CN214789810U - Steel bushing steel insulating tube with protection architecture - Google Patents

Abstract

The utility model discloses a steel bushing steel insulating tube with protection architecture, including two inner tubes and two steel bushings, the inner wall of two steel bushings all through a plurality of stiffener respectively with the outer wall fixed connection of two inner tubes, all fill between two inner tubes and two steel bushings have polyurethane foam layer, two inner tubes carry out fixed connection through coupling assembling, the inside of two inner tubes is equipped with filter assembly, the equal fixed heat preservation that is equipped with in surface of two steel bushings, the surface of two heat preservation all coats and has chlorosulfonated polyethylene anticorrosive paint layer, the both ends of two inner tubes are all fixed and are equipped with the mounting panel, the beneficial effects of the utility model are that: the corrugated compensation pipe is connected with the two inner pipes, so that the inner pipes can be protected, and the damage of the inner pipes caused by the fact that media in the inner pipes extrude the inner pipes due to expansion with heat and contraction with cold is prevented; the polyurethane foam layer filled between the inner pipe and the steel sleeve is matched with the heat-insulating layer arranged on the surface of the steel sleeve, so that the loss of heat in the pipe can be reduced, and the anti-freezing protection effect is achieved.

Description

Steel bushing steel insulating tube with protection architecture

Technical Field

The utility model relates to a thermal insulation pipe, in particular to steel bushing steel thermal insulation pipe with protection architecture belongs to building materials thermal insulation pipe production technical field.

Background

The steel-sheathed steel heat-insulating pipe is formed by combining an outer protective steel pipe, a steel pipe, an anti-corrosion heat-insulating layer and an inner working steel pipe. The steel-sheathed-steel thermal insulation pipe is suitable for conveying steam or other media below 2.5MPa and 350 ℃, uses a steel pipe as an outer protective layer, and has the advantages of high strength, difficult damage, simple and convenient construction and maintenance and long service life. However, in an environment with a low temperature, the heat preservation effect is poor, liquid in the pipe is easy to freeze, butt joint is inconvenient, leakage of the medium is easy to cause, impurities in the medium cannot be filtered, and blockage of the pipeline is easy to cause.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel bushing steel insulating tube with protection architecture to it is relatively poor to solve the heat preservation effect that proposes in the above-mentioned background art, leads to intraductal liquid to freeze very easily, and is not convenient for dock, causes the problem of revealing of medium easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel bushing steel insulating tube with protection architecture, includes two inner tubes and two steel bushings, two the inner wall of steel bushing all through a plurality of stiffener respectively with two the outer wall fixed connection of inner tube, two inner tube and two it has polyurethane foam layer, two all to fill between the steel bushing the inner tube carries out fixed connection, two through coupling assembling, two the inside of inner tube is equipped with filter assembly, two the surface of steel bushing all is fixed and is equipped with the heat preservation, two the surface of heat preservation all coats and has chlorosulfonated polyethylene anticorrosive paint layer, two the both ends of inner tube are all fixed and are equipped with the mounting panel.

As a preferred technical scheme of the utility model, coupling assembling includes the ripple compensating pipe, the both ends of ripple compensating pipe are all fixed and are equipped with the fixed plate, two the fixed plate all through four fixing bolt and adjacent mounting panel fixed connection.

As an optimized technical scheme of the utility model, two the fixed sealed pad that is equipped with between fixed plate and the adjacent mounting panel.

As a preferred technical scheme of the utility model, filtering component includes two filters and connecting rod, two the filter is arranged in two respectively the inside of inner tube, two through connecting rod fixed connection between the filter.

As a preferred technical scheme of the utility model, the both ends of connecting rod are all fixed and are equipped with the connecting plate, two the connecting plate all through set screw respectively with one side fixed connection of two filters.

As an optimal technical scheme of the utility model, two the inner wall of inner tube is all fixed and is equipped with annular limiting plate.

As an optimal technical scheme of the utility model, two the outside of steel bushing is all fixed and is equipped with the even anti-compression ring in three interval.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a steel bushing steel insulating tube with protective structure, through sliding the inner tank body that will store petroleum or crude oil in the spout to the inside of the outer tank body, two reset spring compression drive two rubber blocks and two chucks move respectively, two chucks seal the inner tank body through the elasticity of two reset springs after moving, the leakproofness of this double-deck jar has been effectively improved, can prevent petroleum or crude oil in this double-deck jar from leaking at the same time effectively; meanwhile, the oil or crude oil stored in the inner tank body is adsorbed by the adsorption particles in the adsorption layer, so that the leakage speed of the inner tank body during leakage can be effectively reduced, and then the alarm is controlled by the liquid level controller to give an alarm, so that a worker can conveniently process the leaked double-layer tank in time; the safety of the double-layer tank can be improved by the flame-retardant layer.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic front view of fig. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the filter assembly of the present invention;

fig. 5 is a schematic structural diagram of the inner tube of the present invention.

In the figure: 1. an inner tube; 101. mounting a plate; 2. a reinforcing bar; 3. steel jacket; 4. a polyurethane foam layer; 5. a heat-insulating layer; 6. a chlorosulfonated polyethylene anticorrosive paint layer; 7. a connecting assembly; 701. a corrugated compensation pipe; 702. a fixing plate; 703. fixing the bolt; 8. a limiting plate; 9. a filter assembly; 901. a filter plate; 902. a connecting rod; 903. a connecting plate; 904. a set screw; 10. and an anti-compression ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a steel-sheathed steel thermal insulation pipe with a protective structure, which comprises two inner pipes 1 and two steel sheaths 3, wherein the inner walls of the two steel sheaths 3 are respectively fixedly connected with the outer walls of the two inner pipes 1 through a plurality of reinforcing rods 2, polyurethane foam layers 4 are filled between the two inner pipes 1 and the two steel sheaths 3, the two inner pipes 1 are fixedly connected through a connecting component 7, a filtering component 9 is arranged inside the two inner pipes 1, thermal insulation layers 5 are respectively fixed on the surfaces of the two steel sheaths 3, chlorosulfonated polyethylene anti-corrosive paint layers 6 are coated on the surfaces of the two thermal insulation layers 5, the chlorosulfonated polyethylene anti-corrosive paint layers 6 have excellent outdoor weather resistance, the coating film is tough, the wear-resistant stability is excellent, the adhesive force is strong, thus the corrosion resistance of the thermal insulation pipe can be greatly improved, mounting plates 101 are respectively fixed at the two ends of the two inner pipes 1, for mating connection to the connection assembly 7.

Preferably, the connecting assembly 7 includes a corrugated compensation pipe 701, fixing plates 702 are fixedly arranged at both ends of the corrugated compensation pipe 701, and the two fixing plates 702 are fixedly connected with the adjacent mounting plate 101 through four fixing bolts 703, so as to connect the adjacent two inner pipes 1, and when the medium expands with heat and contracts with cold, the adjacent inner pipes 1 can be compensated, so that the inner pipes 1 are prevented from being extruded, and the service life is prolonged; sealing gaskets are fixedly arranged between the two fixing plates 702 and the adjacent mounting plates 101, so that the sealing property of the joints can be improved, and the leakage of media can be prevented; the filter assembly 9 comprises two filter plates 901 and a connecting rod 902, the two filter plates 901 are respectively arranged inside the two inner pipes 1, the two filter plates 901 are fixedly connected through the connecting rod 902, impurities in a conveyed medium can be filtered through the two filter plates 901, and the blockage of a pipeline is prevented; the two ends of the connecting rod 902 are both fixedly provided with connecting plates 903, and the two connecting plates 903 are both fixedly connected with one sides of the two filter plates 901 through fixing screws 904, so that the filter plates 901 can be conveniently mounted and dismounted; annular limiting plates 8 are fixedly arranged on the inner walls of the two inner pipes 1; the anti-compression capacity that steel bushing 3 and inner tube 1 can be improved to cooperation stiffener 2 and anti-compression ring 10 is all fixed in the outside of two steel bushings 3 and is equipped with three even anti-compression ring 10 in interval.

When in specific use, the utility model relates to a steel bushing steel thermal insulation pipe with protection structure, firstly, the connecting rod 902 is inserted with the corrugated compensation pipe 701, the connecting plates 903 at the two ends of the connecting rod 902 are respectively fixedly connected with the middle parts of two filter plates 901 through the fixing screws 904, the two filter plates 901 are respectively arranged inside the two inner pipes 1, the positions of the two filter plates 901 are limited through the limiting plates 8 arranged on the inner walls of the two inner pipes 1, then the two fixing plates 702 are respectively fixedly connected with the two adjacent mounting plates 101 through the fixing bolts 703, the connection of the two adjacent inner pipes 1 is completed, then the other inner pipes 1 are connected according to the same steps, the dissipation of heat in the pipes can be reduced through the polyurethane foam layer 4 filled between the inner pipes 1 and the steel bushing 3 and the thermal insulation layer 5 arranged on the surface of the steel bushing 3, the anti-freezing protection effect is achieved, the chlorosulfonated polyethylene anticorrosive paint layer 6 has excellent outdoor weather resistance, the coating film is tough, the wear-resistant stability is excellent, and the adhesive force is strong, so that the corrosion resistance of the heat-insulating pipe can be greatly improved, and when a medium is conveyed, two filter plates 901 in the filter assembly 9 filter impurities in the medium to prevent the pipeline from being blocked; when the medium takes place expend with heat and contract with cold, can compensate adjacent inner tube 1 through corrugated compensation pipe 701 who connects, prevent to cause the extrusion of inner tube 1, improve life.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a steel bushing steel insulating tube with protection architecture, includes two inner tubes (1) and two steel bushings (3), its characterized in that, two the inner wall of steel bushing (3) all through a plurality of stiffener (2) respectively with two the outer wall fixed connection of inner tube (1), two inner tube (1) and two it has polyurethane foam layer (4), two all to fill between steel bushing (3) inner tube (1) carries out fixed connection, two through coupling assembling (7) inner tube (1)'s inside is equipped with filtering component (9), two the surface of steel bushing (3) is all fixed and is equipped with heat preservation (5), two the surface of heat preservation (5) all coats and has chlorosulfonated polyethylene anticorrosive paint layer (6), two the both ends of inner tube (1) are all fixed and are equipped with mounting panel (101).

2. The steel-sheathed-steel thermal insulation pipe with the protection structure as claimed in claim 1, wherein: coupling assembling (7) are including corrugated compensation pipe (701), the both ends of corrugated compensation pipe (701) are all fixed and are equipped with fixed plate (702), two fixed plate (702) all through four fixing bolt (703) and adjacent mounting panel (101) fixed connection.

3. The steel-sheathed-steel thermal insulation pipe with the protection structure as claimed in claim 2, wherein: and a sealing gasket is fixedly arranged between the two fixing plates (702) and the adjacent mounting plate (101).

4. The steel-sheathed-steel thermal insulation pipe with the protection structure as claimed in claim 1, wherein: the filter assembly (9) comprises two filter plates (901) and a connecting rod (902), the two filter plates (901) are respectively arranged inside the two inner pipes (1), and the two filter plates (901) are fixedly connected through the connecting rod (902).

5. The steel-sheathed-steel thermal insulation pipe with the protection structure as claimed in claim 4, wherein: the both ends of connecting rod (902) all are fixed and are equipped with connecting plate (903), two connecting plate (903) all through set screw (904) respectively with one side fixed connection of two filter (901).

6. The steel-sheathed-steel thermal insulation pipe with the protection structure as claimed in claim 1, wherein: and annular limiting plates (8) are fixedly arranged on the inner walls of the two inner pipes (1).

7. The steel-sheathed-steel thermal insulation pipe with the protection structure as claimed in claim 6, wherein: and three compression resistant rings (10) with uniform intervals are fixedly arranged outside the two steel sleeves (3).

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