CN212775998U

CN212775998U - Corrosion-resistant polyurethane insulating tube

Info

Publication number: CN212775998U
Application number: CN202020052783.9U
Authority: CN
Inventors: 毕玉谦
Original assignee: Shandong Dacheng Anti Corrosion And Thermal Insulation Installation Engineering Co ltd
Current assignee: Shandong Dacheng Anti Corrosion And Thermal Insulation Installation Engineering Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2021-03-23
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses a corrosion-resistant polyurethane insulating tube, relate to the insulating tube field, including a pipe body, lower cardboard, go up the cardboard, first connecting plate, the second connecting plate, the corrosion resistant layer, the polyurethane heat preservation, insulating layer and waterproof layer, the outer annular side in body is fixed in the waterproof layer bonding, the outer annular side in waterproof layer is fixed in the insulating layer bonding, the polyurethane heat preservation bonds in the outer annular side in insulating layer, the corrosion resistant layer bonding is fixed in the outer annular side in polyurethane heat preservation, both ends all are provided with the cardboard about the body, the equal welded fastening in both ends has first connecting plate around going up the cardboard, it is provided with down the cardboard to go up the cardboard downside, lower cardboard front end and the equal welded fastening in rear end have the second connecting plate, it absorbs water layer and lower water absorption layer to go up cardboard lower surface and. The utility model discloses be convenient for carry on waterproofly to the body coupling department, avoid the body coupling department to receive water erosion and corrosion to increase the life of body.

Description

Corrosion-resistant polyurethane insulating tube

Technical Field

The utility model relates to a thermal insulation pipe field especially relates to a corrosion-resistant polyurethane thermal insulation pipe.

Background

Along with the rapid development of cities, the laying of pipeline construction is also more and more important, in order to prevent the external environment from influencing the medium in the pipeline, a heat insulation pipeline is often adopted, a heat insulation pipe is short for a heat insulation pipeline, the heat insulation pipe is used for conveying liquid, gas and other media, heat insulation engineering of pipelines such as petroleum, chemical engineering, aerospace, hot springs, military, centralized heat supply, central air conditioning, municipal administration and the like is used for heat insulation, the waterproof effect of the joint of the existing heat insulation pipe is poor, rustiness is easy to occur, the service life is short, and therefore a corrosion-resistant polyurethane heat insulation pipe is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a corrosion-resistant polyurethane thermal insulation pipe.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a corrosion-resistant polyurethane heat-insulating pipe comprises a pipe body, a lower clamping plate, an upper clamping plate, a first connecting plate, a second connecting plate, a corrosion-resistant layer, a polyurethane heat-insulating layer, a heat-insulating layer and a waterproof layer, wherein the waterproof layer is fixedly adhered to the outer annular side surface of the pipe body, the heat-insulating layer is fixedly adhered to the outer annular side surface of the waterproof layer, the corrosion-resistant layer is fixedly adhered to the outer annular side surface of the polyurethane heat-insulating layer, the upper clamping plate is arranged at each of the left end and the right end of the pipe body, the first connecting plate is fixedly welded at each of the front end and the rear end of the upper clamping plate, the lower clamping plate is fixedly welded at each of the front end and the rear end of the upper clamping plate, the upper water-absorbing layer and the lower water-absorbing layer are fixedly adhered to the lower, the bolt lower extreme runs through first connecting plate and extends to the second connecting plate downside.

Preferably, through holes are formed in the upper surfaces of the first connecting plate and the second connecting plate, the bolt penetrates through the through holes and extends to the lower side of the second connecting plate, and the bolt located on the lower side of the second connecting plate is connected with a nut through threads.

Preferably, the upper clamping plate and the lower clamping plate are both semicircular, and the radius of the complete clamping ring formed by the upper clamping plate and the lower clamping plate is larger than that of the pipe body.

Preferably, the upper water absorption layer and the lower water absorption layer are both made of high water absorption resin materials.

Preferably, the waterproof layer is made of polyvinyl chloride material.

Preferably, the heat insulation layer is made of asbestos materials.

The utility model has the advantages that: through fixing last cardboard and cardboard down at the body junction to through the bolt fastening, make on absorb water layer and lower water absorption layer closely laminate in the junction, thereby be convenient for carry on waterproofly to the junction, and then avoid the body junction to corrode.

The utility model discloses be convenient for carry on waterproofly to the body coupling department, avoid the body coupling department to receive water erosion and corrosion to increase the life of body.

Drawings

Fig. 1 is a front cross-sectional view of a corrosion-resistant polyurethane thermal insulation pipe provided by the utility model.

Fig. 2 is the utility model provides a connection structure sketch map of cardboard and lower cardboard in the corrosion-resistant polyurethane insulating tube.

Reference numbers in the figures: 1 corrosion-resistant layer, 2 polyurethane heat preservation, 3 insulating layers, 4 waterproof layers, 5 body, 6 lower cardboard, 7 lower water absorption layers, 8 upper water absorption layers, 9 upper cardboard, 10 bolts, 11 first connecting plates, 12 second connecting plates.

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.

Referring to fig. 1-2, a corrosion-resistant polyurethane thermal insulation pipe comprises a pipe body 5, a lower clamping plate 6, an upper clamping plate 9, a first connecting plate 11, a second connecting plate 12, a corrosion-resistant layer 1, a polyurethane thermal insulation layer 2, a thermal insulation layer 3 and a waterproof layer 4, wherein the waterproof layer 4 is fixedly bonded on the outer annular side surface of the pipe body 5, the thermal insulation layer 3 is fixedly bonded on the outer annular side surface of the waterproof layer 4, the polyurethane thermal insulation layer 2 is fixedly bonded on the outer annular side surface of the thermal insulation layer 3, the corrosion-resistant layer 1 is fixedly bonded on the outer annular side surface of the polyurethane thermal insulation layer 2, the upper clamping plate 9 is respectively arranged at the left end and the right end of the pipe body 5, the first connecting plate 11 is fixedly welded at the front end and the rear end of the upper clamping plate 9, the lower clamping plate 6 is arranged at the lower side of the lower clamping plate 6, the upper side of the first connecting plate 11 is provided with a bolt 10, and the lower end of the bolt 10 penetrates through the first connecting plate 11 and extends to the lower side of the second connecting plate 12.

Through-hole has all been seted up to first connecting plate 11 and second connecting plate 12 upper surface, bolt 10 runs through the through-hole and extends to second connecting plate 12 downside, bolt 10 that is located second connecting plate 12 downside has the nut through threaded connection, run through the through-hole through bolt 10 and be connected with the nut, thereby fixed first connecting plate 11 and second connecting plate 12, and then fixed cardboard 9 and off duty 6, it is semi-circular to go up cardboard 9 and cardboard 6 down, it is greater than the radius of body 5 with the radius that cardboard 6 constitutes complete snap ring down to go up cardboard 9, be convenient for fixed body 5, it is made to absorb water layer 8 and lower water absorption layer 7 to go up to absorb water, the effect of absorbing water is improved, waterproof layer 4 is the polyvinyl chloride material, insulating layer 3 is the asbestos material, the thermal-insulated effect is improved.

The working principle is as follows: the device is when using, the user connects through external connection device between the body 5 earlier, then will go up cardboard 9 and place in body 5 junction, cardboard 6 solid suit is in body 5 junction lower part under the rethread, and make the through-hole on first connecting plate 11 and second connecting plate 12 surfaces align, then pass through the bolt, twist the nut at 10 lower extremes of bolt, make upper water-absorbing layer 8 and lower water-absorbing layer 7 closely laminate in body 5 junction, thereby be convenient for carry out waterproofly to the junction, and then avoid the corruption of body 5 junction, the utility model discloses be convenient for carry out waterproofly to the body junction, avoid the body junction to receive water erosion and corrosion, thereby increase the life of body.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A corrosion-resistant polyurethane heat-insulating pipe comprises a pipe body (5), a lower clamping plate (6), an upper clamping plate (9), a first connecting plate (11), a second connecting plate (12), a corrosion-resistant layer (1), a polyurethane heat-insulating layer (2), a heat-insulating layer (3) and a waterproof layer (4), and is characterized in that the waterproof layer (4) is fixedly bonded on the outer annular side surface of the pipe body (5), the heat-insulating layer (3) is fixedly bonded on the outer annular side surface of the waterproof layer (4), the polyurethane heat-insulating layer (2) is fixedly bonded on the outer annular side surface of the heat-insulating layer (3), the corrosion-resistant layer (1) is fixedly bonded on the outer annular side surface of the polyurethane heat-insulating layer (2), the upper clamping plate (9) is respectively arranged at the left end and the right end of the pipe body (5), the first connecting plate (11) is fixedly welded at the, lower cardboard (6) front end and rear end all welded fastening have second connecting plate (12), go up cardboard (9) lower surface and lower cardboard (6) upper surface and bond respectively and be fixed with and absorb water layer (8) and lower water absorption layer (7), first connecting plate (11) upside is provided with bolt (10), bolt (10) lower extreme runs through first connecting plate (11) and extends to second connecting plate (12) downside.

2. The corrosion-resistant polyurethane thermal insulation pipe according to claim 1, wherein the first connecting plate (11) and the second connecting plate (12) are provided with through holes on the upper surfaces thereof, the bolts (10) extend through the through holes and extend to the lower side of the second connecting plate (12), and nuts are connected to the bolts (10) on the lower side of the second connecting plate (12) through threads.

3. The corrosion-resistant polyurethane thermal insulation pipe according to claim 1, wherein the upper clamping plate (9) and the lower clamping plate (6) are semi-circular, and the radius of the complete clamping ring formed by the upper clamping plate (9) and the lower clamping plate (6) is larger than that of the pipe body (5).

4. The corrosion-resistant polyurethane thermal insulation pipe according to claim 1, wherein the upper water-absorbing layer (8) and the lower water-absorbing layer (7) are made of super absorbent resin material.

5. The corrosion-resistant polyurethane thermal insulation pipe according to claim 1, wherein the waterproof layer (4) is made of polyvinyl chloride.

6. A corrosion resistant polyurethane insulation pipe according to claim 1, characterized in that the insulation layer (3) is of asbestos material.