CN204086036U - A kind of multi-functional loading pipeline complete buckling experimental system - Google Patents
A kind of multi-functional loading pipeline complete buckling experimental system Download PDFInfo
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- CN204086036U CN204086036U CN201420542160.4U CN201420542160U CN204086036U CN 204086036 U CN204086036 U CN 204086036U CN 201420542160 U CN201420542160 U CN 201420542160U CN 204086036 U CN204086036 U CN 204086036U
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Abstract
The utility model relates to a kind of multi-functional loading pipeline complete buckling experimental system, comprising: self-balancing reaction frame (1), machinery loading device (2); Multi-functional loading blocks (3); Pipeline bootstrap block (4); Liquid circulating apparatus (5) and controller (6).Liquid circulating apparatus (5) wherein comprises head tank (5a), feeder pump (5b), primary heater (5c) and counterbalance valve (5d); The liquid that described head tank (5a) is inner is pumped to pipeline (7) by feeder pump (5b) and circulation line, and circulation line is provided with primary heater (5c) and counterbalance valve (5d); Described controller (6) is for controlling feeder pump (5b) and primary heater (5c); The position be connected with pipeline (7) rear end in multi-functional loading blocks (3) and fixed block (9b) is provided with drain tap (9c).The utility model can realize pipe temperature, pressure and power and load, can the similarities and differences of more each load mode.
Description
Technical field
The utility model belongs to Structural Engineering field, relates to a kind of pipeline complete buckling experimental system.
Background technology
Submarine pipeline is the important component part of deep-sea oil exploitation.Can normally be delivered to seashore or storage facilities in order to ensure crude oil extraction, crude oil must transport with very high temperature and pressure.Meanwhile, be limited to deep ocean work condition, deep-sea oil pipeline often can only be laid immediately on sea bed, not easily buries.Therefore, pipelines in deep sea complete buckling problem is more remarkable.Particularly deep-sea oil pipeline mostly is multilayer composite pipeline, and as tube-in-tube, boundling pipeline etc., the complete buckling characteristic of these pipelines lacks systematic study, and be equivalent to individual layer pipeline often and analyze, this does not obviously meet reality.
Existing submarine pipeline complete buckling experimental provision, has single value-added tax function, such as mechanical load mode, only can use some kind pipeline, as individual layer pipeline.By applying axial displacement simulation axle pressure in pipeline one end, produce flexing.This does not obviously conform to the mechanism that submarine pipeline produces complete buckling because of High Temperature High Pressure, therefore need to provide a set of multi-functional value-added tax function (temperature, pressure and power three kinds of load modes) that has, the complete buckling experimental provision of various pipes (individual layer pipeline, tube-in-tube and boundling pipeline etc.) can be used.
Utility model content
The purpose of this utility model is the above-mentioned deficiency overcoming prior art, provides a kind of multi-functional loading pipeline complete buckling experimental provision.The technical solution of the utility model is as follows:
A kind of multi-functional loading pipeline complete buckling experimental system, for testing pipeline (7), comprise: self-balancing reaction frame (1), machinery loading device (2), multi-functional loading blocks (3), pipeline bootstrap block (4), liquid circulating apparatus (5) and controller (6), wherein
Loading end slide rail (1a) is fixed with in the front end of self-balancing reaction frame (1); Described multi-functional loading blocks (3) comprise be placed in loading end slide rail (1a) slidably base (3a), be fixed on the loading blocks (3b) of slidably base (3a), offer thru-bolt interface (3e) in the front portion of loading blocks (3b), its rear portion offers pipe joint (3f);
Described machinery loading device (2) comprises mechanical load base (2a), be fixed on nut (2b) on mechanical load base (2a) and thru-bolt (2c), described pipeline bootstrap block (4) comprises bootstrap block base (4a) and is fixed on the guide plate (4b) on bootstrap block base (4a), and described mechanical load base (2a) and bootstrap block base (4a) are respectively in the front-end and back-end of loading end slide rail (1a); Thru-bolt (2c) one end of machinery loading device (2) is fixed with rotating disk (2d), and the other end enters described thru-bolt interface (3e) through after described nut (2b); The front end of described pipeline (7) is connected to described pipe joint (3f) place through after guide plate (4b);
The rear end of described self-balancing reaction frame (1) is provided with stiff end slide rail (1c), stiff end slide rail (1c) is fixed with outlet stiff end base (9a) by slide block, outlet stiff end base (9a) is provided with fixed block (9b), and the rear end of pipeline (7) is fixed on described fixed block (9b);
Described pipeline liquid circulating device (5) comprises head tank (5a), feeder pump (5b), primary heater (5c) and counterbalance valve (5d); The liquid that described head tank (5a) is inner is pumped to pipeline (7) by feeder pump (5b) and circulation line, and circulation line is provided with primary heater (5c) and counterbalance valve (5d); Described controller (6) is for controlling feeder pump (5b) and primary heater (5c); Multi-functional loading blocks (3) is provided with the exhausr port (3g) be connected with described pipeline (7) front end, exhausr port (3g) place is provided with drain tap (3c); The position be connected with pipeline (7) rear end at fixed block (9b) is provided with drain tap (9c);
Pipeline (7) is distributed with force snesor (12a) and temperature sensor (12b), is respectively used to axle power and the temperature of measuring channel (7).
Preferably, lateral support slide rail (1b) is fixed with respectively in the both sides of self-balancing reaction frame (1), the lateral support slide rail (1b) of both sides is symmetrically distributed with multipair lateral support (8), each lateral support (8) comprises the mobile base (8a) be fixed on by slide block and fastening bolt on lateral support slide rail (1b), oval steel (8b), nut (8c) and baffle plate (8d), oval steel (8b) is placed in mobile base (8a) opening, oval steel (8b) is anchored on guarantees that baffle plate (8d) is just encountered pipeline (7) and is unlikely to apply pipeline (7) position of side force.
The utility model provides fluid circulation system and the mechanical load system of complete set, can realize pipe temperature, pressure and power and load, can the similarities and differences of more each load mode; Dissimilar tube shaped can also be adapted to, be not only applicable to mono-layer tube road, also be applicable to complete buckling phenomenon such as research tube-in-tube, boundling pipeline etc.
Accompanying drawing explanation
In order to the enforcement technical scheme of the utility model patent is clearly described, below the accompanying drawing that embodiment will use is described, obviously, following accompanying drawing is only some embodiments of the utility model patent, for those of ordinary skill in the art, under the prerequisite not paying creative work, other embodiments can also be developed according to these accompanying drawings.
Fig. 1 is the plane composition schematic diagram of the utility model patent multi-functional loading pipeline complete buckling experimental provision;
Fig. 2 is the self-balancing reaction frame axonometric drawing of the utility model patent multi-functional loading pipeline complete buckling experimental provision;
Fig. 2 a is the self-balancing reaction frame loading end axonometric drawing of the utility model patent multi-functional loading pipeline complete buckling experimental provision;
Fig. 2 b is the self-balancing reaction frame stiff end axonometric drawing of the utility model patent multi-functional loading pipeline complete buckling experimental provision;
Fig. 3 is the multi-functional loading blocks decomposing schematic representation of the utility model patent multi-functional loading pipeline complete buckling experimental provision;
Fig. 4 is the lateral support axonometric drawing of the utility model patent multi-functional loading pipeline complete buckling experimental provision;
Fig. 5 is pipeline strain sheet and the thermopair layout schematic diagram of the utility model patent multi-functional loading pipeline complete buckling experimental provision.
Wherein,
1 is self-balancing reaction frame, and 1a is loading end slide rail, and 1b is lateral support slide rail, and 1c is stiff end slide rail;
2 is machinery loading devices, and 2a is base, and 2b is nut, and 2c is thru-bolt, and 2d is rotating disk;
3 is multi-functional loading blocks, and 3a is slidably base, and 3b is loading blocks, and 3c is drain tap, and 3d is liquid-inlet, and 3e is thru-bolt interface, and 3f is pipe joint, and 3g is exhausr port;
4 is pipeline bootstrap blocks, and 4a is bootstrap block base, and 4b guides steel disc;
5 is liquid circulating apparatus, and 5a is head tank, and 5b is feeder pump, and 5c is primary heater, and 5d is counterbalance valve, and 5e is flow ipe, and 5f is outflow conduit;
6 is temperature, pressure controller;
7 is pipelines, and 7a is pipeline test section, and 7b is duct test section;
8 is sidewise restraints, and 8a is mobile base, and 8b is oval steel, and 8c is nut, and 8d is baffle plate;
9 is outlet stiff ends, and 9a is base, and 9b is fixed block, and 9c is drain tap;
10 is slide blocks;
11 is fastening bolts;
12 is monitoring instruments, and 12a is foil gauge, and 12b is thermopair.
Embodiment
Below in conjunction with accompanying drawing, carry out clear, complete description to the utility model patent working technical scheme, obviously, described example of executing is only that the part of the utility model patent executes example, and not all executes example.Based on executing example in the utility model patent, what those of ordinary skill in the art obtained under the prerequisite not making innovative labor every otherly executes example, all belongs to the scope of the utility model patent protection.
Embodiment one
Standard machinery load mode.According to standard machinery load mode, then do not need liquid circulating apparatus 5 and temperature, pressure control device 6 participates in test.As shown in Figure 1-2, the standard machinery that the utility model patent Example proposes loads pipeline complete buckling simulation test device, and it comprises self-balancing reaction frame 1, machinery loading device 2, multi-functional loading blocks 3, pipeline bootstrap block 4, pipeline 7, sidewise restraint 8, outlet fixed block 9 etc.First, slide block 10 and fastening bolt 11 is utilized base 2a, slidably base 3a, bootstrap block base 4a and base 9a to be fixed.The long bolt 2c of machinery loading device 2 is connected to the long bolt interface 3e of loading blocks 3b through nut 2b.Pipeline 7 one end connects the pipe joint 3f of loading blocks 3b (as Fig. 3) through pipeline bootstrap block 4, and the pipeline other end is inserted fixed block 9b.Then utilize fastening bolt 11 that guiding steel disc 4b is fixed on bootstrap block base 4a.Drain tap 3c is connected to exhausr port 3g.
Lateral support 8 is installed on lateral support slide rail 1b, as shown in Figure 4, described lateral support 8 comprises mobile base 8a, oval steel 8b, nut 8c, baffle plate 8d.Mobile base 8a is by slide block 10 and fastening bolt 11 is equally spaced is fixed on lateral support 1b, is placed in base 8a opening by oval steel 8b, adjusts oval steel 8b position and ensures that baffle plate 8d just encounters pipeline 7 and is unlikely to apply side force to pipeline 7.Utilize the fastening oval steel 8b of nut 8c.
Pipeline test section 7a and duct test section 7b equidistantly arranges that foil gauge 12a is for monitoring pipeline axial force, as Fig. 5.
So far, testing equipment has been debugged.
Before axially loading, unclamp the fastening bolt 11 for fixing multi-functional loading blocks 3, guarantee that multi-functional loading blocks 3 can slide axially along loading end slide rail 1a.The rotating disk 2d of rotary machine charger 2, is made thru-bolt 2c inwardly be headed into by nut 2b, applies axial force to pipeline 7, and complete buckling occurs duct test section 7b.
In addition, duct test section 7b length can regulate.Unclamp the fastening bolt 11 of outlet stiff end 9, slide along stiff end slide rail 1c, design attitude to be slid into, by the fastening outlet stiff end 9 of fastening bolt 11.
For some test, sidewise restraint 8 not necessarily.
Can banketing below duct test section 7b, for simulating actual pipeclay effect, or placing other form rigid plate, for simulating the rigidity sea bed face of various physical features.
Above-mentioned duct test section 7b can be individual layer pipeline, tube-in-tube pipeline, compound pipeline complex pipeline and boundling pipeline etc., and above-mentioned pipeline test section 7a can be the interior pipe of individual layer pipeline, the interior pipe of tube-in-tube pipeline, the interior pipe of compound pipeline complex pipeline and boundling pipeline.
Embodiment two
Temperature, pressure load mode.As shown in Figure 1-2, the temperature that the utility model patent Example proposes, pressure load pipeline complete buckling simulation test device, it comprises self-balancing reaction frame 1, machinery loading device 2, multi-functional loading blocks 3, pipeline bootstrap block 4, liquid circulating apparatus 5, temperature, pressure controller 6, pipeline 7, sidewise restraint 8, outlet fixed block 9 etc.Liquid circulating apparatus 5 and temperature and pressure controller 6, with embodiment one, only need be accessed self-balancing reaction frame 1 by the basic assembling process of experimental provision, flow ipe 5e are accessed the liquid-inlet 3d of loading blocks 3b, and outflow conduit 5f is accessed fixed block 9b.
Described body fluid circulatory device 5 comprises: 5a is head tank, and 5b is feeder pump, and 5c is primary heater, and 5d is counterbalance valve, and 5e is flow ipe, and 5f is outflow conduit.As shown in Figure 1, head tank 5a, feeder pump 5b, primary heater 5c, temperature, pressure controller 6, flow ipe 5e, loading blocks 3b, pipeline 7, fixed block 9b, outflow conduit 5f and counterbalance valve 5d are connected successively, form closed-loop path.
Open drain tap 3c and 9c, start feeder pump 5b and primary heater 5c by temperature, pressure controller 6, now in feedstock pump 5b, liquid starts to flow in the closed circuit, and in loop, gas can be discharged from drain tap 3c and 9c.Then close drain tap 3c and 9c, be now full of by liquid in loop, without gas.Multi-functional loading blocks 2 is fixed by slide block 10 and fastening bolt 11.
Pipeline test section 7a and duct test section 7b equidistantly arranges that foil gauge 12a and thermopair 12b is for monitoring pipeline axial force and temperature, as Fig. 5.
So far, testing equipment has been debugged.
During loading, by temperature, pressure controller 6 controls fluid temperature and interior pressure in pipeline 7, by foil gauge 12a and thermopair 12b Real-Time Monitoring pipeline 7 internal force and temperature.
Embodiment three
Temperature, pressure, mechanical mixture load mode.As shown in Figure 1-2, temperature, pressure, mechanical load pipeline complete buckling simulation test device that the utility model patent Example proposes, it comprises self-balancing reaction frame 1, machinery loading device 2, multi-functional loading blocks 3, pipeline bootstrap block 4, liquid circulating apparatus 5, temperature, pressure controller 6, pipeline 7, sidewise restraint 8, outlet fixed block 9 etc.The basic assembling process of experimental provision is with embodiment two.
Before carrying out temperature and pressure loading by temperature and pressure controller 6, first unclamp the fastening bolt 11 for fixing multi-functional loading blocks 3, guarantee that multi-functional loading blocks 3 can slide axially along loading end slide rail 1a.The rotating disk 2d of rotary machine charger 2, makes thru-bolt 2c inwardly be headed into by nut 2b, applies pre-axle power to pipeline 7.After mechanical load completes, fix multi-functional loading blocks 3 by slide block 10 and fastening bolt 11.Start liquid-circulating in pipeline 7 by temperature and pressure controller 6, temperature and pressure load is applied to pipeline.
Claims (2)
1. a multi-functional loading pipeline complete buckling experimental system, for testing pipeline (7), comprise: self-balancing reaction frame (1), machinery loading device (2), multi-functional loading blocks (3) and pipeline bootstrap block (4), is characterized in that, described experimental system also comprises liquid circulating apparatus (5) and controller (6), wherein
Loading end slide rail (1a) is fixed with in the front end of self-balancing reaction frame (1); Described multi-functional loading blocks (3) comprise be placed in loading end slide rail (1a) slidably base (3a), be fixed on the loading blocks (3b) of slidably base (3a), offer thru-bolt interface (3e) in the front portion of loading blocks (3b), its rear portion offers pipe joint (3f);
Described machinery loading device (2) comprises mechanical load base (2a), be fixed on nut (2b) on mechanical load base (2a) and thru-bolt (2c), described pipeline bootstrap block (4) comprises bootstrap block base (4a) and is fixed on the guide plate (4b) on bootstrap block base (4a), and described mechanical load base (2a) and bootstrap block base (4a) are respectively in the front-end and back-end of loading end slide rail (1a); Thru-bolt (2c) one end of machinery loading device (2) is fixed with rotating disk (2d), and the other end enters described thru-bolt interface (3e) through after described nut (2b); The front end of described pipeline (7) is connected to described pipe joint (3f) place through after guide plate (4b);
The rear end of described self-balancing reaction frame (1) is provided with stiff end slide rail (1c), stiff end slide rail (1c) is fixed with outlet stiff end base (9a) by slide block, outlet stiff end base (9a) is provided with fixed block (9b), and the rear end of pipeline (7) is fixed on described fixed block (9b);
Described pipeline liquid circulating device (5) comprises head tank (5a), feeder pump (5b), primary heater (5c) and counterbalance valve (5d); The liquid that described head tank (5a) is inner is pumped to pipeline (7) by feeder pump (5b) and circulation line, and circulation line is provided with primary heater (5c) and counterbalance valve (5d); Described controller (6) is for controlling feeder pump (5b) and primary heater (5c); Multi-functional loading blocks (3) is provided with the exhausr port (3g) be connected with described pipeline (7) front end, exhausr port (3g) place is provided with drain tap (3c); The position be connected with pipeline (7) rear end at fixed block (9b) is provided with drain tap (9c);
Pipeline (7) is distributed with force snesor (12a) and temperature sensor (12b), is respectively used to axle power and the temperature of measuring channel (7).
2. kind according to claim 1 multi-functional loading pipeline complete buckling experimental system, it is characterized in that, lateral support slide rail (1b) is fixed with respectively in the both sides of self-balancing reaction frame (1), the lateral support slide rail (1b) of both sides is symmetrically distributed with multipair lateral support (8), each lateral support (8) comprises the mobile base (8a) be fixed on by slide block and fastening bolt on lateral support slide rail (1b), oval steel (8b), nut (8c) and baffle plate (8d), oval steel (8b) is placed in mobile base (8a) opening, oval steel (8b) is anchored on guarantees that baffle plate (8d) is just encountered pipeline (7) and is unlikely to apply pipeline (7) position of side force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420542160.4U CN204086036U (en) | 2014-09-19 | 2014-09-19 | A kind of multi-functional loading pipeline complete buckling experimental system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420542160.4U CN204086036U (en) | 2014-09-19 | 2014-09-19 | A kind of multi-functional loading pipeline complete buckling experimental system |
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| Publication Number | Publication Date |
|---|---|
| CN204086036U true CN204086036U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420542160.4U Expired - Fee Related CN204086036U (en) | 2014-09-19 | 2014-09-19 | A kind of multi-functional loading pipeline complete buckling experimental system |
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| Country | Link |
|---|---|
| CN (1) | CN204086036U (en) |
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2014
- 2014-09-19 CN CN201420542160.4U patent/CN204086036U/en not_active Expired - Fee Related
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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: 20150107 Termination date: 20190919 |