CN116907999A - Pipeline internal stress quality inspection device for plastic pipeline production - Google Patents
Pipeline internal stress quality inspection device for plastic pipeline production Download PDFInfo
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- CN116907999A CN116907999A CN202310793872.7A CN202310793872A CN116907999A CN 116907999 A CN116907999 A CN 116907999A CN 202310793872 A CN202310793872 A CN 202310793872A CN 116907999 A CN116907999 A CN 116907999A
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- 239000004033 plastic Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000007689 inspection Methods 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 210000001503 joint Anatomy 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 10
- 230000006698 induction Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000012372 quality testing Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 21
- 230000008569 process Effects 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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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
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/062—Special adaptations of indicating or recording means with mechanical indicating or recording means
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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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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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
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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
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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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
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0075—Strain-stress relations or elastic constants
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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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0274—Tubular or ring-shaped specimens
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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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0605—Mechanical indicating, recording or sensing means
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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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a pipeline internal stress quality inspection device for plastic pipeline production, which belongs to the technical field of plastic pipe detection and comprises a track seat, wherein a detection seat is arranged on the track seat, a plurality of detection assemblies for detecting the jitter amplitude of a pipeline are arranged on the detection seat, an input end of a pressurizing pump is connected with a water storage tank body through a pipeline, and pipe orifice butt joint pieces are arranged at two ends of the track seat. According to the invention, the pipe orifice butt joint piece is driven by the moving plate to move, butt joint with end blocks at two ends of a plastic pipe to be detected is realized in the moving process of the pipe orifice butt joint piece, sealing installation of the plastic pipe to be detected is realized, the flow rate of water flow is controlled by the pressurizing pump after installation, the control switch is carried out by the main valve, the intensity of internal stress born by the plastic pipe is detected by utilizing the generated water hammer effect, and the shaking amplitude of the plastic pipe is detected by the induction sensor arranged on the detection ring in the detecting process, so that the reliability of the connecting end of the plastic pipe in a shaking state is estimated.
Description
Technical Field
The invention relates to the technical field of plastic pipe detection, in particular to a pipeline internal stress quality inspection device for plastic pipeline production.
Background
The plastic pipeline is a common name of a pipe made of plastic high polymer materials, has the characteristics of light dead weight, sanitation, safety, small water flow resistance, energy conservation, living environment improvement, long service life, safety, convenience and the like, is favored by the pipeline engineering industry, and can be manufactured to ensure the transportation of liquid by setting different thicknesses according to the required strength in the production of the plastic pipeline.
After the plastic pipeline is manufactured, the compression strength of the plastic pipeline is usually detected, the current detection is mainly carried out by externally applying pressure, the pipeline has larger internal pressure in the water flow conveying process, particularly in the pipeline gate closing process, the pipeline can suddenly change in water hammer effect (due to the reasons of suddenly opening or closing a valve, suddenly stopping a water pump, suddenly opening and closing a guide vane and the like, the flow speed is suddenly changed, meanwhile, the pressure can greatly fluctuate, the large amplitude pressure fluctuation can cause strong vibration or noise of a pipeline system and possibly damage a valve joint), the pressure exceeding the normal internal pressure by tens of times is generated under the action of the large amplitude pressure fluctuation, the pipeline is often cracked, the water hammer effect is positively correlated with the flow speed of water flow according to experimental study, so that in order to ensure the normal use of the pipeline, the pipeline quality is required to be calculated in the design water flow speed in the pipeline use process, the pipeline quality is always deformed when the plastic pipeline is stressed, the recovery degree after the pressure bearing deformation is also an important index of the plastic pipeline, and how to detect recovery degree is an urgent need to solve.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a pipeline internal stress quality inspection device for plastic pipeline production.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a pipeline internal stress quality testing device for plastic pipeline production, includes the track seat, be provided with the detection seat on the track seat, be provided with a plurality of detection components that detect to pipeline shake range on the detection seat, detection seat one end is provided with the control panel, be provided with the speed tube on the control panel, speed tube one end is provided with the force (forcing) pump, track seat one end is provided with the water storage tank, force (forcing) pump input and water storage tank body pass through the pipe connection, track seat both ends all are provided with mouth of pipe interfacing piece, be close to force (forcing) pump one side the pipeline interfacing piece is fixed through the fixed plate and is set up on the detection seat, be provided with the support frame on the detection seat, be provided with hydraulic means on the support frame, the hydraulic means output is connected with the pressure detection board, be provided with servo motor on the support frame, the servo motor output is connected with the movable plate through traction assembly, the movable plate is connected with the track seat through slide rail assembly, another the pipeline interfacing piece sets up on the movable plate the pipeline interfacing piece is connected with the circulation conveyer pipe through the pressure release pipe, the other end is connected with the vertical piston pipe that detects, the vertical piston is provided with the piston pipe that detects on the top is provided with the vertical piston pipe that detects;
the detection assembly comprises a supporting seat fixedly connected to the detection seat, a detection ring is fixedly connected to the supporting seat, lifting pieces are arranged at the bottom inside the detection ring, two linkage rings are symmetrically arranged on the outer side wall of the detection ring, an induction sensor penetrating through the detection ring is arranged on the linkage rings, and the detection assembly is connected with the sliding rail assembly through a linkage triggering assembly.
Preferably, the pipe orifice butt joint piece comprises a butt joint pipe which is in a round table shape, a sealing abutting ring is arranged on the outer side wall of the butt joint pipe, and a rubber sealing ring is arranged on the sealing abutting ring.
Preferably, a main valve for controlling the speed measuring tube is arranged on the control panel, a flow speed display is arranged on the speed measuring tube, and the other end of the speed measuring tube is connected with the butt joint tube.
Preferably, the traction assembly comprises a traction screw column arranged on the support frame, the traction screw column is connected with the output end of the servo motor, traction lugs are fixedly connected to two sides of the moving plate, and the traction lugs are connected with the traction screw column through screw nuts.
Preferably, the sliding rail assembly comprises a rail groove formed in the rail seat, and the bottom of the moving plate is fixedly connected with a sliding rail block positioned in the rail groove.
Preferably, the lifting piece is including seting up the hidden groove in the detection ring, be provided with the arc in the hidden groove and lift the board, arc lifts board bottom fixedly connected with backup pad, the backup pad runs through supporting seat downwardly extending, set up the linkage mouth in the supporting seat, be located the linkage mouth the backup pad both sides rotate and are connected with the gangbar, the gangbar rotates and is connected with the horizontal migration pole, the horizontal migration pole other end runs through the outside extension of supporting seat lateral wall to fixedly connected with connecting block, connecting block and gangbar fixed connection.
Preferably, the linkage trigger assembly comprises a fixed end block arranged in the track groove, a contact supporting column is slidably arranged on the fixed end block, the other end of the contact supporting column is fixedly connected with a sliding groove adjusting piece, the bottom of the supporting plate is fixedly connected with a rectangular trigger ring, and the rectangular trigger ring is sleeved on the supporting plate.
Preferably, the pressure relief pipe is provided with a closing valve, and the vertical detection pipe is provided with a pressure relief valve pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the pipe orifice butt joint piece is driven by the moving plate to move, butt joint with end blocks at two ends of a plastic pipe to be detected is realized in the moving process of the pipe orifice butt joint piece, sealing installation of the plastic pipe to be detected is realized, the flow rate of water flow is controlled by the pressurizing pump after installation, the control switch is carried out by the main valve, the intensity of internal stress born by the plastic pipe is detected by utilizing the generated water hammer effect, and the shaking amplitude of the plastic pipe is detected by the induction sensor arranged on the detection ring in the detecting process, so that the reliability of the connecting end of the plastic pipe in a shaking state is estimated.
2. The invention detects the pressure-bearing strength of the pipeline by detecting the liquid in the plastic pipeline to be detected and by pressing the detection plate, and in the detection process, the liquid pushes the piston on the vertical detection pipe to move by the deformation of the plastic pipeline to be detected, the relation between the deformation of the pipeline and the pressure is determined by the scales of the scale column, so that the detection of the pressure-bearing strength of the pipeline is realized, and the recovery strength of the plastic pipeline after deformation can be obtained by increasing the deformation and utilizing the recovery height of the scale column.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a pipeline internal stress quality inspection device for plastic pipeline production;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 3 is a schematic structural view of a detection assembly, a linkage triggering assembly and a slide rail assembly in a pipeline internal stress quality inspection device for plastic pipeline production;
FIG. 4 is an enlarged schematic view of the structure shown at B in FIG. 3;
FIG. 5 is a schematic cross-sectional view of a linkage trigger assembly in a pipeline internal stress quality inspection device for plastic pipeline production according to the present invention;
fig. 6 is a schematic cross-sectional structure diagram of a middle vertical detection tube of a pipeline internal stress quality inspection device for plastic pipeline production.
In the figure: 1. a track seat; 2. a detection seat; 3. a control board; 4. a speed measuring tube; 5. a pressurizing pump; 6. a water storage tank; 7. a fixing plate; 8. a support frame; 9. a hydraulic device; 10. a pressing detection plate; 11. a servo motor; 12. a moving plate; 13. a pressure relief tube; 14. a circulation conveying pipe; 15. a vertical detection tube; 16. detecting a piston; 17. a scale column; 18. a support base; 19. a detection ring; 20. a linkage ring; 21. an inductive sensor; 22. a butt joint pipe; 23. sealing the abutting ring; 24. a main valve; 25. a flow rate display; 26. traction screw rod column; 27. traction ear blocks; 28. a track groove; 29. a slide rail block; 30. an arc-shaped lifting plate; 31. a support plate; 32. a linkage rod; 33. a horizontal moving rod; 34. a connecting block; 35. fixing the end block; 36. a contact column; 37. a rectangular trigger ring; 38. a chute adjusting member; 39. closing the valve; 40. a pressure relief pipe valve.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Referring to fig. 1-6, an apparatus for inspecting internal stress of plastic pipeline for producing pipeline comprises a track seat 1, wherein a detecting seat 2 is arranged on the track seat 1, a plurality of detecting components for detecting jitter amplitude of the pipeline are arranged on the detecting seat 2, a control board 3 is arranged at one end of the detecting seat 2, a speed measuring tube 4 is arranged on the control board 3, a main valve 24 for controlling the speed measuring tube 4 is arranged on the control board 3, a flow velocity display 25 is arranged on the speed measuring tube 4, the other end of the speed measuring tube 4 is connected with an opposite connecting tube 22, the flow velocity display 25 is a device for measuring flow velocity of liquid in the pipeline, and is a device for measuring flow velocity of reactive water flow which is visual in the prior art, thereby being convenient for controlling flow velocity variable of the water flow in the detecting process.
One end of the speed measuring tube 4 is provided with a booster pump 5, the booster pump 5 can change the pressure of the conveying water, the prior art is not described in detail herein, one end of the track seat 1 is provided with a water storage tank 6, the water storage tank 6 can timely release the pressure applied to the speed measuring tube 4 through the water storage tank 6 at the moment of closing the valve 39, and the influence of the water hammer effect on the detection equipment is reduced;
the input end of the booster pump 5 is connected with the water storage tank 6 through a pipeline, the two ends of the track seat 1 are provided with pipe orifice butt joint pieces, further, the pipe orifice butt joint pieces comprise butt joint pipes 22 which are arranged in a truncated cone shape, the outer side wall of each butt joint pipe 22 is provided with a sealing abutting ring 23, and each sealing abutting ring 23 is provided with a rubber sealing ring;
in this scheme for check out test set, so the pipeline butt joint spare is adopted in the connection between with detecting the pipeline, in the butt joint pipe 22 that special shape set up can insert the both ends of detecting the pipeline, realizes the zonulae occludens between pipeline both ends and the butt joint pipe 22 through the extrusion force under servo motor 11 drive, utilizes to set up sealed conflict ring 23 and set up the rubber seal on sealed conflict ring 23 and extrudees sealedly to the pipeline, realizes treating the quick installation of examining the pipeline.
The pipeline butt joint part near one side of the pressurizing pump 5 is fixedly arranged on the detection seat 2 through the fixing plate 7, a support frame 8 is arranged on the detection seat 2, a hydraulic device 9 is arranged on the support frame 8, a plurality of hydraulic devices 9 are arranged in the scheme according to requirements, the output end of each hydraulic device 9 is connected with a pressurizing detection plate 10, the bottom of each pressurizing detection plate 10 is arranged in a cambered surface manner, and the contact area between each pressurizing detection plate and a detection pipeline is increased;
the advantage of adopting above-mentioned structure is, can apply to the pressure pick-up plate 10 pressure through hydraulic means 9, realize the detection to the bearing force of plastic pipeline to also can realize the detection of recovery effect after the deformation of pipeline when bearing force detects.
Be provided with servo motor 11 on the support frame 8, servo motor 11 output is connected with movable plate 12 through traction assembly, and further, traction assembly is including setting up the traction screw post 26 on support frame 8, and traction screw post 26 is connected with servo motor 11 output, and the equal fixedly connected with in movable plate 12 both sides pulls ear piece 27, pulls ear piece 27 and is connected with traction screw post 26 through screw nut.
By adopting the structure, the rotation of the traction screw column 26 can be realized, the movement of the traction lug 27 connected with the traction screw column through the screw nut can be realized, the movement of the movable plate 12 connected with the track seat 1 through the sliding rail assembly on the track seat 1 can be realized under the traction action of the traction lug 27, the movement of the movable plate 12 is utilized to drive the extrusion conveying of the pipeline, and finally the sealing connection of the extrusion pipeline butt joint part and the pipeline is realized.
The moving plate 12 is connected with the track seat 1 through a sliding track assembly, and further, the sliding track assembly comprises a track groove 28 formed in the track seat 1, and a sliding track block 29 positioned in the track groove 28 is fixedly connected to the bottom of the moving plate 12;
the other pipeline butt joint part is arranged on the movable plate 12, the pipeline butt joint part arranged on the movable plate 12 is connected with a circulating conveying pipe 14 through a pressure release pipe 13, the circulating conveying pipe 14 is a flexible pipe, the circulating conveying pipe can follow the movement of the movable plate 12 to realize the adjustment position, the pressure release pipe 13 is in sealing connection with a butt joint pipe 22 on the pipeline butt joint part, the other end of the circulating conveying pipe 14 is connected with the output end of a pressurizing pump 5, a closing valve 39 is arranged on the pressure release pipe 13, a vertical detection pipe 15 is arranged on the pipeline pressure release pipe 13, a pressure release pipe valve 40 is arranged on the vertical detection pipe 15, a detection piston 16 is arranged in the vertical detection pipe 15 in a sliding manner, a scale column 17 penetrating through the vertical detection pipe 15 is arranged at the top of the detection piston 16, and the deformation amount of a plastic pipeline under the pressure state is obtained by observing the scale column 17 arranged on the detection piston 16, so that the pressure bearing strength of the plastic pipeline is obtained;
wherein it is notable that the closing valve 39 on the pressure release pipe 13 is in a normally open state during the pipeline water hammer effect detection process, and the pressure release pipe valve 40 arranged on the vertical detection pipe 15 is in a closed state, so that the pipeline water flow speed is not affected; in the detection of the pressure and recovery of the pipe, the closing valve 39 and the main valve 24 are simultaneously closed, and the reaction detection data is carried out by using the water flow in the plastic pipe to be detected.
The detection assembly comprises a support seat 18 fixedly connected to the detection seat 2, a detection ring 19 is fixedly connected to the support seat 18, two linkage rings 20 are symmetrically arranged on the outer side wall of the detection ring 19, and the linkage rings 20 arranged outside the detection ring 19 can move inwards under the action of a linkage rod 32 and a horizontal moving rod 33 in the downward movement process of the support plate 31;
the linkage ring 20 is provided with an induction sensor 21 penetrating the detection ring 19, and the induction sensor 21 is one of displacement sensors, and has the effects that: detecting the vibration amplitude of the plastic pipeline under the impact of the water hammer effect when the main valve 24 is closed;
the lifting piece is arranged at the inner bottom of the detection ring 19, further, the lifting piece comprises a hidden groove formed in the detection ring 19, an arc-shaped lifting plate 30 is arranged in the hidden groove, a supporting plate 31 is fixedly connected to the bottom of the arc-shaped lifting plate 30, the supporting plate 31 penetrates through the supporting seat 18 to extend downwards, a linkage opening is formed in the supporting seat 18, two sides of the supporting plate 31 positioned in the linkage opening are rotatably connected with a linkage rod 32, the linkage rod 32 is rotatably connected with a horizontal moving rod 33, the other end of the horizontal moving rod 33 penetrates through the side wall of the supporting seat 18 to extend outwards, and is fixedly connected with a connecting block 34, and the connecting block 34 is fixedly connected with the linkage ring 20;
it is noted that before the sliding rail block 29 does not contact the abutting column 36, the sliding rail block 29 at the bottom of the moving plate 12 contacts the abutting column 36, so that the abutting column 36 drives the sliding groove adjusting piece 38 to move, the sliding groove adjusting piece 38 moves in the moving process, so that the supporting plate 31 connected with the rectangular trigger ring 37 moves downwards, the arc-shaped lifting plate 30 is accommodated, the arc-shaped lifting plate 30 cannot be in pipeline contact in the detection process, the accuracy of pipeline shake data is ensured, the supporting plate 31 is in a stage of driving the arc-shaped lifting plate 30 to lift, the arc-shaped lifting plate 30 at the moment has the function of realizing the effect of supporting the pipeline in the detection ring 19, and the arc-shaped lifting plate 30 can be automatically retracted into the hidden groove when the sliding rail block 29 contacts the abutting column 36;
it should be noted that, when the slide rail block 29 contacts the abutting post 36, both ends of the plastic pipe have been inserted into the abutting pipe 22, in which case it can be ensured that the plastic pipe has been supported by the abutting pipe 22 when the arc-shaped lifting plate 30 is retracted, thus ensuring the installation of the plastic pipe.
The detection assembly is connected with the sliding rail assembly through the linkage triggering assembly, and further, the linkage triggering assembly comprises a fixed end block 35 arranged in the track groove 28, a contact supporting column 36 is arranged on the fixed end block 35 in a sliding mode, the other end of the contact supporting column 36 is fixedly connected with a sliding groove adjusting piece 38, the bottom of the supporting plate 31 is fixedly connected with a rectangular triggering ring 37, and the rectangular triggering ring 37 is sleeved on the sliding groove adjusting piece 38.
When the plastic pipeline is subjected to water hammer effect detection, the plastic pipeline with a preset length is intercepted, the plastic pipeline penetrates through the detection ring 19, the plastic pipeline is supported by the arc-shaped lifting plate 30 arranged in the detection ring 19, the servo motor 11 is controlled to drive the traction screw rod column 26 connected with the plastic pipeline to rotate at the moment, the traction lug 27 drives the movable plate 12 to move, the movable plate 12 is in contact with the end part of the pipeline in the moving process of the track seat 1, the pipeline is pushed to move by the butt joint pipe 22 arranged on the movable plate 12, the other end of the pipeline is in butt joint with the butt joint pipe 22 arranged on the fixed plate 7, in the process, the track block 29 arranged at the bottom of the movable plate 12 is in contact with the abutting column 36, the abutting column 36 drives the sliding groove adjusting piece 38 to move, and the sliding groove adjusting piece 38 is in the moving process, the supporting plate 31 connected with the rectangular trigger ring 37 is downwards moved, so that the arc-shaped lifting plate 30 is stored, the pipeline is not in contact with the arc-shaped lifting plate 30 in the detecting process, and the accuracy of shaking data is ensured;
and the linkage ring 20 arranged outside the detection ring 19 can be moved inwards under the action of the linkage rod 32 and the horizontal movement rod 33 in the downward movement process of the support plate 31, and the induction sensor 21 is gradually moved inwards to approach the pipeline in the movement process, so that vibration data of the pipeline are acquired and recorded through the induction sensor 21.
During detection, the flow speed of water flow conveyed in the plastic pipeline is controlled by the pressurizing pump 5, the main valves are controlled to be closed one by one under different flows, when the main valves are closed, the detected plastic pipeline can shake under the action of a water hammer effect, shake data acquire the vibration amplitude through the induction sensor 21 arranged on the detection ring 19, and limit pressure-bearing data of the plastic pipeline are obtained by continuously increasing the flow speed of the water flow, in the process, the pressure generated by the water hammer effect flows to the pressure relief pipe 13, the pressure relief effect is realized by arranging the detection piston 16 in the vertical detection pipe 15, the pressure relief effect of the water hammer effect is automatically realized, the pipeline in the detection equipment can be further protected, and the service life is prolonged;
after the detection of the internal stress of the pipeline is realized, the main valve 24 and the closing valve 39 are controlled to be closed, at the moment, the plastic pipeline to be detected is filled with a water source, in this state, the pressure relief pipe valve 40 arranged on the vertical detection pipe 15 is controlled to be opened, so that the vertical detection pipe 15 above the detection piston 16 is consistent with the external air pressure, in this case, the pressure-bearing strength of the plastic pipeline is detected by controlling the pressure-applying detection plate 10 through the hydraulic device 9, the deformation amount of the plastic pipeline can cause the internal water flow to extrude the detection piston 16 to move upwards in the process of pressing the plastic pipeline, and the deformation amount of the plastic pipeline in the pressed state is obtained by observing the scale column 17 arranged on the detection piston 16, so that the pressure-bearing strength of the plastic pipeline is obtained;
after the experiment is carried out on the pressure-bearing strength of the plastic pipeline, the recovery quantity of the plastic pipeline after pressure bearing can be obtained according to the reset height of the scale column 17, and the deformation recovery degree detection of the plastic pipeline can be obtained.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a pipeline internal stress quality inspection device for plastic pipeline production, includes track seat (1), its characterized in that, be provided with on track seat (1) and detect seat (2), be provided with a plurality of detection components that detect to pipeline shake range on detecting seat (2), detect seat (2) one end is provided with control panel (3), be provided with speed tube (4) on control panel (3), track seat (1) one end is provided with water storage tank (6), speed tube (4) one end is provided with force (forcing) pump (5), force (forcing) pump (5) input and water storage tank (6) pass through the pipe connection, track seat (1) both ends all are provided with mouth of pipe butt joint spare, be close to force (forcing) pump (5) one side pipeline butt joint spare passes through fixed plate (7) fixed setting on detecting seat (2), be provided with support frame (8) on detecting seat (2), be provided with hydraulic means (9) on support frame (8), hydraulic means (9) output is connected with pressure plate (10), be provided with on support frame (8) servo motor (11) and be connected with track assembly (12) through moving servo assembly (12), the other pipeline butt joint part is arranged on the movable plate (12), the pipeline butt joint part arranged on the movable plate (12) is connected with a circulating conveying pipe (14) through a pressure release pipe (13), the other end of the circulating conveying pipe (14) is connected with the output end of the pressurizing pump (5), a vertical detection pipe (15) is arranged on the pressure release pipe (13), a detection piston (16) is arranged in the vertical detection pipe (15) in a sliding manner, and a scale column (17) penetrating through the vertical detection pipe (15) is arranged at the top of the detection piston (16);
the detection assembly comprises a supporting seat (18) fixedly connected to the detection seat (2), a detection ring (19) is fixedly connected to the supporting seat (18), lifting pieces are arranged in the inner bottom of the detection ring (19), two linkage rings (20) are symmetrically arranged on the outer side wall of the detection ring (19), induction sensors (21) penetrating the detection ring (19) are arranged on the linkage rings (20), and the detection assembly is connected with the sliding rail assembly through a linkage triggering assembly.
2. The device for testing the internal stress of the pipeline for plastic pipeline production according to claim 1, wherein the pipe orifice butt joint piece comprises a butt joint pipe (22) which is arranged in a circular truncated cone shape, a sealing abutting ring (23) is arranged on the outer side wall of the butt joint pipe (22), and a rubber sealing ring is arranged on the sealing abutting ring (23).
3. The pipeline internal stress quality testing device for plastic pipeline production according to claim 2, wherein a main valve (24) for controlling a speed measuring pipe (4) is arranged on the control board (3), a flow speed display (25) is arranged on the speed measuring pipe (4), and the other end of the speed measuring pipe (4) is connected with a butt joint pipe (22).
4. The pipeline internal stress quality inspection device for plastic pipeline production according to claim 1, wherein the traction assembly comprises a traction screw column (26) arranged on a support frame (8), the traction screw column (26) is connected with the output end of a servo motor (11), traction lugs (27) are fixedly connected to two sides of the movable plate (12), and the traction lugs (27) are connected with the traction screw column (26) through screw nuts.
5. The pipeline internal stress quality inspection device for plastic pipeline production according to claim 1, wherein the sliding rail assembly comprises a rail groove (28) formed in the rail seat (1), and a sliding rail block (29) positioned in the rail groove (28) is fixedly connected to the bottom of the moving plate (12).
6. The pipeline internal stress quality testing device for plastic pipeline production according to claim 5, wherein the lifting piece comprises a hidden groove formed in the detection ring (19), an arc-shaped lifting plate (30) is arranged in the hidden groove, a supporting plate (31) is fixedly connected to the bottom of the arc-shaped lifting plate (30), the supporting plate (31) penetrates through a supporting seat (18) to extend downwards, a linkage opening is formed in the supporting seat (18), linkage rods (32) are rotatably connected to two sides of the supporting plate (31) in the linkage opening, the linkage rods (32) are rotatably connected with horizontal moving rods (33), the other ends of the horizontal moving rods (33) penetrate through the side wall of the supporting seat (18) to extend outwards, and connecting blocks (34) are fixedly connected with the connecting blocks (34) and the linkage ring (20).
7. The pipeline internal stress quality inspection device for plastic pipeline production according to claim 6, wherein the linkage trigger assembly comprises a fixed end block (35) arranged in a track groove (28), a contact supporting column (36) is slidably arranged on the fixed end block (35), a chute adjusting piece (38) is fixedly connected to the other end of the contact supporting column (36), a rectangular trigger ring (37) is fixedly connected to the bottom of the supporting plate (31), and the rectangular trigger ring (37) is sleeved on the chute adjusting piece (38).
8. Pipeline internal stress quality inspection device for plastic pipeline production according to claim 1, characterized in that the pressure relief pipe (13) is provided with a closing valve (39), and the vertical detection pipe (15) is provided with a pressure relief pipe valve (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310793872.7A CN116907999A (en) | 2023-06-30 | 2023-06-30 | Pipeline internal stress quality inspection device for plastic pipeline production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310793872.7A CN116907999A (en) | 2023-06-30 | 2023-06-30 | Pipeline internal stress quality inspection device for plastic pipeline production |
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| Publication Number | Publication Date |
|---|---|
| CN116907999A true CN116907999A (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310793872.7A Pending CN116907999A (en) | 2023-06-30 | 2023-06-30 | Pipeline internal stress quality inspection device for plastic pipeline production |
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| CN (1) | CN116907999A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117491175A (en) * | 2023-12-29 | 2024-02-02 | 丰果(中国)有限公司 | Explosion-proof detection device of plastic pipe |
| CN117538252A (en) * | 2024-01-10 | 2024-02-09 | 陕西金隅节能保温科技有限公司 | Tensile check out test set of exterior wall insulation board |
-
2023
- 2023-06-30 CN CN202310793872.7A patent/CN116907999A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117491175A (en) * | 2023-12-29 | 2024-02-02 | 丰果(中国)有限公司 | Explosion-proof detection device of plastic pipe |
| CN117491175B (en) * | 2023-12-29 | 2024-04-12 | 丰果(中国)有限公司 | Explosion-proof detection device of plastic pipe |
| CN117538252A (en) * | 2024-01-10 | 2024-02-09 | 陕西金隅节能保温科技有限公司 | Tensile check out test set of exterior wall insulation board |
| CN117538252B (en) * | 2024-01-10 | 2024-03-29 | 陕西金隅节能保温科技有限公司 | Tensile check out test set of exterior wall insulation board |
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