CN207392864U - A kind of 400kV support insulators supporting structure - Google Patents
A kind of 400kV support insulators supporting structure Download PDFInfo
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- CN207392864U CN207392864U CN201721454022.0U CN201721454022U CN207392864U CN 207392864 U CN207392864 U CN 207392864U CN 201721454022 U CN201721454022 U CN 201721454022U CN 207392864 U CN207392864 U CN 207392864U
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Abstract
The utility model provides a kind of 400kV support insulators supporting structure, including framework column (81), truck transom (82) and frame brace (85), conversion top plate (29) is fixedly connected at the top of the framework column (81), truck transom (82) is fixedly connected between two adjacent framework columns (81), the frame brace (85) is fixedly connected between two adjacent truck transoms (82), and lattice stent is collectively formed by framework column (81), truck transom (82), frame brace (85).The utility model is applied in ± 800kV the current conversion stations of Areas of High Earthquake Intensity area, the anti-side rigidity of 400kV post insulator submounts can be greatly improved, 400kV support insulator stent capital displacements absolute magnitude, capital displacement acceleration amplification coefficient is made to be reduced, so as to improve the anti-seismic performance of the resistance geological process of 400kV post insulator submounts, and then reliable guarantee is provided for the safe operation of Areas of High Earthquake Intensity area ± 800kV current conversion stations.
Description
Technical field
The utility model is related to ± 800kV current conversion station support insulator supporting structure design fields, more particularly, to application
In a kind of 400kV support insulators supporting structure of ± 800kV current conversion stations.
Background technology
The installation of ± 800kV current conversion station DC fields low-voltage equipments needs civil engineering structure cooperating equipment stent to carry out, electricity
Gas equipment is mounted at the top of equipment supporter.When there is earthquake generation, equipment supporter is to the position of the electrical equipment in portion mounted thereto
It moves, acceleration has amplification effect.Therefore, if for electrical equipment installation civil engineering structure and relevant 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, the normal operation of electrical equipment, has seriously affected just when cannot particularly meet 9 degree of earthquake intensity
Normal power Transmission.In addition, the installation of ± 800kV current conversion station DC fields low-voltage equipments is also required to occupy certain soil money
Therefore how source, is installed to economize the land resource and can guarantee each electrical equipment in the range of limited land resource
Safe operation and the problem of must take into consideration.
Utility model content
The technical problems to be solved in the utility model is：In view of the problems of the existing technology, a kind of 400kV pillars are provided
Insulator bracket structure preferably meets the ± 800kV current conversion stations safe operation of Areas of High Earthquake Intensity area for support insulator branch
The antidetonation demand of frame.
The technical problems to be solved in the utility model is realized using following technical scheme：A kind of 400kV support insulators
Including framework column, truck transom and frame brace, conversion top plate is fixedly connected at the top of the framework column for supporting structure,
Truck transom is fixedly connected between two adjacent framework columns, the frame brace is fixedly connected on two adjacent framework horizontal strokes
Between beam, lattice stent is collectively formed by framework column, truck transom, frame brace.
Preferably, support insulator lattice bracket basis main body, the framework column bottom and post insulator are further included
Form a fixed connection structure between sub- lattice bracket basis main body.
Preferably, the support insulator lattice bracket basis body interior consolidation dowel and keel shoe, and dowel position
In keel shoe bottom.
Preferably, the support insulator lattice bracket basis main body is four pillar structures, each pilum is distinguished
Be fixedly connected with independent framework column, several 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 several foundation bolts, and several foundation bolt bottoms on same pilum
The bending part in portion is directed to the center of circle of same circumference.
Preferably, abacus is fixedly connected at the top of the framework column, base for post plate, institute is fixedly connected in framework column bottom
The abacus stated is fixedly connected with conversion top plate, and form a fixed connection structure between the base for post plate and foundation bolt.
Preferably, the reinforcing plate of several annular spreads, the reinforcing plate are set in framework column and base for post plate binding site
It is welded and fixed respectively with framework column, base for post plate.
Preferably, the conversion top plate is fixedly connected with connecting pole, and framework top plate is fixedly connected at the top of connecting pole, described
Several installation through-holes are opened up on framework top plate.
Preferably, several 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 respectively with framework top plate, connecting pole, conversion top plate.
Preferably, the opposite end of the framework column has been respectively fixedly connected with earthing member.
Compared with prior art, the beneficial effects of the utility model are：The utility model is applied to Areas of High Earthquake Intensity area
In ± 800kV current conversion stations, the anti-side rigidity of 400kV post insulator submounts can be greatly improved, makes 400kV support insulator branch
Trestle top displacement absolute magnitude, capital displacement acceleration amplification coefficient are reduced, and therefore, make 400kV post insulator submounts
The anti-seismic performance of resistance geological process promoted, so as to the safety for Areas of High Earthquake Intensity area ± 800kV current conversion stations
Operation provides reliable ensure.
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 structure diagram (front view) of the reactor foundation in Fig. 1.
Fig. 3 is modal circumferential stiffening rib and the organigram of distribution reinforcing rib 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 view 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
Column insulator bracket structure, 11- modal circumferential stiffening ribs, 12- distribution reinforcing ribs, 13- reactor foundation main bodys, 14- foundation bolts,
15- type insulating wrapping strips, 20- rack plates, 21- earthing members, the first concrete covers of 22-, 23- reinforced mesh, 24- anchor ear muscle,
25- support insulator single-tube support basic bodies, 26- dowels, the second concrete covers of 27-, 28- post insulator submounts
Column, 29- conversion top plates, 200- transition masts, 201- installation through-holes, 251- /V deep gouges, 30- surge arrester support basic bodies, 31-
Arrester supporting beam, 32- lightning arrester mounting seat plates, 33- surge arrester support columns, 34- stiffeners, 35- connection bolts, 36- supports
Convert connector, 37- positioning deep gouges, 40- capacitor support basic bodies, 41- capacitor support columns, 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 columns,
52- arrester support stringers, 53- arrester support beams, 54- lightning arrester mounting seat plates, 55- reinforcing plates, 60- light CT stent 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 column, 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.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with the accompanying drawings and specifically
The utility model is described in detail in embodiment.It should be appreciated that specific embodiment described herein is only used to explain this
Utility model is not used to limit the utility model.
± 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, the 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 reactor foundation 1c stated is in " I " word
Shape be distributed, the 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.It is designed using such layout structure, on the one hand can ensure ± 800kV current conversion stations to greatest extent
On the other hand the safe operation of DC fields low-voltage equipment can also save ± 800kV current conversion station direct currents place to greatest extent
The land resource of occupancy saves ± 800kV current conversion station DC fields construction costs.
The reactor foundation 1 includes reactor foundation main body 13 and several foundation bolts 14, the reactor
Basic body 13 is typically the cylinder of concrete structure, several described foundation bolts 14 are fixedly connected on reactor foundation
13 top ends of main body.To improve the anti-seismic performance of reactor foundation 1, several described foundation bolts 14 can be with ring reactor base
13 spaced set of plinth main body, each foundation bolt 14 are preferably designed to L-shaped structure, and bending part therein is embedded in reactance
Inside device basic body 13, as shown in Figure 2.Further, the bending part of several 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, the skeleton is preferably interweaved with distribution reinforcing rib 12 using modal circumferential stiffening rib 11 and reticulates structure,
Notch on modal circumferential stiffening rib 11 therein is set and forms electrical open structure, the distribution reinforcing rib 12 adds compared with circumferential direction
Strengthening tendons 11 radially distributes, and the intersection area between modal circumferential stiffening rib 11 and distribution reinforcing rib 12 forms insulation system.It adopts
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 reinforcing rib 12, cause the concrete of reactor foundation main body 13 to be opened due to fever
It splits.In general, type insulating wrapping strip can be wrapped up respectively in the intersection area of the intersection area of modal circumferential stiffening rib 11, distribution reinforcing rib 12
15, the intersection area between the modal circumferential stiffening rib 11 and distribution reinforcing rib 12 forms insulation system by type insulating wrapping strip 15,
As shown in Figure 3.The 15 generally use insulating glass silk ribbon of type insulating wrapping strip, and strengthen respectively with modal circumferential stiffening rib 11, distribution
Muscle 12 wraps up closely knit.
As shown in figure 4, the 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, the support insulator single-tube support basic body 25 are logical
It is often concrete body, the support insulator stent strut 28 uses single tube column, and bottom is plugged into support insulator list
It forms 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 column 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 on the top of support insulator stent strut 28
29, transition mast 200 is fixedly connected on conversion top plate 29, rack plate 20, the stent are fixedly connected on 200 top of transition mast
Several 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 can set dowel 26 in 25 bottom of support insulator single-tube support basic body,
25 top of support insulator single-tube support basic body sets /V deep gouge 251, as shown in Fig. 4, Fig. 7.First in support insulator
28 bottom of stent strut sets reinforced mesh 23 and anchor ear muscle 24 respectively, and the anchor ear muscle 24 usually sets more than 2, and anchor ear muscle
It is arranged in parallel between 24.Then, 28 bottom of support insulator stent strut is plugged into /V deep gouge 251, and makes anchor ear
Muscle 24 is entirely located in /V deep gouge 251, and reinforced mesh 23 is then located at outside /V deep gouge 251, then is filled into /V deep gouge 251
It notes a certain amount of concrete grout and forms the second concrete cover 27, so that support insulator stent strut 28 and post insulator
It forms a fixed connection between sub- single-tube support basic body 25.Finally, 23 surrounding of ring reinforced mesh 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 the direct current arrester supporting structure 3 as shown in Figure 8, Figure 9, it is main mainly to include surge arrester support basis
Body 30, arrester supporting beam 31 and lightning arrester mounting seat plate 32 and surge arrester support column 33, surge arrester support basis
Main body 30 is typically concrete body, and the surge arrester support column 33 uses single tube column, and sets two side by side, described
Two surge arrester support columns 33 and arrester supporting beam 31 between form π shape structures, it is fixed at the top of arrester supporting beam 31
Several lightning arrester mounting seat plates 32 are connected, open up several installation through-holes on the lightning arrester mounting seat plate 32, as shown in Figure 10.
The bottom of each surge arrester support column 33 be plugged into respectively inside surge arrester support basic body 30 and with surge arrester support base
It forms a fixed connection between plinth main body 30, ground connection has been respectively fixedly connected in the opposite end of the surge arrester support column 33 of each
Part 21.
In order to enhance stability and anti-seismic performance after arrester installation, it can fix and connect in 31 bottom of arrester supporting beam
Several stiffeners 34 are connect, the 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 column 33, branch is fixedly connected on conversion top plate 29
Support conversion connector 36, preferably using channel steel, the support turns for the arrester supporting beam 31, support conversion connector 36
Connector 36 is changed by connecting the structure that forms a fixed connection between bolt 35 and arrester supporting 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, it can
To set dowel 26 in 30 bottom of surge arrester support basic body, positioning deep gouge is set at 30 top of surge arrester support basic body
37, as shown in Fig. 8, Figure 13.Reinforced mesh 23 and anchor ear muscle 24, institute are first set respectively each 33 bottom of surge arrester support column
It states anchor ear muscle 24 and usually sets more than 3, and it is arranged in parallel between anchor ear muscle 24.Then, by 33 bottom of surge arrester support column
Portion is plugged into positioning deep gouge 37, and anchor ear muscle 24 is made to be entirely located in positioning deep gouge 37, and reinforced mesh 23 is then located at positioning
Outside deep gouge 37, then a certain amount of concrete grout is perfused into positioning deep gouge 37 and forms the second concrete cover 27, so that
It forms a fixed connection between surge arrester support column 33 and surge arrester support basic body 30.Finally, in 23 surrounding of ring reinforced mesh
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 column 41 and capacitor support beam 42 and capacitor support stringer 44, institute
The capacitor support basic body 40 stated is typically concrete body, and the capacitor support column 41 uses single tube column,
41 top of capacitor support column is fixedly connected with conversion top plate 29；The capacitor support beam 42, capacitor support stringer 44
It is preferred that using channel steel, capacitor mounting base plate 43, the capacitor mounting base are fixedly connected on 42 top of capacitor support beam
Several 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
Several capacitor support stringers 44 are bridged between container support crossbeam 42, and capacitor support beam 42 and capacitor support are vertical
It is 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, the conversion top plate 29 is formed admittedly by connecting bolt 35 with capacitor support stringer 44
Fixed connection.
As shown in figure 14, the bottom of each capacitor support column 41 is plugged into respectively in capacitor support basic body 40
It portion and forms a fixed connection between capacitor support basic body 40, in the opposite end of each capacitor support column 41
It has been respectively fixedly connected with earthing member 21.In order to enhance 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 can set anchor in 40 bottom of capacitor support basic body
Muscle 26 sets positioning deep gouge 37, as shown in Figure 14, Figure 16 at 40 top of capacitor support basic body.First in each capacitance
41 bottom of device stent strut sets reinforced mesh 23 and anchor ear muscle 24 respectively, and the anchor ear muscle 24 usually sets more than 3, and anchor ear
It is arranged in parallel between muscle 24.Then, 41 bottom of capacitor support column 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 located at 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 column 41 and capacitor support basic body
It forms a fixed connection between 40.Finally, the first concrete protective is formed by casting concrete in 23 surrounding of ring reinforced mesh
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 the 50Hz trap surge arrester supports structure 5
Show, mainly include surge arrester support basic body 50, surge arrester support column 51 and arrester support stringer 52 and arrester branch
Crossbeam 53 is supportted, the surge arrester support basic body 50 is typically concrete body, and the surge arrester support column 51 is adopted
With single tube column, the arrester support stringer 52, arrester support beam 53 preferably use channel steel.The surge arrester support column
51 bottoms are fixedly connected with surge arrester support basic body 50, and conversion top plate 29 is fixedly connected on 51 top of surge arrester support column,
Arrester support stringer 52 is fixedly connected on the conversion top plate 29, the arrester support stringer 52 is supported with arrester
Form a fixed connection structure between crossbeam 53, and π shape structures are formed between surge arrester support column 51 and arrester support beam 53.
As shown in Figure 20, Figure 21, Figure 23, the surge arrester support column 51 sets two side by side, lightning-arrest at each
51 top of device stent strut is fixedly connected with conversion top plate 29, and two parallel side by side lightning-arrest are fixedly connected on each piece of conversion top plate 29
Device support stringer 52 forms T-shaped structure between the arrester support stringer 52 and surge arrester support column 51；Each lightning-arrest
The opposite end of device support stringer 52 forms fixation between independent arrester support beam 53 by being connected bolt 35 respectively
Connection 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 53 top of arrester support beam is in
The lightning arrester mounting seat plate 54 of linear type arrangement, opens up several installation through-holes on the lightning arrester mounting seat plate 54, such as
Shown in Figure 21, Figure 23, Figure 24.
In order to enhance 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 50 bottom of surge arrester support basic body, it is fixed to be set at 50 top of surge arrester support basic body
Position deep gouge 37, as shown in Figure 20, Figure 22.It is possible, firstly, to reinforced mesh is set respectively each 51 bottom of surge arrester support column
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 column 51.Described armful
Stirrup 24 usually sets more than 3, and arranged in parallel between anchor ear muscle 24.Then, 51 bottom of surge arrester support column is inserted
It is connected in positioning deep gouge 37, and anchor ear muscle 24 is made to be entirely located in positioning deep gouge 37, and reinforced mesh 23 is then located at positioning deep gouge
Outside 37, then a certain amount of concrete grout is perfused into positioning deep gouge 37 and forms the second concrete cover 27, so that lightning-arrest
It forms a fixed connection between device stent strut 51 and surge arrester support basic body 50.Finally, pass through in 23 surrounding of ring reinforced mesh
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 the 100Hz trap surge arrester supports structure 9 and 50Hz trap arresters
The construction of supporting structure 5 is essentially identical, and simply there are the difference of specific size, details are not described herein.
As shown in figure 26, the 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, the light CT bracket basis main body 60 typically concrete body, the light CT stent struts
61 use single tube column, and 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 in 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, it can be in light CT stent struts 61
Top be fixedly connected with conversion top plate 29, conversion support column 62 is fixedly connected on conversion top plate 29, in conversion support column 62
Top is fixedly connected with rack plate 20, and several equally distributed installation through-holes are opened up on the rack plate 20, such as Figure 27, figure
29th, shown in Figure 30.Further, it is described to convert open tubular column of the 62 preferred cross-sections shape of support column into square structure, turn in ring
It changes in 62 peripheral direction of support column and opens up manual installation and repairing hole 63 respectively, the manual peace positioned at 62 same side of conversion support column
Dress manhole 63 is preferably to open up thirty years of age opposite 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 60 bottom of light CT bracket basis main body, and positioning is set at 60 top of light CT bracket basis main body
Deep gouge 37, as shown in Figure 26, Figure 28.Specifically, can 23 He of reinforced mesh be first set respectively in the bottom of light CT stent struts 61
Anchor ear muscle 24, the anchor ear muscle 24 usually set more than 2, and arranged in parallel between anchor ear muscle 24.Then, by light CT branch
61 bottom of trestle is plugged into positioning deep gouge 37, and anchor ear muscle 24 is made to be entirely located in positioning deep gouge 37, and reinforced mesh 23 is then
Outside positioning deep gouge 37, then a certain amount of concrete grout is perfused into positioning deep gouge 37 and forms the second concrete cover
27, so that forming 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 are fixedly connected between the frame column 70 and Vierendeel girder 72 and form 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.It is preferably grounded after the installation of corresponding electrical equipment for convenience, it as shown in figure 34, can
With pre-buried several 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 frame
Draw in column 70 down toward main grounding grid and formed between main grounding grid and is no less than reliably connected for 2 points；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；
In general, the lead of the ground connection main line 75 is drawing landing slab 71 and the extraction platform at 74 bottom plate 100mm of erection support
The grounding lead of plate 71 is reached the standard grade 71 plate face 200mm of landing slab to be exceeded.Grounding lead should all be set to reach the standard grade at all erection supports 74,
As shown in figure 34.
The structure of the erection support 74 including column cap plate 745, accepts column 743 and column as shown in Figure 35, Figure 36, Figure 37
Bottom plate 742 opens up several mounting holes 746 on the column cap plate 745.It is described accept column 743 opposite end respectively with column
Head plate 745, column base plate 742 form a fixed connection structure, by column cap plate 745, accept column 743, column base plate 742 is collectively formed one
Section is the seat structure of I-shaped.The landing slab 71 typically concrete body, the column bottom of the erection support 74
Plate 742 is embedded in landing slab 71 and is 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.It is generated in order to prevent between column base plate 742 and landing slab 71 and pours gap and influence
The overall mechanical strength and anti-seismic performance on GRTS resonance platforms basis 7 can open up extravasating hole 744 on column base plate 742, described
Undertaking column 743 use hollow-core construction column, and extravasating hole 744 is communicated with undertaking column 743 inner cavity, as shown in Figure 35, Figure 37.
It, 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 be set, the web beam 73 is connected across opposite two
It is consolidated integrally, as shown in figure 33 between a Vierendeel girder 72 and with landing slab 71.It further, can also be in frame column 70
Keel shoe 76 is set, and the keel shoe 76 preferably using reinforcing bar and is welded into cancelled structure, as shown in figure 32.Further
Ground, 76 bottom of keel shoe are fixedly arranged in sole plate 77, and the 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, the 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 column base plate dowel 741, preferably using L-shaped structure, bending part is directed to outside column base plate 742 the column base plate dowel 741
Side；Several column base plate dowels 741 are embedded in landing slab 71 and are 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, agent structure
Including support insulator lattice bracket basis main body 80, framework column 81, truck transom 82,81 bottom of framework column with
Form a fixed connection structure between support insulator lattice bracket basis main body 80, is fixedly connected and turns at 81 top of framework column
Change top plate 29, earthing member 21 be respectively fixedly connected in 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 several annular, equally distributed installation through-holes are opened up on the framework top plate 83, such as schemes
Shown in 43.In order to enhance the load bearing capacity of framework top plate 83, can increase between framework top plate 83 and conversion top plate 29
Several reinforcing plates 55 being distributed in a ring are set, the reinforcing plate 55 described in each piece preferably uses the tablet of ladder structure of right angle,
And each piece of reinforcing plate 55 is formed a fixed connection knot respectively with framework top plate 83, connecting pole 84, conversion top plate 29 with welding manner
Structure, as shown in Figure 39, Figure 45.
In order to further improve the whole anti-seismic performance of support insulator lattice supporting structure 8, such as Figure 38, Figure 40, figure
42nd, shown in Figure 44, Figure 45, the 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, the dowel 26 are located at 76 bottom of keel shoe.Each pilum is fixed respectively with independent framework column 81
Connection, each framework column 81 form a fixed connection respectively with two independent truck transoms 82；Preferably, adjacent two
Frame brace 85 can also be set between a truck transom 82, by framework column 81, truck transom 82,85 common shape of frame brace
Into lattice support insulator lattice stent.
As shown in Figure 39, Figure 40, Figure 44, Figure 45, the framework column 81 is preferably using single tube column, framework horizontal stroke
Beam 82, frame brace 85 preferably using angle member, are fixedly connected with abacus 86, in framework column 81 at the top of framework column 81
Bottom is fixedly connected with base for post plate 88, is formed a fixed connection between the abacus 86 and conversion top plate 29 by connecting bolt 35
Structure, as shown in figure 39；Form a fixed connection structure between the base for post plate 88 and foundation bolt 14, framework column 81 with
The reinforcing plate 55 that 88 binding site of base for post plate sets several ladder structure of right angle and is distributed in a ring, the 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 14 tops of foundation bolts on the same pilum exposes to ground, and its bottom
Bending part be then directed to the center of circle of same circumference.
In order to facilitate the installation exercise of support insulator lattice stent, installation effectiveness is improved, it can be in framework column 81
On be welded and fixed several end brackets 89, wherein, end bracket 89 and base for post plate 88 positioned at 81 bottom of framework column be welded and fixed and
It is 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 respectively with adjacent truck transom 82, frame brace 85 by bolt, 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
It is 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, the adjacent plate 87 forms a fixed connection with adjacent frame brace 85
Structure, as shown in figure 40.Using such structure design, not only convenient for the installation exercise of support insulator lattice stent, but also can
So that support insulator lattice stent becomes the framework of a monolithic construction, so as to be conducive to improve support insulator lattice
The anti-seismic performance of formula stent.
The total structure of the 400kV support insulators supporting structure 10 and support insulator lattice supporting structure 8
Overall structure it is essentially identical, institute the difference is that, in the same cross-wise direction of 400kV post insulator submounts, do 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 above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, and should refer to
Go out, all any modification, equivalent and improvement made within the spirit and principle of the utility model etc. should all include
Within the scope of protection of the utility model.
Claims (10)
1. a kind of 400kV support insulators supporting structure, it is characterised in that：Including framework column (81), truck transom (82) and
Frame brace (85), framework column (81) top is fixedly connected with conversion top plate (29), in two adjacent framework columns
(81) truck transom (82) is fixedly connected between, the frame brace (85) is fixedly connected on two adjacent truck transoms (82)
Between, lattice stent is collectively formed by framework column (81), truck transom (82), frame brace (85).
2. a kind of 400kV support insulators supporting structure according to claim 1, it is characterised in that：It is exhausted to further include pillar
Edge lattice bracket basis main body (80), framework column (81) bottom and support insulator lattice bracket basis main body
(80) form a fixed connection structure between.
3. a kind of 400kV support insulators supporting structure according to claim 2, it is characterised in that：The post insulator
Consolidation dowel (26) and keel shoe (76) inside sub- lattice bracket basis main body (80), and dowel (26) is located at keel shoe (76)
Bottom.
4. a kind of 400kV support insulators supporting structure according to claim 2 or 3, it is characterised in that：The branch
Column insulator lattice bracket basis main body (80) be four pillar structures, each pilum respectively with independent framework column (81)
It is fixedly connected, several foundation bolts (14) is consolidated in each pilum, each framework column (81) is respectively with independent two
A truck transom (82) forms a fixed connection structure.
5. a kind of 400kV support insulators supporting structure according to claim 4, it is characterised in that：It is described severally
The L-shaped structure of foot bolt (14), and the bending part of several foundation bolts (14) bottom on same pilum is directed to together
The center of circle of one circumference.
6. a kind of 400kV support insulators supporting structure according to claim 5, it is characterised in that：The framework column
(81) top is fixedly connected with abacus (86), and base for post plate (88), the abacus are fixedly connected in framework column (81) bottom
(86) it is fixedly connected with conversion top plate (29), form a fixed connection knot between the base for post plate (88) and foundation bolt (14)
Structure.
7. a kind of 400kV support insulators supporting structure according to claim 6, it is characterised in that：In framework column
(81) reinforcing plate (55) of several annular spreads is set with base for post plate (88) binding site, the reinforcing plate (55) respectively with framework
Column (81), base for post plate (88) are welded and fixed.
8. according to a kind of 400kV support insulators supporting structure of claim 1-3 any one of them, it is characterised in that：It is described
Conversion top plate (29) is fixedly connected with connecting pole (84), and framework top plate (83), the structure are fixedly connected at the top of connecting pole (84)
Frame top plate opens up several installation through-holes on (83).
9. a kind of 400kV support insulators supporting structure according to claim 8, it is characterised in that：The framework top plate
(83) several reinforcing plates (55) being distributed in a ring are set between conversion top plate (29), each piece of reinforcing plate (55) respectively with structure
Frame top plate (83), connecting pole (84), conversion top plate (29) are welded and fixed.
10. according to a kind of 400kV support insulators supporting structure of claim 1-3 any one of them, it is characterised in that：It is described
The opposite end of framework column (81) has been respectively fixedly connected with earthing member (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721454022.0U CN207392864U (en) | 2017-11-03 | 2017-11-03 | A kind of 400kV support insulators supporting structure |
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| CN201721454022.0U CN207392864U (en) | 2017-11-03 | 2017-11-03 | A kind of 400kV support insulators supporting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691449A (en) * | 2018-05-29 | 2018-10-23 | 中国电力工程顾问集团西南电力设计院有限公司 | DC fields polar curve outlet structure based on integration framework |
-
2017
- 2017-11-03 CN CN201721454022.0U patent/CN207392864U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691449A (en) * | 2018-05-29 | 2018-10-23 | 中国电力工程顾问集团西南电力设计院有限公司 | DC fields polar curve outlet structure based on integration framework |
| CN108691449B (en) * | 2018-05-29 | 2023-08-22 | 中国电力工程顾问集团西南电力设计院有限公司 | Direct current field polar line outlet structure based on integrated framework |
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