CN107588739A - Big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device - Google Patents
Big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Download PDFInfo
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- CN107588739A CN107588739A CN201710733441.6A CN201710733441A CN107588739A CN 107588739 A CN107588739 A CN 107588739A CN 201710733441 A CN201710733441 A CN 201710733441A CN 107588739 A CN107588739 A CN 107588739A
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Abstract
The present invention discloses a kind of big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device, is related to air compressor technical field, wherein, probe is fixed on one end of a probe connecting rod, including probe mounting surface, probe connecting rod face；The other end of the adjustable fixed probe connecting rod of connecting rod rack, is detachably secured on a base；Base is detachably secured on balancing machine, is provided with bottom plate, connecting rod rack fixed cylinder, and bottom plate is integrally formed with connecting rod rack fixed cylinder；Current vortex sensor is provided with probe, the data measured by upper current vortex sensor of popping one's head in draw big space division turbo-compressor mouth circle deflection and rotor dynamic deflection.The data that the present invention measures are accurate, and the design for big space division turbo-compressor provides data, ensured the sealing effectiveness of big space division turbo-compressor, reduce the energy resource consumption of big space division turbo-compressor, improve production efficiency.
Description
Technical field
The present invention relates to air compressor technical field, becomes in particular to a kind of big space division turbo-compressor mouth circle
Shape amount and rotor dynamic deflection test device.
Background technology
Air separation equipment, it is exactly that each component gas in air is separated, a set of work of production oxygen, nitrogen and argon gas
Industry equipment.The gas isolated from air also has rare gas helium, neon, argon, krypton, xenon, radon etc..Wherein, air compressor rises
Vital effect, the impeller mouth circle seal clearance of air compressor (abbreviation air compressor machine) designs particularly significant, gap mistake
Senior general causes that unit leakage rate is big, efficiency is low, high energy consumption.At present to the design method of seal clearance, mainly using empirical equation
The method for calculating and inquiring about conventional design data sheet.But with gradually increasing for the requirement to air compressor machine, new air compressor machine
Old-fashioned air compressor machine is constantly being substituted, conventional empirical equation and design data are no longer available for the impeller of novel air compressor
Mouth circle seal clearance designs.
The technical problem of present urgent need to resolve is how to design a kind of technical scheme, and the technical scheme may apply to old-fashioned
And the impeller mouth circle sealing of novel air compressor, it is Air Compressor Impeller mouth circle sealing essence on the premise of air compressor machine operating is not influenceed
Degree design provides more accurate data and technical support.
The content of the invention
It is an object of the invention to solve above-mentioned the deficiencies in the prior art, there is provided and it is a kind of simple and reasonable, be
Air Compressor Impeller mouth Seal Design precision is improved the big space division turbo-compressor mouth circle deflection of reliable reasonable data is provided and turned
Sub- dynamic deflection test device.
The first object of the present invention is by following technical solution：A kind of big space division turbo-compressor mouth circle deflection and rotor
Dynamic deflection test device, the measurement for big space division wheel compresses machine rotor dynamic deflection, it is characterised in that including：
Probe, is fixed on one end of a probe connecting rod, and probe connecting rod is L-shaped structure, including probe mounting surface, probe connect
Pole face, probe mounting surface are fixedly connected with probe even club face square, it is further preferred that probe mounting surface and probe connecting rod face
It is integrally formed, probe mounting holes is provided with probe mounting surface；
Connecting rod rack, the other end of fixed probe connecting rod is can adjust, is detachably secured to be fixed on a base；
Base, it is detachably secured on balancing machine, is provided with bottom plate, connecting rod rack fixed cylinder, its bottom plate and connecting rod branch
Frame fixed cylinder is integrally formed；
Current vortex sensor is provided with probe, the data measured by upper current vortex sensor of popping one's head in draw big space division leaf
Wheel compression machine mouth circle deflection and rotor dynamic deflection.
In such scheme preferably, connecting rod rack includes the first connecting rod, second connecting rod, tune for being respectively arranged with slotted hole
Pole, wherein,
Probe connecting rod is coordinated by the slotted hole of the first fastener and first connecting rod to be fixed on first connecting rod；
One end of second connecting rod is detachably fixed with connecting rod rack fixed cylinder and is connected, and first connecting rod and second connecting rod pass through the
Two fasteners connect；
Adjusting rod is fixedly connected with first connecting rod, second connecting rod respectively by the 3rd fastener, the 4th firmware, and the 3rd is tight
Firmware is arranged between the first fastener on first connecting rod and the second fastener, and the 4th fastener is arranged on second connecting rod
Between second fastener and connecting rod rack fixed cylinder.
In any of the above-described scheme preferably, second connecting rod with the connection end of connecting rod rack fixed cylinder is provided with screw thread
Bar, it is matched that connecting rod rack fixation medial wall of the tube is provided with screw thread.
In any of the above-described scheme preferably, in the connection end of connecting rod rack fixed cylinder and second connecting rod along connecting rod rack
Fixed cylinder footpath convex is provided with supporting section.
In any of the above-described scheme preferably, nut is set with threaded rod, by adjusting nut on threaded rod
The depth of position adjustments threaded rod precession connecting rod rack fixed cylinder.
In any of the above-described scheme preferably, it is fixedly connected with supporting section and is provided with straight hand lever.
In any of the above-described scheme preferably, it is detachably fixed on bottom plate and is connected with sliding block, sliding block is arranged on bottom plate
Different from the side being connected with connecting rod rack fixed cylinder.
In any of the above-described scheme preferably, bottom plate is provided with slotted hole, and fixed via is provided with sliding block, and sliding block passes through
5th fastener is detachably fixed with bottom plate to be connected.
In any of the above-described scheme preferably, connecting rod rack and back plate connections are provided with positioning riser.
In any of the above-described scheme preferably, it is fixedly installed current vortex sensor on probe connecting rod.
The beneficial effect of big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device provided by the invention
It is：Using ANSYS as theoretical analysis tool, it is ensured that big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device
Rigidity, by the inside firm banking in big space division turbo-compressor balancing machine, adjust connecting rod rack and connecting rod of popping one's head in
Angle, it is aligned at big space division turbo-compressor center seal, collect the data that probe measures, be big space division turbo-compressor
Design provide data, ensured the sealing effectiveness of big space division turbo-compressor, reduced the energy of big space division turbo-compressor
Consumption, improve production efficiency.
Brief description of the drawings
Fig. 1 is big space division turbo-compressor mouth circle deflection and rotor the dynamic deflection test device preferred embodiment of the present invention
Structural representation；
Fig. 2 is excellent shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 1 of the present invention
Select the structural representation of embodiment probe connecting rod；
Fig. 3 is excellent shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 1 of the present invention
Select another structural representation of embodiment probe connecting rod；
Fig. 4 is excellent shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 1 of the present invention
Select the structural representation of embodiment bottom plate；
Fig. 5 is real shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 1 of the present invention
Apply the structural representation of a supporting section；
Fig. 6 is excellent shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 1 of the present invention
Select the structural representation of embodiment second connecting rod；
Fig. 7 is excellent shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 1 of the present invention
Select the application mounting structure schematic diagram of embodiment；
Fig. 8 is excellent shown in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device Fig. 7 of the present invention
That selects embodiment applies mounting structure schematic side view.
Reference：
1- probe connecting rods；2- connecting rod racks；3- bases；31- bottom plates；
11- probe mounting surfaces；12- probe connecting rods face；21- first connecting rods；22- second connecting rods；
23- adjusting rods；The fasteners of 24- second；The fasteners of 25- the 3rd；The 4th firmware of 26-；
The fasteners of 111- first；221- threaded rods；222- supporting sections；223- straight hand levers；
311- sliding blocks；321- positions riser；4- balancing machines.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the preferred embodiments of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, it is identical from beginning to end or
Similar label represents same or similar element or the element with same or like function.Described embodiment is this hair
Bright part of the embodiment, rather than whole embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to
For explaining the present invention, and it is not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiments of the invention are described in detail below in conjunction with the accompanying drawings.
In the description of the present embodiment, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, it is for only for ease of description the present embodiment and simplifies description, rather than indicates or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present embodiment
The limitation of protection domain.
Reference picture 1- Fig. 8, to solve to use the impeller mouth of empirical equation and look-up table to large-scale air compressor machine in the prior art
Circle seal clearance design the defects of existing-easily cause, impeller mouth circle seal clearance was excessive, designed impeller mouth circle clearance seal
It is more accurate rationally to be designed with adapting to the impeller mouth circle seal clearance of the large-scale air compressor machine of each model, a kind of big sky of present invention offer
Divide turbo-compressor mouth circle deflection and rotor dynamic deflection test device, the survey for big space division wheel compresses machine rotor dynamic deflection
Amount, including：Probe, it is fixed on one end of a probe connecting rod 1, including probe mounting surface 11, probe connecting rod face 12；Connecting rod rack 2,
The other end of adjustable fixed probe connecting rod 1, is detachably secured on a base 3；Base 3, it is detachably secured to balancing machine 4
On, bottom plate 31, connecting rod rack fixed cylinder 32 are provided with, its bottom plate 31 is integrally formed with connecting rod rack fixed cylinder 32；On probe
Current vortex sensor is provided with, big space division impeller is drawn by the stress size of measuring probe mounting surface 11, probe connecting rod face 12
Compressor mouth circle deflection and rotor dynamic deflection.
It is all in big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device that the present embodiment provides
Structural member all has higher rigidity, so as to more accurately test out big space division turbo-compressor mouth circle deflection and rotor
Dynamic deflection.Probe for sensing mouth circle deflection and rotor dynamic deflection is arranged at one end of a probe connecting rod 1.Above-mentioned probe
The one end of connecting rod 1 is adjustable to be fixed on connecting rod rack 2, and the other end fixes probe.Probe connecting rod 1 includes two parts, i.e. probe peace
Dress face 11 and probe connecting rod face 12, probe mounting surface 11, which is used to install, is popped one's head in, and probe connecting rod face 12 is fixed with probe mounting surface 11
It is connected to connect connecting rod rack 2.Above-mentioned connecting rod rack 2 is removably attached on base 3, and base 3 is fixed on balancing machine 4
On.Connecting rod rack 2, and then fixed probe are fixed by base 4, are that probe can keep relative static conditions all the time with balancing machine 4.
Coordinated by the regulation of connecting rod rack 2 and probe connecting rod 1 make probe be in relative to big space division wheel compresses machine rotor it is default away from
From place.Because big the space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device that the present embodiment provides are with higher
Rigidity, as long as the dynamic deflection of rotor changes, be arranged at probe connecting rod 1 on probe can sense.
Device for fixing connecting rod rack 2 is base 3, and base 3 is detachably secured on balancing machine 4, facilitates base 3
Using and dismounting.Further, if having unified the mounting structure in the structure and balancing machine 4 of base 3, then same bottom
Seat 3 can be also used for more balancing machines 4, reduce the quantity in stock of the base 3 of different model, save experimentation cost, reduce production
The waste of data.
It is conductively connected on probe connecting rod 1 with above-mentioned probe and is provided with current vortex sensor.Current vortex sensor can be static
Measure distance of the metal conductor measured away from detecting head surface, being that one kind is non-connects dynamically non-contact, high linearity, high resolution
Tactile linearisation metering outfit.Current vortex sensor energy accurate measurement measured body (must be metallic conductor) is between probe tip face
Static and dynamic relative displacement change.
In big space division turbo-compressor mouth circle deflection and rotor the measurement of dynamic deflection dress that specifically used the present embodiment provides
During putting, rotor amplitude of the rotor to be tested after the interior progress high-speed balancing operation of high-speed dynamic balance machine 4, balance subtracts
It is small, possess experiment condition.Probe bracket 2 is lifted into inside high-speed dynamic balance machine 4 by crane, adjustment probe connecting rod 1
Position, its is set to be directed at center seal position, by base 3 with bolt tightly on balancing machine 4, with the above-mentioned connecting rod rack of fixation, making
Certain relative distance can be kept between probe and rotor.Current vortex sensor is conductively connected with extension cable, passes through extension
Cable makes current vortex sensor connect fore-lying device, and fore-lying device is conductively connected with explosion-proof silo patchboard, so as to connect circuit and signal
Line.Gap voltage is adjusted by universal meter, until voltage arrival 10V or so, if voltage is stablized in 10V or so always, shown
Probe possess can test condition, otherwise also need by adjust connecting rod rack 2 with probe connecting rod 1 to probe be adjusted, up to
Untill meeting the requirements.
By on big the space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device that are provided in the present embodiment
Probe connecting rod 1 and connecting rod rack 2 is set to coordinate regulation probe to be fixed relative to the relative position between rotor, and by base 3
On balancing machine 4, make probe that there is higher rigidity, draw probe measurement relative to the geo-stationary of balancing machine 4, whole device
Mouth circle deflection and rotor dynamic deflection it is more accurate, avoid in the prior art with empirical equation calculate and look-up table caused by
The defects of impeller mouth circle seal clearance and excessive rotor dynamic deflection change, reduce unit leakage rate and energy-output ratio.
Further, in order to adjust the position of probe, the big space division turbo-compressor mouth circle that the present embodiment provides becomes
Connecting rod rack 2 includes first connecting rod 21, the second connecting rod for being respectively arranged with slotted hole in shape amount and rotor dynamic deflection test device
22nd, adjusting rod 23, wherein, probe connecting rod 1 is coordinated by the slotted hole of the first fastener 111 and first connecting rod 21 is fixed on first
On connecting rod 21；One end of second connecting rod 22 is detachably fixed with connecting rod rack fixed cylinder 32 and is connected, and first connecting rod 21 and second connects
22 bars are connected by the second fastener 24；Adjusting rod 23 by the 3rd fastener 25, the 4th firmware 26 respectively with first connecting rod
21st, second connecting rod 22 is fixedly connected, and the 3rd fastener 25 is arranged at the first fastener 111 and the second fastener on first connecting rod
Between 24, the 4th fastener 26 is arranged between the second fastener 24 and the connecting rod rack fixed cylinder 32 on second connecting rod 22.The
Two connecting rods 22, adjusting rod 23 and probe connecting rod 1 are fixedly mounted in the slotted hole on first connecting rod 21 by fastener.Its
In, the 3rd fastener 25 that adjusting rod 23 is fixedly connected with first connecting rod 21 is arranged at the first fastener 111 and the second fastener
Between 24, the slotted hole for the first connecting rod 21 that the 3rd fastener 25 can be between the first fastener 111 and the second fastener 24
In the range of be adjusted along the length direction of the slotted hole.4th fastener 26 is through second connecting rod 22 and the length on adjusting rod 23
Adjusting rod 23 is fixed on second connecting rod 22 by circular hole.Pass through synergic adjustment first connecting rod 21, second connecting rod 22 and adjusting rod
23rd, pop one's head in connecting rod 1, can will pop one's head in and be fixed on the institute of connecting rod rack 2 optional position planar, convenient regulation is popped one's head in and rotor
Between relative position.
Further, second connecting rod 22 with the connection end of connecting rod rack fixed cylinder 32 is provided with threaded rod 221, matches somebody with somebody therewith
That closes is provided with screw thread in the madial wall of connecting rod rack fixed cylinder 32.Connecting rod rack 2 is detachably secured to connecting rod rack fixed cylinder 32
On, further preferred technical scheme is threaded rod 221 and connecting rod rack fixed cylinder 32 end of the connecting rod rack 2 by end set
The screw thread that portion is set coordinates detachable, adjustable be fixedly connected.Coordinated by the regulation between each connecting rod in above-mentioned connecting rod rack 2
With the connection of connecting rod rack fixed cylinder 32, center axis thereof of the connecting rod rack 2 around connecting rod rack fixed cylinder 32 can be achieved, so as to
Realize probe can centered on the central axis of connecting rod rack fixed cylinder 32 axis, with first connecting rod 21 and probe connecting rod 1
Regulation is fixed for any point of the cylinder scope of radius in length sum.Expand regulation model of the probe in balancing machine 4
Enclose, make big space division turbo-compressor mouth circle deflection and rotor the dynamic deflection test device scope of application that the present embodiment provides more
Extensively, test accuracy is higher.
Further, the connection end of connecting rod rack fixed cylinder 32 and second connecting rod 22 along connecting rod rack fixed cylinder radially
Evagination is provided with supporting section 222.It is stated that second connecting rod 22 and connecting rod rack fixed cylinder in connecting rod rack 2 in above-mentioned technical proposal
32 detachable, the adjustable stability for being fixedly connected, being connected for guarantee, supporting section is provided with connecting rod rack fixed cylinder 32
222, damage is produced to prevent the structure of connecting rod rack fixed cylinder 32 caused by the overexertion during regulation, causes balancing machine 4
It can not run well, influence the degree of accuracy of test result.
Further, nut is set with threaded rod 221, passes through position adjustments of the adjusting nut on threaded rod 221
The depth of the precession connecting rod rack fixed cylinder 32 of threaded rod 221.Nut sleeve is placed in connecting rod branch mounted in threaded rod 221 in the present embodiment
On the part of the outside of frame fixed cylinder 32, wherein, nut is locking nut, further strengthens connecting rod rack 2 and consolidates with connecting rod rack
Safety barrel carrys out the stability of 2 connections.
Further, it is fixedly connected with supporting section 222 and is provided with straight hand lever 223.For convenience of the installation of base 3, in connecting rod
One straight hand lever 223 is set in support fixed cylinder 32.By pulling/pushing on straight hand lever 223, can smoothly adjusting base 3 in balancing machine 4
On position, and be fixedly connected with supporting section 222, Stability Analysis of Structures, supporting section 222 is placed in the medium position of whole device, side
Just adjust.
Further, be detachably fixed on bottom plate 31 and be connected with sliding block 311, sliding block 311 be arranged on bottom plate 31 different from
The side being connected with connecting rod rack fixed cylinder 32.For base 3 to be more accurately fixed on to the inside of balancing machine 4, inside balancing machine 4
There is provided guide groove, sliding block 311 is placed in guide groove, and base 3 is fixed on a certain opening position of guide groove along guide groove.Pass through guide groove and cunning
Base 3 is accurately fixed on required opening position by the cooperation of block 311, avoids the multiple trial during mounting seat 3 from causing
Time waste, and test result not necessarily disclosure satisfy that demand.
Bottom plate 31 is provided with slotted hole, and fixed via is provided with sliding block 311, and sliding block 311 passes through the 5th fastener and bottom
Plate 31 is detachably fixed connection.The width of slotted hole of the diameter of fixed via with being set on bottom plate 31 is identical on sliding block 311, this
Sample, the slotted hole on fixed via alignment bottom plate 31 on sliding block 311, and by the 5th fastener through slotted hole with it is fixed logical
Realize being fastenedly connected between bottom plate 31 and sliding block 311 in hole.The quantity of the fixation bore set on sliding block 311 is at least 1.
Further, positioning riser 321 is provided with the junction of connecting rod rack fixed cylinder 32 and bottom plate 31, positions riser
321 are circumferentially angularly uniformly arranged around support fixed cylinder, and the connection between further reinforced support fixed cylinder 32 and bottom plate 31 is steady
It is qualitative.
Based on ANSYS Workbench softwares, to big the space division turbo-compressor mouth circle deflection and rotor of the present embodiment
Dynamic deflection test device carries out force analysis.In view of material all directions size difference is larger, therefore it is considered as to big space division impeller
Compressor mouth circle deflection and rotor dynamic deflection test device carry out geometrical nonlinear analysis.First to big space division turbo-compressor
Mouth circle deflection and rotor dynamic deflection test device carry out mesh discretization, cell type Solid187, Unified Element size
10mm, 38440 units, 68532 nodes are divided altogether.Apply 100N vertical plane power to probe mounting surface 11, probe is connected
Pole face 12 applies the 100N direction force perpendicular to the probe connecting rod face, and based on above two force analysis, analysis result is shown in
Table 1.
The Comparative result of 1 different stress conditions of table
Through research, the rigidity of the design meets requirement of experiment, concept feasible.
Big space division impeller mouth circle deflection and rotor dynamic deflection test device are between the impeller mouth circle sealing of large-scale air compressor machine
Gap design is particularly significant, and the problem of senior general causes big low unit efficiency, high energy consumption, unit leakage rate, high energy consumption is spent repeatedly in gap
Occur, it is known that for current impeller mouth circle design specification when calculating large-scale impeller, deviation is larger.The technical side that the present embodiment provides
The implementation of case, the measurement of mouth circle deflection and rotor dynamic deflection is realized, both contrast amendment design specification, will make unit leakage rate
It is greatly decreased, reduces energy resource consumption.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device, for big space division turbo-compressor
The measurement of rotor dynamic deflection, it is characterised in that including：
Probe, it is fixed on one end of a probe connecting rod (1), including probe mounting surface (11), probe connecting rod face (12)；
Connecting rod rack (2), the other end of the fixed probe connecting rod (1) is can adjust, is detachably secured on a base (3)；
Base (3), it is detachably secured on balancing machine (4), is provided with bottom plate (31), wherein connecting rod rack fixed cylinder (32), institute
Bottom plate (31) is stated to be integrally formed with the connecting rod rack fixed cylinder (32)；
Current vortex sensor is provided with the probe, the data measured by upper current vortex sensor of popping one's head in draw the big sky
Divide turbo-compressor mouth circle deflection and rotor dynamic deflection.
2. big space division turbo-compressor mouth circle deflection as claimed in claim 1 and rotor dynamic deflection test device, its feature
It is, the connecting rod rack (2) includes being respectively arranged with the first connecting rod (21), second connecting rod (22), adjusting rod of slotted hole
(23), wherein,
The probe connecting rod (1) is coordinated by the slotted hole of the first fastener (111) and the first connecting rod (21) is fixed on institute
State on first connecting rod (21)；
One end of the second connecting rod (22) is detachably fixed with the connecting rod rack fixed cylinder (32) and is connected, the first connecting rod
(21) it is connected with described second company's (22) bar by the second fastener (24)；
The adjusting rod (23) is connected with first connecting rod (21), second respectively by the 3rd fastener (25), the 4th fastener (26)
Bar (22) is fixedly connected, the 3rd fastener (25) be arranged at the first fastener (111) on the first connecting rod with it is described
Between second fastener (24), the 4th fastener (26) is arranged at second fastener on the second connecting rod (22)
(24) between the connecting rod rack fixed cylinder (32).
3. big space division turbo-compressor mouth circle deflection as claimed in claim 1 and rotor dynamic deflection test device, its feature
It is, the second connecting rod (22) is provided with threaded rod (221) with the connection end of the connecting rod rack fixed cylinder (32), therewith
What is coordinated is provided with screw thread in connecting rod rack fixed cylinder (32) madial wall.
4. big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device as described in claim 3, it is special
Sign is, is fixed in the connecting rod rack fixed cylinder (32) and the connection end of the second connecting rod (22) along the connecting rod rack
Barrel dliameter convex is provided with supporting section (222).
5. big space division turbo-compressor mouth circle deflection as claimed in claim 3 and rotor dynamic deflection test device, its feature
It is, nut is set with the threaded rod (221), by adjusts position of the nut on the threaded rod (221)
Adjust the depth of connecting rod rack fixed cylinder (32) described in the threaded rod (221) precession.
6. big space division turbo-compressor mouth circle deflection as claimed in claim 4 and rotor dynamic deflection test device, its feature
It is, is fixedly connected with the supporting section (222) and is provided with straight hand lever (223).
7. big space division turbo-compressor mouth circle deflection as claimed in claim 1 and rotor dynamic deflection test device, its feature
It is, being detachably fixed on the bottom plate (31) and being connected with sliding block (311), the sliding block (311) is arranged at the bottom plate
(31) different from the side being connected with the connecting rod rack fixed cylinder (32) on.
8. big space division turbo-compressor mouth circle deflection as claimed in claim 7 and rotor dynamic deflection test device, its feature
It is, the bottom plate (31) is provided with slotted hole, and fixed via is provided with the sliding block (311), and the sliding block (311) passes through
5th fastener is detachably fixed with the bottom plate (31) and is connected.
9. big space division turbo-compressor mouth circle deflection as claimed in claim 1 and rotor dynamic deflection test device, its feature
It is, the connecting rod rack fixed cylinder (32) and the back plate connections is provided with positioning riser (321).
10. big space division turbo-compressor mouth circle deflection as claimed in claim 1 and rotor dynamic deflection test device, described
Current vortex sensor is fixedly installed on probe connecting rod (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710733441.6A CN107588739A (en) | 2017-08-24 | 2017-08-24 | Big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device |
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| CN201710733441.6A CN107588739A (en) | 2017-08-24 | 2017-08-24 | Big space division turbo-compressor mouth circle deflection and rotor dynamic deflection test device |
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| CN110030900A (en) * | 2019-04-25 | 2019-07-19 | 沈阳透平机械股份有限公司 | A kind of reel grid deviation measurement method of fluting welding impeller |
| CN112113489A (en) * | 2020-09-17 | 2020-12-22 | 成都精准混凝土有限公司 | Concrete carbonization degree of depth detection device |
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| 周晓玲: "《机械设计基础实验教程》", 31 January 2016, 西安电子科技大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030900A (en) * | 2019-04-25 | 2019-07-19 | 沈阳透平机械股份有限公司 | A kind of reel grid deviation measurement method of fluting welding impeller |
| CN112113489A (en) * | 2020-09-17 | 2020-12-22 | 成都精准混凝土有限公司 | Concrete carbonization degree of depth detection device |
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