CN202433263U - Full-size bending load mechanical testing machine - Google Patents
Full-size bending load mechanical testing machine Download PDFInfo
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- CN202433263U CN202433263U CN2012200483179U CN201220048317U CN202433263U CN 202433263 U CN202433263 U CN 202433263U CN 2012200483179 U CN2012200483179 U CN 2012200483179U CN 201220048317 U CN201220048317 U CN 201220048317U CN 202433263 U CN202433263 U CN 202433263U
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- bending
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- restraint
- load mechanical
- testing machine
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Abstract
The utility model belongs to the technical field of devices for studying and testing material performance and particularly relates to a full-size bending load mechanical testing machine for petroleum pipe materials. The problem that the full-size bending performance analysis cannot be performed to the petroleum pipe materials exists in the prior art. For overcoming the problem in the prior art, the technical scheme is that the full-size bending load mechanical testing machine comprises a cross beam, a push bending device and two bending restraint devices. The push bending device and the bending restraint devices are slidably sleeved on the cross beam, the push bending device is arranged between the two bending restraint devices and consists of a movable frame sleeved on the cross beam and a hydraulic cylinder detachably arranged at the upper portion of the movable frame, and a push-out clamp tile is arranged at the movement end of the hydraulic cylinder. Each bending restraint device consists of a moveable frame sleeved on the cross beam and a restraint frame detachably arranged at the upper portion of the movable frame. The full-size bending load mechanical testing machine is flexible in movement, easy to install and dismount, convenient to maintain and wide in adaptability.
Description
Technical field
The utility model belongs to material property research and testing apparatus technical field, is specifically related to a kind of full-scale mechanics of bending testing experiment machine of oil country tubular goods.
Background technology
Development along with oil and gas industry; The oil gas well of harsh working conditions such as deep-well, ultra deep well, high-pressure gas well, hp-ht well, horizontal well is more and more; These wells are increasingly high to the performance and the quality requirements of oil country tubular goods, need the more novel tube of exploitation kind.In the novel tube of exploitation; Anti-bending strength to oil country tubular goods is had relatively high expectations; Event need be tested and estimate structural intergrity and the sealing integrity of tubing under bending stress; Design a kind of bending load mechanical test machine, be used for the full-scale bending property test of tubing and estimate especially seeming urgent.The small-sized material bending testing machine of domestic-developed can not satisfy the requirement of full-scale evaluation test at present.The testing machine that it is reported moulding abroad; But its complex structure; Manufacturing cost is higher, has only few enterprise just can carry out this test, and the result causes: because can not be to the accurate mensuration of oil country tubular goods bending property; Tubing receives high bending stress to cause the accidents such as flexural deformation, fatigue even fracture of tubing in the oil field thereby make, and influences the safe and reliable of petroleum engineering.
The utility model content
The utility model provides a kind of full-scale bending load mechanical test machine, to overcome the problem that can not carry out full-scale bending property evaluation to oil country tubular goods that prior art exists.
For overcoming the problem that prior art exists, the technical scheme that the utility model adopted is:
A kind of full-scale bending load mechanical test machine; Comprise crossbeam, bending device and crooked restraint device; Said bending device and crooked restraint device are sheathed on the crossbeam slidably, and said crooked restraint device is provided with two, and the bending device is arranged between two crooked restraint devices; Said bending device is made up of with the hydraulic cylinder that is removable installed in activity box top the activity box that is sheathed on the crossbeam, and the motion end of hydraulic cylinder is provided with and ejects slips; Said crooked restraint device is made up of with the constraint frame that is removable installed in activity box top the activity box that is sheathed on the crossbeam.
The inwall of above-mentioned activity box is provided with pulley, and crossbeam is provided with the guide rail that cooperates with pulley.
Above-mentioned bending device is provided with two.
Above-mentioned constraint frame is a Collapsible structure.Be convenient to adjust the size of constraint frame, thereby adapt to the tubing of different size.
Compared with prior art, the utility model has the advantages that:
1, adopts horizontal type structure; Whole curved frames adopts horizontal type structure can realize applying bending load than elongated tubular or strip sample; Its bending load can reach hundreds of ton, vertical structure at present, the laying of more convenient framework, the installation of sample and moving of activity box.
2, according to specimen length specification and magnitude of load, can realize that three-point bending loads and four-point bending loads, realize the bending load of demands of different.
3, this pilot system is in loading procedure, by sample, eject slips and the constraint frame is born load, needn't adopt ground to fix, and to the dependence of other restraint devices, not only increased reliability, but also reduced cost when having avoided large-scale load to load.
4, constraint frame and hydraulic cylinder can freely load and unload on activity box, and activity box moves freely on crossbeam through pulley, make the utlity model has mobile flexible, installing/dismounting is easy, easy to maintenance, the advantage of wide adaptability.
5, this pilot system can cooperate with other testing machine, for example with full-scale stretching
/The compressive load testing machine cooperates, and can realize the stretching of oil country tubular goods under big load
/Compression test.
Description of drawings
Fig. 1 is the one-piece construction synoptic diagram of the utility model.
Description of reference numerals is following:
1-crossbeam, 2-hydraulic cylinder, 3-eject slips, 4-constraint frame, 5-activity box.
Embodiment
To combine accompanying drawing that the utility model is at length explained below.
Referring to Fig. 1, a kind of full-scale bending load mechanical test machine comprises crossbeam 1, bending device and crooked restraint device.Said bending device and crooked restraint device are sheathed on the crossbeam 1 slidably; Said crooked restraint device is provided with two; Two bending devices in the present embodiment are arranged between two crooked restraint devices; Said bending device is made up of with the hydraulic cylinder 2 that is removable installed in activity box 5 tops the activity box 5 that is sheathed on the crossbeam 1, and the motion end of hydraulic cylinder 2 is provided with and ejects slips 3; Said crooked restraint device is made up of with the constraint frame 4 that is removable installed in activity box 5 tops the activity box 5 that is sheathed on the crossbeam 1.On the inwall of activity box 5, be provided with pulley, crossbeam 1 is provided with the guide rail that cooperates with pulley.Said constraint frame 4 is a Collapsible structure.
Crooked loading mode (three-point bending Loading Method); Test loading procedure: for the sample of three-point bending loading; Sample places on the hydraulic cylinder 2; Place samples through two constraint frames 4 and a middle hydraulic cylinder 2,, place the test point of sample ejecting hydraulic cylinder by the two ends of constraint frame 4 fixing sample; Hydraulic means through hydraulic cylinder 2 applies bending load to sample.
Crooked loading mode (four-point bending Loading Method); Test loading procedure: for the sample of four-point bending loading; Sample places on two hydraulic cylinders 2; Place sample through two constraint frames 4 and two hydraulic cylinders 2,, two hydraulic cylinders 2 are placed the test point of sample by the two ends of constraint frame 4 fixing sample; Hydraulic means through hydraulic cylinder 2 applies bending load to sample.
Claims (4)
1. full-scale bending load mechanical test machine; It is characterized in that: comprise crossbeam (1), bending device and crooked restraint device; Said bending device and crooked restraint device are sheathed on the crossbeam (1) slidably; Said crooked restraint device is provided with two; The bending device is arranged between two crooked restraint devices, and said bending device is made up of the hydraulic cylinder (2) that is sheathed on the activity box (5) on the crossbeam (1) and is removable installed in activity box (5) top, and the motion end of hydraulic cylinder (2) is provided with and ejects slips (3); Said crooked restraint device is made up of the constraint frame (4) that is sheathed on the activity box (5) on the crossbeam (1) and is removable installed in activity box (5) top.
2. according to the said a kind of full-scale bending load mechanical test machine of claim 1, it is characterized in that: the inwall of said activity box (5) is provided with pulley, and crossbeam (1) is provided with the guide rail that cooperates with pulley.
3. according to claim 1 or 2 said a kind of full-scale bending load mechanical test machines, it is characterized in that: said bending device is provided with two.
4. according to the said a kind of full-scale bending load mechanical test machine of claim 3, it is characterized in that: said constraint frame (4) is a Collapsible structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200483179U CN202433263U (en) | 2012-02-15 | 2012-02-15 | Full-size bending load mechanical testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200483179U CN202433263U (en) | 2012-02-15 | 2012-02-15 | Full-size bending load mechanical testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202433263U true CN202433263U (en) | 2012-09-12 |
Family
ID=46782703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200483179U Expired - Fee Related CN202433263U (en) | 2012-02-15 | 2012-02-15 | Full-size bending load mechanical testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202433263U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103245555A (en) * | 2013-05-10 | 2013-08-14 | 宝鸡石油钢管有限责任公司 | Multifunctional compound loading test device of full-size oil gas tubular product |
| CN103308397A (en) * | 2013-06-18 | 2013-09-18 | 中国海洋石油总公司 | Four-point bending test device for full-size metal composite tube |
| CN103900913A (en) * | 2012-12-25 | 2014-07-02 | 中国直升机设计研究所 | Assessment area equal bending moment applying apparatus |
| CN103926154A (en) * | 2014-04-25 | 2014-07-16 | 西安利尔石油工程技术有限公司 | Device for testing bending fatigue of oil casing under complex load |
| CN104198298A (en) * | 2014-09-18 | 2014-12-10 | 武汉科技大学 | Testing device for bending resistance of anchor rod |
| CN104897482A (en) * | 2015-06-16 | 2015-09-09 | 中国人民解放军63983部队 | Device for testing pure bending performance of beam |
| CN106644322A (en) * | 2016-12-09 | 2017-05-10 | 中国电力科学研究院 | Load test device of splicing sleeve protection device |
| CN110057683A (en) * | 2019-05-06 | 2019-07-26 | 广东海源管业有限公司 | A kind of prestress pipe external pressure loading detection device of 3 stress |
-
2012
- 2012-02-15 CN CN2012200483179U patent/CN202433263U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900913A (en) * | 2012-12-25 | 2014-07-02 | 中国直升机设计研究所 | Assessment area equal bending moment applying apparatus |
| CN103900913B (en) * | 2012-12-25 | 2016-09-07 | 中国直升机设计研究所 | A kind of examination region equal bending moments bringing device |
| CN103245555A (en) * | 2013-05-10 | 2013-08-14 | 宝鸡石油钢管有限责任公司 | Multifunctional compound loading test device of full-size oil gas tubular product |
| CN103308397A (en) * | 2013-06-18 | 2013-09-18 | 中国海洋石油总公司 | Four-point bending test device for full-size metal composite tube |
| CN103926154A (en) * | 2014-04-25 | 2014-07-16 | 西安利尔石油工程技术有限公司 | Device for testing bending fatigue of oil casing under complex load |
| CN103926154B (en) * | 2014-04-25 | 2016-03-02 | 西安三维应力工程技术有限公司 | Bending fatigue testing device under tubing and casing combined load |
| CN104198298A (en) * | 2014-09-18 | 2014-12-10 | 武汉科技大学 | Testing device for bending resistance of anchor rod |
| CN104897482A (en) * | 2015-06-16 | 2015-09-09 | 中国人民解放军63983部队 | Device for testing pure bending performance of beam |
| CN106644322A (en) * | 2016-12-09 | 2017-05-10 | 中国电力科学研究院 | Load test device of splicing sleeve protection device |
| CN106644322B (en) * | 2016-12-09 | 2020-07-24 | 中国电力科学研究院 | Load test device of splicing sleeve protection device |
| CN110057683A (en) * | 2019-05-06 | 2019-07-26 | 广东海源管业有限公司 | A kind of prestress pipe external pressure loading detection device of 3 stress |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20180215 |