CN207441470U - A kind of 800kV coupled capacitor devices supporting structure - Google Patents

Abstract

The utility model provides a kind of 800kV coupled capacitor devices supporting structure, including 800kV coupled capacitor device stent mounting bases (31), 800kV coupled capacitor devices stent (32), the 800kV coupled capacitor devices stent mounting base (31) sets several and is distributed in a ring, and form a fixed connection structure between 800kV coupled capacitor devices stent (32) bottom and 800kV coupled capacitor device stent mounting bases (31).Preferably, the center of several 800kV coupled capacitor device stent mounting bases (31) is respectively positioned on same circumference.The utility model can reduce stent capital displacement absolute magnitude, and reduce stent strut capital displacement acceleration amplification coefficient, the anti-side rigidity and anti-seismic performance for making stent are improved, it also can guarantee the normal operation of high voltage circuit even if under high-intensity earthquake effect, the degree safe and reliable to operation especially under seismic condition after 800kV coupled capacitor devices are installed is drastically increased, while is also beneficial to save timbering material cost.

Description

A kind of 800kV coupled capacitor devices supporting structure

Technical field

The utility model is related to ± 800kV current conversion station DC fields high voltage installation mounting techniques field, more particularly, to should For a kind of 800kV coupled capacitor devices supporting structure of ± 800kV current conversion station DC fields.

Background technology

It is very high for civil engineering structure and equipment supporter requirement in power engineering extra-high voltage direct-current transmission field.± 800kV is changed The stand erectly installation of flow field high voltage installation of stream needs civil engineering structure cooperating equipment stent to carry out, and electrical equipment is mounted on equipment branch Top of the trellis.When there is earthquake generation, equipment supporter has amplification to imitate the displacement of the electrical equipment in portion mounted thereto, acceleration Fruit.Therefore, if for the civil engineering structure of electrical equipment installation and the insufficient rigidity of relevant equipment supporter, it is anti-necessarily to reduce it Shock stability, so as to cause the poor seismic behavior of electrical equipment, it is impossible to meet the normal running (operation) conditions demand of electrical equipment well, The normal operation of electrical equipment, has seriously affected normal power Transmission when cannot particularly meet 9 degree of earthquake intensity.In addition, Therefore, how to greatest extent the installation of ± 800kV current conversion station DC fields high voltage installations is also required to occupy certain land resource, The occupied land resource of ground saving ± 800kV current conversion station DC fields and can guarantee each electrical equipment safe operation and must It must consider the problems of.

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 800kV couplings are provided Capacitor support structure improves the property safe and reliable to operation especially under seismic condition after 800kV coupled capacitor devices are installed.

The technical problems to be solved in the utility model is realized using following technical scheme：A kind of 800kV coupled capacitor devices Supporting structure, including 800kV coupled capacitor device stents mounting base, 800kV coupled capacitor device stents, 800kV coupling electricity Pan straddle mounting base sets several and is distributed in a ring, the 800kV coupled capacitor devices frame bottom and 800kV couplings Form a fixed connection structure between conjunction capacitor support mounting base.

Preferably, the center of several 800kV coupled capacitor device stent mounting bases is respectively positioned on same circumference.

Preferably, several 800kV coupled capacitor devices are respectively formed in same 800kV coupled capacitor devices stent mounting base Stent installs pilum, several foundation bolts are consolidated on 800kV coupled capacitor devices stent installation pilum.

Its institute of several foundation bolt rings being preferably located on same 800kV coupled capacitor devices stent installation pilum 800kV coupled capacitor devices stent installation pilum set.

Preferably, the L-shaped structure of the foundation bolt, bending part therein are embedded in 800kV coupled capacitor device stents It installs inside pilum.

Preferably, the bending part of several foundation bolt bottoms is directed to the 800kV coupled capacitor device branch where it Frame installs the central axis of pilum.

Preferably, the 800kV coupled capacitor devices stent is collectively formed by framework column, truck transom, frame brace Lattice stent, each framework column forms a fixed connection respectively with two independent truck transoms, at adjacent two Frame brace is set between truck transom.

Preferably, the framework column is single tube column, and retainer ring, the fixation are fixedly connected in framework column bottom Extravasating hole is opened up on ring, the extravasating hole is communicated with framework column inner cavity.

Preferably, the framework column is fixedly connected with end bracket with truck transom engaging portion, and the end bracket and framework are oblique Form a fixed connection between support, adjacent plate be set between cross one another two neighboring frame brace, the adjacent plate with Form a fixed connection structure between adjacent frame brace.

Compared with prior art, the beneficial effects of the utility model are：Stent capital displacement absolute magnitude can be reduced, and is subtracted Limited bracket column capital displacement acceleration amplification coefficient, so that the anti-side rigidity of stent and anti-seismic performance are improved, so as to Preferably meet high-intensity earthquake area high voltage, the shockproof requirements of low-voltage link circuit, even making in high-intensity earthquake It also can guarantee the normal operation of high voltage circuit under, therefore, drastically increase after 800kV coupled capacitor devices are installed especially Degree safe and reliable to operation under seismic condition at the same time it can also realize on the premise of safety of structure is met, saves stent Material utilization amount, so as to advantageously reduce cost.

Description of the drawings

Fig. 1 is the structural map of ± 800kV current conversion station DC fields high voltage installation mounting structures.

Fig. 2 is the planar configuration figure on the 800kV earthing isolators basis in Fig. 1.

Fig. 3 is the enlarged diagram of the 800kV earthing isolator pedestals in Fig. 2.

Fig. 4 is the A-A direction views in Fig. 3.

Fig. 5 is the B-B direction view in Fig. 4.

Fig. 6 is the planar configuration figure of the 800kV coupled capacitor device supporting structures in Fig. 1.

Fig. 7 is the structure diagram (front view) of the 800kV coupled capacitor device stents in Fig. 6.

Fig. 8 is the structure diagram (single line expansion elevation) of the 800kV coupled capacitor device stents in Fig. 6.

Fig. 9 is the C-C direction views in Fig. 7.

Figure 10 is the top view of the 800kV coupled capacitor device stent mounting bases in Fig. 6.

Figure 11 is the D-D direction views in Figure 10.

Figure 12 is the E-E direction views in Figure 11.

Figure 13 is the top view of the retainer ring in Figure 11.

Component token name claims in figure：1-800kV earthing isolators basis, 2- high-voltage flat-wave reactor foundations, 3-800kV Coupled capacitor device supporting structure, the earth-free disconnecting switch bases of 1a-800kV, the mono- earthing isolator bases of 1b-800kV, 1c- The double earthing isolator bases of 800kV, 11-800kV earthing isolator pedestals, 12-800kV earthing isolators installation base Column, 13- foundation bolts, 14- dowels, 15- keel shoes, 31-800kV coupled capacitor device stent mounting bases, 32-800kV coupling electricity Pan straddle, 33- earthing members, 310-800kV coupled capacitor devices stent installation pilum, the prefabricated dowels of 311-, 320- framework columns, 321- truck transoms, 322- frame braces, 323-800kV coupled capacitor device erection supports, 324- reinforcing plates, 325- retainer rings, 326- end brackets, 327- adjacent plates, 328- connection bolts, 329- extravasating holes.

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.

One kind ± 800kV current conversion station DC fields high voltage installation mounting structures as shown in Figure 1, mainly connect including 800kV Ground disconnecting switch basis 1, high-voltage flat-wave reactor foundation 2 and 800kV coupled capacitor devices supporting structure 3,800kV ground connection It is double that disconnecting switch basis 1 includes the mono- earthing isolator basis 1b and 800kV of earth-free disconnecting switch basis 1a, the 800kV of 800kV Earthing isolator basis 1c.Wherein, the mono- earthing isolator bases of earth-free disconnecting switch basis 1a, the 800kV of the 800kV The double earthing isolator basis 1c of plinth 1b, 800kV are set in " ＜ " shape structure distribution in the open side of described " ＜ " the shape structure High-voltage flat-wave reactor foundation 2, the high-voltage flat-wave reactor foundation 2 sets two, and is arranged in linear type.Described The double earthing isolator basis 1c of 800kV coupled capacitor devices supporting structure 3 and 800kV are arranged in parallel.Using such cloth Office's structure design, on the one hand can ensure the safe operation of ± 800kV current conversion station DC fields high voltage installations, separately to greatest extent On the one hand the occupied land resource of ± 800kV current conversion station DC fields can also be saved to greatest extent, save ± 800kV and change Stream is stood erectly the construction cost in flow field.

The concrete structure on the 800kV earthing isolators basis 1 is as shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, mainly including 3 A is in the 800kV earthing isolators pedestal 11 of linear type arrangement, is distinguished on each 800kV earthing isolators pedestal 11 Form 3 800kV earthing isolators installation pilums 12.In general, on same 800kV earthing isolators pedestal 11, institute The 3 800kV earthing isolators installation pilum 12 stated is to be uniformly distributed, adjacent two 800kV earthing isolators installations The center angle formed between pilum 12 is 120 degree, as shown in Figure 3.Further, each 800kV ground connection is kept apart It closes installation pilum 12 and forms integrated molding structure between the 800kV earthing isolators pedestal 11 where it respectively.

In general, the 800kV earthing isolators pedestal 11,800kV earthing isolators installation pilum 12 use The square body of concrete structure consolidates several foundation bolts 13, such as Fig. 4 on 800kV earthing isolators installation pilum 12 It is shown.In order to improve the anti-seismic performance on 800kV earthing isolators basis 1, in general, in same 800kV earthing isolators Several foundation bolts 13 installed on pilum 12 can be equidistant with 800kV earthing isolator of the ring where it installation pilum 12 It sets, each foundation bolt 13 is preferably designed to L-shaped structure, and bending part therein is embedded in 800kV earthing isolators It installs inside pilum 12.Further, the bending part of several foundation bolts 13 is directed to the 800kV ground connection where it Disconnecting switch installs the central axis of pilum 12, as shown in Figure 4.In order to further improve 800kV earthing isolators basis 1 Overall mechanical strength and anti-seismic performance, can increase in each 800kV earthing isolators pedestal 11 set dowel 14, Keel shoe 15, the dowel 14 are preferably provided with 2 layers, and are in upper and lower symmetrical structure setting, as shown in Figure 4.The keel Frame 15 preferably uses reinforcing bar and is welded into cross-sectional shape as square cancelled structure, as shown in Figure 5.

800kV coupled capacitor devices supporting structure 3 as shown in Fig. 6, Figure 10, Figure 11, agent structure are coupled including 800kV Capacitor support mounting base 31,800kV coupled capacitor devices stent 32, the 800kV coupled capacitor device stents mounting base 31 are set 3 are put, and is distributed in a ring；Preferably, the center of 3 800kV coupled capacitor device stents mounting bases 31 is respectively positioned on together On one circumference.Further, 3 800kV coupled capacitor device stents mounting bases 31 are to be uniformly distributed, and adjacent two The center angle formed between 800kV coupled capacitor device stents mounting base 31 is 120 degree, as shown in Figure 6.

4 800kV coupled capacitor devices are respectively formed in 800kV coupled capacitor device stents mounting base 31 described in each Stent installs pilum 310.In general, in same 800kV coupled capacitor devices stent mounting base 31, described 4 800kV couplings Capacitor support installation pilum 310 is uniformly distributed, solid respectively on each 800kV coupled capacitor devices stent installation pilum 310 Several foundation bolts 13 are tied, as shown in Figure 10.Further, each 800kV coupled capacitor devices stent installation pilum 310 divides Integrated molding structure is formed not between the 800kV coupled capacitor device stents mounting base 31 where it.

In general, the 800kV coupled capacitor device stents mounting base 31,800kV coupled capacitor devices stent install pilum 310 The square body of concrete structure is used, so as to install pre-buried on pilum 310 in 800kV coupled capacitor devices stent and consolidate Several foundation bolts 13, as shown in Figure 10, Figure 11.In order to improve the anti-seismic performance of 800kV coupled capacitor devices supporting structure 3, In general, several foundation bolts 13 on same 800kV coupled capacitor devices stent installation pilum 310 can be with ring where it 800kV coupled capacitor devices stent installs 310 spaced set of pilum, each foundation bolt 13 is preferably designed to L-shaped structure, Bending part therein is embedded in inside 800kV coupled capacitor devices stent installation pilum 310.Further, positioned at same 800kV couplings The end of thread for closing 13 top of several foundation bolts on capacitor support installation pilum 310 exposes to ground, and its bottom Bending part be then directed to the central axis of the 800kV coupled capacitor devices stent installation pilum 310 where it, such as Fig. 7, Tu11Suo Show.

It, can be in order to further improve the overall mechanical strength and anti-seismic performance of 800kV coupled capacitor devices supporting structure 3 Increase in each 800kV coupled capacitor device stents mounting base 31 and prefabricated dowel 311, keel shoe 15 are set, described is prefabricated Dowel 311 is preferably prefabricated into cage structure and is arranged on 31 bottom of 800kV coupled capacitor device stents mounting base, as shown in figure 11. The keel shoe 15 preferably uses reinforcing bar and is welded into cross-sectional shape as square cancelled structure, as shown in figure 12.

It is formed between 32 bottom of 800kV coupled capacitor devices stent and 800kV coupled capacitor device stents mounting base 31 Fixed connection structure.In general, in order to further improve the whole anti-seismic performance of 800kV coupled capacitor devices supporting structure 3, as Fig. 7, Shown in Fig. 8, Fig. 9, Figure 11, the 800kV coupled capacitor devices stent 32 is by framework column 320, truck transom 321, framework The lattice stent that diagonal brace 322 is collectively formed, each 800kV coupled capacitor devices stent installation pilum 310 respectively with it is independent Framework column 320 is fixedly connected, each framework column 320 forms a fixed connection respectively with two independent truck transoms 321； Preferably, frame brace 322 can also be set between two adjacent truck transoms 321, it is also fixed on framework column 320 Connect earthing member 33.Specifically,

Preferably using single tube column, the truck transom 321, frame brace 322 preferably use the framework column 320 Angle member is fixedly connected with 800kV coupled capacitor devices erection support 323 at the top of framework column 320, at 320 bottom of framework column Portion is fixedly connected with retainer ring 325.The structure of the retainer ring 325 is as shown in figure 13, is opened up on the circumferencial direction of retainer ring 325 There is the through hole that the end of thread for foundation bolt 13 extends through, extravasating hole 329 is opened up in the central part of retainer ring 325, it is described Extravasating hole 329 is communicated with 320 inner cavity of framework column, by setting extravasating hole 329, can be effectively prevented retainer ring 325 with It is generated between 800kV coupled capacitor devices stent installation pilum 310 and pours gap and influence 800kV coupled capacitor device supporting structures 3 overall mechanical strength and anti-seismic performance.Several lower margin spiral shells on 800kV coupled capacitor devices stent installation pilum 310 Bolt 13 runs through retainer ring 325 and the structure that forms a fixed connection between retainer ring 325.It is possible to further be stood in framework The reinforcing plate 324 that column 320 sets several ladder structure of right angle and be distributed in a ring with 325 binding site of retainer ring, it is described Reinforcing plate 324 is welded and fixed respectively with framework column 320, retainer ring 325, as shown in Fig. 7, Figure 11.

In order to facilitate the installation exercise of 800kV coupled capacitor devices stent 32, installation effectiveness is improved, it can be in framework column Several end brackets 326 are welded and fixed on 320, wherein, end bracket 326 and retainer ring 325 positioned at 320 bottom of framework column are welded It fixes and is formed a fixed connection between adjacent frame brace 322 by being connected bolt 328；Among framework column 320 End bracket 326 formed a fixed connection respectively with adjacent truck transom 321, frame brace 322 by being connected bolt 328.Together Sample, portion can also be combined with truck transom 321 end bracket 326 is fixedly connected with welding manner in framework column 320, and should It is formed a fixed connection between end bracket 326 and frame brace 322 by connecting bolt 328.Further, in cross one another phase It can increase between adjacent two frame braces 322 and adjacent plate 327 is set, the adjacent plate 327 and adjacent frame brace 322 Form a fixed connection structure, as shown in Figure 9.Using such structure design, both convenient for the peace of 800kV coupled capacitor devices stent 32 Industry is pretended, and framework of the 800kV coupled capacitor devices stent 32 as a monolithic construction can be made, so as to be conducive to improve The anti-seismic performance of 800kV coupled capacitor devices stent 32.

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 (9)

1. a kind of 800kV coupled capacitor devices supporting structure, it is characterised in that：Including 800kV coupled capacitor device stent mounting bases (31), 800kV coupled capacitor devices stent (32), the 800kV coupled capacitor device stent mounting bases (31) set several and Be distributed in a ring, 800kV coupled capacitor devices stent (32) bottom and 800kV coupled capacitor device stent mounting bases (31) it Between form a fixed connection structure.

2. a kind of 800kV coupled capacitor devices supporting structure according to claim 1, it is characterised in that：Described several The center of 800kV coupled capacitor device stent mounting bases (31) is respectively positioned on same circumference.

3. a kind of 800kV coupled capacitor devices supporting structure according to claim 1, it is characterised in that：Same 800kV couplings It closes and several 800kV coupled capacitor devices stents installation pilum (310) is respectively formed in capacitor support mounting base (31), Several foundation bolts (13) are consolidated on 800kV coupled capacitor devices stent installation pilum (310).

4. a kind of 800kV coupled capacitor devices supporting structure according to claim 3, it is characterised in that：Positioned at same The 800kV coupled capacitors of several foundation bolt (13) rings in 800kV coupled capacitor devices stent installation pilum (310) where it Device stent installation pilum (310) is set.

5. a kind of 800kV coupled capacitor devices supporting structure according to claim 3, it is characterised in that：The lower margin spiral shell Bolt (13) L-shaped structure, it is internal that bending part therein is embedded in 800kV coupled capacitor devices stent installation pilum (310).

6. a kind of 800kV coupled capacitor devices supporting structure according to claim 5, it is characterised in that：Several described ground The bending part of foot bolt (13) bottom is directed to the central shaft of the 800kV coupled capacitor devices stent installation pilum (310) where it Line.

7. according to a kind of 800kV coupled capacitor devices supporting structure of claim 1-6 any one of them, it is characterised in that：It is described 800kV coupled capacitor devices stent (32) be by framework column (320), truck transom (321), frame brace (322) common shape Into lattice stent, each framework column (320) forms a fixed connection respectively with two independent truck transoms (321), Frame brace (322) is set between two adjacent truck transoms (321).

8. a kind of 800kV coupled capacitor devices supporting structure according to claim 7, it is characterised in that：The framework is stood Column (320) is single tube column, is fixedly connected with retainer ring (325) in framework column (320) bottom, the retainer ring is opened on (325) If extravasating hole (329), the extravasating hole (329) is communicated with framework column (320) inner cavity.

9. a kind of 800kV coupled capacitor devices supporting structure according to claim 7, it is characterised in that：The framework column (320) end bracket (326), the end bracket (326) and frame brace (322) are fixedly connected with truck transom (321) engaging portion Between form a fixed connection, between cross one another two neighboring frame brace (322) set adjacent plate (327), it is described Form a fixed connection structure between adjacent plate (327) and adjacent frame brace (322).