CN104993418A - A splicing sleeve protector mating straightener for large-section conductors - Google Patents
A splicing sleeve protector mating straightener for large-section conductors Download PDFInfo
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- CN104993418A CN104993418A CN201510423854.5A CN201510423854A CN104993418A CN 104993418 A CN104993418 A CN 104993418A CN 201510423854 A CN201510423854 A CN 201510423854A CN 104993418 A CN104993418 A CN 104993418A
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- straightener
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- conducting wire
- protective device
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Abstract
The invention provides a splicing sleeve protector mating straightener for large-section conductors. The splicing sleeve protector mating straightener comprises a top beam, a base and stand pillars arranged between the top beam and the base. The top beam and the base are arranged horizontally and the middle axes thereof are located on the same overhang surface. The improvements lie in that support blocks are arranged at intervals vertically upward along the central axis of the base and a push pressing mechanism is arranged vertically downward at the middle portion of the central axis of the top beam. The splicing sleeve protector mating straightener for large-section conductors can automatically straighten bent semi-circular pipes once, simplify the straightening process and greatly improve the straightening accuracy and working efficiency.
Description
Technical field
The present invention relates to a kind of straightener for transmission line, specifically relate to the supporting straightener of connecting tube used for large-section conducting wire protective device in a kind of transmission line.
Background technology
Transmission of electricity is after boosting with the electric energy that generator sends by transformer, then realizes through control appliance access transmission lines such as circuit breakers.By version, transmission line is divided into overhead transmission line and cable line.The formation such as overhead transmission line route overhead line structures, wire, insulator, line hardware, bracing wire, pole and tower foundation, earthing device, is erected on ground.
In recent years, constantly accelerate along with electric power development paces, electrical network is also developed rapidly, and network system working voltage grade improves constantly, and network size also constantly expands.Current power grid construction has become the Main way of power construction, will build up strong intelligent grid to the year two thousand twenty comprehensively, the preliminary target realizing the first-class electrical network of construction.
At present; straightener equal Shortcomings in structure and size of high cross section lead splicing sleeve protection semicircle steel pipe used in transmission line construction; such as girder bends; in straightening process, the force value that bending steel pipe is applied and displacement inaccurate, mainly rule of thumb carry out examination with estimation and rectify and measurement; steel pipe is finally made to reach straight; this method not only straightening efficiency is low, straightening low precision, labour intensity are high, and affects the service behaviour of steel pipe, and quality can not be guaranteed.
Traditional manual by rule of thumb straightening can not adapt to modern operating efficiency, for this reason, needs again reasonably to design straightener and improve, improves its precision and operating efficiency.
Summary of the invention
In order to solve the problem; the object of the present invention is to provide the supporting straightener of a kind of connecting tube used for large-section conducting wire protective device; achieve the disposable automation straightening to bending semi-circular tube, simplify straightening operation, greatly improve straightening precision and operating efficiency.
The object of the invention is to adopt following technical proposals to realize:
The supporting straightener of a kind of connecting tube used for large-section conducting wire protective device provided by the invention; the column 5 that described straightener comprises back timber, base 6 and is arranged between described back timber and base 6; described back timber and base 6 are horizontally disposed with and its axis is positioned at same pendency face; its improvements are; on described base 6 axis, interval arranges back-up block 7 straight up, arranges top-pressure mechanism 8 straight down in the middle part of described back timber axis.
First optimal technical scheme provided by the invention is, the cross section of described back timber is " work " font, is made up of the transverse slat 2 be arranged in parallel up and down and the floor 4 that vertically arranges along described transverse slat 2 axis; Described transverse slat 2 and floor 4 two ends vertically arrange side plate 1 respectively.
Second optimal technical scheme provided by the invention is, is positioned at described floor 4 both sides and respectively arranges the stiffener 3 perpendicular to described floor 4 in vertical symmetrical interval in the middle part of described transverse slat 2.
3rd optimal technical scheme provided by the invention is, described transverse slat 2, floor 4, is integrated by being welded to connect between side plate 1 and stiffener 3.
4th optimal technical scheme provided by the invention is that described base 6 comprises bottom girder 10 and connecting plate 9, and described bottom girder 10 is made up of the channel-section steel be arranged in parallel, and the position that described channel-section steel both sides and described side plate 1 are positioned at same pendency face vertically arranges described connecting plate 9.
5th optimal technical scheme provided by the invention is that described channel-section steel interval vertically arranges screwed hole, and described back-up block 7 is arranged on described channel-section steel by soket head cap screw 11.
6th optimal technical scheme provided by the invention is, the cross section of described base 7 is Ω shape, and the radian at its top and the radian of bending semi-circular tube 12 match.
7th optimal technical scheme provided by the invention is, the cross section of described column 5 is Λ shape, is made up of two symmetrically arranged inclination channel-section steels; The two ends of described inclination channel-section steel are welded to connect with side plate 1 and connecting plate 9 respectively; Spacing bottom described inclination channel-section steel is greater than the diameter of described bending semi-circular tube 12.
8th optimal technical scheme provided by the invention is that described top-pressure mechanism 8 comprises hydraulic pressure chamber, push rod and control module; Described hydraulic pressure chamber and push rod from top to bottom set gradually, and it is inner that described control module is arranged on described top-pressure mechanism 8, and described hydraulic pressure chamber is welded in the middle part of transverse slat 2; Described control module controls push rod by hydraulic pressure chamber and does straight reciprocating motion.
9th optimal technical scheme provided by the invention is, described straightener also comprises PLC control circuit 13 and range sensor 14, described PLC control circuit 13 is arranged on transverse slat 2, and described range sensor 14 to be arranged on bottom girder 10 and to be positioned at immediately below described push rod; The amount of bow of the bending semi-circular tube 12 be arranged on back-up block 7 is transferred to PLC control circuit 13 by described range sensor 14, calculate the stroke of push rod through described PLC control circuit 13, described PLC control circuit 13 sends instruction to control module and controls the described bending semi-circular tube 12 of push rod descending top pressure.
With immediate prior art ratio, the present invention has following beneficial effect:
1, the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention; the cross section of back timber is I-shaped; and placed stiffener in the middle; improve the intensity of back timber and the stability of straightener, avoid because the reaction force of top-pressure mechanism to back timber is excessive and cause the flexural deformation in the middle part of back timber.
2, the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention, by regulating the distance between back-up block, can carry out straightening to the bending semi-circular tube of different length; And the back-up block that agrees with it, not only accurate positioning can be selected according to the diameter of bending semi-circular tube, and play good fixed effect, avoid bending semi-circular tube and be subjected to displacement in straightening process.
3, the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention, adopts the straightening process of automation, not only increases the precision of straightening, and greatly improve operating efficiency.
4, the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention; by the calculation and analysis to the resilience in straightening process of bending semi-circular tube; determine the functional relation of bending semi-circular tube amount of bow and straightener straightening stroke; and then the disposable straightening achieved bending semi-circular tube, greatly simplify straightening operation.
Accompanying drawing explanation
Fig. 1: the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention face structural representation;
Fig. 2: the side-looking structural representation of the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention;
The partial structurtes schematic diagram at Fig. 3: connecting tube used for large-section conducting wire protective device provided by the invention supporting straightener A place;
The structural representation at Fig. 4: connecting tube used for large-section conducting wire protective device provided by the invention supporting straightener B-B place;
Fig. 5: the three-dimensional structure schematic diagram of the supporting straightener of connecting tube used for large-section conducting wire protective device provided by the invention;
Fig. 6: the side-looking structural representation of bending semi-circular tube provided by the invention;
Wherein: 1, side plate; 2, transverse slat; 3, stiffener; 4, floor; 5, column; 6, base; 7, back-up block; 8, top-pressure mechanism; 9, connecting plate; 10, bottom girder; 11, soket head cap screw; 12, bending semi-circular tube; 13, PLC control circuit; 14, range sensor.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
The supporting straightener of connecting tube used for large-section conducting wire protective device that the embodiment of the present invention provides, as shown in Figures 1 to 6, is applicable to 1520mm in work transmission line
2the straightening of connecting tube used for large-section conducting wire protection radius bend steel pipe, straightener comprises: back timber, column 5, base 6, top-pressure mechanism 8, PLC control circuit 13 and range sensor 14.Back timber and base 6 are horizontally disposed with and its axis is positioned at same pendency face, and column 5 is vertically arranged on the two ends of back timber and base 6.Top-pressure mechanism 8 is vertically arranged in the middle part of back timber axis, back-up block 7 vertical spacing is arranged on base 6 axis, PLC control circuit 13 is arranged on back timber, range sensor 14 to be arranged on base 6 and to be positioned at immediately below top-pressure mechanism 8, bending semi-circular tube 12 is placed on back-up block 7, by regulating the distance between back-up block 7, straightening can be carried out to the bending semi-circular tube 12 of different length; And the back-up block 7 that agrees with it, not only accurate positioning can be selected according to the diameter of bending semi-circular tube 12, and play good fixed effect, avoid bending semi-circular tube 12 and be subjected to displacement in straightening process.
Wherein, the cross section of back timber is " work " font, is made up of upper and lower horizontally disposed transverse slat 2 and the floor 4 that vertically arranges along transverse slat 2 axis; State transverse slat 2 and floor 4 two ends vertically arrange side plate 1 respectively; Be positioned at floor 4 both sides and respectively the stiffener 3 perpendicular to floor 4 be set at vertical symmetrical interval in the middle part of transverse slat 2; Transverse slat 2, floor 4, to be integrated by being welded to connect between side plate 1 and stiffener 3.Such a construction increases the intensity of back timber and the stability of straightener, avoid reaction force due to top-pressure mechanism 8 pairs of back timbers excessive and cause the flexural deformation in the middle part of back timber.
Wherein, base 6 comprises bottom girder 10 and connecting plate 9, and the channel-section steel that bottom girder 10 is arranged by horizontal parallel is formed, and the position that channel-section steel both sides and side plate 1 are positioned at same pendency face vertically arranges connecting plate 9; Axis at intervals along channel-section steel vertically arranges screwed hole, and back-up block 7 is arranged on channel-section steel by soket head cap screw 11; The cross section of base 7 is Ω shape, and the radian at its top and the radian of bending semi-circular tube 12 match.
Wherein, the cross section of column 5 is Λ shape, is made up of two symmetrically arranged inclination channel-section steels; The two ends of inclination channel-section steel are welded to connect with side plate 1 and connecting plate 9 respectively; Spacing bottom inclination channel-section steel is greater than the diameter of bending semi-circular tube 12.
Wherein, top-pressure mechanism 8 comprises hydraulic pressure chamber, push rod and control module; Hydraulic pressure chamber and push rod from top to bottom set gradually, and it is inner that control module is arranged on top-pressure mechanism 8, and hydraulic pressure chamber is welded in the middle part of transverse slat 2; Control module controls push rod by hydraulic pressure chamber and does straight reciprocating motion.
To be arranged on bottom girder 10 and the range sensor 14 be positioned at immediately below push rod is measured the amount of bow X of the bending semi-circular tube 12 be placed on back-up block 7 and transferred to PLC control circuit 13, the PLC control circuit 13 be arranged on transverse slat 2 calculates the depression stroke Y of push rod according to amount of bow X, and send order-driven push rod to control module and press down straightening, unload after pressurize a period of time, the disposable automatic alignment of bending semi-circular tube 12 can be realized.
During functional relation between the amount of bow X calculating bending the semi-circular tube 12 and depression stroke Y of push rod, to need the springback calculation of bending semi-circular tube 12 in straightening process, interior, after carrying out measuring and calculating analysis by finite element software, to obtain following formula:
Y＝1.0543X+46.933
The straightener for high cross section lead splicing sleeve protection semicircle steel pipe that the embodiment of the present invention provides, not only increases straightening accuracy, and improves the straightening efficiency of straightener in disposable automation straightening process.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; those of ordinary skill in the field are to be understood that; can modify to the specific embodiment of the present invention with reference to above-described embodiment or equivalent replacement; these do not depart from any amendment of spirit and scope of the invention or equivalent replacement, and it all should be encompassed within claims of the present invention.
Claims (10)
1. the supporting straightener of connecting tube used for large-section conducting wire protective device, the column (5) that described straightener comprises back timber, base (6) and is arranged between described back timber and base (6), described back timber and base (6) are horizontally disposed with and its axis is positioned at same pendency face; It is characterized in that: on described base (6) axis, interval arranges back-up block (7) straight up, top-pressure mechanism (8) is set in the middle part of described back timber axis straight down.
2. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 1, it is characterized in that, the cross section of described back timber is " work " font, is made up of the transverse slat be arranged in parallel up and down (2) and the floor (4) that vertically arranges along described transverse slat (2) axis; Described transverse slat (2) and floor (4) two ends vertically arrange side plate (1) respectively.
3. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 2; it is characterized in that, described transverse slat (2) middle part and be positioned at described floor (4) both sides and respectively the stiffener (3) perpendicular to described floor (4) be set at vertical symmetrical interval.
4. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 3; it is characterized in that, described transverse slat (2), floor (4), to be integrated by being welded to connect between side plate (1) and stiffener (3).
5. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 2; it is characterized in that; described base (6) comprises bottom girder (10) and connecting plate (9); described bottom girder (10) is made up of the channel-section steel be arranged in parallel, and the position that described channel-section steel both sides and described side plate (1) are positioned at same pendency face vertically arranges described connecting plate (9).
6. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 5; it is characterized in that; described channel-section steel interval vertically arranges screwed hole, and described back-up block (7) is arranged on described channel-section steel by soket head cap screw (11).
7. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 6, it is characterized in that, the cross section of described base (7) is Ω shape, and the radian at its top and the radian of bending semi-circular tube (12) match.
8. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 5, it is characterized in that, the cross section of described column (5) is Λ shape, is made up of two symmetrically arranged inclination channel-section steels; The two ends of described inclination channel-section steel are welded to connect with side plate (1) and connecting plate (9) respectively; Spacing bottom described inclination channel-section steel is greater than the diameter of described bending semi-circular tube (12).
9. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 5, it is characterized in that, described top-pressure mechanism (8) comprises hydraulic pressure chamber, push rod and control module; Described hydraulic pressure chamber and push rod from top to bottom set gradually, and it is inner that described control module is arranged on described top-pressure mechanism (8), and described hydraulic pressure chamber is welded on transverse slat (2) middle part; Described control module controls push rod by hydraulic pressure chamber and does straight reciprocating motion.
10. the supporting straightener of connecting tube used for large-section conducting wire protective device as claimed in claim 9, it is characterized in that, described straightener also comprises PLC control circuit (13) and range sensor (14), described PLC control circuit (13) is arranged on transverse slat (2), and described range sensor (14) is arranged on bottom girder (10) and goes up and be positioned at immediately below described push rod; The amount of bow of the bending semi-circular tube (12) be arranged on back-up block (7) is transferred to PLC control circuit (13) by described range sensor (14), calculate the stroke of push rod through described PLC control circuit (13), described PLC control circuit (13) sends instruction to control module and controls the described bending semi-circular tube (12) of push rod descending top pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423854.5A CN104993418B (en) | 2015-07-17 | 2015-07-17 | A kind of supporting straightener of connecting tube used for large-section conducting wire protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423854.5A CN104993418B (en) | 2015-07-17 | 2015-07-17 | A kind of supporting straightener of connecting tube used for large-section conducting wire protective device |
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| Publication Number | Publication Date |
|---|---|
| CN104993418A true CN104993418A (en) | 2015-10-21 |
| CN104993418B CN104993418B (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510423854.5A Active CN104993418B (en) | 2015-07-17 | 2015-07-17 | A kind of supporting straightener of connecting tube used for large-section conducting wire protective device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114839066A (en) * | 2022-06-30 | 2022-08-02 | 江苏华程工业制管股份有限公司 | Compression resistance monitoring method and system for straightened steel pipe |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201329377Y (en) * | 2008-11-28 | 2009-10-21 | 成都鼎胜科技发展有限责任公司 | Drilling tool hydraulic full automatic straightening machine |
| CN201791787U (en) * | 2010-09-29 | 2011-04-13 | 北京长宇利华液压系统工程设计有限公司 | Semi-automatic cold-drawn steel tube straightener |
| JP2012223817A (en) * | 2011-04-08 | 2012-11-15 | Nippon Steel Engineering Co Ltd | Pipe material correction apparatus and pipe material correction method |
| CN203695663U (en) * | 2014-01-15 | 2014-07-09 | 上海尊优自动化设备有限公司 | Straightening machine for steel tube |
-
2015
- 2015-07-17 CN CN201510423854.5A patent/CN104993418B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201329377Y (en) * | 2008-11-28 | 2009-10-21 | 成都鼎胜科技发展有限责任公司 | Drilling tool hydraulic full automatic straightening machine |
| CN201791787U (en) * | 2010-09-29 | 2011-04-13 | 北京长宇利华液压系统工程设计有限公司 | Semi-automatic cold-drawn steel tube straightener |
| JP2012223817A (en) * | 2011-04-08 | 2012-11-15 | Nippon Steel Engineering Co Ltd | Pipe material correction apparatus and pipe material correction method |
| CN203695663U (en) * | 2014-01-15 | 2014-07-09 | 上海尊优自动化设备有限公司 | Straightening machine for steel tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114839066A (en) * | 2022-06-30 | 2022-08-02 | 江苏华程工业制管股份有限公司 | Compression resistance monitoring method and system for straightened steel pipe |
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| CN104993418B (en) | 2018-05-04 |
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