CN209621656U - A kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism - Google Patents
A kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism Download PDFInfo
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- CN209621656U CN209621656U CN201821807478.5U CN201821807478U CN209621656U CN 209621656 U CN209621656 U CN 209621656U CN 201821807478 U CN201821807478 U CN 201821807478U CN 209621656 U CN209621656 U CN 209621656U
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- movable block
- fixedly installed
- centrifugal pump
- monitoring mechanism
- vertical multi
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Abstract
The utility model relates to multistage centrifugal pump technical fields, and a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism is disclosed, including bottom plate, the upper surface of the bottom plate is fixedly installed with water pump, the upper surface of the bottom plate is fixedly installed with fixed plate, the right side of the fixed plate is fixedly installed with controller, and the inside of the fixed plate opens up that there are four driver slots.The vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism, by the way that driving motor is arranged, controller and movable block, four laser displacement sensors can be respectively aligned to by motor according to water pump actual height in test using four laser displacement sensors, motor rack, it is positioned at the place of the pump housing and pump seat, the vibration values at each position of water pump are acquired in the whole process of testing water pump, the case where so as to avoid single point is measured, to reach measurement accurately purpose, not only facilitate acquisition, it can be used for the variation of analysis water pump vibration of each section in different flow.
Description
Technical field
The utility model relates to multistage centrifugal pump technical field, specially a kind of vertical multi-stage centrifugal pump testing contactless
Vibration monitoring mechanism.
Background technique
Centrifugal multistage pump multiple centrifugal pump is that the pump of more than two centrifugal pumps with said function gathers together, fluid channel structure
On, show that the medium pressure relief opening of the first order is communicated with the import of the second level, the medium pressure relief opening of the second level and the third level into
Mouth communicates, and such concatenated mechanism forms centrifugal multistage pump multiple centrifugal pump.
Vibration-testing when traditional MODEL VERTICAL MULTISTAGE PUMP is tested often only surveys a point, and can not be known with by test report
It Zhen Dong not be in which part, so that measurement job schedule is slower, for this purpose, proposing that a kind of vertical multi-stage centrifugal pump test is non-contact
Formula vibration monitoring mechanism solves the above problems.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of vertical multi-stage centrifugal pump testing contactless vibration
Mechanism for monitoring has the advantages of accurate detection, solves the problems, such as that detection process is excessively cumbersome.
The advantages of to realize above-mentioned accurate detection, the utility model provides the following technical solutions: a kind of vertical multi-stage centrifugation
Testing contactless vibration monitoring mechanism is pumped, including bottom plate, the upper surface of the bottom plate are fixedly installed with water pump, the bottom plate
Upper surface is fixedly installed with fixed plate, and the right side of the fixed plate is fixedly installed with controller, and the inside of the fixed plate is opened
If being fixedly installed with driving motor, the bottom of the driving motor output shaft at the top of the driver slot inner wall there are four driver slot
End is fixedly installed with shaft, and the surface activity of the shaft is socketed with movable block, and the bottom end of the shaft passes through bearing and driving
The lower rotation of slot inner wall connects, and the left side of the movable block is fixedly installed with motion bar, and the motion bar is far from movable block
One end the outside of fixed plate is extended to by driver slot, the motion bar is fixedly installed with laser position far from one end of movable block
Displacement sensor.
The technical program is advanced optimized, the shaft is threaded rod, and the inside of the movable block offers shaft and mutually fits
The thread groove matched, the shaft are threadedly coupled with movable block.
Advanced optimize the technical program, the left side of the movable block is fixedly installed with lapping plate, in the driver slot
The bottom of wall is fixedly installed with telescopic sleeving rod, and the surface of the telescopic sleeving rod is socketed with spring, and the lapping plate is located at telescopic
The surface of bar.
The technical program is advanced optimized, the specification of the motion bar is adapted with the opening width of driver slot.
Advanced optimize the technical program, the right side of the movable block is fixedly connected with pulley, the driver slot it is interior
Wall offers sliding slot, and the pulley is located at the inside of sliding slot and overlaps with the inner wall of sliding slot.
Advanced optimize the technical program, four laser displacement sensors with controller is two-way is electrically connected.
The technical program, the model STMF of the controller are advanced optimized, controller uses pin dual inline type
DIP, the interior ROM for having a ram cell and K, simultaneously there are two interruption, two timings outside bit timing counter, two to count and interrupt
And one serial interrupt and a parallel-by-bit input port.
Compared with prior art, the utility model provides a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring
Mechanism, have it is following the utility model has the advantages that
1, the vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism, by setting driving motor, controller and
Movable block can be divided four laser displacement sensors according to water pump actual height in test using four laser displacement sensors
It is positioned at the other place to alignment motor, motor rack, the pump housing and pump seat, it is each that water pump is acquired in the whole process of testing water pump
The vibration values at a position the case where so as to avoid single point is measured, to reach measurement accurately purpose, not only facilitate
Acquisition can be used for the variation of analysis water pump vibration of each section in different flow.
2, the vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism, by setting lapping plate, telescopic sleeving rod and
Pulley can follow movable block to move together using lapping plate so that movable block move bottom when, lapping plate just with telescopic
Bar is contacted, and is buffered using telescopic sleeving rod to the decline of movable block, movable block can be followed together along sliding slot using pulley
Direction is displaced, so that movable block movement is more stable.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model structure fixed plate front elevational view.
In figure: 1 bottom plate, 2 water pumps, 3 fixed plates, 4 controllers, 5 driver slots, 6 driving motors, 7 shafts, 8 movable blocks, 9 are slided
Wheel, 10 sliding slots, 11 lapping plates, 12 telescopic sleeving rods, 13 motion bars, 14 laser displacement sensors.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism referring to FIG. 1-2, including bottom plate 1, bottom plate
1 upper surface is fixedly installed with water pump 2, and the upper surface of bottom plate 1 is fixedly installed with fixed plate 3, the fixed peace in the right side of fixed plate 3
Equipped with controller 4, the model STM32F103 of controller 4, controller 4 using 40 pin dual inline type DIP, interior have 128
The ROM of a ram cell and 4K and interrupted there are two 16 bit timing counters, outside two, two timing numerations are interrupted and one
A serial interruption and 48 parallel-by-bit input ports, four laser displacement sensors 14 with controller 4 is two-way is electrically connected, fixed plate
3 inside is opened up there are four driver slot 5, is fixedly installed with driving motor 6,6 output shaft of driving motor at the top of 5 inner wall of driver slot
Bottom end be fixedly installed with shaft 7, the surface activity of shaft 7 is socketed with movable block 8, and shaft 7 is threaded rod, movable block 8 it is interior
Portion offers the compatible thread groove of shaft 7, and shaft 7 is threadedly coupled with movable block 8, and the bottom end of shaft 7 passes through bearing and driving
The lower rotation of 5 inner wall of slot connects, and the left side of movable block 8 is fixedly installed with motion bar 13, and motion bar 13 is far from movable block 8
One end the outside of fixed plate 3 is extended to by driver slot 5, motion bar 13 is fixedly installed with laser far from one end of movable block 8
Displacement sensor 14 can be using four laser displacement sensors 14 by setting driving motor 6, controller 4 and movable block 8
Four laser displacement sensors 14 are respectively aligned to by motor, motor rack, the pump housing and pump seat according to 2 actual height of water pump when test
It is positioned at place, acquires the vibration values at each position of water pump 2, in the whole process of 2 performance test of water pump so as to avoid survey
The case where measuring single point not only facilitates acquisition to reach measurement accurately purpose, can be used for analysis water pump 2 and exists
The variation of the vibration of each section when different flow.
Specifically, the left side of movable block 8 is fixedly installed with lapping plate 11, the bottom of 5 inner wall of driver slot is fixedly installed with
Telescopic sleeving rod 12, telescopic sleeving rod 12 include adjustable pipe and casing, and one end of adjustable pipe is located inside pipe casing, passes through pulling activity
Pipe changes it constantly to realize and stretch in the length of inside pipe casing, and the surface of telescopic sleeving rod 12 is socketed with spring, lapping plate
11 are located at the surface of telescopic sleeving rod 12, movable block 8 can be followed to move together using lapping plate 11, so that the movement of movable block 8 is most
When lower section, lapping plate 11 is just contacted with telescopic sleeving rod 12, is buffered using telescopic sleeving rod 12 to the decline of movable block 8.
Specifically, the specification of motion bar 13 is adapted with the opening width of driver slot 5, motion bar 13 limits movable block
8 rotation, so that movable block 8 can only carry out elevating movement along 7 direction of shaft.
Specifically, the right side of movable block 8 is fixedly connected with pulley 9, the inner wall of driver slot 5 offers sliding slot 10, pulley 9
Positioned at sliding slot 10 inside and with the inner wall of sliding slot 10 overlap, can follow movable block 8 together along 10 direction of sliding slot using pulley 9
It is displaced, so that the movement of movable block 8 is more stable.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
When in use, the place of motor, motor rack, the pump housing and pump seat is automatically positioned using four laser displacement sensors 14
Place, and by the obtained data back of laser displacement sensor 14 to the inside of controller 4, to complete the vibration to water pump 2
Monitoring.
In conclusion the vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism, by setting driving motor 6,
Controller 4 and movable block 8 can be swashed four according to 2 actual height of water pump in test using four laser displacement sensors 14
Optical displacement sensor 14 is respectively aligned to be positioned at the place of motor, motor rack, the pump housing and pump seat, in 2 performance test of water pump
Whole process in acquire each position of water pump 2 vibration values, so as to avoid measure single point the case where, to reach measurement
Accurately purpose not only facilitates acquisition, can be used for the variation of the analysis vibration of each section in different flow of water pump 2.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism, including bottom plate (1), it is characterised in that: described
The upper surface of bottom plate (1) is fixedly installed with water pump (2), and the upper surface of the bottom plate (1) is fixedly installed with fixed plate (3), described
The right side of fixed plate (3) is fixedly installed with controller (4), and the inside of the fixed plate (3) is opened up there are four driver slot (5),
It is fixedly installed with driving motor (6) at the top of driver slot (5) inner wall, the bottom end of driving motor (6) output shaft is fixed
It is equipped with shaft (7), the surface activity of the shaft (7) is socketed with movable block (8), and the bottom end of the shaft (7) passes through bearing
It is connect with the lower rotation of driver slot (5) inner wall, the left side of the movable block (8) is fixedly installed with motion bar (13), described
The one end of motion bar (13) far from movable block (8) extends to the outside of fixed plate (3), the motion bar by driver slot (5)
(13) one end far from movable block (8) is fixedly installed with laser displacement sensor (14).
2. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism according to claim 1, feature exist
It is threaded rod in: the shaft (7), the inside of the movable block (8) offers the compatible thread groove of shaft (7), and described turn
Axis (7) is threadedly coupled with movable block (8).
3. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism according to claim 1, feature exist
In: the left side of the movable block (8) is fixedly installed with lapping plate (11), and the bottom of driver slot (5) inner wall is fixedly mounted
Have telescopic sleeving rod (12), the surface of the telescopic sleeving rod (12) is socketed with spring, and the lapping plate (11) is located at telescopic sleeving rod
(12) surface.
4. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism according to claim 1, feature exist
In: the specification of the motion bar (13) is adapted with the opening width of driver slot (5).
5. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism according to claim 1, feature exist
In: the right side of the movable block (8) is fixedly connected with pulley (9), and the inner wall of the driver slot (5) offers sliding slot (10),
The pulley (9) is located at the inside of sliding slot (10) and overlaps with the inner wall of sliding slot (10).
6. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism according to claim 1, feature exist
In: four laser displacement sensors (14) with controller (4) is two-way is electrically connected.
7. a kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism according to claim 1, feature exist
In the model STM32F103 of the controller (4), controller (4) using 40 pin dual inline type DIP, interior have 128
The ROM of ram cell and 4K and interrupted there are two 16 bit timing counters, outside two, two timing numerations are interrupted and one
It is serial to interrupt and 48 parallel-by-bit input ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807478.5U CN209621656U (en) | 2018-11-02 | 2018-11-02 | A kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807478.5U CN209621656U (en) | 2018-11-02 | 2018-11-02 | A kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209621656U true CN209621656U (en) | 2019-11-12 |
Family
ID=68442588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821807478.5U Active CN209621656U (en) | 2018-11-02 | 2018-11-02 | A kind of vertical multi-stage centrifugal pump testing contactless vibration monitoring mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209621656U (en) |
-
2018
- 2018-11-02 CN CN201821807478.5U patent/CN209621656U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230602 Address after: 201806 No.1 Hengheng Road, Jiading District, Shanghai Patentee after: WPG (SHANGHAI) SMART WATER PUBLIC Co.,Ltd. Address before: 214115 Hongshan North Industrial Park (No. 3 Zhanhong Road), Xinwu District, Wuxi City, Jiangsu Province Patentee before: Waterfall Pump (Wuxi) Co.,Ltd. |
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| TR01 | Transfer of patent right |