CN212621967U

CN212621967U - Pipeline shock resistance testing arrangement

Info

Publication number: CN212621967U
Application number: CN202021830713.8U
Authority: CN
Inventors: 张建东; 郝凤琪; 张丙明; 赵薇
Original assignee: Shandong Xinyang Pipeline Technology Co ltd
Current assignee: Shandong Xinyang Pipeline Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-02-26
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a pipeline shock resistance testing arrangement, including workstation, a support section of thick bamboo, pipeline, interior pressure tester, external pressure tester and displacer, the workstation is the cavity structure setting, be equipped with the passageway on the workstation, support on the section of thick bamboo locates the workstation, pipeline slidable locates in the support section of thick bamboo, interior pressure tester is located on the workstation, external pressure tester is located on the workstation, the displacer includes lead screw, straight line track, displacement box, backup pad, support, telescopic link and splint, the lead screw is located on the workstation inner wall and is located the passageway below, straight line track is located on the workstation inner wall and is located the lead screw both sides, displacement box slidable cup joints and locates on lead screw and the straight line track and is located the passageway below. The utility model relates to a pipeline production test field specifically indicates a pipeline shock resistance testing arrangement.

Description

Pipeline shock resistance testing arrangement

Technical Field

The utility model relates to a pipeline production test field specifically indicates a pipeline shock resistance testing arrangement.

Background

The corrosion of metal pipeline has been a general problem, metal pipeline also carries out the anticorrosive measure at present, but often can appear because the anticorrosive coating is destroyed the pipeline and takes place the leakage phenomenon, serious influence normal production, from following the unable problem of solving originally, the better non-metallic pipe of corrosion protection performance has appeared in the market replaces metal pipeline, such as the PE of gas transmission, water transmission, the PVC pipeline, the PPR of heating usefulness, PERT, PEX, CPVC, PB pipeline, but owing to receive the material performance influence, the service pressure of these pipelines can not be too big.

Therefore, the high-strength metal wire, the gold belt, the perforated metal plate or the fiber wire, the fiber belt and the non-metal material are compounded to prepare the composite pipeline, the pressure bearing capacity of the reinforced and compounded non-metal pipeline is greatly improved, and the corrosion resistance is consistent with that of the non-metal pipeline; the composite pipeline is mostly attached outside a metal material by using non-metal materials such as PE or PVC and the like, so that the anti-corrosion effect is achieved.

No matter be non-metal pipeline or composite pipe, all weaken in metal pipeline compressive capacity, so anti impact test is indispensable in pipeline production process, and the test of generally shocking resistance mainly divide into interior pressure impact test and external pressure impact test, does not have the pipeline impact resistance testing arrangement of accomplishing simultaneously with interior pressure and external pressure test at present.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a can accomplish simultaneously interior pressure impact test and external pressure impact test and prevent pipeline shock resistance testing arrangement of tong.

The utility model adopts the following technical scheme: the utility model relates to a pipeline shock resistance testing arrangement, including workstation, a support section of thick bamboo, pipeline, interior pressure tester, external pressure tester and displacer, the workstation is the cavity structure setting, be equipped with the passageway on the workstation, support on the section of thick bamboo locates the workstation, the pipeline slidable locates in supporting a section of thick bamboo, on the workstation was located to interior pressure tester, interior pressure tester utilized the inside compressive capacity of water pressure test pipeline, on the workstation was located to external pressure tester, external pressure tester utilized the outside compressive capacity of press test pipeline, on the workstation was located to the displacer, when the displacer was testing external pressure, each test point automatic movement on the pipeline was tested to the press below, avoided manual operation, prevented pressing the hand, and the outside compressive capacity of the multiple spot on the testable pipeline, the displacer includes lead screw, The device comprises a linear track, a displacement box, a supporting plate, a support, a telescopic rod and a clamping plate, wherein the screw rod is arranged on the inner wall of a workbench and is positioned below a channel, the linear track is arranged on the inner wall of the workbench and is positioned at two sides of the screw rod, the displacement box is slidably sleeved on the screw rod and the linear track and is positioned below the channel, the supporting plate is arranged between the displacement box and a pipeline and penetrates through the channel, the support is arranged on the displacement box and is positioned at one side of the supporting plate and penetrates through the channel, the telescopic rod is arranged on the support, the telescopic rod can select an electric push rod or a hydraulic rod according to actual conditions, the nonmetal pipeline has certain deformability, the telescopic rod can not be stretched under excessive pressure, the clamping plate is arranged at the bottom of the telescopic rod and is positioned right above the supporting plate and the pipeline, when the pipeline needs to be translated, the drive pipeline removes, and after reaching the assigned position, external pressure tester began to extrude the pipeline, and the telescopic link shrink, splint left the pipeline, and initial position was got back to in the displacement box removal, the displacement box includes box body, motor, gear and external tooth nut, box body slidable cup joints and locates on lead screw and the straight line track, backup pad and support are located on the box body, the motor is located on the box body inner wall, the gear is rotatable to be located on the motor output shaft, external tooth nut is rotatable to cup joint and locate on the lead screw and inner wall screw thread and screw engagement, external tooth nut outer wall and gear engagement.

Further, external pressure tester includes bottom plate, press and extrusion piece, the bottom plate is located on the workstation and is located the pipeline bottom, the press is located on the workstation, the extrusion piece is located on the press and is located directly over pipeline and the bottom plate, sets for pressure degree under the press in advance to observe the pipeline condition in the testing process and after accomplishing.

Further, the interior pressure tester includes force pump, water intaking valve, inlet tube and discharge valve, the force pump is located on the workstation diapire, the pipeline one side is located to the water intaking valve, the inlet tube intercommunication is located between water intaking valve and the force pump, discharge valve locates the pipeline opposite side, and during water passed through the water intaking valve entering pipeline, through discharge valve with the evacuation of the interior air of pipeline when intaking, set for the test water pressure of force pump, the inside compressive capacity of test pipeline, test external pressure earlier under the normal condition and test interior pressure again, more conveniently find the position of splitting a crack through whether leaking.

Furthermore, an arc-shaped plate is arranged on the bottom plate, and the pipeline is arranged on the arc-shaped plate.

Furthermore, the supporting plate and the clamping plate are both arranged in an arc-shaped structure, so that the contact area of the supporting plate and the pipeline is increased, and the damage of clamping action to the outer wall of the pipeline is reduced.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the external pressure tester can be used for testing the external impact resistance of the pipeline, the internal pressure tester can be used for testing the internal impact resistance of the pipeline, and the shifter can be used for gradually moving each external pressure test point on the pipeline to the press machine for testing without manual operation, so that the condition of personal injury caused by misoperation is avoided; the utility model has the advantages of simple structure and reasonable design, accomplish on the device with outside shock resistance test and inside shock resistance test are integrated to the in-service use problems such as safety in production and automatic test are fully considered.

Drawings

Fig. 1 is a schematic view of the overall structure of a device for testing the impact resistance of a pipeline according to the present invention;

FIG. 2 is a side view of the displacer for testing the impact resistance of a pipeline according to the present invention;

fig. 3 is the utility model discloses a structural schematic diagram of pipeline shock resistance testing arrangement displacement box.

The device comprises a workbench, a support cylinder, a pipeline, a 4-inner pressure tester, a 5-outer pressure tester, a 6-shifter, a 7-channel, a 8-lead screw, a 9-linear track, a 10-displacement box, a 11-support plate, a 12-support, a 13-telescopic rod, a 14-clamping plate, a 15-box body, a 16-motor, a 17-gear, a 18-outer-tooth nut, a 19-pressure pump, a 20-water inlet valve, a 21-water inlet pipe, a 22-exhaust valve, a 23-bottom plate, a 24-press machine, a 25-extrusion block, a 26-arc-shaped plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-3, the utility model relates to a pipeline impact resistance testing device, which comprises a workbench 1, a supporting cylinder 2, a pipeline 3, an internal pressure tester 4, an external pressure tester 5 and a shifter 6, wherein the workbench 1 is provided with a hollow cavity structure, a channel 7 is arranged on the workbench 1, the supporting cylinder 2 is arranged on the workbench 1, the pipeline 3 is slidably arranged in the supporting cylinder 2, the internal pressure tester 4 is arranged on the workbench 1, the external pressure tester 5 is arranged on the workbench 1, the shifter 6 comprises a lead screw 8, a linear track 9, a displacement box 10, a supporting plate 11, a bracket 12, an expansion link 13 and a clamping plate 14, the lead screw 8 is arranged on the inner wall of the workbench 1 and is positioned below the channel 7, the linear track 9 is arranged on the inner wall of the workbench 1 and is positioned at two sides of the lead screw 8, the displacement box 10 is slidably sleeved on the screw 8 and the linear track 9 and is positioned below the channel 7, the support plate 11 is arranged between the displacement box 10 and the pipeline 3 and penetrates through the channel 7, the support 12 is arranged on the displacement box 10 and is positioned on one side of the support plate 11 and penetrates through the channel 7, the telescopic rod 13 is arranged on the support 12, the clamping plate 14 is arranged at the bottom of the telescopic rod 13 and is positioned right above the support plate 11 and the pipeline 3, the displacement box 10 comprises a box body 15, a motor 16, a gear 17 and an external tooth nut 18, the box body 15 is slidably sleeved on the screw 8 and the linear track 9, the support plate 11 and the support 12 are arranged on the box body 15, the motor 16 is arranged on the inner wall of the box body 15, the gear 17 is rotatably arranged on an output shaft of the motor 16, the external tooth nut 18 is rotatably sleeved on the screw 8 and threads of the inner wall, the outer wall of the external gear nut 18 is engaged with the gear 17.

External pressure tester 5 includes bottom plate 23, press 24 and extrusion piece 25, bottom plate 23 is located workstation 1 and is located pipeline 3 bottom, press 24 is located workstation 1, extrusion piece 25 is located press 24 and is located pipeline 3 and bottom plate 23 directly over, interior pressure tester 4 includes force pump 19, water intaking valve 20, inlet tube 21 and discharge valve 22, force pump 19 is located on workstation 1 diapire, water intaking valve 20 is located pipeline 3 one side, water intaking valve 21 communicates and locates between water intaking valve 20 and the force pump 19, discharge valve 22 locates 3 opposite sides of pipeline, be equipped with arc 26 on the bottom plate 23, pipeline 3 is located on arc 26, backup pad 11 and splint 14 all become the setting of arc structure.

When the device is used specifically, a pipeline 3 to be tested is sequentially inserted into the two supporting cylinders 2, the press machine 24 is started, the extrusion block 25 moves downwards to extrude the pipeline 3, after the initial displacement of the extrusion block 25 is completed, the telescopic rod 13 extends the clamping plate 14 to move downwards, the clamping plate 14 and the supporting plate 11 are matched to clamp the pipeline 3, then the motor 16 rotates to drive the gear 17 to rotate, the external gear nut 18 meshed with the gear 17 rotates, the external gear nut 18 rotates on the lead screw 8 to move, meanwhile, the box body 15 is pushed to move, meanwhile, the supporting plate 11, the bracket 12, the clamping plate 14 and the pipeline 3 are driven to move, the next test point of the pipeline is moved to the position below the extrusion block 25, the press machine 24 is started again, the extrusion block 25 moves downwards to extrude the pipeline 3, meanwhile, the telescopic rod 13 contracts, the clamping plate 14 moves upwards to leave the pipeline 3, then, the motor 16, waiting for the next movement; after the external pressure test is finished, the pipeline 3 is inserted into the two supporting cylinders 2 again, the water inlet valve 20 and the exhaust valve 22 are installed on two sides of the pipeline 3, the pressure pump 19 is started to carry out the internal pressure test on the pipeline 3, the condition of the pipeline 3 is observed in the test process, the pressure pump 19 is closed after the test is finished, the test part is taken down, and the pipeline 3 is pulled out of the supporting cylinders 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a pipeline shock resistance testing arrangement which characterized in that: the device comprises a workbench, a supporting cylinder, a pipeline, an internal pressure tester, an external pressure tester and a displacer, wherein the workbench is arranged in a hollow cavity structure, the workbench is provided with a channel, the supporting cylinder is arranged on the workbench, the pipeline is slidably arranged in the supporting cylinder, the internal pressure tester is arranged on the workbench, the external pressure tester is arranged on the workbench, the displacer comprises a lead screw, a linear track, a displacement box, a supporting plate, a bracket, a telescopic rod and a clamping plate, the lead screw is arranged on the inner wall of the workbench and is positioned below the channel, the linear track is arranged on the inner wall of the workbench and is positioned at two sides of the lead screw, the displacement box is slidably sleeved on the lead screw and the linear track and is positioned below the channel, the supporting plate is arranged between the displacement box and the pipeline and penetrates through the channel, the bracket is arranged on the displacement box and is positioned at one side of the supporting plate and, the telescopic link is located on the support, splint are located the telescopic link bottom and are located backup pad and pipeline directly over, the displacement box includes box body, motor, gear and external tooth nut, box body slidable cup joints and locates on lead screw and the straight line track, backup pad and support are located on the box body, the motor is located on the box body inner wall, the gear is rotatable to be located on the motor output shaft, external tooth nut is rotatable to be cup jointed and to be located on the lead screw and inner wall screw thread and lead screw meshing, external tooth nut outer wall and gear engagement.

2. The pipeline impact resistance testing device of claim 1, wherein: the external pressure tester comprises a bottom plate, a press and an extrusion block, wherein the bottom plate is arranged on a workbench and positioned at the bottom of a pipeline, the press is arranged on the workbench, and the extrusion block is arranged on the press and positioned right above the pipeline and the bottom plate.

3. The pipeline impact resistance testing device of claim 2, wherein: the internal pressure tester comprises a pressure pump, a water inlet valve, a water inlet pipe and an exhaust valve, wherein the pressure pump is arranged on the bottom wall of the workbench, the water inlet valve is arranged on one side of the pipeline, the water inlet pipe is communicated between the water inlet valve and the pressure pump, and the exhaust valve is arranged on the other side of the pipeline.

4. The pipeline impact resistance testing device of claim 2, wherein: the bottom plate is provided with an arc-shaped plate, and the pipeline is arranged on the arc-shaped plate.

5. The pipeline impact resistance testing device of claim 1, wherein: the supporting plate and the clamping plate are both arranged in an arc structure.