CN209311232U - High temperature and pressure test device - Google Patents
High temperature and pressure test device Download PDFInfo
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- CN209311232U CN209311232U CN201821795262.1U CN201821795262U CN209311232U CN 209311232 U CN209311232 U CN 209311232U CN 201821795262 U CN201821795262 U CN 201821795262U CN 209311232 U CN209311232 U CN 209311232U
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- high temperature
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Abstract
The utility model relates to pressure-bearing components high temperature and pressure test technical field, a kind of high temperature and pressure test device is provided, which includes: heated at constant temperature chamber, pressure source, hydraulic cylinder, capstan and the test cavity for placing workpiece to be tested；The hydraulic cylinder, the capstan and the test cavity are installed in the inside of the heated at constant temperature chamber；Piston is equipped in the hydraulic cylinder, the hydraulic cylinder is separated into two parts by the piston, and first part is connected to the pressure source, and second part is connected to the capstan；The capstan is connected to the test cavity；Second part of the hydraulic cylinder is filled with low-melting-point metal.The high temperature and pressure test device, which can effectively ensure that, tests safe and complete progress.
Description
Technical field
The utility model relates to pressure-bearing components high temperature and pressure test technical field, more particularly to a kind of high temperature and pressure
Experimental rig.
Background technique
Pressure-bearing components in the presence of a harsh environment are needed to carry out with the performance test of high temperature and pressure, with holding for test piece
Pressure energy power.Due to the high compressibility of gas, using gas, as explosion bulge test medium, there are higher risk, due to safety
Reason tends not in the test for quick bursting.
Common liquid pilot medium has You Heshui, when temperature is more than that 450 DEG C of most oily can all be carbonized lose flowing
Property equally exists higher risk when temperature is more than that 374.2 DEG C of water are at supercriticality.It is a kind of new it is therefore desirable to develop
Experimental rig and test method, can under high pressure-temperature safety, completely be tested.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of high temperature and pressure test devices, it is intended at least the solution prior art or correlation
One of technical problem present in technology.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of high temperature and pressure test device, comprising: heated at constant temperature
Chamber, pressure source, hydraulic cylinder, capstan and the test cavity for placing workpiece to be tested；
The hydraulic cylinder, the capstan and the test cavity are installed in the inside of the heated at constant temperature chamber；Institute
It states and is equipped with piston in hydraulic cylinder, the hydraulic cylinder is separated into two parts by the piston, and first part is connected to the pressure source, the
Two parts are connected to the capstan；The capstan is connected to the test cavity；Second part of the hydraulic cylinder is filled with
Low-melting-point metal.
Wherein, the test cavity is internally provided with high-temperature heating incubation cavity, and the workpiece to be tested is placed on the height
The inside of warm heating and thermal insulation chamber, the capstan are connected to the high-temperature heating incubation cavity.
Wherein, the high temperature and pressure test device further includes liquid reserve tank and for filling to the second part of the hydraulic cylinder
Enter the filling-valve of low-melting-point metal；The filling-valve is connected to the liquid reserve tank.
Wherein, the high temperature and pressure test device further includes low-melting-point metal circuit units；The low-melting-point metal circuit
The both ends of unit are connected to the liquid reserve tank and the high-temperature heating incubation cavity respectively.
Wherein, the low-melting-point metal circuit units include sequentially connected first control valve, delivery pump and the second control
Valve processed.
Wherein, the pressure source includes pressurized cylinder or hydraulic servo actuator.
Wherein, the low-melting-point metal includes elemental metals and multicomponent alloy；
The elemental metals include one of indium, tin, zinc and bismuth, and the multicomponent alloy includes bismuth indium, bismuth tin, indium
One of tin, indium silver, tin zinc, Sillim, Xi Yin, tin copper, bismuth indium tin and bismuth indium tin zinc.
(3) beneficial effect
Compared with prior art, the utility model has the advantage that
Workpiece to be tested, is put into test cavity first, opens by a kind of high temperature and pressure test device provided by the utility model
Heated at constant temperature chamber is opened, hydraulic cylinder, capstan and workpiece to be tested are preheating to predetermined temperature range；By second of hydraulic cylinder
The low-melting-point metal of part carries out being preheating to 30 DEG C of temperature or more, its is made to keep molten state；Cracking pressure source to hydraulic cylinder every
From piston pressurization, low-melting-point metal is pushed to treat test piece pressurization until off-test.The high temperature and pressure test device can
The safe and complete progress of effective guarantee test.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high temperature and pressure test device of the utility model embodiment；
In figure: 1- heated at constant temperature chamber；2- liquid reserve tank；3- low-melting-point metal；4- filling-valve；5- capstan；6- third control
Valve processed；7- test cavity；8- is heated at high temperature incubation cavity；The first control valve of 9-；10- delivery pump；11- low-melting-point metal circuit units；
12- pressure source；13- piston；14- pressure source input terminal；15- high-voltage output end；16- hydraulic cylinder；The second control valve of 17-.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Low-melting-point metal has the spy of melting range wide (38 DEG C~300 DEG C) and boiling point high (being more than or equal to 2000 DEG C)
Point, and low-melting-point metal has the liquid warm area of ultra-wide, and adaptability for materials range is wide, and good fluidity is not easy to wave under liquid condition
Hair, is a kind of material that heating conduction is best in liquid, it is applied to high temperature and pressure test platform can as fluid media (medium)
The safe and complete progress of effective guarantee test.
Fig. 1 is a kind of structural schematic diagram of high temperature and pressure test device of the utility model embodiment, as shown in Figure 1, comprising:
Heated at constant temperature chamber 1, pressure source 12, hydraulic cylinder 16, capstan 5 and the test cavity 7 for placing workpiece to be tested；
Hydraulic cylinder 16, capstan 5 and test cavity 7 are installed in the inside of heated at constant temperature chamber 1；It is equipped in hydraulic cylinder 16
Hydraulic cylinder 16 is separated into two parts by piston 13, piston 13, and first part is connected to pressure source 12, and second part is connected to capstan
5；5 connection test chamber 7 of capstan；Second part of hydraulic cylinder 16 is filled with low-melting-point metal 3.
Wherein, the shape of heated at constant temperature chamber 1 can be rectangle, and inner space meets test and needs, in this implementation
Without specifically limiting in example.Heated at constant temperature chamber 1 makes its rated temperature reach preset temperature, for second to hydraulic cylinder 16
The low-melting-point metal of part filling is preheated, it is made to keep molten state；Under the action of pressure source 12, the of hydraulic cylinder 16
The low-melting-point metal 3 of two part fillings flows into test cavity 7 by capstan 5；Capstan 5 and test cavity 7 are installed in
The inside of heated at constant temperature chamber 1, heated at constant temperature chamber 1 is also used to so that capstan 5 and test cavity 7 keep certain temperature, so that
Low-melting-point metal is able to maintain molten state when flowing through capstan 5 and test cavity 7, while make in test cavity 7 to
The temperature of test piece meets test temperature.
It should be noted that the first part of hydraulic cylinder 16 is pressure source input terminal 14, the second part of hydraulic cylinder 16 is
High-voltage output end 15, pressure source input terminal 14 are connect with pressure source 12, and the first end of high-voltage output end 15 and capstan 5 connects
Logical, the second end of capstan 5 is connected to test cavity 7, and third control valve 6 is equipped on capstan 5, and high-voltage output end 15 is filled out
Filled with low-melting-point metal 3.
Wherein, low-melting-point metal 3 is the low-melting-point metal that fusing point is 38 DEG C~300 DEG C, and low-melting-point metal is in liquid condition
Under, it is a kind of material that heating conduction is best in liquid, high temperatures and good heat-transfer, it can be during guarantee test
Stability；Low-melting-point metal uses bismuthino, indium base or tinbase low-melting point metal alloy without gallium, adaptability for materials envelop of function
Extensively, it can reduce the experimental error due to caused by the chemical reaction between working media and workpiece.
In the present embodiment, workpiece to be tested is put into test cavity first, opens heated at constant temperature chamber, by hydraulic cylinder, added
Pressure pipeline and workpiece to be tested are preheating to predetermined temperature range；The low-melting-point metal of second part of hydraulic cylinder is preheating to
30 DEG C of temperature or more, it is made to keep molten state；Cracking pressure source pressurizes to the separator piston of hydraulic cylinder, pushes low-melting-point metal
Test piece pressurization is treated until off-test.The high temperature and pressure test device can effectively ensure that test it is safe and complete into
Row.
In addition, embodiment according to the present utility model, being internally provided with for test cavity 7 is heated at high temperature incubation cavity 8, to be tested
Workpiece is placed on the inside of high-temperature heating incubation cavity 8, the connection high-temperature heating incubation cavity 8 of capstan 5.
In the present embodiment, being internally provided with for test cavity 7 is heated at high temperature incubation cavity 8, and high-temperature heating incubation cavity 8 can paste
The inner wall setting of test cavity 7 is closed, the input end of the input end and high-temperature heating incubation cavity 8 of test cavity 7 is coaxially arranged, capstan
Second end pass through test cavity 7 input end after with high-temperature heating incubation cavity 8 input end be connected to.
Wherein, by the way that the high-temperature heating incubation cavity 8 is arranged, hot environment is provided for treating test piece in testing；If
Test high temperature reaches 1000 DEG C, and part can't stand long term high temperature, therefore, using high-temperature heating incubation cavity 8 and heated at constant temperature
1 two different temperatures adjusting cavities of chamber.
In addition, embodiment according to the present utility model, high temperature and pressure test device further includes liquid reserve tank 2 and is used for liquid
Second part of cylinder pressure 16 is filled with the filling-valve 4 of low-melting-point metal；Filling-valve 4 is connected to liquid reserve tank 2.
In the present embodiment, liquid reserve tank 2 is for storing low-melting-point metal 3.Liquid reserve tank 2 is installed on inside heated at constant temperature chamber 1,
Molten state is kept by the low-melting-point metal that the effect of heated at constant temperature chamber 1 can make it internal.
In addition, embodiment according to the present utility model, high temperature and pressure test device further includes low-melting-point metal circuit units
11；The both ends of low-melting-point metal circuit units 11 are connected to liquid reserve tank 2 and high-temperature heating incubation cavity 8 respectively.
In the present embodiment, after high temperature and pressure test, low-melting-point metal in high-temperature heating incubation cavity is passed through eutectic
Point metallic(return) circuit unit 11 is delivered to fluid reservoir, completes the recycling of low-melting-point metal, the circulation that low-melting-point metal may be implemented makes
With economizing on resources.
It is understood that low-melting-point metal circuit units 11 are mounted on the inside of heated at constant temperature chamber 1.Pass through eutectic
The low-melting-point metal of point metallic(return) circuit unit 11 remains molten state.
In addition, embodiment according to the present utility model, low-melting-point metal circuit units 11 include sequentially connected first control
Valve 9, delivery pump 10 and the second control valve 17 processed.
It is understood that the first control valve 9, delivery pump 10 and the second control valve 17 are installed in heated at constant temperature chamber 1
Inside.The low-melting-point metal for passing through the first control valve 9, delivery pump 10 and the second control valve 17 remains fusing shape
State.
In the present embodiment, the first control valve 9 is located at the input terminal of delivery pump 10, for test cavity during blocking test
The output end of delivery pump 10 is arranged in for sealing in low-melting-point metal in 7 or in high-temperature heating incubation cavity 8, the second control valve 17
Close the low-melting-point metal during testing in liquid reserve tank 2.
It should be noted that delivery pump 10 is magnetic drive pump, in test cavity 7 after extracting high-temperature high-potting or high
The low-melting-point metal of low-melting-point metal in warm heating and thermal insulation chamber 8 returns to liquid reserve tank 2 by low-melting-point metal circuit units 11.
In addition, embodiment according to the present utility model, pressure source 12 includes pressurized cylinder or hydraulic servo actuator.
In the present embodiment, be illustrated by taking hydraulic servo actuator as an example, by the work of hydraulic servo actuator with
Piston 13 is pumped in hydraulic cylinder, is to be measured in test to drive the flowing of low-melting-point metal
Trial work part provides enough test pressures.
In addition, embodiment according to the present utility model, low-melting-point metal 3 includes elemental metals and multicomponent alloy；Elemental gold
Belonging to includes one of indium, tin, zinc and bismuth, multicomponent alloy include bismuth indium, bismuth tin, indium tin, indium silver, tin zinc, Sillim, Xi Yin,
One of tin copper, bismuth indium tin and bismuth indium tin zinc.
In the present embodiment, low-melting-point metal 3 or for by one of bismuth, indium, tin, zinc, cadmium, lead, aluminium, gold, silver, copper
Or it a variety of is formulated one of with above-mentioned multicomponent alloy.
Further, the embodiments of the present invention carry out the test method using above-mentioned high temperature and pressure test device detailed
Describe in detail bright, which includes:
It is preheated by the low-melting-point metal that second part of the heated at constant temperature chamber to hydraulic cylinder is filled, it is made to keep fusing
State；
Cracking pressure source pushes low-melting-point metal to pressurize the workpiece to be tested in test cavity the piston pressurization of hydraulic cylinder
Until off-test.
It should be noted that if when the material of workpiece to be tested is metal, it can be in the portion that test specimen is contacted with low-melting-point metal
Part coats protective coating on surface, avoid low-melting-point metal at high temperature rapidly diffuse into the lattice of certain metals and with many
Metal generates alloy.
In the present embodiment, workpiece to be tested is put into test cavity, opens heated at constant temperature chamber, makes the temperature of inside cavity
It is preheating on low-melting-point metal fusing point, until the low-melting-point metal in liquid reserve tank is completely melt in liquid flowing state；It opens
Filling-valve is filled with the low-melting-point metal working medium of liquid to the high-voltage output end of hydraulic cylinder；Hydraulic servo actuator is opened to hydraulic
The piston pressurization of cylinder pushes the low-melting-point metal working medium of liquid to treat test piece and carries out pressurization until off-test.
In addition, embodiment according to the present utility model, the cracking pressure source pushes the piston pressurization of the hydraulic cylinder
The low-melting-point metal is to the workpiece to be tested pressurization in test cavity until off-test includes:
Workpiece to be tested is placed on inside high-temperature heating incubation cavity, and cracking pressure source pushes the piston pressurization of hydraulic cylinder
Low-melting-point metal pressurizes up to off-test to the workpiece to be tested in high-temperature heating incubation cavity, and passes through high-temperature heating incubation cavity
The temperature of its internal low-melting-point metal is improved to required test temperature, and is kept the temperature until off-test.
Wherein, by be arranged the high-temperature heating incubation cavity for test in treat test piece offer hot environment；If examination
It tests high temperature and reaches 1000 DEG C, part can't stand long term high temperature.Therefore, using high-temperature heating incubation cavity and heated at constant temperature chamber two
A different temperatures adjusting cavity.
In addition, embodiment according to the present utility model, test method further include: returned after the test by low-melting-point metal
Low-melting-point metal in high-temperature heating incubation cavity is recycled to liquid reserve tank by road unit.
In the present embodiment, after the test, filling-valve is closed, the heating schedule of high-temperature heating incubation cavity is closed, to stop
It only heats, opens the first control valve, the second control valve and delivery pump, the low-melting-point metal of liquid in high-temperature heating incubation cavity is taken out
Liquid reserve tank is returned, completes low-melting-point metal recycling, and close hydraulic servo actuator.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of high temperature and pressure test device characterized by comprising heated at constant temperature chamber, pressure source, hydraulic cylinder, capstan
And the test cavity for placing workpiece to be tested；
The hydraulic cylinder, the capstan and the test cavity are installed in the inside of the heated at constant temperature chamber；The liquid
It is equipped with piston in cylinder pressure, the hydraulic cylinder is separated into two parts by the piston, and first part is connected to the pressure source, and second
Divide connection the capstan；The capstan is connected to the test cavity；Second part of the hydraulic cylinder is filled with eutectic
Point metal.
2. high temperature and pressure test device as described in claim 1, which is characterized in that the test cavity is internally provided with high temperature
Heating and thermal insulation chamber, the workpiece to be tested are placed on the inside of the high-temperature heating incubation cavity, described in capstan connection
It is heated at high temperature incubation cavity.
3. high temperature and pressure test device as claimed in claim 2, which is characterized in that the high temperature and pressure test device further includes
Liquid reserve tank and the filling-valve that low-melting-point metal is filled with for the second part to the hydraulic cylinder；The filling-valve and the storage
Liquid case connection.
4. high temperature and pressure test device as claimed in claim 3, which is characterized in that the high temperature and pressure test device further includes
Low-melting-point metal circuit units；The both ends of the low-melting-point metal circuit units add with the liquid reserve tank and the high temperature respectively
Hot incubation cavity connection.
5. high temperature and pressure test device as claimed in claim 4, which is characterized in that the low-melting-point metal circuit units include
Sequentially connected first control valve, delivery pump and the second control valve.
6. high temperature and pressure test device as described in claim 1, which is characterized in that the pressure source includes pressurized cylinder or liquid
Press servo actuator.
7. such as high temperature and pressure test device as claimed in any one of claims 1 to 6, which is characterized in that the low-melting-point metal packet
Include elemental metals and multicomponent alloy；
The elemental metals include one of indium, tin, zinc and bismuth, and the multicomponent alloy includes bismuth indium, bismuth tin, indium tin, indium
One of silver, tin zinc, Sillim, Xi Yin, tin copper, bismuth indium tin and bismuth indium tin zinc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821795262.1U CN209311232U (en) | 2018-11-01 | 2018-11-01 | High temperature and pressure test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821795262.1U CN209311232U (en) | 2018-11-01 | 2018-11-01 | High temperature and pressure test device |
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| Publication Number | Publication Date |
|---|---|
| CN209311232U true CN209311232U (en) | 2019-08-27 |
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ID=67672095
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821795262.1U Active CN209311232U (en) | 2018-11-01 | 2018-11-01 | High temperature and pressure test device |
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| CN (1) | CN209311232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283064A (en) * | 2018-11-01 | 2019-01-29 | 云南科威液态金属谷研发有限公司 | High temperature and pressure test device and test method |
-
2018
- 2018-11-01 CN CN201821795262.1U patent/CN209311232U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283064A (en) * | 2018-11-01 | 2019-01-29 | 云南科威液态金属谷研发有限公司 | High temperature and pressure test device and test method |
| CN109283064B (en) * | 2018-11-01 | 2024-01-09 | 云南科威液态金属谷研发有限公司 | High-temperature high-pressure test device and test method |
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