CN107859412A - One kind ± 800kV current conversion station support insulator lattice supporting structures - Google Patents

One kind ± 800kV current conversion station support insulator lattice supporting structures Download PDF

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Publication number
CN107859412A
CN107859412A CN201711070264.4A CN201711070264A CN107859412A CN 107859412 A CN107859412 A CN 107859412A CN 201711070264 A CN201711070264 A CN 201711070264A CN 107859412 A CN107859412 A CN 107859412A
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CN
China
Prior art keywords
plate
support
support insulator
framework
lattice
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Application number
CN201711070264.4A
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Chinese (zh)
Inventor
毛宇
胡蓉
孙邦新
余波
吴怡敏
周德才
杨关
何勇
冯仁德
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SUPER-HIGH TRANSMISSION Co CHINA SOUTH ELECTRIC-NET Co Ltd
Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
Original Assignee
SUPER-HIGH TRANSMISSION Co CHINA SOUTH ELECTRIC-NET Co Ltd
Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
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Application filed by SUPER-HIGH TRANSMISSION Co CHINA SOUTH ELECTRIC-NET Co Ltd, Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group filed Critical SUPER-HIGH TRANSMISSION Co CHINA SOUTH ELECTRIC-NET Co Ltd
Priority to CN201711070264.4A priority Critical patent/CN107859412A/en
Publication of CN107859412A publication Critical patent/CN107859412A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02Structures made of specified materials
    • E04H12/08Structures made of specified materials of metal
    • E04H12/10Truss-like structures

Abstract

The present invention provides one kind ± 800kV current conversion station support insulator lattice supporting structures, including support insulator lattice bracket basis main body (80), framework column (81) and truck transom (82), form a fixed connection structure between framework column (81) bottom and support insulator lattice bracket basis main body (80), conversion top plate (29) is fixedly connected with the top of framework column (81), truck transom (82) is fixedly connected between two adjacent framework columns (81).The present invention is applied in ± 800kV the current conversion stations of Areas of High Earthquake Intensity area, the anti-side rigidity of support insulator lattice support can be greatly improved, support insulator lattice support capital displacement absolute magnitude, capital displacement acceleration amplification coefficient is set to be reduced, the anti-seismic performance of support insulator lattice support is enhanced, support insulator lattice support is preferably met antidetonation demand of the Areas of High Earthquake Intensity area ± 800kV current conversion stations safe operation for post insulator submounts.

Description

One kind ± 800kV current conversion station support insulator lattice supporting structures
Technical field
The present invention relates to ± 800kV current conversion station support insulator supporting structure design fields, more particularly, to it is a kind of ± 800kV current conversion station support insulator lattice supporting structures.
Background technology
The installation of ± 800kV current conversion station DC fields low-voltage equipments needs civil engineering structure cooperating equipment support to carry out, electricity Gas equipment is arranged at the top of equipment supporter.When there is earthquake generation, position of the equipment supporter to the electrical equipment in portion mounted thereto Move, acceleration has amplification effect.Therefore, if for electrical equipment installation civil engineering structure and correlation equipment supporter it is firm Degree deficiency, necessarily reduces its anti-seismic performance, so as to cause the poor seismic behavior of electrical equipment, it is impossible to meet electrical equipment well Normal running (operation) conditions demand, can not particularly meet the normal operation of electrical equipment during 9 degree of earthquake intensity, have a strong impact on just Normal power Transmission.In addition, the installation of ± 800kV current conversion station DC fields low-voltage equipments is also required to take certain soil money Source, therefore, how to be installed in the range of limited land resource to economize the land resource and can guarantee that each electrical equipment Safe operation, and the problem of must take into consideration.
The content of the invention
The technical problem to be solved in the present invention is:The problem of existing for prior art, there is provided one kind ± 800kV current conversion stations Support insulator lattice supporting structure, preferably meet the ± 800kV current conversion stations safe operation of Areas of High Earthquake Intensity area for branch The antidetonation demand of post insulator bracket.
The technical problem to be solved in the present invention is realized using following technical scheme:One kind ± 800kV current conversion station pillars are exhausted Edge lattice supporting structure, including support insulator lattice bracket basis main body, framework column and truck transom, the structure The structure that formed a fixed connection between column bottom and support insulator lattice bracket basis main body is erected, it is solid at the top of framework column Fixed connection conversion top plate, truck transom is fixedly connected between two adjacent framework columns.
Preferably, described support insulator lattice bracket basis main body is four pillar structures, and each pilum is distinguished Be fixedly connected with independent framework column, some foundation bolts consolidated in each pilum, each framework column respectively with Two independent truck transoms form a fixed connection structure.
Preferably, the L-shaped structure of described some foundation bolts, and some foundation bolt bottoms on same pilum The kink in portion is directed to the center of circle of same circumference.
Preferably, in addition to frame brace, described frame brace are fixedly connected between two adjacent truck transoms, Lattice support insulator lattice support is collectively forming by framework column, truck transom, frame brace.
Preferably, in addition to adjacent plate, described adjacent plate be arranged between cross one another two neighboring frame brace, And the adjacent plate and adjacent frame brace form a fixed connection structure respectively.
Preferably, abacus is fixedly connected with the top of the framework column, base for post plate, institute is fixedly connected with framework column bottom The abacus stated is fixedly connected with conversion top plate, and form a fixed connection structure between described base for post plate and foundation bolt.
Preferably, the reinforcing plate of some annular spreads, the reinforcing plate are set in framework column and base for post plate binding site Fixed respectively with framework column, base for post plate weld.
Preferably, the support insulator lattice bracket basis body interior consolidation dowel and keel shoe, and dowel position In keel shoe bottom.
Preferably, the conversion top plate is fixedly connected with connecting pole, and framework top plate is fixedly connected with the top of connecting pole, described Some installation through-holes are opened up on framework top plate.
Preferably, some reinforcing plates being distributed in a ring are set between the framework top plate and conversion top plate, and each piece adds Strong plate is welded and fixed with framework top plate, connecting pole, conversion top plate respectively.
Compared with prior art, the beneficial effects of the invention are as follows:Used in ± 800kV the current conversion stations of Areas of High Earthquake Intensity area The structure design of the present invention, due to being fixedly connected between framework column bottom and support insulator lattice bracket basis main body, And truck transom is fixedly connected between two adjacent framework columns, therefore, support insulator lattice branch can be greatly improved The anti-side rigidity of frame, support insulator lattice support capital displacement absolute magnitude, capital displacement acceleration amplification coefficient is set to obtain To reduce, so as to enhance the anti-seismic performance of the resistance geological process of support insulator lattice support, make post insulator sublattice Structure formula support can preferably meet the ± 800kV current conversion stations safe operation of Areas of High Earthquake Intensity area for the anti-of post insulator submounts Shake demand.
Brief description of the drawings
Fig. 1 is the organigram of ± 800kV current conversion station DC fields low-voltage equipment mounting structures.
Fig. 2 is the structural representation (front view) of the reactor foundation in Fig. 1.
Fig. 3 is modal circumferential stiffening rib and the organigram of distribution reinforcement intersection in Fig. 2.
Fig. 4 is the organigram of the support insulator single-tube support structure in Fig. 1.
Fig. 5 is the partial enlarged drawing at A in Fig. 4.
Fig. 6 is the C-C direction views in Fig. 5.
Fig. 7 is the B-B direction view in Fig. 4.
Fig. 8 is the organigram of the direct current arrester supporting structure in Fig. 1.
Fig. 9 is enlarged drawing at the D in Fig. 8.
Figure 10 is the F-F direction views in Fig. 9.
Figure 11 is the G-G direction views in Fig. 9.
Figure 12 is the H-H direction views in Figure 10.
Figure 13 is the E-E direction views in Fig. 8.
Figure 14 is the organigram of the 50Hz trap capacitor support structures in Fig. 1.
Figure 15 is enlarged drawing at the I in Figure 14.
Figure 16 is the J-J direction views in Figure 14.
Figure 17 is the K-K direction views in Figure 15.
Figure 18 is the L-L direction views in Figure 15.
Figure 19 is the M-M direction views in Figure 17.
Figure 20 is the organigram of the 50Hz trap surge arrester support structures in Fig. 1.
Figure 21 is enlarged drawing at the N in Figure 20.
Figure 22 is the O-O direction views in Figure 20.
Figure 23 is the P-P direction views in Figure 21.
Figure 24 is the Q-Q direction views in Figure 23.
Figure 25 is the R-R direction views in Figure 21.
Figure 26 is the organigram of the light CT supporting structures in Fig. 1.
Figure 27 is enlarged drawing at the S in Figure 26.
Figure 28 is the T-T direction views in Figure 26.
Figure 29 is the U-U direction views in Figure 27.
Figure 30 is the V-V direction views in Figure 27.
Figure 31 is the floor map on the GRTS resonance platforms basis in Fig. 1.
Figure 32 is the W-W direction views in Figure 31.
Figure 33 is the structure chart of the resonance platform in Figure 31.
Figure 34 is the floor plan of the erection support at the top of the resonance platform in Figure 32.
Figure 35 is the structure chart of the erection support in Figure 34.
Figure 36 is the X-X direction views in Figure 35.
Figure 37 is the Y-Y direction views in Figure 35.
Figure 38 is ± 800kV current conversion station support insulator lattices supporting structure/400kV support insulator supporting structures Organigram.
Figure 39 is the enlarged diagram at Z in Figure 38.
Figure 40 is the A1-A1 direction views (support insulator lattice supporting structure) in Figure 38.
Figure 41 is the enlarged diagram at B1 in Figure 38.
Figure 42 is the C1-C1 direction views in Figure 38.
Figure 43 is the D1-D1 direction views in Figure 39.
Figure 44 is the E1-E1 direction views in Figure 39.
Figure 45 is the F1-F1 direction views in Figure 39.
Figure 46 is the A1-A1 direction views (400kV support insulators supporting structure) in Figure 38.
Figure 47 is the enlarged diagram at G1 in Figure 38.
Figure 48 is the enlarged diagram at H1 in Figure 38.
Component token name claims in figure:1- reactor foundations, 1a-100Hz obstruction reactor foundations, the flat ripple electricity of 1b- low-voltages Anti- device basis, 1c-50Hz obstruction reactor foundations, 2- support insulator single-tube support structures, 3- direct current arrester supporting structures, 4-50Hz trap capacitor support structures, 5-50Hz trap surge arrester support structures, 6- light CT supporting structures, 7-GRTS are humorous Shake platform base, 8- support insulator lattice supporting structures, 9-100Hz trap surge arrester support structures, 10-400kV branch Post insulator bracket structure, 11- modal circumferential stiffening ribs, 12- distribution reinforcements, 13- reactor foundation main bodys, 14- foundation bolts, 15- type insulating wrapping strips, 20- rack plates, 21- earthing members, the concrete covers of 22- first, 23- reinforced mesh, 24- anchor ear muscle, 25- support insulator single-tube support basic bodies, 26- dowels, the concrete covers of 27- second, 28- post insulator submounts Post, 29- conversion top plates, 200- transition masts, 201- installation through-holes, the spacing deep gouges of 251-, 30- surge arrester support basic bodies, 31- Arrester support beam, 32- lightning arrester mounting seat plates, 33- surge arrester support posts, 34- stiffeners, 35- connecting bolts, 36- supports Change connector, 37- positioning deep gouges, 40- capacitor support basic bodies, 41- capacitor support posts, 42- capacitors support horizontal stroke Beam, 43- capacitor mounting base plates, 44- capacitor support stringers, 50- surge arrester support basic bodies, 51- surge arrester support posts, 52- arrester support stringers, 53- arrester support beams, 54- lightning arrester mounting seat plates, 55- reinforcing plates, 60- light CT support bases Plinth main body, 61- light CT stent struts, 62- conversion support columns, 63- craft installation and repairings hole, 70- frame columns, 71- landing slabs, 72- Vierendeel girder, 73- web beams, 74- erection supports, 75- ground connection main lines, 76- keel shoes, 77- sole plates, 78- bed courses, 741- Column base plate dowel, 742- column base plates, 743- accept post, 744- extravasating holes, 745- column cap plates, 746- mounting holes, 80- post insulators Sub- lattice bracket basis main body, 81- framework columns, 82- truck transoms, 83- framework top plates, 84- connecting poles, 85- frameworks are oblique Support, 86- abacus, 87- adjacent plates, 88- base for post plates, 89- end brackets.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with the accompanying drawings and specific implementation The present invention is described in detail for example.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not For limiting the present invention.
± 800kV current conversion station DC fields low-voltage equipment mounting structures as shown in Figure 1, specifically include reactor foundation 1, Support insulator single-tube support structure 2, direct current arrester supporting structure 3,50Hz trap capacitor supports structure 4,50Hz resistances Ripple device surge arrester support structure 5, light CT supporting structures 6, GRTS resonance platforms basis 7, support insulator lattice supporting structure 8 And 100Hz trap surge arrester supports structure 9 and 400kV support insulators supporting structure 10, described reactor foundation 1 are wrapped Include 100Hz obstruction reactor foundations 1a, low-voltage smoothing reactor basis 1b and 50Hz obstruction reactor foundation 1c.Wherein, institute 100Hz obstruction reactor foundations 1a, low-voltage smoothing reactor basis 1b, 50Hz obstruction the reactor foundation 1c stated is in " I " word Shape be distributed, described 50Hz trap surge arrester supports structure 5,100Hz trap surge arrester supports structure 9 respectively with reactor Basis 1 is arranged in parallel, and 50Hz traps are set between reactor foundation 1 and 50Hz trap surge arrester supports structure 5 Capacitor support structure 4.Designed using such layout structure, on the one hand can ensure ± 800kV current conversion stations to greatest extent The safe operation of DC fields low-voltage equipment, ± 800kV current conversion station direct currents place on the other hand can also be saved to greatest extent The land resource of occupancy, save ± 800kV current conversion station DC fields construction costs.
Described reactor foundation 1 includes reactor foundation main body 13 and several foundation bolts 14, described reactor Basic body 13 is typically the cylinder of concrete structure, and several described foundation bolts 14 are fixedly connected on reactor foundation The top ends of main body 13.To improve the anti-seismic performance of reactor foundation 1, several described foundation bolts 14 can be with ring reactor base The spaced set of plinth main body 13, each foundation bolt 14 are preferably designed to L-shaped structure, and kink therein is embedded in reactance Inside device basic body 13, as shown in Figure 2.Further, the kink of several described foundation bolts 14 is directed to reactance The central axis of device basic body 13.
Further to strengthen the shock strength of reactor foundation main body 13, can also be set inside reactor foundation main body 13 Reinforcing bar skeleton is put, described skeleton is preferably interweaved with distribution reinforcement 12 using modal circumferential stiffening rib 11 and reticulates structure, Otch is set on modal circumferential stiffening rib 11 therein and forms electrical open structure, described distribution reinforcement 12 adds relative to ring Strengthening tendons 11 radially distributes, and the intersection area between modal circumferential stiffening rib 11 and distribution reinforcement 12 forms insulation system.Adopt With such structure design, the framework of steel reinforcement inside reactor foundation main body 13 can be prevented from forming galvanic circle, to prevent Reinforcement foundation, i.e. modal circumferential stiffening rib 11, distribution reinforcement 12, cause the concrete of reactor foundation main body 13 to be opened because of heating Split.Generally, type insulating wrapping strip can be wrapped up respectively in the intersection area of the intersection area of modal circumferential stiffening rib 11, distribution reinforcement 12 15, the intersection area between described modal circumferential stiffening rib 11 and distribution reinforcement 12 forms insulation system by type insulating wrapping strip 15, As shown in Figure 3.The described generally use insulating glass silk ribbon of type insulating wrapping strip 15, and strengthen respectively with modal circumferential stiffening rib 11, distribution Muscle 12 wraps up closely knit.
As shown in figure 4, described support insulator single-tube support structure 2 mainly includes the post insulator being mutually permanently connected Sub- single-tube support basic body 25 and support insulator stent strut 28, described support insulator single-tube support basic body 25 are logical It is often concrete body, described support insulator stent strut 28 uses single tube post, and its bottom is plugged into support insulator list Formed a fixed connection inside pipe holder basic body 25 and between support insulator single-tube support basic body 25, in pillar The opposite end of insulator bracket post 28 has been respectively fixedly connected with earthing member 21.For convenience on support insulator stent strut 28 The installation exercise of corresponding electrical equipment is carried out, conversion top plate can be fixedly connected with the top of support insulator stent strut 28 29, transition mast 200 is fixedly connected with conversion top plate 29, rack plate 20, the support are fixedly connected with the top of transition mast 200 Some equally distributed installation through-holes 201 are opened up on top plate 20, as shown in Figure 5, Figure 6.
In order to further improve its own mechanical intensity of support insulator single-tube support structure 2, and then improve post insulator The anti-seismic performance of sub- single-tube support structure 2, dowel 26 can be set in the bottom of support insulator single-tube support basic body 25, The top of support insulator single-tube support basic body 25 sets spacing deep gouge 251, as shown in Fig. 4, Fig. 7.First in support insulator The bottom of stent strut 28 sets reinforced mesh 23 and anchor ear muscle 24 respectively, and the anchor ear muscle 24 generally sets more than 2, and anchor ear muscle It is arranged in parallel between 24.Then, the bottom of support insulator stent strut 28 is plugged into spacing deep gouge 251, and makes anchor ear Muscle 24 is entirely located in spacing deep gouge 251, and reinforced mesh 23 is then outside spacing deep gouge 251, then filled into spacing deep gouge 251 Note a certain amount of concrete grout and form the second concrete cover 27, so that support insulator stent strut 28 and post insulator Formed a fixed connection between sub- single-tube support basic body 25.Finally, the surrounding of ring reinforced mesh 23 by casting concrete and The first concrete cover 22 is formed, the top of first concrete cover 22 preferably exposes to level ground, such as Fig. 4 It is shown.
The construction of described direct current arrester supporting structure 3 as shown in Figure 8, Figure 9, mainly includes surge arrester support foundation main Body 30, arrester support beam 31 and lightning arrester mounting seat plate 32 and surge arrester support post 33, described surge arrester support basis Main body 30 is typically concrete body, and described surge arrester support post 33 uses single tube post, and sets two side by side, described Two surge arrester support posts 33 and arrester support beam 31 between form π shape structures, it is fixed at the top of arrester support beam 31 Several lightning arrester mounting seat plates 32 are connected, open up some installation through-holes on the lightning arrester mounting seat plate 32, as shown in Figure 10. The bottom of each surge arrester support post 33 be plugged into respectively inside surge arrester support basic body 30 and with surge arrester support base Formed a fixed connection between plinth main body 30, ground connection has been respectively fixedly connected with the opposite end of the surge arrester support post 33 of each Part 21.
In order to strengthen stability and anti-seismic performance after arrester installation, it can fix and connect in the bottom of arrester support beam 31 Several stiffeners 34 are connect, described stiffener 34 is corresponded with lightning arrester mounting seat plate 32 and set, as shown in Figure 9, Figure 10. Furthermore it is also possible to be fixedly connected with conversion top plate 29 on the top of surge arrester support post 33, branch is fixedly connected with conversion top plate 29 Support conversion connector 36, described arrester support beam 31, support conversion connector 36 preferably use channel-section steel, and described support turns Connector 36 is changed by the structure that formed a fixed connection between connecting bolt 35 and arrester support beam 31, as shown in Figure 11, Figure 12.
In order to further improve the overall mechanical strength of direct current arrester supporting structure 3, and then its anti-seismic performance is improved, can To set dowel 26 in the bottom of surge arrester support basic body 30, positioning deep gouge is set at the top of surge arrester support basic body 30 37, as shown in Fig. 8, Figure 13.Reinforced mesh 23 and anchor ear muscle 24, institute are first set respectively each bottom of surge arrester support post 33 State anchor ear muscle 24 and generally set more than 3, and it is arranged in parallel between anchor ear muscle 24.Then, by the bottom of surge arrester support post 33 Portion is plugged into positioning deep gouge 37, and anchor ear muscle 24 is entirely located in positioning deep gouge 37, and reinforced mesh 23 is then positioned at positioning Outside deep gouge 37, then irrigate a certain amount of concrete grout into positioning deep gouge 37 and form the second concrete cover 27, so that Formed a fixed connection between surge arrester support post 33 and surge arrester support basic body 30.Finally, in the surrounding of ring reinforced mesh 23 First concrete cover 22 is formed by casting concrete, the top of first concrete cover 22 is preferably exposed In level ground, as shown in Figure 8.
As shown in Figure 14, Figure 15, Figure 17, Figure 18, Figure 19, the 50Hz traps capacitor support structure 4 mainly includes Capacitor support basic body 40, capacitor support post 41 and capacitor support beam 42 and capacitor support stringer 44, institute The capacitor support basic body 40 stated is typically concrete body, and described capacitor support post 41 uses single tube post, The top of capacitor support post 41 is fixedly connected with conversion top plate 29;Described capacitor support beam 42, capacitor support stringer 44 It is preferred that using channel-section steel, capacitor mounting base plate 43, the capacitor mounting base are fixedly connected with the top of capacitor support beam 42 Some installation through-holes are opened up on plate 43.Capacitor support beam 42 therein sets two and is mutually arranged side by side, in two electricity Some capacitor support stringers 44 are bridged between container support crossbeam 42, and capacitor support beam 42 and capacitor support are vertical Formed a fixed connection between beam 44 by connecting bolt 35, by capacitor support beam 42,44 common shape of capacitor support stringer It is square frame construction into section, described conversion top plate 29 is formed solid by connecting bolt 35 and capacitor support stringer 44 Fixed connection.
As shown in figure 14, the bottom of each capacitor support post 41 is plugged into capacitor support basic body 40 respectively Portion and formed a fixed connection between capacitor support basic body 40, in the opposite end of each capacitor support post 41 It has been respectively fixedly connected with earthing member 21.In order to strengthen the overall mechanical strength of 50Hz trap capacitor supports structure 4, to improve Stability and anti-seismic performance after the installation of 50Hz traps capacitor, anchor can be set in the bottom of capacitor support basic body 40 Muscle 26, positioning deep gouge 37 is set at the top of capacitor support basic body 40, as shown in Figure 14, Figure 16.First in each electric capacity The bottom of device stent strut 41 sets reinforced mesh 23 and anchor ear muscle 24 respectively, and the anchor ear muscle 24 generally sets more than 3, and anchor ear It is arranged in parallel between muscle 24.Then, the bottom of capacitor support post 41 is plugged into positioning deep gouge 37, and makes anchor ear muscle 24 It is entirely located in positioning deep gouge 37, and reinforced mesh 23 is then outside positioning deep gouge 37, then perfusion is certain into positioning deep gouge 37 The concrete grout of amount and form the second concrete cover 27 so that capacitor support post 41 and capacitor support basic body Formed a fixed connection between 40.Finally, first concrete protective is formed by casting concrete in the surrounding of ring reinforced mesh 23 Layer 22, the top of first concrete cover 22 preferably expose to level ground, as shown in figure 14.
Concrete structure such as Figure 20, Figure 21, Figure 23, Figure 24, Tu25Suo of described 50Hz trap surge arrester supports structure 5 Show, mainly include surge arrester support basic body 50, surge arrester support post 51 and arrester support stringer 52 and arrester branch Crossbeam 53 is supportted, described surge arrester support basic body 50 is typically concrete body, and described surge arrester support post 51 is adopted With single tube post, described arrester support stringer 52, arrester support beam 53 preferably use channel-section steel.The surge arrester support post 51 bottoms are fixedly connected with surge arrester support basic body 50, and conversion top plate 29 is fixedly connected with the top of surge arrester support post 51, Arrester support stringer 52 is fixedly connected with described conversion top plate 29, described arrester support stringer 52 supports with arrester Formed a fixed connection structure between crossbeam 53, and π shape structures are formed between surge arrester support post 51 and arrester support beam 53.
As shown in Figure 20, Figure 21, Figure 23, described surge arrester support post 51 sets two side by side, lightning-arrest at each The top of device stent strut 51 is fixedly connected with conversion top plate 29, and two parallel side by side lightning-arrest are fixedly connected with each piece of conversion top plate 29 Device support stringer 52, T-shaped structure is formed between described arrester support stringer 52 and surge arrester support post 51;Each lightning-arrest The opposite end of device support stringer 52 is formed by connecting bolt 35 between independent arrester support beam 53 fix respectively Attachment structure, this two arrester support beams 53 are mutually to be arranged side by side, and are supported by arrester support stringer 52, arrester horizontal Beam 53 collectively constitutes " well " font framework.Being respectively fixedly connected with several on each top of arrester support beam 53 is in The lightning arrester mounting seat plate 54 of " one " font arrangement, opens up some installation through-holes on described lightning arrester mounting seat plate 54, such as Shown in Figure 21, Figure 23, Figure 24.
In order to strengthen the overall mechanical strength of 50Hz trap surge arrester supports structure 5, taken shelter from the thunder with improving 50Hz traps Device installation after stability and anti-seismic performance, as shown in Figure 21, Figure 23, Figure 24, can adjacent arrester support stringer 52, Binding site between arrester support beam 53, lightning arrester mounting seat plate 54 is fixedly connected with reinforcing plate by being welded and fixed mode 55;Meanwhile dowel 26 is set in the bottom of surge arrester support basic body 50, it is fixed to be set at the top of surge arrester support basic body 50 Position deep gouge 37, as shown in Figure 20, Figure 22.It is possible, firstly, to reinforced mesh is set respectively each bottom of surge arrester support post 51 23 and anchor ear muscle 24, and it has been respectively fixedly connected with earthing member 21 in the opposite end of each surge arrester support post 51.Described armful Stirrup 24 generally sets more than 3, and arranged in parallel between anchor ear muscle 24.Then, the bottom of surge arrester support post 51 is inserted It is connected in positioning deep gouge 37, and anchor ear muscle 24 is entirely located in positioning deep gouge 37, and reinforced mesh 23 is then positioned at positioning deep gouge Outside 37, then irrigate a certain amount of concrete grout into positioning deep gouge 37 and form the second concrete cover 27, so that lightning-arrest Formed a fixed connection between device stent strut 51 and surge arrester support basic body 50.Finally, pass through in the surrounding of ring reinforced mesh 23 Casting concrete and form the first concrete cover 22, the top of first concrete cover 22 preferably exposes to water Plane earth, as shown in figure 20.
It should be noted that the construction of described 100Hz trap surge arrester supports structure 9 and 50Hz trap arresters The construction of supporting structure 5 is essentially identical, simply in the presence of the difference of specific size, will not be repeated here.
As shown in figure 26, described light CT supporting structures 6 mainly include the light CT bracket basis main bodys being mutually permanently connected 60 and light CT stent struts 61, described light CT bracket basis main body 60 typically concrete body, described light CT stent struts 61 use single tube post, and its bottom is plugged into inside light CT bracket basis main body 60 and the shape between light CT bracket basis main body 60 Into being fixedly connected, earthing member 21 has been respectively fixedly connected with the opposite end of light CT stent struts 61.
Corresponding electrical equipment installation exercise is carried out on light CT stent struts 61 for convenience, can be in light CT stent struts 61 Top be fixedly connected with conversion top plate 29, conversion support column 62 is fixedly connected with conversion top plate 29, in conversion support column 62 Top is fixedly connected with rack plate 20, and some equally distributed installation through-holes are opened up on the rack plate 20, such as Figure 27, figure 29th, shown in Figure 30.Further, the described conversion preferred cross-sections of support column 62 are shaped as the open tubular column of square structure, turn in ring Change in the peripheral direction of support column 62 and open up manual installation and repairing hole 63 respectively, the manual peace positioned at conversion support column 62 same side Dress manhole 63 is preferably to open up relative thirty years of age two, as shown in Figure 26, Figure 27, Figure 29, Figure 30.By setting installation by hand Manhole 63, can greatly convenient working personnel by manual installation and repairing hole 63 carry out corresponding electrical equipment installation make Upkeep operation after industry or installation.
In order to further improve its own mechanical intensity of light CT supporting structures 6, and then improve the antidetonation of light CT supporting structures 6 Performance, can set dowel 26 in the bottom of light CT bracket basis main body 60, and positioning is set at the top of light CT bracket basis main body 60 Deep gouge 37, as shown in Figure 26, Figure 28.Specifically, first the He of reinforced mesh 23 can be set in the bottom of light CT stent struts 61 respectively Anchor ear muscle 24, the anchor ear muscle 24 generally set more than 2, and arranged in parallel between anchor ear muscle 24.Then, by light CT branch The bottom of trestle 61 is plugged into positioning deep gouge 37, and anchor ear muscle 24 is entirely located in positioning deep gouge 37, and reinforced mesh 23 is then Outside positioning deep gouge 37, then irrigate a certain amount of concrete grout into positioning deep gouge 37 and form the second concrete cover 27, so that being formed a fixed connection between light CT stent struts 61 and light CT bracket basis main body 60.Finally, in ring reinforced mesh 23 Surrounding forms the first concrete cover 22 by casting concrete, and the top of first concrete cover 22 is preferably Level ground is exposed to, as shown in figure 26.
GRTS resonance platforms basis 7 as shown in Figure 31, Figure 33, Figure 34, mainly include frame column 70, landing slab 71 and Vierendeel girder 72 and erection support 74, it is fixedly connected between described frame column 70 and Vierendeel girder 72 and forms tower structure, institute The landing slab 71 stated is fixedly connected on the top that the tower structure formed is consolidated by frame column 70, Vierendeel girder 72, in landing slab 71 tops are fixedly connected with erection support 74.Preferably it is grounded after the installation of corresponding electrical equipment for convenience, as shown in figure 34, can With pre-buried some ground connection main lines 75 in frame column 70, landing slab 71, ground connection main line 75 in frame column 70 is embedded in from framework Formed to main grounding grid and between main grounding grid and be reliably connected no less than 2 points under drawing in post 70;It is embedded in landing slab 71 Ground connection main line 75 connect each equipment erection support 74 and its lead close to 74 certain distance of erection support when draw ground; Generally, the lead of the ground connection main line 75 is drawing landing slab 71 and the extraction platform at the bottom plate 100mm of erection support 74 The grounding lead of plate 71 is reached the standard grade the plate face 200mm of landing slab 71 to be exceeded.Grounding lead all should be set to reach the standard grade at all erection supports 74, As shown in figure 34.
The structure of the erection support 74 is as shown in Figure 35, Figure 36, Figure 37, including column cap plate 745, undertaking post 743 and post Bottom plate 742, several mounting holes 746 are opened up on described column cap plate 745.It is described accept post 743 opposite end respectively with post Head plate 745, column base plate 742 form a fixed connection structure, by column cap plate 745, accept post 743, column base plate 742 is collectively forming one Section is the seat structure of I-shaped.The landing slab 71 typically concrete body, the post bottom of the erection support 74 Plate 742 is embedded in landing slab 71 and consolidated integrally with landing slab 71, and the top end face of the column base plate 742 is preferably with putting down The top end face flush with each other of platen 71.In order to prevent that generation pours space and had influence between column base plate 742 and landing slab 71 The overall mechanical strength and anti-seismic performance on GRTS resonance platforms basis 7, extravasating hole 744 can be opened up on column base plate 742, it is described Undertaking post 743 use hollow-core construction post, and extravasating hole 744 communicates with undertaking post 743 inner chamber, as shown in Figure 35, Figure 37.
, can be above-mentioned in order to further improve the overall mechanical strength and anti-seismic performance on GRTS resonance platforms basis 7 GRTS resonance platforms basis 7 on the basis of increase web beam 73 is set, described web beam 73 is connected across relative two Consolidated integrally, as shown in figure 33 between individual Vierendeel girder 72 and with landing slab 71.Further, can also be in frame column 70 Keel shoe 76 is set, and described keel shoe 76 preferably using reinforcing bar and is welded into cancelled structure, as shown in figure 32.Further Ground, the bottom of keel shoe 76 are fixedly arranged in sole plate 77, and described sole plate 77 is fixedly arranged at the bed course of concrete structure On 78, it can increase in sole plate 77 and dowel 26 is set, described dowel 26 is preferably provided with 2 layers, and in symmetrical up and down Structure setting, as shown in figure 32.In addition, as shown in figure 35, if can be fixedly connected in the bottom of column base plate 742 with welding manner Dry bar column base plate dowel 741, the column base plate dowel 741 preferably use L-shaped structure, and its kink is directed to outside column base plate 742 Side;Some described column base plate dowels 741 are embedded in landing slab 71 and consolidated with landing slab 71 into a single integrated structure.
Support insulator lattice supporting structure 8 as shown in Figure 38, Figure 39, Figure 40, Figure 44, Figure 45, its agent structure Including support insulator lattice bracket basis main body 80, framework column 81, truck transom 82, the bottom of framework column 81 with Form a fixed connection structure between support insulator lattice bracket basis main body 80, is fixedly connected and turns at the top of framework column 81 Change top plate 29, earthing member 21 be respectively fixedly connected with the opposite end of framework column 81, two adjacent framework columns 81 it Between be fixedly connected with truck transom 82.Form a fixed connection structure between the conversion top plate 29 and connecting pole 84, in connecting pole 84 Top is fixedly connected with framework top plate 83, and some annular, equally distributed installation through-holes are opened up on described framework top plate 83, such as schemes Shown in 43.In order to strengthen the load bearing capacity of framework top plate 83, can increase between framework top plate 83 and conversion top plate 29 Some reinforcing plates 55 being distributed in a ring are set, the reinforcing plate 55 described in each piece preferably uses the flat board of ladder structure of right angle, And each piece of reinforcing plate 55 is formed a fixed connection knot with framework top plate 83, connecting pole 84, conversion top plate 29 with welding manner respectively Structure, as shown in Figure 39, Figure 45.
In order to further improve the overall anti-seismic performance of support insulator lattice supporting structure 8, such as Figure 38, Figure 40, figure 42nd, shown in Figure 44, Figure 45, described support insulator lattice bracket basis main body 80 can be designed to four pillar structures, institute It is preferably the structure distribution that is square to state four in four pillar structures pilums, in support insulator lattice bracket basis main body 80 Inside can consolidate dowel 26, keel shoe 76 and foundation bolt 14, and keel shoe 76 and several are consolidated in each pilum Foundation bolt 14, described dowel 26 are located at the bottom of keel shoe 76.Each pilum is fixed with independent framework column 81 respectively Connection, each framework column 81 form a fixed connection with two independent truck transoms 82 respectively;Preferably, adjacent two Frame brace 85 can also be set between individual truck transom 82, by framework column 81, truck transom 82,85 common shape of frame brace Into lattice support insulator lattice support.
As shown in Figure 39, Figure 40, Figure 44, Figure 45, described framework column 81 preferably uses single tube post, described framework horizontal stroke Beam 82, frame brace 85 preferably use angle member, abacus 86 are fixedly connected with the top of framework column 81, in framework column 81 Bottom is fixedly connected with base for post plate 88, is formed a fixed connection between described abacus 86 and conversion top plate 29 by connecting bolt 35 Structure, as shown in figure 39;Form a fixed connection structure between described base for post plate 88 and foundation bolt 14, framework column 81 with The reinforcing plate 55 that the binding site of base for post plate 88 sets several ladder structure of right angle and is distributed in a ring, described reinforcing plate 55 are divided It is not welded and fixed with framework column 81, base for post plate 88, as shown in figure 41.Preferably, several described foundation bolts 14 are in L Shape structure, also, the end of thread at several tops of foundation bolts 14 on the same pilum exposes to ground, and its bottom Kink be then directed to the center of circle of same circumference.
In order to facilitate the installation exercise of support insulator lattice support, installation effectiveness is improved, can be in framework column 81 On be welded and fixed some end brackets 89, wherein, end bracket 89 and base for post plate 88 positioned at the bottom of framework column 81 be welded and fixed and Formed a fixed connection between adjacent frame brace 85 by bolt, as shown in figure 41;End among framework column 81 Fishplate bar 89 is formed a fixed connection with adjacent truck transom 82, frame brace 85 by bolt respectively, as shown in Figure 47, Figure 48. It is equally possible that be combined portion with truck transom 82 in framework column 81 is fixedly connected with end bracket 89 with welding manner, and should Formed a fixed connection between end bracket 89 and frame brace 85 by bolt;Further, in cross one another two neighboring structure It can increase between frame diagonal brace 85 and adjacent plate 87 is set, described adjacent plate 87 forms a fixed connection with adjacent frame brace 85 Structure, as shown in figure 40.Using such structure design, the installation exercise of support insulator lattice support both it had been easy to, again might be used So that support insulator lattice support turns into the framework of a monolithic construction, so as to be advantageous to improve support insulator lattice The anti-seismic performance of formula support.
The total structure of described 400kV support insulators supporting structure 10 and support insulator lattice supporting structure 8 General structure it is essentially identical, institute's difference is, in the same cross-wise direction of 400kV post insulator submounts, does not deposit In cross one another two neighboring frame brace 85, therefore, there is no need to set adjacent plate 87, as shown in figure 46.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, it is noted that all All any modification, equivalent and improvement made within the spirit and principles in the present invention etc., it should be included in the guarantor of the present invention Within the scope of shield.

Claims (10)

1. one kind ± 800kV current conversion station support insulator lattice supporting structures, it is characterised in that:Including support insulator lattice Formula bracket basis main body (80), framework column (81) and truck transom (82), framework column (81) bottom and post insulator Formed a fixed connection structure between sub- lattice bracket basis main body (80), and conversion top is fixedly connected with the top of framework column (81) Plate (29), truck transom (82) is fixedly connected between two adjacent framework columns (81).
2. ± 800kV current conversion stations support insulator lattice supporting structure according to claim 1, it is characterised in that:Institute The support insulator lattice bracket basis main body (80) stated is four pillar structures, and each pilum is stood with independent framework respectively Post (81) is fixedly connected, and some foundation bolts (14) are consolidated in each pilum, each framework column (81) respectively with solely Two vertical truck transoms (82) form a fixed connection structure.
3. ± 800kV current conversion stations support insulator lattice supporting structure according to claim 2, it is characterised in that:Institute The L-shaped structure of some foundation bolts (14) stated, and the bending of some foundation bolts (14) bottom on same pilum Portion is directed to the center of circle of same circumference.
4. ± 800kV current conversion station support insulator lattice the supporting structures according to claim any one of 1-3, its feature It is:Also include frame brace (85), described frame brace (85) be fixedly connected on two adjacent truck transoms (82) it Between, lattice support insulator lattice branch is collectively forming by framework column (81), truck transom (82), frame brace (85) Frame.
5. ± 800kV current conversion stations support insulator lattice supporting structure according to claim 4, it is characterised in that:Also Including adjacent plate (87), described adjacent plate (87) is arranged between cross one another two neighboring frame brace (85) and institute Adjacent plate (87) and adjacent frame brace (85) is stated to form a fixed connection respectively structure.
6. ± 800kV current conversion station support insulator lattice the supporting structures according to claim any one of 1-3, its feature It is:Abacus (86) is fixedly connected with the top of the framework column (81), base for post plate is fixedly connected with framework column (81) bottom (88), described abacus (86) is fixedly connected with conversion top plate (29), described base for post plate (88) and foundation bolt (14) it Between form a fixed connection structure.
7. ± 800kV current conversion stations support insulator lattice supporting structure according to claim 6, it is characterised in that: Framework column (81) sets the reinforcing plate (55) of some annular spreads, the reinforcing plate (55) point with base for post plate (88) binding site It is not welded and fixed with framework column (81), base for post plate (88).
8. ± 800kV current conversion station support insulator lattice the supporting structures according to claim any one of 1-3, its feature It is:Consolidation dowel (26) and keel shoe (76) inside the support insulator lattice bracket basis main body (80), and dowel (26) it is located at keel shoe (76) bottom.
9. ± 800kV current conversion station support insulator lattice the supporting structures according to claim any one of 1-3, its feature It is:The conversion top plate (29) is fixedly connected with connecting pole (84), and framework top plate is fixedly connected with the top of connecting pole (84) (83) some installation through-holes, are opened up on the framework top plate (83).
10. ± 800kV current conversion stations support insulator lattice supporting structure according to claim 9, it is characterised in that:Institute State and some reinforcing plates (55) being distributed in a ring, each piece of reinforcing plate are set between framework top plate (83) and conversion top plate (29) (55) it is welded and fixed respectively with framework top plate (83), connecting pole (84), conversion top plate (29).
CN201711070264.4A 2017-11-03 2017-11-03 One kind ± 800kV current conversion station support insulator lattice supporting structures Pending CN107859412A (en)

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CN105971366A (en) * 2016-04-29 2016-09-28 邹平县供电公司 High-voltage overhead power transmission line assembly mechanism based on power supply construction system
CN205663282U (en) * 2016-08-10 2016-10-26 中铁建电气化局集团西安电气化制品有限公司 Light -duty lattice formula steel column of large capacity
EP3239406A1 (en) * 2016-04-26 2017-11-01 Navantia S.A. Offshore wind turbine support structure

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CN202008924U (en) * 2011-01-14 2011-10-12 广东省电力设计研究院 Installation form of high voltage capacitor tower of DC filter for +/- 800kv converter station
CN202017380U (en) * 2011-03-02 2011-10-26 中国电力工程顾问集团西南电力设计院 Equilateral steel-tube latticed equipment support column with uniform section
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