CN115832893A - Container type prefabricated cabin transformer substation - Google Patents
Container type prefabricated cabin transformer substation Download PDFInfo
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- CN115832893A CN115832893A CN202211621758.8A CN202211621758A CN115832893A CN 115832893 A CN115832893 A CN 115832893A CN 202211621758 A CN202211621758 A CN 202211621758A CN 115832893 A CN115832893 A CN 115832893A
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Abstract
The invention relates to a container type prefabricated cabin transformer substation which comprises a preset foundation, a cabin body and a ceiling, wherein the cabin body is fixedly arranged on the preset foundation, and the ceiling covers the cabin body; the cabin body is provided with at least one equipment inlet and outlet door; the cabin body is formed by splicing rock wool color steel plates, the splicing positions of the two rock wool color steel plates and the edge of the equipment inlet and outlet door are first splicing seams, waterproof nodes are arranged at the first splicing seams, each waterproof node comprises a labyrinth seal corridor arranged at the edge of the rock wool color steel plate, and a first sealing strip is arranged at the end of each labyrinth seal corridor; the ceiling is in a shape of Chinese character 'ren', and the edge of the ceiling is provided with a rain-proof eave; and a second abutted seam is arranged at the splicing position of the ceiling, and a sealant is applied to the second abutted seam. The invention adopts whole cabin molding, reduces on-site splicing, and solves the problems of large splicing workload, poor sealing performance and the like; all parts and equipment can be installed and debugged in a factory, and are parallel to the civil engineering construction, so that the construction period is saved; convenient transportation and storage and strong maintainability.
Description
Technical Field
The invention relates to the technical field of power engineering, in particular to a container type prefabricated cabin transformer substation.
Background
A substation is a place in an electric power system where voltage and current are converted, electric energy is received, and electric energy is distributed. The existing transformer substation is generally constructed on site, namely civil engineering construction is firstly carried out, then related transformation and distribution equipment is arranged, and related debugging is carried out after equipment installation is finished, wherein the whole period is as long as 9-12 months, the commissioning time of the transformation and distribution power station is greatly prolonged, the reuse rate of the equipment is low, and the whole site changing and reusing cannot be carried out. In addition, some transformer substations modified by containers are available, but the strength, corrosion resistance, fire resistance, water resistance and the like of the box body of the transformer substation are difficult to meet the use requirements.
Disclosure of Invention
The invention provides a container type prefabricated cabin transformer substation, which aims to solve the technical problem.
In order to solve the technical problem, the invention provides a container type prefabricated cabin transformer substation which comprises a preset foundation, a cabin body and a ceiling, wherein the cabin body is fixedly arranged on the preset foundation, and the ceiling covers the cabin body;
the cabin body is provided with at least one equipment inlet and outlet door;
the cabin body is formed by splicing rock wool color steel plates, a first splicing seam is arranged at the splicing position of the two rock wool color steel plates and the edge of the equipment inlet and outlet door, a waterproof node is arranged at the first splicing seam, the waterproof node comprises a labyrinth type sealing corridor arranged at the edge of the rock wool color steel plates, and a first sealing strip is arranged at the end of the labyrinth type sealing corridor;
the ceiling is herringbone, and the edge of the ceiling is provided with a rain-proof brim; and a second abutted seam is arranged at the spliced position of the ceiling, and a sealant is applied to the second abutted seam.
Preferably, a reinforced chassis is arranged at the bottom of the cabin body; the four corners of the cabin body are provided with corner columns; the outer vertical surface of the cabin body is provided with a plurality of reinforced upright posts.
Preferably, a waterproof buckling plate is installed on the outer vertical surface of the waterproof node corresponding to the splicing position of the rock wool color steel plate; and a ridge cover plate is arranged above the second splicing seam.
Preferably, the waterproof pressure buckle plate and the ridge cover plate are both metal bending pieces, and a second sealing strip is arranged on one side of each metal bending piece, which is in contact with the first splicing seam or the second splicing seam.
Preferably, the first sealing strip and the second sealing strip are made of silicon rubber or ethylene propylene diene monomer.
Preferably, the cabin bodies are multiple, the cabin bodies are spliced with one another, a third spliced seam is formed at the spliced position, and a water retaining edge is arranged at the third spliced seam.
Preferably, the equipment inlet and outlet door comprises an inner door plate and an outer door plate, the inner door plate is in point contact with the outer door plate, and a flame-retardant foaming material is filled between the inner door plate and the outer door plate.
Preferably, the surface of the rock wool color steel plate is sequentially sprayed with an epoxy zinc-rich primer, an epoxy micaceous iron intermediate paint and a polyurethane anti-corrosion finish paint.
Preferably, the cabin body is provided with a fan module, and the fan module comprises a filter screen, a ventilation fan, an electric shutter, an insect-proof screen and a rain-proof shutter which are sequentially arranged from inside to outside.
Preferably, the cabin body is provided with a temperature and humidity sensor, the temperature and humidity sensor is in signal connection with a controller for controlling the opening and closing of the electric shutter, and the controller controls the opening and closing of the electric shutter based on a detection result of the temperature and humidity sensor.
Compared with the prior art, the container type prefabricated cabin transformer substation provided by the invention has the following advantages:
1. the invention adopts whole-cabin molding, reduces on-site splicing, solves the problems of large splicing workload, poor sealing property and the like, and has low cost and strong adaptability to various environments;
2. all parts and equipment can be installed and debugged in a factory and are parallel to the civil engineering construction, so that the construction period is saved;
3. the transformer substation provided by the invention has strong strength, shock resistance and wind resistance, and can meet the requirements of corrosion resistance/salt mist resistance, fire resistance and water resistance;
4. convenient transportation and storage and strong maintainability.
Drawings
Fig. 1 is a schematic structural diagram of a container type prefabricated cabin substation according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a waterproof node according to an embodiment of the present invention;
FIG. 3 is a schematic view of a rain-proof eave according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a rock wool color plate according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a fan module according to an embodiment of the present invention.
In the figure: 100-a preset foundation, 200-a cabin body, 210-a rock wool color steel plate, 201-a heat insulation layer, 202-a steel plate, 203-an epoxy zinc-rich primer, 204-an epoxy micaceous iron intermediate paint, 205-a polyurethane anticorrosion finish paint, 220-a first splicing seam, 221-a first sealing strip, 222-a spliced frame beam, 223-a spliced bolt, 224-a waterproof pinch plate, 225-a second sealing strip, 230-an equipment inlet and outlet door, 240-a fan module, 241-a filter screen, 242-a ventilation fan, 243-an electric shutter, 244-an insect-proof net, 245-a rainproof shutter, 300-a ceiling, 301-a top frame, 310-a rainproof eave and 320-sealing cotton.
Detailed Description
In order to more thoroughly express the technical scheme of the invention, the following specific examples are listed to demonstrate the technical effect; it should be emphasized that these examples are intended to illustrate the invention and are not to be construed as limiting the scope of the invention.
The container type prefabricated cabin substation provided by the invention comprises a preset foundation 100, a cabin 200 and a ceiling 300 as shown in fig. 1 to 5, wherein the cabin 200 is fixedly arranged on the preset foundation 100, and the ceiling 300 covers the cabin 200. In some embodiments, the preset foundation 100 may be constructed on site, the cabin 200 is integrally installed on the preset foundation 100, and then multi-point fixing is performed through the buried M16 screws, so that the cabin 200 is firmly fixed on the preset foundation 100, and the transformer substation has strong wind resistance and seismic resistance.
Referring to fig. 1, the cabin 200 is provided with at least one equipment entrance/exit door 230 for equipment entrance/exit, post-maintenance, and the like.
The cabin body 200 is formed by the concatenation of the various steel sheet 210 of rock wool, and various steel rock wool board 210 belongs to A level fire-proof material, and its life-span can reach more than 15 years, and operating temperature can reach about 700 ℃, and the longest can prevent fires for 6 hours, and various steel rock wool board 210 belongs to environmental protection material moreover, and the cabin body 200 that is formed by the concatenation of the various steel sheet 210 of rock wool can pass through relevant experiment and obtain user's verification, has protected equipment and personnel's safety greatly.
Two the various steel sheet 210 of rock wool's concatenation department and the edge of the various steel sheet 210 of rock wool door 230 of equipment is first piece 220, first piece 220 department is equipped with waterproof node, waterproof node including set up in the sealed corridor of labyrinth (not shown) at the various steel sheet 210 edge of rock wool, the end of the sealed corridor of labyrinth is equipped with first sealing strip 225, and the sealed corridor of labyrinth cooperates with first sealing strip 225, can have the water conservancy diversion effect concurrently, has avoided the rainwater to drip on the bulkhead, forms the pollution and corrosion to the bulkhead. This application reaches fire prevention, heat preservation, waterproof effect through the design of rock wool color steel board 210 and waterproof node, makes the transformer substation can be applied to various environment, for example, offshore platform, high-altitude area, mountain area remote area, sand and dust or desert area to and the cold area etc. in the north.
The ceiling 300 is herringbone so as to prevent water from accumulating at the top of the container, and the edge of the ceiling 300 is provided with a rain-proof brim 310 so as to prevent the side surface of the prefabricated cabin from being corroded by rainwater; the splicing position of the ceiling 300 is a second splicing seam (not shown), the second splicing seam is plugged by sealing glue with ultraviolet resistance and ageing resistance, the highest waterproof grade can reach IP55, and the aims of water resistance, moisture resistance and dust resistance can be achieved through corresponding tests.
The invention adopts whole-cabin molding, reduces on-site splicing, solves the problems of large splicing workload, poor sealing performance and the like, and has low cost and strong adaptability to various environments; each part and equipment can be installed and debugged in a factory, and are parallel to engineering civil engineering construction, so that the construction period is saved, the actual construction period in the embodiment is 3 and a half months, the construction period is reduced by 6 and a half months compared with that of a conventional transformer substation, and the construction period is saved by 65%; the transformer substation provided by the application has strong strength and shock and wind resistance, and can meet the requirements of corrosion/salt mist resistance, fire prevention and water resistance; convenient transportation and storage and strong maintainability.
In some embodiments, with continued reference to fig. 1, the bottom of the cabin 200 is provided with a reinforced chassis; the four corners of the cabin 200 are provided with corner posts; the outer facade of the cabin body 200 is provided with a plurality of reinforcing upright columns, the whole cabin body 200 is redesigned on the basis of the original steel structure container, each component is subjected to modularized welding, and the positions of an electrical hole, a bearing and the like are specially reinforced, so that the strength of the whole prefabricated cabin is further improved.
In some embodiments, the waterproof joints corresponding to the splicing positions of the rock wool color steel plates 210 are shown in fig. 2, the rock wool color steel plates 210 on two sides are connected with the spliced frame beam 222 through the splicing bolts 223, and are sealed by the first sealing strips 221, and the outer vertical surfaces of the rock wool color steel plates are further provided with waterproof pressure buckle plates 224, the waterproof pressure buckle plates 224 are metal bending pieces, and the metal bending pieces can effectively prevent rain and pressure water spraying from being performed outside the cabin 200 and are not corroded in the life cycle; the metal bending piece and one side of the first abutted seam contact are provided with a second sealing strip 225, so that the first abutted seam 220 on the side surface of the cabin body 200 is ensured to have good waterproof and dustproof performances.
Similarly, a ridge cover plate (not shown) is mounted above the second seam (not shown), and a metal bent piece is also adopted as the ridge cover plate; the metal bend with one side of second piece contact also is equipped with second sealing strip 225, and second sealing strip 225 and sealed gluey cooperation ensure that the second piece waterproof performance on the ceiling 300 is good.
In some embodiments, the first sealing strip 221 and the second sealing strip 225 may be made of silicon rubber or ethylene propylene diene monomer, and have a long service life (up to 10 years), high elasticity, low cost, and good waterproof effect.
In some embodiments, the number of the cabin 200 may be multiple, the multiple cabins 200 are spliced with each other, a third splice (not shown) is formed at the spliced position, and a water-blocking edge (not shown) is disposed at the third splice (not shown), so that the third splice between the cabins 200 has good waterproof performance, and rainwater is prevented from flowing back into the cabins 200.
It should be noted that, because the container type prefabricated cabin is internally provided with electrical equipment, and water has great harm to electricity, the quality of the waterproof problem can directly affect the quality and the safety of the product, and the problem of poor waterproof performance of the container is solved through the first joint 220, the second joint and the third joint; meanwhile, the high-voltage and low-voltage wire inlet and outlet cable holes are convenient to seal knock-off holes, and the cables are plugged after penetrating, so that external moisture is further prevented from entering. Therefore, the leakage of the whole prefabricated cabin transformer substation can be avoided, and the use safety of internal electrical equipment can be ensured.
In some embodiments, as shown in fig. 3, the ceiling 300 may be placed on the top frame 301, and the connection between the ceiling 300 and the cabin 200 is further provided with a sealing cotton 320, so as to achieve the purposes of water resistance, moisture resistance, and dust resistance.
In some embodiments, the equipment entrance/exit door 230 includes an inner door panel (not shown) and an outer door panel (not shown), the inner door panel is in point contact with the outer door panel (i.e., the inner door panel is in a suspended state relative to the outer door panel), and a flame retardant foaming material is filled between the inner door panel and the outer door panel, and the application adopts a "bridge cut-off and thermal insulation" technology to ensure the thermal insulation function of the cabin 200. In some embodiments, the minimum gap between the inner door panel and the outer door panel is not less than 3mm, and the density of the filled flame-retardant foaming material (such as polyurethane) is 37kg/m3, so that the thermal conductivity of the inner door panel and the outer door panel can be reduced to 2%, and the heat preservation and insulation effects can be further improved.
In some embodiments, please refer to fig. 4 with emphasis, the rock wool color steel plate 210 includes an insulating layer 201 in the middle and steel plates 202 on both sides, and an epoxy zinc-rich primer 203, an epoxy micaceous iron intermediate paint 204 and a polyurethane anti-corrosion finish paint 205 are sequentially sprayed on the outer surface of the steel plates 202 for the purpose of anti-corrosion/salt fog. In some embodiments, the specific spray process may be as follows: the method comprises the steps of steel plate 202 surface pretreatment → steel plate 202 preheating → sand blasting rust removal → dust removal → detection → steel plate 202 heating → spraying epoxy zinc-rich primer 203 → mixing and coating materials → spraying epoxy micaceous iron intermediate paint 204 → spraying polyurethane anticorrosion finish paint 205 → cooling → finished product detection → coating maintenance → damage repair coating, wherein the step of sand blasting rust removal can increase the adhesive force of paint. The rock wool color steel plate 210 treated by the steps can well prevent the corrosion of salt spray and acid rain, effectively prevent the corrosion, and has the ultraviolet resistance, and the temperature resistance range of a paint film is as follows: the temperature is 50 ℃ below zero to 100 ℃, and the service life of the transformer substation is greatly prolonged.
In some embodiments, please refer to fig. 5, the cabin 200 is further provided with a fan module 240, the fan module 240 includes a filter screen 241, a ventilation fan 242, an electric louver 243, an insect-proof net 244 and a rain-proof louver 245, which are sequentially arranged from inside to outside, and the fan module 240 can effectively solve the contradiction between ventilation and water resistance. In some embodiments, a temperature and humidity sensor (not shown) is installed on the cabin 200, the temperature and humidity sensor is in signal connection with a controller (not shown) that controls the opening and closing of the electric louver 243, and the controller controls the opening and closing of the electric louver 243 based on a detection result of the temperature and humidity sensor, so that the electric louver 243 is controlled in real time according to weather conditions, thereby further preventing rainwater from entering the cabin 200 from the fan module 240, and ensuring that the protection level reaches IP54.
In summary, the advantages of the container type prefabricated cabin substation provided by the invention include, but are not limited to:
1. convenient installation and short field construction period
The modular design is adopted in the application, and the cabin body 200, the internal electrical equipment and the matching parts (such as cables and the like) are effectively and independently configured as required. The cabin 200 is produced and processed independently in a container company, and after the production is completed, equipment such as a matching switch and a transformer is installed in the prefabricated cabin in a unified manner. The mounting mode solves the defects of field matching tools and the experience of mounting personnel, and greatly shortens the mounting time; meanwhile, a container type prefabricated cabin mode is adopted, the field civil engineering workload is greatly reduced, only the 100 parts of the prefabricated foundation are constructed on the field according to the drawing, and only the starting point is required to be fixed after the equipment is transported to the field; the primary and secondary connecting cables and related communication equipment are connected, so that the construction period of 2/3 of the site can be saved, and the construction efficiency of the transformer substation is improved.
2. High adaptability and low cost
The prefabricated cabin transformer substation provided by the application has extremely strong adaptability to the environment, and is close to or even superior to the use requirement of a civil transformer substation. According to the implementation of the pre-installation, packaging and self-assembly modes, the cost is lower in terms of the life cycle cost such as manpower, field construction, land cost and the like, and the requirement of modern construction can be met.
3. Flexible and various design
The container type prefabricated cabin transformer substation is flexible in design, the appearance can be lengthened or shortened according to a single cabin body or a double-spliced cabin body, and the combination mode is various. The transformer substation can be designed into an equipment cabin, a maintenance cabin and a living cabin, and can realize complete replacement of a conventional transformer substation. The internal decoration and partition arrangement is very flexible, and the rented and civil containers have been widely practiced and applied.
4. Convenient storage and strong maintainability
The container type prefabricated cabin transformer substation is similar to a container, is stored and pulled away in the aspect of transportation and storage, and has strong maneuvering adaptability. The transportation mode can realize shipping and road transportation, and can also be directly installed on the collecting card aiming at the temporary transformer substation, thereby realizing the function of the transformer substation of the prefabricated cabin of the movable container. After the cabin 200 is operated for a long time, the appearance can be recoated, and the internal equipment maintenance can be directly and integrally transported back to the manufacturing company for renovation.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The container type prefabricated cabin transformer substation is characterized by comprising a preset foundation, a cabin body and a ceiling, wherein the cabin body is fixedly arranged on the preset foundation, and the ceiling covers the cabin body;
the cabin body is provided with at least one equipment inlet and outlet door;
the cabin body is formed by splicing rock wool color steel plates, a first splicing seam is arranged at the splicing position of the two rock wool color steel plates and the edge of the equipment inlet and outlet door, a waterproof node is arranged at the first splicing seam, the waterproof node comprises a labyrinth type sealing corridor arranged at the edge of the rock wool color steel plates, and a first sealing strip is arranged at the end of the labyrinth type sealing corridor;
the ceiling is herringbone, and the edge of the ceiling is provided with a rain-proof brim; the splicing position of the ceiling is a second splicing seam, and a sealant is applied to the second splicing seam.
2. The container type prefabricated cabin substation of claim 1, wherein a reinforced chassis is arranged at the bottom of the cabin body; the four corners of the cabin body are provided with corner columns; the outer vertical surface of the cabin body is provided with a plurality of reinforced upright posts.
3. The container type prefabricated cabin substation of claim 1, wherein a waterproof pinch plate is installed on an outer vertical surface of the waterproof node corresponding to the splicing position of the rock wool color steel plate; and a ridge cover plate is arranged above the second abutted seam.
4. The container type prefabricated cabin transformer substation of claim 3, wherein the waterproof pinch plate and the ridge cover plate are both metal bending pieces, and a second sealing strip is arranged on one side of each metal bending piece, which is in contact with the first splicing seam or the second splicing seam.
5. The container type prefabricated cabin substation of claim 4, wherein the first sealing strip and the second sealing strip are made of silicon rubber or ethylene propylene diene monomer.
6. The container type prefabricated cabin transformer substation of claim 1, wherein the plurality of cabin bodies are spliced with each other, a third spliced seam is formed at the spliced position, and a water retaining edge is arranged at the third spliced seam.
7. The container type prefabricated cabin substation of claim 1, wherein the equipment access door comprises an inner door panel and an outer door panel, the inner door panel is in point contact with the outer door panel, and a flame-retardant foaming material is filled between the inner door panel and the outer door panel.
8. The container type prefabricated cabin substation of claim 1, wherein the surface of the rock wool color steel plate is sequentially sprayed with epoxy zinc-rich primer, epoxy micaceous iron intermediate paint and polyurethane anti-corrosion finish paint.
9. The container type prefabricated cabin transformer substation of claim 1, wherein a fan module is arranged on the cabin body, and the fan module comprises a filter screen, a ventilation fan, an electric shutter, an insect-proof screen and a rainproof shutter which are arranged in sequence from inside to outside.
10. The container type prefabricated cabin substation of claim 9, wherein a temperature and humidity sensor is mounted on the cabin body, the temperature and humidity sensor is in signal connection with a controller for controlling the opening and closing of the electric shutter, and the controller controls the opening and closing of the electric shutter based on a detection result of the temperature and humidity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211621758.8A CN115832893A (en) | 2022-12-16 | 2022-12-16 | Container type prefabricated cabin transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211621758.8A CN115832893A (en) | 2022-12-16 | 2022-12-16 | Container type prefabricated cabin transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN115832893A true CN115832893A (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211621758.8A Pending CN115832893A (en) | 2022-12-16 | 2022-12-16 | Container type prefabricated cabin transformer substation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116845725A (en) * | 2023-07-10 | 2023-10-03 | 上海启腾电力设备有限公司 | Preassembled transformer station device |
| CN116845725B (en) * | 2023-07-10 | 2024-05-31 | 上海启腾电力设备有限公司 | Preassembled transformer station device |
-
2022
- 2022-12-16 CN CN202211621758.8A patent/CN115832893A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116845725A (en) * | 2023-07-10 | 2023-10-03 | 上海启腾电力设备有限公司 | Preassembled transformer station device |
| CN116845725B (en) * | 2023-07-10 | 2024-05-31 | 上海启腾电力设备有限公司 | Preassembled transformer station device |
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