CN110657929A - Pipeline ring rigidity testing device - Google Patents
Pipeline ring rigidity testing device Download PDFInfo
- Publication number
- CN110657929A CN110657929A CN201910985376.5A CN201910985376A CN110657929A CN 110657929 A CN110657929 A CN 110657929A CN 201910985376 A CN201910985376 A CN 201910985376A CN 110657929 A CN110657929 A CN 110657929A
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- pipeline
- extrusion
- testing device
- upper roller
- pipe
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
- G01M5/005—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress by means of external apparatus, e.g. test benches or portable test systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a pipeline ring rigidity testing device which comprises a support, a power part, an extrusion part and a sensing part, wherein the power part, the extrusion part and the sensing part are arranged on the support, and the power part is movably connected with the extrusion part.
Description
Technical Field
The invention relates to equipment, in particular to pipeline ring stiffness testing equipment.
Background
At present, the ring stiffness, which is an important performance index for pipeline products, is particularly important because the pipeline buried underground is subjected to the gravity of soil covering the pipeline and may be subjected to the heavy pressure of heavy-duty vehicles, and therefore, the ring stiffness is often the focus of the quality attention of the pipeline products. In the production process, when the product quality is inspected, professional product inspection personnel and inspection equipment are often needed, the time is taken for inspecting products of each specification for 1-2 days, but the inspection is generally carried out in proportion, and finally, defective products possibly leaking through the production process still exist, so that the defective products flow into the market and the engineering quality is influenced, and therefore, an inspection device capable of synchronously inspecting pipeline products in the production process is needed.
Disclosure of Invention
In view of the above, there is a need for a pipe loop stiffness testing apparatus that can be tested simultaneously during production.
A pipeline ring rigidity testing device comprises a support, a power part, an extrusion part and a sensing part;
the bracket is used for mounting the power component, the extrusion component and the sensing component;
the power component provides extrusion power for the extrusion component;
the extrusion component extrudes the outer wall of the pipeline from top to bottom;
the sensing component senses the pressure of the extrusion component extruded from top to bottom and the deformation of the pipeline extruded by the extrusion component;
the power component is movably connected with the extrusion component.
Preferably, the support includes base, two stands and roof, and two stands are parallel to erect and set up on the base, and the roof level sets up the top at two stands.
Preferably, the extrusion component is vertically arranged and comprises an extrusion mechanism and a lifting mechanism;
the extrusion mechanism can move up and down, and the downward movement can extrude the pipeline and apply vertical pressure to the outer wall of the pipeline;
the lifting mechanism is fixedly arranged and lifts the pipeline upwards;
the extruding mechanism and the lifting mechanism jointly act to extrude and lift the pipeline and simultaneously enable the pipeline to move along the axial direction of the pipeline.
Preferably, the extrusion mechanism comprises a lifting mechanism, a lifting rod, an upper roller frame and an upper roller, the lifting mechanism is fixedly arranged on the top plate, the lifting mechanism is movably connected with the power component and driven by the power component, the upper end of the lifting rod penetrates through the top plate and the lifting mechanism, the lifting rod is movably connected with the lifting mechanism and can be driven by the lifting mechanism to move up and down, the lower end of the lifting rod is fixedly connected with the upper roller frame, the upper roller frame is movably connected with the upper roller, and the upper roller can be contacted with the outer wall of the upper part of the pipeline.
Preferably, the lifting mechanism comprises a lower roller frame and a lower roller, the lower roller frame is fixedly arranged on the base, the lower roller is movably connected with the lower roller frame, and the lower roller can be contacted with the outer wall of the lower part of the pipeline.
Preferably, the diameter of the middle part of the upper roller is smaller than that of the two ends.
Preferably, the diameter of the middle part of the lower roller is smaller than that of the two ends.
Preferably, the lifting mechanism can be a worm gear lead screw component except for a worm, the lifting rod can be a worm, and the lifting mechanism is connected with the power component and driven by the power component.
Preferably, the pressing mechanism is either a hydraulic mechanism.
Preferably, the sensing component comprises a pressure sensor for detecting the pressure born by the pipeline and a deformation sensor for detecting the deformation of the cross section of the pipeline, the pressure sensor is arranged on the extrusion mechanism, and the deformation sensor is arranged on the stand column.
Preferably, the pressure sensor is arranged between the lifting rod of the extrusion mechanism and the connecting part of the upper roller carrier and can detect the real-time pressure when the extrusion mechanism extrudes the pipeline downwards.
The invention relates to a pipeline ring rigidity testing device, which is characterized in that rollers are arranged at the upper part and the lower part of a contact extrusion pipeline, so that the pipeline can be pulled to move along the rollers when being pulled axially, and can simultaneously receive the extrusion test of an extrusion mechanism, the pipeline does not need to be specially and specially tested, and the ring rigidity of the pipeline product can be tested after the pipeline product is produced, namely the synchronous test is realized, the product quality can be monitored in real time, and the qualification of each meter of the produced pipeline is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a pipe loop stiffness testing apparatus according to the present invention.
Wherein: the base 11, the upright 12, the top plate 13,
the power unit 20 is provided with a power unit,
an elevating mechanism 31, an elevating rod 32, an upper roller frame 33, an upper roller 34, a lower roller frame 35, a lower roller 36, a pressure sensor 41, a deformation sensor 42,
a conduit 50.
Detailed Description
The pipe loop stiffness testing device of the present invention will be described in further detail with reference to the accompanying drawings and examples.
In the first embodiment, please refer to fig. 1.
A pipeline ring rigidity testing device comprises a support, a power part 20, an extrusion part and a sensing part;
the bracket is used for mounting the power component 20, the extrusion component and the sensing component;
a power unit 20 for supplying power for extrusion to the extrusion unit;
an extruding part which extrudes the outer wall of the pipeline 50 from the top to the bottom;
a sensing part sensing the pressure of the pressing part pressing from the top down and the deformation of the pipe 50 pressed by the pressing part;
the power part 20 is movably connected with the extrusion part.
Preferably, the support comprises a base 11, two upright posts 12 and a top plate 13, wherein the two upright posts 12 are vertically arranged on the base 11 in parallel, and the top plate 13 is horizontally arranged at the top ends of the two upright posts 12.
Preferably, the extrusion component is vertically arranged and comprises an extrusion mechanism and a lifting mechanism;
the extrusion mechanism can move up and down, and moves down to extrude the pipeline 50 and apply vertical pressure to the outer wall of the pipeline 50;
the lifting mechanism is fixedly arranged and lifts the pipeline 50 upwards;
the pressing mechanism and the lifting mechanism work together to press and lift the pipeline 50 and simultaneously enable the pipeline 50 to move axially along the pipeline 50.
Preferably, the extruding mechanism includes a lifting mechanism 31, a lifting rod 32, an upper roller frame 33 and an upper roller 34, the lifting mechanism 31 is fixedly disposed on the top plate 13, the lifting mechanism 31 is movably connected with the power component 20 and driven by the power component 20, the upper end of the lifting rod 32 penetrates through the top plate 13 and the lifting mechanism 31, the lifting rod 32 is movably connected with the lifting mechanism 31 and can be driven by the lifting mechanism 31 to move up and down, the lower end of the lifting rod 32 is fixedly connected with the upper roller frame 33, the upper roller frame 33 is movably connected with the upper roller 34, and the upper roller 34 can be contacted with the upper outer wall of the pipeline 50.
Preferably, the lifting mechanism includes a lower roller frame 35 and a lower roller 36, the lower roller frame 35 is fixedly disposed on the base 11, the lower roller 36 is movably connected to the lower roller frame 35, and the lower roller 36 can contact with the lower outer wall of the pipeline 50.
Preferably, the diameter of the middle portion of the upper roller 34 is smaller than the diameter of the two ends, and the diameter of the middle portion of the lower roller 36 is smaller than the diameter of the two ends. Therefore, the axial cross section of the upper roller 34 and the lower roller 36 is a dumbbell with a small middle and large two ends, the pipeline can be placed in the dumbbell more stably and cannot roll towards the two ends, and the stress is applied to the central part of the upper part of the pipeline when the rigidity of the ring is detected, so that the test result is more accurate. Particularly, the upper roller 34 and the lower roller 36 are both rollers, the rolling friction force is far smaller than the sliding friction force, when the pipeline 50 is extruded by the extrusion component, the pipeline can easily move along the axial direction of the pipeline, the normal production of pipeline products is not affected, the detection and the production are both realized, and the integral production efficiency is provided.
Preferably, the lifting mechanism 31 may be a worm gear, and the lifting rod 32 may be a worm, and the lifting mechanism 31 is connected to the power member 20 and driven by the power member 20. Power component 20 can be the motor, the motor is fixed to be set up at the support top, the motor makes nut along lead screw reciprocating up and down, thereby it is movable from top to bottom to drive gyro wheel 34, when the nut downstream, drive gyro wheel 34 downstream, and exert pressure to placing pipeline 50 upper portion on gyro wheel 36 down, meanwhile, sensing element detects and takes place the data that deform after obtaining pressure data and pipeline 50 and receiving pressure, thereby, realize the real-time detection to the pipeline product, ensure the qualification rate of product quality
Preferably, the sensing component includes a pressure sensor 41 for detecting the pressure applied to the pipe 50 and a deformation sensor 42 for detecting the deformation of the cross section of the pipe 50, the pressure sensor 41 is disposed on the pressing mechanism, and the deformation sensor 42 is disposed on the column 12.
Preferably, the pressure sensor 41 is disposed between the connection portion of the lifting rod 32 and the upper roller frame 33 of the pressing mechanism to detect the real-time pressure when the pressing mechanism presses down the pipe 50.
The second embodiment is different from the first embodiment in that:
the lifting mechanism in the extrusion mechanism of the extrusion part can be replaced by hydraulic equipment, and the hydraulic equipment is connected with the lifting rod, drives the lifting rod to move up and down, and can apply pressure to the outer wall of the upper part of the pipeline downwards.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The pipeline ring rigidity testing equipment is characterized by comprising a support, a power part, an extrusion part and a sensing part;
the bracket is used for mounting the power component, the extrusion component and the sensing component;
the power part provides extrusion power for the extrusion part;
the extrusion part extrudes the outer wall of the pipeline from top to bottom;
the sensing part senses the pressure of the extrusion part extruded from top to bottom and the deformation of the pipeline extruded by the extrusion part;
the power part is movably connected with the extrusion part.
2. The pipe loop stiffness testing device of claim 1, wherein the support comprises a base, two columns and a top plate, the two columns are vertically arranged on the base in parallel, and the top plate is horizontally arranged at the top ends of the two columns.
3. The pipe loop stiffness testing device of claim 1, wherein the pressing member is preferably vertically disposed and includes a pressing mechanism and a lifting mechanism;
the extrusion mechanism can move up and down, and the downward movement can extrude the pipeline and apply vertical pressure to the outer wall of the pipeline;
the lifting mechanism is fixedly arranged and lifts the pipeline upwards;
the extruding mechanism and the lifting mechanism jointly act to extrude and lift the pipeline and simultaneously enable the pipeline to move along the axial direction of the pipeline.
4. The pipe loop stiffness testing device according to claim 1, 2 or 3, wherein the pressing mechanism preferably includes an elevating mechanism, an elevating rod, an upper roller frame and an upper roller, the elevating mechanism is fixedly disposed on the top plate, the elevating mechanism is movably connected to the power unit and driven by the power unit, the upper end of the elevating rod passes through the top plate and the elevating mechanism, the elevating rod is movably connected to the elevating mechanism and driven by the elevating mechanism to move up and down, the lower end of the elevating rod is fixedly connected to the upper roller frame, the upper roller frame is movably connected to the upper roller, and the upper roller can contact with the outer wall of the upper portion of the pipe.
5. The pipe loop stiffness testing device according to claim 2 or 3, wherein the lifting mechanism preferably comprises a lower roller frame fixedly disposed on the base, and a lower roller movably connected to the lower roller frame, the lower roller being contactable with an outer wall of a lower portion of the pipe.
6. The pipe loop stiffness testing apparatus of claim 4, wherein the upper roller preferably has a diameter in the middle portion that is smaller than the diameters of the ends.
7. The pipe loop stiffness testing apparatus of claim 5, wherein the diameter of the central portion of the lower roller is preferably smaller than the diameter of the ends.
8. The pipe loop stiffness testing device of claim 4, wherein the lifting mechanism is preferably a worm gear screw other than a worm, and the lifting rod is preferably a worm.
9. The pipe loop stiffness testing device of claim 1, 2 or 3, wherein the sensing component preferably comprises a pressure sensor for detecting pressure applied to the pipe and a deformation sensor for detecting deformation of the cross section of the pipe, the pressure sensor being disposed on the pressing mechanism, and the deformation sensor being disposed on the pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910985376.5A CN110657929A (en) | 2019-10-16 | 2019-10-16 | Pipeline ring rigidity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910985376.5A CN110657929A (en) | 2019-10-16 | 2019-10-16 | Pipeline ring rigidity testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110657929A true CN110657929A (en) | 2020-01-07 |
Family
ID=69041271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910985376.5A Pending CN110657929A (en) | 2019-10-16 | 2019-10-16 | Pipeline ring rigidity testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110657929A (en) |
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2019
- 2019-10-16 CN CN201910985376.5A patent/CN110657929A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No. 6352, Pingshan Avenue, Shatian community, Kengzi street, Pingshan District, Shenzhen, Guangdong 518000 Applicant after: Shenzhen xinbaotong Material Technology Co.,Ltd. Address before: No. 6352, Pingshan Avenue, Shatian community, Kengzi street, Pingshan District, Shenzhen, Guangdong 518000 Applicant before: GUANGDONG BAOTONG FRP Co.,Ltd. |
|
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200107 |