CN108776069A - A kind of pipeline strength detection device of pressure vessel - Google Patents
A kind of pipeline strength detection device of pressure vessel Download PDFInfo
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- CN108776069A CN108776069A CN201810782953.6A CN201810782953A CN108776069A CN 108776069 A CN108776069 A CN 108776069A CN 201810782953 A CN201810782953 A CN 201810782953A CN 108776069 A CN108776069 A CN 108776069A
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- conduit
- babinet
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- guide tube
- pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of pipeline strength detection devices of pressure vessel, including rack and it is horizontally set at the servo drive of frame top, the guide block bottom is equipped with the first hydraulic device by connecting plate, the fixture includes fixture block and the link block at fixture block both ends is arranged, tube body is equipped between fixture described in two groups, the tube body both ends are welded with flange, first top of the box both sides are respectively equipped with the first conduit and the second conduit, the booster pump being connected with the second conduit is equipped in first babinet, and second is equipped with water pressure gauge on conduit, second top of the box both sides are respectively equipped with the first gas-guide tube and the second gas-guide tube, the air compressor machine being connected with the second gas-guide tube is equipped in second babinet, the present invention has both water pressure test for strength, triple test methods of Air Pressure Test For Strength and compressive strength test.
Description
Technical field
The present invention relates to the detection technique field of pressure vessel, the pipeline strength detection dress of specially a kind of pressure vessel
It sets.
Background technology
Pressure vessel is to contain, store gas or liquid, carries the Sealing Arrangement of certain pressure.Due to being needed inside it
Larger pressure is born, so having very high requirement to its material, splicing intensity.In pressure vessel, it is often necessary to use
Pipeline, to convey, distribute, mix, detach, discharge, measure, control and prevent fluid flowing, by pipe, pipe fitting, flange,
Be bolted, gasket, valve, other component parts or pressure-containing parts and set of bearings at assembly.
In the course of work of pressure vessel, pipeline is also required to bear same pressure.In order to ensure the peace of personnel, equipment
Entirely, it needs to be detected the intensity of pipeline, to ensure that it disclosure satisfy that requirement.In the prior art, to pressure pipeline
The equipment of detection has following several：
Chinese patent application 201510720928.1 discloses a kind of detection device of pressure pipeline, as shown in Figure 1, including
Vacuum pressure pump, control centre seal end and pressure detecting annulus, and sealing end is sealedly connected on the both ends of pressure pipeline,
Pressure detecting annulus is fixedly connected on equipped with location nut on pressure pipeline, and the inside of pressure detecting annulus is equipped with circular ring shape
Pressure measurement groove, the both sides of pressure measurement groove are equipped with the elastic seal ring of twice circular ring shape, and the inside of pressure measurement groove is equipped with pressure sensor, pressure
Sensor is by connection in control centre；It is by the pressure detecting annulus to match with pressure pipeline, and convenience is to pressure
The welding position of hydraulic piping and tube wall are detected work, the leakage position on precise positioning pressure pipeline；When pressure pipeline is sent out
When becoming suspicious like revealing, you can be detected and positioned using the present apparatus.But the technical solution is that doubtful leakage occurs in pipeline
Shi Caineng is detected and positions, and equipment is likely to have occurred and that failure at this time, cannot ensure the normal operation of equipment in advance.
A kind of 201710623581.8 pressure pipeline detection device of Chinese patent application, as shown in Figure 2 comprising air pump,
Left plug, right plug and communicating pipe, inflating port was provided on left plug；Further include the first detection pipe and the second detection pipe, also wraps
Include the first connecting pole, the second connecting pole, third connecting pole, the 4th connecting pole, the first screwed pipe and the second screwed pipe；First detection
It is provided with pressure relief opening on pipe and the side wall of the second detection pipe, and is provided with baffle at pressure relief opening, baffle is mounted on by shaft
At the pressure relief opening of first detection pipe and the second detection pipe, bearing plate and double torsion bullets are provided with outside the first detection pipe and the second detection pipe
Spring, bearing plate are mounted in the first detection pipe and the second detection pipe outer wall, and one end of double torsion spring is connect with baffle, double torsion spring
The other end connect with bearing plate.But the detection mode of the technical solution is single, can not have water pressure test for strength, gas simultaneously
Compressive Strength is tested and the effect of compressive strength test, it is difficult to meet the detection to pipeline multi-angle multi-parameter.
Invention content
The purpose of the present invention is to provide a kind of pipeline strength detection device of pressure vessel, have both water pressure test for strength,
Triple test methods of Air Pressure Test For Strength and compressive strength test, one is multi-purpose, and test effect is good, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions：
A kind of pipeline strength detection device of pressure vessel, including rack and the servo drive for being horizontally set at frame top
Device is moved, running through on the servo drive has guide block, the guide block to be slidably connected to rack, the guide block bottom by sliding block
Portion is equipped with the first hydraulic device by connecting plate, and first hydraulic device bottom output end is hinged with two groups of folders by guide plate
Tool, the fixture include fixture block and the link block at fixture block both ends are arranged, and tube body, the pipe are equipped between fixture described in two groups
Ontology both ends are respectively connected with flange, and the bottom of the frame is disposed with the first babinet, the second babinet and third case from left to right
Body, first babinet and the second top of the box are open setting, and first top of the box both sides are respectively equipped with the first conduit
With the second conduit, first babinet is interior to be equipped with the booster pump being connected with the second conduit, and is equipped with water pressure gauge on the second conduit.
Preferably, second top of the box both sides are respectively equipped with the first gas-guide tube and the second gas-guide tube, second case
It is equipped with the air compressor machine that is connected with the second gas-guide tube in vivo, the booster pump and air compressor machine are rolled by idler wheel respectively is connected to the
One babinet and the second babinet, the booster pump and air compressor machine side are located at the first babinet and the second box house is respectively connected with
Cylinder, and air gauge is installed on the second gas-guide tube.
Preferably, first conduit, the second conduit, the first gas-guide tube and the second air guide tube end are connected to flange,
The flange end of first gas-guide tube is socketed with sealing-plug, and the third top of the box is equipped with two groups of support bases and one group of rotation
The supporting rod of connection is equipped with the second hydraulic device, second hydraulic device in the fixed plate of the support bar top
Output end is through fixed plate and is connected with pressing plate, and the pressing plate bottom end is equipped with pressure sensor and pops one's head in, close in the rack
Third babinet side is equipped with the pressure switch being electrically connected with pressure sensor probe.
Preferably, the servo drive includes servo motor, lead screw and axle sleeve, the lead screw right end and servo motor
Output end is sequentially connected, and the lead screw left end is fixed on by axle sleeve on the left of rack.
Preferably, sliding block sliding position is corresponded in the rack offer the sliding rail to match.
Preferably, first hydraulic device includes hydraulic cylinder and the piston rod in hydraulic cylinder output end is arranged.
Preferably, the caliber of first conduit, the second conduit, the first gas-guide tube and the second gas-guide tube is consistent, and the
One conduit, the second conduit, the first gas-guide tube and the second gas-guide tube level height are consistent.
Preferably, the tube seat to match with tube body is offered on the support base.
Preferably, the supporting rod is rotationally connected with third babinet by guide sleeve, is adopted between the supporting rod and fixed plate
It is fixed with the mode of non-dismountable connection, can be welding, glue sticking.
Preferably, in order to ensure pipeline bearing capacity, the material of above-mentioned each pipe fitting is carbon steel or low-alloy steel,
Operating temperature is -20-530 DEG C, and yield strength σ is 215-245MPa；The wall thickness W of pipe fitting is 0.5-2.5mm, and diameter D is 10-
45mm.Further, the wall thickness W of the yield strength σ and pipe fitting meets σ W and is less than or equal to 600 more than or equal to 115.When
When σ W are less than 115, it cannot be guaranteed that the intensity and bearing capacity of pressure pipe fitting, the failure being easy to cause in the course of work or damage
It ruins；When σ W be more than 600 when, it is desirable that yield strength can exceed material limit of power or wall thickness it is excessive, influence in pipe fitting
Need the gas for storing or circulating, liquid.
Preferably, in order to ensure pipeline bearing capacity, and meet the flow velocity etc. of the gas of storage or the circulation of pipe fitting, liquid
It is required that the wall thickness W of the yield strength σ, pipe fitting, diameter D meet following relationship：
Wherein λ is pipe fitting diameter quotient, value range 0.55-11.5；Above formula only carries out numerical computations, is not related to unit
Operation.
Pipeline strength detection device based on above-mentioned pressure vessel, the present invention also provides a kind of pipeline of pressure vessel is strong
The detection method for spending detection device, includes the following steps：
S1：Tube body is mounted on fixture, servo drive work, control guide block movement；
S2：When tube body is moved to the first top of the box, tube body is moved to the first conduit by the work of the first hydraulic device
With the second conduit horizontal position, booster pump movement is controlled by cylinder, complete tube body both ends respectively with the first conduit and second
Conduit is docked, and after the completion of docking, is pressurized pump work, and the output pressure by changing booster pump coordinates water pressure gauge to use, can
To judge influence of the different hydraulic pressure intensity to pressure pipeline；
S3：After the completion of the water pressure test, servo drive coordinates the first hydraulic device that tube body is moved to the second babinet
Top coordinates the first gas-guide tube and the second gas-guide tube to work, can carry out air pressure level examination using the air compressor machine in the second babinet
Test detection；
S4：After the completion of air pressure detection, servo drive coordinates the first hydraulic device that tube body is moved to third babinet
Top, and tube body is placed on support base, rotary supporting rod, push platen presses resistance to compression to try using the second hydraulic device
It tests, pressure is set by pressure switch, the compression strength of the pressure pipeline under different pressures state can be tested, complete intensity examination
It tests.
Compared with prior art, the beneficial effects of the invention are as follows：
1, the pipeline strength detection device of pressure vessel of the invention controls tube body by servo drive and carries out a left side
It moves right, coordinates the first babinet, the second babinet and third body structure of bottom, the pipeline being utilized respectively in the first babinet and increasing
Press pump structure can carry out hydraulic pressure strength test.
2, the pipeline strength detection device of pressure vessel of the invention, using in the second babinet pipeline and air compressor machine can be with
Air pressure level test is carried out, coordinates the structures such as pressure switch that can carry out resistance to compression using the second hydraulic device of third top of the box
Intensity detection.
3, the pipeline strength detection device of pressure vessel of the invention, have both water pressure test for strength, Air Pressure Test For Strength and
Triple test methods of compressive strength test, one is multi-purpose, and test effect is good, and easy to operate.
4, the pipeline strength detection device of pressure vessel of the invention is joined by material and physics that each pipe fitting is arranged
Number ensures pipeline bearing capacity.
5, the pipeline strength detection device of pressure vessel of the invention, by the way that yield strength, the wall thickness of pipe fitting, diameter is arranged
Deng range and satisfaction relationship, not only ensure pipeline bearing capacity, and meet the gas of storage or the circulation of pipe fitting, liquid
The requirements such as flow velocity.
Description of the drawings
Fig. 1 is a kind of detection device schematic diagram of pressure pipeline in the prior art；
Fig. 2 is a kind of pressure pipeline detection device schematic diagram in the prior art；
Fig. 3 is the pipeline strength detection device schematic diagram of the pressure vessel of the present invention；
Fig. 4 is the pipeline strength detection device tube body and holder part structural schematic diagram of the pressure vessel of the present invention；
Fig. 5 is that the pipeline strength detection device of the pressure vessel of the present invention supports seating portion side structure schematic view；
Fig. 6 is enlarged structure schematic diagram at the pipeline strength detection device B of the pressure vessel of the present invention；
Fig. 7 is enlarged structure schematic diagram at the pipeline strength detection device A of the pressure vessel of the present invention.
In Fig. 3-7：1 rack, 2 servo drives, 201 servo motors, 202 lead screws, 203 axle sleeves, 3 guide blocks, 4 sliding blocks,
401 sliding rails, 5 connecting plates, 6 first hydraulic devices, 61 hydraulic cylinders, 62 piston rods, 7 guide plates, 8 fixtures, 81 fixture blocks, 82 link blocks, 9
Tube body, 10 flanges, 11 first babinets, 12 second babinets, 13 third babinets, 14 first conduits, 15 second conduits, 16 superchargings
Pump, 17 water pressure gauges, 18 air compressor machines, 19 second gas-guide tubes, 20 air gauges, 21 first gas-guide tubes, 22 sealing-plugs, 23 support bases, 231
Tube seat, 24 supporting rods, 25 fixed plates, 26 second hydraulic devices, 27 pressing plates, 28 pressure switches, 281 pressure sensors probe, 29
Idler wheel, 30 cylinders.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
It please refers to Fig. 2-7, a kind of pipeline strength detection device of pressure vessel, including rack 1 and is horizontally set at machine
The servo drive 2 at the top of frame 1, through thering is guide block 3, the guide block 3 to be slided by sliding block 4 on the servo drive 2
It is connected to rack 1, servo drive 2 works, and control guide block 3 moves；3 bottom of the guide block is equipped with by connecting plate 5
One hydraulic device 6, first hydraulic device, 6 bottom output end are hinged with two groups of fixtures 8 by guide plate 7, and the fixture 8 includes
Fixture block 81 and the link block 82 at 81 both ends of fixture block is set, tube body 9,9 liang of the tube body are equipped between fixture 8 described in two groups
End is welded with flange 10, and the convenient pipeline on babinet of setting 10 structure of flange is docked, and testing inspection is facilitated.
1 bottom left-to-right of the rack is disposed with the first babinet 11, the second babinet 12 and third babinet 13, and described
One babinet 11 and the opening setting of 12 top of the second babinet, first babinet, 11 top both sides are respectively equipped with 14 He of the first conduit
Second conduit 15, first babinet 11 is interior to be equipped with the booster pump 16 being connected with the second conduit 15, and is installed on the second conduit 15
There are water pressure gauge 17, water pressure gauge 17 can be with the water pressures during 9 test experience of real time inspection tube body.
Second babinet, 12 top both sides are respectively equipped with the first gas-guide tube 21 and the second gas-guide tube 19, second babinet
The air compressor machine 18 being connected with the second gas-guide tube 19 is equipped in 12, the booster pump 16 and air compressor machine 18 are rolled by idler wheel 29 respectively
Dynamic to be connected to the first babinet 11 and the second babinet 12, the booster pump 16 and 18 side of air compressor machine are located at 11 He of the first babinet
It is respectively connected with cylinder 30 inside second babinet 12, and air gauge 20 is installed on second gas-guide tube 19, air gauge 20 can be real-time
Check the barometric information in 9 detection process of tube body.
First conduit 14, the second conduit 15, the first gas-guide tube 21 and 19 end of the second gas-guide tube are welded with flange
10,10 end of flange of first gas-guide tube 21 is socketed with sealing-plug 22, and 13 top of the third babinet is equipped with two groups of supports
The supporting rod 24 of seat 23 and one group of rotation connection is equipped with the second hydraulic pressure dress in the fixed plate 25 at the top of the supporting rod 24
26 are set, 26 output end of the second hydraulic device is through fixed plate 25 and is connected with pressing plate 27, and 27 bottom end of the pressing plate is equipped with
Pressure sensor probe 281 is equipped with pressure sensor probe 281 electrically close to 13 side of third babinet in the rack 1
The pressure switch 28 of connection, pressure switch 28 set pressure, while 26 operation acts of the second hydraulic device, can carry out resistance to compression
Intensity detection.
The servo drive 2 includes servo motor 201, lead screw 202 and axle sleeve 203,202 right end of the lead screw and is watched
The drive connection of 201 output end of motor is taken, 202 left end of the lead screw is fixed on 1 left side of rack by axle sleeve 203；Servo motor 201
Work drives lead screw 202 to rotate, and guide block 5 is driven to be moved.
4 sliding position of sliding block is corresponded in the rack 1 offers the sliding rail 401 to match；The sliding rail to match is set
401, facilitate the sliding of sliding block 4.
First hydraulic device 6 includes hydraulic cylinder 61 and the piston rod 62 in 61 output end of hydraulic cylinder is arranged；Hydraulic cylinder
The 61 promotion work of piston rod 62 are lifted, and the second hydraulic device 26 is consistent with 6 internal structure of the first hydraulic device.
First conduit 14, the second conduit 15, the first gas-guide tube 21 and the caliber of the second gas-guide tube 19 are consistent, and the
One conduit 14, the second conduit 15, the first gas-guide tube 21 are consistent with 19 level height of the second gas-guide tube；Level height is consistent, convenient
Stablize with 9 abutting joint of tube body.
The tube seat 231 to match with tube body 9 is offered on the support base 23；The tube seat 231 to match is set, it is convenient
Tube body 9 is placed in slot.
The supporting rod 24 is rotationally connected with third babinet 13 by guide sleeve, is adopted between the supporting rod 24 and fixed plate 25
It is fixed with welding manner；Using welding manner, installation is stablized.
The present invention also provides a kind of detection methods of pressure pipeline intensity detecting device, include the following steps：
S1：Tube body is mounted on fixture, servo drive work, control guide block movement；
S2：When tube body is moved to the first top of the box, tube body is moved to the first conduit by the work of the first hydraulic device
With the second conduit horizontal position, booster pump movement is controlled by cylinder, complete tube body both ends respectively with the first conduit and second
Conduit is docked, and after the completion of docking, is pressurized pump work, and the output pressure by changing booster pump coordinates water pressure gauge to use, can
To judge influence of the different hydraulic pressure intensity to pressure pipeline；
S3：After the completion of the water pressure test, servo drive coordinates the first hydraulic device that tube body is moved to the second babinet
Top coordinates the first gas-guide tube and the second gas-guide tube to work, can carry out air pressure level examination using the air compressor machine in the second babinet
Test detection；
S4：After the completion of air pressure detection, servo drive coordinates the first hydraulic device that tube body is moved to third babinet
Top, and tube body is placed on support base, rotary supporting rod, push platen presses resistance to compression to try using the second hydraulic device
It tests, pressure is set by pressure switch, the compression strength of the pressure pipeline under different pressures state can be tested, complete intensity examination
It tests.
To sum up narrate：The present invention controls tube body 9 by servo drive 2 and moves left and right, and coordinates the of bottom
13 structure of one babinet 11, the second babinet 12 and third babinet, 16 structure of the pipeline being utilized respectively in the first babinet 11 and booster pump
Can carry out hydraulic pressure strength test, using in the second babinet 12 pipeline and air compressor machine 18 can carry out air pressure level test, profit
Coordinate the structures such as pressure switch 28 that can carry out compression strength detection, device with second hydraulic device 26 at 13 top of third babinet
Triple test methods of water pressure test for strength, Air Pressure Test For Strength and compressive strength test are had both simultaneously, and one is multi-purpose, experiment effect
Fruit is good, and easy to operate.
Embodiment 2
A kind of pipeline strength detection device of pressure vessel, including rack 1 and the servo for being horizontally set at 1 top of rack
Driving device 2, through thering is guide block 3, the guide block 3 to be slidably connected to rack 1 by sliding block 4, watch on the servo drive 2
The work of driving device 2 is taken, control guide block 3 moves；3 bottom of the guide block is equipped with the first hydraulic device 6, institute by connecting plate 5
It states 6 bottom output end of the first hydraulic device and two groups of fixtures 8 is hinged with by guide plate 7, the fixture 8 includes that fixture block 81 and setting exist
The link block 82 at 81 both ends of fixture block is equipped with tube body 9 between fixture 8 described in two groups, and 9 both ends of the tube body are welded with flange
10, the convenient pipeline on babinet of setting 10 structure of flange is docked, and testing inspection is facilitated.
1 bottom left-to-right of the rack is disposed with the first babinet 11, the second babinet 12 and third babinet 13, and described
One babinet 11 and the opening setting of 12 top of the second babinet, first babinet, 11 top both sides are respectively equipped with 14 He of the first conduit
Second conduit 15, first babinet 11 is interior to be equipped with the booster pump 16 being connected with the second conduit 15, and is installed on the second conduit 15
There are water pressure gauge 17, water pressure gauge 17 can be with the water pressures during 9 test experience of real time inspection tube body.
Second babinet, 12 top both sides are respectively equipped with the first gas-guide tube 21 and the second gas-guide tube 19, second babinet
The air compressor machine 18 being connected with the second gas-guide tube 19 is equipped in 12, the booster pump 16 and air compressor machine 18 are rolled by idler wheel 29 respectively
Dynamic to be connected to the first babinet 11 and the second babinet 12, the booster pump 16 and 18 side of air compressor machine are located at 11 He of the first babinet
It is respectively connected with cylinder 30 inside second babinet 12, and air gauge 20 is installed on second gas-guide tube 19, air gauge 20 can be real-time
Check the barometric information in 9 detection process of tube body.
First conduit 14, the second conduit 15, the first gas-guide tube 21 and 19 end of the second gas-guide tube have been bolted
10 end of flange of flange 10, first gas-guide tube 21 is socketed with sealing-plug 22, and 13 top of the third babinet is equipped with two groups
Support base 23 and the supporting rod of one group of rotation connection 24 are equipped with the second liquid in the fixed plate 25 at the top of the supporting rod 24
Pressure device 26,26 output end of the second hydraulic device is through fixed plate 25 and is connected with pressing plate 27,27 bottom end of pressing plate peace
Equipped with pressure sensor probe 281, it is equipped with and pressure sensor probe 281 close to 13 side of third babinet in the rack 1
The pressure switch 28 of connection, pressure switch 28 set pressure, while 26 operation acts of the second hydraulic device, can carry out resistance to compression
Intensity detection.
The servo drive 2 includes servo motor 201, lead screw 202 and axle sleeve 203,202 right end of the lead screw and is watched
The drive connection of 201 output end of motor is taken, 202 left end of the lead screw is fixed on 1 left side of rack by axle sleeve 203；Servo motor 201
Work drives lead screw 202 to rotate, and guide block 5 is driven to be moved.
4 sliding position of sliding block is corresponded in the rack 1 offers the sliding rail 401 to match；The sliding rail to match is set
401, facilitate the sliding of sliding block 4.
First hydraulic device 6 includes hydraulic cylinder 61 and the piston rod 62 in 61 output end of hydraulic cylinder is arranged；Hydraulic cylinder
The 61 promotion work of piston rod 62 are lifted, and the second hydraulic device 26 is consistent with 6 internal structure of the first hydraulic device.
First conduit 14, the second conduit 15, the first gas-guide tube 21 and the caliber of the second gas-guide tube 19 are consistent, and the
One conduit 14, the second conduit 15, the first gas-guide tube 21 are consistent with 19 level height of the second gas-guide tube, and convenient and tube body 9 docks
Installation is stablized, and prevents from generating stress between each pipe fitting, improves its bearing capacity.
The tube seat 231 to match with tube body 9 is offered on the support base 23；The tube seat 231 to match is set, it is convenient
Tube body 9 is placed in slot.
The supporting rod 24 is rotationally connected with third babinet 13 by guide sleeve, is adopted between the supporting rod 24 and fixed plate 25
It is fixed with gluing connection type.
In order to ensure pipeline bearing capacity, the material of above-mentioned each pipe fitting is carbon steel or low-alloy steel, work temperature
Degree is -20-530 DEG C, and yield strength σ is 215-245MPa；The wall thickness W of pipe fitting is 0.5-2.5mm, and diameter D is 10-45mm.Into
One step, the wall thickness W of the yield strength σ and pipe fitting meets σ W and is less than or equal to 600 more than or equal to 115.When σ W are less than
When 115, it cannot be guaranteed that the intensity and bearing capacity of pressure pipe fitting, the failure or damage being easy to cause in the course of work；As σ W
When more than 600, it is desirable that yield strength can exceed material limit of power or wall thickness it is excessive, influence to need to store in pipe fitting
Or gas, the liquid of circulation.
Embodiment 3
A kind of pipeline strength detection device of pressure vessel, including rack 1 and the servo for being horizontally set at 1 top of rack
Driving device 2, through thering is guide block 3, the guide block 3 to be slidably connected to rack 1 by sliding block 4, watch on the servo drive 2
The work of driving device 2 is taken, control guide block 3 moves；3 bottom of the guide block is equipped with the first hydraulic device 6, institute by connecting plate 5
It states 6 bottom output end of the first hydraulic device and two groups of fixtures 8 is hinged with by guide plate 7, the fixture 8 includes that fixture block 81 and setting exist
The link block 82 at 81 both ends of fixture block is equipped with tube body 9 between fixture 8 described in two groups, and 9 both ends of the tube body are welded with flange
10, the convenient pipeline on babinet of setting 10 structure of flange is docked, and testing inspection is facilitated.
1 bottom left-to-right of the rack is disposed with the first babinet 11, the second babinet 12 and third babinet 13, and described
One babinet 11 and the opening setting of 12 top of the second babinet, first babinet, 11 top both sides are respectively equipped with 14 He of the first conduit
Second conduit 15, first babinet 11 is interior to be equipped with the booster pump 16 being connected with the second conduit 15, and is installed on the second conduit 15
There are water pressure gauge 17, water pressure gauge 17 can be with the water pressures during 9 test experience of real time inspection tube body.
Second babinet, 12 top both sides are respectively equipped with the first gas-guide tube 21 and the second gas-guide tube 19, second babinet
The air compressor machine 18 being connected with the second gas-guide tube 19 is equipped in 12, the booster pump 16 and air compressor machine 18 are rolled by idler wheel 29 respectively
Dynamic to be connected to the first babinet 11 and the second babinet 12, the booster pump 16 and 18 side of air compressor machine are located at 11 He of the first babinet
It is respectively connected with cylinder 30 inside second babinet 12, and air gauge 20 is installed on second gas-guide tube 19, air gauge 20 can be real-time
Check the barometric information in 9 detection process of tube body.
First conduit 14, the second conduit 15, the first gas-guide tube 21 and 19 end of the second gas-guide tube are welded with flange
10,10 end of flange of first gas-guide tube 21 is socketed with sealing-plug 22, and 13 top of the third babinet is equipped with two groups of supports
The supporting rod 24 of seat 23 and one group of rotation connection is equipped with the second hydraulic pressure dress in the fixed plate 25 at the top of the supporting rod 24
26 are set, 26 output end of the second hydraulic device is through fixed plate 25 and is connected with pressing plate 27, and 27 bottom end of the pressing plate is equipped with
Pressure sensor probe 281 is equipped with pressure sensor probe 281 electrically close to 13 side of third babinet in the rack 1
The pressure switch 28 of connection, pressure switch 28 set pressure, while 26 operation acts of the second hydraulic device, can carry out resistance to compression
Intensity detection.
The servo drive 2 includes servo motor 201, lead screw 202 and axle sleeve 203,202 right end of the lead screw and is watched
The drive connection of 201 output end of motor is taken, 202 left end of the lead screw is fixed on 1 left side of rack by axle sleeve 203；Servo motor 201
Work drives lead screw 202 to rotate, and guide block 5 is driven to be moved.
4 sliding position of sliding block is corresponded in the rack 1 offers the sliding rail 401 to match；The sliding rail to match is set
401, facilitate the sliding of sliding block 4.
First hydraulic device 6 includes hydraulic cylinder 61 and the piston rod 62 in 61 output end of hydraulic cylinder is arranged；Hydraulic cylinder
The 61 promotion work of piston rod 62 are lifted, and the second hydraulic device 26 is consistent with 6 internal structure of the first hydraulic device.
First conduit 14, the second conduit 15, the first gas-guide tube 21 and the caliber of the second gas-guide tube 19 are consistent, and the
One conduit 14, the second conduit 15, the first gas-guide tube 21 are consistent with 19 level height of the second gas-guide tube；Level height is consistent, convenient
Stablize with 9 abutting joint of tube body.
The tube seat 231 to match with tube body 9 is offered on the support base 23；The tube seat 231 to match is set, it is convenient
Tube body 9 is placed in slot.
The supporting rod 24 is rotationally connected with third babinet 13 by guide sleeve, is adopted between the supporting rod 24 and fixed plate 25
It is fixed with welding manner；Using welding manner, installation is stablized.
In order to ensure pipeline bearing capacity, the material of above-mentioned each pipe fitting is carbon steel or low-alloy steel, work temperature
Degree is -20-530 DEG C, and yield strength σ is 215-245MPa；The wall thickness W of pipe fitting is 0.5-2.5mm, and diameter D is 10-45mm.Into
One step, the wall thickness W of the yield strength σ and pipe fitting meets σ W and is less than or equal to 600 more than or equal to 115.When σ W are less than
When 115, it cannot be guaranteed that the intensity and bearing capacity of pressure pipe fitting, the failure or damage being easy to cause in the course of work；As σ W
When more than 600, it is desirable that yield strength can exceed material limit of power or wall thickness it is excessive, influence to need to store in pipe fitting
Or gas, the liquid of circulation.
In order to ensure pipeline bearing capacity, and the requirements such as flow velocity for meeting the gas of storage or the circulation of pipe fitting, liquid, institute
Wall thickness W, the diameter D of the yield strength σ, pipe fitting that state meet following relationship：
Wherein λ is pipe fitting diameter quotient, value range 0.55-11.5；Above formula only carries out numerical computations, is not related to unit
Operation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of pipeline strength detection device of pressure vessel, including rack (1) and it is horizontally set at watching at the top of rack (1)
Take driving device (2), it is characterised in that：Running through on the servo drive (2) has guide block (3), the guide block (3) to pass through cunning
Block (4) is slidably connected to rack (1), and guide block (3) bottom is equipped with the first hydraulic device (6) by connecting plate (5), described
First hydraulic device (6) bottom output end is hinged with two groups of fixtures (8) by guide plate (7), and the fixture (8) includes fixture block (81)
Link block (82) with setting at fixture block (81) both ends is equipped with tube body (9), the tube body between fixture (8) described in two groups
(9) both ends are welded with flange (10), and rack (1) bottom is disposed with the first babinet (11), the second case from left to right
Opening setting, first case at the top of body (12) and third babinet (13), first babinet (11) and the second babinet (12)
Both sides are respectively equipped with the first conduit (14) and the second conduit (15) at the top of body (11), are equipped with and second in first babinet (11)
The connected booster pump (16) of conduit (15), and water pressure gauge (17) is installed on the second conduit (15).
2. a kind of pipeline strength detection device of pressure vessel according to claim 1, it is characterised in that：The servo is driven
Dynamic device (2) includes servo motor (201), lead screw (202) and axle sleeve (203), lead screw (202) right end and servo motor
(201) output end is sequentially connected, and lead screw (202) left end is fixed on by axle sleeve (203) on the left of rack (1).
3. a kind of pipeline strength detection device of pressure vessel according to claim 1 or 2, it is characterised in that：Described
One conduit, the second conduit, the first gas-guide tube and the second air guide tube end are welded with flange, the flange end of first gas-guide tube
Portion is socketed with sealing-plug, and the third top of the box is equipped with the supporting rod of two groups of support bases and one group of rotation connection, described
Second hydraulic device is installed, the second hydraulic device output end runs through fixed plate and connection in the fixed plate of support bar top
There are pressing plate, the pressing plate bottom end that pressure sensor probe is installed.
4. a kind of pipeline strength detection device of pressure vessel according to claim 1 or 2, it is characterised in that：The machine
Sliding block (4) sliding position is corresponded on frame (1) offers the sliding rail (401) to match.
5. a kind of pipeline strength detection device of pressure vessel according to claim 1-3, it is characterised in that：Described first
Hydraulic device (6) includes the piston rod (62) of hydraulic cylinder (61) and setting in hydraulic cylinder (61) output end.
6. a kind of pipeline strength detection device of pressure vessel according to claim 1-5, it is characterised in that：Described first
Conduit (14), the second conduit (15), the first gas-guide tube (21) and the caliber of the second gas-guide tube (19) are consistent, and the first conduit
(14), the second conduit (15), the first gas-guide tube (21) are consistent with the second gas-guide tube (19) level height.
7. a kind of pipeline strength detection device of pressure vessel according to claim 1-6, it is characterised in that：The support
Bar (24) is rotationally connected with third babinet (13) by guide sleeve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810782953.6A CN108776069A (en) | 2018-07-17 | 2018-07-17 | A kind of pipeline strength detection device of pressure vessel |
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| CN201810782953.6A CN108776069A (en) | 2018-07-17 | 2018-07-17 | A kind of pipeline strength detection device of pressure vessel |
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| CN201810782953.6A Pending CN108776069A (en) | 2018-07-17 | 2018-07-17 | A kind of pipeline strength detection device of pressure vessel |
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| CN110508967A (en) * | 2019-09-06 | 2019-11-29 | 王浩宇 | A kind of welding steel device for detecting performance and method |
| CN110608896A (en) * | 2019-09-17 | 2019-12-24 | 上海东方久乐汽车安全气囊有限公司 | Impact model transmitting device for automobile impact test |
| CN117554202A (en) * | 2024-01-11 | 2024-02-13 | 常州富莱克汽车零部件制造有限公司 | Metal bellows local load performance detection test device |
| CN117929143A (en) * | 2024-03-22 | 2024-04-26 | 成都优麦伽科技有限责任公司 | Pipeline strength detection device of pressure vessel |
| CN117929143B (en) * | 2024-03-22 | 2024-06-07 | 成都优麦伽科技有限责任公司 | Pipeline strength detection device of pressure vessel |
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Application publication date: 20181109 |