CN111877846A - Construction method for metal pole tower of high-low voltage transmission line - Google Patents
Construction method for metal pole tower of high-low voltage transmission line Download PDFInfo
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- CN111877846A CN111877846A CN202010760468.6A CN202010760468A CN111877846A CN 111877846 A CN111877846 A CN 111877846A CN 202010760468 A CN202010760468 A CN 202010760468A CN 111877846 A CN111877846 A CN 111877846A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
- E04H12/345—Arrangements for tilting up whole structures or sections thereof
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Abstract
The invention relates to a construction method of a high-low voltage transmission line metal pole tower, which uses a construction device of the high-low voltage transmission line metal pole tower, and comprises a fixed frame mechanism and a traction group, wherein the fixed frame mechanism is connected with the existing working ground in a sliding fit mode, the traction group is arranged on the front side of the fixed frame mechanism, and the lower end of the traction group is connected with the existing working ground in a sliding fit mode.
Description
Technical Field
The invention relates to the technical field of transmission line tower installation, in particular to a construction method of a high-low voltage transmission line metal tower.
Background
The power industry mainly comprises five links of power generation, power transmission, power transformation, power distribution and power utilization, wherein the power generation comprises various generator sets, the power transmission uses a power transmission line and towers, the main equipment of the power transformation is a transformer, the main equipment of the power distribution is various step-down transformers and low-voltage lines, the power utilization is electrical equipment of thousands of households, the power transmission lines and towers are various in types, the highest voltage level can reach a high-voltage state of 1000 kilovolts, the lines are divided into copper wires, aluminum twists and the like, the towers are divided into wood, cement, steel frames and the like, the power transmission line is used for transmitting power to the other end from one end with the smallest loss as possible, the towers are used for supporting the lines and preventing the lines from contacting other conductors to generate ground faults, more pole-holding and erecting installation methods of the towers are adopted, the pole-holding and erecting method further comprises a, Fixed two pole of embracing are whole immediately, fall formula pole of embracing and put modes such as upright, nevertheless can appear following problem in shaft tower construction installation:
1. the stress of the whole pole is in an uneven state, the pole is prone to deflection or shaking due to uneven stress, the stability of the whole pole is low, and heavy adverse effects are prone to being caused in the hoisting process of the pole tower;
2. the clamping degree of the whole tower is low, so that the tower is easy to slip off in the hoisting process and deviates from a mounting foundation pit, the rigid clamping adopted for the tower is low in the utilization rate of towers with different sizes, and the inclination angle between the adopted double holding rods and the ground is also low in the utilization rate of the position and the type of the mounting foundation pit.
Disclosure of Invention
Technical scheme (I)
In order to achieve the purpose, the invention adopts the following technical scheme that a construction method of a high-low voltage transmission line metal tower uses a construction device of the high-low voltage transmission line metal tower, the construction device of the high-low voltage transmission line metal tower comprises a fixed frame mechanism and a traction group, and the construction method when the construction of the high-low voltage transmission line metal tower is carried out by adopting the construction device of the high-low voltage transmission line metal tower comprises the following specific steps:
s1, mounting a foundation support: the clamping rod is arranged on the working ground, the clamping rod is arranged on the clamping rod, and the clamping rod is arranged on the clamping rod;
s2, traction and fixation: fixing the lower end of the opposite plate and the working ground by an external hammering tool in a manual mode, and enabling a traction rope to penetrate through the upper end of the pulley in a manual mode and enabling the second lock catch to be connected with the second lifting hook;
s3, hoisting the electric pole: the first lock catch locks the front end of the electric pole and the second lock catch locks the rear end of the electric pole in a manual mode;
s4, standing the whole root: the motor drives the rotating shaft to rotate, the traction rope synchronously winds under the driving of the rotating shaft, the traction rope lifts up the rear end of the electric pole through the second lock catch, the pulley synchronously rotates along with the movement of the traction rope, the pull rope synchronously winds under the driving of the sliding, and the electric pole gradually becomes a whole standing state.
The fixed frame mechanism is connected with the existing working ground in a sliding fit mode, the front side of the fixed frame mechanism is provided with a traction group, and the lower end of the traction group is connected with the existing working ground in a sliding fit mode.
The frame fixing mechanism comprises holding rods, a bottom plate, fixing rods, clamping rods, pulleys, pull ropes, a first lifting hook and a first lock catch, the holding rods are positioned above the existing working ground, the holding rods are arranged on the left and right sides, the lower ends of the holding rods are provided with the bottom plate, through holes are symmetrically formed in the left and right sides of the upper end surface of the bottom plate, the through holes are symmetrically arranged in the front and back direction, the fixing rods are installed through inner sliding fit modes, the lower ends of the fixing rods are connected with the existing working ground through sliding fit modes, rod grooves are formed in the middle of the upper end of the inner side end surface of the holding rods, the clamping rods are arranged between the upper ends of the holding rods, the clamping rods are of bidirectional telescopic structures, telescopic sections of the clamping rods are connected with the rod grooves through sliding fit modes, the pulleys are installed in the middle of the clamping rods through bearings, the pull ropes are wound in the middle, the bottom plate is driven to hold the pole and is placed on the ground of work through the manual mode to beat the dead lever with the help of outside instrument of beating and beat into the work ground in order to fix bottom plate and holding the pole wholly, then in two sections that stretch out and draw back that make the kelly through artifical branch mode are all gone into and are corresponded the pole recess, secondly make a hasp lock solid pole through the manual mode, be connected simultaneously between traction group and the pole, later carry out whole root installation of standing up to the pole under the cooperation through traction group and stay cord, a lifting hook and a hasp.
The traction group comprises a vertical plate, a rotating shaft, a motor, a traction rope, a connecting plate, a second lifting hook and a second lock catch, wherein the vertical plate is symmetrically arranged on the existing working ground in a bilateral mode through a sliding fit mode, the rotating shaft is arranged between the upper ends of the vertical plates through a bearing, the traction rope is symmetrically wound on the rotating shaft in a bilateral mode through a sliding fit mode, a pull rope is arranged between the traction ropes, the traction rope is in a sliding fit mode with a pulley, the lower end face of the rear end of the traction rope is connected with the upper end face of the connecting plate, the second lifting hook is arranged in the middle of the lower end face of the connecting plate, the lower end of the second lifting hook is connected with the second lock catch through a sliding fit mode, the lower end of the vertical plate and the working ground are fixed through an external hammering tool in a manual mode, then the traction rope penetrates through the upper end of the pulley and is connected with the second lock catch and, the pole is in horizontal hoist and mount state under the cooperation of a hasp and No. two hasps this moment, then drive the pivot through the motor and rotate, the haulage rope is synchronous rolling under the drive of pivot, the haulage rope lifts up the rear end of pole through No. two hasps, the pulley rotates along with the motion synchronization of haulage rope, the stay cord is synchronous rolling under gliding drive, the pole becomes whole root gradually and stands the state, when the pole turned angle is close 90, motor stop work, later through carrying out follow-up slow rightting processing to the pole through artifical mode.
As a preferred technical scheme of the invention, the first lock catch and the second lock catch have the same composition structure, wherein the first lock catch comprises a hook ring, a plate block, an extension plate, a round rod and an elastic rope, the lower end of the hook ring is connected with the middle part of the upper end surface of the plate block, the extension plate is symmetrically arranged at the left end and the right end of the plate block, rod through grooves are symmetrically arranged at the front and the back of the left end surface of the extension plate, the elastic rope is symmetrically arranged at the front and the back of the lower part of the plate block, the round rod is symmetrically arranged at the left end and the right end of the elastic rope, the round rod and the elastic rope are connected with the rod through grooves in a sliding fit manner, the round rod and the inner end surface of the extension plate are in a sliding fit manner, the elastic rope is wound on an electric pole in a manual manner, then the round rod drives the elastic rope to penetrate through the rod through grooves from the outer side of the extension plate inwards, the round, the motion of pole receives the restriction, and the lock solid is handled to the pole completion, and the cooperation between elastic webbing, pole and the extension board can carry out the elasticity fastening to the pole and handle to the rigid fastening of avoiding the pole causes the influence to the motion of rising of follow-up pole, can improve the application scope to the pole lock solid of the not unidimensional type of certain limit again simultaneously.
As a preferred technical scheme of the invention, risers are symmetrically arranged on the front side and the rear side of the lower end of the holding pole, the lower ends of the risers are arranged on the upper end face of the base plate, a shaft lever is arranged at the lower end of the holding pole, the shaft lever is connected with the risers through a bearing, an electric push rod is arranged on the inner side of the shaft lever, the lower end of the electric push rod is connected with the upper end face of the base plate, the upper end of the electric push rod is connected with the end face of the inner side of the holding pole, the holding pole is pushed upwards or downwards through the electric push rod, the holding pole synchronously rotates upwards or downwards around the shaft lever, and the inclination angle of the holding pole can be changed and is matched with the placing position between the base plate and the pole foundation.
As a preferred technical scheme of the invention, a scale plate is arranged in the middle of the front end of the upper end face of the electric push rod fixing section, a shaping block is arranged on the scale plate in a sliding fit manner, the rear end of the shaping block is connected with the front end face of the electric push rod telescopic section, the electric push rod telescopic section moves upwards or downwards and simultaneously drives the shaping plate to move synchronously, the shaping plate moves synchronously along the scale plate, and the telescopic distance of the electric push rod can be accurately controlled by means of the shaping plate and the scale plate, so that the inclination angles of the two holding rods are the same, that is, the symmetry of the whole device is ensured, and the precision of the whole electric pole installation is improved.
As a preferred technical scheme, an L-shaped plate is arranged above a bottom plate, the L-shaped plate is connected with the middle end of a holding pole in a sliding fit mode, a tensioning rope is arranged on the rear end face of the inner side end of the L-shaped plate, an inserting rod is arranged at the lower end of the tensioning rope and connected with the existing working ground in a sliding fit mode, the inward concave end face of the L-shaped plate is attached to the surface of the holding pole to be placed through manual work, the tensioning rope is pulled backwards to enable the L-shaped plate to be attached to the holding pole, then the inserting rod is inserted into a working ground, the L-shaped plate, the tensioning rope and the inserting rod are matched to play a role in balancing the holding pole, and the effect of the tension generated by the tensioning rope on the tension generated by the traction rope can improve the overall stability of the holding pole.
As a preferred technical scheme of the invention, the end face of the outer side of the L-shaped plate is provided with the lug plates in an up-and-down symmetrical manner, a pin shaft is arranged between the lug plates, a rotating wheel is arranged on the pin shaft in a sliding fit manner, the rotating wheel is connected with the tightening rope in a sliding fit manner, one end of the tightening rope is connected with the end face of the outer side of the rotating rod, the end of the inner side of the rotating rod is connected with the rear end of the L-shaped plate through the pin shaft, the front end face of the rotating rod is in a sliding fit manner with the holding rod, the other end of the tightening rope is provided with a second inserted rod which is positioned at the outer side of the bottom plate and is connected with the existing working ground in a sliding fit manner, the second inserted rod drives the tightening rope to penetrate through the inner side of the rotating wheel in a manual manner, the tightening rope is pulled to the outer side in the state, the tightening rope pulls the rotating rod to synchronously move until the rotating rod clamps the, cooperation between bull stick, L template, the rope that tightens, runner and No. two inserted bars can play the effect of offsetting the effect of giving power of stay cord to holding pole, and then improves the holistic firm degree of holding pole.
As a preferred technical scheme of the invention, the surface of the elastic rope is provided with the rubber strip which is in a spiral structure, and the rubber strip in the spiral structure can increase the friction force between the elastic rope and the electric pole, so that the winding and fixing firmness of the elastic rope on the electric pole is improved, and the electric pole is prevented from slipping off in the process of standing.
(II) advantageous effects
1. According to the construction method for the metal pole tower of the high-low voltage transmission line, the metal pole tower construction of the high-low voltage transmission line is carried out by adopting the design concept of a multiple stable structure, so that the hoisting of an electric pole and the integral stability of a foundation supporting structure are improved, meanwhile, an elastic tightening clamping mode is adopted for the electric pole so as to be convenient for matching with the hoisting operation of the electric pole, and the application range of clamping the electric pole in different sizes in a certain range can be enlarged;
2. the cooperation among the L-shaped plate, the tensioning rope and the first inserted link can play a role in balancing the pole, and the counteracting effect of the tension generated by the tensioning rope on the tension generated by the traction rope can improve the overall stability of the pole, so that the stability of the pole in the hoisting process is improved;
3. the cooperation among the circular plate, the scale plate and the electric push rod can realize the adaptability change of the inclination angle of the holding pole, thereby improving the adaptability to the installation of electric poles with different length sizes, and simultaneously ensuring the same inclination angle of the two holding poles so as to ensure the symmetry of the whole device;
4. the rubber strip with the spiral structure can increase the friction force between the elastic rope and the electric pole, so that the firmness of the elastic rope for winding and fixing the electric pole is improved, and the electric pole is prevented from slipping off in the process of standing;
5. the cooperation of the rotating rod, the L-shaped plate, the tightening rope, the rotating wheel and the second inserted rod can play a role in counteracting the force of the pull rope on the holding pole, and further the overall stability of the holding pole is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
FIG. 5 is an enlarged view of the invention in section X of FIG. 2;
FIG. 6 is an enlarged view of the Y-direction portion of FIG. 2 of the present invention;
FIG. 7 is an enlarged view of the invention in the Z-direction of FIG. 2;
FIG. 8 is an enlarged view of the M-direction portion of FIG. 2 in accordance with the present invention;
fig. 9 is an enlarged view of the invention from the N-direction of fig. 4.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
As shown in fig. 1 to 9, a construction method for a high-low voltage transmission line metal tower uses a construction device for a high-low voltage transmission line metal tower, the construction device for a high-low voltage transmission line metal tower comprises a fixed frame mechanism 1 and a traction group 2, and the construction method for the high-low voltage transmission line metal tower by using the construction device for a high-low voltage transmission line metal tower is as follows:
s1, mounting a foundation support: the bottom plate 11 drives the holding pole 10 to be placed on the working ground in a manual mode, the fixing rod 12 is hammered into the working ground by means of an external hammering tool so as to fix the bottom plate 11 and the holding pole 10 integrally, and then the two telescopic sections of the clamping rod 13 are clamped into the corresponding pole grooves in a manual splitting mode;
s2, traction and fixation: the lower end of the opposite plate 20 is fixed between the working ground by an external hammering tool in a manual mode, and then a traction rope 23 penetrates through the upper end of the pulley 14 in a manual mode and a second lock catch 26 is connected with a second lifting hook 25;
s3, hoisting the electric pole: the first lock catch 17 locks the front end of the electric pole and the second lock catch 26 locks the rear end of the electric pole manually;
s4, standing the whole root: the motor 22 drives the rotating shaft 21 to rotate, the traction rope 23 is synchronously wound under the driving of the rotating shaft 21, the rear end of the electric pole is lifted up by the traction rope 23 through the second lock catch 26, the pulley 14 synchronously rotates along with the movement of the traction rope 23, the pull rope 15 is synchronously wound under the driving of sliding, and the electric pole gradually becomes in a whole standing state.
The fixed frame mechanism 1 is connected with the existing working ground in a sliding fit mode, the front side of the fixed frame mechanism 1 is provided with a traction group 2, and the lower end of the traction group 2 is connected with the existing working ground in a sliding fit mode.
The frame fixing mechanism 1 comprises holding rods 10, a bottom plate 11, fixing rods 12, clamping rods 13, pulleys 14, pull ropes 15, a first lifting hook 16 and a first lock catch 17, wherein the holding rods 10 are positioned above the existing working ground, the holding rods 10 are arranged left and right, the bottom plate 11 is arranged at the lower end of the holding rods 10, through holes are symmetrically formed in the left and right of the upper end face of the bottom plate 11 and are arranged front and back, the fixing rods 12 are installed through sliding fit in the through holes, the lower end of the fixing rod 12 is connected with the existing working ground through sliding fit, rod grooves are formed in the middle of the upper end of the inner side end face of the holding rods 10, the clamping rods 13 are arranged between the upper ends of the holding rods 10, the clamping rods 13 are of bidirectional telescopic structures, the telescopic sections of the clamping rods 13 are connected with the rod grooves through sliding fit, the pulleys 14 are installed in the middle of the clamping rods 13 through bearings, the pull ropes 15 are wound in, the lower extreme of lifting hook 16 is connected with hasp 17 through sliding fit mode, it places pole 10 on the work is subaerial to drive through artifical mode with bottom plate 11, and beat into work ground dead lever 12 with the help of outside instrument of beating, in order to fix bottom plate 11 and pole 10 are whole, then through artifical branch mode make two flexible sections of kelly 13 all block in corresponding pole recess, secondly make a hasp 17 lock solid pole through artifical mode, be connected between traction group 2 and the pole simultaneously, later through traction group 2 and stay cord 15, carry out whole root installation of standing to the pole under the cooperation of lifting hook 16 and hasp 17.
The first lock catch 17 and the second lock catch 26 have the same composition structure, wherein the first lock catch 17 comprises a hook ring 170, a plate 171, an extension plate 172, a round rod 173 and an elastic rope 174, the lower end of the hook ring 170 is connected with the middle part of the upper end surface of the plate 171, the extension plate 172 is symmetrically arranged at the left end and the right end of the plate 171, a rod through groove is symmetrically arranged at the front and the back of the left end surface of the extension plate 172, the elastic rope 174 is symmetrically arranged at the front and the back of the lower part of the plate 171, the round rod 173 and the elastic rope 174 are symmetrically arranged at the left end and the right end of the elastic rope 174, the round rod 173 and the elastic rope 174 are connected with the rod through groove in a sliding fit manner, the inner end surfaces of the round rod 173 and the extension plate 172 are in a sliding fit manner, the elastic rope 174 is wound on the electric pole in a manual manner, then the round rod 173 drives the elastic rope 174 to inwards penetrate through the rod, at this moment, the round rod 173 and the through groove of the rod are perpendicular to each other, the motion of the round rod 173 is limited, the locking processing of the electric pole is completed, the elastic belt, the round rod 173 and the extension plate 172 are matched to elastically fasten the electric pole, so that the influence of rigid fastening of the electric pole on the vertical motion of the subsequent electric pole is avoided, and meanwhile, the application range of the electric pole locking of different size types in a certain range can be widened.
The upper portion of bottom plate 11 be provided with L template 110, L template 110 links to each other with the middle-end of armful pole 10 through sliding fit, the rear end face of the medial extremity of L template 110 installs tensioning rope 111, No. one inserted bar 112 is installed to the lower extreme of tensioning rope 111, No. one inserted bar 112 links to each other with existing work ground through sliding fit, make the indent terminal surface of L template 110 paste in armful pole 10 surface through the manual work side and place, the tensioning rope 111 of pulling backward simultaneously so that L template 110 pastes and tightly embraces pole 10, then inject inserted bar 112 into work ground in, L template 110, the cooperation between tensioning rope 111 and an inserted bar 112 can play the effect of balancing effect to armful pole 10, the effect of counteracting of the pulling force that the tensioning rope 111 produced to the pulling force that haulage rope 23 produced can improve the holistic degree of stability of armful post.
The outer side end face of the L-shaped plate 110 is provided with lug plates 11a in an up-down symmetrical mode, a pin shaft is arranged between the lug plates 11a, a rotating wheel 11b is arranged on the pin shaft in a sliding fit mode, the rotating wheel 11b is connected with a tightening rope 11c in a sliding fit mode, one end of the tightening rope 11c is connected with the outer side end face of a rotating rod 11d, the inner side end of the rotating rod 11d is connected with the rear end of the L-shaped plate 110 through the pin shaft, the front end face of the rotating rod 11d is in a sliding fit mode with the holding pole 10, the other end of the tightening rope 11c is provided with a second inserting rod 11e, the second inserting rod 11e is positioned on the outer side of the bottom plate 11, the second inserting rod 11e is connected with the existing working ground in a sliding fit mode, the second inserting rod 11e drives the tightening rope 11c to penetrate through the inner side of the rotating wheel 11b in a manual mode, the tightening rope 11c is pulled to the outer side in the state, and the tightening rope 11c pulls the rotating rod 11, then, the second inserted link 11e is inserted into the working floor, and the cooperation between the rotating rod 11d, the L-shaped plate 110, the tightening rope 11c, the rotating wheel 11b and the second inserted link 11e can exert the action of offsetting the force applied by the pull rope 15 on the holding pole 10, so that the overall stability of the holding pole 10 is improved.
The utility model discloses an electric putter 102 fixed section, including electric putter 102 fixed section, the up end of electric putter 102 fixed section, the up end front end mid-mounting have scale plate 10a, install back type piece 10b through sliding fit mode on the scale plate 10a, the rear end of back type piece 10b links to each other with the preceding terminal surface of electric putter 102 flexible section, electric putter 102 flexible section upwards or drive back type board synchronous motion when the downstream, back type board is along scale plate 10a synchronous motion, through can carry out accurate control to electric putter 102's flexible distance with the help of back type board and scale plate 10a, so that two poles 10 become the inclination the same, guarantee the holistic symmetry of device promptly, and then improve the whole precision of erecting the installation of pole.
The surface of elasticity rope 174 be provided with the rubber strip, and the rubber strip is helical structure, the rubber strip that is helical structure can increase the frictional force between elasticity rope 174 and the pole, and then improves the firm degree that elasticity rope 174 twines fixedly to the pole to avoid the pole to take place the landing phenomenon at the in-process of standing.
The traction group 2 comprises a vertical plate 20, a rotating shaft 21, a motor 22, a traction rope 23, a connecting plate 24, a second lifting hook 25 and a second lock catch 26, wherein the vertical plate 20 is bilaterally and symmetrically arranged on the existing working ground in a sliding fit mode, the rotating shaft 21 is arranged between the upper ends of the vertical plates 20 through a bearing, the traction rope 23 is wound on the rotating shaft 21 in a bilaterally symmetrical mode in a sliding fit mode, a pull rope 15 is arranged between the traction ropes 23, the traction rope 23 and a pulley 14 are in a sliding fit mode, the lower end face of the rear end of the traction rope 23 is connected with the upper end face of the connecting plate 24, the second lifting hook 25 is arranged in the middle of the lower end face of the connecting plate 24, the lower end of the second lifting hook 25 is connected with the second lock catch 26 in a sliding fit mode, the lower end of the vertical plate 20 is hammered into the working ground by an external hammering tool in a manual mode so as to fix the vertical plate 20, the second lock catch 26 is hooked on the second hook 25, the second lock catch 26 locks the rear end of the electric pole in a manual mode, the electric pole is in a horizontal hoisting state under the matching of the first lock catch 17 and the second lock catch 26, then the rotating shaft 21 is driven to rotate through the motor 22, the traction rope 23 is driven by the rotating shaft 21 to perform synchronous winding motion, the traction rope 23 lifts the rear end of the electric pole through the second lock catch 26, meanwhile, in the motion process of the traction rope 23, the pulley 14 synchronously performs circumferential rotation along with the rotation, the pull rope 15 is synchronously wound under the driving of sliding, the winding speed of the pull rope 15 is smaller than that of the traction rope 23, the electric pole is gradually changed to a vertical state, when the rotation angle of the electric pole is close to 90 degrees, the motor 22 stops working, and then the electric pole is slowly centered manually.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A construction method of a high-low voltage transmission line metal pole tower uses a construction device of the high-low voltage transmission line metal pole tower, the construction device of the high-low voltage transmission line metal pole tower comprises a fixed frame mechanism (1) and a traction group (2), and is characterized in that: the concrete construction method for constructing the high-low voltage transmission line metal pole tower by adopting the high-low voltage transmission line metal pole tower construction device is as follows:
s1, mounting a foundation support: the bottom plate (11) drives the holding rod (10) to be placed on the working ground in a manual mode, the fixing rod (12) is hammered into the working ground by means of an external hammering tool so as to integrally fix the bottom plate (11) and the holding rod (10), and then two telescopic sections of the clamping rod (13) are clamped into corresponding rod grooves in a manual dividing mode;
s2, traction and fixation: the lower end of the vertical plate (20) is fixed with the working ground by an external hammering tool in a manual mode, then a traction rope (23) penetrates through the upper end of the pulley (14) in a manual mode, and a second lock catch (26) is connected with a second lifting hook (25);
s3, hoisting the electric pole: the first lock catch (17) locks the front end of the electric pole and the second lock catch (26) locks the rear end of the electric pole in a manual mode;
s4, standing the whole root: the motor (22) drives the rotating shaft (21) to rotate, the traction rope (23) is synchronously wound under the drive of the rotating shaft (21), the traction rope (23) lifts the rear end of the electric pole through the second lock catch (26), the pulley (14) synchronously rotates along with the motion of the traction rope (23), the pull rope (15) is synchronously wound under the drive of sliding, and the electric pole gradually becomes a whole standing state;
the frame fixing mechanism (1) is connected with the existing working ground in a sliding fit mode, the front side of the frame fixing mechanism (1) is provided with a traction group (2), and the lower end of the traction group (2) is connected with the existing working ground in a sliding fit mode;
the frame fixing mechanism (1) comprises holding rods (10), a bottom plate (11), fixing rods (12), clamping rods (13), pulleys (14), a pull rope (15), a first lifting hook (16) and a first lock catch (17), wherein the holding rods (10) are positioned above the existing working ground, the holding rods (10) are arranged left and right, the bottom end of each holding rod (10) is provided with the bottom plate (11), through holes are symmetrically formed in the left and right of the upper end surface of the bottom plate (11), the through holes are symmetrically arranged front and back, the fixing rods (12) are installed in the through holes in a sliding fit mode, the lower ends of the fixing rods (12) are connected with the existing working ground in a sliding fit mode, rod grooves are formed in the middle of the upper end surface of the inner side of each holding rod (10), the clamping rods (13) are arranged between the upper ends of the holding rods (10), the clamping rods (13) are of a bidirectional telescopic structure, and the telescopic sections, a pulley (14) is mounted in the middle of the clamping rod (13) through a bearing, a pull rope (15) is wound in the middle of the pulley (14), a first lifting hook (16) is mounted at the lower end of the pull rope (15), and a first lock catch (17) is connected to the lower end of the first lifting hook (16) in a sliding fit manner;
traction group (2) include riser (20), pivot (21), motor (22), haulage rope (23), connecting plate (24), No. two lifting hooks (25) and No. two hasp (26), riser (20) are installed through sliding fit mode bilateral symmetry and have been had work subaerially, pivot (21) are installed through the bearing between the upper end of riser (20), it has haulage rope (23) to twine through sliding fit mode bilateral symmetry on pivot (21), stay cord (15) are located between haulage rope (23), be sliding fit between haulage rope (23) and pulley (14), the lower terminal surface of haulage rope (23) rear end links to each other with the up end of connecting plate (24), the lower terminal surface mid-mounting of connecting plate (24) has No. two lifting hooks (25), the lower extreme of No. two lifting hooks (25) is connected with No. two hasp (26) through sliding fit mode.
2. The construction method of the high-low voltage transmission line metal tower according to claim 1, characterized in that: the structure of the first lock catch (17) is the same as that of the second lock catch (26), wherein the first lock catch (17) comprises a hook ring (170), a plate (171), an extension plate (172), a round rod (173) and an elastic rope (174), the lower end of the hook ring (170) is connected with the middle of the upper end face of the plate (171), the extension plate (172) is symmetrically installed at the left end and the right end of the plate (171), rod through grooves are symmetrically formed in the front and the back of the left end face of the extension plate (172), the elastic rope (174) is symmetrically arranged in the front and the back of the lower portion of the plate (171), the round rod (173) is symmetrically installed at the left end and the right end of the elastic rope (174), the round rod (173) and the elastic rope (174) are connected with the rod through grooves in a sliding fit mode, and the inner side faces of the round rod (173) and the.
3. The construction method of the high-low voltage transmission line metal tower according to claim 1, characterized in that: the lower end of the holding pole (10) is symmetrically provided with vertical plates (100) in the front and back sides, the lower ends of the vertical plates (100) are installed on the upper end face of the bottom plate (11), the lower end of the holding pole (10) is provided with a shaft rod (101), the shaft rod (101) is connected with the vertical plates (100) through bearings, the inner side of the shaft rod (101) is provided with an electric push rod (102), the lower end of the electric push rod (102) is connected with the upper end face of the bottom plate (11), and the upper end of the electric push rod (102) is connected with the inner end face of the holding pole.
4. The construction method of the high-low voltage transmission line metal tower according to claim 3, characterized in that: the electric push rod (102) fixing section's up end front end mid-mounting have scale plate (10a), install back type piece (10b) through sliding fit mode on scale plate (10a), the rear end of back type piece (10b) links to each other with the preceding terminal surface of electric push rod (102) flexible section.
5. The construction method of the high-low voltage transmission line metal tower according to claim 1, characterized in that: the novel pole embracing type pole is characterized in that an L-shaped plate (110) is arranged above the base plate (11), the L-shaped plate (110) is connected with the middle end of the embracing pole (10) in a sliding fit mode, a tensioning rope (111) is installed on the rear end face of the inner side end of the L-shaped plate (110), a first inserted bar (112) is installed at the lower end of the tensioning rope (111), and the first inserted bar (112) is connected with the existing working ground in a sliding fit mode.
6. The construction method of the high-low voltage transmission line metal tower according to claim 5, characterized in that: the L-shaped plate (110) outside end face is vertically and symmetrically provided with lug plates (11a), a pin shaft is installed between the lug plates (11a), a rotating wheel (11b) is installed on the pin shaft in a sliding fit mode, the rotating wheel (11b) is connected with a tightening rope (11c) in a sliding fit mode, one end of the tightening rope (11c) is connected with the outside end face of a rotating rod (11d), the inner side end of the rotating rod (11d) is connected with the rear end of the L-shaped plate (110) through the pin shaft, a sliding fit mode is arranged between the front end face of the rotating rod (11d) and a holding rod (10), a second inserting rod (11e) is installed at the other end of the tightening rope (11c), the second inserting rod (11e) is located on the outside of a base plate (11), and the second inserting rod (11e) is connected with the existing working ground in a sliding fit mode.
7. The construction method of the high-low voltage transmission line metal tower according to claim 2, characterized in that: the surface of the elastic rope (174) is provided with a rubber strip which is of a spiral structure.
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| CN202010760468.6A CN111877846B (en) | 2020-07-31 | 2020-07-31 | Construction method for metal pole tower of high-low voltage transmission line |
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