CN204359298U - A kind of spiral welded steel pipe measuring instrument - Google Patents
A kind of spiral welded steel pipe measuring instrument Download PDFInfo
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- CN204359298U CN204359298U CN201420746830.4U CN201420746830U CN204359298U CN 204359298 U CN204359298 U CN 204359298U CN 201420746830 U CN201420746830 U CN 201420746830U CN 204359298 U CN204359298 U CN 204359298U
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- steel pipe
- spiral welded
- welded steel
- support frame
- outer support
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Abstract
The utility model embodiment proposes a kind of spiral welded steel pipe measuring instrument, comprising: outer support frame mechanism, at least two of being fixed in described outer support frame mechanism be distributed in tested spiral welded steel pipe periphery pressure follower, with described pressure follower interlock to measure the steel cable strainer of tested spiral welded steel pipe surface outer diameter.Such scheme proposes a kind of spiral welded steel pipe measuring instrument, can be arranged on existing spiral welded pipe production line to realize instant online girth or the diameter measurement of steel pipe.
Description
Technical field
the utility model relates to the machinery in a kind of metallurgy, iron and steel, steel pipe, welded still pipe, oil-gas transportation field, especially relates to a kind of spiral welded steel pipe measuring instrument.
Background technology
be widely applied to spiral welded steel pipe at metallurgy, iron and steel, steel pipe, welded still pipe, oil-gas transportation in field, for the transmission of petroleum gas, low-pressure fluid, be also used as structural member and use.
in the prior art, the overall diameter precision of spiral welded steel pipe is an important indicator for evaluating spiral welded steel pipe, therefore measures the overall diameter (or outer perimeter) of spiral welded steel pipe in real time with regard to needing on spiral welded steel pipe production line.Extensively manual measurement and laser measurement two kinds of modes are adopted in prior art.
manual measurement mode also exists that efficiency is low and precision is low, can not accomplish the problem of continuous coverage.
laser measurement mode precision is high, can continuous coverage diameter of steel tube, but in the measurement of large diameter steel pipe, difficulty is comparatively large, and mostly is off-line type, cannot on-line measurement on a production line.Also can be very huge if enterprise adopts laser measurement mode to invest, even meet or exceed the investment of steel pipe main body production equipment.Therefore rarely the diameter accuracy controlling spiral welded steel pipe is in this way adopted by enterprise.
Utility model content
the problem of needs of precision, efficiency, cost of investment cannot be met for current spiral welded steel pipe on-line measurement means, propose a kind of spiral welded steel pipe measuring instrument.
to achieve these goals, the utility model embodiment provides a kind of spiral welded steel pipe measuring instrument, comprising: outer support frame mechanism, at least two of being fixed in described outer support frame mechanism be distributed in tested spiral welded steel pipe periphery pressure follower, with described pressure follower interlock to measure the steel cable strainer of tested spiral welded steel pipe surface outer diameter;
each pressure follower wherein said comprise be fitted in tested spiral welded steel pipe surface pivots supporting roller, steel cable wheel, for described supporting roller being pressed to the spring compression mechanism on described tested spiral welded steel pipe surface; Wherein said supporting roller is universal ball structure, takes turns being rigidly connected with steel cable; Supporting roller is pressed on tested spiral welded steel pipe surface by spring and rotates with described tested spiral welded steel pipe to make tested spiral welded steel pipe described supporting roller when spinning motion by described spring compression mechanism; Described steel cable strainer comprises: wire rope, displacement transducer, tensioning spring mechanism; The described wire rope steel cable walked around in each pressure follower is taken turns and is fixed in described tensioning spring mechanism, and institute's displacement sensors is arranged in tensioning spring mechanism to measure the length variations of described wire rope.
wherein, include four pressure followers, and four pressure followers are evenly distributed in the periphery of tested spiral welded steel pipe; And described wire rope is around on the steel cable wheel of four pressure followers.
wherein, described four pressure follower across distribution, two pressure followers vertically distribute, and two pressure followers distribute in the horizontal direction.
wherein, also comprise the level(l)ing mechanism for the described pressure follower distributed in the horizontal direction being fixed on described outer support frame mechanism, and for the described pressure follower vertically distributed being fixed on the vertical governor motion of described outer support frame mechanism.
wherein, described vertical governor motion comprises screw mandrel and nut; The entablature and sill of outer support frame mechanism are respectively equipped with a nut, and screw set to be connected on described nut and vertically to extend; The described pressure follower vertically distributed is fixed on leading screw.
wherein, described level(l)ing mechanism comprises screw mandrel and nut; Screw set is connected on described nut and also extends in the horizontal direction, and the described pressure follower distributed in the horizontal direction is fixed on leading screw.
wherein, also comprise for the second governor motion relative to level(l)ing mechanism height described in outer support frame mechanism up-down adjustment, described second governor motion comprise be arranged on outer support frame mechanism left longeron and right vertical beam on the leading screw vertically extended, and can relative to the welding base being welded with nut of described leading screw up-down adjustment, and the nut of described level(l)ing mechanism be also fixed on described in be welded with on the welding base of nut.
wherein, also comprise for regulating described outer support frame mechanism relative to the guide rail governor motion position of spiral welded steel pipe horizontal level, described guide rail governor motion position comprises the guide rail, spiral lift, the locked hand that are arranged on below outer support frame mechanism.
the technical solution of the utility model has following advantage:
such scheme proposes a kind of spiral welded steel pipe measuring instrument, can be arranged on existing spiral welded pipe production line and measure with the instant online girth (diameter) realizing steel pipe.
Accompanying drawing explanation
by the description carried out a preferred embodiment of the present utility model below in conjunction with accompanying drawing, the technical solution of the utility model and technique effect thereof will become clearly, and easy to understand more.Wherein:
fig. 1 is the structural representation of the spiral welded steel pipe measuring instrument of the utility model embodiment;
fig. 2 is the side view of Fig. 1;
fig. 3 is the partial enlarged drawing of pressure follower;
fig. 4 is the schematic diagram of another kind of level(l)ing mechanism or vertical governor motion;
fig. 5 is the schematic diagram of the steel cable strainer of another kind of form;
description of reference numerals
1: wire rope;
2: tested spiral welded steel pipe;
3: nut;
4: screw mandrel;
5: screw mandrel;
6: nut;
7: outer support frame mechanism;
8: steel cable is taken turns;
9: spring compression mechanism;
10: tensioning spring mechanism;
11: displacement transducer;
12: supporting roller;
13: the welding base of band nut;
14: leading screw;
15: spiral lift;
16: guide rail;
17: locked hand.
Embodiment
below with reference to appended accompanying drawing, a preferred embodiment of the present utility model is described.
below in conjunction with accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the utility model embodiment is further described.
the spiral welded steel pipe measuring instrument structure of the utility model embodiment as Figure 1-Figure 5, comprising: outer support frame mechanism 7, at least two the pressure followers be fixed in described outer support frame mechanism 7, with described pressure follower interlock with measure tested spiral welded steel pipe surface 2 external diameters steel cable strainer, for regulating governor motion, the guide rail governor motion of described pressure follower.
as shown in Figure 1, Figure 2, Figure 3 shows, outer support frame mechanism 7 is a frame.Each pressure follower wherein said is all fixed in this outer support frame mechanism 7 by governor motion.
wherein pressure follower comprise be fitted in tested spiral welded steel pipe surface 2 rotate supporting roller 12, steel cable wheel 8, for described supporting roller 12 being pressed to the spring compression mechanism 9 on described tested spiral welded steel pipe 2 surface.As shown in Figure 3, wherein said supporting roller 12 is universal ball structure, takes turns 8 be rigidly connected by steelframe with steel cable.Tested spiral welded steel pipe is when spinning motion, and spring compression mechanism 9 applies pressure by spring, makes supporting roller 12 be pressed on steel tube surface, along with spiral welded steel pipe rotates.The structure of supporting roller 12 can effective guarantee no matter which kind of spiral angle steel pipe adopts rotate advances, supporting roller 12 effectively can follow the tracks of the motion of steel pipe.
wherein this steel cable strainer comprises: wire rope 1, displacement transducer 11, tensioning spring mechanism 10.The steel cable wheel 8 in pressure follower walked around by wire rope 1, because steel cable wheel 8 and supporting roller rigidly connected with it 12 are close to the surface of tested spiral welded steel pipe 2 under the snap-in force effect of spring compression mechanism 9, when the diameter of steel pipe changes, also there is the radial displacement relative to tested spiral welded steel pipe 2 in steel cable wheel 8 thereupon, thus causing the girth generation respective change of taking turns the closed figure surrounded of the wire rope 1 of 8 coilings along steel cable, the change of tested spiral welded steel pipe 2 girth (namely diameter) has directly been reacted in this change.This change is measured by displacement transducer 11 and is collected and export as signal, can show in real time through subsequent transformation at display terminal.
as shown in Figure 1 be a preferred structure of the utility model embodiment, include four pressure followers, and four pressure followers are evenly distributed in the periphery of tested spiral welded steel pipe 2.As shown in Figure 1, wire rope 1 is taken turns on 8 around the steel cable of four pressure followers to form a quadrilateral.Concrete, four pressure follower across distributions, two pressure followers vertically distribute, and two pressure followers distribute in the horizontal direction.
as shown in Figure 1, also comprise the level(l)ing mechanism for the described pressure follower distributed in the horizontal direction being fixed on described outer support frame mechanism, and for the described pressure follower vertically distributed being fixed on the vertical governor motion of described outer support frame mechanism.As shown in Figure 1, wherein said vertical governor motion comprises screw mandrel 5 and nut 6, the entablature and sill of outer support frame mechanism 7 are respectively equipped with a nut 6, and leading screw 5 to be socketed on described nut 6 and vertically to extend, the pressure follower that this vertically distributes is fixed on leading screw 5.As shown in Figure 1, wherein said level(l)ing mechanism comprises screw mandrel 4 and nut 3, and leading screw 4 to be socketed on described nut 3 and to extend in the horizontal direction, and the pressure follower that this distributes in the horizontal direction is fixed on leading screw 4.This is because tested spiral welded steel pipe 2 product has different diameter seriess, therefore need by level(l)ing mechanism and vertically governor motion regulate the distance between four pressure followers.As shown in Figure 2, also comprise for the second governor motion relative to outer support frame mechanism 7 this level(l)ing mechanism height of up-down adjustment, this second governor motion comprise be arranged on outer support frame mechanism 7 left longeron and right vertical beam on the leading screw 14 vertically extended, and can relative to the welding base 13 being welded with nut of described leading screw 14 up-down adjustment, and the nut 3 of described level(l)ing mechanism be also fixed on described in be welded with on the welding base 13 of nut.
as shown in Figure 2, also comprise guide rail governor motion position, described guide rail governor motion position comprises the guide rail 16, spiral lift 15, the locked hand 17 that are arranged on below outer support frame mechanism 7, to regulate described outer support frame mechanism 7 relative to the horizontal level of spiral welded steel pipe, adapt to the spiral welded steel pipe machine of various different model, and adapt to the production requirement of the spiral welded steel pipe of different pitch.
the utility model embodiment be electromechanical integration equipment, this equipment can be arranged on existing most of spiral welded steel pipe production line online, and the instant online girth (diameter) realizing steel pipe is measured.This equipment is by pressure follower, and the governor motion of pressure follower, steel cable strainer, outer support frame mechanism, guide rail governor motion forms.Wherein the steel cable wheel of pressure follower walked around by wire rope, under the effect of tensioning spring, when there is the radial displacement relative to steel pipe in steel cable wheel, wire rope also can be subjected to displacement, now can be changed by displacement sensor steel cable displacement, the change of steel pipe girth (diameter) has directly been reacted in the change of this displacement.The change of this displacement can be exported by follow-up signal and transform, finally real-time showing on display terminal.
the governor motion of pressure follower can regulate pressure follower according to the cast diameter of the tested spiral welded steel pipe 2 of different model from level and vertical direction simultaneously, thus meets the requirement of polytypic production.Guide rail governor motion is positioned at the below of outer support frame mechanism 7, to regulate whole measuring system relative to the axial location of steel pipe, to adapt to the production requirement of the spiral welded steel pipe of different pitch.
those of ordinary skill in the art should be realized that, the material of the use in this equipment is not limited, can be steel also can be other nonmetallic materials such as plastics, rubber.The governor motion of the pressure follower in this equipment, be not limited to use screw motion mechanisms to regulate, also can be the simple slide mechanism be made up of lining and axle shown in Fig. 4, or other the mechanism that can carry out regulating on level, vertical direction.Steel cable strainer in mechanism, be not limited to adopt wire rope 1, the composition form of displacement transducer 11 and tensioning spring mechanism 10, also the bracing wire cassette coder shown in Fig. 5 can be adopted wire rope, tensioning spring, displacement transducer to be integrated into the form of one, also can to adopt the form of floating cylinder or floating hydraulic cylinder and wire rope, sensor combinations.Supporting roller in this structure is not limited to adopt universal ball structure, also can adopt other any mechanical mechanism realizing this function, such as Universal wheel type structure, or contact skateboard etc.
for person of ordinary skill in the field, along with the development of technology, the utility model design can realize by different way.Embodiment of the present utility model is not limited in embodiment described above, and can change within the scope of the claims.
Claims (8)
1. a spiral welded steel pipe measuring instrument, it is characterized in that, comprising: outer support frame mechanism, at least two of being fixed in described outer support frame mechanism be distributed in tested spiral welded steel pipe periphery pressure follower, with described pressure follower interlock to measure the steel cable strainer of tested spiral welded steel pipe surface outer diameter;
Each pressure follower wherein said comprise be fitted in tested spiral welded steel pipe surface pivots supporting roller, steel cable wheel, for described supporting roller being pressed to the spring compression mechanism on described tested spiral welded steel pipe surface; Wherein said supporting roller is universal ball structure, takes turns being rigidly connected with steel cable; Supporting roller is pressed on tested spiral welded steel pipe surface by spring and rotates with described tested spiral welded steel pipe to make tested spiral welded steel pipe described supporting roller when spinning motion by described spring compression mechanism; Described steel cable strainer comprises: wire rope, displacement transducer, tensioning spring mechanism; The described wire rope steel cable walked around in each pressure follower is taken turns and is fixed in described tensioning spring mechanism, and institute's displacement sensors is arranged in tensioning spring mechanism to measure the length variations of described wire rope.
2. spiral welded steel pipe measuring instrument according to claim 1, is characterized in that, includes four pressure followers, and four pressure followers are evenly distributed in the periphery of tested spiral welded steel pipe; And described wire rope is around on the steel cable wheel of four pressure followers.
3. spiral welded steel pipe measuring instrument according to claim 2, is characterized in that, described four pressure follower across distribution, two pressure followers vertically distribute, and two pressure followers distribute in the horizontal direction.
4. spiral welded steel pipe measuring instrument according to claim 3, it is characterized in that, also comprise the level(l)ing mechanism for the described pressure follower distributed in the horizontal direction being fixed on described outer support frame mechanism, and for the described pressure follower vertically distributed being fixed on the vertical governor motion of described outer support frame mechanism.
5. spiral welded steel pipe measuring instrument according to claim 4, is characterized in that, wherein said vertical governor motion comprises screw mandrel and nut; The entablature and sill of outer support frame mechanism are respectively equipped with a nut, and screw set to be connected on described nut and vertically to extend; The described pressure follower vertically distributed is fixed on leading screw.
6. spiral welded steel pipe measuring instrument according to claim 4, is characterized in that, described level(l)ing mechanism comprises screw mandrel and nut; And screw set to be connected on described nut and to extend in the horizontal direction, the described pressure follower distributed in the horizontal direction is fixed on leading screw.
7. spiral welded steel pipe measuring instrument according to claim 6, it is characterized in that, also comprise for the second governor motion relative to level(l)ing mechanism height described in outer support frame mechanism up-down adjustment, described second governor motion comprise be arranged on outer support frame mechanism left longeron and right vertical beam on the leading screw vertically extended, and can relative to the welding base being welded with nut of described leading screw up-down adjustment, and the nut of described level(l)ing mechanism be also fixed on described in be welded with on the welding base of nut.
8. spiral welded steel pipe measuring instrument according to claim 1, it is characterized in that, also comprise for regulating described outer support frame mechanism relative to the guide rail governor motion position of the horizontal level of spiral welded steel pipe, described guide rail governor motion position comprises the guide rail, spiral lift, the locked hand that are arranged on below outer support frame mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746830.4U CN204359298U (en) | 2014-12-03 | 2014-12-03 | A kind of spiral welded steel pipe measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420746830.4U CN204359298U (en) | 2014-12-03 | 2014-12-03 | A kind of spiral welded steel pipe measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204359298U true CN204359298U (en) | 2015-05-27 |
Family
ID=53260762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420746830.4U Withdrawn - After Issue CN204359298U (en) | 2014-12-03 | 2014-12-03 | A kind of spiral welded steel pipe measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204359298U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501759A (en) * | 2014-12-03 | 2015-04-08 | 达涅利冶金设备（北京）有限公司 | Spiral welded steel pipe measuring instrument |
| CN110467089A (en) * | 2019-08-27 | 2019-11-19 | 广东省特种设备检测研究院珠海检测院 | A kind of elevator wire rope diameter abnormal point on-line detecting system |
-
2014
- 2014-12-03 CN CN201420746830.4U patent/CN204359298U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501759A (en) * | 2014-12-03 | 2015-04-08 | 达涅利冶金设备（北京）有限公司 | Spiral welded steel pipe measuring instrument |
| CN104501759B (en) * | 2014-12-03 | 2017-06-20 | 达涅利冶金设备（北京）有限公司 | A kind of spiral welded steel pipe measuring instrument |
| CN110467089A (en) * | 2019-08-27 | 2019-11-19 | 广东省特种设备检测研究院珠海检测院 | A kind of elevator wire rope diameter abnormal point on-line detecting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150527 Effective date of abandoning: 20170620 |
|
| AV01 | Patent right actively abandoned |