CN213576007U

CN213576007U - Lining type steel-plastic composite pipe with fire-fighting emergency protection function

Info

Publication number: CN213576007U
Application number: CN202021624360.6U
Authority: CN
Inventors: 林浩; 马根生; 王博锐; 石诺舟; 徐汉奎
Original assignee: Qingjian Group Co Ltd
Current assignee: Qingjian Group Co Ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-06-29
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a compound pipe is moulded to steel that interior bushing type has emergent protect function of fire control, including compound pipe body, the one end of compound pipe body is provided with flange board one, the other end of compound pipe body is provided with flange board two, flange board one with all be provided with a plurality of mounting holes on the flange board two respectively, compound pipe body comprises outer tube and inner tube, the inner tube is located the inside of outer tube, the inside wall of inner tube is provided with the flame retardant coating, the outer tube with insulating layer and enhancement layer have set gradually between the inner tube, the insulating layer is located the inside wall of outer tube, the enhancement layer is located the lateral wall of inner tube, the outer tube the inner tube the flame retardant coating the insulating layer with junction between the enhancement layer is bonding connection structure respectively. Has the advantages that: the steel-plastic composite pipe has better fireproof performance, the integral strength of the steel-plastic composite pipe is improved, and the steel-plastic composite pipe has a fire-fighting emergency protection function.

Description

Lining type steel-plastic composite pipe with fire-fighting emergency protection function

Technical Field

The utility model relates to a compound pipe technical field is moulded to steel, particularly, relates to a lined steel is moulded compound pipe that has emergent protect function of fire control.

Background

The steel-plastic composite pipe is produced with seamless steel pipe and welded steel pipe as base pipe and has inner wall coated with high adhesion, anticorrosive and food level sanitary polyethylene powder paint or epoxy resin paint. The water-supplying galvanized internal plastic-coated composite steel pipe is an upgraded product of the traditional galvanized pipe and is generally connected by screw threads. The traditional composite pipe is widely applied, but particularly in the application of heat supply, gas supply and the like, the requirement is very strict, the composite pipe is influenced by the environment, the composite pipe is frequently damaged after being used for a long time, a fire disaster is easily caused due to overhigh temperature, the service life of the pipeline is shortened, and the safety is not high.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a compound pipe is moulded to steel that interior bushing type has emergent protect function of fire control to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a compound pipe is moulded to interior lined steel that has emergent protect function of fire control, includes the compound pipe body, the one end of compound pipe body is provided with flange board one, the other end of compound pipe body is provided with flange board two, flange board one with all be provided with a plurality of mounting holes on the flange board two respectively, the compound pipe body comprises outer tube and inner tube, the inner tube is located the inside of outer tube, the inside wall of inner tube is provided with the flame retardant coating, the outer tube with insulating layer and enhancement layer have set gradually respectively between the inner tube, the insulating layer is located the inside wall of outer tube, the enhancement layer is located the lateral wall of inner tube, the outer tube, the inner tube the flame retardant coating, the insulating layer with the junction between the enhancement layer is bonding connection structure respectively.

Further, one sides, far away from the composite pipe body, of the first flange plate and the second flange plate are respectively provided with a sealing gasket.

Further, the outer pipe is a seamless steel pipe, and the inner pipe is made of polyethylene.

Further, the flame retardant coating comprises ceramic layer, rock wool layer and polytetrafluoroethylene heat-resistant layer, the rock wool layer is located the ceramic layer with between the polytetrafluoroethylene heat-resistant layer.

Furthermore, the heat insulation layer is made of polystyrene foam plastics.

Furthermore, the reinforcing layer is composed of a reinforcing steel belt layer and a steel wire mesh layer.

Furthermore, the reinforcing steel belt layer is formed by weaving a plurality of steel belts, and a silica gel layer is coated outside the steel wire mesh layer.

The utility model has the advantages that: through the lining formula that sets up by flange board one, flange board two, outer tube, inner tube, flame retardant coating, insulating layer, enhancement layer, seal gasket, ceramic layer, rock wool layer, polytetrafluoroethylene heat-resistant layer, enhancement steel tape layer, steel wire net layer, steel band and silica gel layer constitute have the emergent protect function's of fire control steel and mould compound pipe to make this steel mould compound pipe have better fire behavior, improve this steel and mould compound pipe's bulk strength, make it have the emergent protect function of fire control.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lining type steel-plastic composite pipe with fire-fighting emergency protection function according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a steel-plastic composite pipe with a lining type fire-fighting emergency protection function according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a fire-proof layer of a lining type steel-plastic composite pipe with fire-fighting emergency protection function according to an embodiment of the invention;

fig. 4 is a schematic structural view of a reinforcing layer of a lining type steel-plastic composite pipe with fire-fighting emergency protection function according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a reinforced steel belt layer of a lining type steel-plastic composite pipe with fire emergency protection function according to the embodiment of the present invention.

In the figure:

1. a composite pipe body; 2. a first flange plate; 3. a second flange plate; 4. mounting holes; 5. an outer tube; 6. an inner tube; 7. a fire barrier layer; 8. a thermal insulation layer; 9. a reinforcing layer; 10. sealing gaskets; 11. a ceramic layer; 12. a rock wool layer; 13. a polytetrafluoroethylene heat-resistant layer; 14. reinforcing the steel belt layer; 15. a steel wire mesh layer; 16. a steel belt; 17. and (5) a silica gel layer.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a compound pipe is moulded to interior lined steel that has emergent protect function of fire control.

The first embodiment is as follows:

as shown in figures 1-5, according to the utility model discloses a compound pipe is moulded to steel that interior bushing type has emergent protect function of fire control, including compound pipe body 1, the one end of compound pipe body 1 is provided with flange board one 2, the other end of compound pipe body 1 is provided with flange board two 3, flange board one 2 with all be provided with a plurality of mounting holes 4 on the flange board two 3 respectively, compound pipe body 1 comprises outer tube 5 and inner tube 6, inner tube 6 is located the inside of outer tube 5, the inside wall of inner tube 6 is provided with flame retardant coating 7, outer tube 5 with insulating layer 8 and enhancement layer 9 have set gradually respectively between the inner tube 6, insulating layer 8 is located the inside wall of outer tube 5, enhancement layer 9 is located the lateral wall of inner tube 6, outer tube 5, inner tube 6, flame retardant coating 7, The joints between the heat insulation layer 8 and the reinforcing layer 9 are respectively of an adhesive connecting structure.

By means of the technical scheme, the steel-plastic composite pipe with the fire-fighting emergency protection function is formed by arranging the lining type steel-plastic composite pipe which is composed of the flange plate I2, the flange plate II 3, the outer pipe 5, the inner pipe 6, the fire-proof layer 7, the heat-insulating layer 8, the reinforcing layer 9, the sealing gasket 10, the ceramic layer 11, the rock wool layer 12, the polytetrafluoroethylene heat-resistant layer 13, the reinforcing steel belt layer 14, the steel wire net layer 15, the steel belt 16 and the silica gel layer 17, so that the steel-plastic composite pipe has good fire-fighting performance, the overall strength of the steel-plastic composite pipe is improved, and the steel-plastic composite pipe has.

Example two:

as shown in fig. 1 to 5, a sealing gasket 10 is respectively disposed on one side of each of the first flange plate 2 and the second flange plate 3, which is far away from the composite pipe body 1, the outer pipe 5 is a seamless steel pipe, the inner pipe 6 is made of polyethylene, the fireproof layer 7 is composed of a ceramic layer 11, a rock wool layer 12 and a polytetrafluoroethylene heat-resistant layer 13, the rock wool layer 12 is located between the ceramic layer 11 and the polytetrafluoroethylene heat-resistant layer 13, the heat-insulating layer 8 is made of polystyrene foam plastic, the reinforcing layer 9 is composed of a reinforcing steel strip layer 14 and a steel wire mesh layer 15, the reinforcing steel strip layer 14 is formed by weaving a plurality of steel strips 16, and a silica gel layer 17 is coated outside the steel wire mesh layer 15.

As can be seen from fig. 1 to 5, a sealing gasket 10 is respectively disposed on one side of each of the first flange plate 2 and the second flange plate 3, which is away from the composite pipe body 1, the outer pipe 5 is a seamless steel pipe, the inner pipe 6 is made of polyethylene, the fireproof layer 7 is made of a ceramic layer 11, a rock wool layer 12 and a polytetrafluoroethylene heat-resistant layer 13, the rock wool layer 12 is located between the ceramic layer 11 and the polytetrafluoroethylene heat-resistant layer 13, the heat-insulating layer 8 is made of polystyrene foam plastic, the reinforcing layer 9 is made of a reinforcing steel strip layer 14 and a steel wire mesh layer 15, the reinforcing steel strip layer 14 is woven by a plurality of steel strips 16, the steel wire mesh layer 15 is coated with a silica gel layer 17, and the design of the sealing gasket 10 and the silica gel layer 17 is conventional and therefore will not be described in detail.

In conclusion, with the aid of the above technical scheme of the utility model, through setting up by flange board one 2, flange board two 3, outer tube 5, inner tube 6, flame retardant coating 7, insulating layer 8, enhancement layer 9, seal gasket 10, ceramic layer 11, rock wool layer 12, polytetrafluoroethylene heat-resistant layer 13, strengthen steel tape layer 14, steel wire stratum reticulare 15, the interior bushing type that steel band 16 and silica gel layer 17 constitute has the compound pipe is moulded to the steel that emergent protect function of fire control, thereby make this compound pipe is moulded to steel have better fire behavior, improve the bulk strength of compound pipe is moulded to this steel, make it have the emergent protect function of fire control.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The steel-plastic composite pipe with the fire-fighting emergency protection function is characterized by comprising a composite pipe body (1), wherein one end of the composite pipe body (1) is provided with a flange plate I (2), the other end of the composite pipe body (1) is provided with a flange plate II (3), the flange plate I (2) and the flange plate II (3) are respectively provided with a plurality of mounting holes (4), the composite pipe body (1) is composed of an outer pipe (5) and an inner pipe (6), the inner pipe (6) is positioned inside the outer pipe (5), the inner side wall of the inner pipe (6) is provided with a fireproof layer (7), a heat insulation layer (8) and a reinforcing layer (9) are sequentially arranged between the outer pipe (5) and the inner pipe (6), the heat insulation layer (8) is positioned on the inner side wall of the outer pipe (5), and the reinforcing layer (9) is positioned on the outer side wall of the inner pipe (6), the joints among the outer pipe (5), the inner pipe (6), the fireproof layer (7), the heat insulation layer (8) and the reinforcing layer (9) are respectively of an adhesive connecting structure.

2. The steel-plastic composite pipe with the fire-fighting emergency protection function as claimed in claim 1, wherein the side of the first flange plate (2) and the side of the second flange plate (3) far away from the composite pipe body (1) are respectively provided with a sealing gasket (10).

3. The steel-plastic composite pipe with the fire-fighting emergency protection function as claimed in claim 1, wherein the outer pipe (5) is a seamless steel pipe, and the inner pipe (6) is made of polyethylene.

4. The steel-plastic composite pipe with fire-fighting emergency protection function of claim 1, characterized in that the fire-proof layer (7) is composed of a ceramic layer (11), a rock wool layer (12) and a polytetrafluoroethylene heat-resistant layer (13), wherein the rock wool layer (12) is located between the ceramic layer (11) and the polytetrafluoroethylene heat-resistant layer (13).

5. The steel-plastic composite pipe with the function of fire emergency protection in the lining type as claimed in claim 1, wherein the thermal insulation layer (8) is made of polystyrene foam plastic.

6. The steel-plastic composite pipe with fire-fighting emergency protection function as claimed in claim 1, wherein the reinforcing layer (9) is composed of a reinforcing steel belt layer (14) and a steel wire mesh layer (15).

7. The steel-plastic composite pipe with the fire-fighting emergency protection function of claim 6, characterized in that the reinforcing steel belt layer (14) is woven by a plurality of steel belts (16), and the outside of the steel wire mesh layer (15) is coated with a silicone layer (17).