CN107132018A - A kind of static pressure for vibration experiment carries guider - Google Patents
A kind of static pressure for vibration experiment carries guider Download PDFInfo
- Publication number
- CN107132018A CN107132018A CN201710569212.5A CN201710569212A CN107132018A CN 107132018 A CN107132018 A CN 107132018A CN 201710569212 A CN201710569212 A CN 201710569212A CN 107132018 A CN107132018 A CN 107132018A
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- China
- Prior art keywords
- plate
- pressure
- oil
- plare
- pressure plare
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/022—Vibration control arrangements, e.g. for generating random vibrations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
Guider is carried the present invention relates to a kind of static pressure for vibration experiment, the function with plane decoupling and carrying is used as decoupling or carrying guider application, the vibration test for the System for Large-scale Specimen that is particularly suitable for use in vibration experiment.In the static pressure carrying guider, by pretension bolt, the heart runs through connection therefrom successively according to order from top to bottom for upper holder block, upper pressure plare, translatory plate, lower pressure plate, briquetting, the lubricating pad surface of upper pressure plare and lower pressure plate is in contact with the upper and lower surface of translatory plate, and is fixed pretension bolt with the certain pretightning force of packing ring, nut application using pretension bolt.The static pressure carrying guider of the present invention has that rigidity is big, resistance to tipping moment big, good seal performance, clean free of contamination advantage.
Description
Technical field
Guider is carried the present invention relates to a kind of static pressure for vibration experiment, the static pressure carries guider
The vibration test for the System for Large-scale Specimen that is particularly suitable for use in.
Background technology
Vibration experiment with analog vibration environment true to nature, can examine the safety and reliability of product, by success
Applied to fields such as space flight, aviation, railway, ships.For System for Large-scale Specimen, existing shake table can not meet its thrust requirements, past
Toward the maximum thrust that system is improved by multi-shaker vibration platform and sharp mode.The larger power of toppling can be provided by rarely having in the prior art
Square and the static pressure of bearing capacity carrying guider.
The content of the invention
(1) technical problem to be solved
It is an object of the invention to overcome the disadvantages mentioned above of prior art and not enough there is provided one kind be used for vibration experiment
Static pressure carrying guider.The static pressure carrying guider of the present invention has that rigidity is big, resistance to tipping moment big, sealing property
Good, clean free of contamination advantage.
(2) technical scheme
To achieve these goals, technical scheme is as follows:
A kind of static pressure for vibration experiment carries guider, and it includes lower lock block, pretension bolt, lower pressure
Plate, translatory plate, upper pressure plare, adaptor, oil returning pipe joint, inlet connector, inlet connector transfer block, flow controller, throttling
Connector, pretension bolt between device jackscrew, rectangular seal, pretension bolt nut, packing ring, upper holder block, adaptor and translatory plate
With connector, pressure plare circumferential sealing plug screw, pressure plare end face seal plug screw, pretension spiral shell between O-ring seal, briquetting and pressure plare
Connector between bolt sealing plug, dynamic seal ring, inlet connector transfer block and pressure plare, it is characterised in that upper holder block, upper pressure
By pretension bolt, the heart sequentially passes through connection therefrom according to order from top to bottom for plate, translatory plate, lower pressure plate, lower lock block, on
The lubricating pad surface of pressure plare and lower pressure plate is in contact with the upper and lower surface of translatory plate, and using pretension bolt packing ring, nut
Apply certain pretightning force to fix pretension bolt;Adopted between upper pressure plare and upper holder block and between lower pressure plate and lower lock block
It is connected with connector between briquetting and pressure plare;Connector between adaptor and translatory plate is used to be connected between adaptor and translatory plate
Connect;Wherein, the static pressure carrying guider is provided with all-sealed asphalt channel, is supplied by the way of oil circuit one-in-and-one-out
Oil.
Further, the all-sealed asphalt channel includes:The non-lubricating pad surface of upper pressure plare and lower pressure plate sets 4
Individual pressure plare end face seal plug screw, 4 pressure plare circumferential sealing plug screws are set in the circumferential surface of upper pressure plare and lower pressure plate,
Set in the upper and lower end face of pretension bolt and install pre- at pretension bolt sealing plug, the intermediate throughholes of upper pressure plare and lower pressure plate
Tight bolt O-ring seal, dynamic seal ring is installed in the outside on upper pressure plare and lower pressure plate lubricating pad surface.
Further, the all-sealed asphalt channel also includes:Flow controller and flow controller jackscrew are arranged on upper pressure
In the oil pocket mounting hole of plate and lower pressure plate, inlet connector transfer block passes through inlet connector transfer block and pressure with lower pressure plate
Connector is connected between power plate, and inlet connector is threadedly coupled with inlet connector contiguous block, oil returning pipe joint and translatory plate screw thread
Connection.
Further, hydraulic oil is provided by external high pressure fuel source, high-pressure oil flow is entered to be located at through inlet connector and pushed
In the oil pocket of power plate intermediate throughholes position, the tunnel of oil 5 in oil pocket, wherein 4 tunnels respectively through lower pressure plate passage through celebrating a festival
Stream device enters oil pocket and one layer of rigid oil film is formed between lower pressure plate and translatory plate;Other 1 tunnel passes through pretension bolt
Passage is entered in the oil pocket of upper pressure plare intermediate throughholes position, and the tunnel of oil 4 in oil pocket is respectively through upper pressure plare
Passage enters oil pocket by flow controller and one layer of rigid oil film is formed between upper pressure plare and translatory plate.
Further, be respectively provided with oil-recovery tank on the lubricating pad surface of lower pressure plate and upper pressure plare, lower pressure plate, on pressure
High-pressure oil flow between plate and translatory plate is entered through oil-recovery tank in the oil circuit of translatory plate, is eventually passed through on translatory plate
Oil returning pipe joint flows back to fuel tank.
(3) beneficial effect
Advantageous effects of the present invention are as follows:
1st, set up pretension bolt, the pretension bolt according to order from top to bottom by upper holder block, upper pressure plare, translatory plate,
The heart sequentially passes through connection therefrom for lower pressure plate, briquetting, and applies the pretightning force of certain value to it, in lower pressure plate and upper pressure
The oil film with certain rigidity is formed on the lubricating pad surface of plate processing, applying certain pretightning force to pretension bolt serves increase
The effect of oil film rigidity, and then the rigidity of whole system is improved, with good power transitivity.This two layers of oil film is by translatory plate
Float so that translatory plate can carry out translation along with the plane of pretension bolt axis perpendicular, realize static pressure carrying and be oriented to dress
The plane decoupling put.
2nd, oil film produces a upward thrust T1 to translatory plate lower surface, and a downward thrust is produced to its upper surface
T2, making a concerted effort for the two power is equal with external applied load, to maintain system balancing.Due to the direction phase all the time of the two thrusts
Instead, therefore in the two thrusts there must be a thrust ratio external applied load big.When external applied load is continually changing, the thrust of two oil films with
And thickness is also continually changing therewith.When external applied load force direction downwards, and when being continuously increased, the oil film of translatory plate lower surface
Thickness reduces, and thrust T1 becomes big, accordingly, and the oil film thickness of translatory plate upper surface becomes big, and thrust T2 diminishes, the two thrusts
Also becoming big with joint efforts, its size is equal with external applied load, and direction is opposite with external applied load;When external applied load action direction upwards, not
During disconnected increase, the change of oil film and thrust and above-mentioned contrast.Therefore as external applied load is continually changing, static pressure of the invention is held
The balance with external applied load can be realized by the thickness of two oil films of adjustment by carrying guider, realize its load-carrying properties.
3rd, static pressure of the invention carrying guider is all-sealed asphalt channel, is supplied by the way of oil circuit one-in-and-one-out
Oil.Both protected oil sources not contaminated, also environmental protection.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 static pressure carries guider stereogram
Fig. 2 static pressure carries guider top view
Fig. 3 static pressure carries guider A-A sectional views
Fig. 4 static pressure carries guider B-B sectional views
In figure:1- lower lock blocks;2- pretension bolts;3- lower pressure plates;4- translatory plates;The upper pressure plares of 5-;6- adaptors;7- is returned
Oil connection;8- inlet connectors;9- inlet connector transfer blocks;10- flow controllers;11- flow controller jackscrews;12- rectangular seals
Circle;13rd, 14- pretension bolts nut, packing ring;15- upper holder blocks;Connector between 16- adaptors and translatory plate;17- pretension bolts
Use O-ring seal;Connector between 18- briquettings and pressure plare;19- pressure plare circumferential sealing plug screws;20- pressure plare end face seal spiral shells
Plug;21- pretension bolt sealing plugs;22- dynamic seal rings;Connector between 23- inlet connectors transfer block and pressure plare.
Embodiment
The static pressure carrying guider of the present invention has the function of plane decoupling and carrying, the conduct in vibration experiment
Decoupling or carrying guider application, the vibration test for the System for Large-scale Specimen that is particularly suitable for use in.
The static pressure carrying guider includes:Lower lock block 1, pretension bolt 2, lower pressure plate 3, translatory plate 4, upper pressure plare
5th, adaptor 6, oil returning pipe joint 7, inlet connector 8, inlet connector transfer block 9, flow controller 10, flow controller jackscrew 11, square
Connector 16, pretension spiral shell between shape sealing ring 12, pretension bolt nut, packing ring 13,14, upper holder block 15, adaptor and translatory plate
Connector 18, pressure plare circumferential sealing plug screw 19, pressure plare end face seal spiral shell between bolt O-ring seal 17, briquetting and pressure plare
Connector 23 between plug 20, pretension bolt sealing plug 21, dynamic seal ring 22, inlet connector transfer block and pressure plare.
Upper holder block 15, upper pressure plare 5, translatory plate 4, lower pressure plate 3, briquetting 1 are according to order from top to bottom by pretension spiral shell
The heart is through connection therefrom successively for bolt 2, and the lubricating pad surface of upper pressure plare 5 and lower pressure plate 3 connects with the upper and lower surface of translatory plate 4
Touch, and certain pretightning force is applied using pretension bolt packing ring, nut 13,14 and fix pretension bolt 2;Upper pressure plare 5 with
Connector 18 between briquetting and pressure plare is used to be connected between upper holder block 15 and between lower pressure plate 3 and lower lock block 1;Adaptor
Connector 16 between adaptor and translatory plate is used to be connected between 6 and translatory plate 4.Wherein, the static pressure carrying guider is set
All-sealed asphalt channel is equipped with, the fuel feeding by the way of oil circuit one-in-and-one-out.
The all-sealed asphalt channel includes:The non-lubricating pad surface of upper pressure plare 5 and lower pressure plate 3 sets 4 pressure
Plate end face seal plug screw 20,4 pressure plare circumferential sealing plug screws 19 are set in the circumferential surface of upper pressure plare 5 and lower pressure plate 3,
Set in the upper and lower end face of pretension bolt 2 at pretension bolt sealing plug 21, the intermediate throughholes of upper pressure plare 5 and lower pressure plate 3
Pretension bolt O-ring seal 17 is installed, dynamic seal ring 22 is installed in the outside on upper pressure plare 5 and the lubricating pad surface of lower pressure plate 3.
Flow controller 10 and flow controller jackscrew 11 are arranged in the oil pocket mounting hole of upper pressure plare 5 and lower pressure plate 3.In addition, oil-feed
Pipe joint transfer block 9 and lower pressure plate 3 are connected by connector 23 between inlet connector transfer block and pressure plare, inlet connector
8 are threadedly coupled with inlet connector contiguous block 9, and oil returning pipe joint 7 is threadedly coupled with translatory plate 4.
When starting the static pressure carrying guider, hydraulic oil first is provided by external high pressure fuel source, high-pressure oil flow is through oil-feed
Pipe joint 8 is entered in the oil pocket of the intermediate throughholes position of lower pressure plate 3, the tunnel of oil 5 in oil pocket, wherein 4 tunnels are passed through respectively
The passage for crossing lower pressure plate 3 enters oil pocket by flow controller 10 and one layer of rigidity is formed between lower pressure plate 3 and translatory plate 4
Oil film;Other 1 tunnel is entered in the oil pocket of the upper intermediate throughholes position of pressure plare 5 by the passage of pretension bolt 2, in oil pocket
The tunnel of oil 4 by flow controller 10 enter oil pocket and in upper pressure plare 5 and translatory plate 4 respectively through the passage of upper pressure plare 5
Between form one layer of rigid oil film.Oil-recovery tank is respectively provided with the lubricating pad surface of lower pressure plate 3 and upper pressure plare 5, and two
The outermost on the lubricating pad surface is equipped with sealing device, lower pressure plate 3, on high-pressure oil flow between pressure plare 5 and translatory plate 4
In the oil circuit that translatory plate 4 is entered through oil-recovery tank, the oil returning pipe joint 7 eventually passed through on translatory plate 4 flows back to fuel tank.When
After complete oil circuit formation, two surfaces contacted with each other in upper pressure plare 5 and translatory plate 4, lower pressure plate 3 with translatory plate 4
Between formed two layers have certain rigidity oil film so that translatory plate 4 can translation, and with larger resistance to tipping moment with
And bearing capacity.
Claims (5)
1. a kind of static pressure for vibration experiment carries guider, it include lower lock block, pretension bolt, lower pressure plate,
Translatory plate, upper pressure plare, adaptor, oil returning pipe joint, inlet connector, inlet connector transfer block, flow controller, flow controller top
Connector, pretension bolt are with O-shaped between silk, rectangular seal, pretension bolt nut, packing ring, upper holder block, adaptor and translatory plate
Connector, pressure plare circumferential sealing plug screw, pressure plare end face seal plug screw, pretension bolt are close between sealing ring, briquetting and pressure plare
Seal connector between plug screw, dynamic seal ring, inlet connector transfer block and pressure plare, it is characterised in that upper holder block, upper pressure plare,
By pretension bolt, the heart sequentially passes through connection, upper pressure therefrom according to order from top to bottom for translatory plate, lower pressure plate, lower lock block
The lubricating pad surface of plate and lower pressure plate is in contact with the upper and lower surface of translatory plate, and is applied using pretension bolt packing ring, nut
Certain pretightning force fixes pretension bolt;Pressure is used between upper pressure plare and upper holder block and between lower pressure plate and lower lock block
Connector is connected between block and pressure plare;Connector between adaptor and translatory plate is used to be connected between adaptor and translatory plate;
Wherein, the static pressure carrying guider is provided with all-sealed asphalt channel, the fuel feeding by the way of oil circuit one-in-and-one-out.
2. a kind of static pressure for vibration experiment as claimed in claim 1 carries guider, it is characterised in that:It is described
All-sealed asphalt channel includes:The non-lubricating pad surface of upper pressure plare and lower pressure plate sets 4 pressure plare end face seal plug screws,
4 pressure plare circumferential sealing plug screws are set in the circumferential surface of upper pressure plare and lower pressure plate, in the upper and lower end face of pretension bolt
Set and pretension bolt O-ring seal is installed at pretension bolt sealing plug, the intermediate throughholes of upper pressure plare and lower pressure plate,
The outside on upper pressure plare and lower pressure plate lubricating pad surface is installed by dynamic seal ring.
3. a kind of static pressure for vibration experiment as claimed in claim 2 carries guider, it is characterised in that:It is described
All-sealed asphalt channel also includes:Flow controller and flow controller jackscrew are arranged on upper pressure plare and the oil pocket of lower pressure plate is installed
In hole, inlet connector transfer block and lower pressure plate are connected by connector between inlet connector transfer block and pressure plare, oil-feed
Pipe joint is threadedly coupled with inlet connector contiguous block, and oil returning pipe joint is threadedly coupled with translatory plate.
4. a kind of static pressure for vibration experiment carries guider as claimed in claim 2 or claim 3, it is characterised in that:
Hydraulic oil is provided by external high pressure fuel source, high-pressure oil flow is entered positioned at lower pressure plate intermediate throughholes position through inlet connector
In oil pocket, the tunnel of oil 5 in oil pocket, wherein 4 tunnels respectively through lower pressure plate passage by flow controller enter oil pocket and
One layer of rigid oil film is formed between lower pressure plate and translatory plate;Other 1 tunnel is entered positioned at upper pressure by the passage of pretension bolt
In the oil pocket of power plate intermediate throughholes position, the tunnel of oil 4 in oil pocket enters respectively through the passage of upper pressure plare by flow controller
One layer of rigid oil film is formed to oil pocket and between upper pressure plare and translatory plate.
5. a kind of static pressure for vibration experiment as claimed in claim 4 carries guider, it is characterised in that:Push
Be respectively provided with oil-recovery tank on the lubricating pad surface of power plate and upper pressure plare, lower pressure plate, on high pressure between pressure plare and translatory plate
Oil flows through oil-recovery tank and entered in the oil circuit of translatory plate, and the oil returning pipe joint eventually passed through on translatory plate flows back to fuel tank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710569212.5A CN107132018B (en) | 2017-07-12 | 2017-07-12 | Static pressure bearing guide device for vibration test system |
Applications Claiming Priority (1)
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CN201710569212.5A CN107132018B (en) | 2017-07-12 | 2017-07-12 | Static pressure bearing guide device for vibration test system |
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CN107132018A true CN107132018A (en) | 2017-09-05 |
CN107132018B CN107132018B (en) | 2023-08-29 |
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