CN207036575U - Expansion test system for expandable corrugated pipe - Google Patents
Expansion test system for expandable corrugated pipe Download PDFInfo
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- CN207036575U CN207036575U CN201721028041.7U CN201721028041U CN207036575U CN 207036575 U CN207036575 U CN 207036575U CN 201721028041 U CN201721028041 U CN 201721028041U CN 207036575 U CN207036575 U CN 207036575U
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- expandable bellows
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Abstract
An expandable bellows expansion test system, comprising: the numerical control component comprises a computer, a data acquisition instrument and a measurement and control instrument, and is connected with a stress sensor, a strain sensor and a pressure sensor through the data acquisition instrument; the liquid pressurizing assembly comprises a water tank, and a high-pressure pipeline and a drainage pipeline are arranged on the water tank; and (5) fixing the clamp. The utility model discloses can realize the test with the expansion test of expandable bellows to have the function of automatic acquisition test data. The start and stop of the system are directly controlled by the computer, the test data can be automatically acquired by the data acquisition instrument, the test data can be stored and processed by the computer, and the automation degree is high. Floating fixture has the effect of auxiliary stay to the expandable bellows of test, like this the utility model discloses can not produce the restriction to the axial and the radial deformation of expandable bellows of test, can effectively ensure the credibility of test data.
Description
Technical field
Pipeline test equipment technical field is the utility model is related to, more specifically, more particularly to a kind of inflatable ripple
Tube swelling pilot system.
Background technology
Bellows refers to the tubular elastomeric sensing element connected into foldable wrinkle piece along folding retractable direction.Bellows
Be widely used in instrument and meter, be mainly used for the measuring cell as pressure measuring instruments, convert pressure into displacement or
Power.
Bellows can be divided into metal bellows, expansion bellows, corrugated tube etc., wherein, expandable bellows are main
Constructed for drilling projects such as oil, geology, hydrological wells, efficiently, quickly can handle the borehole wall using expandable bellows and collapse
Collapse, severe mud losses, sleeve pipe damage etc. complicated down-hole accident.
Expandable bellows need that the mechanical property of expandable bellows is tested and analyzed in development process, with
The mechanical property of expandable bellows is grasped, so as to guiding construction conceptual design and construction operation.
However, but set in the prior art without a experiment tested specifically for expandable bellows mechanical property
It is standby, so as to cause the analysis of experiments of expandable bellows or blank out.
Utility model content
(1) technical problem
In summary, how a kind of expansion test system that can expandable bellows be carried out with mechanical property test is provided
System, becomes those skilled in the art's urgent problem to be solved.
(2) technical scheme
The utility model provides a kind of expandable bellows expansion test system, for test expandable bellows
Carry out expansion test, so as to obtain the bulbs of pressure of test expandable bellows, internal pressure strength, expansiveness mechanical property
Energy.
In the utility model, the expandable bellows expansion test system includes：
Numerical control component, the numerical control component include computer, the data collecting instrument being connected with the Computer signal with
And the measurement and control instrument with computer communication connection, it is connected with by the data collecting instrument for obtaining test with inflatable ripple
Strain gauge, strain transducer and the pressure sensor of line pipe mechanical test signal；
Liquid pressing component, the liquid pressing component include water tank, are used for and test in being provided with the water tank
The pressure duct and aerial drainage pipeline docked with expandable bellows, in being provided with high-pressure pump on the pressure duct, in described
Eduction valve is provided with aerial drainage pipeline, after the pressure duct and the aerial drainage pipeline are docked with test with expandable bellows
With the water tank formed with test liquid return-flow system；
Stationary fixture, the stationary fixture include base, can be swollen for fixation test use in being provided with the base
The fixing and holding mechanism of swollen bellows.
Preferably, in being provided with flow sensor on the pressure duct, the flow sensor and the data acquisition
Instrument signal connects.
Preferably, in being additionally provided with floating clamping mechanism on the base, the fixing and holding mechanism presss from both sides with described float
Mechanism is held along setting arranged in a straight line.
Preferably, the floating clamping mechanism is provided with multiple, is arranged at intervals between the floating clamping mechanism.
Preferably, in being provided with overflow valve on the pressure duct, the overflow valve includes overflow outlet, is overflow in described
Pressure relief pipe is provided with flow export, one end of the pressure relief pipe is connected with the overflow valve, the pressure relief pipe it is another
End is connected with the water tank.
Preferably, the overflow valve is arranged between the high-pressure pump and the flow sensor.
Preferably, the measurement and control instrument is connected with the high-pressure pump and the flow sensor signal；The computer leads to
The measurement and control instrument is crossed to connect with the high-pressure pump and flow sensor control.
(3) beneficial effect
By said structure design, the utility model can realize the expansion test of test expandable bellows, and
Function with automatic data collection test data.In the utility model, by computer can directly control high-pressure pump startup and
Stop, without manually operated, its is easy to use.In addition, the utility model can by the startup of computer direct control system and
Stop, test data being stored and handled by computer by data collecting instrument automatic data collection test data, its
Automaticity is higher.Computer, to overflow valve initialization system maximum pressure, can so prevent system unit by measurement and control instrument
Damage, avoids causing danger.Fixing and holding mechanism is fixedly clamped test expandable bellows, and floating clamping mechanism is used test
Expandable bellows have the function that Auxiliary support, such the utility model will not to the axial directions of test expandable bellows and
Radial deformation produces limitation, can effectively ensure the confidence level of test data.
Brief description of the drawings
Fig. 1 is the structural representation of expandable bellows expansion test system in the utility model embodiment；
In Fig. 1, the corresponding relation of component names and accompanying drawing number is：
Computer 1, data collecting instrument 2, measurement and control instrument 3, strain gauge 4, strain transducer 5, pressure sensor 6, water tank
7th, pressure duct 8, aerial drainage pipeline 9, high-pressure pump 10, eduction valve 11, base 12, fixing and holding mechanism 13, flow sensor 14, floating
Dynamic clamping device 15, overflow valve 16, pressure relief pipe 17.
Embodiment
Embodiment of the present utility model is described in further detail with reference to the accompanying drawings and examples.Following examples
For illustrating the utility model, but can not be used for limiting the scope of the utility model.
In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or more；Term "
The orientation or position pass of the instructions such as interior ", " outside ", " front end in upper ", " under ", " left side ", " right side ", " ", " rear end ", " head ", " afterbody "
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for describing purpose, and can not
It is interpreted as indicating or implying relative importance.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
Fig. 1 is refer to, Fig. 1 is the structural representation of expandable bellows expansion test system in the utility model embodiment
Figure.
The utility model provides a kind of expandable bellows expansion test system, swollen for being carried out to expandable bellows
Swollen experiment, so as to obtain the mechanical properties such as the bulbs of pressure of expandable bellows, internal pressure strength, expansiveness.
In the utility model, the pilot system includes：
1st, numerical control component, numerical control component include computer 1, the data collecting instrument 2 being connected with the signal of computer 1 and with
The measurement and control instrument 3 that computer 1 communicates to connect.Realized and led to by data wire between computer 1 and data collecting instrument 2 and measurement and control instrument 3
Letter connection, so, the test data obtained by data collecting instrument 2 can just be sent to computer 1 by data wire, and by calculating
Machine 1 carries out analysis and the record of test data.Computer 1 can also automatically form form according to above-mentioned test data.Pass through
Data collecting instrument 2 be connected with for obtain expandable bellows mechanical test signal strain gauge 4, strain transducer 5 with
And pressure sensor 6, strain gauge 4, strain transducer 5 and pressure sensor 6 are used to set to the inflatable ripple of test
On line pipe, inflatable ripple so can just be used test by strain gauge 4, strain transducer 5 and pressure sensor 6
Stress variation, deformation and the pressure signal of pipe after the pressurizing are acquired.
2nd, liquid pressing component, liquid pressing component include water tank 7, in be provided with water tank 7 for test with can
The pressure duct 8 and aerial drainage pipeline 9 of bellows docking are expanded, in being provided with high-pressure pump 10 on pressure duct 8, in aerial drainage pipeline
Eduction valve 11 is provided with 9, pressure duct 8 and aerial drainage pipeline 9 are formed after being docked with test with expandable bellows with water tank 7
There is test liquid return-flow system.
In order to realize constant-pressure test and system protection, the utility model overflows in being provided with overflow valve 16 on pressure duct 8
Stream valve 16 includes overflow outlet, and pressure relief pipe 17, one end and the overflow valve 16 of pressure relief pipe 17 are provided with overflow exports
Connection, the other end of pressure relief pipe 17 are connected with water tank 7.
Specifically, overflow valve 16 is arranged between high-pressure pump 10 and flow sensor 14.
Based on said structure design, measurement and control instrument 3 is connected with high-pressure pump 10 and the signal of flow sensor 14, and computer 1 is logical
Measurement and control instrument 3 is crossed to connect with high-pressure pump 10 and the control of flow sensor 14.
3rd, stationary fixture, stationary fixture include base 12, may expand in being provided with to use for fixed test on base 12
The fixing and holding mechanism 13 of bellows.
In order to improve the stability of test expandable bellows clamping, the utility model is floating in being additionally provided with base 12
Clamping device 15, fixing and holding mechanism 13 and floating clamping mechanism 15 are moved along setting arranged in a straight line.
In an embodiment of the present utility model, floating clamping mechanism 15 is provided with two and (can also set more
It is individual), it is arranged at intervals between floating clamping mechanism 15.
In being provided with flow sensor 14 on pressure duct 8, flow sensor 14 is connected with the signal of data collecting instrument 2.
A kind of expandable bellows expansion test system provided by the utility model, can be to test expandable bellows
Expansion test is carried out, so as to obtain the mechanical property such as the bulbs of pressure of test expandable bellows, internal pressure strength, expansiveness
Energy.
Concrete operating principle of the present utility model is as follows：
(1) test is arranged on fixing and holding mechanism and floating clamping mechanism with expandable bellows, uses fixed clamp
Mechanism 13 steps up fixing expansible bellows, and floating clamping mechanism plays a supportive role；
(2) pressure duct 8 and test are usedCanOne end connection of bellows is expanded, aerial drainage pipeline 9 is used with test can be swollen
The other end connection of swollen bellows；
(3) measurement and control instrument 3 is controlled to start high-pressure pump 10 by computer 1, high-pressure pump 10 uses high-pressure fluid injection test can
Expand in bellows, gradually pressurization makes test expandable bellows dilatancy；
(4) data collecting instrument 2 passes through strain gauge 4, the strain transducer on test expandable bellows
5th, pressure sensor 6 distinguishes stress, strain, the pressure data on collecting test expandable bellows, by installed in high pressure
Flow sensor 14 on pipeline 8 gathers data on flows, and the data collected are sent to computer 1 by data collecting instrument 2, calculates
The data storage of machine 1 and drawing data change curve；
(5) bulbs of pressure that the test of different size is needed with expandable bellows during expansion are different, are anti-
Only each part in the excessive destructive test system of pressure is caused danger, and it is that overflow valve 16 is set to control measurement and control instrument 3 by computer 1
Maximal pressure force value.When whole system pressure reaches the value of setting, the automatic overflow of overflow valve 16, make the pressure of whole system all the time
Maintain the pressure value of setting；
(6) after the completion of test is expanded with expandable bellows, measurement and control instrument 3 is controlled to close high-pressure pump 10, examination by computer 1
Test end.Eduction valve 11 is opened after off-test, the fluid in pilot system is flow back in water tank 7 by aerial drainage pipeline 9.
It is as follows by said structure design, the beneficial effects of the utility model：
(1) the utility model can realize the expansion test of test expandable bellows, and with automatic data collection examination
Test the function of data.
(2) the utility model safety in utilization is higher, can directly control the startup of high-pressure pump 10 by computer 1 and stop
Only, without manually operated.
(3) in the utility model, computer 1 is by measurement and control instrument 3 to the initialization system maximum pressure of overflow valve 16, such energy
Enough prevent system unit from damaging, avoid causing danger.
(4) the utility model automaticity is high, be able to can be led to by the startup and stopping of the direct control system of computer 1
The automatic data collection test data of data collecting instrument 2 is crossed, test data can be stored and handled by computer 1.
(5) fixing and holding mechanism is fixedly clamped test expandable bellows, and floating clamping mechanism is to test with inflatable
Bellows has the function that Auxiliary support, and such the utility model will not be to the axially and radially change of test expandable bellows
Shape produces limitation, can effectively ensure the confidence level of test data.
Embodiment of the present utility model in order to example and description for the sake of and provide, and be not exhaustively or will
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Selection and description embodiment are to more preferably illustrate principle and practical application of the present utility model, and make this area
Those of ordinary skill it will be appreciated that the utility model so as to designing the various embodiments with various modifications suitable for special-purpose.
Claims (7)
1. a kind of expandable bellows expansion test system, for carrying out expansion test with expandable bellows to test, so as to
Obtain the bulbs of pressure, internal pressure strength, the mechanical property of expansiveness of test expandable bellows, it is characterised in that bag
Include：
Numerical control component, the data collecting instrument (2) that the numerical control component includes computer (1), is connected with the Computer signal
And the measurement and control instrument (3) with computer communication connection, it is connected with by the data collecting instrument for obtaining test with can
Expand strain gauge (4), strain transducer (5) and the pressure sensor (6) of bellows mechanical test signal；
Liquid pressing component, the liquid pressing component include water tank (7), are used to use with test in being provided with the water tank
The pressure duct (8) and aerial drainage pipeline (9) of expandable bellows docking, in being provided with high-pressure pump on the pressure duct
(10), in being provided with eduction valve (11) on the aerial drainage pipeline, the pressure duct and the aerial drainage pipeline and test are with can
Expand after bellows docks with the water tank formed with test liquid return-flow system；
Stationary fixture, the stationary fixture include base (12), can be swollen for fixation test use in being provided with the base
The fixing and holding mechanism (13) of swollen bellows.
2. expandable bellows expansion test system according to claim 1, it is characterised in that
In being provided with flow sensor (14) on the pressure duct, the flow sensor connects with the data collecting instrument signal
Connect.
3. expandable bellows expansion test system according to claim 2, it is characterised in that
In being additionally provided with floating clamping mechanism (15) on the base, the fixing and holding mechanism and the floating clamping mechanism edge
Setting arranged in a straight line.
4. expandable bellows expansion test system according to claim 3, it is characterised in that
The floating clamping mechanism is provided with multiple, is arranged at intervals between the floating clamping mechanism.
5. the expandable bellows expansion test system according to any one of claim 2 to 4, it is characterised in that
In being provided with overflow valve (16) on the pressure duct, the overflow valve includes overflow outlet, exported in the overflow
On be provided with pressure relief pipe (17), one end of the pressure relief pipe is connected with the overflow valve, the other end of the pressure relief pipe
It is connected with the water tank.
6. expandable bellows expansion test system according to claim 5, it is characterised in that
The overflow valve is arranged between the high-pressure pump and the flow sensor.
7. expandable bellows expansion test system according to claim 6, it is characterised in that
The measurement and control instrument is connected with the high-pressure pump and the flow sensor signal；
The computer is connected by the measurement and control instrument and the control of the high-pressure pump and the flow sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721028041.7U CN207036575U (en) | 2017-08-17 | 2017-08-17 | Expansion test system for expandable corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721028041.7U CN207036575U (en) | 2017-08-17 | 2017-08-17 | Expansion test system for expandable corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207036575U true CN207036575U (en) | 2018-02-23 |
Family
ID=61487812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721028041.7U Active CN207036575U (en) | 2017-08-17 | 2017-08-17 | Expansion test system for expandable corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207036575U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455565A (en) * | 2019-08-13 | 2019-11-15 | 中国石油集团渤海钻探工程有限公司 | Tapered stabilizer ground performance test macro |
| CN113686692A (en) * | 2021-08-30 | 2021-11-23 | 安徽豪洋管业科技有限公司 | HDPE bellows mechanical strength test frock |
-
2017
- 2017-08-17 CN CN201721028041.7U patent/CN207036575U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455565A (en) * | 2019-08-13 | 2019-11-15 | 中国石油集团渤海钻探工程有限公司 | Tapered stabilizer ground performance test macro |
| CN113686692A (en) * | 2021-08-30 | 2021-11-23 | 安徽豪洋管业科技有限公司 | HDPE bellows mechanical strength test frock |
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