CN111636753A - Construction method for laying, installing and constructing power engineering line - Google Patents

Construction method for laying, installing and constructing power engineering line Download PDF

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Publication number
CN111636753A
CN111636753A CN202010530705.XA CN202010530705A CN111636753A CN 111636753 A CN111636753 A CN 111636753A CN 202010530705 A CN202010530705 A CN 202010530705A CN 111636753 A CN111636753 A CN 111636753A
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China
Prior art keywords
fixedly connected
symmetrically
fixing
installing
power engineering
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CN202010530705.XA
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Chinese (zh)
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CN111636753B (en
Inventor
程笔云
杨军
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Chongqing Blue Ocean Power Engineering Co ltd
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Individual
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/34Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/34Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
    • E04H12/347Arrangements for setting poles in the ground

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention relates to the field of electric power engineering, in particular to a construction method for laying, installing and constructing an electric power engineering line, the installation and construction device comprises a fixed base and a lifting frame, wherein a placing groove with an inner arc structure is fixedly connected on the fixed base, a plurality of inserting grooves are symmetrically formed in the placing groove, the lifting frame is arranged above the placing groove, one end of the lifting frame is hinged on the fixed base, a movable groove is formed in the lifting frame, a movable plate is symmetrically hinged in the movable groove, one side of the movable plate is symmetrically and fixedly connected with a first hydraulic cylinder and a clamping block, the output end of the first hydraulic cylinder is inserted in the symmetrically arranged clamping block, one side of the movable plate corresponding to the placing groove is symmetrically hinged with a plurality of fixing rings with arc structures, the fixed rings which are symmetrically arranged are hinged with each other, and the fixed rings are symmetrically arranged with the slots and are inserted in the slots. The telegraph pole support device can quickly and efficiently support the telegraph pole and realize installation, and is suitable for popularization.

Description

Construction method for laying, installing and constructing power engineering line
Technical Field
The invention relates to the field of electric power engineering, in particular to a construction method for laying, installing and constructing an electric power engineering line.
Background
In the field of electric power engineering, the laying of electric power lines is often required, and the electric power lines are laid mostly by using telegraph poles, so that the electric wires are erected on the telegraph poles to lay the electric power lines.
The wire pole generally adopts concrete placement to form, transports the wire pole after the shaping to the job site, adopts the mode of mechanical hoist and mount to stick up the wire pole and right the back and insert in the base of installing in advance and fix, and this kind of mode is wasted time and energy, needs artifical manually operation wire pole's position and angle when hoist and mount the wire pole, equally needs artifical manual righting when inserting the wire pole, and this has influenced the construction progress of wire pole, and artifical manually operation also produces the potential safety hazard easily simultaneously.
Disclosure of Invention
In order to solve the problems, the invention provides a construction method for laying and installing electric power engineering lines, which can efficiently install telegraph poles, can adjust the positions and the angles of the telegraph poles with high precision, ensure the construction efficiency and the precision of the telegraph poles and simultaneously reduce the potential safety hazards in construction.
In order to achieve the purpose, the invention adopts the following technical scheme that the installation construction method for laying and installing the electric power engineering line uses an installation construction device, the installation construction device comprises a fixed base and a lifting frame, and the specific method when the installation construction device is used for installing and constructing the telegraph pole comprises the following steps:
s1, equipment checking: before the installation construction device is started to carry out installation construction operation on the telegraph pole, the operation of equipment is checked;
s2, fixing the telegraph pole: fixing the fixing base inspected in the step S1 at a predetermined position, and inserting and fixing the utility pole in the fixing base;
s3, mounting a telegraph pole: the lifting frame is operated to lift up to drive the fixed telegraph pole in the S2 to vertically erect and insert into a base which is installed in advance for fixing;
s4, disengaging from the telegraph pole: after the installation and fixation of the utility pole in the step S3 are completed, the fixing base is operated to separate from the utility pole;
the fixed base is fixedly connected with a placing groove with an inner arc structure, a plurality of inserting grooves are symmetrically formed in the placing groove, the lifting frame is arranged above the placing groove, and one end of the lifting frame is hinged to the fixed base;
the lifting frame is provided with a movable groove, movable plates are symmetrically hinged in the movable groove, one side of each movable plate is symmetrically and fixedly connected with a first hydraulic cylinder and a clamping block, the output end of each first hydraulic cylinder is inserted into the symmetrically arranged clamping blocks, one side of each movable plate, corresponding to the corresponding placement groove, is symmetrically hinged with a plurality of fixing rings in an arc structure, the symmetrically arranged fixing rings are hinged with each other, and the fixing rings are symmetrically arranged with the slots and inserted into the slots;
the crane with unable adjustment base symmetry fixedly connected with pivot of articulated one end each other, the one end of pivot all runs through the crane with unable adjustment base and fixedly connected with drive gear, unable adjustment base's bilateral symmetry fixedly connected with pneumatic cylinder No. two, the equal fixedly connected with rack of output of pneumatic cylinder No. two, the rack all with drive gear symmetry sets up and meshes mutually.
As a preferred technical scheme of the invention, the rollers are symmetrically inserted at two sides of the fixed base, and a plurality of fixing bolts are symmetrically connected on the fixed base in a threaded manner.
As a preferable technical scheme of the invention, a plurality of balls are symmetrically inserted in the placing groove, and rubber layers are fixedly connected to the surfaces of the balls.
As a preferred technical scheme of the invention, a plurality of limiting rings are symmetrically and fixedly connected to the inner wall of the fixing ring, and the limiting rings are made of rubber materials.
As a preferred technical scheme of the invention, a plurality of springs are symmetrically inserted into one side of the movable plate, one ends of the springs are fixedly connected with press rings with arc structures, and rubber layers are fixedly connected onto the press rings.
As a preferable technical scheme of the invention, tension springs are symmetrically and fixedly connected to one side of the movable plate, and sections of the tension springs, which are far away from the movable plate, are fixedly connected to the lifting frame.
The invention has the beneficial effects that:
1. the invention can efficiently install the telegraph pole, can highly precisely adjust the position and the angle of the telegraph pole, ensures the construction efficiency and the precision of the telegraph pole, and can reduce the potential safety hazard in construction.
2. The lifting frame is designed, the lifting frame can drive the telegraph pole to synchronously lift through the fixing ring, the telegraph pole is righted, the righting position and angle are ensured, manual operation is not needed, and potential safety hazards are reduced.
3. The movable plate is designed, and after the telegraph pole is righted and fixed, the movable plate can be opened and closed through the expansion of the first hydraulic cylinder, so that the lifting frame is separated from the telegraph pole.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic flow diagram of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic cross-sectional structural view of the present invention;
fig. 4 is a schematic sectional structure view of the placement tank of the present invention;
FIG. 5 is a schematic view of the retaining ring of the present invention;
fig. 6 is a partial sectional structural view of the movable frame of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 6, a method for laying, installing and constructing an electric power engineering line, which uses an installation and construction device comprising a fixed base 1 and a crane 2, and the specific method for installing and constructing a telegraph pole by using the installation and construction device is as follows:
s1, equipment checking: before the installation construction device is started to carry out installation construction operation on the telegraph pole, the operation of equipment is checked;
s2, fixing the telegraph pole: fixing the fixing base 1 inspected in the above S1 at a predetermined position, and inserting and fixing the utility pole in the fixing base 1;
s3, mounting a telegraph pole: the lifting frame 2 is operated to lift up to drive the fixed telegraph pole in the S2 to vertically erect and insert into a base which is installed in advance for fixing;
s4, disengaging from the telegraph pole: after the installation and fixation of the utility pole in S3 are completed, the fixing base 1 is operated to separate from the utility pole;
fixed base 1 is last fixedly connected with inner arc structure's standing groove 11, and a plurality of slots 12 have been seted up to the symmetry in the standing groove 11, and crane 2 sets up in standing groove 11's top, and crane 2's one end articulates on fixed base 1, and fixed base 1 is used for fixed connection subaerial, and standing groove 11 is used for placing the wire pole.
The lifting frame 2 is provided with a movable groove 21, movable plates 22 are symmetrically hinged in the movable groove 21, one side of each movable plate 22 is symmetrically and fixedly connected with a first hydraulic cylinder 23 and a fixture block 24, the output ends of the first hydraulic cylinders 23 are all inserted in the symmetrically arranged fixture blocks 24, one side of each movable plate 22 corresponding to the placement groove 11 is symmetrically hinged with a plurality of fixing rings 25 in arc structures, the symmetrically arranged fixing rings 25 are hinged with each other, the fixing rings 25 are all symmetrically arranged with the slots 12 and inserted in the slots 12, the movable groove 21 is used for installing the movable plates 22 and realizing the movement of the movable plates 22, the first hydraulic cylinder 23 can be opened and closed with the fixture blocks 24 through expansion and contraction, the opening and closing of the movable plates 22 can be realized through the opening and closing of the first hydraulic cylinders 23 and the fixture blocks 24, the movable plates 22 can be separated from telegraph poles through the opening and closing, the fixing rings 25 hinged to each other can be matched with the movable plates 22 to open and close, and the fixing rings 25 can drive the telegraph pole to be righted by matching with the lifting of the lifting frame 2.
Crane 2 and unable adjustment base 1 mutual articulated one end symmetry fixedly connected with pivot 26, crane 2 and unable adjustment base 1 and fixedly connected with drive gear 27 are all run through to the one end of pivot 26, the bilateral symmetry fixedly connected with hydraulic cylinder 13 No. two of unable adjustment base 1, the equal fixedly connected with rack 14 of output of No. two hydraulic cylinder 13, rack 14 all sets up and meshes mutually with drive gear 27 symmetry, No. two hydraulic cylinder 13 drives rack 14 reciprocating motion through flexible, rack 14 removes and drives drive gear 27 rotatory, it is rotatory with crane 2 synchronous revolution to drive pivot 26 simultaneously, realize crane 2's lift.
The both sides symmetry of unable adjustment base 1 is inserted and is equipped with gyro wheel 3, and the last symmetry threaded connection of unable adjustment base 1 has a plurality of fixing bolt 31, and gyro wheel 3 is used for removing unable adjustment base 1, and fixing bolt 31 is used for inserting the underground, fixes unable adjustment base 1 subaerial.
A plurality of balls 15 are symmetrically inserted in the placing groove 11, rubber layers are fixedly connected to the surfaces of the balls 15, the balls 15 are used for facilitating the insertion of the telegraph pole into the placing groove 11, and the rubber layers on the surfaces of the balls 15 are used for preventing the surface of the telegraph pole from being damaged when the telegraph pole is inserted into the placing groove 11.
The inner wall of the fixing ring 25 is symmetrically and fixedly connected with a plurality of limiting rings 4, the limiting rings 4 are made of rubber, the limiting rings 4 made of rubber are used for improving friction force, the telegraph pole is prevented from sliding in the righting process, and meanwhile the insertion of the telegraph pole is not influenced.
The equal symmetry in one side of fly leaf 22 is inserted and is equipped with a plurality of springs 5, and the equal fixedly connected with arc structure's of one end clamping ring 51 of spring 5, the equal fixedly connected with rubber layer on the clamping ring 51, spring 5 are used for realizing the flexible of clamping ring 51, and clamping ring 51 can contradict the wire pole on solid fixed ring 25 through flexible, reaches the fixed effect of centre gripping.
One side of the movable plate 22 is symmetrically and fixedly connected with tension springs 52, one section of the tension springs 52 far away from the movable plate 22 is fixedly connected to the lifting frame 2, and when the movable plate 22 is separated from the telegraph pole through the movement of the fixed base 1, the telegraph pole can automatically return through the tension springs 52.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an electric power engineering circuit is laid and is installed construction method, it has used an installation construction device, this installation construction device includes unable adjustment base (1) and crane (2), its characterized in that: the concrete method for installing and constructing the telegraph pole by adopting the installation and construction device is as follows:
s1, equipment checking: before the installation construction device is started to carry out installation construction operation on the telegraph pole, the operation of equipment is checked;
s2, fixing the telegraph pole: fixing the fixing base (1) inspected in the step S1 at a predetermined position, and inserting and fixing the utility pole in the fixing base (1);
s3, mounting a telegraph pole: the lifting frame (2) is operated to lift up to drive the fixed telegraph pole in the S2 to vertically erect and insert into a base which is installed in advance for fixing;
s4, disengaging from the telegraph pole: after the installation and fixation of the utility pole in the step S3 are completed, the fixing base (1) is operated to separate from the utility pole;
a placing groove (11) with an inner arc structure is fixedly connected to the fixed base (1), a plurality of inserting grooves (12) are symmetrically formed in the placing groove (11), the lifting frame (2) is arranged above the placing groove (11), and one end of the lifting frame (2) is hinged to the fixed base (1);
the lifting frame (2) is provided with a movable groove (21), movable plates (22) are symmetrically hinged in the movable groove (21), one side of each movable plate (22) is symmetrically and fixedly connected with a first hydraulic cylinder (23) and a fixture block (24), the output ends of the first hydraulic cylinders (23) are inserted in the symmetrically arranged fixture blocks (24), one side of each movable plate (22) corresponding to the corresponding placement groove (11) is symmetrically hinged with a plurality of fixing rings (25) with arc structures, the symmetrically arranged fixing rings (25) are hinged with each other, and the fixing rings (25) are symmetrically arranged with the slots (12) and inserted in the slots (12);
crane (2) with unable adjustment base (1) mutual articulated one end symmetry fixedly connected with pivot (26), the one end of pivot (26) all runs through crane (2) with unable adjustment base (1) and fixedly connected with drive gear (27), No. two pneumatic cylinders (13) of bilateral symmetry fixedly connected with of unable adjustment base (1), the equal fixedly connected with rack (14) of output of No. two pneumatic cylinders (13), rack (14) all with drive gear (27) symmetry sets up and meshes mutually.
2. The electric power engineering line laying, installing and constructing method according to claim 1, characterized in that: the roller wheels (3) are symmetrically inserted into two sides of the fixed base (1), and a plurality of fixing bolts (31) are symmetrically connected to the fixed base (1) through threads.
3. The electric power engineering line laying, installing and constructing method according to claim 1, characterized in that: a plurality of balls (15) are symmetrically inserted in the placing groove (11), and rubber layers are fixedly connected to the surfaces of the balls (15).
4. The electric power engineering line laying, installing and constructing method according to claim 1, characterized in that: the inner wall of the fixing ring (25) is symmetrically and fixedly connected with a plurality of limiting rings (4), and the limiting rings (4) are made of rubber.
5. The electric power engineering line laying, installing and constructing method according to claim 1, characterized in that: one side of fly leaf (22) all the symmetry insert and be equipped with a plurality of springs (5), the equal fixedly connected with arc structure's of one end clamping ring (51) of spring (5), equal fixedly connected with rubber layer on clamping ring (51).
6. The electric power engineering line laying, installing and constructing method according to claim 1, characterized in that: one side of fly leaf (22) all symmetry fixedly connected with extension spring (52), one section that extension spring (52) kept away from fly leaf (22) is all fixedly connected in on crane (2).
CN202010530705.XA 2020-06-11 2020-06-11 Construction method for laying, installing and constructing power engineering line Active CN111636753B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113090039A (en) * 2021-04-09 2021-07-09 王亚龙 Installation and construction method for reinforced concrete prefabricated composite floor slab
CN114725834A (en) * 2022-03-31 2022-07-08 湖北万敬和诚电力工程有限公司 Construction method for laying, installing and constructing power engineering line
CN116563520A (en) * 2023-07-11 2023-08-08 河北霞光电力工程集团有限公司 Alignment control method, alignment control system, alignment control equipment and alignment control medium for installing telegraph pole

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2546622A1 (en) * 1975-10-17 1977-04-21 Vi Proekt Organizacii Energeti Erecting or dismantling method for long heavy objects - using boom hinged to vehicle at one end and load acceptor mechanism movable towards free boom end
GB0606968D0 (en) * 2005-04-18 2006-05-17 Square Systems Ltd A Device For Manipulating A Post
CN206844796U (en) * 2017-05-09 2018-01-05 四川新能电力有限公司 A kind of power construction electric pole embedded device
CN207260731U (en) * 2017-08-07 2018-04-20 德州中茂电力勘察设计有限公司临邑分公司 Power construction electric pole erecting device
CN108104577A (en) * 2017-12-21 2018-06-01 国网江苏省电力公司泰州供电公司 A kind of electric power network electric pole stringer and construction method
CN208380249U (en) * 2018-06-28 2019-01-15 德京(福建)电通技术开发有限公司 A kind of novel electric power construction lifting equipment
CN209308535U (en) * 2018-12-15 2019-08-27 广东金晖通信科技有限公司 A kind of pole setting machine applied to communication line construction

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2546622A1 (en) * 1975-10-17 1977-04-21 Vi Proekt Organizacii Energeti Erecting or dismantling method for long heavy objects - using boom hinged to vehicle at one end and load acceptor mechanism movable towards free boom end
GB0606968D0 (en) * 2005-04-18 2006-05-17 Square Systems Ltd A Device For Manipulating A Post
CN206844796U (en) * 2017-05-09 2018-01-05 四川新能电力有限公司 A kind of power construction electric pole embedded device
CN207260731U (en) * 2017-08-07 2018-04-20 德州中茂电力勘察设计有限公司临邑分公司 Power construction electric pole erecting device
CN108104577A (en) * 2017-12-21 2018-06-01 国网江苏省电力公司泰州供电公司 A kind of electric power network electric pole stringer and construction method
CN208380249U (en) * 2018-06-28 2019-01-15 德京(福建)电通技术开发有限公司 A kind of novel electric power construction lifting equipment
CN209308535U (en) * 2018-12-15 2019-08-27 广东金晖通信科技有限公司 A kind of pole setting machine applied to communication line construction

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113090039A (en) * 2021-04-09 2021-07-09 王亚龙 Installation and construction method for reinforced concrete prefabricated composite floor slab
CN113090039B (en) * 2021-04-09 2024-06-04 湖南中军建设工程有限公司 Reinforced concrete prefabricated composite floor slab installation construction method
CN114725834A (en) * 2022-03-31 2022-07-08 湖北万敬和诚电力工程有限公司 Construction method for laying, installing and constructing power engineering line
CN116563520A (en) * 2023-07-11 2023-08-08 河北霞光电力工程集团有限公司 Alignment control method, alignment control system, alignment control equipment and alignment control medium for installing telegraph pole
CN116563520B (en) * 2023-07-11 2023-09-22 河北霞光电力工程集团有限公司 Alignment control method, alignment control system, alignment control equipment and alignment control medium for installing telegraph pole

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Effective date of registration: 20210716

Address after: 400050 third floor, No. 139-24, Keyuan Third Street, Jiulongpo District, Chongqing

Applicant after: Chongqing Blue Ocean Power Engineering Co.,Ltd.

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