CN111809618A - Power plant transmission tower foundation treatment method - Google Patents
Power plant transmission tower foundation treatment method Download PDFInfo
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- CN111809618A CN111809618A CN202010770778.6A CN202010770778A CN111809618A CN 111809618 A CN111809618 A CN 111809618A CN 202010770778 A CN202010770778 A CN 202010770778A CN 111809618 A CN111809618 A CN 111809618A
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- sliding fit
- fit mode
- power plant
- transmission tower
- arc template
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/66—Mould-pipes or other moulds
- E02D5/665—Mould-pipes or other moulds for making piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/385—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with removal of the outer mould-pipes
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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
- E04H12/22—Sockets or holders for poles or posts
Abstract
The invention relates to a power plant transmission tower foundation treatment method, which uses a power plant transmission tower foundation treatment device, wherein the power plant transmission tower foundation treatment device comprises a foundation pit and a die sleeve mechanism, the foundation pit is arranged on the existing ground, the die sleeve mechanism is arranged in the foundation pit in a sliding fit mode, the power plant transmission tower foundation treatment method adopts the design concept of a size variable structure to carry out the power plant transmission tower foundation treatment, the arranged die sleeve mechanism can carry out the relative adaptive inner diameter size change according to concrete columns with different sizes, so that the overall adaptive utilization rate of the device is improved, and meanwhile, the overall detachability of the die sleeve mechanism can ensure that the die sleeve mechanism has the function of reutilization so as to adapt to the requirements of assembling and disassembling at any time, so that the working cost can be reduced on the premise of not influencing the working efficiency.
Description
Technical Field
The invention relates to the technical field of transmission tower installation, in particular to a power plant transmission tower foundation treatment method.
Background
Overhead transmission line mainly has parts such as shaft tower basis, the shaft tower, the wire, the lightning conductor, an insulator, act as go-between, gold utensil and earthing device constitute, wherein the shaft tower basis is fixed subaerial with the shaft tower, be used for stabilizing the shaft tower, guarantee that the shaft tower does not take place the facility such as slope, collapse, sink and pull up, it has the effect of fixed shaft tower, shaft tower foundation construction mainly includes concrete raw material ratio, foundation ditch excavation, support piece installation, concrete placement, backfill construction such as backfill basic process, it is categorised according to the construction characteristics, the shaft tower basis can divide into assembled basis, cast-in-place basis and pile foundation, wherein the pile foundation can divide into rock anchor pile foundation again, concrete bored concrete pile and reinforced concrete precast pile, nevertheless can appear following problem in shaft tower foundation treatment process:
1. the used concrete pouring shaping mould is mostly a disposable mould which can not be used repeatedly, so that the construction steps are complicated on the basis of improving the construction cost, and when the detachable pouring shaping mould is used, the probability of concrete overflow and leakage is easily increased under the condition that gaps existing between the detachable parts of the mould are not additionally sealed;
2. in the process of placing the pouring shaping mold in the foundation pit, the butting between the mold and the center of the foundation pit has deviation, so that the mounting position of a subsequent electric pole is deviated, and meanwhile, the deformation phenomena such as collapse and the like easily occur due to the vibration and other movements accompanying the concrete pouring process and the rubbing and other phenomena easily occurring in the deviation placing process of the mold.
Disclosure of Invention
Technical scheme (I)
In order to achieve the purpose, the invention adopts the following technical scheme, a power plant transmission tower foundation treatment method uses a power plant transmission tower foundation treatment device, the power plant transmission tower foundation treatment device comprises a foundation pit and a die sleeve mechanism, and the power plant transmission tower foundation treatment method comprises the following specific treatment method when the power plant transmission tower foundation treatment device is used for carrying out power plant transmission tower foundation treatment:
s1, tightly closing and installing the die: the fixing plate is fixed on the arc template by screwing the bolt manually, then the arc template is rotated inwards manually to enable the two arc templates to form a complete hollow column structure, and meanwhile, the left end of the elastic clamping belt is clamped and sleeved on the column to fix the arc template;
s2, integrally positioning the die: the fixing plate is manually placed in the foundation pit integrally with the arc template, the fixing rod is manually hammered into the ground by a hammering tool to fix the fixing plate and the arc template integrally, and then concrete is poured into the hollow column structure;
s3, integral disassembly: after the concrete of watering solidifies, extract the dead lever and become flexible bolt in order to get from the fixed plate through artifical mode, then take off elasticity cassette tape from the cylinder through artifical mode, open the concrete column of circular arc template so that it breaks away from the watering to the outside simultaneously, later take out in the whole foundation ditch of follow of circular arc template through artifical mode.
The foundation pit is arranged on the existing ground, and a die sleeve mechanism is arranged in the foundation pit in a sliding fit mode;
the die sleeve mechanism comprises a rotating shaft, an arc template, a cylinder, an elastic clamping belt, a fixed plate, a bolt and a fixed rod, wherein the arc template is symmetrically arranged on the rotating shaft in a left-right direction in a sliding fit mode, a pin shaft is arranged at the rear end of the upper end surface of the arc template at the right end of the rotating shaft, the elastic clamping belt is arranged on the pin shaft, the cylinder is arranged at the left side of the pin shaft, the lower end of the cylinder is connected with a column groove in a sliding fit mode, the column groove is formed in the rear end of the upper end surface of the arc template at the left end of the rotating shaft, the cylinder is connected with the left end of the elastic belt in a sliding fit mode, a threaded hole is formed in the middle of the upper end surface of the arc template, the fixed plate is arranged above the arc template, the bolt is arranged in the middle of the inner side end, the fixing rods are installed in the ladder through grooves in a sliding fit mode, the lower ends of the fixing rods are connected with the ground where the foundation pit is located in a sliding fit mode, the fixing plates are fixed on the arc templates through tightening bolts in a manual mode, then the arc templates are rotated towards the inner side in a manual mode to enable the two arc templates to form a complete hollow column structure, meanwhile, the left ends of the elastic clamping bands are clamped and sleeved on the cylinders to fix the arc templates, then the fixing plates are integrally placed in the foundation pit through the fixing plates in a manual mode, the fixing rods are hammered in the ground through hammering tools in a manual mode to integrally fix the fixing plates and the arc templates, then concrete is poured into the hollow column structure, after poured concrete is solidified, the fixing rods are manually pulled out and the bolts are loosened to separate the fixing plates, and then the elastic clamping bands are manually taken down from the cylinders, and simultaneously, opening the arc template outwards to separate the arc template from the poured concrete column, then taking the arc template out of the foundation pit integrally in a manual mode, and finally filling soil into the foundation pit to bury the concrete column in a manual mode.
As a preferred technical scheme of the invention, the arc template is of a telescopic structure, the inner side end faces of telescopic sections of the arc template are connected with each other in a sliding fit mode, the fixed section of the arc template is connected with the rotating shaft in a sliding fit mode, the upper end face of the fixed section of the arc template is provided with a T-shaped groove, the T-shaped groove is connected with the outer side end of a T-shaped rod in a sliding fit mode, the upper end face of the T-shaped rod is provided with scale marks, the inner side end of the T-shaped rod is symmetrically provided with electric sliders in the front and back, a connecting plate is arranged between the T-shaped rods, the middle parts of the left end face and the right end face of the connecting plate are symmetrically provided with sliding grooves, the electric sliders are connected with the inner side wall of the sliding grooves in a sliding fit mode, the outer side end of the T-shaped rod is clamped into the T-, the circular arc template revolves the rotation axis and does the motion of expanding outward or contracting in step, on the basis with the help of the scale mark, can carry out accurate control to the displacement of electronic slider, and then carries out accurate control to the internal diameter of the hollow post that the circular arc template constitutes to adapt to the watering of not unidimensional concrete column, later through the flexible section of artifical mode pulling template so that form complete hollow post structure between the circular arc template.
According to a preferred technical scheme, blocking plates are symmetrically arranged on the front side and the rear side of the connecting plate, clamping columns are symmetrically arranged on the left side and the right side of the end face of the inner side of each blocking plate, the inner side ends of the clamping columns are connected with circular grooves in a sliding fit mode, the circular grooves are formed in the outer surfaces of the circular arc templates, the blocking plates are made of elastic rubber materials, the sliding fit mode is adopted between the end faces of the inner side of the blocking plates and the outer surfaces of the circular arc templates, after a complete hollow column structure is formed between the circular arc templates, the clamping columns are clamped in the circular grooves manually, the blocking plates cling to the outer surfaces of the circular arc templates at the moment, the blocking plates can play a role in blocking gaps between the circular arc templates, the elastic rubber materials of the blocking plates can adapt to the outward expansion and inward contraction movement of the circular arc templates and can be tightly connected with the circular arc templates all.
As a preferred technical scheme of the invention, built-in grooves are symmetrically formed at the upper end and the lower end of the clamping column, first compression springs are symmetrically arranged in the built-in grooves in a front-back manner in a sliding fit manner, one end of each first compression spring is connected with the inner wall of the built-in groove, the other end of each first compression spring is connected with an arc supporting plate, the arc supporting plates are connected with the built-in grooves and the circular grooves in a sliding fit manner, the clamping columns are integrally placed in the circular grooves while the arc supporting plates are pressed inwards in a manual mode, then not hard up circular arc fagging, the circular arc fagging takes place to kick-back in the twinkling of an eye under compression spring's effect and hugs closely in the inside wall of circular arc recess, and the cooperation between circular arc fagging and the compression spring can improve the relative solid degree of card between card post and the circular recess, and then avoids the jam plate to appear not hard up the phenomenon and lead to the concrete to omit in follow-up operation.
As a preferred technical scheme of the invention, the left side and the right side of the rotating shaft are symmetrically provided with lug plate pairs, the lug plate pairs are arranged in a front-back manner, the lug plate pairs are arranged on the outer side end face of the circular arc template, the inner side ends of the lug plate pairs are provided with pin shafts, the pin shafts are provided with rotating rods in a sliding fit manner, the middle parts of the outer side end faces of the rotating rods are provided with extrusion springs, the outer side ends of the extrusion springs are provided with pressing plates, the outer side end faces of the pressing plates are connected with the inner side wall of the foundation pit in a sliding fit manner, after the circular arc template is integrally placed in the foundation pit, the rotating rods are manually rotated downwards, the rotating rods drive the pressing plates to synchronously move through the extrusion springs, the pressing plates move along the surface of the foundation pit until the pressing plates can not move any more, the extrusion springs synchronously contract, the cooperation among the rotating rods, the pressing plates and the, meanwhile, the pressing plate can adapt to the pressing of the inner side wall of the foundation pit with different inclination angles by arranging the extrusion spring.
As a preferred technical scheme of the invention, square grooves are symmetrically formed in the upper ends of the front end surface and the rear end surface of the fixed rod, a second compression spring is installed in each square groove in a sliding fit mode, one end of the second compression spring is connected with the inner side wall of each square groove, the other end of the second compression spring is connected with the inner side end of the fixture block, the outer side end of the fixture block is connected with the block groove in a sliding fit mode, the block groove is formed in the inner side wall of the stepped groove, magnetic layers are arranged on the outer side end of the fixture block and the inner side wall of the stepped groove, after the fixed plate is placed on the ground, the fixed rod is moved left and right manually to be adjusted to a proper position, then the fixed rod is hammered downwards by a hammering tool manually, the fixed rod drives the fixture block to move synchronously, and in the process that the fixture block is in contact with, under the condition that dead lever and T type recess were laminated completely, the lower extreme of dead lever was fixed in ground, and the fixture block kick-backs the card in a recess under the effect of No. two springs this moment, and the fixture block obtains fixedly under the effect of magnetic layer, and the cooperation between fixture block, No. two compression springs can play supplementary spacing effect to the dead lever to can improve the fixed degree between fixed plate and the ground, and then improve the holistic firm degree of circular arc template.
According to the preferred technical scheme, the size lines are symmetrically carved on the front and back of the upper end face of the fixing plate, are positioned on the outer sides of the stepped grooves, and the fixing positions of the fixing rods can be quickly and accurately positioned according to the size of the foundation pit by means of the size lines, so that the fixing blocks can be quickly installed, the installing positions of the fixing rods on the left and the right of the foundation pit can be kept symmetrical, and the integral center of the arc template is ensured to be in butt joint with the center of the foundation pit.
(II) advantageous effects
1. The foundation treatment method for the power transmission tower of the power plant adopts the design concept of a size variable structure to treat the foundation of the power transmission tower of the power plant, the arranged die sleeve mechanism can change the relative adaptive inner diameter size according to concrete columns with different sizes, so that the overall adaptive rate of the device is improved, and meanwhile, the die sleeve mechanism has the removability so that the die sleeve mechanism has the function of reutilization to adapt to the requirements of assembling and disassembling at any time, so that the working cost can be reduced on the premise of not influencing the working efficiency;
2. the blocking plate can play a role in blocking gaps between the circular arc templates, and the elastic rubber material of the blocking plate can adapt to outward expansion and inward contraction movement with the circular arc templates and can be always tightly connected with the circular arc templates, so that the phenomenon of concrete overflow and leakage is avoided;
3. the cooperation among the rotating rod, the pressing plate and the extrusion spring can play a role in pressing and shaping the inner side wall of the foundation pit so as to reduce the probability of deformation phenomena such as collapse of the foundation pit, and the arrangement of the extrusion spring can enable the pressing plate to adapt to the pressing of the inner side wall of the foundation pit with different inclination angles;
4. the fixture block and the second compression spring are matched to play a role in auxiliary limiting on the fixed rod, so that the fixing degree between the fixed plate and the ground can be improved, and meanwhile, the speed of quick positioning and mounting of the fixed rod is improved and the mounting symmetry of the fixed rod is ensured on the basis of utilizing the surface dimension line of the fixed plate.
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 first cross-sectional view of the present invention;
FIG. 4 is a second cross-sectional view of the present invention;
FIG. 5 is a third cross-sectional view of the present invention;
FIG. 6 is an enlarged view of the X-direction detail of FIG. 3 in accordance with the present invention;
FIG. 7 is an enlarged view of the Y-direction portion of FIG. 4 in accordance with the present invention;
FIG. 8 is an enlarged view of the invention in the Z-direction of FIG. 5;
fig. 9 is an enlarged view of the invention from the direction M of fig. 5.
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 power plant transmission tower foundation treatment method uses a power plant transmission tower foundation treatment device, the power plant transmission tower foundation treatment device includes a foundation pit 1 and a die sleeve mechanism 2, and the concrete treatment method when the power plant transmission tower foundation treatment device is used for performing power plant transmission tower foundation treatment is as follows:
s1, tightly closing and installing the die: the fixing plate 24 is fixed on the arc template 21 by manually screwing the bolt 25, then the arc template 21 is manually rotated inwards to enable the two arc templates 21 to form a complete hollow column structure, and meanwhile, the left end of the elastic clamping belt 23 is clamped on the column 22 to fix the arc template 21;
s2, integrally positioning the die: the fixing plate 24 is manually placed in the foundation pit 1 together with the arc template 21, the fixing rod 26 is hammered into the ground by a hammering tool in a manual mode to fix the fixing plate 24 and the arc template 21 integrally, and then concrete is poured into the hollow column structure;
s3, integral disassembly: after the poured concrete is solidified, the fixing rod 26 is manually pulled out and the bolt 25 is loosened to be separated from the fixing plate 24, then the elastic clamping band 23 is manually taken down from the column 22, meanwhile, the arc formwork 21 is opened outwards to be separated from the poured concrete column, and then the arc formwork 21 is manually taken out from the foundation pit 1.
The foundation pit 1 is arranged on the existing ground, and a die sleeve mechanism 2 is arranged in the foundation pit 1 in a sliding fit mode;
the die sleeve mechanism 2 comprises a rotating shaft 20, arc templates 21, a cylinder 22, an elastic clamping belt 23, a fixing plate 24, a bolt 25 and a fixing rod 26, the arc templates 21 are symmetrically arranged on the rotating shaft 20 in a bilateral mode in a sliding fit mode, a pin shaft is arranged at the rear end of the upper end face of the arc template 21 at the right end of the rotating shaft 20, the elastic clamping belt 23 is arranged on the pin shaft, the cylinder 22 is arranged on the left side of the pin shaft, the lower end of the cylinder 22 is connected with a column groove in a sliding fit mode, the column groove is formed in the rear end of the upper end face of the arc template 21 at the left end of the rotating shaft 20, the cylinder 22 is connected with the left end of the elastic belt in a sliding fit mode, a threaded hole is formed in the middle of the upper end face of the arc template 21, the fixing plate 24 is arranged above the arc template 21, the bolt 25 is arranged in the, the front and the back of the upper end face of the fixing plate 24 are symmetrically provided with a step through groove, a fixing rod 26 is arranged in the step through groove in a sliding fit mode, the lower end of the fixing rod 26 is connected with the ground where the foundation pit 1 is located in a sliding fit mode, the fixing plate 24 is placed at the upper end of the arc template 21 in a manual mode, the fixing plate 24 and the arc template 21 are fixed through screwing a bolt 25, then the arc template 21 is rotated inwards in a manual mode to enable the two arc templates 21 to form a complete hollow column structure, meanwhile, the left end of the elastic clamping belt 23 is clamped on the cylinder 22 to fix the two arc templates 21, then the fixing plate 24 and the arc template 21 are integrally placed in the foundation pit 1 in a manual mode, the fixing plate 24 is located on the ground at the upper end of the foundation pit 1, and then the fixing rod 26 is hammered in the ground through a hammering tool in a, at this moment, the hollow column structure formed by the arc templates 21 is integrally fixed in the foundation pit 1, then concrete pouring operation is carried out on the interior of the hollow column structure, after poured concrete is completely solidified, the fixing rod 26 is manually pulled out and the bolt 25 is loosened to separate the fixing plate 24 from the arc templates 21, then the elastic clamping band 23 is manually taken down from the column 22, meanwhile, the arc templates 21 are opened outwards to separate the poured concrete column, then, the arc templates 21 are integrally taken out from the foundation pit 1 in a manual mode, finally, the concrete column is filled into the interior of the foundation pit 1 in a filling mode, the mold sleeve mechanism 2 can be disassembled to enable the mold sleeve mechanism to have a recycling function so as to adapt to the requirements of follow-up use and follow-up disassembly, and further, the working cost can be reduced on the premise of not influencing the working efficiency.
The front side and the rear side of the connecting plate 212 are symmetrically provided with the blocking plates 21a, the end surfaces of the inner sides of the blocking plates 21a are symmetrically provided with the clamping columns 21b, the end surfaces of the inner sides of the clamping columns 21b are connected with the circular groove in a sliding fit mode, the circular groove is formed in the outer surface of the arc template 21, the blocking plates 21a are made of elastic rubber materials, the end surfaces of the inner sides of the blocking plates 21a are in a sliding fit mode with the outer surface of the arc template 21, after the arc template 21 forms a complete hollow column structure, the clamping column 21b is clamped in the circular groove by a manual mode, at the moment, the blocking plate 21a is tightly attached to the outer surface of the circular arc template 21, the blocking plate 21a can play a role in blocking a gap between the circular arc templates 21, and the elastic rubber material of the blocking plate 21a can adapt to the outward expansion and inward contraction movement of the arc template 21 and can form tight connection with the arc template 21 all the time, thereby avoiding the concrete overflow and leakage phenomenon.
Built-in grooves are symmetrically formed in the upper end and the lower end of the clamping column 21b, first compression springs 21c are symmetrically arranged in the built-in grooves in a front-back mode in a sliding fit mode, one end of each first compression spring 21c is connected with the inner wall of the built-in groove, the other end of each first compression spring 21c is connected with an arc supporting plate 21d, the arc supporting plates 21d are connected with the built-in grooves and the circular grooves in a sliding fit mode, the clamping column 21b is integrally placed in the circular groove while the arc supporting plate 21d is pressed inwards in a manual mode, then the arc supporting plate 21d is loosened, the arc supporting plate 21d rebounds instantly under the action of the first compression spring 21c to cling to the inner side wall of the arc groove, the matching between the arc supporting plate 21d and the first compression spring 21c can improve the relative clamping degree between the clamping column 21b and the circular groove, thereby avoiding the loosening phenomenon of the blocking plate 21a in the subsequent operation and causing the concrete to be missed.
The left side and the right side of the rotating shaft 20 are symmetrically provided with lug plate pairs 200, the lug plate pairs 200 are arranged in a front-back manner, the lug plate pairs 200 are installed on the outer side end face of the circular arc template 21, pin shafts are installed on the inner side ends of the lug plate pairs 200, rotating rods 201 are installed on the pin shafts in a sliding fit manner, extrusion springs 202 are installed in the middle of the outer side end faces of the rotating rods 201, pressing plates 203 are installed on the outer side ends of the extrusion springs 202, the outer side end faces of the pressing plates 203 are connected with the inner side wall of the foundation pit 1 in a sliding fit manner, after the circular arc template 21 is integrally placed in the foundation pit 1, the rotating rods 201 are manually rotated downwards, the rotating rods 201 drive the pressing plates 203 to synchronously move through the extrusion springs 202, the pressing plates 203 move along the surface of the foundation pit 1 until the pressing plates can not move any more, the extrusion springs 202 synchronously do contraction movement, and the matching, so as to reduce the probability of deformation phenomena such as collapse of the foundation pit 1, and the arrangement of the extrusion spring 202 can lead the pressing plate 203 to adapt to the pressing of the inner side wall of the foundation pit 1 with different inclination angles.
The upper ends of the front end surface and the rear end surface of the fixed rod 26 are symmetrically provided with square grooves, a second compression spring 260 is arranged in each square groove in a sliding fit mode, one end of the second compression spring 260 is connected with the inner side wall of each square groove, the other end of the second compression spring 260 is connected with the inner side end of a clamping block 261, the outer side end of the clamping block 261 is connected with each block groove in a sliding fit mode, each block groove is arranged on the inner side wall of each stepped groove, magnetic layers are arranged on the outer side end of the clamping block 261 and the inner side wall of each stepped groove, after the fixed plate 24 is placed on the ground, the fixed rod 26 is moved left and right manually to be adjusted to a proper position, then the fixed rod 26 is hammered downwards by a hammering tool manually, the fixed rod 26 drives the clamping block 261 to move synchronously, and the clamping block 261 presses the second compression spring 260 inwards in the contact process, under the condition that dead lever 26 and T type recess are laminated completely, the lower extreme of dead lever 26 is fixed in ground, and fixture block 261 kick-backs the card in the piece recess under the effect of No. two springs this moment, and fixture block 261 obtains fixedly under the effect of magnetic layer, and the cooperation between fixture block 261, No. two compression spring 260 can play supplementary spacing effect to dead lever 26 to can improve the fixed degree between fixed plate 24 and the ground, and then improve the holistic firm degree of circular arc template 21.
The front and back symmetry of the upper end face of the fixing plate 24 is carved with dimension lines, the dimension lines are located on the outer sides of the stepped grooves, the fixing positions of the fixing rods 26 can be quickly and accurately positioned according to the dimension of the foundation pit 1 by means of the dimension lines, so that the fixing blocks can be quickly installed, meanwhile, the installing positions of the fixing rods 26 on the left and the right of the foundation pit 1 can be kept symmetrical, and the integral center of the circular arc template 21 is guaranteed to be in butt joint with the center of the foundation pit 1.
The arc template 21 is of a telescopic structure, the inner side end faces of the telescopic sections of the arc template 21 are connected in a sliding fit mode, the fixed section of the arc template 21 is connected with the rotating shaft 20 in a sliding fit mode, the upper end face of the fixed section of the arc template 21 is provided with a T-shaped groove, the T-shaped groove is connected with the outer side end of the T-shaped rod 210 in a sliding fit mode, the upper end face of the T-shaped rod 210 is provided with scale marks, the inner side end of the T-shaped rod 210 is symmetrically provided with electric sliders 211 in the front and back direction, a connecting plate 212 is arranged between the T-shaped rods 210, the middle parts of the left end face and the right end face of the connecting plate 212 are symmetrically provided with sliding grooves, the electric sliders 211 are connected with the inner side wall of the sliding grooves in a sliding fit mode, the outer side end of the T-shaped rod 210 is clamped into the T-shaped groove in a, circular arc template 21 revolves rotation axis 20 and does the motion of expanding outward or contracting in step, on the basis with the help of the scale mark, can carry out accurate control to electric slider 211's displacement, and then carries out accurate control to the internal diameter of the hollow post that circular arc template 21 constitutes to adapt to the watering of not unidimensional concrete column, later through the flexible section of artifical mode pulling template so that form complete hollow post structure between the circular arc template 21.
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 power plant transmission tower foundation treatment method uses a power plant transmission tower foundation treatment device, the power plant transmission tower foundation treatment device comprises a foundation pit (1) and a die sleeve mechanism (2), and the method is characterized in that: the concrete treatment method when the power plant transmission tower foundation treatment device is adopted to carry out power plant transmission tower foundation treatment is as follows:
s1, tightly closing and installing the die: the fixing plate (24) is fixed on the arc template (21) by manually screwing the bolt (25), then the arc template (21) is rotated inwards by a manual mode to enable the two arc templates (21) to form a complete hollow column structure, and meanwhile, the left end of the elastic clamping belt (23) is clamped and sleeved on the column (22) to fix the arc template (21);
s2, integrally positioning the die: the fixing plate (24) is placed in the foundation pit (1) integrally with the arc template (21) in a manual mode, the fixing rod (26) is hammered into the ground through a hammering tool in a manual mode, the fixing plate (24) and the arc template (21) are fixed integrally, and then concrete is poured into the hollow column structure;
s3, integral disassembly: after poured concrete is solidified, pulling out the fixing rod (26) and loosening the bolt (25) to remove the fixing plate (24) in a manual mode, then manually removing the elastic clamping band (23) from the column (22), simultaneously opening the arc template (21) outwards to separate the arc template from the poured concrete column, and then manually taking out the arc template (21) from the foundation pit (1);
the foundation pit (1) is arranged on the existing ground, and a die sleeve mechanism (2) is arranged in the foundation pit (1) in a sliding fit mode;
the die sleeve mechanism (2) comprises a rotating shaft (20), arc templates (21), a cylinder (22), an elastic clamping belt (23), a fixing plate (24), a bolt (25) and a fixing rod (26), the arc templates (21) are symmetrically arranged on the rotating shaft (20) in a bilateral mode through a sliding fit mode, a pin shaft is arranged at the rear end of the upper end face of the arc template (21) at the right end of the rotating shaft (20), the elastic clamping belt (23) is arranged on the pin shaft, the cylinder (22) is arranged on the left side of the pin shaft, the lower end of the cylinder (22) is connected with a column groove through a sliding fit mode, the column groove is formed in the rear end of the upper end face of the arc template (21) at the left end of the rotating shaft (20), the cylinder (22) is connected with the left end of the elastic belt through a sliding fit mode, a threaded hole is formed in the middle of the upper end, bolt (25) are installed through the screw-thread fit mode in the medial extremity middle part of the up end of fixed plate (24), and the lower extreme of bolt (25) passes through the screw-thread fit mode and links to each other with the screw hole, and the ladder has been seted up to the symmetry around the up end of fixed plate (24) and has been led to the groove, and dead lever (26) are installed through the sliding fit mode in the logical inslot of ladder, and the lower extreme of dead lever (26) passes through the sliding fit mode and links to each other with the ground at foundation ditch.
2. The method for treating the foundation of the transmission tower of the power plant according to claim 1, wherein the method comprises the following steps: circular arc template (21) be extending structure, link to each other through the sliding fit mode between the medial surface of circular arc template (21) flexible section, circular arc template (21) fixed section passes through the sliding fit mode and links to each other with pivot (20), T type recess has been seted up to the up end of circular arc template (21) fixed section, T type recess passes through the sliding fit mode and links to each other with the outside end of T type pole (210), the up end of T type pole (210) is provided with the scale mark, electronic slider (211) are installed to the medial extremity front and back symmetry of T type pole (210), be provided with connecting plate (212) between T type pole (210), sliding groove has been seted up to both ends face middle part symmetry about connecting plate (212), electronic slider (211) link to each other through the inside wall of sliding fit mode and sliding groove.
3. The method for treating the foundation of the transmission tower of the power plant according to claim 2, wherein the method comprises the following steps: the connecting plate (212) front and back bilateral symmetry be provided with closure plate (21a), the medial surface bilateral symmetry of closure plate (21a) installs card post (21b), the medial extremity of card post (21b) links to each other with the circle recess through sliding fit mode, the surface at circular arc template (21) is seted up to the circle recess, closure plate (21a) are elastic rubber material, be the sliding fit mode between the medial surface of closure plate (21a) and the surface of circular arc template (21).
4. The method for treating the foundation of the transmission tower of the power plant according to claim 3, wherein the method comprises the following steps: built-in grooves are symmetrically formed in the upper end and the lower end of each clamping column (21b), a compression spring (21c) is symmetrically installed in the built-in grooves front and back in a sliding fit mode, one end of the compression spring (21c) is connected with the inner wall of the built-in groove, the other end of the compression spring (21c) is connected with an arc supporting plate (21d), and the arc supporting plate (21d) is connected with the built-in grooves and the circular grooves in a sliding fit mode.
5. The method for treating the foundation of the transmission tower of the power plant according to claim 1, wherein the method comprises the following steps: the left and right sides symmetry of pivot (20) be provided with otic placode to (200), the otic placode is arranged around (200), the outside end face at circular arc template (21) is installed to the otic placode to (200), the round pin axle is installed to the medial extremity of otic placode to (200), round pin epaxial bull stick (201) of installing through sliding fit mode, the outside end face mid-mounting of bull stick (201) has extrusion spring (202), clamp plate (203) are installed to the outside end of extrusion spring (202), the outside end face of clamp plate (203) links to each other with the inside wall of foundation ditch (1) through sliding fit mode.
6. The method for treating the foundation of the transmission tower of the power plant according to claim 1, wherein the method comprises the following steps: the upper end symmetry of both ends face has seted up square groove around dead lever (26), install No. two compression spring (260) through the sliding fit mode in the square groove, the one end of No. two compression spring (260) links to each other with the inside wall of square groove, the other end of No. two compression spring (260) links to each other with the medial extremity of fixture block (261), the outside end of fixture block (261) passes through the sliding fit mode and links to each other with a groove, the inside wall at the ladder groove is seted up to a groove, and all be provided with the magnetic layer on the outside end of fixture block (261) and the inside wall of ladder groove.
7. The method for treating the foundation of the transmission tower of the power plant according to claim 1, wherein the method comprises the following steps: the upper end face of the fixing plate (24) is symmetrically carved with dimension lines in front and back, and the dimension lines are positioned on the outer side of the stepped groove.
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