CN212008163U - Bending test device for double-port connector - Google Patents
Bending test device for double-port connector Download PDFInfo
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- CN212008163U CN212008163U CN202020828488.8U CN202020828488U CN212008163U CN 212008163 U CN212008163 U CN 212008163U CN 202020828488 U CN202020828488 U CN 202020828488U CN 212008163 U CN212008163 U CN 212008163U
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- testing machine
- material testing
- port connector
- groove
- pressing cutter
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- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 238000005452 bending Methods 0.000 title claims abstract description 17
- 238000004154 testing of material Methods 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims 1
- 238000009864 tensile test Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A bending test device of a double-port connector comprises two reinforcing seats fixed on the working surface of a material testing machine, wherein a supporting plate is arranged on each reinforcing seat, and the upper part of each supporting plate is provided with an upper semi-circular arc-shaped groove matched with the outer walls of steel pipes with two groove heads; the material testing machine lifting pressure head positioning device further comprises a pressing cutter which is used for working in cooperation with the material testing machine lifting pressure head, the pressing cutter is of a plate-shaped structure, a positioning column which is used for positioning the material testing machine lifting pressure head is arranged on the pressing cutter, and a lower semi-circular-arc-shaped groove which is clamped in the middle groove of the double-bearing connector is arranged below the pressing cutter. The utility model discloses with the help of tensile test machine, accomplish the test of connector bending ability, bear the medium of span ability to defeated oil pipe line in advance and decide, assist for the actual defeated oil pipe line in battlefield and establish and provide the actual parameter foundation, simple structure, support stably.
Description
Technical Field
The utility model relates to a double-socket connector bending test device.
Background
In modern war, the main approach of oil guarantee in war is to transport by oil pipeline, and guarantee that oil pipeline accurately arrives at the appointed position in time to guarantee the oil smoothly flows in war, which is a fundamental work that must be done in preparation of military war. For the large-batch frequent connection and disassembly of pipelines at the replacement and conveying place, the frequent connection and disassembly operation is carried out between the pipelines and the connectors. The double-bearing connector is a connector for connecting a middle connecting pipeline of a steel infusion pipeline, and comprises a connector body, wherein the assembly parts of the connector are a sealing rubber ring, a steel locking ring and a sponge rubber strip. The connector body has three recesses in its surface, of which a central recess 51 is located in the middle. The groove head steel pipe is composed of a pipe body and groove heads at two ends of the pipe body, and an annular groove is formed in the middle of each groove head.
Along with the needs of military combat, an oil pipeline is required to be adapted to a flat environment and a mountainous region and hilly gully environment, the span and the bearing capacity of the oil pipeline required in the gully environment are high, when the span of the oil pipeline is large, a plurality of steel pipes are required to be connected together to form a pipeline spanning the gully, the pipeline is naturally bent downwards under the dual actions of self weight and liquid conveying gravity, if the pipeline can normally convey oil under the special regional condition of large span, the pipeline and the connector which can bear the high bending capacity are required, and if the produced connector achieves a certain bending capacity, the bending bearing capacity of the connector needs to be tested and detected. Therefore, there is a high necessity for a test apparatus for measuring the bending force applied to the connector in the pipeline.
Disclosure of Invention
The utility model aims at overcoming the above-mentioned not enough of prior art, and provide a double-socket connector bending test device, simple structure, support stably.
The technical scheme of the utility model is that: the device comprises two reinforcing seats fixed on the working surface of a material testing machine, wherein a supporting plate is arranged on the reinforcing seats, and the upper part of the supporting plate is provided with an upper semi-arc groove which is matched with the outer walls of the steel pipes with two groove heads; the material testing machine lifting pressure head positioning device further comprises a pressing cutter which is used for working in cooperation with the material testing machine lifting pressure head, the pressing cutter is of a plate-shaped structure, a positioning column which is used for positioning the material testing machine lifting pressure head is arranged on the pressing cutter, and a lower semi-circular-arc-shaped groove which is clamped in the middle groove of the double-bearing connector is arranged below the pressing cutter.
The pressure knife comprises an upper trapezoidal plate part and a lower rectangular plate part, the trapezoidal plate part is isosceles trapezoid, the upper bottom of the isosceles trapezoid is short, the lower bottom of the isosceles trapezoid is long, and the upper bottom of the trapezoidal plate part is in contact with the lower plane of the pressure head during testing.
Reinforcing plates are arranged on two sides of the supporting plate.
The reinforcing seat is fixed on the working surface of the material testing machine through a T-shaped bolt.
The utility model discloses with the help of tensile test machine, accomplish the test of connector bending ability, bear the intermedium of span ability to defeated oil pipe line in advance and decide, satisfy certain performance index and scope promptly, for example bending stress numerical value, assist for the actual defeated oil pipe line in battlefield and establish and provide the actual parameter foundation.
The utility model discloses also can be used in connector development process, detect out connector and bear bending capability and technical indicator in the pipeline.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a schematic diagram of the present invention.
In the figure, a reinforcing seat 1, a supporting plate 2, a pressing cutter 3, a positioning column 4, a double-socket connector 5, an intermediate groove 51, a reinforcing plate 6, a T-shaped bolt 7 and a groove head steel pipe 8 are arranged.
Detailed Description
In fig. 1 and 2, a supporting plate 2 is arranged on a reinforcing seat 1, and reinforcing plates 6 are arranged on two sides of the supporting plate 2. The upper part of the supporting plate 2 is provided with an upper semi-circular arc groove which is used for being matched with the outer walls of the two groove head steel pipes 8. The pressing knife 3 is used for being matched with the material testing machine up-down lifting pressure head to work, the pressing knife 3 is of a step-shaped plate-shaped structure, a positioning column 4 used for positioning the material testing machine up-down lifting pressure head is arranged on the pressing knife 3, and a lower semi-arc-shaped groove used for being clamped in a middle groove 51 of the double-port connector 5 is arranged below the pressing knife 3. The pressing knife 3 is composed of an upper trapezoidal plate part and a lower rectangular plate part, the trapezoidal plate part is isosceles trapezoid, and the upper bottom of the isosceles trapezoid is short and the lower bottom of the isosceles trapezoid is long. The reinforcing seat 1 is fixed on the working surface of the material testing machine through a T-shaped bolt 7.
A double-port connector bending test is carried out on a material testing machine, the two reinforcing seats 1 are supported by a working surface of the testing machine, and T-shaped bolts 7 of the reinforcing seats are connected in T-shaped grooves on the working surface to reliably fix the reinforcing seats 1; the inner arc of the lower semicircular arc groove of the press cutter 3 rides on the middle groove 51 of the double-port connector 5, the positioning column 4 at the top of the press cutter 3 is inserted into the inner hole of the up-down lifting press head of the material testing machine for centering, and the plane at the top of the press cutter 3 is contacted with the lower plane of the press head to bear the downward pressure.
In fig. 3, a is a state before the test tube is pressed, and B is a state before the test tube is spun.
According to the utility model discloses detect and obtain the concrete numerical value of the tensile force that bears that can truly reflect the connector, the crooked ability of bearing of truly reflecting the connector to obtain the biggest span 24m that the pipeline that connector, groove head steel pipe formed can bear. The present embodiment further takes the span of 24m as an example, and the connector is subjected to a simulation test of the bending resistance: three connectors with the bending bearing capacity meeting the requirement in the performance index are taken, four 6m groove head steel pipes are respectively connected with the connectors to form a 24m pipeline, two ends of the pipeline are hoisted, liquid with media is conveyed after the pipeline is emptied, whether the pipeline and the connectors work normally is observed, and if no liquid seeps out, the connectors can be applied to the pipeline with the span of 24 m.
Claims (4)
1. The utility model provides a two port connector bending test device which characterized in that: the device comprises two reinforcing seats (1) fixed on the working surface of a material testing machine, wherein a supporting plate (2) is arranged on the reinforcing seats (1), and an upper semicircular arc groove matched with the outer walls of two groove head steel pipes (8) is formed in the upper part of the supporting plate (2); the material testing machine material lifting pressure head positioning device is characterized by further comprising a pressing cutter (3) matched with the material testing machine lifting pressure head to work, wherein the pressing cutter (3) is of a plate-shaped structure, a positioning column (4) used for positioning the material testing machine lifting pressure head is arranged above the pressing cutter (3), and a lower semi-arc-shaped groove used for being clamped in a middle groove (51) of the double-port connector (5) is arranged below the pressing cutter (3).
2. The dual-port connector bend testing apparatus of claim 1, wherein: the pressing knife (3) is composed of an upper trapezoidal plate part and a lower rectangular plate part, the trapezoidal plate part is isosceles trapezoid, the upper bottom of the isosceles trapezoid is short, the lower bottom of the isosceles trapezoid is long, and the upper bottom of the trapezoidal plate part is in contact with the lower plane of the pressing head during testing.
3. The dual-port connector bend testing apparatus of claim 1, wherein: reinforcing plates (6) are arranged on two sides of the supporting plate (2).
4. The dual-port connector bend testing apparatus of claim 1, wherein: the reinforcing seat (1) is fixed on the working surface of the material testing machine through a T-shaped bolt (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020828488.8U CN212008163U (en) | 2020-05-18 | 2020-05-18 | Bending test device for double-port connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020828488.8U CN212008163U (en) | 2020-05-18 | 2020-05-18 | Bending test device for double-port connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212008163U true CN212008163U (en) | 2020-11-24 |
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ID=73409363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020828488.8U Active CN212008163U (en) | 2020-05-18 | 2020-05-18 | Bending test device for double-port connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212008163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184495A (en) * | 2021-12-09 | 2022-03-15 | 中国船舶科学研究中心 | Ship equivalent beam sensitivity coefficient calibration fixing device and measuring method |
| CN117054252A (en) * | 2023-10-11 | 2023-11-14 | 中国科学院金属研究所 | Tensile test device with scald-proof protection and sample collection function after fracture |
-
2020
- 2020-05-18 CN CN202020828488.8U patent/CN212008163U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184495A (en) * | 2021-12-09 | 2022-03-15 | 中国船舶科学研究中心 | Ship equivalent beam sensitivity coefficient calibration fixing device and measuring method |
| CN114184495B (en) * | 2021-12-09 | 2024-01-26 | 中国船舶科学研究中心 | Ship equivalent Liang Lingmin degree coefficient calibration fixing device and determination method |
| CN117054252A (en) * | 2023-10-11 | 2023-11-14 | 中国科学院金属研究所 | Tensile test device with scald-proof protection and sample collection function after fracture |
| CN117054252B (en) * | 2023-10-11 | 2023-12-12 | 中国科学院金属研究所 | Tensile test device with scald-proof protection and sample collection function after fracture |
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