CN114622762A - Composite material power circuit tower - Google Patents
Composite material power circuit tower Download PDFInfo
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- CN114622762A CN114622762A CN202011465473.0A CN202011465473A CN114622762A CN 114622762 A CN114622762 A CN 114622762A CN 202011465473 A CN202011465473 A CN 202011465473A CN 114622762 A CN114622762 A CN 114622762A
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
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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
- E04H12/02—Structures made of specified materials
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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
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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
- E04H12/2253—Mounting poles or posts to the holder
- E04H12/2261—Mounting poles or posts to the holder on a flat base
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
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Abstract
A composite material power circuit tower comprises a base, a conducting rod, a lightning rod and a tower body; the tower body comprises an outer cylinder, an inner cylinder, a plurality of groups of connecting rods, a plurality of groups of metal rods and a plurality of groups of overlapping pieces; the outer cylinder is sleeved on the outer side of the inner cylinder; two ends of the plurality of groups of connecting rods are respectively connected with the outer cylinder and the inner cylinder; an accommodating bin is enclosed between the outer peripheral surface of the outer cylinder and the inner peripheral surface of the inner cylinder; the metal rods are all positioned in the accommodating bin and are lapped with the connecting rods through the lap joints; the containing bin is filled with a composite reinforcing material for forming a reinforcing layer between the outer cylinder and the inner cylinder; the base is connected with the tower body; the conducting rods are electrically connected with a plurality of groups of metal rods in the tower body; the lightning rod is connected with the tower body; the lightning rod, the plurality of groups of metal rods and the conducting rod form a lightning protection circuit for guiding lightning into the ground. The tower provided by the invention has excellent mechanical properties and good lightning protection performance, can replace a steel tower for use, and is worthy of popularization.
Description
Technical Field
The invention relates to the technical field of towers, in particular to a composite material power circuit tower.
Background
The transmission line tower structure is a special supporting structural member in an overhead power line facility, and the structural performance of the transmission line tower structure directly influences the safety, the economy and the operation reliability of a line; the development of the power grid in China is rapid, and the using amount of the power transmission line tower is huge; the existing transmission line tower is made of steel, so that the annual consumption of the steel is huge, and the pollution to the ecological environment is caused; the transmission line tower made of steel has higher bearing capacity and good lightning grounding conductivity, but the transmission line tower made of steel has poor corrosion resistance, greatly reduces the service life and has high manufacturing cost; the transmission line shaft tower that steel made is higher, and the distribution is in broad open air more, and the easy thunderbolt of gas is in the thunderstorm weather.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a composite material power circuit tower which is excellent in mechanical performance, has good lightning protection performance, can replace a steel tower to be used, and is worthy of popularization.
(II) technical scheme
In order to solve the problems, the invention provides a composite material power circuit tower which comprises a base, a conducting rod, two groups of conducting wires, a lightning rod and a tower body;
the tower body comprises an outer cylinder, an inner cylinder, a plurality of groups of connecting rods, a plurality of groups of metal rods and a plurality of groups of overlapping pieces; the outer cylinder is sleeved on the outer side of the inner cylinder; two ends of the plurality of groups of connecting rods are respectively connected with the outer peripheral surface of the outer cylinder and the inner peripheral surface of the inner cylinder; an accommodating bin is enclosed between the outer peripheral surface of the outer cylinder and the inner peripheral surface of the inner cylinder; the metal rods are positioned in the accommodating bin, the central axes of the metal rods are parallel to the central axis of the inner barrel, the metal rods are uniformly distributed in a circumferential manner by taking the central axis of the inner barrel as a center, and the metal rods are lapped with the connecting rods through the lap joints; the multiple groups of lap joints positioned on the two sides of the multiple groups of metal rods are connected with the multiple groups of connecting rods through the connecting pieces to form a fixed structure; the accommodating bin is filled with a composite reinforcing material for forming a reinforcing layer between the outer cylinder and the inner cylinder; the composite reinforcing material comprises, by weight, 800-1200 parts of resin, 20-80 parts of a stabilizer, 15-40 parts of a plasticizer, 10-25 parts of a lubricant, 10-20 parts of a modifier, 5-10 parts of a flame retardant, 5-10 parts of an antioxidant, 8-15 parts of glass fiber, 0.5-3 parts of carbon black and 1-5 parts of modified vermiculite powder;
the base is connected with the lower end face of the tower body, and the central axis of the base is superposed with the central axis of the tower body; the conducting rod is electrically connected with a plurality of groups of metal rods in the tower body through a group of conducting wires, and the conducting rod is buried in the ground in a working state;
the lightning rod is connected with the upper end face of the tower body and is electrically connected with a plurality of groups of metal rods in the tower body through another group of conducting wires; the lightning rod, the multiple groups of metal rods and the conducting rod form a lightning protection circuit used for guiding lightning into the ground through the two groups of conducting wires.
Preferably, the composite reinforcing material comprises, by weight, 800 parts of resin, 20 parts of stabilizer, 15 parts of plasticizer, 10 parts of lubricant, 10 parts of modifier, 5 parts of flame retardant, 5 parts of antioxidant, 8 parts of glass fiber, 0.5 part of carbon black and 1 part of modified vermiculite powder.
Preferably, the composite reinforcing material comprises, by weight, 1000 parts of resin, 50 parts of stabilizer, 25 parts of plasticizer, 18 parts of lubricant, 15 parts of modifier, 8 parts of flame retardant, 8 parts of antioxidant, 12 parts of glass fiber, 1.5 parts of carbon black and 3 parts of modified vermiculite powder.
Preferably, the composite reinforcing material comprises 1200 parts of resin, 80 parts of stabilizer, 40 parts of plasticizer, 25 parts of lubricant, 20 parts of modifier, 10 parts of flame retardant, 10 parts of antioxidant, 15 parts of glass fiber, 3 parts of carbon black and 5 parts of modified vermiculite powder by weight.
Preferably, the outer cylinder and the inner cylinder are both made of long glass fiber nylon reinforced materials.
Preferably, the device further comprises a plurality of groups of first fastening pieces; wherein, the end surface of the base is provided with a plurality of groups of threaded sleeves;
the outer peripheral surface of the tower body is provided with a first flange plate along the outer peripheral direction; a plurality of groups of first threaded holes are formed in the first flange plate;
one end of each of the first fastening pieces is in threaded fit connection with the first threaded holes respectively and is screwed into the threaded sleeves respectively; the end face of the first flange plate presses the end face of the base.
Preferably, the outer peripheral surface of the tower body is provided with a protective layer, and the tower body comprises a first tower body and a second tower body;
one end of the first tower body is provided with a plurality of groups of limiting grooves; the multiple groups of limiting grooves correspond to the multiple groups of metal rods one by one, and the central axes of the multiple groups of limiting grooves are superposed with the central axes of the multiple groups of metal rods on the first tower body; one end of each of the metal rods is positioned in the limiting grooves;
the outer diameter of the second tower body along the central axis direction thereof is gradually reduced, and one end of the second tower body is provided with a plurality of groups of conductive connectors; the multiple groups of conductive connectors are respectively connected with the multiple groups of metal rods on the second tower body in a one-to-one correspondence manner and are electrically connected; one end of the second tower body is connected with one end of the first tower body, a plurality of groups of conductive connectors are respectively inserted into a plurality of groups of limiting grooves in a matching manner, and a plurality of groups of conductive connectors are respectively pressed on a plurality of groups of metal rods on the first tower body; and protective glue is filled in each group of limiting grooves.
Preferably, a plurality of groups of second fastening pieces are further included;
a third flange plate is arranged on the outer peripheral surface of the first tower body along the outer peripheral direction; a plurality of groups of third threaded holes are uniformly formed in the third flange plate; a second flange plate is arranged on the outer peripheral surface of the second tower body along the outer peripheral direction; a plurality of groups of second threaded holes are uniformly formed in the second flange plate; the multiple groups of second fastening pieces are respectively in threaded fit connection with multiple groups of second threaded holes and multiple groups of third threaded holes and are used for connecting the first tower body and the second tower body.
Preferably, the base is provided with a through hole along a central axis direction thereof.
Preferably, the production process of the tower body comprises the following specific steps,
s1, sleeving the inner cylinder on the outer side of the outer cylinder, and connecting the inner cylinder and the outer cylinder by using a plurality of groups of connecting rods;
s2, overlapping a plurality of groups of metal rods with a plurality of groups of connecting rods through a plurality of groups of overlapping pieces, and fixing the centering overlapping pieces at two ends of the plurality of groups of metal rods with the plurality of groups of connecting rods by using connecting pieces;
s3, placing the inner cylinder and the outer cylinder on a supporting mould and fixing;
and S4, weighing the components of the composite reinforcing material according to the mass parts, melting and mixing the components, injecting the mixture between the inner cylinder and the outer cylinder, and naturally cooling to obtain the tower body.
The technical scheme of the invention has the following beneficial technical effects:
when the lightning protection device is used, the base is installed on the ground in a matched mode, the tower body provided with the lightning rod is connected with the base in a matched mode, the lightning rod can effectively conduct lightning protection, current generated in lightning stroke is transmitted to the conducting rod through the lightning rod through the multiple groups of metal rods, the lightning current is further conducted to the ground, the multiple groups of metal rods are preset in the reinforcing layer in the tower body, and the strength of the tower body is further improved; the reinforcing layer is made of composite reinforcing materials and is positioned between the outer barrel and the inner barrel, the tower body has the advantages of high strength, good stability, stable mechanical structure and good corrosion resistance, and compared with the tower made of all-metal materials, the tower is lighter in weight and longer in service life;
according to the invention, the reinforcing layer between the outer cylinder and the inner cylinder is made of resin, a stabilizer, a plasticizer, a lubricant, a modifier, a flame retardant, antioxidant, glass fiber, carbon black and modified vermiculite powder, the mechanical property of the reinforcing layer is good, a plurality of groups of metal rods are arranged in the reinforcing layer to further improve the strength of the reinforcing layer, so that the strength of a tower body is improved, and the tower body is made of a non-metal material, so that the probability of lightning stroke can be effectively reduced; the production process of the tower body is simple to operate, easy to process and popularize.
Drawings
Fig. 1 is a schematic structural diagram of a composite material power circuit tower in a front view.
Fig. 2 is a schematic structural diagram of a tower body in a composite material power circuit tower provided by the invention.
Fig. 3 is a schematic structural diagram of a first tower body in a composite material power circuit tower according to the present invention.
Fig. 4 is a schematic structural diagram of a second tower body in a composite material power circuit tower according to the present invention.
Reference numerals: 1. a base; 2. a through hole; 3. a conductive rod; 4. a wire; 5. a first flange plate; 6. a first fastening member; 7. a first tower body; 8. a second tower body; 9. a second fastening member; 10. a lightning rod; 11. an outer cylinder; 12. an inner barrel; 13. a connecting rod; 14. a metal rod; 15. a lap joint; 16. a composite reinforcement material; 17. a protective layer; 18. a limiting groove; 19. a conductive connector; 81. a second flange plate; 82. a second threaded hole; 71. a third flange plate; 72. and a third threaded hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the composite material power circuit tower provided by the invention comprises a base 1, a conducting rod 3, two groups of conducting wires 4, a lightning rod 10 and a tower body; the tower body comprises an outer cylinder 11, an inner cylinder 12, a plurality of groups of connecting rods 13, a plurality of groups of metal rods 14 and a plurality of groups of overlapping joints 15; the outer cylinder 11 is sleeved on the outer side of the inner cylinder 12;
two ends of the plurality of groups of connecting rods 13 are respectively connected with the outer peripheral surface of the outer cylinder 11 and the inner peripheral surface of the inner cylinder 12;
it should be noted that, corresponding mounting holes are arranged on the outer cylinder 11 and the inner cylinder 12, so that the connecting rod 13 can be respectively connected with the outer cylinder 11 and the inner cylinder 12 in a matching manner by connecting the connecting rod 13 with the threaded holes on the outer cylinder 11 and the inner cylinder 12 in a threaded manner, and a groove for matching tools is arranged on the end face of the connecting rod 13;
furthermore, the shape of the groove is selected from a cross shape but not selected from a cross shape;
an accommodating bin is enclosed between the outer peripheral surface of the outer cylinder 11 and the inner peripheral surface of the inner cylinder 12; the multiple groups of metal rods 14 are positioned in the accommodating bin, the central axes of the multiple groups of metal rods 14 are parallel to the central axis of the inner cylinder 12, the multiple groups of metal rods 14 are uniformly distributed in a circumferential manner by taking the central axis of the inner cylinder 12 as a center, and the multiple groups of metal rods 14 are lapped with the multiple groups of connecting rods 13 through the multiple groups of lapping pieces 15; the multiple groups of lap joints 15 positioned at the two sides of the multiple groups of metal rods 14 are connected with the multiple groups of connecting rods 13 through connecting pieces to form a fixed structure;
further, the projection shape of each set of overlapping element 15 is selected from, but not limited to, a J shape;
the containing bin is filled with a composite reinforcing material 16 for forming a reinforcing layer between the outer cylinder 11 and the inner cylinder 12; the composite reinforcing material 16 comprises, by weight, 800-1200 parts of resin, 20-80 parts of a stabilizer, 15-40 parts of a plasticizer, 10-25 parts of a lubricant, 10-20 parts of a modifier, 5-10 parts of a flame retardant, 5-10 parts of an antioxidant, 8-15 parts of glass fiber, 0.5-3 parts of carbon black and 1-5 parts of modified vermiculite powder;
the base 1 is connected with the lower end face of the tower body, and the central axis of the base 1 is superposed with the central axis of the tower body; the conducting rod 3 is electrically connected with a plurality of groups of metal rods 14 in the tower body through a group of conducting wires 4, and the conducting rod 3 is buried on the ground in a working state;
the lightning rod 10 is connected with the upper end face of the tower body, and the lightning rod 10 is electrically connected with a plurality of groups of metal rods 14 in the tower body through another group of conducting wires 4; the lightning rod 10, the plurality of sets of metal rods 14 and the conductive rod 3 form a lightning protection circuit for guiding lightning into the ground through the two sets of wires 4.
In one embodiment of the invention, when the lightning protection device is used, the base 1 is installed on the ground in a matching mode, the tower body provided with the lightning rod 10 is connected with the base 1 in a matching mode, the lightning rod 10 can effectively conduct lightning, current generated in lightning stroke is transmitted to the conducting rod 3 through the lightning rod 10 through the multiple groups of metal rods 14, the lightning current is further transmitted to the ground, the multiple groups of metal rods 14 are preset in a reinforcing layer in the tower body, and the strength of the tower body is further improved; the back up coat is made by compound reinforced material 16 to be located between urceolus 11 and the inner tube 12, the shaft tower body has the advantage that intensity high stability is good, mechanical structure is stable and corrosion resistance is good, compares that the shaft tower quality of making of all metal material is lighter and life is longer.
In an alternative embodiment, the composite reinforcement material 16 comprises, by weight, 800 parts of resin, 20 parts of stabilizer, 15 parts of plasticizer, 10 parts of lubricant, 10 parts of modifier, 5 parts of flame retardant, 5 parts of antioxidant, 8 parts of glass fiber, 0.5 part of carbon black, and 1 part of modified vermiculite powder.
In an alternative embodiment, the composite reinforcement material 16 comprises, by weight, 1000 parts of resin, 50 parts of stabilizer, 25 parts of plasticizer, 18 parts of lubricant, 15 parts of modifier, 8 parts of flame retardant, 8 parts of antioxidant, 12 parts of glass fiber, 1.5 parts of carbon black and 3 parts of modified vermiculite powder.
In an alternative embodiment, the composite reinforcement material 16 comprises, by weight, 1200 parts of resin, 80 parts of stabilizer, 40 parts of plasticizer, 25 parts of lubricant, 20 parts of modifier, 10 parts of flame retardant, 10 parts of antioxidant, 15 parts of glass fiber, 3 parts of carbon black and 5 parts of modified vermiculite powder.
In an alternative embodiment, the outer barrel 11 and the inner barrel 12 are made of long glass fiber nylon reinforced materials; the outer cylinder 11 and the inner cylinder 12 made of the long glass fiber nylon reinforced material have excellent impact strength, low molding shrinkage and excellent mechanical properties.
In an alternative embodiment, a plurality of sets of first tightening pieces 6 are also included; wherein, the end surface of the base 1 is provided with a plurality of groups of threaded sleeves;
a first flange plate 5 is arranged on the outer peripheral surface of the tower body along the outer peripheral direction; a plurality of groups of first threaded holes are formed in the first flange plate 5;
one end of each of the first fastening pieces is in threaded fit connection with the first threaded holes respectively and is screwed into the threaded sleeves respectively; the end face of the first flange plate 5 presses the end face of the base 1;
further, the first flange plate 5 and the outer cylinder 11 are of an integrated structure;
the base 1 and the tower body are conveniently installed in a matched mode through the multiple groups of first fastening pieces 6.
In an alternative embodiment, the outer circumference of the tower body is provided with a protective layer 17, and the tower body comprises a first tower body 7 and a second tower body 8;
one end of the first tower body 7 is provided with a plurality of groups of limiting grooves 18; the multiple sets of limiting grooves 18 correspond to the multiple sets of metal rods 14 one by one, and the central axes of the multiple sets of limiting grooves 18 are superposed with the central axes of the multiple sets of metal rods 14 on the first tower body 7; one end of the plurality of groups of metal rods 14 is positioned in the plurality of groups of limiting grooves 18;
the outer diameter of the second tower body 8 along the central axis direction thereof is gradually reduced, and one end of the second tower body 8 is provided with a plurality of groups of conductive connectors 19; the multiple groups of conductive connectors 19 are respectively connected with the multiple groups of metal rods 14 on the second tower body 8 in a one-to-one correspondence manner and are electrically connected; one end of the second tower body 8 is connected with one end of the first tower body 7, so that a tower body with a taper is obtained, a plurality of groups of conductive connectors 19 are respectively inserted into a plurality of groups of limiting grooves 18 in a matching manner, and a plurality of groups of conductive connectors 19 respectively press a plurality of groups of metal rods 14 on the first tower body 7; protective glue is filled in each group of limiting grooves 18 and covers the conductive connectors 19 and the end parts of the metal rods 14 so as to seal and protect the conductive connectors 19 and the metal rods 14 and prevent the conductive connectors 19 and the metal rods 14 from being exposed in the air and being corroded;
it should be noted that the other end of the second tower body 8 is in the same form as the end face of the first tower body 7, that is, a plurality of sets of limiting grooves 18 are arranged at the other end of the second tower body 8; when the two groups of second tower bodies 8 are installed in a matching way, a plurality of groups of conductive connectors 19 arranged on one group of second tower bodies 8 are respectively inserted into a plurality of groups of limiting grooves 18 arranged on the other group of second tower bodies 8 in a matching way, and the two groups of second tower bodies 8 are connected in a matching way; the shaft tower body is installed through the cooperation of multiunit second tower body 8 and first tower body 7, and then conveniently transports the shaft tower body.
In an alternative embodiment, a plurality of sets of second tightening members 9 are also included;
a third flange plate 71 is provided on the outer circumferential surface of the first tower body 7 along the outer circumferential direction thereof; a plurality of groups of third threaded holes 72 are uniformly formed in the third flange plate 71; a second flange plate 81 is provided on the outer circumferential surface of the second tower body 8 along the outer circumferential direction thereof; a plurality of groups of second threaded holes 82 are uniformly formed in the second flange plate 81; the plurality of groups of second fastening pieces 9 are respectively in threaded fit connection with the plurality of groups of second threaded holes 82 and the plurality of groups of third threaded holes 72 for connecting the first tower body 7 and the second tower body 8;
through the multiunit second that is equipped with tightly decides 9 and cooperate first tower 7 and second tower 8 to be connected, and then make things convenient for first tower 7 and second tower 8 to carry out the dismouting.
In an alternative embodiment, the base 1 is provided with a through hole 2 along the central axis direction thereof; when the conductive rod type switch is used, the base 1 is preset on the ground, the conductive rod 3 penetrates through the through hole 2 and is inserted into the ground, and therefore the conductive rod 3 is prevented from being exposed outside and being touched to cause safety accidents;
further, the base 1 is made of concrete.
In an alternative embodiment, the production process of the tower body comprises the following specific steps,
s1, sleeving the inner cylinder 12 on the outer side of the outer cylinder 11, and connecting the inner cylinder 12 and the outer cylinder 11 by using a plurality of groups of connecting rods 13;
s2, overlapping a plurality of groups of metal rods 14 with a plurality of groups of connecting rods 13 through a plurality of groups of overlapping pieces 15, and fixing the centering overlapping pieces 15 at two ends of the plurality of groups of metal rods 14 with the plurality of groups of connecting rods 13 by using connecting pieces;
s3, placing the inner cylinder 12 and the outer cylinder 11 on a supporting mould and fixing;
s4, weighing the components of the composite reinforcing material 16 according to the parts by mass, melting and mixing the components, injecting the mixture between the inner barrel 12 and the outer barrel 11, and naturally cooling to obtain the tower body.
The production method of the tower body provided by the invention is simple, the inner barrel 12 and the outer barrel 11 with designed sizes are correspondingly produced according to the use requirements, the composite reinforcing material 16 is injected between the inner barrel 12 and the outer barrel 11 after being melted, and the tower body with high performance can be prepared by natural cooling.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A composite material power circuit tower is characterized by comprising a base (1), a conducting rod (3), two groups of conducting wires (4), a lightning rod (10) and a tower body;
the tower body comprises an outer cylinder (11), an inner cylinder (12), a plurality of groups of connecting rods (13), a plurality of groups of metal rods (14) and a plurality of groups of overlapping joints (15); the outer cylinder (11) is sleeved on the outer side of the inner cylinder (12); two ends of the multiple groups of connecting rods (13) are respectively connected with the outer peripheral surface of the outer cylinder (11) and the inner peripheral surface of the inner cylinder (12); an accommodating bin is enclosed between the outer peripheral surface of the outer cylinder (11) and the inner peripheral surface of the inner cylinder (12); the multiple groups of metal rods (14) are positioned in the accommodating bin, the central axes of the multiple groups of metal rods (14) are parallel to the central axis of the inner cylinder (12), the multiple groups of metal rods (14) are uniformly distributed in a circumferential manner by taking the central axis of the inner cylinder (12) as the center, and the multiple groups of metal rods (14) are lapped with the multiple groups of connecting rods (13) through the multiple groups of lapping pieces (15); a plurality of groups of overlapping pieces (15) positioned at two sides of a plurality of groups of metal rods (14) are connected with a plurality of groups of connecting rods (13) through connecting pieces to form a fixed structure; the containing bin is filled with a composite reinforcing material (16) for forming a reinforcing layer between the outer cylinder (11) and the inner cylinder (12); the composite reinforcing material (16) comprises, by weight, 800-1200 parts of resin, 20-80 parts of a stabilizer, 15-40 parts of a plasticizer, 10-25 parts of a lubricant, 10-20 parts of a modifier, 5-10 parts of a flame retardant, 5-10 parts of an antioxidant, 8-15 parts of glass fiber, 0.5-3 parts of carbon black and 1-5 parts of modified vermiculite powder;
the base (1) is connected with the lower end face of the tower body, and the central axis of the base (1) is superposed with the central axis of the tower body; the conducting rods (3) are electrically connected with a plurality of groups of metal rods (14) in the tower body through a group of conducting wires (4), and the conducting rods (3) are buried on the ground in a working state;
the lightning rod (10) is connected with the upper end face of the tower body, and the lightning rod (10) is electrically connected with a plurality of groups of metal rods (14) in the tower body through another group of conducting wires (4); the lightning rod (10), the multiple groups of metal rods (14) and the conducting rod (3) form a lightning protection circuit for guiding lightning into the ground through the two groups of conducting wires (4).
2. A composite material electric power circuit tower as claimed in claim 1, characterised in that the composite reinforcement material (16) comprises, in parts by weight, 800 parts of resin, 20 parts of stabilizer, 15 parts of plasticizer, 10 parts of lubricant, 10 parts of modifier, 5 parts of flame retardant, 5 parts of antioxidant, 8 parts of glass fibre, 0.5 part of carbon black and 1 part of modified vermiculite powder.
3. A composite material electric power circuit tower as claimed in claim 1, wherein the composite reinforcing material (16) comprises, by weight, 1000 parts of resin, 50 parts of stabilizer, 25 parts of plasticizer, 18 parts of lubricant, 15 parts of modifier, 8 parts of flame retardant, 8 parts of antioxidant, 12 parts of glass fiber, 1.5 parts of carbon black and 3 parts of modified vermiculite powder.
4. A composite material electric power circuit tower as claimed in claim 1, wherein the composite reinforcing material (16) comprises 1200 parts by weight of resin, 80 parts by weight of stabilizer, 40 parts by weight of plasticizer, 25 parts by weight of lubricant, 20 parts by weight of modifier, 10 parts by weight of flame retardant, 10 parts by weight of antioxidant, 15 parts by weight of glass fiber, 3 parts by weight of carbon black and 5 parts by weight of modified vermiculite powder.
5. The composite material power circuit tower as claimed in claim 1, wherein the outer cylinder (11) and the inner cylinder (12) are made of long glass fiber nylon reinforced materials.
6. A composite material power circuit tower according to claim 1, further comprising a plurality of sets of first fastening members (6); wherein, the end surface of the base (1) is provided with a plurality of groups of threaded sleeves;
a first flange plate (5) is arranged on the outer peripheral surface of the tower body along the outer peripheral direction; a plurality of groups of first threaded holes are formed in the first flange plate (5);
one end of each of the first fastening pieces is in threaded fit connection with the first threaded holes respectively and is screwed into the threaded sleeves respectively; the end face of the first flange plate (5) presses the end face of the base (1).
7. A composite material power circuit tower as claimed in claim 1, wherein the outer circumference of the tower body is provided with a protective layer (17), the tower body comprising a first tower body (7) and a second tower body (8);
one end of the first tower body (7) is provided with a plurality of groups of limiting grooves (18); the multiple groups of limiting grooves (18) correspond to the multiple groups of metal rods (14) one by one, and the central axes of the multiple groups of limiting grooves (18) are superposed with the central axes of the multiple groups of metal rods (14) on the first tower body (7); one end of each group of metal rods (14) is positioned in each group of limiting grooves (18);
the outer diameter of the second tower body (8) along the central axis direction thereof is gradually reduced, and one end of the second tower body (8) is provided with a plurality of groups of conductive connectors (19); the multiple groups of conductive connectors (19) are respectively connected with the multiple groups of metal rods (14) on the second tower body (8) in a one-to-one correspondence manner and are electrically connected; one end of the second tower body (8) is connected with one end of the first tower body (7), a plurality of groups of conductive connectors (19) are respectively inserted into a plurality of groups of limiting grooves (18) in a matching way, and a plurality of groups of conductive connectors (19) respectively press a plurality of groups of metal rods (14) on the first tower body (7); and protective glue is filled in each group of limiting grooves (18).
8. A composite material electric power circuit tower as claimed in claim 7, further comprising a plurality of sets of second fastening members (9);
a third flange plate (71) is arranged on the outer peripheral surface of the first tower body (7) along the outer peripheral direction; a plurality of groups of third threaded holes (72) are uniformly formed in the third flange plate (71); a second flange plate (81) is arranged on the outer circumferential surface of the second tower body (8) along the outer circumferential direction; a plurality of groups of second threaded holes (82) are uniformly formed in the second flange plate (81); and the multiple groups of second fastening pieces (9) are respectively in threaded fit connection with multiple groups of second threaded holes (82) and multiple groups of third threaded holes (72) and are used for connecting the first tower body (7) and the second tower body (8).
9. A composite material electric power tower as claimed in claim 1, characterised in that the base (1) is provided with through holes (2) along its central axis.
10. A composite material electric power circuit tower as claimed in claim 1, wherein the process for manufacturing the tower body comprises the following steps,
s1, sleeving the inner cylinder (12) on the outer side of the outer cylinder (11), and connecting the inner cylinder (12) and the outer cylinder (11) by using a plurality of groups of connecting rods (13);
s2, overlapping a plurality of groups of metal rods (14) with a plurality of groups of connecting rods (13) through a plurality of groups of overlapping parts (15), and fixing the centering overlapping parts (15) at the two ends of the plurality of groups of metal rods (14) with the plurality of groups of connecting rods (13) by using connecting pieces;
s3, placing the inner cylinder (12) and the outer cylinder (11) on a supporting mould and fixing;
s4, weighing the components of the composite reinforcing material (16) according to the parts by mass, melting and mixing the components, injecting the mixture between the inner cylinder (12) and the outer cylinder (11), and naturally cooling to obtain the tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011465473.0A CN114622762A (en) | 2020-12-14 | 2020-12-14 | Composite material power circuit tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011465473.0A CN114622762A (en) | 2020-12-14 | 2020-12-14 | Composite material power circuit tower |
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| CN114622762A true CN114622762A (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011465473.0A Pending CN114622762A (en) | 2020-12-14 | 2020-12-14 | Composite material power circuit tower |
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