CN207244651U - Main transformer foundation structure - Google Patents
Main transformer foundation structure Download PDFInfo
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- CN207244651U CN207244651U CN201721065104.6U CN201721065104U CN207244651U CN 207244651 U CN207244651 U CN 207244651U CN 201721065104 U CN201721065104 U CN 201721065104U CN 207244651 U CN207244651 U CN 207244651U
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- case base
- base unit
- charging hole
- main transformer
- foundation structure
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Abstract
A kind of main transformer foundation structure, including at least two casees base units are the utility model is related to, packing cavity is equipped with case base unit, case base unit is additionally provided with for being communicated at least one charging hole of packing cavity conveying fill material, charging hole with packing cavity；The connector that two adjacent case base units are detachably connected.Pass through the setting of multiple case base units, each case base unit is linked together using connector, and fill material is conveyed into packing cavity by charging hole, meet main transformer basis bears load requirements, because each case base unit can the good and relatively whole main transformer foundation structure of pre-production, its volume smaller is simultaneously readily transported, it is quick and easy for installation, the construction period is shortened, improves construction efficiency.
Description
Technical field
Transformation facility technical field is the utility model is related to, more particularly to a kind of main transformer foundation structure.
Background technology
Main transformer, abbreviation main transformer (GSU), is the total downconverter for being mainly used for power transmission and transformation in a unit or substation
Device, and the core of substation.Transformer is the core equipment of electric locomotive traction electric power system, and ensures that traction supplies
The key equipment of electrical system safety stable operation.Main transformer basis is the foundation and base for installing main transformer, it is
One of highly important Equipment Foundations in substation, bearing load is big, and basis volume is big, and security performance requires high.Conventional master
For transformer foundation by the way of cast in situs, construction period length, not only influences project progress, but also increase construction cost.
Utility model content
Based on this, it is necessary to for the construction period it is long the problem of, there is provided a kind of main transformer foundation structure.
Its technical solution is as follows：
A kind of main transformer foundation structure, including at least two casees base units, case base unit is interior to be equipped with packing cavity, case base list
Member is additionally provided with for being communicated at least one charging hole of packing cavity conveying fill material, charging hole with packing cavity；Will be adjacent
The connector that two case base units are detachably connected.
Above-mentioned main transformer foundation structure, by the setting of multiple case base units, using connector by each case base unit
Link together, and fill material is conveyed into packing cavity by charging hole, meet main transformer basis bears load requirements,
Because each case base unit can the good and relatively whole main transformer foundation structure of pre-production, its volume smaller is simultaneously readily transported,
It is quick and easy for installation, the construction period is shortened, improves construction efficiency.
Technical solution is illustrated further below：
In one of the embodiments, case base unit includes first case base unit and second case base unit, first case base list
Member is equipped with the first lug boss, and second case base unit is equipped with the first concave part being connected with the first raised portion fits.First lug boss
Setting with the first concave part can make first case base unit and second case base unit quickly realizes pre-determined bit, when shortening positioning docking
It is long, further shorten the construction period, improve construction efficiency.
In one of the embodiments, case base unit is equipped with the connector being connected with connector.Connector is with being connected
Part is connected so that two adjacent case base units to be linked together.
In one of the embodiments, case base unit is equipped with the capping for being used for closing charging hole.Full of filling in packing cavity
Material, closes charging hole using capping, completes the construction in filler stage.
In one of the embodiments, case base unit is additionally provided with the angle steel bound edge being attached with capping, angle steel bound edge edge
The hole wall of charging hole is set.The connection when setting of angle steel bound edge feeds hole operation easy to closing between capping and case base unit,
Angle steel bound edge is set along the hole wall of charging hole so that capping is more uniform with the connection distribution of force of angle steel bound edge, improves connection
Stability, ensures construction quality.
In one of the embodiments, the side wall of case base unit is equipped with least one hanging ring or at least one suspension hook；Or case
The top plate of base unit is equipped with least one hanging ring or at least one suspension hook.The setting of hanging ring or suspension hook, easy to case base unit
Lifting, transport and assembling, shorten the construction period, improve construction efficiency.
In one of the embodiments, the top plate of case base unit is additionally provided with the supporting with the base assembly connection of main transformer
Steel plate.Supporting steel plate is pre-set, constructs easy to the assembling of case base unit during construction in later period and main transformer base, shortens construction
Duration, improves construction efficiency.
In one of the embodiments, the top plate of case base unit is additionally provided with antistatic portion, and antistatic portion is set around charging hole
Put.During construction, the successively compacting behaviour to fill material after the operation of fill material, or filling is either inputted by charging hole
Make, be both needed to charging hole site use high power electrical equipment, for avoid occur electric shock accidents, set antistatic portion and surround into
Expect that hole is set, ensure construction safety, and avoid because of the security incident delayed compaction duration.
In one of the embodiments, case base unit setting in rectangular configuration, charging hole are located at the top plate of case base unit
Marginal position, the side wall of case base unit are additionally provided with least one pedal position with the position correspondence of charging hole.Case base unit into
When row connection, by the setting of pedal position, construction personnel can by charging hole and using pedal position into cartonning base unit,
Implement, by the attended operation of two neighboring case base unit, to facilitate the construction of construction personnel, improve construction efficiency.
In one of the embodiments, charging hole is circular hole, and the pore radius of charging hole is not less than 400mm；Or charging hole is
Rectangular opening, the length of side of charging hole are not less than 400mm.Charging hole not only needs the functional requirement for meeting input fill material, also needs full
Foot is to the equipment of fill material compacting by demand, and therefore, the size of charging hole should meet certain requirements, suitable in order to construction
Profit carries out, and improves construction efficiency.
Brief description of the drawings
Fig. 1 is the overall structure diagram of main transformer foundation structure；
Fig. 2 is the Section A-A schematic diagram of Fig. 1；
Fig. 3 is the overall structure diagram of case base unit；
Fig. 4 is the section B-B schematic diagram of Fig. 3.
100th, charging hole, 200, case base unit, 300, supporting steel plate, 400, connector, 410, connecting hole, 500, hanging ring.
Embodiment
The embodiment of the utility model is described in detail below in conjunction with the accompanying drawings：
It should be noted that when alleged element is with another element " fixation " in text, it can be directly in another element
Above or there may also be element placed in the middle.When an element is considered as with another element " connection ", it can be straight
Another element is connected in succession or may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element
" on " when, there is no intermediary element.Term as used herein " vertically ", " horizontal ", "left", "right" and similar table
State for illustrative purposes only, it is unique embodiment to be not offered as.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood implication of technical staff in domain is identical.It is simply in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " bag
Include the arbitrary and all combination of one or more relevant Listed Items.
As shown in Figure 1, a kind of main transformer foundation structure, including the case base unit 200 of left, center, right three, three case base units
200 are sequentially connected the main transformer foundation structure being integrated, and are equipped with packing cavity in case base unit 200, case base unit 200 is additionally provided with
The charging hole 100 communicated with packing cavity, fill material is inputted to condiment intracavitary, realized by charging hole 100 to main transformer
Carrying demand, due to each case base unit 200 transport assembling it is more convenient, the construction period can be shortened, improve construction efficiency,
The problem of main transformer foundation construction cycle for improving traditional one is grown, low construction efficiency, reduces construction cost.
As shown in Figure 1, a kind of main transformer foundation structure, including at least two casees base units 200, in case base unit 200
Equipped with packing cavity, case base unit 200 is additionally provided with least one charging hole 100 of packing cavity conveying fill material, feeding
Hole 100 is communicated with packing cavity；The connector 400 that two adjacent case base units 200 are detachably connected.
By the setting of multiple case base units 200, each case base unit 200 is linked together using connector 400, and
Fill material is conveyed into packing cavity by charging hole 100, meet main transformer basis bears load requirements, because of each case base
Unit 200 can the good and relatively whole main transformer foundation structure of pre-production, its volume smaller is simultaneously readily transported, installation side
Just it is quick, the construction period is shortened, improves construction efficiency.
Further, case base unit 200 includes first case base unit and second case base unit, and first case base unit is equipped with the
One lug boss, second case base unit are equipped with the first concave part being connected with the first raised portion fits.First lug boss and first recessed
The setting of concave portion can make first case base unit and second case base unit quickly realizes pre-determined bit, shorten positioning docking duration, into one
Step shortens the construction period, improves construction efficiency.
Further, the first lug boss is equipped with least one, and the first concave part is equipped with least one.
Further, first case base unit is additionally provided with the second concave part, and second case base unit is additionally provided with the second lug boss,
The connection of the second concave part and the second lug boss can be also utilized between adjacent first case base unit and second case base unit at the same time
Further strengthen it is spacing, with more accurately complete dock, improve construction efficiency, avoid construction in later period produce problem.
Further, case base unit is equipped with multiple, however it is not limited to only first case base unit and second case base unit, this
It is the convenience to illustrate that place, which uses case base unit,.
Specifically, the first lug boss and the second lug boss are pillar, the first concave part and the second concave part are groove.
As shown in Figure 1, Figure 2 and Figure 4, case base unit 200 is equipped with the connector being connected with connector 400.Connector
It is connected with connector 400 so that two adjacent case base units 200 to be linked together.
Specifically, the side plate of case base unit 200 is equipped with connecting hole 410, connector 400 can be screw or stud, connect
Part 400 links together two adjacent case base units 200 through connecting hole 410 and attaching nut.
Connecting hole 410 is equipped with multiple, and in the middle part of the side plate top of case base unit 200, side plate and side plate lower part is equipped with connection
Hole 410, to meet the connective stability of two neighboring case base unit 200.
As shown in figure 3, case base unit 200 is equipped with the capping for being used for closing charging hole 100.Filler is full of in packing cavity
Material, closes charging hole 100 using capping, completes the construction in filler stage.
As shown in figure 3, case base unit 200 be additionally provided with the angle steel bound edge that is attached of capping, angle steel bound edge is along charging hole
100 hole wall is set.The company when setting of angle steel bound edge operates easy to closing charging hole 100 between capping and case base unit 200
Connect, angle steel bound edge is set along the hole wall of charging hole 100 so that capping is more uniform with the connection distribution of force of angle steel bound edge, carries
High connective stability, ensures construction quality.
Specifically, capping can be fixed and is located on case base unit 200 to close charging hole 100, it can pass through angle steel bound edge
Welding is located on case base unit 200, capping can be also combined as a whole with fill material and be realized " locked in " operation, such as filler indirectly
Expect for sand-stone concrete, capping is combined as a whole with sand-stone concrete and carries out " locked in " operation.Capping can also be dismountable
It is located on case base unit 200 and closes charging hole 200 to realize, such as capping is sealing plate, and case base is located at by fixation is covered by screw
On unit 200, or the bore edges position of capping and charging hole 100 is detachably connected, namely capping is hinged with case base unit 200,
Charging hole 100 is closed by rotary closure, and by covering the hook that the other end is set and the link being located on case base unit 200
Realize the operation of capping closing charging hole 200.
As shown in figure 4, the side wall of case base unit 200 is equipped with least one hanging ring 500 or at least one suspension hook；Or case base list
The top plate of member 200 is equipped with least one hanging ring 500 or at least one suspension hook.The setting of hanging ring 500 or suspension hook, easy to case base list
Lifting, transport and the assembling of member 200, shorten the construction period, improve construction efficiency.
Specifically, the outer wall bottom of the side plate of case base unit 200 is equipped with hanging ring 500, the left plate of case base unit 200 and the right side
Side plate is equipped with a hanging ring 500.
Preferably, hanging ring 500 is located in the middle part of the side plate of case base unit 200 or on top plate, in order to which the lifting after lifting is set
The suspension hook put unloads division operation.
Preferably, the setting position of hanging ring 500 also should ensure that uniform force when lifting operates, and be specially hanging ring 500
It should be distributed along the mass axis axial symmetry of case base unit 200, to ensure lifting safety.
For the weight of single case base unit 200 up to 19 tons, the side plate of case base unit 200 sets hanging ring, greatly facilitates lifting
Operation, shortens the construction period.
As shown in figures 1 and 3, the top plate of case base unit 200 is additionally provided with the supporting with the base assembly connection of main transformer
Steel plate 300.Supporting steel plate 300 is pre-set, is applied easy to case base unit 200 during construction in later period and the assembling of main transformer base
Work, shortens the construction period, improves construction efficiency.
Further, the top plate of case base unit 200 is additionally provided with antistatic portion, and antistatic portion is set around charging hole 100.Apply
In man-hour, either input the successively compacting behaviour to fill material after the operation of fill material, or filling by charging hole 100
Make, be both needed to use high power electrical equipment in 100 position of charging hole, to avoid that electric shock accidents occurs, antistatic portion and ring are set
Set around charging hole 100, ensure construction safety, and avoid because of the security incident delayed compaction duration.
As shown in Figures 1 to 4,200 setting in rectangular configuration of case base unit, charging hole 100 are located at the top of case base unit 200
The marginal position of plate, the side wall of case base unit 200 are additionally provided with least one pedal position with the position correspondence of charging hole 100.
When case base unit 200 is attached, by the setting of pedal position, construction personnel can be ridden by charging hole 100 and utilization
Implement, by the attended operation of two neighboring case base unit 200, to facilitate the construction of construction personnel, carry into cartonning base unit 200 in portion
High construction efficiency.
As shown in figure 3, charging hole 100 is circular hole, the pore radius of charging hole 100 is not less than 400mm；Or charging hole 100 is
Rectangular opening, the length of side of charging hole 100 are not less than 400mm.Charging hole 100 not only needs the functional requirement for meeting input fill material,
Also need to meet to the equipment of fill material compacting by demand, therefore, the size of charging hole 100 should meet certain requirements, so as to
In being smoothed out for construction, construction efficiency is improved.
Specifically, when charging hole 100 is square hole, the length of side of charging hole 100 is not less than 400mm；When charging hole 100
For slot when, the width of charging hole 100 is not less than 400mm, and the length of charging hole 100 is more than 400mm.
As shown in Figures 1 to 4, the integrally-built length, width and height on main transformer basis are respectively：9000mm、4000mm、
1500mm, main transformer basis include three case base units 200, the length, width and height of three case base units 200 be respectively 4000mm,
3000mm, 1500mm, the size of case base unit 200, which is set, be easy to vehicle transport, reduction cost of transportation, and accelerate engineering into
Degree, shortens the construction period, and then improves Business Economic Benefit.The thickness of the top plate of case base unit 200, bottom plate and each side plate is
250mm.Connecting hole 410 is bolt hole, after case base unit 200 lifts in place, using M25 high-strength bolt fixed case base units
200, to ensure the globality on main transformer basis.
Charging hole 100 is square hole, and the length of side of charging hole 100 is 500mm, the pre-buried angle steel bag of hole edge of charging hole 100
Side.The effect of charging hole 100 includes：
Construction personnel enters in packing cavity fixing bolt so that each case base unit 200 is connected as one by charging hole 100
A entirety；
Fill material is inputted to fill the input channel of packing cavity, the graded sand and stone configured is poured into from charging hole 100, and
Successively tamped using taper drift by charging hole 100, finally using vibrating head jolt ramming, after to be filled, capping is welded on
To block charging hole 100 on the case base unit 200 of 100 position of charging hole.
Case base unit 200 is in factory process and is transported to construction site；Excavation pit and foundation trench, substrate are carried out smooth
Operate and simultaneously successively tamp, check of foundation subsoil is to ensure that characteristic load bearing capacity is met the requirements；Case base unit 200 is lifted to positioning peace in foundation pit
Put；Case base unit is connected as by an entirety using bolt；Foundation pit side-wall uses 3:7 stone sands are backfilling and compacted；According to main transformer pressure
The mounting means of device installs supporting steel plate 300 on the top plate of case base unit 200；Filled in toward the packing cavity of case base unit 200
Medium coarse sand and compacting of vibrating；Charging hole 100 is blocked using capping and completes to construct.
Compared with prior art, this main transformer foundation structure uses the fabricated construction scheme of multiple case base units 200,
Reduce field operation, accelerate the construction period, and meet the trend of industry development, there is significant advantage：
First, case base unit 200 is prefabricated using batch production, processing conditions specification, controllable, can effectively ensure that case base unit 200
Basic module quality, improving production efficiency simultaneously reduces construction cost；
2nd, speed of application is fast.Case base unit 200 is transported to construction site, after excavation of foundation pit compacting, you can carry out case base list
The assembling construction of member 200.Traditional cast-in-place basis needs the work flows such as formwork, assembling reinforcement, casting concrete, maintenance, takes
When effort；
3rd, green construction.Pollution to construction site is small.Bed course is smash since on-site consolidation case base unit 200 need not pour
And concrete, pollution when reducing construction operation to live soil；
4th, economic performance is good.Using scale factory process, reused after template construct, reduce production cost, had
There is preferable economy.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. main transformer foundation structure, it is characterised in that including：At least two casees base units, the case base unit is interior to be equipped with packing cavity, and the case base unit is additionally provided with for being filled out to described Expect at least one charging hole of chamber conveying fill material, the charging hole is communicated with the packing cavity；The connector that two adjacent case base units are detachably connected.
- 2. main transformer foundation structure according to claim 1, it is characterised in that the case base unit includes first case base Unit and second case base unit, first case base unit are equipped with the first lug boss, second case base unit be equipped with it is described First concave part of the first raised portion fits connection.
- 3. main transformer foundation structure according to claim 1, it is characterised in that the case base unit is equipped with and the company The connector that fitting is connected.
- 4. main transformer foundation structure according to claim 1, it is characterised in that the case base unit, which is equipped with, to be used to close The capping of the charging hole.
- 5. main transformer foundation structure according to claim 4, it is characterised in that the case base unit be additionally provided with it is described The angle steel bound edge being attached is covered, the angle steel bound edge is set along the hole wall of the charging hole.
- 6. main transformer foundation structure according to claim 1, it is characterised in that the side wall of the case base unit is equipped with extremely A few hanging ring or at least one suspension hook；Or the top plate of the case base unit is equipped with least one hanging ring or at least one suspension hook.
- 7. main transformer foundation structure according to claim 1, it is characterised in that the top plate of the case base unit is additionally provided with With the supporting steel plate of the base assembly connection of main transformer.
- 8. main transformer foundation structure according to claim 1, it is characterised in that the top plate of the case base unit is additionally provided with Antistatic portion, the antistatic portion are set around the charging hole.
- 9. main transformer foundation structure according to claim 1, it is characterised in that the case base unit is in rectangular configuration to be set Put, the charging hole is located at the marginal position of the top plate of the case base unit, the side wall of the case base unit be additionally provided with it is described At least one pedal position of the position correspondence of charging hole.
- 10. main transformer foundation structure according to claim 1, it is characterised in that the charging hole is circular hole, it is described into The pore radius in material hole is not less than 400mm；Or the charging hole is rectangular opening, the length of side of the charging hole is not less than 400mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721065104.6U CN207244651U (en) | 2017-08-23 | 2017-08-23 | Main transformer foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721065104.6U CN207244651U (en) | 2017-08-23 | 2017-08-23 | Main transformer foundation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207244651U true CN207244651U (en) | 2018-04-17 |
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ID=61881464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721065104.6U Active CN207244651U (en) | 2017-08-23 | 2017-08-23 | Main transformer foundation structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN207244651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083251A (en) * | 2018-07-26 | 2018-12-25 | 广州坚磊建设有限公司 | The no mould construction cast-in-place drainage ditch structure of top plate |
-
2017
- 2017-08-23 CN CN201721065104.6U patent/CN207244651U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083251A (en) * | 2018-07-26 | 2018-12-25 | 广州坚磊建设有限公司 | The no mould construction cast-in-place drainage ditch structure of top plate |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510610 8th floor, Guangzhou Electric Power Design Institute, Tianhe beilinhe West Road, Tianhe District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU ELECTRIC POWER DESIGN INSTITUTE Co.,Ltd. Address before: 510610 8th floor, Guangzhou Electric Power Design Institute, Tianhe beilinhe West Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU ELECTRIC POWER DESIGN INSTITUTE |
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| CP01 | Change in the name or title of a patent holder |