CN216794533U

CN216794533U - High-strength and good-insulation fireproof threading pipe

Info

Publication number: CN216794533U
Application number: CN202220523695.1U
Authority: CN
Inventors: 欧伟雄; 邬小红
Original assignee: Guangdong Tianlai Steel Cable Tray Co ltd
Current assignee: Guangdong Tianlai Steel Cable Tray Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-06-21
Anticipated expiration: 2032-03-11

Abstract

The utility model discloses a high-strength and good-insulativity fireproof threading pipe, which relates to the technical field of electrician threading pipes and comprises a hollow threading pipe body, wherein the threading pipe body is made of metal, a first plastic layer and a second plastic layer are respectively arranged on the inner wall and the outer wall of the threading pipe body, a fireproof layer is arranged on the outer wall of the second plastic layer, a high-temperature-resistant layer is arranged on the outer wall of the fireproof layer, and a corrosion-resistant layer is arranged on the outer wall of the high-temperature-resistant layer; the anti-corrosion layer outer wall is equipped with the scale mark, scale mark department is equipped with the through-hole, be equipped with fire prevention glass in the through-hole, fire prevention glass embedding this internal threading pipe. The threading pipe provided by the utility model has the characteristics of high strength and good insulation, the specific length of the cable can be seen from the through hole, and the through hole is internally provided with the fireproof glass which seals the through hole, so that the threading pipe has the waterproof and fireproof effects.

Description

High-strength and good-insulation fireproof threading pipe

Technical Field

The utility model relates to the field of electrician threading pipes, in particular to a fireproof threading pipe with high strength and good insulativity.

Background

The existing threading pipe generally comprises a plastic threading pipe and a metal threading pipe, the plastic threading pipe is mostly made of PVC (polyvinyl chloride) and also made of RPE (thermoplastic elastomer), and the threading pipe made of the plastic has the advantages of good insulation effect, light weight, low cost, low strength and poor shielding effect; and the metal threading pipe has better intensity, shielding effectual, but insulating effect is poor, weight is heavy, with high costs, and current threading pipe has the defect of poor intensity or has the defect of insulating difference. Meanwhile, during engineering construction, the length of the required cable needs to be measured, and the existing threading pipe does not have the function.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a fireproof threading pipe with high strength and good insulation, and aims to solve the technical problem that the threading pipe does not have high strength and good insulation at the same time.

In order to solve the technical problems, the utility model provides the following optimized technical scheme:

a high-strength and good-insulativity fireproof threading pipe comprises a hollow threading pipe body, wherein the threading pipe body is made of metal, a first plastic layer and a second plastic layer are respectively arranged on the inner wall and the outer wall of the threading pipe body, a fireproof layer is arranged on the outer wall of the second plastic layer, a high-temperature-resistant layer is arranged on the outer wall of the fireproof layer, and a corrosion-resistant layer is arranged on the outer wall of the high-temperature-resistant layer; the anti-corrosion layer outer wall is equipped with the scale mark, scale mark department is equipped with the through-hole, be equipped with fire prevention glass in the through-hole, fire prevention glass embedding this internal threading pipe.

Further, the through hole has a rectangular structure.

Furthermore, the length of the through hole along the radial direction of the threading pipe body is not more than 5cm, and the length of the through hole along the axial direction of the threading pipe body is not more than 2 cm.

Furthermore, two ends of the threading pipe body are respectively provided with a pipeline interface male head and a pipeline interface female head, wherein one threading pipe body is connected with the other threading pipe body through the pipeline interface male head or the pipeline interface female head.

Further, a sealing ring is arranged at the joint of the pipeline interface male head and the pipeline interface female head.

Furthermore, the fireproof glass is coated with corrosion-resistant paint and high-temperature-resistant paint.

Compared with the prior art, the utility model has the following beneficial effects:

the threading pipe body is made of metal, and the inner wall and the outer wall of the threading pipe body are provided with the plastic layers, so that the threading pipe has the characteristics of high strength and good insulativity; the outer wall of the corrosion-resistant layer is provided with scale marks, through holes are formed in the scale marks, the specific length of the cable can be seen from the through holes, fireproof glass is arranged in the through holes, and the through holes are sealed by the fireproof glass, so that the waterproof and fireproof effects are achieved.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. a threading pipe body; 2. a first plastic layer; 3. a second plastic layer; 4. a fire barrier layer; 5. a high temperature resistant layer; 6. a corrosion resistant layer; 7. scale lines; 8. a through hole; 9. fire-proof glass.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1-2, a high-strength and good-insulation fireproof threading pipe comprises a hollow threading pipe body 1, wherein the threading pipe body 1 is made of metal, the metal material has a high-strength characteristic and can bear larger stress, a first plastic layer 2 and a second plastic layer 3 are respectively arranged on the inner wall and the outer wall of the threading pipe body 1, the plastic has a good-insulation characteristic and prevents electric leakage of a cable, a fireproof layer 4 is arranged on the outer wall of the second plastic layer 3 and prevents the cable from being accidentally burned, a high-temperature-resistant layer 5 is arranged on the outer wall of the fireproof layer 4 and prevents the internal temperature of the threading pipe body 1 from being too high, and a corrosion-resistant layer 6 is arranged on the outer wall of the high-temperature-resistant layer 5 to prevent the threading pipe body 1 from being corroded; the outer wall of the corrosion-resistant layer 6 is provided with scale marks 7, the positions of the scale marks 7 are provided with through holes 8, it can be understood that the through holes penetrate through the threading pipe body and all layers, the specific length of a cable can be seen through the through holes 8, fireproof glass 9 is arranged in the through holes 8, the fireproof glass 9 is embedded into the threading pipe body 1, namely, the fireproof glass is clamped in the threading pipe body, or the connection position of the fireproof glass and the threading pipe is adhered together through an adhesive, the fireproof glass 9 seals the through holes 8, and the waterproof and fireproof effects are achieved.

Through-hole 8 is the rectangle structure, and the preferred through-hole 8 that is approximate bar, can clearly see on the scale that the cable was located, prevent through-hole 8 area too big again.

The length of the through hole 8 along the radial direction of the threading pipe body 1 is not more than 5cm, and the length along the axial direction of the threading pipe body 1 is not more than 2 cm. The length of the through hole 8 along the radial direction of the threading pipe body 1 is preferably 4cm, and the length along the axial direction of the threading pipe body 1 is preferably 2 cm.

The two ends of the threading pipe body 1 are respectively provided with a pipeline interface male head and a pipeline interface female head (not shown in the figure), wherein one of the threading pipe body 1 is connected with the other threading pipe body 1 through the pipeline interface male head or the pipeline interface female head. It is understood that the structure of the pipe joint male head and the pipe joint female head is not an important protection structure of the present application, and the structure is well known in the art, and can be selected as various structures having a pipe connection function.

The joint of the pipeline interface male head and the pipeline interface female head is provided with a sealing ring, and the sealing ring is used for ensuring the sealing performance of the pipeline interface male head and the pipeline interface female head during connection.

The fireproof glass 9 is coated with a corrosion-resistant coating and a high-temperature-resistant coating.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A high-strength and good-insulation fireproof threading pipe comprises a hollow threading pipe body and is characterized in that,

the threading pipe body is made of metal, a first plastic layer and a second plastic layer are respectively arranged on the inner wall and the outer wall of the threading pipe body, a fireproof layer is arranged on the outer wall of the second plastic layer, a high-temperature-resistant layer is arranged on the outer wall of the fireproof layer, and a corrosion-resistant layer is arranged on the outer wall of the high-temperature-resistant layer;

the anti-corrosion layer outer wall is equipped with the scale mark, scale mark department is equipped with the through-hole, be equipped with fire prevention glass in the through-hole, fire prevention glass embedding this is internal to the threading pipe.

2. The fire-resistant threading pipe with high strength and good insulation property as claimed in claim 1, wherein the through hole has a rectangular structure.

3. The high-strength and good-insulation fireproof threading pipe as claimed in claim 1 or 2, wherein the length of the through hole along the radial direction of the threading pipe body is not more than 5cm, and the length along the axial direction of the threading pipe body is not more than 2 cm.

4. The high-strength and good-insulation fireproof threading pipe as claimed in claim 1, wherein a pipe interface male head and a pipe interface female head are respectively arranged at two ends of the threading pipe body, and one threading pipe body is connected with the other threading pipe body through the pipe interface male head or the pipe interface female head.

5. The high-strength and good-insulation fireproof threading pipe as claimed in claim 4, wherein a sealing ring is arranged at the joint of the pipeline connector male head and the pipeline connector female head.

6. The fire-resistant threading pipe with high strength and good insulation property as claimed in claim 1, wherein the fire-resistant glass is coated with a corrosion-resistant coating and a high-temperature-resistant coating.