Steel bridge-cut-off heat insulation section bar
Technical Field
The utility model belongs to the technical field of thermal-insulated section bar technique and specifically relates to thermal-insulated section bar of steel bridge cut-off.
Background
At present, in order to meet the economic development and the requirements of people, the existing steel sectional materials mostly exist in a form of a broken bridge (the broken bridge refers to the non-closed form at the end part of the sectional material), although the steel sectional materials can be conveniently installed and connected, in practical application, the fact that if two same steel sectional materials are welded together (the steel sectional materials are welded at the broken bridge at the end part of the sectional material) has no bearing point, the welded parts only have the mutual connection part, so that the bearing capacity is not high, in application, a plurality of sectional materials are often required to be jointly connected, so that the bearing capacity can be improved, more materials are consumed, the cost is improved, and in addition, as the two same steel sectional materials are welded together, no bearing point exists, the stability of the steel sectional materials can be correspondingly reduced, and the steel sectional materials are not beneficial to long-term use; in addition, the existing steel sectional material has good heat-conducting property, so that the heat-insulating property is insufficient, after the steel sectional material is applied to greenhouse construction, the temperature inside the greenhouse is rapidly increased due to the fact that the external high temperature is easily transmitted to the inside of the greenhouse, and the working efficiency of workers working in the greenhouse is low.
Disclosure of Invention
The not enough to prior art, the utility model provides a thermal-insulated section bar of steel bridge cut-off, this section bar is through improving the back, can effectively solve the problem that proposes among the above-mentioned background art.
The technical scheme of the utility model is that:
the heat insulation profile of the steel bridge cut-off is characterized in that: the steel section bar comprises a steel section bar body, wherein the hollow structure is arranged in the steel section bar body, the left side of the steel section bar body is connected with a connector, the right side of the steel section bar body is connected with a connecting piece, the hollow structure is arranged in the connector and the connector is communicated with the steel section bar body, the connector is internally welded with a first connecting plate and a second connecting plate in sequence from top to bottom, the first connecting plate and the second connecting plate are both waved in front view, the first connecting plate and the second connecting plate form a first connecting area, a second connecting area and a third connecting area in the connector, the connecting piece comprises a first connecting plate strip, a second connecting plate strip and a third connecting plate strip, the right side of the steel section bar body is sequentially connected with the first connecting plate strip, the second connecting plate strip and the third connecting plate strip from top to bottom, and an accommodating frame is welded in the middle of the, the heat insulation structure comprises a steel section body, a connector and a connecting piece, wherein the steel section body is provided with a hollow structure, the connector is provided with a hollow structure, a heat insulation plate is embedded in the accommodating frame, and the outer sides of the steel section body, the connector and the connecting piece are coated with a heat insulation coating layer.
Furthermore, the steel section body and the connector as well as the steel section body and the connecting piece are integrally formed.
Furthermore, the first connecting plate strip, the second connecting plate strip and the third connecting plate strip are respectively matched with the first connecting area, the second connecting area and the third connecting area, the wave shape of the bottom surface of the first connecting plate strip corresponds to the wave shape of the top surface of the first connecting plate, the wave shapes of the upper surface and the lower surface of the second connecting plate strip correspond to the wave shapes of the bottom surface of the first connecting plate and the top surface of the second connecting plate respectively, and the wave shape of the top surface of the third connecting plate strip corresponds to the wave shape of the bottom surface of the second connecting plate.
Furthermore, the accommodating frame corresponds to the second connecting area of the connector.
Furthermore, the heat insulation board is a glass fiber heat insulation board, the glass fiber heat insulation board is a heat insulation board with the German A brand model number of A-300, and the board is composed of glass fibers and high-temperature resistant resin, so that the glass fiber heat insulation board not only has high mechanical property and insulating property, but also has low thermal conductivity and can resist temperature of 300 ℃.
Furthermore, the heat insulation coating layer is a reflection heat insulation coating layer, the reflection heat insulation coating layer adopts a ZS-211 reflection heat insulation coating material, the coating is single-component bone white slurry, the temperature resistance range is-30 to-120 ℃, the coating is a novel space energy-saving reflection heat insulation coating integrating high efficiency, thin layer, heat insulation, decoration, water resistance, fire resistance, corrosion resistance and insulation, the coating can be in a three-dimensional network ceramic fiber structure formed by connecting the surfaces of objects together through closed microbeads, the heat insulation grade of the coating reaches R-30.1, the heat reflectivity is 90%, the heat conductivity coefficient is 0.04W/m.K, the radiation heat and the conduction heat of the sun and infrared rays can be effectively inhibited, and the heat insulation inhibition efficiency can reach about 90%.
The utility model has the advantages that: the connecting heads and the connecting pieces are respectively arranged at the left side and the right side of the steel section body, and the connecting pieces are inserted into the connecting heads, so that the bearing points are formed when the two sections are connected, the bearing capacity of the sections during connection can be further improved, the number of the used sections is reduced, the cost is reduced, the stability of the sections during connection is improved, and the service life of the sections is prolonged; in addition, through being equipped with thermal-insulated dope layer and heat insulating board, can further improve the heat-proof quality of section bar, and then improve its thermal-insulated effect after using, more satisfy in user's demand, the practicality improves greatly.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view (enlarged view) of the connector of the present invention;
fig. 3 is a sectional view (enlarged view) of the steel profile body according to the present invention.
In the figure, 1, a steel profile body; 2. a connector; 3. a connecting member; 4. a first connecting plate; 5. a second connecting plate; 6. a first connection region; 7. a second connection region; 8. a third connection region; 9. a first connecting panel; 10. a second connecting panel; 11. a third connecting panel; 12. an accommodating frame; 13. a heat insulation plate; 14. and a heat insulation coating layer.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1-3, the heat insulation profile for steel bridge cut-off comprises a steel profile body 1, the hollow structure inside the steel profile body 1, the left side of the steel profile body 1 is connected with a connector 2, the right side of the steel profile body 1 is connected with a connector 3, the hollow structure inside the connector 2 and the connector 2 are communicated with the steel profile body 1, the connector 2 is internally welded with a first connecting plate 4 and a second connecting plate 5 from top to bottom in sequence, the first connecting plate 4 and the second connecting plate 5 are both waved in front view, the first connecting plate 4 and the second connecting plate 5 form a first connecting area 6, a second connecting area 7 and a third connecting area 8 inside the connector 2, the connector 3 comprises a first connecting plate strip 9, a second connecting plate strip 10 and a third connecting plate strip 11, the right side of the steel profile body 1 is connected with the first connecting plate 9, the second connecting plate strip 10 and the third connecting strip 11 from top to bottom in sequence, The steel section bar comprises a second connecting lath 10 and a third connecting lath 11, wherein a containing frame 12 is welded in the middle of the steel section bar body 1, a hollow structure is arranged in the containing frame 12, a heat insulation plate 13 is embedded in the containing frame 12, and a layer of heat insulation coating layer 14 is coated on the outer sides of the steel section bar body 1, the connector 2 and the connecting piece 3.
The steel section body 1 and the connector 2 as well as the steel section body 1 and the connecting piece 3 are integrally formed.
The first connecting plate strip 9, the second connecting plate strip 10 and the third connecting plate strip 11 are respectively matched with the first connecting area 6, the second connecting area 7 and the third connecting area 8, the wave shape of the bottom surface of the first connecting plate strip 9 corresponds to the wave shape of the top surface of the first connecting plate 4, the wave shape of the upper surface and the lower surface of the second connecting plate strip 10 corresponds to the wave shape of the bottom surface of the first connecting plate 4 and the top surface of the second connecting plate 5 respectively, and the wave shape of the top surface of the third connecting plate strip 11 corresponds to the wave shape of the bottom surface of the second connecting plate 5. The purpose of this design is: the connecting piece is convenient to connect one of the sectional materials with the other sectional material, and when the connecting piece is connected, the connecting head of one of the sectional materials is connected with the connecting piece of the other sectional material, so that a bearing point is provided for the connection of the sectional materials, and the bearing capacity and the stability are improved.
The accommodating frame 12 corresponds to the second connecting region 7 of the connector 2. The purpose of this design is: the heat insulation plate can conveniently extend into the accommodating frame from the second connecting area.
The heat insulation board 13 is a glass fiber heat insulation board, the glass fiber heat insulation board is a heat insulation board with the German A brand model number of A-300, and the board is composed of glass fibers and high temperature resistant resin, so that the glass fiber heat insulation board not only has high mechanical property and insulation property, but also has low thermal conductivity and can resist temperature of 300 ℃.
The heat insulation coating layer 14 is a reflection heat insulation coating layer, the reflection heat insulation coating layer adopts ZS-211 reflection heat insulation coating material, the coating is single-component bone white slurry, the temperature resistance range is-30 to-120 ℃, the coating is a novel space energy-saving reflection heat insulation coating integrating high efficiency, thin layer, heat insulation, decoration, water resistance, fire resistance, corrosion resistance and insulation, the coating can be in a three-dimensional network ceramic fiber structure formed by connecting objects together through closed micro-beads, the heat insulation grade of the coating reaches R-30.1, the heat reflectivity is 90%, the heat conductivity coefficient is 0.04W/m.K, the radiation heat and the conduction heat of the sun and infrared rays can be effectively inhibited, and the heat insulation inhibition efficiency can reach about 90%.
The utility model discloses when using, when the section bar that will be different if needs is connected, can be connected the connector 2 of one of them section bar and the connecting piece 3 of another section bar, the mode of connection: the two profiles can be directly inserted, and after being connected, the two profiles can be welded at the end of the joint, and in addition, the heat insulation plate 13 can extend into the accommodating frame 12 from the second connecting area 7.
The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.