CN112054464B - High-voltage power line crossing frame for overhead line moving and reforming construction - Google Patents
High-voltage power line crossing frame for overhead line moving and reforming construction Download PDFInfo
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- CN112054464B CN112054464B CN202010978948.XA CN202010978948A CN112054464B CN 112054464 B CN112054464 B CN 112054464B CN 202010978948 A CN202010978948 A CN 202010978948A CN 112054464 B CN112054464 B CN 112054464B
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- connecting pipe
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- bolt
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
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Abstract
The invention discloses a high-voltage power line crossing frame for overhead line relocation and transformation construction, which comprises: a plurality of vertical rods; the plurality of groups of crossed rod bodies are fixedly connected between two adjacent vertical rod bodies, and the crossed rod bodies in the same extending direction are divided into two sections with equal length; a coupling assembling for four sections of alternately body of rod of fixed connection, coupling assembling includes: the connecting structure comprises a first connecting pipe, wherein the two ends of the first connecting pipe are the same in the extending direction, the crossed rod bodies are respectively inserted at the two ends of the first connecting pipe, a mounting opening is formed in the middle of the first connecting pipe, a fixing ring is fixedly arranged in the middle of the first connecting pipe, the fixing ring is located in the mounting opening, and a fixing opening communicated with the fixing ring is formed in the side wall of the first connecting pipe. Compared with the mode of directly adopting the bolt connection, the connection mode improves the overall stability and firmness of the spanning frame, greatly reduces the operation amount in an operator and is convenient for the operator to install and detach compared with the mode of adopting steel wires for binding.
Description
Technical Field
The invention belongs to the technical field of power line crossing frames, and particularly relates to a high-voltage power line crossing frame for overhead line moving and reforming construction.
Background
The three-electricity transfer refers to the transfer of communication lines, broadcast and television lines and power lines outside railway construction roads. Along with the increase of railway construction projects, three electric migration and transformation construction tasks before a station are also increased continuously, and the migration and transformation construction has the characteristics of strong specialization, tight construction period, complex line types, large coordination workload and the like. In the actual moving and modifying construction process, when the moved overhead line spans structures such as an existing railway line, a highway, a power line and the like, a spanning frame must be erected at the crossing part of the moved overhead line and the spanned structures. At present, when a spanning frame spanning an electric power circuit is erected, a unified, standard and specific erection standard can not be met, so that the erected spanning frame inevitably has the defects and defects of complex structure, inconvenience in erection and disassembly, poor use effect and the like.
The structure of power line crossing structure among the prior art is various, and one of them structure is spatial grid structure, and it mainly comprises the body of rod that sets up perpendicularly and the body of rod that sets up alternately, as shown in the attached figure 1 of description, the body of rod that intersects sets up between two adjacent perpendicular bodies of rod, and then adopts a plurality of this structures to splice into complete spatial grid. In the structure, two ends of a cross rod body are connected with a vertically arranged rod body through fixing pieces, and in order to improve the stability of the structure, the two cross rod bodies also need to be fixedly connected through the fixing pieces; in the prior art, the means of fixedly connecting two crossing rod bodies mainly have two: firstly, the bolt directly penetrates through the two rod bodies and is matched with the nut to realize the fixing effect, although the mode is simple, the angle between the two rod bodies cannot be completely fixed, and under the condition of certain external force, the included angle of the two crossed rod bodies is easy to change, so that the stability of the whole structure is not high; secondly, directly realize the winding through the steel wire and bind, though this mode can restrict two alternately body of rod to a certain extent and produce the angle change, but need adopt the steel wire winding many rings for dismantle and the installation all take trouble hard, inconvenient installer operation.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a high-voltage power line crossing frame for overhead line relocation and transformation construction.
The invention provides a high-voltage power line crossing frame for overhead line relocation and transformation construction, which comprises:
a plurality of vertical rods;
the plurality of groups of crossed rod bodies are fixedly connected between two adjacent vertical rod bodies, and the crossed rod bodies in the same extending direction are divided into two sections with equal length;
a coupling assembling for four sections of alternately body of rod of fixed connection, coupling assembling includes:
the cross rod bodies with the same extending directions at two ends are respectively inserted into two ends of the first connecting pipe, the middle part of the first connecting pipe is provided with an installation opening, the middle part of the first connecting pipe is fixedly provided with a fixing ring, the fixing ring is positioned in the installation opening, and the side wall of the first connecting pipe is provided with a fixing opening communicated with the fixing ring;
the other two ends of the cross rod bodies with the same extending direction are respectively inserted at the two ends of the second connecting pipe, the second connecting pipe is rotatably penetrated through the mounting opening, the rotating ring is fixedly arranged at the middle part of the second connecting pipe, the side wall of the second connecting pipe is provided with a rotating opening communicated with the rotating ring, and the second connecting pipe is rotatably sleeved on the fixed ring through the rotating ring and the rotating opening;
the pair of first clamping pieces and the pair of second clamping pieces are arranged on two sides of the second connecting pipe, the two second clamping pieces are arranged on two sides of the first connecting pipe, a fixing assembly is arranged between the two first clamping pieces and the two second clamping pieces, a fixing hole matched with the fixing assembly is formed in the crossed rod body, and the fixing assembly penetrates through the pipe wall and the fixing hole of the corresponding connecting pipe;
the fixing piece is a bolt and a nut, the bolt penetrates through the first clamping pieces, the second clamping pieces, the fixing port, the fixing ring and the rotating port, the nut is sleeved at the end part of the bolt in a threaded manner, and the two first clamping pieces tightly clamp the second connecting pipe and the second clamping pieces tightly clamp the first connecting pipe through the matching of the bolt and the nut;
wherein, still connect through a plurality of locking mechanical system between swivel becket and the solid fixed ring, locking mechanical system includes the fixed block, gu seted up the activity mouth on the fixed ring, the fixed block slides and sets up in the activity mouth, and runs through the setting of activity mouth, set up the fixed slot of a plurality of cooperation fixed blocks on the swivel becket inner wall.
Preferably, the lateral wall of the movable opening is provided with an annular groove, the annular groove is internally provided with a spring and a limiting ring, the limiting ring is fixedly sleeved on the fixed block, and two ends of the spring are respectively and fixedly connected with the limiting ring and the end wall of the annular groove.
Preferably, one side of the first clamping piece, which is far away from the second connecting pipe, is recessed, and the recessed depth is the sum of the thicknesses of the pipe wall of the first connecting pipe and the second clamping piece.
Preferably, be integrated into one piece between solid fixed ring and the first connecting pipe, be integrated into one piece between swivel ring and the second connecting pipe.
Preferably, the middle part of the bolt is not provided with threads and is a smooth surface, and one end of the fixing block, which is close to the bolt, is hemispherical.
Compared with the prior art, the invention has the beneficial effects that:
through setting up first connecting pipe and second connecting pipe and first centre gripping piece and second centre gripping piece, the rethread mounting is with its fixed connection, can lock the angle between first connecting pipe and the second connecting pipe, can fix the body of rod alternately again in the connecting pipe, this connected mode is compared with directly adopting bolted connection, operating personnel's operation volume keeps flat basically, but has better fixed effect, the holistic stability and the fastness of crossing structure have been improved, bind with adopting the steel wire and compare, connection stability keeps flat basically, but the operation volume greatly reduced in the operating personnel, the operating personnel installation of being convenient for is dismantled, and then work efficiency has been improved.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage power line crossing frame for overhead line relocation and transformation construction according to the present invention;
fig. 2 is a schematic structural view of a connection assembly of a high-voltage power line crossing frame for overhead line relocation and transformation construction according to the present invention;
FIG. 3 is a schematic view of the cross-section A in FIG. 2;
FIG. 4 is a schematic structural view of a section B in FIG. 2;
fig. 5 is a schematic view of a connection structure of a rotating ring and a fixing ring of a high-voltage power line crossing frame for overhead line relocation and transformation construction according to the present invention;
fig. 6 is an enlarged view of the structure at a in fig. 5.
In the figure: the vertical rod body 1, the crossed rod body 2, the first connecting pipe 3, the second connecting pipe 4, the fixing hole 5, the mounting port 6, the rotating ring 7, the fixing ring 8, the bolt 9, the fixing block 10, the fixing groove 11, the movable port 12, the annular groove 13, the limiting ring 14, the spring 15, the nut 16, the first clamping piece 17, the second clamping piece 18, the fixing rod 19 and the fixing pipe 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 6, a high voltage power line crossing frame for overhead line relocation construction includes:
a plurality of vertical rods 1;
the crossing rod bodies 2 in the same extending direction are divided into two sections with equal length, namely each group of crossing rod bodies 2 consists of four crossing rod bodies 2 with equal length;
a coupling assembling for four sections of alternately bodies of rod 2 of fixed connection, coupling assembling includes:
the connecting device comprises a first connecting pipe 3, wherein two cross rod bodies 2 with the same extension direction are respectively inserted at two ends of the first connecting pipe 3, the middle part of the first connecting pipe 3 is provided with an installation opening 6, the middle part of the first connecting pipe 3 is fixedly provided with a fixing ring 8, the fixing ring 8 is positioned in the installation opening 6, and the side wall of the first connecting pipe 3 is provided with a fixing opening communicated with the fixing ring 8;
the other two cross rod bodies 2 with the same extension direction are respectively inserted at two ends of the second connecting pipe 4, the second connecting pipe 4 is rotatably penetrated through the mounting port 6, specifically, the rotating ring 7 is fixedly arranged at the middle part of the second connecting pipe 4, a rotating port communicated with the rotating ring 7 is formed in the side wall of the second connecting pipe 4, and the second connecting pipe 4 is rotatably sleeved on the fixing ring 8 through the rotating ring 7 and the rotating port;
a pair of first supporting piece 17 and a pair of second supporting piece 18, two first supporting pieces 17 set up in the both sides of second connecting pipe 4, two second supporting piece 18 sets up in the both sides of first connecting pipe 3, all is equipped with fixed subassembly between two first supporting pieces 17 and two second supporting pieces 18, and fixed subassembly is used for fixing the body of rod 2 that intersects in second connecting pipe 4, sets up the fixed orifices 5 of the fixed subassembly of cooperation on the body of rod 2 that intersects, and fixed subassembly runs through the pipe wall and the fixed orifices 5 of corresponding connecting pipe.
The fixing part is used for fixedly connecting a pair of first clamping pieces 17 and second clamping pieces 18, the fixing part is a bolt 9 and a nut 16, the bolt 9 penetrates through the first clamping pieces 17, the second clamping pieces 18, the fixing port, the fixing ring 8 and the rotating port, the nut 16 is sleeved at the end part of the bolt 9 in a threaded manner, and the two first clamping pieces 17 tightly clamp the second connecting pipe 4 and the second clamping pieces 18 tightly clamp the first connecting pipe 3 through the matching of the bolt 9 and the nut 16;
the rotating ring 7 and the fixing ring 8 are connected through a plurality of locking mechanisms, each locking mechanism comprises a fixing block 10, a movable opening 12 is formed in the fixing ring 8, the fixing blocks 10 are arranged in the movable openings 12 in a sliding mode and penetrate through the movable openings 12, and a plurality of fixing grooves 11 matched with the fixing blocks 10 are formed in the inner wall of the rotating ring 7;
in the embodiment applying the above technical scheme, by arranging the first connecting pipe 3, the second connecting pipe 4, the first clamping pieces 17 and the second clamping pieces 18, the middle parts of the first connecting pipe 3 and the second connecting pipe 4 are rotatably connected, when in installation, the four sections of the crossed rod bodies 2 are respectively inserted into the end parts of the two connecting pipes, the two first clamping pieces 17 are fixedly arranged at the two sides of the second connecting pipe 4 through the matching of the bolts 9 and the nuts 16, and the two second clamping pieces 18 are fixedly arranged at the two sides of the first connecting pipe 3, at this time, the fixing components between the two first clamping pieces 17 and the two second clamping pieces 18 penetrate through the pipe wall of the corresponding connecting pipe and the fixing holes 5 of the crossed rod bodies 2, so that the crossed rod bodies 2 are fixed in the corresponding connecting pipes, and the fixed connection between the four sections of the crossed rod bodies 2 is realized;
meanwhile, when the bolt 9 penetrates through the fixed ring 8, the bolt 9 extrudes the fixed block 10 into the movable opening 12, so that the end part of the fixed block 10 is stably clamped in the corresponding fixed groove 11, the relative rotation between the rotating ring 7 and the fixed ring 8 is locked at the moment, and the angle between the first connecting pipe 3 and the second connecting pipe 4 is further locked, namely, after the installation is finished, the included angle between the crossed rod bodies 2 is locked, and the rotation cannot be generated due to external force; this connected mode compares with directly adopting bolt 9 to connect, and operating personnel's operation volume keeps flat basically, but has better fixed effect, has improved the holistic stability of crossing structure and fastness, binds with adopting the steel wire and compares, and connection stability keeps flat basically, but the operation volume greatly reduced in the operating personnel, the operating personnel installation of being convenient for is dismantled, and then has improved work efficiency.
In the preferred technical scheme of this embodiment, the fixing assembly includes a fixing tube 20 and a fixing rod 19, one end of the fixing rod 19 is fixedly connected to one of the clamping pieces, one end of the fixing tube 20 is fixedly connected to the other clamping piece, the fixing rod 19 is inserted into the fixing tube 20, the fixing tube 20 penetrates through the tube wall of the connecting tube and the fixing hole 5 on the crossing rod body 2, and the crossing rod body 2 cannot be separated from the corresponding connecting tube by the structure;
according to the preferable technical scheme in the embodiment, the side wall of the movable opening 12 is provided with the annular groove 13, the annular groove 13 is internally provided with the spring 15 and the limiting ring 14, the limiting ring 14 is fixedly sleeved on the fixed block 10, two ends of the spring 15 are respectively and fixedly connected with the fixed limiting ring 14 and the end wall of the annular groove 13, when the bolt 9 is not positioned in the fixed ring 8, the fixed block 10 moves to one side far away from the fixed groove 11 under the action of the tensile force of the spring 15, so that the fixed block 10 is not positioned in the fixed groove 11, and a user can conveniently adjust the angle between the first connecting pipe 3 and the second connecting pipe 4;
in the preferred technical scheme in this embodiment, the first clamping piece 17 is recessed towards the side away from the second connecting pipe 4, and the recessed depth is the sum of the thicknesses of the pipe wall of the first connecting pipe 3 and the second clamping piece 18, that is, in the installation process, when the middle of the first clamping piece 17 is attached to the second clamping piece 18, and two ends of the first clamping piece 17 can be attached to the second connecting pipe 4;
in the preferred technical scheme in the embodiment, the fixing ring 8 and the first connecting pipe 3 are integrally formed, and the rotating ring 7 and the second connecting pipe 4 are integrally formed, so that the overall stability of the connecting assembly is improved;
according to the preferable technical scheme in the embodiment, the middle of the bolt 9 is not provided with threads and is a smooth surface, and one end, close to the bolt 9, of the fixing block 10 is hemispherical, so that the sliding friction between the bolt 9 and the fixing block 10 is smaller in the process of inserting the fixing ring 8, and the fixing block 10 is better connected into the fixing groove 11.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A high-voltage power line crossing frame for overhead line relocation construction, the crossing frame comprising:
a plurality of vertical rods (1);
the cross rod bodies (2) are fixedly connected between two adjacent vertical rod bodies (1), and the cross rod bodies (2) in the same extending direction are divided into two sections with equal length;
a coupling assembling for four sections of crossing body of rod (2) of fixed connection, coupling assembling includes:
the connecting structure comprises a first connecting pipe (3), wherein the cross rod bodies (2) with the same extending directions at two ends are respectively inserted at two ends of the first connecting pipe (3), a mounting opening (6) is formed in the middle of the first connecting pipe (3), a fixing ring (8) is fixedly arranged in the middle of the first connecting pipe (3), the fixing ring (8) is positioned in the mounting opening (6), and a fixing opening communicated with the fixing ring (8) is formed in the side wall of the first connecting pipe (3);
the other two ends of the cross rod bodies (2) with the same extending direction are respectively inserted at the two ends of the second connecting pipe (4), the second connecting pipe (4) is rotated to penetrate through the mounting port (6), the rotating ring (7) is fixedly arranged in the middle of the second connecting pipe (4), a rotating port communicated with the rotating ring (7) is formed in the side wall of the second connecting pipe (4), and the second connecting pipe (4) is rotatably sleeved on the fixing ring (8) through the rotating ring (7) and the rotating port;
the pair of first clamping pieces (17) and the pair of second clamping pieces (18), the two first clamping pieces (17) are arranged on two sides of the second connecting pipe (4), the two second clamping pieces (18) are arranged on two sides of the first connecting pipe (3), a fixing assembly is arranged between the two first clamping pieces (17) and the two second clamping pieces (18), a fixing hole (5) matched with the fixing assembly is formed in the crossed rod body (2), and the fixing assembly penetrates through the pipe wall and the fixing hole (5) of the corresponding connecting pipe;
the fixing part is a bolt (9) and a nut (16), the bolt (9) penetrates through a first clamping piece (17), a second clamping piece (18), a fixing port, a fixing ring (8) and a rotating port, the nut (16) is sleeved at the end part of the bolt (9) in a threaded manner, the two first clamping pieces (17) tightly clamp the second connecting pipe (4) through the matching of the bolt (9) and the nut (16), and the second clamping piece (18) tightly clamps the first connecting pipe (3);
wherein, still be connected through a plurality of locking mechanical system between rotating ring (7) and solid fixed ring (8), locking mechanical system includes fixed block (10), gu seted up activity mouth (12) on fixed ring (8), fixed block (10) slide to set up in activity mouth (12), and run through activity mouth (12) and set up, fixed slot (11) of a plurality of cooperation fixed blocks (10) have been seted up on rotating ring (7) inner wall.
2. The high-voltage power line crossing frame for the overhead line relocation construction according to claim 1, wherein an annular groove (13) is formed in a side wall of the movable opening (12), a spring (15) and a limiting ring (14) are arranged in the annular groove (13), the limiting ring (14) is fixedly sleeved on the fixed block (10), and two ends of the spring (15) are respectively and fixedly connected with the limiting ring (14) and an end wall of the annular groove (13).
3. The high-voltage power line crossing frame for overhead line relocation construction according to claim 1, wherein the first clamping piece (17) is recessed to a side away from the second connecting pipe (4), and the depth of the recess is the sum of the thicknesses of the pipe wall of the first connecting pipe (3) and the second clamping piece (18).
4. The high-voltage power line crossing frame for overhead line relocation construction according to claim 1, wherein the fixed ring (8) and the first connecting pipe (3) are integrally formed, and the rotating ring (7) and the second connecting pipe (4) are integrally formed.
5. The high-voltage power line crossing frame for overhead line relocation construction according to claim 1, wherein the middle part of the bolt (9) is not provided with threads and is a smooth surface, and one end of the fixing block (10) close to the bolt (9) is hemispherical.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010978948.XA CN112054464B (en) | 2020-09-17 | 2020-09-17 | High-voltage power line crossing frame for overhead line moving and reforming construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010978948.XA CN112054464B (en) | 2020-09-17 | 2020-09-17 | High-voltage power line crossing frame for overhead line moving and reforming construction |
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| Publication Number | Publication Date |
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| CN112054464A CN112054464A (en) | 2020-12-08 |
| CN112054464B true CN112054464B (en) | 2021-07-23 |
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| CN202010978948.XA Active CN112054464B (en) | 2020-09-17 | 2020-09-17 | High-voltage power line crossing frame for overhead line moving and reforming construction |
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| CN113982365B (en) * | 2021-11-17 | 2023-03-10 | 南京国煜泰户外休闲用品有限公司 | Folding tent |
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| CN103437539A (en) * | 2013-09-03 | 2013-12-11 | 南京工业大学 | Openable door-shaped steel pipe scaffold |
| CN205857880U (en) * | 2016-07-25 | 2017-01-04 | 天津市泰达工程设计有限公司 | A kind of fixed structure of steel tower cross-arm outer extension member |
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| CN209924125U (en) * | 2019-05-08 | 2020-01-10 | 东华理工大学 | Inter-column supporting structure for steel structure |
| CN211341141U (en) * | 2019-10-17 | 2020-08-25 | 扬州欣金禾钢业科技有限公司 | Novel but stretch-draw shaped steel flexible column support between device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203242962U (en) * | 2013-05-23 | 2013-10-16 | 中铁二十局集团电气化工程有限公司 | Existing railway line crossing frame for overhead line relocation and transformation construction |
| CN103437539A (en) * | 2013-09-03 | 2013-12-11 | 南京工业大学 | Openable door-shaped steel pipe scaffold |
| CN205857880U (en) * | 2016-07-25 | 2017-01-04 | 天津市泰达工程设计有限公司 | A kind of fixed structure of steel tower cross-arm outer extension member |
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