CN109827726A - The multi-state performance testing device and system of hydraulic line system - Google Patents
The multi-state performance testing device and system of hydraulic line system Download PDFInfo
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- CN109827726A CN109827726A CN201910049101.0A CN201910049101A CN109827726A CN 109827726 A CN109827726 A CN 109827726A CN 201910049101 A CN201910049101 A CN 201910049101A CN 109827726 A CN109827726 A CN 109827726A
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Abstract
The present invention designs pipeline the field of test technology, it is proposed a kind of multi-state performance testing device of hydraulic line system and the multi-state Performance Test System of hydraulic line system, the multi-state performance testing device of the hydraulic line system includes fixed block, multiple groups pipe connector lug and heater.Fixed block is provided with interconnected multiple first mounting holes and interconnected multiple second mounting holes, and multiple first mounting holes are connected to multiple second mounting holes；Each pipe connector lug is installed on the first mounting hole correspondingly, and the dimensions of multiple groups pipe connector lug is different；Heater is installed on the second mounting hole.The multi-state performance testing device of the hydraulic line system can pipeline to a variety of different sizes test simultaneously；Temperature environment when oil liquid strenuous exercise can be simulated, the test of other performances can be carried out to pipeline in the case where applying temperature loading, the actual motion state of pipeline is more in line with to the test of pipeline.
Description
Technical field
The multi-state performance testing device of pipeline the field of test technology of the present invention more particularly to a kind of hydraulic line system and
The multi-state Performance Test System of hydraulic line system.
Background technique
Hydraulic pipeline is the critical component in transmission system, and the working condition of hydraulic pipeline directly affects entire power train
The work of system, the test of hydraulic pipeline can use the multi-state performance testing device of hydraulic line system.
The multi-state performance testing device of hydraulic line system in the prior art cannot achieve when applying temperature loading
The pipeline of a variety of different sizes is tested.
Therefore, it is necessary to design multi-state performance testing device and the hydraulic pipeline system of the new hydraulic line system of one kind
The multi-state Performance Test System of system.
Above- mentioned information disclosed in the background technology part are only used for reinforcing the understanding to background of the invention, therefore it can
To include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art to cannot achieve when applying temperature loading to a variety of different rule
The deficiency that the pipeline of lattice is tested, provide it is a kind of can be realized when applying temperature loading to the pipeline of a variety of different sizes into
The multi-state performance testing device of the hydraulic line system of row test and the multi-state Performance Test System of hydraulic line system.
Additional aspect and advantage of the invention will be set forth in part in the description, and partly will be from description
It is apparent from, or can practice through the invention and acquistion.
According to an aspect of the present invention, the multi-state performance testing device of a kind of hydraulic line system, comprising:
Fixed block is provided with interconnected multiple first mounting holes and interconnected multiple second mounting holes,
The multiple first mounting hole and the multiple second mounting hole are interconnected；
Multiple groups pipe connector lug, each pipe connector lug are installed on first mounting hole correspondingly
Interior, the dimensions of pipe connector lug described in each group is different；
Heater is installed in second mounting hole.
In a kind of exemplary embodiment of the disclosure, the multi-state performance testing device of the hydraulic line system is also wrapped
It includes:
Plug, for when not in use closing the pipe connector lug in the pipe connector lug.
In a kind of exemplary embodiment of the disclosure, the multi-state performance testing device of the hydraulic line system is also wrapped
It includes:
Temperature sensor is set in first mounting hole, for measuring the temperature in first mounting hole；
Controller is connect with the temperature sensor and the heater, for being sensed according to the temperature sensor
Temperature control the start and stop of the heater.
In a kind of exemplary embodiment of the disclosure, the multi-state performance testing device of the hydraulic line system is also wrapped
It includes:
Pedestal installs the fixed block thereon.
In a kind of exemplary embodiment of the disclosure, the multi-state performance testing device of the hydraulic line system is also wrapped
It includes:
Inlet, set on the side of the close pedestal of the fixed block, and with first mounting hole and described second
Mounting hole connection；
Liquid outlet, set on the side of the separate pedestal of the fixed block, and with first mounting hole and described second
Mounting hole connection.
In a kind of exemplary embodiment of the disclosure, it is provided with fixation hole on the pedestal, is arranged on the fixed block
There are connecting hole, the multi-state performance testing device of the hydraulic line system further include:
Bolt through the fixation hole and is threadedly engaged in the connecting hole to connect the fixed block and the pedestal
It connects.
In a kind of exemplary embodiment of the disclosure, the centerline axis parallel of first mounting hole in the pedestal,
The central axis upright of second mounting hole is in the pedestal.
In a kind of exemplary embodiment of the disclosure, pipe connector lug described in every group is symmetrical and is uniformly arranged on described
The opposite sides of fixed block, and the central axis of pipe connector lug described in every group is located at parallel with the pedestal same put down
Face.
According to one aspect of the disclosure, a kind of multi-state Performance Test System of hydraulic line system is provided, comprising:
The multi-state performance testing device of hydraulic line system described in above-mentioned any one.
In a kind of exemplary embodiment of the disclosure, the multi-state Performance Test System of the hydraulic line system is also wrapped
It includes:
The multi-state performance testing device of the hydraulic line system is arranged in shake table thereon, and the shake table is for being
The multi-state performance testing device of the hydraulic line system provides vibrational excitation.
As shown from the above technical solution, the present invention has at least one of following advantages and good effect:
The multi-state performance testing device of hydraulic line system of the present invention and the multi-state performance of hydraulic line system are surveyed
Test system is provided with multiple interconnected the first mounting holes and the second mounting hole, by different dimensions in fixed block
Pipe connector lug set and be mounted on the first mounting hole, heater is arranged in the second mounting hole.On the one hand, pass through different sizes
The pipe connector lug of specification can install the pipeline of a variety of different sizes, can the pipeline to a variety of different sizes carry out simultaneously
Test；On the other hand, having heaters is set in the second mounting hole, the oil temperature variation of oil liquid can be simulated, temperature can applied
The tests of other performances is carried out to pipeline in the case where degree load, it is contemplated that the influence of temperature loading, more to the test of pipeline
Add the actual motion state for meeting pipeline.
Detailed description of the invention
Its example embodiment is described in detail by referring to accompanying drawing, above and other feature of the invention and advantage will become
It is more obvious.
Fig. 1 is the structural schematic diagram of the multi-state performance testing device of hydraulic line system of the present invention；
Fig. 2 is the schematic front view of fixed block in Fig. 1；
Fig. 3 is the left schematic side view of Fig. 2 fixed block；
Fig. 4 is the schematic top plan view of fixed block in Fig. 1；
Fig. 5 is the schematic front view of pedestal；
Fig. 6 is Fig. 5 right side schematic view；
Fig. 7 is the schematic top plan view of Fig. 5；
Fig. 8 is the structural schematic diagram of heater in present embodiment；
Fig. 9 is the top view of heater in present embodiment.
The reference numerals are as follows for main element in figure:
1, fixed block；11, the first mounting hole；12, the second mounting hole；13, fabrication hole；14, connecting hole；
2, pipe connector lug；3, heater；31, heating part；32, interconnecting piece；321, power connector end；
4, pedestal；41, fixation hole；42, pilot hole；
5, plug；6, liquid bolt is blocked up；7, inlet；8, liquid outlet；9, washer.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Label indicates same or similar structure, thus the detailed description that will omit them.
In actual operation, effect of the hydraulic pipeline by cyclic loading, such as internal oil pressure fluctuation, external environment is applied
The vibration added or circulation impact etc. lead to pipeline vibration failur frequent occurrence, therefore, to the vibration under hydraulic pipeline multi-state
Failure research is always academia and engineering circles research emphasis.
HB6442-90 " airplane hydraulic pressure conduit and connector repeated bend test " has done one to the vibration environment experiment of pipeline
A little regulations, therefore also become reference foundation when many researchers do pipe vibration experiment, but due to being merely given as to standard
A kind of research method, and can only support that a kind of pipeline of caliber is tested, in addition, also not carried out specifically to experimental provision
It is bright.
Present invention firstly provides a kind of multi-state performance testing devices of hydraulic line system, and shown referring to Fig.1, this is hydraulic
The multi-state performance testing device of pipe-line system may include fixed block 1, multiple groups pipe connector lug 2 and heater 3.Fixed block
Interconnected multiple first mounting holes 11 and interconnected multiple second mounting holes 12, multiple first installations are provided on 1
Hole 11 and multiple second mounting holes 12 are interconnected；Each pipe connector lug 2 is installed on the first mounting hole 11 correspondingly
Interior, the dimensions of multiple groups pipe connector lug 2 is different；Heater 3 is installed in the second mounting hole 12.
The pipeline of a variety of different sizes can be installed by the pipe connector lug of different dimensions, can to it is a variety of not
The pipeline of same specification is tested simultaneously；Having heaters is set in the second mounting hole, the oil temperature variation of oil liquid can be simulated, it can
The test of other performances is carried out to pipeline in the case where applying temperature loading, it is contemplated that the influence of temperature loading, to pipe
The test in road is more in line with the actual motion state of pipeline.
In this example embodiment, referring to Fig.1 shown in, the multi-state performance testing device of hydraulic line system can be with
Including pedestal 4, fixed block 1 is mounted on pedestal 4, and fixed block 1 can be rectangular parallelepiped structure, is also possible to the knot such as prism or terrace with edge
Structure.
Referring to shown in Fig. 2, Fig. 3 and Fig. 4, fixed block 1, which has to be interconnected, multiple first mounting holes 11 and to be interconnected
Multiple second mounting holes 12, and the first mounting hole 11 and the second mounting hole 12 may each be threaded hole；Multiple first mounting holes
11 are interconnected with multiple second mounting holes 12.It is opposite that symmetrically and uniformly fixed block 1 is arranged in multiple first mounting holes 11
Two sides, two symmetrical the first mounting holes 11 constitute a through-hole, and there are two opening, openings to be used for installing pipe for through-hole tool
Road jointing 2.The quantity of first mounting hole 11 can be 18, and the opposite two sides of fixed block 1, every side 9 is arranged in
One mounting hole 11, be uniformly distributed for three rows three column, be parallel to the direction of pedestal 4 as row, the direction perpendicular to pedestal 4 is column；
3 the first mounting holes 11 have can be set in i.e. every a line.The centerline axis parallel of multiple first mounting holes 11 is arranged, every row first
The central axis of mounting hole 11 is located at the same plane parallel with pedestal 4.The quantity of first mounting hole 11 is also possible to other idols
It is several, such as eight, 12,20 etc..The arrangement mode and quantity of first mounting hole 11 can also be other situations,
This does not do particular determination.
In this example embodiment, fabrication hole 13 is additionally provided on fixed block 1, the quantity of fabrication hole 13 can be three,
I.e. the quantity of fabrication hole is identical as the line number of the first mounting hole 11, the central axis of fabrication hole 13 and every the first mounting hole of a line 11
Central axis upright and be generally aligned in the same plane, fabrication hole 13 connection be located at a line six the first mounting holes 11, fabrication hole
13 can be threaded hole, and the multi-state performance testing device of hydraulic line system can also include fitting with screw thread in fabrication hole 13
The stifled liquid bolt 6 matched, for closing fabrication hole 13.
In this example embodiment, the quantity of the second mounting hole 12 can be identical as the columns of the first mounting hole 11, the
The central axis upright of two mounting holes 12 in pedestal 4 and central axis upright with the first mounting hole 11, meanwhile, each second
The central axis of the central axis of mounting hole 12 and wherein first mounting hole of column 11 is located at the same plane perpendicular to pedestal 4,
Second mounting hole 12 passes through all first mounting holes 11 on its corresponding column, arranges upper multiple first mounting holes 11 for one and connects
It is logical.In the case where fabrication hole 13 will be located at and be connected to the first mounting hole of a line 11, so that multiple first mounting holes 11 and more
A second mounting hole 12 is connected to, i.e., the first all mounting holes 11 and the second all mounting holes 12 are in connected state.
In another example embodiment, in casting or 3D printing, it can be not provided with fabrication hole 13, as long as guaranteeing multiple first installations
Hole 11 and multiple second mounting holes 12 are homogeneous intercommunicated.
In this example embodiment, referring to shown in Fig. 5, Fig. 6 and Fig. 7, fixation hole 41 can be set on pedestal 4,
Connecting hole 14 can be set on fixed block 1, bolt passes through fixation hole 41 and will fix with being threadedly engaged in connecting hole 14
Block 1 links together with pedestal 4.The quantity of connecting hole 14 can be four.It is also provided with pilot hole 42 on pedestal 4, uses
It is assembled on experimental provision in by pedestal 4 and fixed block 1.
In this example embodiment, shown referring to Fig.1, the multi-state performance testing device of hydraulic line system be can wrap
Multiple groups pipe connector lug 2 is included, the size and specification of pipe connector lug 2 are referring to HB4-8-02 " flared type screw-in straight pipe
Connector ", size is determined according to caliber；Pipe connector lug 2 is installed on the first mounting hole 11, every group of jointing correspondingly
Quantity can be six, be also possible to other quantity, do not do particular determination herein, each group pipe connector lug 2 has not
With dimensions, the dimensions of the pipe connector lug 2 in same group is identical, the quantity of pipe connector lug 2 and first
The quantity of mounting hole 11 is identical.Every group of pipe connector lug 2 is installed in first mounting hole 11 of same a line, so that carrying out
Stress equalization when experiment avoids influencing experimental precision because the self weight of pipeline of different model is different.Pipe connector lug 2 can be with
By being threadably mounted in the first mounting hole 11, pipe connector lug has first end and a second end, first end and second end it
Between be arranged and boss, first end have screw thread, protrude into the first mounting hole 11, second end also has connection screw thread, for installing
Pipeline or installed plug 5 in boss and between 1 surface of fixed block are also provided with washer 9 and are connect with to increase pipeline and connect
First 2 and the first leakproofness between mounting hole 11.
In this example embodiment, referring to Fig.1 shown in, the multi-state performance testing device of hydraulic line system can be with
Including plug 5, size and specification are determined referring to HB4-69-2002 " plug of flared fitting " according to the caliber of pipeline
Size.For when not in use sealing pipe connector lug 2 in pipe connector lug 2, so that the multiplexing of hydraulic line system
Condition performance testing device can simultaneously test any number of pipeline for being less than 2 total quantity of pipe connector lug.
In this example embodiment, referring to shown in Fig. 8 and Fig. 9, the multi-state performance testing device of hydraulic line system
It may include heater 3, heater 3 can be heating rod, and heater 3 can be divided into heating part 31 and interconnecting piece 32, heating part
31 protrude into the second mounting hole 12, and interconnecting piece 32 includes power connector end 321, and power connector end 321 can connect external power supply；With
It is heated in the liquid in the first mounting hole 11, to simulate the temperature change of oil liquid, the diameter of heating part 31 is less than second
The diameter of mounting hole 12, so that liquid can flow in the first mounting hole 11 and the second mounting hole 12.Heater 3 can also
To be connected through a screw thread with the second mounting hole 12, washer 9 also can be set between the second mounting hole 12 and heater 3.Add
Hot device 3 can be applied more than the temperature loading equal to 50 degrees Celsius less than or equal to 200 degrees Celsius.
The multi-state performance testing device of hydraulic line system can also include temperature sensor and controller, and temperature passes
Sensor can be set in the first mounting hole 11, for measuring the temperature of liquid in the first mounting hole 11, the output end of controller
It is connect with the input terminal of heater 3, the input terminal of controller is connect with temperature sensor output end, according to the temperature of temperature sensor
The start and stop of degree control heater 3, according to demand heat the liquid in the first mounting hole 11, are heated to the first preset temperature
When after stop heating, later controller control heater 3 temperature is changed in the first default error range.First default temperature
Degree can select to be more than or equal to 50 degrees Celsius of any temperature values for being less than or equal to 200 degrees Celsius, the first default error according to demand
Range is ± 2 degrees Celsius.
The multi-state performance testing device of hydraulic line system can also include inlet 7 and liquid outlet 8, and inlet 7 can
To be set to fixed block 1 close to the side of pedestal 4, liquid outlet 8 be can be set and the side far from pedestal 4.Inlet 7 can be
The above-mentioned fabrication hole 13 near into pedestal 4 is not provided with stifled liquid bolt 6, in 13 installing pipe of fabrication hole at this time on the fabrication hole 13
Road jointing 2 is used as inlet 7；Liquid outlet 8 can be the above-mentioned fabrication hole 13 farthest away from pedestal 4, at this time the fabrication hole 13
On be not provided with stifled liquid bolt 6, be used as liquid outlet 8 in the 13 pipe laying jointing 2 of fabrication hole.
When being tested, it will need the Pipe installing measured on pipe connector lug 2 first, the pipeline that will do not used
Jointing 2 is closed using plug 5.The one end of pipeline to be tested far from pipe connector lug 2 also carries out Seal treatment, first
Plug 5 is first carried out to pre-screwing at liquid outlet 8, slowly inputs liquid from inlet 7, it will when liquid outlet 8 has liquid outflow
Plug 5 at liquid outlet 8 tightens closing, and the purpose of pre-screwing is to allow inside fixed block 1 when having certain pressure liquid just can be from
Liquid outlet 8 flows out, i.e., liquid, which is completely filled with after fixed block 1, continues pressure and just have liquid from the outflow of liquid outlet 8, can be by fixation
Air inside block 1 and pipeline to be tested excludes completely, to prevent from endangering when liquid is flammable liquid in fixed block 1 completely
Danger.Liquid persistently is inputted to inlet 7 later, when liquid is full of 1 inside of fixed block and pipeline, is persistently applied to inlet 7
Add pulse excitation, the test after completing.
It, can be defeated in one of them first mounting hole 11 close to pedestal 4 when not having inlet 7 and liquid outlet 8
Enter liquid, air is discharged one of them first mounting hole 11 far from pedestal 4.
Further the present invention also provides a kind of multi-state Performance Test System of hydraulic line system, the hydraulic pipeline systems
The multi-state Performance Test System of system includes the multi-state performance testing device of above-mentioned hydraulic line system, hydraulic line system
The specific structure of multi-state performance testing device is above-mentioned to have been carried out detailed description, therefore details are not described herein again.
In this example embodiment, the multi-state Performance Test System of hydraulic line system further includes shake table, is used for
Vibrational excitation is provided to the multi-state performance testing device of above-mentioned hydraulic line system.
Above-mentioned described feature, structure or characteristic can be incorporated in one or more embodiment party in any suitable manner
In formula, if possible, it is characterized in discussed in each embodiment interchangeable.In the above description, it provides many specific thin
Section fully understands embodiments of the present invention to provide.It will be appreciated, however, by one skilled in the art that this can be practiced
The technical solution of invention, or can be using other methods, component, material without one or more in the specific detail
Material etc..In other cases, known features, material or operation are not shown in detail or describe to avoid each side of the invention is obscured
Face.
The term of " about " " about " is used to be generally represented within the 20% of a given value or range in this specification, preferably
It is within 10%, and is more preferably within 5%.Given quantity is quantity about herein, implies that the feelings in not certain illustrated
Under condition, " about " " about " " substantially " meaning of " general " can be still implied.
Although the term of relativity, such as "upper" "lower" is used to describe a component of icon for another in this specification
The relativeness of one component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in show
The direction of example.It is appreciated that, if making it turn upside down the device overturning of icon, the component described in "upper" will
As the component in "lower".When certain structure is at other structures "upper", it is possible to refer to that certain structural integrity is formed in other structures
On, or refer to that certain structure is " direct " and be arranged in other structures, or refer to that certain structure is arranged by the way that another structure is " indirect " in other knots
On structure.
In this specification, term "one", " one ", "the", " described " and "at least one" indicating there are one or
Multiple element/component parts/etc.；Term "comprising", " comprising " and " having " are to indicate the open meaning being included
And refer to the element in addition to listing/component part/also may be present other than waiting other element/component part/etc.；Term " the
One ", " second " and " third " etc. only use as label, are not the quantity limitations to its object.
It should be appreciated that the present invention is not limited in its application to the detailed construction and arrangement of the component of this specification proposition
Mode.The present invention can have other embodiments, and can realize and execute in many ways.Aforesaid deformation form and
Modification is fallen within the scope of the present invention.It should be appreciated that this disclosure and the present invention of restriction extend in text
And/or it is mentioned in attached drawing or all alternative combinations of two or more apparent independent features.It is all these different
Combination constitutes multiple alternative aspects of the invention.Embodiment described in this specification illustrates to become known for realizing the present invention
Best mode, and will enable those skilled in the art using the present invention.
Claims (10)
1. a kind of multi-state performance testing device of hydraulic line system characterized by comprising
Fixed block is provided with interconnected multiple first mounting holes and interconnected multiple second mounting holes, described
Multiple first mounting holes and the multiple second mounting hole are interconnected；
Multiple groups pipe connector lug, each pipe connector lug are installed on correspondingly in first mounting hole, respectively
The dimensions of the group pipe connector lug is different；
Heater is installed in second mounting hole.
2. the multi-state performance testing device of hydraulic line system according to claim 1, which is characterized in that described hydraulic
The multi-state performance testing device of pipe-line system further include:
Plug, for when not in use closing the pipe connector lug in the pipe connector lug.
3. the multi-state performance testing device of hydraulic line system according to claim 1, which is characterized in that described hydraulic
The multi-state performance testing device of pipe-line system further include:
Temperature sensor is set in first mounting hole, for measuring the temperature in first mounting hole；
Controller is connect with the temperature sensor and the heater, the temperature for being sensed according to the temperature sensor
Degree controls the start and stop of the heater.
4. the multi-state performance testing device of hydraulic line system according to claim 1, which is characterized in that described hydraulic
The multi-state performance testing device of pipe-line system further include:
Pedestal installs the fixed block thereon.
5. the multi-state performance testing device of hydraulic line system according to claim 4, which is characterized in that described hydraulic
The multi-state performance testing device of pipe-line system further include:
Inlet is installed set on the side of the close pedestal of the fixed block, and with first mounting hole and described second
Hole connection；
Liquid outlet is installed set on the side of the separate pedestal of the fixed block, and with first mounting hole and described second
Hole connection.
6. the multi-state performance testing device of hydraulic line system according to claim 4, which is characterized in that the pedestal
On be provided with fixation hole, connecting hole, the multi-state performance testing device of the hydraulic line system are provided on the fixed block
Further include:
Bolt through the fixation hole and is threadedly engaged in the connecting hole so that the fixed block to be connect with the pedestal.
7. the multi-state performance testing device of hydraulic line system according to claim 6, which is characterized in that described first
The centerline axis parallel of mounting hole is in the pedestal, and the central axis upright of second mounting hole is in the pedestal.
8. the multi-state performance testing device of hydraulic line system according to claim 7, which is characterized in that described in every group
Pipe connector lug is symmetrical and is uniformly arranged on the opposite sides of the fixed block, and the center of pipe connector lug described in every group
Axis is located at the same plane parallel with the pedestal.
9. a kind of multi-state Performance Test System of hydraulic line system characterized by comprising
The multi-state performance testing device of the described in any item hydraulic line systems of claim 1-8.
10. the multi-state Performance Test System of hydraulic line system according to claim 9, which is characterized in that the liquid
The multi-state Performance Test System of pressure pipeline system further include:
The multi-state performance testing device of the hydraulic line system is arranged in shake table thereon, and the shake table is for being described
The multi-state performance testing device of hydraulic line system provides vibrational excitation.
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| CN201910049101.0A CN109827726A (en) | 2019-01-18 | 2019-01-18 | The multi-state performance testing device and system of hydraulic line system |
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| CN201910049101.0A CN109827726A (en) | 2019-01-18 | 2019-01-18 | The multi-state performance testing device and system of hydraulic line system |
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| CN117214074A (en) * | 2023-11-09 | 2023-12-12 | 潍坊市特种设备检验研究院 | Intelligent detection device for hydraulic pipe of crane and implementation method thereof |
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