CN210564192U - Bridge cut-off heat preservation door of box-type substation - Google Patents
Bridge cut-off heat preservation door of box-type substation Download PDFInfo
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- CN210564192U CN210564192U CN201921079484.8U CN201921079484U CN210564192U CN 210564192 U CN210564192 U CN 210564192U CN 201921079484 U CN201921079484 U CN 201921079484U CN 210564192 U CN210564192 U CN 210564192U
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Abstract
The utility model discloses a bridge cut-off heat preservation door of a box-type substation, which comprises an outer door plate and an inner lining plate, wherein an injection molding piece is arranged between the outer door plate and the inner lining plate, a cavity is formed between the outer door plate and the inner lining plate through the connection with the injection molding piece, an S-shaped bent plate I is fixed on the inner side surface of the inner lining plate, the upper surface of the S-shaped bent plate I is fixed with the inner lining plate, an S-shaped bent plate II is also fixed on the inner side of the outer door plate, and the lower surface of the S-shaped bent plate II is fixed with the outer door plate; the injection molding part comprises an inner lining plate injection molding strip and an outer door plate injection molding strip, wherein the inner lining plate injection molding strip is embedded with the S-shaped bent plate I, a sliding groove is formed in the inner lining plate injection molding strip, a sliding block is arranged on the outer door plate injection molding strip, the inner lining plate injection molding strip and the outer door plate injection molding strip are clamped together, and the outer door plate injection molding strip is also embedded with the S-shaped bent plate II; the insulating layer is filled in the cavity; the heat-insulating layer is made of polyurethane foaming glue. The product has the advantages that: the heat transfer efficiency inside and outside the box-type substation can be reduced, and the effect of high heat insulation performance is achieved.
Description
Technical Field
The utility model relates to a power supply unit door field specifically is a box-type substation bridge cut-off heat preservation door.
Background
With the popularization of the box-type transformer substation in a large area, especially the application in extremely cold areas, great challenges are brought to the heat preservation of the box-type transformer substation. The common box-type substation adopts a simple production process and materials to manufacture the outer door of the box-type substation, specifically, two door plates are directly welded together, so that the heat transfer efficiency is very high, the heat exchange speed is very high, even if heating measures are added inside, the purpose of continuous heat preservation can not be realized due to the fact that the structural characteristics and the material characteristics of the door can quickly promote heat to quickly lose, the requirement of the minimum temperature required by reliable operation of individual electrical elements cannot be met, and meanwhile, the common box-type substation is not beneficial to environmental protection and energy conservation and emission reduction. For doors covering the periphery of the box-type substation in a large area, the heat insulation performance and the wind pressure resistance performance of the doors must be improved so as to ensure that the internal temperature of the box-type substation meets the proper temperature required by the normal operation of each electrical element in an extremely cold environment.
Disclosure of Invention
In order to overcome the difficulty in the prior art and achieve the aim, the utility model provides a box-type substation bridge cut-off door with heat preservation and wind pressure resistance simultaneously.
The technical scheme of the utility model is that: the door comprises an outer door panel and an inner lining plate, wherein an injection molding part is arranged between the outer door panel and the inner lining plate, a cavity is formed between the outer door panel and the inner lining plate through connection with the injection molding part, an S-shaped bent plate I is fixed on the inner side surface of the inner lining plate, the upper surface of the S-shaped bent plate I is fixed with the inner lining plate, an S-shaped bent plate II is also fixed on the inner side of the outer door panel, and the lower surface of the S-shaped bent plate II is fixed with the outer door panel; the injection molding part comprises an inner lining plate injection molding strip and an outer door plate injection molding strip, wherein the inner lining plate injection molding strip is embedded with the S-shaped bent plate I, a sliding groove is formed in the inner lining plate injection molding strip, a sliding block is arranged on the outer door plate injection molding strip, the inner lining plate injection molding strip and the outer door plate injection molding strip are clamped together, and the outer door plate injection molding strip is also embedded with the S-shaped bent plate II; the insulating layer is filled in the cavity; the heat-insulating layer is made of polyurethane foaming glue.
The S-shaped bent plate I and the S-shaped bent plate II are both made of metal materials.
The injection molding piece is made of a heat-insulating high polymer material.
The injection molding piece is made of PA66 nylon material.
And the S-shaped bent plate I and the S-shaped bent plate II are welded on the inner lining plate and the outer door plate.
The utility model has the advantages that:
1. the structure of this product and the material of adoption can accomplish to reduce the inside and outside heat transfer efficiency of box-type substation, reach the effect that thermal insulation performance is high.
2. The polymer material has the characteristic of excellent sound insulation performance, and can reduce the pollution of the equipment working chamber to the outside noise.
3. The heat-insulating layer is made of heat-insulating high polymer materials, so that the effects of preventing condensation and frosting can be achieved.
4. Due to the characteristics of the product structure and the material, the service life of the product is prolonged.
Drawings
Fig. 1 is a cross-sectional view of a bridge cut-off door of a box-type substation.
In the figure, 1 is an outer door plate, 2 is an outer door plate injection molding strip, 3 is an S-shaped bent plate II, 4 is an inner lining plate, 5 is an inner lining plate injection molding strip, 6 is an S-shaped bent plate I, and 7 is a chamber.
Detailed Description
As shown in fig. 1, the utility model discloses an outer door panel 1, interior lining 4, be equipped with the injection molding between outer door panel 1 and the interior lining 4, through the connection with the injection molding, form cavity 7 between outer door panel 1 and the interior lining 4, be fixed with S type bent plate I6 on the interior side of interior lining 4, the upper surface of S type bent plate I6 is fixed with interior lining 4, also be fixed with S type bent plate II 3 in the outer door panel 1 inboard, the lower surface of above-mentioned S type bent plate II 3 is fixed with outer door panel 1; the injection molding part comprises an inner lining plate injection molding strip 5 and an outer door plate injection molding strip 2, wherein the inner lining plate injection molding strip 5 is embedded with an S-shaped bent plate I6, a sliding groove is formed in the inner lining plate injection molding strip 5, a sliding block is arranged on the outer door plate injection molding strip 2, the inner lining plate injection molding strip 5 and the outer door plate injection molding strip 2 are clamped together, and the outer door plate injection molding strip 2 is also embedded with an S-shaped bent plate II 3; the insulating layer is filled in the cavity 7; the heat-insulating layer is made of polyurethane foaming glue.
The S-shaped bent plate I6 and the S-shaped bent plate II 3 are both made of metal materials.
The injection molding piece is made of a heat-insulating high polymer material.
The injection molding piece is made of PA66 nylon material.
And the S-shaped bent plate I6 and the S-shaped bent plate II 3 are welded on the inner lining plate 4 and the outer door panel 1. In practical application, the utility model discloses on current box-type substation basis, change the structure and the material of outer door. The outer door is processed by a special process to be made into a hollow cavity, and the inner door plate and the outer door plate are connected at the cross section by using a non-metal high polymer material with the same thermal expansion coefficient as the outer door and good heat insulation performance, so that the lowest overall heat conduction rate is ensured, the heat in the box-type substation is prevented from being rapidly transferred to the external environment, and the purposes of heat preservation and heat insulation are achieved. Particularly, the utility model discloses a bridge cut-off formula structure, two-layer door plant adopt the cavity to connect the form and form the cavity not. The section is connected by adopting a heat-insulating high-molecular non-metallic material with the thermal expansion coefficient similar to that of the plate, so that the heat transfer efficiency is reduced, the heat loss is reduced, and the heat preservation purpose is achieved. The specific parameters are as follows: 1) inner and outer door panels: the material is high-quality stainless steel plate, high-quality aluminum-zinc coated plate, high-quality cold rolled steel plate (sprayed with fluorocarbon finish paint), and the two door plate structures with matching performance are formed by machining.
2) Heat-insulating high polymer material: PA66 nylon injection molding or other materials of national certification are processed into shapes and structures which have matching performance with the inner door panel and the outer door panel, and the two door panels are connected to form a broken bridge structure.
3) Thermal insulation material: the polyurethane foaming glue is filled on the inner side of the hollow door panel and serves as an intermediate filler to play a role in flame retardance, heat preservation and heat insulation.
The utility model discloses the preparation process flow does:
the method comprises the following steps: discharging
Cutting a 304 stainless steel plate with a thickness of 2.0mm and a protective film into the required size of a processed door by using a shearing machine;
step two: punching hole
Transferring the cut plate to a numerical control turret punch press for angle opening and punching;
step three: bending
Transferring the plate processed by the numerical control turret punch press to a numerical control plate bending machine for bending and forming;
step four: welding of
Carrying out film tearing, corner sealing, stud welding, grinding, wire drawing, polishing and film pasting on the bent and formed door;
step five: assembly
And (3) penetrating a corresponding hole on the injection molding part through a corresponding stud of the door, fastening the stud by using a nut, laying a sealing plate, and fixing the sealing plate on the hole with the reserved thread on the injection molding part by using a bolt.
Claims (5)
1. The utility model provides a box-type substation bridge cut-off heat preservation door, includes outer door plant, interior welt, be equipped with the injection molding between outer door plant and the interior welt, through being connected with the injection molding, form cavity, its characterized in that between outer door plant and the interior welt: an S-shaped bent plate I is fixed on the inner side surface of the inner lining plate, the upper surface of the S-shaped bent plate I is fixed with the inner lining plate, an S-shaped bent plate II is also fixed on the inner side of the outer door panel, and the lower surface of the S-shaped bent plate II is fixed with the outer door panel; the injection molding part comprises an inner lining plate injection molding strip and an outer door plate injection molding strip, wherein the inner lining plate injection molding strip is embedded with the S-shaped bent plate I, a sliding groove is formed in the inner lining plate injection molding strip, a sliding block is arranged on the outer door plate injection molding strip, the inner lining plate injection molding strip and the outer door plate injection molding strip are clamped together, and the outer door plate injection molding strip is also embedded with the S-shaped bent plate II; the insulating layer is filled in the cavity; the heat-insulating layer is made of polyurethane foaming glue.
2. The bridge cut-off heat preservation door of box-type substation of claim 1, characterized in that: the S-shaped bent plate I and the S-shaped bent plate II are both made of metal materials.
3. The bridge cut-off heat preservation door of box-type substation of claim 1, characterized in that: the injection molding piece is made of a heat-insulating high polymer material.
4. The bridge cut-off heat preservation door of box-type substation of claim 3, characterized in that: the injection molding piece is made of PA66 nylon material.
5. The bridge cut-off heat preservation door of box-type substation of claim 1, characterized in that: and the S-shaped bent plate I and the S-shaped bent plate II are welded on the inner lining plate and the outer door plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079484.8U CN210564192U (en) | 2019-07-11 | 2019-07-11 | Bridge cut-off heat preservation door of box-type substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079484.8U CN210564192U (en) | 2019-07-11 | 2019-07-11 | Bridge cut-off heat preservation door of box-type substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210564192U true CN210564192U (en) | 2020-05-19 |
Family
ID=70625842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921079484.8U Active CN210564192U (en) | 2019-07-11 | 2019-07-11 | Bridge cut-off heat preservation door of box-type substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210564192U (en) |
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2019
- 2019-07-11 CN CN201921079484.8U patent/CN210564192U/en active Active
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