CN220042795U - Outdoor power distribution device with lifting steps for power plant - Google Patents
Outdoor power distribution device with lifting steps for power plant Download PDFInfo
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- CN220042795U CN220042795U CN202321128242.XU CN202321128242U CN220042795U CN 220042795 U CN220042795 U CN 220042795U CN 202321128242 U CN202321128242 U CN 202321128242U CN 220042795 U CN220042795 U CN 220042795U
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- outdoor
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- power
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- 239000002689 soil Substances 0.000 claims abstract description 26
- 238000010276 construction Methods 0.000 claims abstract description 14
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an outdoor power distribution device of a power plant with a lifting ladder, which comprises a power plant, a power plant foundation tank, an outdoor pole tower and an outdoor power distribution device area, wherein the power plant is built on the power plant foundation tank, the power plant foundation tank also comprises residual soil left in construction, the outdoor power distribution device area is built on the ladder, the ladder is higher than the ground, the ladder is composed of the residual soil, the outdoor power distribution device area comprises a wire inlet framework, a wire outlet framework, a current transformer, a circuit breaker, an upper isolating switch and a lower isolating switch, and the residual soil of the foundation tank of a building of the power plant is used for lifting the field of the outdoor power distribution device of the power plant, so that the earthwork balance of the plant area is realized, and the earthwork external transportation is reduced or avoided; the height of the wire outlet structure bracket is reduced by lifting the area of the outdoor distribution device, so that the steel consumption is reduced; the outdoor distribution device area site and the other plant area terraces of the power plant have certain height difference, so that the engineering quantity of the outdoor distribution device area gird can be reduced or saved.
Description
Technical Field
The utility model relates to the field of outdoor power distribution devices, in particular to an outdoor power distribution device with lifting steps for a power plant.
Background
The thermal power plant is a plant for producing electric energy by using combustible matters (such as coal) as fuel, and the basic production process is as follows: the fuel heats water to generate steam when burning, chemical energy of the fuel is converted into heat energy, steam pressure drives a steam turbine to rotate, the heat energy is converted into mechanical energy, then the steam turbine drives a generator to rotate, the mechanical energy is converted into electric energy, and the modern thermal power plant is a huge and complex plant for producing electric energy and heat energy and consists of the following 5 systems: (1) a fuel system; (2) a combustion system; (3) a steam-water system; (4) an electrical system; (5) and a control system.
The outdoor distribution device area of the traditional thermal power plant belongs to an electrical system, the design specification of a power plant requires that the structure of the outdoor distribution device area which is widely used at present is shown in fig. 3, the outdoor distribution device area (8) is provided with 1.8 m Gao Weishan (82), overhead outgoing lines are conventionally adopted in the outdoor distribution device area, the height of an outgoing line framework (81) is generally more than 10 m, more steel is needed to reach the preset height of the outgoing line framework, foundation pits of foundation grooves (7) of a power plant building structure (6) are more, waste soil is often needed to be transported outside after foundation construction, and the excavated waste soil cannot be properly used, so that resource waste is caused.
Disclosure of Invention
In view of the fact that the existing power plant outdoor distribution device area has higher requirement on an outlet structure, more steel is spent, the residual soil of a foundation trench is not properly used as waste soil after the construction of a power plant building, and resource waste is caused, the power plant outdoor distribution device with the lifting ladder is provided, and the residual soil of the power plant building is used as the lifting ladder of the outdoor distribution device area, so that the earthwork balance of a plant area is achieved, the earthwork outward transport is reduced or avoided, meanwhile, the height of a support of the outlet structure is reduced, and the steel consumption is reduced; the outdoor distribution device area site has a certain height difference with the terraces of other factories of the power plant, so that the engineering quantity of the outdoor distribution device area gird can be reduced or saved; the scheme has the advantages of simple operation, safety, reliability, strong applicability, small construction difficulty, good economy and convenience for wide popularization and application in industry.
In order to achieve the above purpose, the embodiment of the present utility model adopts the following technical scheme:
the utility model provides an outdoor distribution device of power plant of area lifting ladder, includes the power plant, and the power plant foundation trench, outer shaft tower of power plant and outdoor distribution device district, the power plant is built on the power plant foundation trench, the power plant foundation trench still includes the residual soil that the construction left, outdoor distribution device district is built on the ladder, the ladder is higher than ground, and the ladder comprises residual soil, outdoor distribution device district includes inlet wire framework, play line framework, current transformer, circuit breaker, goes up isolator and lower isolator, outdoor distribution device district sets up between outer shaft tower and power plant.
According to one aspect of the utility model, the steps are vertically disposed in a flat slope.
According to one aspect of the utility model, the outdoor distribution equipment section further includes a transformer inlet connected to the inlet structure top pulled to the outlet structure.
According to one aspect of the utility model, the incoming line architecture is connected to a power plant and the outgoing line architecture is connected to an off-plant tower.
According to one aspect of the utility model, one end of a lead of the current transformer is connected to a transformer inlet between an inlet wire framework and an outlet wire framework, and the other end of the lead of the current transformer is connected to a circuit breaker.
According to one aspect of the utility model, one end of a lead of the circuit breaker is connected into the current transformer, and the other end is connected into the lower isolating switch.
According to one aspect of the utility model, the upper isolation switch is disposed above the lower isolation switch.
According to one aspect of the utility model, the outdoor distribution equipment area is provided with at least two upper isolating switches and lower isolating switches, and the lower isolating switches are sequentially connected through leads.
The implementation of the utility model has the advantages that: the utility model provides an outdoor power distribution device of a power plant with a lifting ladder, which comprises a power plant, a power plant foundation tank, an outdoor pole tower and an outdoor power distribution device area, wherein the power plant is built on the power plant foundation tank, the power plant foundation tank also comprises residual soil left in construction, the outdoor power distribution device area is built on the ladder, the ladder is higher than the ground, the ladder is composed of the residual soil, the outdoor power distribution device area comprises a wire inlet framework, a wire outlet framework, a current transformer, a circuit breaker, an upper isolating switch and a lower isolating switch, the outdoor power distribution device area is arranged between the outdoor pole tower and the power plant, the residual soil of the power plant building foundation tank is used for lifting the field of the outdoor power distribution device area of the power plant, so that the earthwork balance of the plant area is realized, and the earthwork external transportation is reduced or avoided; the height of the wire outlet structure bracket is reduced by lifting the area of the outdoor distribution device, so that the steel consumption is reduced; the outdoor distribution device area site has a certain height difference with the terraces of other factories of the power plant, so that the engineering quantity of the outdoor distribution device area gird can be reduced or saved; the scheme has the advantages of simple operation, safety, reliability, strong applicability, small construction difficulty, good economy and convenience for wide popularization and application in industry.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the whole structure of an outdoor power distribution device with lifting steps for a power plant;
fig. 2 is a schematic view of an outdoor distribution equipment area according to the present utility model.
Fig. 3 is a schematic view of the overall structure of an outdoor distribution equipment area in the prior art.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 and 2, an outdoor power distribution device of power plant with lifting ladder comprises a power plant 1, a power plant foundation trench 2, an outdoor pole tower 5 and an outdoor power distribution device area 3, wherein the power plant 1 is built on the power plant foundation trench 2, the power plant foundation trench 2 further comprises residual soil left in construction, the outdoor power distribution device area 3 is built on a ladder 4, the ladder 4 is higher than the ground, the ladder 4 is composed of the residual soil, the outdoor power distribution device area 3 comprises a wire inlet framework 31, a wire outlet framework 32, a current transformer 33, a circuit breaker 34, an upper isolating switch 35 and a lower isolating switch 36, and the outdoor power distribution device area 7 is arranged between the outdoor pole tower 5 and the power plant 1.
In practical application, the power plant flat slope type vertical design, when the excavation is greater than the filling, the residual soil and earth mass calculation formula is as follows:
V＝S×0.5(m 3 )
v is the residual soil of a foundation trench of a building, namely the excavation amount, and S is the battle occupation area in the enclosure of the power plant 1.
In practical application, the residual soil after the construction of the foundation trench 2 of the power plant is backfilled to the outdoor distribution device area 3 of the power plant, the outdoor distribution device area 3 is lifted by the residual soil of the foundation trench, and the steps 4 are vertically arranged in a flat slope mode.
In practice, the outdoor distribution equipment area 3 further comprises a transformer incoming line 37, and the transformer incoming line 37 is connected to the top end of the incoming line frame 31 and pulled to the outgoing line frame 32.
In practical application, the incoming line framework 31 is connected with the power plant 1, and the outgoing line framework 32 is connected with the off-plant tower 5.
In practical application, the lightning protection device can be arranged on the top of the incoming line framework 31 and the outgoing line framework 32 according to requirements.
In practical applications, the incoming line stress angle and the outgoing line stress angle of the incoming line 37 of the transformer are affected by the heights of the top ends of the incoming line frame 31 and the outgoing line frame 32, and the heights of the incoming line frame 31 and the outgoing line frame 32 are affected by the heights of the incoming line frame and the outgoing line frame and the step 4.
In practical application, one end of the lead wire of the current transformer 33 is connected to the transformer inlet wire 37 between the inlet wire frame 31 and the outlet wire frame 32, and the other end is connected to the circuit breaker 34.
In practical application, one end of a lead wire of the circuit breaker 34 is connected to the current transformer 33, and the other end is connected to the lower isolating switch 36.
In practical application, the upper isolating switch 35 is disposed above the lower isolating switch 36.
In practical application, the outdoor distribution device area 3 is provided with at least two upper isolating switches 35 and lower isolating switches 36, and the lower isolating switches 36 are sequentially connected through leads.
In practical application, the support columns of the upper isolating switch 35 and the lower isolating switch 36 are staggered on the same horizontal plane.
In practical application, the transformer incoming line 37, the lead wire of the current transformer 33, the lead wire of the circuit breaker 34 and the lead wire of the lower isolating switch 36 are all copper-cored aluminum stranded wires.
The implementation of the utility model has the advantages that: the utility model provides an outdoor power distribution device of a power plant with a lifting ladder, which comprises a power plant 1, a power plant foundation tank 2, an outdoor pole tower 5 and an outdoor power distribution device area 3, wherein the power plant 1 is built on the power plant foundation tank 2, the power plant foundation tank 2 also comprises residual soil left in construction, the outdoor power distribution device area 3 is built on a ladder 4, the ladder 4 is higher than the ground, the ladder 4 is composed of the residual soil, the outdoor power distribution device area 3 comprises a wire inlet framework 31, a wire outlet framework 32, a current transformer 33, a circuit breaker 34, an upper isolating switch 35 and a lower isolating switch 36, the outdoor power distribution device area 7 is arranged between the outdoor pole tower 5 and the power plant 1, and the residual soil of the power plant 1 building structure foundation tank is used for lifting the field of the outdoor power distribution device area 3 of the power plant, so that the soil balance of the plant area is realized, and the soil balance of the plant area is reduced or avoided; the height of the wire outlet structure bracket is reduced by lifting the field 3 of the outdoor distribution device area, so that the steel consumption is reduced; the outdoor distribution device area 3 has a certain height difference with the terraces of other factories of the power plant, so that the engineering quantity of the fence of the outdoor distribution device area 3 can be reduced or saved; the scheme has the advantages of simple operation, safety, reliability, strong applicability, small construction difficulty, good economy and convenience for wide popularization and application in industry.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an outdoor distribution device of power plant of area lifting ladder, includes power plant (1), power plant foundation ditch (2), and outdoor shaft tower (5) and outdoor distribution device district (3), power plant (1) construction is on power plant foundation ditch (2), power plant foundation ditch (2) still include the residual soil that the construction was left, its characterized in that, outdoor distribution device district (3) construction is on ladder (4), ladder (4) are higher than ground, and ladder (4) are by the residual soil constitution, outdoor distribution device district (3) include inlet wire framework (31), outlet wire framework (32), current transformer (33), circuit breaker (34), go up isolator (35) and lower isolator (36), outdoor distribution device district (3) set up between outdoor shaft tower (5) and power plant (1).
2. The outdoor power distribution unit with lifting steps according to claim 1, characterized in that the steps (4) are arranged vertically on a flat slope.
3. The power plant outdoor distribution equipment with lifting ladder according to claim 1, characterized in that the outdoor distribution equipment area (3) further comprises a transformer incoming line (37), the transformer incoming line (37) is connected to the top end of the incoming line structure (31) and pulled to an outgoing line structure (32).
4. A plant outdoor distribution unit with lifting ladder according to claim 3, characterized in that the incoming line structure (31) is connected with the plant (1) and the outgoing line structure (32) is connected with the plant outdoor tower (5).
5. The outdoor power distribution unit with lifting steps for a power plant according to claim 4, wherein one end of a lead of the current transformer (33) is connected to a transformer lead (37) between a lead-in structure (31) and a lead-out structure (32), and the other end is connected to a circuit breaker (34).
6. The outdoor power distribution unit with lifting steps for a power plant according to claim 5, wherein one end of a lead wire of the circuit breaker (34) is connected into a current transformer (33), and the other end is connected into a lower isolating switch (36).
7. The outdoor power distribution unit with lifting ladder of claim 1, wherein the upper disconnecting switch (35) is arranged above the lower disconnecting switch (36).
8. The outdoor power distribution unit with the lifting ladder for the power plant, according to claim 1, wherein the outdoor power distribution unit area (3) is provided with at least two upper isolating switches (35) and lower isolating switches (36), and the lower isolating switches (36) are sequentially connected through leads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321128242.XU CN220042795U (en) | 2023-05-11 | 2023-05-11 | Outdoor power distribution device with lifting steps for power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321128242.XU CN220042795U (en) | 2023-05-11 | 2023-05-11 | Outdoor power distribution device with lifting steps for power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220042795U true CN220042795U (en) | 2023-11-17 |
Family
ID=88732425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321128242.XU Active CN220042795U (en) | 2023-05-11 | 2023-05-11 | Outdoor power distribution device with lifting steps for power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220042795U (en) |
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2023
- 2023-05-11 CN CN202321128242.XU patent/CN220042795U/en active Active
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