a relatively independent test component or test device, causes using shortage general
Property;Utility model patent " axial force test instrument for pump ", Patent No. 201120184174.X, disclose the survey of a kind of pump axial force
Electricity testing device, but this device can only survey the axial force in a direction, this kind of measuring method does not considers partial frictional power simultaneously, therefore
There is certain deviation in this test method.
In addition to the measuring method of several axial forces of above-mentioned introduction, employing empirical equation general to axial force carries out rough
Estimate, but for the rotating machinery that some required precision is higher, using empirical equation to carry out rough estimation is can not
Reach to use requirement.Therefore, accurately measuring axial force is problem in the urgent need to address.
Utility model content
The purpose of this utility model is to provide a kind of horizontal centrifugal pump axial force measuring device, exists for prior art
Measure horizontal centrifugal pump axial force deficiency, propose one there is extensive versatility, simple in construction, it is possible to realize to horizontal from
The accurate measurement of the axial force of edema with the heart involved pump, this device can realize the accurate measurement to horizontal multi-stage centrifugal water pump axial force simultaneously.
For solving problem above, this utility model is achieved through the following technical solutions:
Described a kind of horizontal centrifugal pump axial force measuring device, including threephase asynchronous, adapter sleeve, single-stage horizontal
Centrifugal water pump, sensor fix shell, wheel spoke type sensor, pressure transmitting plates, circlip for shaft, thrust ball bearing, pressure
Display and support.Threephase asynchronous and single-stage horizontal centrifugal water pump are coaxially installed on support by adapter sleeve, thrust
Ball bearing, circlip for shaft, pressure transmitting plates, wheel spoke type sensor are horizontally installed to sensor successively and fix the interior of shell
Portion, and sensor is fixed shell and is secured by bolts in single-stage horizontal centrifugal water pump pump the tip of the axis, pressure display unit and spoke
Formula sensor is connected.
Described single-stage horizontal centrifugal water pump include water exit end, intermediate connector, inlet segment, water wheels, pump shaft and other zero
Parts, water exit end, intermediate connector, inlet segment, water wheels are mounted on pump shaft, are connected by centre between water exit end and inlet segment
Body is attached, and water wheels are installed in inlet segment.
Described adapter sleeve, its keyway length is long more than the keyway of the keyway length of threephase asynchronous and Pump Axle
Degree sum, it is ensured that the pump shaft of single-stage horizontal centrifugal water pump can under the effect of axial force the free play of level.
Described a kind of horizontal centrifugal pump axial force measuring device, its operation principle is as follows: start three-phase asynchronous electric
Machine, by adapter sleeve drive single-stage horizontal centrifugal water pump pump shaft rotation, under the driving of pump shaft, water wheels by water from inlet segment
Introduce, got rid of by water exit end through intermediate connector, owing to water wheels water inlet is different from outlet pressure, cause the axle of water wheels
Pointing to water wheels water inlet to power, owing to water wheels are fixed on pump shaft, and adapter sleeve can axially free play, therefore general by keyway
Order about the pump shaft water inlet play to water wheels, by being installed on the thrust ball bearing of single-stage horizontal centrifugal water pump pump shaft end, axle
By circlip and pressure transmitting plates, axial compressive force is passed to wheel spoke type sensor, eventually through pressure display unit Dynamic Announce
The size of axial force.
The beneficial effects of the utility model are as follows:
This utility model one horizontal centrifugal pump axial force measuring device, complete machine is horizontally installed on support, is measuring
Without the concern for the impact of equipment self-weight during axial force;Secondly, threephase asynchronous and single-stage horizontal centrifugal water pump
Between be attached by adapter sleeve, the pump shaft of water pump, under the effect of axial force, can level move freely, pump shaft be connected
Frictional force between set is negligible, is effectively improved the certainty of measurement of axial force;Finally, this utility model uses
It is single-stage horizontal centrifugal water pump, can survey by changing the progression of centrifugal water pump in the case of ensureing that miscellaneous equipment is constant
The measurement of staged horizontal centrifugal water pump axial force, simple to operation.
Accompanying drawing explanation
Fig. 1 is this utility model one horizontal centrifugal pump axial force measuring device schematic diagram;
Figure is labeled as: 1: threephase asynchronous;2: adapter sleeve;3: pump shaft;4: single-stage horizontal centrifugal water pump;5: water outlet
Section;6: intermediate connector;7: inlet segment;8: shell fixed by sensor;9: pressure display unit;10: wheel spoke type sensor;11: pressure
Power transmission plate;12: circlip for shaft;13: thrust ball bearing;14: water wheels;15: support.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, an embodiment of the present utility model is further described:
Described a kind of horizontal centrifugal pump axial force measuring device, crouches including threephase asynchronous 1, adapter sleeve 2, single-stage
Formula centrifugal water pump 4, sensor fix shell 8, wheel spoke type sensor 10, pressure transmitting plates 11, circlip for shaft 12, thrust ball
Bearing 13, pressure display unit 9 and support 15.Threephase asynchronous 1 and single-stage horizontal centrifugal water pump 4 are coaxial by adapter sleeve 2
It is installed on support 15, thrust ball bearing 13, circlip for shaft 12, pressure transmitting plates 11, wheel spoke type sensor 10 water successively
Safety is loaded on sensor and fixes the inside of shell 8, and sensor is fixed shell 8 and is secured by bolts in single-stage horizontal centrifugal water pump
The end of 4 pump shafts 3, pressure display unit 9 is connected with wheel spoke type sensor 10.
Described single-stage horizontal centrifugal water pump 4, including water exit end 5, intermediate connector 6, inlet segment 7, water wheels 14, pump shaft 3 with
And other parts, water exit end 5, intermediate connector 6, inlet segment 7, water wheels 14 are mounted on pump shaft 3, water exit end 5 and water inlet
Being attached by intermediate connector 6 between section 7, water wheels 14 are installed in inlet segment 7.
Described adapter sleeve 2, its keyway length is more than keyway length and the key of Pump Axle 3 of threephase asynchronous 1
Slot length sum, it is ensured that the pump shaft 3 of single-stage horizontal centrifugal water pump 4 can under the effect of axial force the free play of level.
Described a kind of horizontal centrifugal pump axial force measuring device, its operation principle is as follows: start three-phase asynchronous electric
Machine 1, drives the rotation of single-stage horizontal centrifugal water pump 4 pump shaft 3 by adapter sleeve 2, under the driving of pump shaft 3, water wheels 14 by water from
Inlet segment 7 introduces, and gets rid of by water exit end 5 through intermediate connector 6, owing to water wheels 14 water inlet is different from outlet pressure,
The axial force causing water wheels 14 points to water wheels 14 water inlet, and owing to water wheels 14 are fixed on pump shaft 3, and adapter sleeve 2 passes through keyway
Can axially free play, therefore by ordering about the pump shaft 3 water inlet play to water wheels 14, by being installed on single-stage horizontal centrifugal water pump
Axial compressive force is passed to radial and passes by thrust ball bearing 13, circlip for shaft 12 and the pressure transmitting plates 11 of 4 pump shaft 3 ends
Sensor 10, eventually through the size of pressure display unit 9 Dynamic Announce axial force.
Claims (3)
1. a horizontal centrifugal pump axial force measuring device, including threephase asynchronous (1), adapter sleeve (2), single-stage horizontal
Centrifugal water pump (4), sensor fix shell (8), wheel spoke type sensor (10), pressure transmitting plates (11), circlip for shaft
(12), thrust ball bearing (13), pressure display unit (9) and support (15), it is characterised in that: threephase asynchronous (1) and list
Level horizontal centrifugal pump (4) is coaxially installed on support (15) by adapter sleeve (2), thrust ball bearing (13), axle elasticity gear
Circle (12), pressure transmitting plates (11), wheel spoke type sensor (10) are horizontally installed to sensor successively and fix the inside of shell (8),
And sensor is fixed shell (8) and is secured by bolts in the end of single-stage horizontal centrifugal water pump (4) pump shaft (3), pressure display unit
(9) it is connected with wheel spoke type sensor (10).
2. a kind of horizontal centrifugal pump axial force measuring device as claimed in claim 1, it is characterised in that: single-stage horizontal is centrifuged
Water pump (4) includes water exit end (5), intermediate connector (6), inlet segment (7), water wheels (14), pump shaft (3) and other parts,
Water exit end (5), intermediate connector (6), inlet segment (7), water wheels (14) are mounted on pump shaft (3), water exit end (5) and inlet segment
(7) being attached by intermediate connector (6) between, water wheels (14) are installed in inlet segment (7).
3. a kind of horizontal centrifugal pump axial force measuring device as claimed in claim 1, it is characterised in that: adapter sleeve (2)
Keyway length is more than keyway length and the keyway length sum of Pump Axle (3) of threephase asynchronous (1).
Priority Applications (1)
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CN201620706054.4U CN205744507U (en) | 2016-07-06 | 2016-07-06 | A kind of horizontal centrifugal pump axial force measuring device |
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CN201620706054.4U CN205744507U (en) | 2016-07-06 | 2016-07-06 | A kind of horizontal centrifugal pump axial force measuring device |
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CN201620706054.4U Expired - Fee Related CN205744507U (en) | 2016-07-06 | 2016-07-06 | A kind of horizontal centrifugal pump axial force measuring device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106907337A (en) * | 2017-05-10 | 2017-06-30 | 沈阳工业大学 | The Research on Testing System of Thrust on Aluminum and method of canned motor pump |
CN111120339A (en) * | 2019-12-26 | 2020-05-08 | 江苏盐邦泵业制造有限公司 | Horizontal water pump |
CN114323391A (en) * | 2021-12-31 | 2022-04-12 | 海伍德泰勒泵业(昆山)有限公司 | Axial force testing method of circulating pump |
-
2016
- 2016-07-06 CN CN201620706054.4U patent/CN205744507U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106907337A (en) * | 2017-05-10 | 2017-06-30 | 沈阳工业大学 | The Research on Testing System of Thrust on Aluminum and method of canned motor pump |
CN111120339A (en) * | 2019-12-26 | 2020-05-08 | 江苏盐邦泵业制造有限公司 | Horizontal water pump |
CN114323391A (en) * | 2021-12-31 | 2022-04-12 | 海伍德泰勒泵业(昆山)有限公司 | Axial force testing method of circulating pump |
CN114323391B (en) * | 2021-12-31 | 2024-03-08 | 海伍德泰勒泵业(昆山)有限公司 | Axial force testing method of circulating pump |
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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: 20161130 Termination date: 20170706 |