CN206420631U - A kind of dynamic subtracts shock insulation test platform - Google Patents
A kind of dynamic subtracts shock insulation test platform Download PDFInfo
- Publication number
- CN206420631U CN206420631U CN201621264660.1U CN201621264660U CN206420631U CN 206420631 U CN206420631 U CN 206420631U CN 201621264660 U CN201621264660 U CN 201621264660U CN 206420631 U CN206420631 U CN 206420631U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- servo
- controller
- dynamic
- storage unit
- 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.)
- Active
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Subtract shock insulation test platform, including hydraulic power unit, cooling unit, servo-cylinder, controller, Storage Unit and carrying platform the utility model discloses a kind of dynamic；Hydraulic pump difference pipeline connection cooling unit, servo-cylinder and Storage Unit, controller are electrically connected hydraulic pump, cooling unit, servo-cylinder and Storage Unit.The utility model realizes carrying platform high speed under a large load and big displacement quantity motion, condition is created for simulation earthquake operating mode by the use to Large Copacity accumulator；Servo-cylinder and controller formation closed-loop control, realize input, real-time data acquisition and the accurate control of various waveforms；The efficient combination of various assemblies, forms high speed dynamic test platform system, the function of possessing vertical load and horizontal high-speed motion co-ordination.
Description
Technical field
The utility model, which belongs to, subtracts shock insulation experimental technique field, and in particular to a kind of dynamic subtracts shock insulation test platform.
Background technology
Earthquake can cause huge loss and injury to country and the mankind.By taking bridge as an example, bridge structure is in severe earthquake action
Under, larger relative displacement is produced between being constructed more in upper and lower part, when displacement exceedes actual restrainer length or the pole of bridge
In limited time, beam will be fallen, cause the interruption of traffic, extreme difficulties are brought to disaster relief work, huge loss is caused.China is first
The Aseismic Design code of bridge has been revised afterwards, and corresponding requirement is proposed to bridge pad, the damping of device, shock insulation.In order to protect
Card bridge reaches the shockproof requirement of predetermined damping, it is necessary to product before by damper products application to bridge Practical Project
Tested, when result of the test shows that product damper performance touches the mark requirement, product just can be used.
At present, domestic seismic isolation device experiment generally uses static test mode, and the experiment for the overall bearing of bridge is equal
For low speed static test.This test method can not verify bridge pad completely and subtract the performance of shock insulation product, and testing inspection is deposited
In defect, cause huge potential safety hazard.
Utility model content
Defect and urgent technical need for prior art, the utility model provide a kind of dynamic shock insulation that subtracts and test flat
Platform, with peak velocity height, tests the characteristics of displacement is big, can be efficiently applied to bridge pad and subtract the dynamic examination at a high speed of shock insulation product
Test.
A kind of dynamic is every damping test plateform system, including hydraulic power unit, cooling unit, servo-cylinder, controller, accumulation of energy
Unit and carrying platform；Hydraulic power unit difference pipeline connection cooling unit, servo-cylinder and Storage Unit, controller are electrically connected respectively
Connect hydraulic power unit, cooling unit, servo-cylinder and Storage Unit；
Hydraulic power unit is used to exchange with servo-cylinder progress hydraulic medium, and provides hydraulic energy to Storage Unit body, also
Send the temperature information of itself to controller；Cooling unit is used to carry out heat friendship with hydraulic power unit under the control of the controller
Change；Storage Unit is used to receive hydraulic energy, and release instantaneous hydraulic energy is to servo-cylinder under the control of the controller, to watching
Take the movement range formation influence of oil cylinder；Servo-cylinder is used to perform corresponding action under the control of the controller to simulate earthquake
Environment；Carrying platform is used to carry testing sample, completes load and moves the transmission to test specimen；Controller is used as whole system
The control core of system, controls the work of each module, completes the dynamic earthquake isolation experiment of sample.
Further, the hydraulic power unit includes hydraulic pump and temperature sensor；Hydraulic pump pipeline communication servo-cylinder, liquid
The control end electrical connection controller of press pump, the output end electrical connection controller of temperature sensor.
Further, the hydraulic pump uses constant pressure plunger pump.
Further, the cooling unit includes heat exchanger, cooling tower and circulating pump, and heat exchanger is used for from hydraulic pump
The thermal medium stood and the cold medium from cooling tower are exchanged heat；It is used for cooling tower in provide cold medium；Circulating pump is used to provide Jie
Matter circulates power.
Further, the Storage Unit uses plunger type or gasbag-type.
Further, the Storage Unit include multigroup accumulation of energy subelement, each subelement include multiple accumulators and with
Connection multiple nitrogen cylinders.
Further, the carrying platform includes Back Word type concrete main body structure, the long mouth concrete in longitudinal direction and adds steel construction
Crossbeam mixed structure and mechanical moving structure；Wherein, Back Word type concrete main body structure is used to install vertical oil cylinder and machinery is transported
Dynamic structure, and carry the load of vertical oil cylinder；The long mouth concrete in longitudinal direction adds steel structure beam mixed structure to be used to install level oil
The load of cylinder and load level oil cylinder；Mechanical moving structure acts on test specimen load and fortune for transmitting both direction oil cylinder
It is dynamic.
In general, by the contemplated above technical scheme of the utility model compared with the prior art, as a result of
Particular system is constituted, and can obtain following beneficial effect：
(1) use of Large Copacity accumulator, realizes carrying platform high speed under a large load and big displacement quantity motion, is
Simulation earthquake operating mode creates condition.
(2) servo dynamic fluid flow cylinder pressure and controller formation closed-loop control, realize the input of various waveforms, real time data and adopt
Collection and accurate control.
(3) efficient combination of various assemblies, forms high speed dynamic test platform system, possesses vertical load and level
The function of high-speed motion co-ordination, realizes said system performance.
Brief description of the drawings
Fig. 1 is the utility model dynamic every damping test plateform system structural representation.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below
As long as the technical characteristic being related to does not constitute conflict and can be just mutually combined each other.
Fig. 1 is dynamic every damping test plateform system structural representation.Plateform system includes hydraulic power unit 1, cooling unit
2nd, servo-cylinder 3, controller 4, Storage Unit 5 and carrying platform 6.The difference pipeline connection of hydraulic power unit 1 cooling unit 2, servo
Oil cylinder 3 and Storage Unit 5, controller 4 are electrically connected hydraulic power unit 1, cooling unit 2, servo-cylinder 3 and Storage Unit 5.
Wherein, hydraulic power unit 1 is exchanged with the progress hydraulic medium of servo-cylinder 3, and provides hydraulic energy to the body of Storage Unit 5
Amount, also sends the temperature information of itself to controller 4.When temperature exceedes predetermined temperature threshold, the control cooling of controller 4 is single
Member 2 carries out heat exchange with hydraulic power unit 1；Storage Unit 5 receives hydraulic energy, and discharges huge under the control of controller 4
Instantaneous hydraulic energy to servo-cylinder 3；Servo-cylinder 3 is performed corresponding dynamic as execution unit under the control of controller 4
Make, the movement range formation of servo-cylinder 3 is influenceed during the instantaneous energy input of Storage Unit 5, seismic environment is simulated；Carrying is flat
Platform 6 carries testing sample, completes load and moves the transmission to test specimen.Controller 4 is used as the core of whole system, control
The work and cooperation of each module, closed-loop control is carried out to servo dynamic fluid flow cylinder pressure, completes the dynamic earthquake isolation experiment of sample.
The hydraulic power unit 1 includes hydraulic pump and temperature sensor.Because plunger pump volumetric efficiency is high, it is small to leak, can be
Worked under high pressure, therefore hydraulic pump preferred plunger pump.Fluid temperature in temperature sensor collection pump, and send controller 4 to.Liquid
Press pump receives the work order that controller 4 is sent, and sets running parameter, and the working status parameter of hydraulic pump is fed back into control
Device 4.In a preferred embodiment of the present utility model, hydraulic pump uses constant pressure plunger pump, with operating pressure 35MPa, volume
The functions such as constant flow 300l/min, rated power 250kW.
Cooling unit 2 is exchanged heat using water cooling.In one preferred embodiment of the utility model, cooling unit 2 includes heat exchange
Device (for example plate type heat exchanger or water chiller), cooling tower and circulating pump, thermal medium from hydraulic power unit 1 and from cooling tower
Cold medium exchanged heat by heat exchanger, so as to reach cooling purpose；Cooling tower provides cold medium, and circulating pump provides medium and followed
Ring mobilization dynamic.In embodiment, maximum enters 25 DEG C of coolant-temperature gage, 18 DEG C of leaving water temperature, water-carrying capacity 500L/min.
Servo-cylinder 3 simulates seismic environment as executive item.In one embodiment of the present utility model, compressive load
12500kN, displacement 120mm, operating pressure 35MPa, peak velocity 1m/s, encapsulant wear-resisting 10km under 10m/s locking；
Oil cylinder major function has：Tensile or Compressive Loading 1500kN, displacement 1200mm, operating pressure 35MPa, peak velocity 1m/s, encapsulant
The wear-resisting 10km under 10m/s locking, force snesor precision 0.1%.
Controller 4 is main to send work order to hydraulic power unit 1, water cooling unit 2 and accumulator 5, to servo-cylinder displacement
Measurement with power carries out feedback control.In one embodiment of the present utility model, controller 4 uses pid control algorithm, data
Frequency acquisition 2kHz, possesses the functions such as Image Rendering function, various waveforms production device, wired or wireless communication.
Storage Unit 5 uses plunger type or gasbag-type, preferably gasbag-type, and the hydraulic energy that hydraulic power unit 1 is provided changes
Stored for compression energy, when controller 4 sends instruction, compression energy is changed into hydraulic energy again and discharged, mended supply and watch
Oil cylinder 3 is taken, the hydraulic energy of moment influences the movement range of servo-cylinder 3, so as to simulate seismic shock intensity and frequency, sample is obtained
Obtain high speed under a large load and big displacement quantity motion.In one embodiment of the present utility model, including 12 groups of accumulation of energy
Unit, each subelement includes 4 100L accumulators and 10 100L nitrogen cylinders in communication, provided with oily end peace on pipeline
The parts such as full valve, gas end safety valve, normally close valve, pressure switch, pipeline, with 35MPa operating pressures, allowance for expansion 1150L,
Bulking Time 12s, Max pressure loss 45bar combination property.
Carrying platform 6 carries sample, sends the load of servo-cylinder and motion to sample, observing samples are in simulation earthquake
Performance state under environment.Carrying platform mainly includes " returning " font concrete main body structure, long " mouth " concrete in longitudinal direction and adds steel
Structural beams mixed structure and mechanical moving structure etc..Wherein " return " font concrete main body structure be used for install vertical oil cylinder and
Mechanical moving structure, and carry the load of vertical oil cylinder.Long " mouth " concrete in longitudinal direction adds steel structure beam mixed structure to be used to pacify
Fill the load of cross cylinder and load level oil cylinder.Mechanical moving structure acts on test specimen for transmitting both direction oil cylinder
Load and motion.In one embodiment of the present utility model, " returning " font concrete main body structure has carrying 75000kN's
The ability of vertical load, long " mouth " concrete in longitudinal direction adds horizontal load of the steel structure beam mixed structure with carrying 6000kN
Ability, mechanical moving structure has the ability of transmission above two load and 1m/s motion.
Presently preferred embodiments of the present invention is tested, test structure shows test platform system provided by the utility model
System performance can reach vertical bearing capacity 750000kN, horizontal bearing capacity 6000kN, vertical displacement 120mm, horizontal displacement 1200mm,
Horizontal peak speed 1000mm/s.
As it will be easily appreciated by one skilled in the art that the foregoing is only preferred embodiment of the present utility model, not
To limit the utility model, all any modifications made within spirit of the present utility model and principle, equivalent substitution and change
Enter, should be included within protection domain of the present utility model.
Claims (7)
1. a kind of dynamic subtracts shock insulation test platform, including hydraulic power unit (1), cooling unit (2), servo-cylinder (3), controller
(4), Storage Unit (5) and carrying platform (6)；Hydraulic power unit (1) respectively pipeline connection cooling unit (2), servo-cylinder (3) and
Storage Unit (5), controller (4) is electrically connected hydraulic power unit (1), cooling unit (2), servo-cylinder (3) and Storage Unit
(5)；
Hydraulic power unit (1) is used to exchange with servo-cylinder (3) progress hydraulic medium, and provides hydraulic energy to Storage Unit (5),
Also send the temperature information of itself to controller (4)；Cooling unit (2) is used under the control of controller (4) and hydraulic pump
Stand (1) carry out heat exchange；Storage Unit (5) is used to receive hydraulic energy, and discharges under the control of controller (4) instantaneous liquid
Pressure energy amount gives servo-cylinder (3), and the movement range formation on servo-cylinder (3) influences；Servo-cylinder (3) is used in controller
(4) corresponding action is performed under control to simulate seismic environment；Carrying platform (6) is used to carry testing sample, completes load
With motion to test specimen transmission；Controller (4) controls the work of each module as the control core of whole system, completes
The dynamic earthquake isolation experiment of sample.
2. dynamic according to claim 1 subtracts shock insulation test platform, it is characterised in that the hydraulic power unit (1) includes liquid
Press pump and temperature sensor；Hydraulic pump pipeline communication servo-cylinder, the control end electrical connection controller (4) of hydraulic pump, temperature is passed
The output end electrical connection controller (4) of sensor.
3. dynamic according to claim 2 subtracts shock insulation test platform, it is characterised in that the hydraulic pump uses constant pressure plunger
Pump.
4. dynamic according to claim 1 subtracts shock insulation test platform, it is characterised in that the cooling unit (2) includes changing
Hot device, cooling tower and circulating pump, heat exchanger are used to enter the thermal medium from hydraulic power unit (1) and the cold medium from cooling tower
Row heat exchange；It is used for cooling tower in provide cold medium；Circulating pump is used to provide medium circulation mobilization dynamic.
5. dynamic according to claim 1 subtracts shock insulation test platform, it is characterised in that the Storage Unit 5 uses plunger
Formula or gasbag-type.
6. dynamic subtracts shock insulation test platform according to claim 1 or 5, it is characterised in that the Storage Unit (5) includes
Multigroup accumulation of energy subelement, each subelement includes multiple accumulators and multiple nitrogen cylinders in communication.
7. dynamic subtracts shock insulation test platform according to claim 1 or 5, it is characterised in that the carrying platform (6) includes
Back Word type concrete main body structure, the long mouth concrete in longitudinal direction add steel structure beam mixed structure and mechanical moving structure；Wherein, return
Font concrete main body structure is used to install vertical oil cylinder and mechanical moving structure, and carries the load of vertical oil cylinder；Longitudinal direction is long
Mouth concrete adds steel structure beam mixed structure to be used for the load for installing cross cylinder and load level oil cylinder；Mechanical moving structure
Test specimen load and motion are acted on for transmitting both direction oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264660.1U CN206420631U (en) | 2016-11-15 | 2016-11-15 | A kind of dynamic subtracts shock insulation test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264660.1U CN206420631U (en) | 2016-11-15 | 2016-11-15 | A kind of dynamic subtracts shock insulation test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420631U true CN206420631U (en) | 2017-08-18 |
Family
ID=59578243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621264660.1U Active CN206420631U (en) | 2016-11-15 | 2016-11-15 | A kind of dynamic subtracts shock insulation test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206420631U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535771A (en) * | 2018-04-26 | 2018-09-14 | 中国标准化研究院 | A kind of buried pipeline earthquake monitoring system and analogue experiment installation |
| CN112268690A (en) * | 2020-09-30 | 2021-01-26 | 武汉海润工程设备有限公司 | High-speed large-displacement damper testing machine |
-
2016
- 2016-11-15 CN CN201621264660.1U patent/CN206420631U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535771A (en) * | 2018-04-26 | 2018-09-14 | 中国标准化研究院 | A kind of buried pipeline earthquake monitoring system and analogue experiment installation |
| CN108535771B (en) * | 2018-04-26 | 2023-11-21 | 中国标准化研究院 | Underground pipeline earthquake monitoring system and simulation experiment device |
| CN112268690A (en) * | 2020-09-30 | 2021-01-26 | 武汉海润工程设备有限公司 | High-speed large-displacement damper testing machine |
| CN112268690B (en) * | 2020-09-30 | 2023-02-03 | 中船双瑞(洛阳)特种装备股份有限公司 | High-speed large-displacement damper testing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9909966B2 (en) | Shear test device and test method of rock mass discontinuities under constant normal stiffness condition | |
| CN103644151B (en) | The test bed hydraulic control system of energy-conservation low impact hydraulic cylinder | |
| CN103424308A (en) | Method for quickly and automatically compensating and loading gas-liquid compound, and automatic compensation loader | |
| CN204512069U (en) | The test bed hydraulic control system of energy saving excavator oil hydraulic cylinder | |
| CN206420631U (en) | A kind of dynamic subtracts shock insulation test platform | |
| CN109580399A (en) | Middle low strain dynamic rate sound integration test system | |
| CN103616290A (en) | Dynamic loading system for measuring dynamic characteristics of natural gas hydrate sediments | |
| CN104420864A (en) | Drilling tool simulation testing system | |
| CN112268690B (en) | High-speed large-displacement damper testing machine | |
| Wang et al. | Research on High‐Power and High‐Speed Hydraulic Impact Testing Machine for Mine Anti‐Impact Support Equipment | |
| CN104331539B (en) | A kind of nuclear power station pipeline thermomixture effect fatigue evaluation method and system | |
| CN202330029U (en) | Multi-channel rigid axle suspension test bench | |
| Zhang et al. | Effect on friction performance of mining wet brake under different working conditions | |
| CN207333549U (en) | A kind of viscid fluid damper of big stroke | |
| CN207333548U (en) | A kind of viscid fluid damper of contributing greatly | |
| Tao et al. | Failure and stability analysis of Jinping-I arch dam based on geomechanical model test and nonlinear numerical analysis | |
| CN104807621A (en) | Damper performance detecting system for transformer substation and detecting method | |
| CN203350110U (en) | Automatic gas-liquid composite compensation loader | |
| CN203658188U (en) | Slight impact wear test device for heat transfer tube of steam generator of nuclear power plant | |
| CN109187016A (en) | A kind of rolling bearing loading device and its control method with transient impact function | |
| Zhang et al. | Seismic performance assessment and potential failure modes of intake towers | |
| Sun et al. | Investigation into the Impact and Buffering Characteristics of a Non‐Newtonian Fluid Damper: Experiment and Simulation | |
| CN213875286U (en) | High-temperature crystalline rock cold shock cracking experiment system | |
| CN111707433B (en) | Fretting damage test device for 690 alloy pipe under high temperature and high pressure and implementation method thereof | |
| CN109118925B (en) | Marine riser system multi-body dynamics semi-physical simulation experiment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220210 Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: LUOYANG SUNRUI SPECIAL EQUIPMENT Co.,Ltd. Address before: 430084 Wuhan City, Hubei Province No. 9, Wudong street, Qingshan District, Wuhan City, Hubei Province Patentee before: WUHAN HIRUN ENGINEERING EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: CSSC Shuangrui (Luoyang) special equipment Co.,Ltd. Address before: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee before: LUOYANG SUNRUI SPECIAL EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |