CN223050984U - Compression-resistant testing device for welded steam pipeline - Google Patents
Compression-resistant testing device for welded steam pipeline Download PDFInfo
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- CN223050984U CN223050984U CN202421260429.XU CN202421260429U CN223050984U CN 223050984 U CN223050984 U CN 223050984U CN 202421260429 U CN202421260429 U CN 202421260429U CN 223050984 U CN223050984 U CN 223050984U
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Abstract
The utility model provides a compression resistance testing device for a welded steam pipeline, and relates to the field of pipelines. This resistance to compression testing arrangement behind pipeline welding, which comprises a platform, platform upper portion is through mount fixedly connected with roof, the roof bottom is provided with the holding down plate, and is provided with the lift drive assembly that drives the holding down plate and go up and down on the roof, the first spout internal rotation that the holding down plate bottom was seted up is connected with first lead screw, equal thread bush is equipped with first slider on two external screw threads that the first lead screw outside set up, the bottom fixedly connected with head rod of first slider, two install the push down area between the head rod. This resistance to compression testing arrangement after pipeline welding is through setting up the area of pressing down to this area of contact between increase resistance to compression testing arrangement and the pipeline, with this avoid influencing the problem of pipeline welding department resistance to compression detection's accuracy because of the atress concentrates, consequently can effectively improve the accuracy that resistance to compression testing arrangement detected after the pipeline welding.
Description
Technical Field
The utility model relates to a compression-resistant testing device, in particular to a compression-resistant testing device for a welded steam pipeline, and belongs to the field of steam pipelines
Background
The steam pipeline is a kind of heating pipeline, is suitable for heat preservation engineering of various cold and hot water high and low temperature pipelines, has good high temperature resistance, can resist high temperature of 120 ℃ under normal conditions and can resist high temperature of 180 ℃ by modifying or combining with other heat insulation materials, and also has good mechanical property and heat insulation performance, so that the steam pipeline is suitable for heat preservation engineering of various hot and cold water high and low temperature pipelines.
In order to detect the firmness or the compression resistance of the welding part of the steam pipeline, the welding part of the steam pipeline can be pressed down by a hydraulic press in the test process, so that the compression resistance of the welding part is observed, but the compression resistance testing device is used for pressing down the surface wall of the steam pipeline at present, the contact area between pressing equipment and the surface wall of the pipeline is smaller, so that the surface stress of the steam pipeline is uneven, the accuracy of compression resistance detection is affected, and the contact piece with a larger contact surface is specially arranged for the surface wall of the steam pipeline, although the problem of stress point concentration can be avoided, the contact piece is generally of a single structure and cannot be adjusted according to the change of the pipeline size, so that the use cost of the compression resistance testing device can be increased and the detection of the compression resistance testing device is very troublesome.
Disclosure of utility model
(One) solving the technical problems
The utility model aims to solve the problems and provide the compression-resistant testing device for the welded steam pipeline, so as to solve the problems of inaccurate detection and low applicability of the existing compression-resistant testing device for the welded steam pipeline in the prior art.
(II) technical scheme
The pressure resistance testing device after welding of the steam pipeline comprises a platform, wherein the upper part of the platform is fixedly connected with a top plate through a fixing frame, the bottom of the top plate is provided with a lower pressing plate, a lifting driving assembly for driving the lower pressing plate to lift is arranged on the top plate, a first screw rod is rotationally connected to a first sliding groove formed in the bottom of the lower pressing plate, first sliding blocks are sleeved on two external threads formed in the outer side of the first screw rod in a threaded manner, the bottom of each first sliding block is fixedly connected with a first connecting rod, a pressing belt is arranged between the two first connecting rods, and a fixing assembly is arranged on the platform.
Preferably, the fixed subassembly includes three mounting panels of sliding connection on platform upper portion, the second spout that mounting panel upper portion was seted up is interior to rotate and is connected with the second lead screw, equal thread bush is equipped with the second slider on two external screw threads that the second lead screw outside set up, and the upper portion fixedly connected with second connecting rod of second slider, two install the pressure area between the second connecting rod.
Preferably, the platform is rotationally connected with a transverse rotating rod, one side of the mounting plate is rotationally connected with two first bevel gears which are connected with each other in a meshed mode, the two first bevel gears are respectively and fixedly connected with one end of the second screw rod, and the outer side of the transverse rotating rod is sleeved with the sliding sleeve.
Preferably, the upper portion of the platform is rotationally connected with a vertical rotating rod, the vertical rotating rod is located above the transverse rotating rod, one side of the lower pressing plate is rotationally connected with two second bevel gears which are connected with each other in a meshed mode, the two second bevel gears are respectively and fixedly connected with one end of the first screw rod, and the sliding sleeve is arranged on the outer side of the vertical rotating rod.
Preferably, the upper part of the platform is rotationally connected with two third bevel gears, and the two third bevel gears are respectively fixedly sleeved at the bottom end of the vertical rotating rod and the outer side of the transverse rotating rod.
Preferably, a limit rod is connected in a threaded hole formed in the side of the mounting plate in a threaded manner, and the movable end of the limit rod is contacted with one side of the platform.
Preferably, the lifting driving assembly comprises a hydraulic rod and two stabilizing rods, the hydraulic rod is arranged on the top plate, the movable end of the hydraulic rod and the bottom end of the stabilizing rod are fixedly connected to the upper portion of the lower pressing plate, and the stabilizing rods are slidably connected in stabilizing grooves formed in the top plate.
The utility model provides a compression resistance testing device for a welded steam pipeline, which has the following beneficial effects:
This resistance to compression testing arrangement after steam pipe welding through setting up down the area of contact between this increase resistance to compression testing arrangement and the pipeline to this avoids influencing the problem of pipeline welding department resistance to compression detection's accuracy because of the atress concentrates, consequently can effectively improve the accuracy that resistance to compression testing arrangement detected after the steam pipe welding.
This resistance to compression testing arrangement behind steam pipe welding through setting up the area of pushing down, pushes down the area and is strap structure, can change the physique wantonly, consequently can carry out corresponding change according to the change of pipeline size, the device easy operation, convenient to use, consequently can effectively improve resistance to compression testing arrangement behind the steam pipe welding suitability and practicality to effectively reduce resistance to compression testing arrangement behind the steam pipe welding use cost, and detect the complexity.
This resistance to compression testing arrangement behind steam pipe welding through setting up horizontal bull stick and vertical bull stick, through the cooperation of this correlation structure, can make resistance to compression testing arrangement behind the steam pipe welding become simple and convenient according to the regulation of pipeline external diameter size, consequently can effectively improve resistance to compression testing arrangement behind the steam pipe welding's operation convenience.
Drawings
FIG. 1 is a perspective view of the whole of the present utility model;
FIG. 2 is a schematic perspective view of a platform according to the present utility model;
FIG. 3 is a schematic perspective view of the cooperation of the lower and upper press belts of the present utility model;
fig. 4 is a schematic perspective view of the cooperation of the mounting plate, lower platen and top plate of the present utility model.
[ Main reference numerals Specification ]
1. A platform; 2, a top plate, 3, a lower pressing plate, 4, a first screw rod, 5, a first connecting rod, 6, a lower pressing belt, 7, a mounting plate, 8, a second screw rod, 9, a second connecting rod, 10, an upper pressing belt, 11, a transverse rotating rod, 12, a first bevel gear, 13, a vertical rotating rod, 14, a second bevel gear, 15, a third bevel gear, 16, a limiting rod, 17, a hydraulic rod, 18 and a stabilizing rod.
Detailed Description
The embodiment of the utility model provides a compression resistance testing device for a welded steam pipeline.
Referring to fig. 1 to 4, the device comprises a platform 1, wherein the upper part of the platform 1 is fixedly connected with a top plate 2 through a fixing frame, the bottom of the top plate 2 is provided with a lower pressing plate 3, the top plate 2 is provided with a lifting driving component for driving the lower pressing plate 3 to lift, a first screw rod 4 is rotationally connected with a first sliding groove formed in the bottom of the lower pressing plate 3, two external threads formed in the outer side of the first screw rod 4 are respectively sheathed with a first sliding block in a threaded manner, the bottom of the first sliding block is fixedly connected with a first connecting rod 5, a lower pressing belt 6 is arranged between the two first connecting rods 5, and the platform 1 is provided with a fixing component;
Placing the pipeline on a fixing assembly, aligning a pressing belt 6 to a welding position of the pipeline, driving a pressing plate 3 to descend by using a lifting driving assembly, enabling the pressing plate 3 to contact the upper surface wall of the pipeline by using the pressing belt 6, and then pressing the pipeline by using the pressing belt 6 so as to detect the pressure resistance of the welding position of the pipeline;
The pressing belt 6 is of a cloth belt structure, can be changed according to the outer diameter of a pipeline, and can be adapted to pipelines of different sizes and types, and the first screw rod 4 is rotated according to the pipeline size, so that the first screw rod 4 is utilized to drive the two first connecting rods 5 to be close to each other or to be far away from each other, and therefore the distance between the two ends of the pressing belt 6 can be adjusted, and the pressing belt 6 can be conveniently adapted to the pipelines of different sizes and types.
Referring to fig. 1, the fixing assembly comprises three mounting plates 7 slidably connected to the upper portion of the platform 1, a second screw rod 8 is rotatably connected in a second sliding groove formed in the upper portion of the mounting plates 7, two external threads formed on the outer side of the second screw rod 8 are respectively provided with a second sliding block in a threaded sleeve manner, a second connecting rod 9 is fixedly connected to the upper portion of the second sliding block, and an upper pressing belt 10 is installed between the two second connecting rods 9;
The pipeline is placed in an upper pressing belt 10 on the mounting plate 7, the upper pressing belts 10 at two ends support the two ends of the pipeline, and the upper pressing belt 10 in the middle is matched with the lower pressing belt 6 to respectively contact the left side and the right side of a pipeline welding part;
The upper pressing belt 10 is of a cloth belt structure, can be changed according to the outer diameter of a pipeline, and can be used for adapting to pipelines of different sizes and types, and the second screw rod 8 is rotated according to the pipeline size, so that the second screw rod 8 is utilized to drive the two second connecting rods 9 to be close to or far away from each other, and therefore the distance between the two ends of the upper pressing belt 10 can be adjusted, and the upper pressing belt 10 can be conveniently adapted to pipelines of different sizes and types.
Referring to fig. 2 and 3, a transverse rotating rod 11 is rotatably connected to the platform 1, two first bevel gears 12 which are engaged with each other are rotatably connected to one side of the mounting plate 7, the two first bevel gears 12 are fixedly connected to one end of the second screw rod 8 respectively, and the two first bevel gears are slidably sleeved on the outer side of the transverse rotating rod 11;
By rotating the transverse rotating rod 11, the transverse rotating rod 11 drives each second screw rod 8 to rotate together by using the two first bevel gears 12 which are engaged with each other, so that the shape of the upper pressing belt 10 on each mounting plate 7 can be conveniently adjusted together.
Referring to fig. 2, a vertical rotating rod 13 is rotatably connected to the upper portion of the platform 1, the vertical rotating rod 13 is located above the horizontal rotating rod 11, two second bevel gears 14 which are engaged with each other are rotatably connected to one side of the lower pressing plate 3, the two second bevel gears 14 are fixedly connected to one end of the first screw rod 4 respectively, and the two second bevel gears are slidably sleeved on the outer side of the vertical rotating rod 13;
by rotating the vertical rotating rod 13, the vertical rotating rod 13 drives the first screw rod 4 to rotate by utilizing the second bevel gear 14.
Referring to fig. 2, two third bevel gears 15 are rotatably connected to the upper portion of the platform 1, and the two third bevel gears 15 are respectively fixedly sleeved at the bottom end of the vertical rotating rod 13 and the outer side of the horizontal rotating rod 11;
When the vertical rotating rod 13 rotates, the vertical rotating rod 13 drives the transverse rotating rod 11 to rotate by utilizing the third bevel gear 15, so that the lower pressing plate 3 and the upper pressing belt 10 can be adjusted simultaneously, and the end intervals adjusted by the lower pressing plate and the upper pressing belt are the same.
Referring to fig. 1, a threaded hole formed in the mounting plate 7 is threaded with a stop lever 16, and the movable end of the stop lever 16 contacts with one side of the platform 1;
By rotating the limit rod 16, the movable end of the limit rod 16 is propped against the side wall of the platform 1, so that the friction force between the mounting plate 7 and the platform 1 can be increased, and the mounting plate 7 can be fixed on the platform 1 and cannot slide.
Referring to fig. 1, the lifting driving assembly includes a hydraulic rod 17 and two stabilizing rods 18, the hydraulic rod 17 is mounted on the top plate 2, the movable end of the hydraulic rod 17 and the bottom end of the stabilizing rod 18 are fixedly connected to the upper part of the lower pressure plate 3, and the stabilizing rod 18 is slidably connected in a stabilizing groove formed in the top plate 2;
The hydraulic rod 17 is in driving connection with the hydraulic pump, and the hydraulic rod 17 is utilized to drive the lower pressing plate 3 to lift.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421260429.XU CN223050984U (en) | 2024-06-04 | 2024-06-04 | Compression-resistant testing device for welded steam pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421260429.XU CN223050984U (en) | 2024-06-04 | 2024-06-04 | Compression-resistant testing device for welded steam pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223050984U true CN223050984U (en) | 2025-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421260429.XU Active CN223050984U (en) | 2024-06-04 | 2024-06-04 | Compression-resistant testing device for welded steam pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223050984U (en) |
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- 2024-06-04 CN CN202421260429.XU patent/CN223050984U/en active Active
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