CN113431079B - Main transformer foundation with adjustable gauge and construction method thereof - Google Patents
Main transformer foundation with adjustable gauge and construction method thereof Download PDFInfo
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- CN113431079B CN113431079B CN202110760046.3A CN202110760046A CN113431079B CN 113431079 B CN113431079 B CN 113431079B CN 202110760046 A CN202110760046 A CN 202110760046A CN 113431079 B CN113431079 B CN 113431079B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
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Abstract
The invention discloses a main transformer foundation with adjustable track gauge and a construction method thereof, the main transformer foundation comprises a base, a plurality of supporting beams and a fixed block, the base is connected with the supporting beams, the supporting beams are used for supporting a transformer, the number of the supporting beams is at least 2, the base is provided with a through groove corresponding to the positions of the supporting beams, the fixed block is used for fixing the positions of the supporting beams in the through groove, two sides of the base are provided with fixed grooves, a first fixing device is fixedly arranged in each fixed groove through a steel bar or a bolt, the first fixing device is provided with a first telescopic rod which is used for abutting against the fixed block, a second fixing device is arranged in each fixed groove through a bolt, the second fixing device is arranged between adjacent supporting beams, two sides of the second fixing device are provided with second telescopic rods, a second adjusting component is arranged in each second fixing device and used for adjusting the expansion of the second telescopic rods, the second telescopic rods are used for abutting against the fixed blocks at two sides, the first telescopic link and the second telescopic link are adjustable, and the adjustable gauge between the supporting beams is realized.
Description
Technical Field
The invention relates to the technical field of transformer substation main transformer bases, in particular to a gauge-adjustable main transformer base and a construction method thereof.
Background
The space and the quantity of the main transformer foundation beams of the transformer substation are determined by main transformer guide rails, the size of the foundation beams cannot be adjusted once the traditional main transformer foundation is constructed, so that the design and construction are completed again according to the size of the new main transformer rail distance because the guide rail distance or the quantity problem has to chive off the original main transformer foundation under the condition that the bearing capacity and the foundation settlement quantity of the foundation are met in the later-stage transformation, a large amount of transformation investment is increased, long-time power failure of the transformer substation is caused, and great economic loss is brought.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a main transformer foundation which is adjustable in track gauge, reliable in support and quick to build and a building method thereof.
In order to achieve the purpose, the invention provides the following technical scheme: a track gauge adjustable main transformer foundation comprises a base, a plurality of supporting beams and a fixing block, wherein the base is connected with the supporting beams, the supporting beams are used for supporting a transformer, the number of the supporting beams is at least 2, each supporting beam comprises a supporting surface and a connecting part, each connecting part comprises a first connecting part and a second connecting part, one end of each first connecting part is connected with the corresponding second connecting part, the other end of each first connecting part is connected with the supporting surface, the cross section area of each second connecting part is larger than that of each first connecting part, the base is provided with a through groove corresponding to the supporting beam, the through grooves are mutually clamped with the first connecting parts and the second connecting parts, the fixing block is arranged on two sides of the connecting parts in the through groove and is mutually clamped with the first connecting parts and the second connecting parts, the fixing block is used for fixing the position of the supporting beams in the through groove, and penetrates through the first connecting parts and the second connecting parts to be fixedly connected with the through grooves through reinforcing steel bars, the base both sides are equipped with the fixed slot, be equipped with first fixing device through reinforcing bar or bolt fastening in the fixed slot, be equipped with first adjusting part and first telescopic link on the first fixing device, first adjusting part is used for adjusting that first telescopic link is flexible, first telescopic link is used for contradicting with the fixed block, it is equipped with second fixing device through the bolt to lead to the inslot, second fixing device sets up between adjacent supporting beam, second fixing device both sides all are equipped with the second telescopic link, be equipped with second adjusting part in the second fixing device, second adjusting part is used for adjusting the second telescopic link and stretches out and draws back, the second telescopic link is used for contradicting with both sides fixed block.
As a further improvement of the present invention, the first adjusting assembly includes a first connecting block and a first adjusting rod, the first connecting block is fixedly connected to the fixing groove by a bolt or a steel bar, the first connecting block is provided with a first through hole penetrating to the through groove, the first telescopic rod extends and retracts in the first through hole, the first connecting block is provided with a first prefabricated hole penetrating to the first through hole, the first adjusting rod extends into the first prefabricated hole and is rotatably connected to the first connecting block, one end of the first adjusting rod extending into the first prefabricated hole is provided with a first gear, the first telescopic rod is provided with a first rack, the first gear is engaged with the first rack, one end of the first adjusting rod away from the first prefabricated hole is provided with a first braking mechanism, the first braking mechanism is used for limiting the first adjusting rod to rotate, the first braking mechanism includes a plurality of first braking blocks arranged around the first adjusting rod, the first brake block and the first connecting block are fixedly connected, a second brake block is fixedly arranged on the side face of the first adjusting rod in the circumferential direction corresponding to the first brake block, and the first brake block and the second brake block are fixed through steel bar welding after the first brake block and the second brake block are installed.
As a further improvement of the present invention, the second adjusting assembly includes a second connecting block and a second adjusting rod, a telescopic through hole for extending and retracting the second telescopic rod is disposed on a side surface of the second connecting block, a second through hole penetrating through the second connecting block to the telescopic through hole is disposed on the second connecting block, the second adjusting rod extends into the second through hole and is rotatably connected to the second connecting block, an adjusting gear is fixedly disposed at one end of the second adjusting rod extending into the second through hole, the second telescopic rod is disposed on both sides of the adjusting gear, the second telescopic rods on both sides are both provided with second racks, the adjusting gears are respectively engaged with the second telescopic rods on both sides, a second braking mechanism is disposed at the other end of the second adjusting rod and is used for limiting the second adjusting rod to rotate, the second braking mechanism includes a plurality of third braking blocks disposed along a circumferential direction of the second adjusting rod, the third brake block is fixed with the second connecting block through welding, and the third brake block is fixed with the second adjusting rod through welding of steel bars after the third brake block is installed.
As a further improvement of the invention, a cross rod is arranged at one end of the first adjusting rod far away from the first connecting block and at one end of the second adjusting rod far away from the second connecting block, and the cross rod is perpendicular to the first adjusting rod and the second adjusting rod.
As a further improvement of the invention, a plurality of steel bar through holes are arranged at the bottom of the through groove, a second prefabricated hole is arranged on the fixing block, the fixing block is fixedly connected with the through groove by the steel bars passing through the steel bar through holes and the second prefabricated hole, bolt holes are symmetrically arranged on one side of the first fixing device far away from the fixing groove, and the first fixing device is connected with the fixing groove by bolts passing through the bolt holes.
As a further improvement of the invention, a gap is reserved between the first telescopic rod and the second telescopic rod and the through groove, a drain hole is arranged at the bottom of the through groove, a drain groove is arranged at the bottom of the base, and the drain hole is communicated with the drain groove.
As a further improvement of the invention, the support surface is provided with a high polymer resin layer.
As a further improvement of the present invention, a fixing member is disposed on the supporting surface, the fixing member is used for fixing the transformer leg, the fixing member includes a contact plate and a limiting plate, the contact plate is used for contacting with two sides of the transformer leg, the limiting plate is fixedly disposed above the contact plate, the limiting plate and the contact plates on two sides form an accommodating groove, and the accommodating groove is used for accommodating the transformer leg.
A method for constructing a main transformer foundation with adjustable track gauge is used for preparing the main transformer foundation with adjustable track gauge, and comprises the following steps:
the method comprises the following steps: pouring the base by cement, and demolding to form a drainage groove, a drainage hole, a steel bar through hole, a through groove and a fixing groove in the molding process;
step two: placing the second fixing device in the middle of the through groove along the length direction through hoisting, enabling the second telescopic rod to be telescopic towards the length direction of the through groove, and fixedly connecting the second fixing device with the through groove through bolts;
step three: sequentially enabling the supporting beams to enter the through grooves from two sides of the base through hoisting, enabling the supporting beams to reach preset positions, enabling the second fixing devices to be located between the adjacent supporting beams, and enabling the first connecting parts and the second connecting parts to be clamped with the base;
step four: the first fixing device is connected with the fixing groove, and the first fixing device is fixedly connected with the fixing groove through a plurality of steel bars or bolts, so that the first telescopic rod extends towards the square of the through groove;
step five: the fixing blocks are sequentially arranged on two sides of the fixing part through hoisting and are clamped with the first connecting part and the second connecting part;
step six: the fixing block is fixedly connected with the first connecting part through a bolt, and the fixing block is fixedly connected with the second connecting part through a bolt;
step seven: the first adjusting rod is rotated to enable the first telescopic rod to extend towards the length direction of the through groove to be abutted against the fixed block, meanwhile, the second adjusting rod is rotated to enable the second telescopic rod to extend out to be abutted against the fixed block at the other end of the through groove abutted against the first telescopic rod, the first adjusting rod and the first brake block are fixedly connected through steel bar welding after the first adjusting rod is abutted against the fixed block, and the second adjusting rod and the second brake block are fixedly connected through steel bar welding;
step eight: and the fixing block is fixedly connected with the through groove through a bolt.
The invention has the beneficial effects that: realize a supporting beam through the joint that leads to groove and connecting portion that the inslot position is adjustable, thereby realize gauge adjustable function, thereby can be applicable to the transformer of multiple different gauges, therefore, the clothes hanger is strong in practicability, conflict to the fixed block through first fixing device and second fixing device simultaneously, thereby realize fixing a supporting beam's position, all be equipped with arrestment mechanism on first fixing device and the second fixing device simultaneously and lock, the gyration that long-time work probably caused has been avoided, be equipped with wash port and water drainage tank simultaneously, be convenient for in time get rid of ponding, guarantee security, be equipped with the high polymer resin layer on the holding surface simultaneously, reduce the danger that thunderstorm weather probably caused, increase its practicality, most parts are prefabricated for the mill simultaneously, the base is the cement watering shaping, can effectively shorten the time limit for a project, the efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a first fastening device of the present invention;
FIG. 3 is a schematic view of a base of the present invention;
FIG. 4 is a schematic view of a support beam and a fixing member according to the present invention;
FIG. 5 is a top view of the base of the present invention;
FIG. 6 is a schematic view of a mounting block of the present invention;
FIG. 7 is a schematic view of a second fixing device according to the present invention;
fig. 8 is a cross-sectional view of a second fastening device of the present invention.
Reference numerals: 1. a base; 2. a support beam; 3. a fixed block; 4. a support surface; 5. a first connection site; 6. a second connection site; 7. a through groove; 8. fixing grooves; 9. a first fixing device; 10. a first telescopic rod; 11. a second fixing device; 12. a second telescopic rod; 13. a first connection block; 14. a first adjusting lever; 15. a first through hole; 16. a first pre-fabricated hole; 17. a first gear; 18. a first rack; 19. a first brake pad; 20. a second brake pad; 21. a steel bar through hole; 22. a drain hole; 23. a water discharge tank; 24. a high polymer resin layer; 25. a touch plate; 26. a limiting plate; 27. accommodating grooves; 28. a second preformed hole; 29. a second connecting block; 30. a second adjusting lever; 31. a second through hole; 32. a telescopic through hole; 33. and adjusting the gear.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.
As shown in fig. 1-8, a main transformer foundation with adjustable track gauge comprises a base 1, a plurality of supporting beams 2 and fixing blocks 3, wherein the base 1 is connected with the supporting beams 2, and the supporting beams 2 are used for supporting a transformer, and the main transformer foundation is characterized in that: the number of the supporting beams 2 is at least 2, preferably, in the embodiment, the number of the supporting beams 2 is 2, each supporting beam 2 comprises a supporting surface 4 and a connecting part, each connecting part comprises a first connecting part 5 and a second connecting part 6, one end of each first connecting part 5 is connected with the corresponding second connecting part 6, the other end of each first connecting part 5 is connected with the corresponding supporting surface 4, the cross section area of each second connecting part 6 is larger than that of each first connecting part 5, the base 1 is provided with a through groove 7 corresponding to the position of each supporting beam 2, the through groove 7 is clamped with the first connecting part 5 and the second connecting part 6, the fixing block 3 is arranged on two sides of each connecting part in the through groove 7 and clamped with the first connecting part 5 and the second connecting part 6, the fixing block 3 is used for fixing the position of each supporting beam 2 in the through groove 7, and the fixing block 3 penetrates through the first connecting part 5 and the second connecting part 6 through steel bars to be fixedly connected with the through groove 7, fixing grooves 8 are formed in two sides of the base 1, a first fixing device 9 is fixedly arranged in each fixing groove 8 through a steel bar or a bolt, a first adjusting component and a first telescopic rod 10 are arranged on each first fixing device 9, each first adjusting component is used for adjusting the expansion of each first telescopic rod 10, each first telescopic rod 10 is used for abutting against a fixing block 3, a second fixing device 11 is arranged in each through groove 7 through a bolt, each second fixing device 11 is arranged between adjacent supporting beams 2, each second telescopic rod 12 is arranged on each of two sides of each second fixing device 11, each second adjusting component is arranged in each second fixing device 11 and used for adjusting the expansion of each second telescopic rod 12, each second telescopic rod 12 is used for abutting against the fixing blocks 3 on two sides, and the fixing blocks 3 on two ends of each connecting portion are abutted against the fixing blocks 3 to fix the positions of the supporting beams 2 in the through the corresponding grooves 7 through the first telescopic rods 10 and the second telescopic rods 12, simultaneously because first telescopic link 10 and second telescopic link 12 are adjustable, realize that a supporting beam is adjustable between 2 gauge to can be applicable to the transformer of multiple different gauge, the practicality is strong, and setting up of fixed block 3 has increased the conflict area, and most cooperations are connected through reinforcing bar or bolt simultaneously, have strengthened joint strength, are applicable to the operational environment of heavy load.
Preferably, the first adjusting assembly includes a first connecting block 13 and a first adjusting rod 14, the first connecting block 13 is fixedly connected to the fixing groove 8 through a bolt or a steel bar, the first connecting block 13 is provided with a first through hole 15 penetrating through the through groove 7, the first telescopic rod 10 extends and retracts in the first through hole 15, the first connecting block 13 is provided with a first prefabricated hole 16 penetrating through the first through hole 15, the first adjusting rod 14 extends into the first prefabricated hole 16 and is rotatably connected to the first connecting block 13, one end of the first adjusting rod 14 extending into the first prefabricated hole 16 is provided with a first gear 17, the first telescopic rod 10 is provided with a first rack 18, the first gear 17 is engaged with the first rack 18, one end of the first adjusting rod 14 far away from the first prefabricated hole 16 is provided with a first braking mechanism, the first braking mechanism is used for limiting the rotation of the first adjusting rod 14, first arrestment mechanism is including encircling a plurality of first brake pads 19 that first regulation pole 14 set up, first brake pads 19 and first connecting block 13 fixed connection, first regulation pole 14 side circumference corresponds first brake pads 19 and fixes and be equipped with second brake pads 20, first brake pads 19 and second brake pads 20 are fixed through the steel reinforcement welding after the installation is accomplished, realize the flexible control to first telescopic link 10 through adjusting first regulation pole 14 to fix through reinforcing bar and second brake pads 20 after the regulation is accomplished, realize the locking, avoid the gyration that long-time work probably caused, carry out the transmission through the tooth-engaging and can obtain great torque, and the practicality is strong.
Preferably, the second adjusting assembly comprises a second connecting block 29 and a second adjusting rod 30, a telescopic through hole 32 for extending and retracting the second telescopic rod 12 is formed in the side surface of the second connecting block 29, a second through hole 31 penetrating through the telescopic through hole 32 is formed in the second connecting block 29, the second adjusting rod 30 extends into the second through hole 31 to be rotatably connected with the second connecting block 29, an adjusting gear 33 is fixedly arranged at one end of the second adjusting rod 30 extending into the second through hole 31, the second telescopic rod 12 is arranged on two sides of the adjusting gear 33, the second telescopic rods 12 on the two sides are both provided with second racks, the adjusting gear 33 is respectively meshed with the second telescopic rods 12 on the two sides, a second braking mechanism is arranged at the other end of the second adjusting rod 30 and is used for limiting the second adjusting rod 30 to rotate, and the second braking mechanism comprises a plurality of third braking blocks circumferentially arranged along the second adjusting rod 30, third brake pads is fixed through the welding with second connecting block 29, the third brake pads is fixed through steel bar welding and second regulation pole 30 after the installation is accomplished, adjusts pole 30 through rotatory second and realizes adjusting when both sides second telescopic link 12, is equipped with second arrestment mechanism simultaneously and fixes pole 30 to the second, avoids long-time work back gyration, carries out the transmission through the tooth and can obtain great kinetic energy, is applicable to the operational environment of heavily carrying.
Preferably, the one end that first connecting block 13 was kept away from to first regulation pole 14 and the one end that second connecting block 29 was kept away from to second regulation pole 30 all are equipped with the horizontal pole, the horizontal pole is all perpendicular with first regulation pole 14 and second regulation pole 30, and the setting through the horizontal pole is convenient for adjust first regulation pole 14 and second regulation pole 30 and rotate, increases the practicality.
Preferably, it is equipped with a plurality of reinforcing bar through-holes 21 to lead to 7 bottom arrangements of groove, be equipped with the prefabricated hole of second 28 on the fixed block 3, fixed block 3 passes reinforcing bar through-hole 21 and the prefabricated hole of second 28 and leads to 7 fixed connection through the reinforcing bar, first fixing device 9 is kept away from one side symmetry of fixed slot 8 and is equipped with the bolt hole, first fixing device 9 passes the bolt hole through the bolt and is connected with fixed slot 8, and fixed block 3 is connected through the reinforcing bar, can obtain enough joint strength, and further restriction supporting beam 2's removal simultaneously, first fixing device 9 connects through the bolt, obtains great joint strength on the one hand, and on the other hand is convenient for the dismouting when follow-up adjustment or maintenance.
Preferably, the first telescopic link 10, the second telescopic link 12 and the through groove 7 leave a gap, the bottom of the through groove 7 is provided with a drain hole 22, the bottom of the base 1 is provided with a drainage groove 23, the drain hole 22 is communicated with the drainage groove 23, and the drain hole 22 and the drainage groove 23 are convenient to drain, so that the fault probability is reduced, and the practicability is increased.
Preferably, the support surface 4 is provided with a high polymer resin layer 24 to reduce electrical conductivity and reduce the risk of possible damage due to thunderstorm weather or moisture.
Preferably, be equipped with the mounting on holding surface 4, the mounting is used for fixing with the transformer foot, the mounting includes touch panel 25 and limiting plate 26, touch panel 25 is used for contradicting each other with transformer foot both sides, limiting plate 26 is fixed to be set up in touch panel 25 top, limiting plate 26 forms holding tank 27 with both sides touch panel 25, holding tank 27 is used for holding the transformer foot, fixes the transformer foot through the setting of mounting, and further reinforcing fixed effect avoids the transformer to move on a supporting beam 2, increases the practicality.
A method for constructing a main transformer foundation with adjustable track gauge is used for preparing the main transformer foundation with adjustable track gauge, and comprises the following steps:
the method comprises the following steps: the base 1 is poured and molded by cement, and the drainage groove 23, the drainage hole 22, the reinforcing steel bar through hole 21, the through groove 7 and the fixing groove 8 are formed by demolding in the molding process, so that direct molding is realized in the pouring process, the subsequent direct installation is facilitated, the cement irrigation solidification time is short, and the construction period can be effectively shortened;
step two: the second fixing device 11 is prefabricated in a factory, the second fixing device 11 is placed in the middle of the through groove 7 in the length direction through hoisting, the second telescopic rod 12 is made to stretch towards the length direction of the through groove 7, the second fixing device 11 is fixedly connected with the through groove 7 through bolts, and the bolts are used for fixing to obtain high connecting strength and facilitate later-stage disassembly and maintenance;
step three: the supporting beams 2 are prefabricated in a factory, the supporting beams 2 sequentially enter the through grooves 7 from two sides of the base 1 through hoisting, the supporting beams 2 reach preset positions, the second fixing devices 11 are located between the adjacent supporting beams 2, the first connecting parts 5 and the second connecting parts 6 are clamped with the base 1, the second fixing devices 11 are located between the supporting beams 2, the supporting beams 2 on two sides are fixed by the second fixing devices 11 at the same time, meanwhile, the connecting parts and the base 1 are clamped conveniently through the hoisting mode, the operation is convenient, the factory prefabrication can be prepared in advance, and the construction period is effectively shortened;
step four: the first fixing device 9 is prefabricated in a factory, the first fixing device 9 is connected with the fixing groove 8, the first fixing device 9 is fixedly connected with the fixing groove 8 through a plurality of steel bars or bolts, the first telescopic rod extends towards the through groove 7 in a square mode, the plurality of steel bars or bolts can obtain enough connecting strength, and the situation that the connection between the first fixing device 9 and the fixing groove 8 is damaged due to the movement of the supporting beam 2 is avoided;
step five: the fixing block 3 is prefabricated in a factory, the fixing block 3 can be made of titanium alloy, high-speed steel or spring steel and is subjected to surface heat treatment, the fixing blocks 3 are sequentially arranged on two sides of the fixing portion through hoisting and are clamped with the first connecting portion 5 and the second connecting portion 6, high strength can be obtained through the surface heat treatment, and the fixing block 3 can be suitable for a heavy-load working environment;
step six: the fixing block 3 is fixedly connected with the first connecting part 5 through a bolt, the fixing block 3 is fixedly connected with the second connecting part 6 through a bolt, and the bolt is fixed, so that later-stage disassembly and maintenance are facilitated;
step seven: the first adjusting rod 14 is rotated to enable the first telescopic rod 10 to extend towards the length direction of the through groove 7 to be abutted against the fixed block 3, the second adjusting rod 30 is rotated to enable the second telescopic rod 12 to extend towards the fixed block 3 at the other end abutted against the first telescopic rod 10, the first adjusting rod 14 and the first brake block 19 are fixedly connected through steel bar welding after the abutting is completed, the second adjusting rod 14 and the second brake block 20 are fixedly connected through steel bar welding, the fixed blocks 3 at two sides are abutted through adjustment of the first adjusting rod 14 and the second adjusting rod 30, so that the positions of the supporting beams 2 are fixed, the fixing of the supporting beams 2 at different positions can be realized through an adjusting mode, and the rail distance of the supporting beams can be adjusted;
step eight: it will to pass through the bolt fixed block 3 with lead to groove 7 fixed connection, further fix a supporting beam 2's position, avoid a supporting beam 2 to remove in leading to groove 7.
Through with the shaping of 1 direct cement waters of base, the shaping is fast, can effectively shorten the time limit for a project, a supporting beam 2 simultaneously, first fixing device 9, second fixing device 11, fixed block 3 are the mill prefabrication, can prepare, further shorten the time limit for a project, connect through the bolt more simultaneously, the later stage of being convenient for is dismantled and is maintained, can obtain great intensity simultaneously, the adjustable transformer that can be applicable to different gauges of distance of a supporting beam 2 simultaneously, therefore, the clothes hanger is strong in practicability.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. The utility model provides a gauge adjustable owner becomes basis, includes base (1), a plurality of supporting beam (2) and fixed block (3), base (1) is connected with a supporting beam (2), a supporting beam (2) are used for supporting the transformer, its characterized in that: the quantity of the supporting beams (2) is at least 2, the supporting beams (2) comprise a supporting surface (4) and a connecting part, the connecting part comprises a first connecting part (5) and a second connecting part (6), one end of the first connecting part (5) is connected with the second connecting part (6), the other end of the first connecting part is connected with the supporting surface (4), the cross section area of the second connecting part (6) is larger than the first connecting part (5), the base (1) is provided with a through groove (7) corresponding to the position of the supporting beam (2), the through groove (7) is clamped with the first connecting part (5) and the second connecting part (6), the fixing block (3) is arranged on two sides of the connecting part in the through groove (7) and is clamped with the first connecting part (5) and the second connecting part (6), and the fixing block (3) is used for fixing the position of the supporting beam (2) in the through groove (7), the fixing block (3) penetrates through a first connecting part (5) and a second connecting part (6) through reinforcing steel bars and is fixedly connected with a through groove (7), fixing grooves (8) are formed in two sides of the base (1), a first fixing device (9) is fixedly arranged in each fixing groove (8) through the reinforcing steel bars or bolts, a first adjusting component and a first telescopic rod (10) are arranged on each first fixing device (9), the first adjusting component is used for adjusting the first telescopic rod (10) to stretch, the first telescopic rod (10) is used for abutting against the fixing block (3), a second fixing device (11) is arranged in each through groove (7) through bolts, the second fixing devices (11) are arranged between adjacent supporting beams (2), second telescopic rods (12) are arranged on two sides of each second fixing device (11), and a second adjusting component is arranged in each second fixing device (11), the second adjusting component is used for adjusting the second telescopic rod (12) to stretch, and the second telescopic rod (12) is used for abutting against the fixing blocks (3) on the two sides.
2. The adjustable gauge main transformer foundation as claimed in claim 1, wherein: the first adjusting assembly comprises a first connecting block (13) and a first adjusting rod (14), the first connecting block (13) is fixedly connected with the fixing groove (8) through a bolt or a steel bar, a first through hole (15) penetrating through the through groove (7) is formed in the first connecting block (13), the first telescopic rod (10) stretches in the first through hole (15), a first prefabricated hole (16) penetrating through the first through hole (15) is formed in the first connecting block (13), the first adjusting rod (14) extends into the first prefabricated hole (16) and is rotatably connected with the first connecting block (13), a first gear (17) is arranged at one end, extending into the first prefabricated hole (16), of the first adjusting rod (14), a first rack (18) is arranged on the first telescopic rod (10), and the first gear (17) is meshed with the first rack (18), one end, far away from first prefabricated hole (16), of first regulation pole (14) is equipped with first arrestment mechanism, first arrestment mechanism is used for restricting first regulation pole (14) and rotates, first arrestment mechanism includes a plurality of first brake pads (19) that encircle first regulation pole (14) and set up, first brake pad (19) and first connecting block (13) fixed connection, first regulation pole (14) side circumference corresponds first brake pad (19) and is fixed and be equipped with second brake pad (20), first brake pad (19) and second brake pad (20) are fixed through the steel reinforcement welding after the installation is accomplished.
3. The adjustable gauge main transformer foundation as claimed in claim 1, wherein: the second adjusting assembly comprises a second connecting block (29) and a second adjusting rod (30), a telescopic through hole (32) used for the second telescopic rod (12) to stretch is formed in the side face of the second connecting block (29), a second through hole (31) penetrating through the telescopic through hole (32) is formed in the second connecting block (29), the second adjusting rod (30) extends into the second through hole (31) to be rotatably connected with the second connecting block (29), an adjusting gear (33) is fixedly arranged at one end, extending into the second through hole (31), of the second adjusting rod (30), the second telescopic rod (12) is arranged on two sides of the adjusting gear (33), the second telescopic rods (12) on two sides are both provided with second racks, the adjusting gear (33) is mutually meshed with the second telescopic rods (12) on two sides respectively, a second braking mechanism is arranged at the other end of the second adjusting rod (30), and the second braking mechanism is used for limiting the rotation of the second adjusting rod (30), the second brake mechanism comprises a plurality of third brake blocks arranged along the circumferential direction of the second adjusting rod (30), the third brake blocks are fixed with the second connecting block (29) through welding, and the third brake blocks are fixed with the second adjusting rod (30) through steel bar welding after the third brake blocks are installed.
4. The adjustable gauge main transformer foundation as claimed in claim 1, wherein: lead to groove (7) bottom and arrange and be equipped with a plurality of reinforcing bar through-holes (21), be equipped with prefabricated hole of second (28) on fixed block (3), fixed block (3) pass reinforcing bar through-hole (21) and prefabricated hole of second (28) and lead to groove (7) fixed connection through the reinforcing bar, one side symmetry that fixed slot (8) were kept away from in first fixing device (9) is equipped with the bolt hole, first fixing device (9) pass the bolt hole through the bolt and are connected with fixed slot (8).
5. The adjustable gauge main transformer foundation as claimed in claim 1, wherein: the first telescopic rod (10), the second telescopic rod (12) and the through groove (7) are spaced, a drain hole (22) is formed in the bottom of the through groove (7), a drain groove (23) is formed in the bottom of the base (1), and the drain hole (22) is communicated with the drain groove (23).
6. The adjustable-gauge main transformer foundation as claimed in claim 1, wherein: and a high polymer resin layer (24) is arranged on the supporting surface (4).
7. The adjustable gauge main transformer foundation as claimed in claim 1, wherein: be equipped with the mounting on holding surface (4), the mounting is used for fixing with the transformer foot, the mounting includes conflict board (25) and limiting plate (26), conflict board (25) are used for contradicting each other with transformer foot both sides, limiting plate (26) are fixed to be set up in conflict board (25) top, limiting plate (26) and both sides are supported touch board (25) and are formed holding tank (27), holding tank (27) are used for holding the transformer foot.
8. A method of constructing a gauge adjustable main foundation for use in the preparation of a gauge adjustable main foundation according to any one of claims 1-7, said method comprising the steps of:
the method comprises the following steps: pouring and molding the base (1) by cement, and demolding in the molding process to form a drainage groove (23), a drainage hole (22), a steel bar through hole (21), a through groove (7) and a fixing groove (8);
step two: the second fixing device (11) is placed in the middle of the through groove (7) along the length direction through hoisting, so that the second telescopic rod (12) stretches towards the length direction of the through groove (7), and the second fixing device (11) is fixedly connected with the through groove (7) through bolts;
step three: the supporting beams (2) enter the through grooves (7) from two sides of the base (1) in sequence through hoisting, the supporting beams (2) reach preset positions, the second fixing devices (11) are located between the adjacent supporting beams (2), and the first connecting parts (5) and the second connecting parts (6) are clamped with the base (1);
step four: the first fixing device (9) is connected with the fixing groove (8), and the first fixing device (9) is fixedly connected with the fixing groove (8) through a plurality of steel bars or bolts, so that the first telescopic rod extends towards the square of the through groove (7);
step five: the fixing blocks (3) are sequentially arranged on two sides of the fixing part through hoisting and are clamped with the first connecting part (5) and the second connecting part (6);
step six: the fixing block (3) is fixedly connected with the first connecting part (5) through a bolt, and the fixing block (3) is fixedly connected with the second connecting part (6) through a bolt;
step seven: the first adjusting rod (14) is rotated to enable the first telescopic rod (10) to extend towards the length direction of the through groove (7) to be abutted against the fixed block (3), meanwhile, the second adjusting rod (30) is rotated to enable the second telescopic rod (12) to extend out to be abutted against the fixed block (3) at the other end of the first telescopic rod (10), the first adjusting rod (14) and the first brake block (19) are fixedly connected through steel bar welding after the abutting is completed, and the second adjusting rod (14) and the second brake block (20) are fixedly connected through steel bar welding;
step eight: the fixing block (3) is fixedly connected with the through groove (7) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110760046.3A CN113431079B (en) | 2021-07-05 | 2021-07-05 | Main transformer foundation with adjustable gauge and construction method thereof |
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| CN202110760046.3A CN113431079B (en) | 2021-07-05 | 2021-07-05 | Main transformer foundation with adjustable gauge and construction method thereof |
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| CN113431079B true CN113431079B (en) | 2022-06-14 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59149408U (en) * | 1983-03-23 | 1984-10-05 | 三菱電機株式会社 | Power receiving and transforming equipment |
| CN206457840U (en) * | 2017-02-07 | 2017-09-01 | 国网江苏省电力公司宿迁供电公司 | A kind of gauge adjustable variable-pressure device basis |
| CN207003466U (en) * | 2017-07-13 | 2018-02-13 | 济南鲁源电力设计咨询院有限公司 | A kind of adjustable main transformer basis of gauge and transformer station |
| CN107165188A (en) * | 2017-07-13 | 2017-09-15 | 济南鲁源电力设计咨询院有限公司 | A kind of adjustable main transformer basis of gauge, method and transformer station |
| CN208870076U (en) * | 2018-09-12 | 2019-05-17 | 山东电力工程咨询院有限公司 | A kind of main transformer enlarging project transformer foundation conversion chassis |
| CN213417882U (en) * | 2020-10-09 | 2021-06-11 | 苏文电能科技股份有限公司 | Prefabricated formula gauge adjustable main transformer basis |
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