CN205476655U - Satisfy installation of extra -high voltage GIS device context with totally closed removal factory building track - Google Patents
Satisfy installation of extra -high voltage GIS device context with totally closed removal factory building track Download PDFInfo
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- CN205476655U CN205476655U CN201620213046.6U CN201620213046U CN205476655U CN 205476655 U CN205476655 U CN 205476655U CN 201620213046 U CN201620213046 U CN 201620213046U CN 205476655 U CN205476655 U CN 205476655U
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Abstract
The utility model relates to the field of power equipment, the utility model discloses a satisfy installation of extra -high voltage GIS device context with totally closed removal factory building track, wherein, this extra -high voltage GIS equipment adopts raft foundation, and set up two leader cable ditches at main equipment side, one of them leader cable ditch is arranged in on this raft foundation, this raft foundation of another leader cable ditch next -door neighbour, it merges with raft foundation to remove factory building track basis, it arranges in between two leader cable ditches to remove the house owner of factory equipment side track, remove the house owner of factory generating line siding track and be close to the setting of main bus -bar basis. Removal factory building track basis merges with GIS equipment raft foundation, avoids setting up the strip footing alone outside the cable pit, not only helps reducing basic construction work volume, and the construction that can also effectively avoid basic interval undersize to cause is difficult, remove the factory building and only stride across a leader cable ditch, do benefit to the control of removing the interior cleanliness of factory building, reduce and remove factory building overall cost.
Description
Technical field
This utility model relates to field of electrical equipment, meets the totally-enclosed mobile Factory Building track of ultra-high voltage GIS equipment in-site installation particularly to one.
Background technology
1000kV gas-insulated switchgear (Gas Insulated Switchgear, be called for short " GIS ") installation requirement without dust storm, free from dust, relative air humidity less than carrying out under conditions of 80%, higher to the requirement of the extraneous factor such as air purity, relative humidity than conventional equipment.Installing operating mode as one typically outdoor continuous equipment, 1000kV GIS needs unit to be mounted many, and installation period is long, and installation process is affected the biggest by outside environmental elements.Mounting condition for strict guarantee GIS device, avoid the impact that equipment is installed by the extraneous factors such as weather, net exchange company of state to develop the totally-enclosed movable workshop of extra-high voltage GIS in-site installation (hereinafter referred to as " mobile the Factory Building ") installation for ultra-high voltage GIS equipment in extra-high voltage project as far as possible.
Track is an important component part of mobile Factory Building, and the determination of track foundation form and installation position is a significant concern point in mobile Factory Building development process.The common form of track foundation mainly has three kinds of forms such as isolated footing, strip footing and raft foundation.Isolated footing concrete amount relatively saves, but basis quantity is many, and formwork workload is big, and the construction period is relatively long, and easily produces bigger differential settlement；Strip footing is applicable to the foundation length situation much larger than width, concrete amount is less than raft foundation, slightly above isolated footing, but formwork workload is little, construction period is short, and strip footing stability in the large is better than isolated footing, there is stronger globality and longitudinal bending resistance, it is possible to effectively reduce differential settlement；Raft foundation rigidity is big, and to controlling differential settlement, strengthening overall anti-seismic performance and have advantage, but raft foundation concrete amount is excessive, relatively costly and add Crack Control difficulty.
Additionally, the determination of mobile Factory Building track foundation position, not only to consider feature and the application effect of mobile Factory Building, it is also contemplated that the deployment scenarios on GIS device basis, such as equipment Foundations form, basis expanded range, cable duct distribution situation etc..
Therefore, a kind of mobile Factory Building track reasonably meeting engineering site reality is needed at present badly.
Utility model content
The purpose of this utility model is to provide one to meet the totally-enclosed mobile Factory Building track of ultra-high voltage GIS equipment in-site installation, mobile Factory Building track foundation merges with GIS device raft foundation, avoid being separately provided strip footing outside cable duct, not only help minimizing foundation construction workload, the too small constructional difficulties caused of basic spacing can also be prevented effectively from, there is not track foundation and take the situation in crane operation space, it is possible to ensure that crane has enough working spaces；A leader cable ditch only crossed over by mobile Factory Building, the control of cleannes in the most mobile Factory Building, and will occur cross-operation situation during effectively reducing construction in later period, and can reduce mobile Factory Building span, reduces mobile Factory Building holistic cost.
For solving above-mentioned technical problem, embodiment of the present utility model discloses one and meets the totally-enclosed mobile Factory Building track of ultra-high voltage GIS equipment in-site installation, this ultra-high voltage GIS equipment uses raft foundation, and two leader cable ditches are set in main equipment side, wherein a leader cable ditch is placed on this raft foundation, another leader cable ditch is close to this raft foundation, mobile Factory Building track foundation merges with raft foundation, mobile Factory Building main equipment siding track is placed between two leader cable ditches, and mobile Factory Building main bus-bar siding track is near main bus-bar basis instrument.
In this utility model, in the leader cable ditch between two mobile Factory Building tracks, there is supporter.
In this utility model, pour plain concrete in the leader cable ditch between two mobile Factory Building tracks, and be equipped with plastic sheeting between this leader cable ditch and plain concrete.
In this utility model, this moves Factory Building track and uses the track of 43kg/m.
In this utility model, this moves Factory Building track and uses built-in fitting, cushion block and bolt presses to fix.
In this utility model, built-in fitting is M-1 built-in fitting, and bolt is M20 bolt.
In this utility model, this moves and is provided with M-1 built-in fitting one and two, M20 bolt every 750mm on Factory Building track.
In this utility model, this moves Factory Building track foundation face compared with the low 150mm of place designed elevation.
In this utility model, this moves Factory Building track foundation face compared with the low 300mm of ultra-high voltage GIS equipment base surface.
In this utility model, ultra-high voltage GIS equipment is 1000kV GIS device.
Compared with prior art, the main distinction and effect thereof are this utility model embodiment:
Mobile Factory Building track foundation merges with GIS device raft foundation, avoid being separately provided strip footing outside cable duct, not only help minimizing foundation construction workload, the too small constructional difficulties caused of basic spacing can also be prevented effectively from, there is not track foundation and take the situation in crane operation space, it is possible to ensure that crane has enough working spaces；A leader cable ditch only crossed over by mobile Factory Building, the control of cleannes in the most mobile Factory Building, and will occur cross-operation situation during effectively reducing construction in later period, and can reduce mobile Factory Building span, reduces mobile Factory Building holistic cost.
Further, for avoiding orbit suspended, locally bearing capacity to be unsatisfactory for mobile Factory Building force request, it is necessary to certain support treatment measures are taked in track crossings cable duct position.
Further, track is bottom cable duct and after side laying plastic sheeting, pour plain concrete again to track foundation face, so later stage need not cut concrete and can water plain concrete after directly removing this part, waters plain concrete and just can pour this cable duct again after Factory Building dismantling of track to be moved after directly removing this part.
Further, mobile Factory Building track foundation face is lower than Site Design absolute altitude, after mobile Factory Building dismantling of track, and can direct earth-covering greening, it is to avoid cut and expose pre-embedded anchoring bolts, also reduce track foundation concrete works amount to a certain extent.
Further, track foundation construction has certain impact to this area equipment basis or the construction such as power supply box, service chamber basis, therefore carry out first constructing to track foundation end face during foundation construction, then attachment rail, set up mobile Factory Building, after in respective regions, GIS device installs, after mobile Factory Building dismantling of track, excision (removing) concrete (steel) lintel, by track foundation surface dabbing, secondary casting concrete is to equipment Foundations face absolute altitude, thus completes this area equipment basis and the construction on the basis such as power supply box, service chamber.
Accompanying drawing explanation
Fig. 1 is a kind of ultra-high voltage GIS equipment site plan in this utility model the first embodiment；
Fig. 2 is a kind of ultra-high voltage GIS equipment foundation layout plan in this utility model the first embodiment；
Fig. 3 is a kind of ultra-high voltage GIS equipment raft foundation cable duct layout drawing in this utility model the first embodiment；
Fig. 4 is that in this utility model the first embodiment, one meets the totally-enclosed mobile Factory Building track foundation sectional drawing of ultra-high voltage GIS equipment in-site installation；
Fig. 5 is that in this utility model the first embodiment, one meets the totally-enclosed mobile Factory Building track pre-embedded bolt sectional view of ultra-high voltage GIS equipment in-site installation.
Detailed description of the invention
In the following description, in order to make reader be more fully understood that, the application proposes many ins and outs.But, even if it will be understood by those skilled in the art that and there is no these ins and outs and many variations based on following embodiment and amendment, it is also possible to realize the application each claim technical scheme required for protection.
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
This utility model the first embodiment relates to one and meets the totally-enclosed mobile Factory Building track of ultra-high voltage GIS equipment in-site installation.Fig. 1-5 is that this meets the ultra-high voltage GIS equipment in-site installation structural representation with totally-enclosed mobile Factory Building track.
Specifically, as Figure 1-5, this meets the totally-enclosed mobile Factory Building track 11 of ultra-high voltage GIS equipment in-site installation, wherein this ultra-high voltage GIS equipment 12 uses raft foundation 13, and two leader cable ditches (leader cable ditch 15 and leader cable ditch 16) are set in main equipment side, wherein a leader cable ditch 16 is placed on this raft foundation 13, and another leader cable ditch 15 is close to this raft foundation 13.
The track foundation of mobile Factory Building track 11 merges with the raft foundation 13 of ultra-high voltage GIS equipment 12, mobile Factory Building main equipment siding track is placed between two leader cable ditches (leader cable ditch 15 and leader cable ditch 16), and mobile Factory Building main bus-bar siding track is near main bus-bar basis instrument.
Mobile Factory Building track foundation merges with GIS device raft foundation, avoid being separately provided strip footing outside cable duct, not only help minimizing foundation construction workload, the too small constructional difficulties caused of basic spacing can also be prevented effectively from, there is not track foundation and take the situation in crane operation space, it is possible to ensure that crane has enough working spaces.A leader cable ditch only crossed over by mobile Factory Building, the control of cleannes in the most mobile Factory Building, and will occur cross-operation situation during effectively reducing construction in later period, and can reduce mobile Factory Building span, reduces mobile Factory Building holistic cost.
In the present embodiment, it is preferable that ultra-high voltage GIS equipment is 1000kV GIS device.
Certainly, this is a kind of preferred implementation of the present utility model, in other embodiments, it is also possible to be not 1000kV, but 500kV or 750kV etc., it is not limited thereto.
The technical solution of the utility model be will be further elaborated below.
1, track foundation and layout
1000kV GIS device uses " in-line " arrangement, GIS device basis generally uses raft foundation form, mainly include going here and there interior equipment and main bus-bar basis, GIS sleeve pipe basis and cable duct etc. in region, GIS device foundation length is generally at hundreds of rice, and the difference according to switch gap quantity is otherwise varied.In the present embodiment, 1000kV GIS device, equipment Foundations and basis cable duct site plan are as Figure 1-3.Fig. 2 is this 1000kV GIS device foundation layout plan, and what wherein reference 13 represented is the bottom raft foundation of GIS device, and 14 represent is the basis, top of GIS device.
If only considering mobile Factory Building own characteristic, Factory Building both sides track foundation all uses the strip footing independent of GIS device raft foundation most widely suited.On the one hand track foundation is relatively independent with the construction on GIS body basis, there is not cross-operation, does not interfere with each other；The most mobile Factory Building track foundation belongs to two independent systems with GIS device basis, individually checks its bearing capacity, and power transmission definitely, does not affect the layout on GIS device basis.
But, according to 1000kV GIS foundation horizontal layout situation and GIS device feature, for meeting 1000kV GIS device crane installation requirement, the spacing of two the leader cable ditches in 1000kV GIS main equipment side should be the least.Layout in conjunction with main equipment side branch bar casing support, as shown in Figure 4, one leader cable ditch 16 (1000 × 800) is arranged on GIS raft foundation, another leader cable ditch 15 (1200 × 1000) is arranged in outside raft plate and close proximity to raft plate, in order to reserve enough installing spaces to crane.In this case, moving Factory Building main equipment siding track must be placed between two leader cable ditches, it is considered to after GIS device base position, mobile Factory Building main equipment siding track can only be arranged on raft foundation.So arrange and there is following several respects advantage: first, it is to avoid outside cable duct, be separately provided strip footing, there is not track foundation and take the situation in crane operation space, it is possible to ensure that crane has enough working spaces；Second, a leader cable ditch only crossed over by mobile Factory Building, the control of cleannes in the most mobile Factory Building, and cross-operation situation will occurs during effectively reducing construction in later period；3rd, reduce mobile Factory Building span, reduce mobile Factory Building holistic cost.
In order to effectively control Factory Building span, preventing track foundation from outlet casing tube raft foundation producing impact, mobile Factory Building main bus-bar siding track basis should be configured near main bus-bar basis as far as possible simultaneously.Owing to 1000kV power distribution equipment area planar is arranged the compactest, overhauled cat ladder by outgoing line side branch bar collar supports and 1000kV GIS to be affected, if arranging single bar shaped track foundation in 1000kV main bus-bar side, many places will be had to intersect with raft foundation, at the inevitable differential settlement that easily generation is bigger in strip footing and raft foundation intersection, it is possible to movement and equipment to Factory Building are installed and impacted；On the other hand, owing to GIS device is wider, if being separately provided track strip footing, to intersect with raft foundation or close neighbour in the range of greater depth, therefore in the range of being somebody's turn to do, track foundation preferably merges with raft foundation, not only help minimizing foundation construction workload, moreover it is possible to be prevented effectively from the too small constructional difficulties caused of basic spacing.Therefore, 1000kV GIS main bus-bar side raft foundation outgoing line side is extended, utilize raft foundation for mobile Factory Building main bus-bar siding track basis.Fig. 4 gives this and moves Factory Building track foundation sectional drawing.
For convenience of installation and the dismounting of mobile Factory Building, saving the duration, extend track in main equipment both sides, the track foundation in expanded range all uses strip footing, whole with raft plate waters, it is to avoid junction produces differential settlement.
2, track crossings cable duct
1000kV GIS device typically arranges two longitudinal leader cable ditches (leader cable ditch 15 and leader cable ditch 16) altogether in main transformer inlet wire side, and wherein a leader cable ditch 16 is placed on GIS raft foundation 13, and another leader cable ditch 15 is close to GIS raft foundation 13.Additionally, every breaker interval all arranges a cable duct 17 on raft foundation and is connected with longitudinal leader cable ditch (leader cable ditch 15 or leader cable ditch 16), meanwhile, on raft foundation 13, a plurality of cable duct of horizontally set 17 equipment anti-with height is connected, and meets cable laying requirement.
In the present embodiment, it is preferable that in the cable duct 16 between two mobile Factory Building tracks 11, there is supporter.
Pour plain concrete in cable duct 16 between two mobile Factory Building tracks 11, and be equipped with plastic sheeting between the bottom and side and plain concrete of this cable duct 16.
Position is set according to mobile Factory Building track foundation, will inevitably occur that track foundation crosses over the situation of cable duct.For avoiding orbit suspended, locally bearing capacity to be unsatisfactory for mobile Factory Building force request, it is necessary to certain support treatment measures are taked in track crossings cable duct position.
For guaranteeing that track crossings cable duct position does not exist unsettled, the mode using cast-in-place plain concrete in the present embodiment crosses over cable duct, constructing to track foundation face by cable duct section, concrete reaches requirement of strength, track is bottom cable duct and after side periphery laying plastic sheeting, pouring plain concrete again to track foundation face, such later stage need not cut concrete and can directly remove pouring concrete after this part.
3, track detail drawing
In the present embodiment, preferably, mobile Factory Building track 11 uses 43 kilograms of rails (43kg/m) according to technological requirement, use M20 pre-embedded bolt 18, built-in fitting 19 and cushion block 20 to be fixed simultaneously, mount point interval 750mm, pre-embedded anchoring bolts is less than GIS device basis 300mm (as shown in D2 in Fig. 5), in order to portable assembly shop removes track after using and carries out backfilling of earthwork and afforest, and is specifically shown in Fig. 4 and Fig. 5.
The selection of pre-embedded bolt determines after needing mobile Factory Building entirety is carried out force analysis, does not repeats, in the present embodiment, it is preferable that pre-embedded bolt intensity is not less than 4.8 grades.In the present embodiment, it is preferable that every 750mm pre-buried built-in fitting M-1 and two, M20 bolt, as shown in Figure 5；According to design drawing size during construction, the axial location in length and breadth of bolt is ejected on GIS foundation ground floor surface the line of ink marker, pilot measurement axis stake outside basis, the most accurately fixes built-in fitting M-1, then M20 bolt is arranged on M-1, leveling, fixing.When carrying out track installation, first check pre-embedded bolt and arrange size, then carry out track lifting in place, and track is carried out span measurement, subsequently by track straightening, level up, finally by whole screw tightenings.Track examines track spanwise dimension after fixing again.
4, the impact of track construction is avoided
Placement layer by layer mode is taked on 1000kV GIS device basis, in view of track foundation face compared with the low 150mm of place designed elevation (as shown in D1 in Fig. 4), compared with the low 300mm in equipment Foundations face (as shown in D2 in Fig. 4), track foundation construction is to this area equipment basis or power supply box, the constructions such as service chamber basis have certain impact, therefore carry out first constructing to track foundation end face during foundation construction, then guidance is installed, set up Factory Building, after in respective regions, GIS device installs, after mobile Factory Building dismantling of track, excision (removing) concrete (steel) lintel, by track foundation surface dabbing, secondary casting concrete is to equipment Foundations face absolute altitude, thus complete this area equipment basis and power supply box, the construction on the basis such as service chamber.
Further, since Factory Building track foundation face is low compared with place designed elevation, after mobile Factory Building dismantling of track, can direct earth-covering greening, it is to avoid cut and expose pre-embedded anchoring bolts, also reduce track foundation concrete works amount to a certain extent.
According to the technical solution of the utility model, mobile Factory Building moves smoothly in GIS device installation process, can be prevented effectively from the generation phenomenon such as differential settlement, clamp rail.
It should be noted that, in the claim and description of this patent, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation or sequentially that there is any this reality between these entities or operation.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include that the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.In the case of there is no more restriction, statement the key element " including " and limiting, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
Although by referring to some preferred implementation of the present utility model, this utility model is shown and described, but it will be understood by those skilled in the art that can to it, various changes can be made in the form and details, without departing from spirit and scope of the present utility model.
Claims (10)
1. meeting the totally-enclosed mobile Factory Building track of ultra-high voltage GIS equipment in-site installation, this is extra-high
Pressure GIS device uses raft foundation, and arranges two leader cable ditches in main equipment side, wherein one
Leader cable ditch is placed on this raft foundation, and another leader cable ditch is close to this raft foundation, it is characterised in that
Mobile Factory Building track foundation merges with described raft foundation, and mobile Factory Building main equipment siding track is placed in described two
Between bar leader cable ditch, mobile Factory Building main bus-bar siding track is near main bus-bar basis instrument.
The most according to claim 1 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that in the leader cable ditch between two mobile Factory Building tracks, there is support
Thing.
The most according to claim 2 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that pour in the leader cable ditch between two mobile Factory Building tracks and be always or usually as specified
Concrete, and it is equipped with plastic sheeting between this leader cable ditch and plain concrete.
The most according to claim 3 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that this moves Factory Building track and uses the track of 43kg/m.
The most according to claim 4 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that this moves Factory Building track and uses built-in fitting, cushion block and bolt presses to fix.
The most according to claim 5 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that described built-in fitting is M-1 built-in fitting, described bolt is M20 bolt.
The most according to claim 6 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that this moves and is provided with M-1 built-in fitting one every 750mm on Factory Building track
Part and two, M20 bolt.
The most according to claim 7 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that this moves Factory Building track foundation face 150mm lower than Site Design absolute altitude.
The most according to claim 8 meet the totally-enclosed movement of ultra-high voltage GIS equipment in-site installation
Factory Building track, it is characterised in that this moves Factory Building track foundation face than described ultra-high voltage GIS equipment base
The low 300mm in plinth face.
The most according to any one of claim 1 to 9 meet ultra-high voltage GIS equipment scene peace
Fill with totally-enclosed mobile Factory Building track, it is characterised in that described ultra-high voltage GIS equipment is 1000kV GIS
Equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620213046.6U CN205476655U (en) | 2016-03-18 | 2016-03-18 | Satisfy installation of extra -high voltage GIS device context with totally closed removal factory building track |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620213046.6U CN205476655U (en) | 2016-03-18 | 2016-03-18 | Satisfy installation of extra -high voltage GIS device context with totally closed removal factory building track |
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| CN205476655U true CN205476655U (en) | 2016-08-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381882A (en) * | 2016-08-30 | 2017-02-08 | 中国能源建设集团安徽电力建设第工程有限公司 | Construction method of substation GIS equipment foundation surface layer |
| CN107268670A (en) * | 2017-08-15 | 2017-10-20 | 中国能源建设集团江苏省电力设计院有限公司 | A kind of 1000kV transforming plant main transformers basis |
| CN112031491A (en) * | 2020-09-30 | 2020-12-04 | 中国电力工程顾问集团西北电力设计院有限公司 | 800kV outdoor GIS mobile installation workshop layout structure and mobile method |
-
2016
- 2016-03-18 CN CN201620213046.6U patent/CN205476655U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381882A (en) * | 2016-08-30 | 2017-02-08 | 中国能源建设集团安徽电力建设第工程有限公司 | Construction method of substation GIS equipment foundation surface layer |
| CN107268670A (en) * | 2017-08-15 | 2017-10-20 | 中国能源建设集团江苏省电力设计院有限公司 | A kind of 1000kV transforming plant main transformers basis |
| CN112031491A (en) * | 2020-09-30 | 2020-12-04 | 中国电力工程顾问集团西北电力设计院有限公司 | 800kV outdoor GIS mobile installation workshop layout structure and mobile method |
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