Power distribution room with thermal insulation performance

Abstract

The utility model belongs to the technical field of power distribution room heat preservation, and particularly relates to a power distribution room with heat preservation and heat insulation performance. The power distribution room comprises a base, a frame, a top cover, an outer skin and an internal rock wool board side wall. The frame comprises a plurality of stand columns, the bottoms of the stand columns are connected with the base, and the tops of the stand columns are connected with the top cover. The outer skin is arranged on the side, facing the exterior of the power distribution room, of the stand column. The inner rock wool board side wall is arranged on the side, facing the interior of the power distribution room, of the stand column. A polyurethane foam layer is arranged on the side, close to the interior of the power distribution room, of the outer skin. According to the power distribution room with the heat preservation and heat insulation performance, heat preservation materials are arranged in the base, the side walls, the top cover and the suspended ceiling, the near-zero heat bridge structure of the power distribution room is achieved, and the good heat preservation and heat insulation effect is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of thermal insulation of power distribution rooms, and in particular relates to a power distribution room with thermal insulation performance. Background Art

[0002] A distribution room refers to an indoor distribution location with low-voltage loads, which mainly distributes electricity to low-voltage users and is equipped with medium-voltage incoming lines, distribution transformers and low-voltage distribution devices.

[0003] In modern society, people's lives and work are inseparable from electricity, which puts forward higher requirements for the safety and stability of the power grid. As an important part of the power grid, the rationality of the design of the distribution room has a significant impact on the improvement of power supply quality. In recent years, the distribution room industry has developed rapidly and has become an important part of the power industry. With the country's emphasis on power safety and the promotion of the development of new energy, the distribution room industry market has shown good development potential.

[0004] Distribution rooms often need to be placed in residential areas, so there are high requirements for their construction period and thermal insulation. Existing distribution rooms (including brick-concrete structures, steel plate structures, etc.) have the following disadvantages:

[0005] The construction period of the brick-concrete structure distribution room is long and the construction area is large. Since the distribution room is generally arranged in the residential area, the long construction period and large construction area will have an unfriendly impact on the residents' lives;

[0006] The brick-concrete structure of the power distribution room has a relatively large space, so it requires more powerful air conditioning and other HVAC equipment, which consumes more electricity and cannot achieve energy conservation and environmental protection;

[0007] The side walls of the distribution room with steel plate structure are fully welded, which has a long construction period, high labor intensity, and is not environmentally friendly.

[0008] The existing brick-concrete structure and steel plate structure distribution rooms cannot achieve good thermal insulation effects. Utility Model Content

[0009] In view of the above technical problems, the utility model provides a power distribution room with heat preservation and heat insulation performance. The base, side walls, top cover and ceiling of the power distribution room are all provided with heat preservation materials, thus achieving a good heat preservation and heat insulation effect.

[0010] The utility model is realized by the following technical solutions:

[0011] A power distribution room with thermal insulation performance, the power distribution room comprising: a base, a frame, a top cover, an outer skin and an inner rock wool board side wall;

[0012] The frame includes a plurality of columns, the bottom of each column is connected to the base, and the top of each column is connected to the top cover;

[0013] The outer skin is arranged on the side of the column facing the outside of the power distribution room, and the inner rock wool board side wall is arranged on the side of the column facing the inside of the power distribution room;

[0014] A polyurethane foam layer is arranged on a side of the outer skin close to the interior of the power distribution room.

[0015] Furthermore, the outer skin is formed by bending a steel plate.

[0016] Furthermore, the base includes a base frame welded with steel profiles, a base upper plate and a base lower plate respectively arranged on the upper surface and lower surface of the base frame; and the space between the base upper plate and the base lower plate is filled with insulation material.

[0017] Furthermore, the top cover comprises a top cover frame welded with steel profiles, and a top cover upper plate and a top cover lower plate respectively arranged on the upper surface and the lower surface of the top cover frame;

[0018] The space between the top cover upper plate and the top cover lower plate is filled with heat-insulating material.

[0019] Furthermore, the cross section of the column is in the shape of a Chinese character "X", and the column comprises a first connecting plate for connecting to the outer skin, a first facade and a second facade respectively connected to two ends of the first connecting plate, a second connecting plate connected to the first facade, and a third connecting plate connected to the second facade;

[0020] The second connecting plate and the third connecting plate are both used to connect to the side wall of the internal rock wool board; connecting holes are provided on the first connecting plate, the second connecting plate and the third connecting plate;

[0021] The outer skin is fixed on the first connecting plate; the inner rock wool board side wall is fixedly connected to the second connecting plate and the third connecting plate.

[0022] Furthermore, the widths of the second connecting plate and the third connecting plate are the same, which is 20-30 mm; the width of the first connecting plate is 20-120 mm; and the widths of the first facade and the second facade are the same, which is 50-70 mm.

[0023] Furthermore, the column is made of sheet metal bending parts or steel profiles.

[0024] Furthermore, the power distribution room also includes a suspended ceiling, which is made of thermal insulation material;

[0025] The suspended ceiling divides the internal space of the power distribution room into an upper space and a lower space;

[0026] A cable channel and cold and warm air ducts are arranged in the upper space; and the lower space includes a space for personnel activities and an equipment space for placing equipment.

[0027] Furthermore, the suspended ceiling includes a top suspended ceiling and a side suspended ceiling, and the top suspended ceiling is fixed to the top of the power distribution room by a suspension rod;

[0028] One end of the side ceiling is connected to the suspension rod, and the other end is connected to the top of the equipment in the power distribution room.

[0029] Further, the suspension rod includes a support rod and a ceiling connector;

[0030] The top end of the support rod is fixedly set on the top of the distribution room, and the bottom end of the support rod is fixedly set on the ceiling connector; the ceiling connector includes a top ceiling support plate and a side ceiling accommodating groove; the top ceiling support plate is flush with the bottom of the support rod, and the opening of the side ceiling accommodating groove faces downward for accommodating the side ceiling.

[0031] Beneficial technical effects of the utility model:

[0032] The outer wall of the power distribution room with thermal insulation performance provided by the utility model has a "sandwich" insulation structure of "polyurethane foam layer, non-flowing air layer, rock wool board insulation layer", which solves the problem of poor thermal insulation effect of the existing power distribution room;

[0033] The utility model provides a power distribution room with heat insulation performance. The ceiling is made of heat insulation material. The ceiling plays a role of heat preservation while reducing the air conditioning refrigeration space, thus achieving energy saving and emission reduction.

[0034] The power distribution room with thermal insulation performance provided by the utility model has thermal insulation materials in the base, side walls, top cover and ceiling, realizing a near-zero thermal bridge structure of the power distribution room and achieving a good thermal insulation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is an external schematic diagram of a power distribution room with thermal insulation performance in an embodiment of the utility model;

[0036] Figure 2 This is a cross-sectional elevation view of a power distribution room with thermal insulation performance in an embodiment of the utility model;

[0037] Figure 3 It is a top cross-sectional view of the side wall of the power distribution room with thermal insulation performance in the embodiment of the utility model;

[0038] Figure 4 for Figure 3 Enlarged view of the middle part Ⅰ;

[0039] Figure 5 for Figure 2 Enlarged view of middle part II;

[0040] Figure 6 for Figure 2 Enlarged view of the middle part III;

[0041] Figure 7 This is a structural diagram of the suspension rod in the embodiment of the utility model;

[0042] The figures are marked as follows: 1. base; 2. column; 2-1. first connecting plate; 2-2. first facade; 2-3. second facade; 2-4. second connecting plate; 2-5. third connecting plate; 3. top cover; 4. outer skin; 5. inner rock wool board side wall; 6. polyurethane foam layer; 7-1. top ceiling; 7-2. side ceiling; 8. hanging rod; 8-1. supporting rod; 8-2. top ceiling supporting plate; 8-3. side ceiling receiving groove. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0044] On the contrary, the present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention as defined by the claims. Further, in order to make the public have a better understanding of the present invention, some specific details are described in detail in the following detailed description of the present invention. Those skilled in the art can fully understand the present invention without the description of these details.

[0045] The present invention provides an embodiment of a power distribution room with thermal insulation performance, the power distribution room comprising: a base 1, a frame, a top cover 3, an outer skin 4 and an internal rock wool board side wall 5;

[0046] The frame includes a plurality of columns 2, the bottom of each column 2 is connected to the base 1, and the top of each column 2 is connected to the top cover 3; specifically, a plurality of columns 2 are arranged around the base 1, and the frame also includes a plurality of cross beams, which are arranged at the top of each column 2 and at the middle of each column 2, and the cross beams are arranged to improve the stability of the entire frame.

[0047] The outer skin 4 is arranged on the side of the column 2 facing the outside of the power distribution room, and the inner rock wool board side wall 5 is arranged on the side of the column 2 facing the inside of the power distribution room;

[0048] A polyurethane foam layer 6 is provided on the side of the outer skin 4 close to the interior of the power distribution room.

[0049] In this embodiment, the outer skin 4 is formed by bending a steel plate.

[0050] The polyurethane foam layer 6 on the side of the outer skin 4 close to the inside of the power distribution room is formed by spraying a polyurethane foaming agent; the polyurethane foam layer 6 not only has the function of heat insulation, but also can provide good strength support for the outer skin 4 after the polyurethane foam hardens, effectively preventing the outer skin from deforming during sandblasting, painting, installation and transportation. It also saves the reinforcement ribs welded to prevent the outer skin (large-size steel plate) from deforming, reduces the use of steel and the corresponding welding workload, and achieves energy conservation and emission reduction.

[0051] Among them, the space between the internal rock wool board side wall 5, the frame and the outer skin is non-flowing air, the polyurethane foam layer 6, the non-flowing air layer and the rock wool all have good thermal insulation properties, and the internal rock wool board side wall 5, the frame and the outer skin together form an insulation structure similar to a sandwich shape; the insulation structure can form a near-zero thermal bridge structure on the side wall of the distribution room.

[0052] In this embodiment, the base 1 includes a base frame welded with steel profiles, a base upper plate and a base lower plate respectively arranged on the upper surface and lower surface of the base frame; and the space between the base upper plate and the base lower plate is filled with insulation material.

[0053] Among them, the filling insulation material includes one or more of polyurethane foam, rock wool, aluminum silicate surface, and aerogel; polyurethane foam is used for heat insulation of the base 1; the upper plate of the base and the lower plate of the base are both made of steel plates, and the steel plates include galvanized plates and patterned steel; specifically, the upper plate of the base, the lower plate of the base and the base frame are connected by welding or screws.

[0054] In this embodiment, the top cover 3 includes a top cover frame welded with steel profiles, and a top cover upper plate and a top cover lower plate respectively arranged on the upper surface and the lower surface of the top cover frame;

[0055] The space between the top cover upper plate and the top cover lower plate is filled with heat-insulating material.

[0056] The filling insulation material includes one or more of polyurethane foam, rock wool, aluminum silicate surface, and aerogel; the upper plate of the top cover and the lower plate of the top cover are both made of steel plates, and the steel plates include galvanized plates and patterned steel; specifically, the upper plate of the top cover, the lower plate of the top cover and the top cover frame are connected by welding or screws.

[0057] The top cover is installed on the top of the frame by bolts or welding; and the area of ​​the umbrella cover is larger than the area enclosed by the frame.

[0058] In this embodiment, the cross section of the column 2 is in the shape of a "X", and the column 2 includes a first connecting plate 2-1 for connecting to the outer skin, a first facade 2-2 and a second facade 2-3 respectively connected to both ends of the first connecting plate 2-1, a second connecting plate 2-4 connected to the first facade 2-2, and a third connecting plate 2-5 connected to the second facade 2-3;

[0059] The second connecting plate 2-4 and the third connecting plate 2-5 are both used to connect to the inner rock wool board side wall 5; connecting holes are provided on the first connecting plate 2-1, the second connecting plate 2-4 and the third connecting plate 2-5;

[0060] The outer skin is fixed on the first connecting plate 2-1; the inner rock wool board side wall 5 is fixedly connected to the second connecting plate 2-4 and the third connecting plate 2-5.

[0061] The outer skin is fixed to the first connecting plate 2-1 by bolts; specifically, at the connection between the outer skin and the first connecting plate 2-1, the edge of the outer skin can be set into a U-shaped groove structure, and the bolts are set in the groove so that there are no exposed bolts at the connection between adjacent outer skins, which is more beautiful.

[0062] The inner rock wool board side wall 5 is fixedly connected to the second connecting plate 2 - 4 and the third connecting plate 2 - 5 through rock wool board fixing nails (including self-tapping screws, tail screws, and dovetail screws).

[0063] In this embodiment, the width of the second connecting plate 2-4 and the third connecting plate 2-5 is the same, which is 20-30 mm (preferably 25 mm); the width of the first connecting plate 2-1 is 20-120 mm; the width of the first facade 2-2 and the second facade 2-3 is the same, which is 50-70 mm.

[0064] In this embodiment, the column 2 is made of sheet metal bending parts or steel profiles. The column 2 is welded on the base to form the basic structure of the power distribution room.

[0065] In this embodiment, the power distribution room further comprises a suspended ceiling, and the suspended ceiling is made of thermal insulation material; specifically, the suspended ceiling is made of any one or more of rock wool, polyurethane foam, aluminum silicate surface, and aerogel;

[0066] The suspended ceiling divides the internal space of the power distribution room into an upper space and a lower space;

[0067] A cable channel and cold and warm air ducts are arranged in the upper space; and the lower space includes a space for personnel activities and an equipment space for placing equipment.

[0068] The internal space of the distribution room is divided into upper space and lower space by suspended ceiling; the cooling space of the air conditioner can be greatly reduced, so that the distribution room of the same size can be matched with a smaller power cooling / heating air conditioner.

[0069] In this embodiment, the suspended ceiling includes a top suspended ceiling 7-1 and a side suspended ceiling 7-2, and the top suspended ceiling is fixed to the top of the power distribution room by a suspension rod 8;

[0070] One end of the side ceiling is connected to the suspension rod 8, and the other end is connected to the top of the equipment in the power distribution room.

[0071] In this embodiment, the suspension rod 8 includes a support rod 8-1 and a ceiling connector;

[0072] The top end of the support rod is fixedly set on the top of the distribution room, and the bottom end of the support rod is fixedly set on the ceiling connector; the ceiling connector includes a top ceiling support plate 8-2 and a side ceiling accommodating groove 8-3; the top ceiling support plate 8-2 is flush with the bottom of the support rod, and the opening of the side ceiling accommodating groove 8-3 faces downward for accommodating the side ceiling.

[0073] Specifically, the connection positions of the top ceiling 7-1, the side ceiling 7-2 and the ceiling connectors are first connected with adhesive and then fixed with swivel screws or screws; the side ceiling and the top of the equipment (including high-voltage cabinets and low-voltage cabinets and other equipment) are also fixed with adhesive, swivel screws or screws. The setting position and number of the side ceilings are determined according to the number and position of the equipment (including high-voltage cabinets and low-voltage cabinets) in the power distribution room. When setting the side ceilings, the space defined by the side ceilings, top ceilings, equipment and base (i.e., the space for personnel activities) should be as small as possible. By setting the side ceilings, the cooling space of the air conditioner is further reduced, so that the power distribution room of the same size can be matched with a smaller power cooling / heating air conditioner.

[0074] The manufacturing method of the power distribution room with thermal insulation performance of the utility model is as follows:

[0075] First, weld the base frame, the upper base plate and the lower base plate. During the welding process, fill the insulation material (foam or rock wool) between the upper base plate and the lower base plate.

[0076] Weld the column 2 to the base and the crossbeam in the welding frame;

[0077] After the frame is welded, the outer skin is fixed to the frame by bolts to form the basic frame of the power distribution room; polyurethane foaming agent is sprayed on the side of the outer skin close to the inside of the power distribution room to form a polyurethane foam layer 6;

[0078] The inner rock wool board side wall is fixed to the side of the column facing the inside of the power distribution room through the rock wool board fixing nails, and the ceiling is fixed to the top of the power distribution room through the hanger. The top ceiling is placed on the top ceiling support plate, connected by adhesive, and then fixed by screws or screws. The top of the side ceiling is inserted into the side ceiling accommodating groove, connected by adhesive, and then the sealing strip is inserted to seal and fix. The bottom of the side ceiling is fixedly connected to the equipment casing in the power distribution room by adhesive or screws.

[0079] Finally, bolt or weld the top cover to the top of the frame to complete the assembly of the distribution room.

[0080] The power distribution room provided by the utility model is based on a steel power distribution room, and can be installed in a factory using factory-prefabricated equipment, thus solving the problem of large land occupation and long construction period of brick-concrete power distribution rooms. In addition, the outer skin (large wall steel plate) is fixed with bolts, thus solving the problem of large construction volume and high energy consumption of fully welded power distribution rooms. In addition, the sandwich-shaped insulation structure used in this application solves the problem of thermal insulation of the power distribution room; it greatly reduces the construction period of the power distribution room, improves the thermal insulation performance of the power distribution room, and effectively reduces carbon dioxide emissions.

[0081] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A power distribution room with thermal insulation performance, characterized in that: The power distribution room comprises: a base, a frame, a top cover, an outer skin and an inner rock wool board side wall; The frame includes a plurality of columns, the bottom of each column is connected to the base, and the top of each column is connected to the top cover; The outer skin is arranged on the side of the column facing the outside of the power distribution room, and the inner rock wool board side wall is arranged on the side of the column facing the inside of the power distribution room; A polyurethane foam layer is arranged on a side of the outer skin close to the interior of the power distribution room.

2. A power distribution room with thermal insulation performance according to claim 1, characterized in that: The outer skin is formed by bending a steel plate.

3. A power distribution room with thermal insulation performance according to claim 1, characterized in that: The base comprises a base frame welded with steel profiles, a base upper plate and a base lower plate respectively arranged on the upper surface and the lower surface of the base frame; and a space between the base upper plate and the base lower plate is filled with a heat-insulating material.

4. A power distribution room with thermal insulation performance according to claim 1, characterized in that: The top cover comprises a top cover frame welded by steel profiles, and a top cover upper plate and a top cover lower plate respectively arranged on the upper surface and the lower surface of the top cover frame; The space between the top cover upper plate and the top cover lower plate is filled with heat-insulating material.

5. A power distribution room with thermal insulation performance according to claim 1, characterized in that: The column has a cross-section of a "X" shape, and comprises a first connecting plate for connecting to the outer skin, a first facade and a second facade respectively connected to two ends of the first connecting plate, a second connecting plate connected to the first facade, and a third connecting plate connected to the second facade; The second connecting plate and the third connecting plate are both used to connect to the side wall of the internal rock wool board; connecting holes are provided on the first connecting plate, the second connecting plate and the third connecting plate; The outer skin is fixed on the first connecting plate; the inner rock wool board side wall is fixedly connected to the second connecting plate and the third connecting plate.

6. A power distribution room with thermal insulation performance according to claim 5, characterized in that: The widths of the second connecting plate and the third connecting plate are the same, which is 20-30 mm; the width of the first connecting plate is 20-120 mm; the widths of the first facade and the second facade are the same, which is 50-70 mm.

7. A power distribution room with thermal insulation performance according to claim 1, characterized in that: The columns are made of sheet metal bending parts or steel profiles.

8. A power distribution room with thermal insulation performance according to claim 1, characterized in that: The power distribution room also includes a suspended ceiling, which is made of thermal insulation material; The suspended ceiling divides the internal space of the power distribution room into an upper space and a lower space; A cable channel and cold and warm air ducts are arranged in the upper space; and the lower space includes a space for personnel activities and an equipment space for placing equipment.

9. A power distribution room with thermal insulation performance according to claim 8, characterized in that: The suspended ceiling includes a top suspended ceiling and a side suspended ceiling, and the top suspended ceiling is fixed to the top of the power distribution room by a suspension rod; One end of the side ceiling is connected to the suspension rod, and the other end is connected to the top of the equipment in the power distribution room.

10. A power distribution room with thermal insulation performance according to claim 9, characterized in that: The suspension rod comprises a support rod and a ceiling connection piece; The top end of the support rod is fixedly set on the top of the distribution room, and the bottom end of the support rod is fixedly set on the ceiling connector; the ceiling connector includes a top ceiling support plate and a side ceiling accommodating groove; the top ceiling support plate is flush with the bottom of the support rod, and the opening of the side ceiling accommodating groove faces downward for accommodating the side ceiling.

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