High-temperature-resistant PPR pipe

Abstract

The utility model discloses a high-temperature-resistant PPR pipe which comprises a PPR pipe body and an upper PVC wrapping pipe sleeve, the PPR pipe body is installed at the top of the PPR pipe body, and a lower PVC wrapping pipe sleeve is installed at the bottom of the PPR pipe body. According to the PPR pipe, the bevel edge clamping blocks and the limiting clamping grooves in the inner sides of the mounting grooves are clamped and fixed, the mounting bottom box and the mounting side boxes are spliced and fixed, the outer high-temperature-resistant layer and the lower PVC wrapping pipe sleeve are spliced, high-temperature-resistant protection treatment is conducted on the outer side of the PPR pipe body, and the outer high-temperature-resistant layer, the upper PVC wrapping pipe sleeve and the lower PVC wrapping pipe sleeve are arranged, so that the high-temperature-resistant PPR pipe has the advantages that the high-temperature-resistant PPR pipe is convenient to assemble and disassemble; high-temperature-resistant protection treatment on the outer side of the PPR pipe body is achieved, and when the outside is damaged, only the outer high-temperature-resistant layer and the upper PVC wrapping pipe sleeve need to be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of PPR pipes, in particular to a high-temperature resistant PPR pipe. Background Art

[0002] PPR pipe, also known as type III polypropylene pipe and random copolymer polypropylene pipe or PPR pipe, has the advantages of energy saving and material saving, environmental protection, light weight and high strength, corrosion resistance, smooth inner wall without scaling, simple construction and maintenance, and long service life. It is widely used in building water supply and drainage, urban and rural water supply and drainage, urban gas, electricity and optical cable sheathing, industrial fluid transportation, agricultural irrigation and other construction, municipal, industrial and agricultural fields. PPR pipe is made of random copolymer polypropylene through extrusion into pipes and injection molding into pipe fittings. The high temperature resistant structure of the existing high temperature resistant PPR pipe is an integrated structure with the PPR pipe body. The high temperature resistant structure for the external environment is difficult to disassemble. When the external high temperature resistant layer is damaged, the PPR pipe body needs to be replaced as a whole. Replacing the pipe body is not convenient enough and the maintenance cost is high. Utility Model Content

[0003] The purpose of the utility model is to provide a high-temperature resistant PPR pipe to solve the problems proposed in the above background technology that the high-temperature resistant structure of the existing high-temperature resistant PPR pipe is an integrated structure with the PPR pipe body, the high-temperature resistant structure is difficult to disassemble for the external environment, and when the external high-temperature resistant layer is damaged, the PPR pipe body needs to be replaced as a whole, the replacement of the pipe body is not convenient, and the maintenance cost is high.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-temperature resistant PPR pipe, comprising a PPR pipe body and an upper PVC coated pipe sleeve, the top of the PPR pipe body is installed with the PPR pipe body, the bottom of the PPR pipe body is installed with a lower PVC coated pipe sleeve, the outer sides of the PPR pipe body and the lower PVC coated pipe sleeve are fixedly connected with an outer high-temperature resistant layer, one of the outer high-temperature resistant layers is symmetrically fixedly connected with four connecting side plates, the outer side of the other outer high-temperature resistant layer is symmetrically fixedly connected with four mounting side boxes, and the four mounting side boxes are fixedly connected with the outer side of the PPR pipe body. The top of the side box is provided with a mounting groove, and the bottom of the four connecting side panels is fixedly connected to the mounting bottom box, the interior of the mounting bottom box is slidably connected with a sliding plate, one side of the sliding plate is fixedly connected with a beveled clamping block, the interior of the mounting groove is provided with a beveled clamping block that cooperates with the limiting clamping groove, the top of the sliding plate is fixedly connected with a sliding pull plate, the sliding pull plate is slidably connected to the mounting bottom box, the sliding pull plate is slidably connected to the connecting side plates, a spring is fixedly connected to the side of the sliding plate away from the beveled clamping block, and one end of the spring is fixedly connected to the mounting bottom box.

[0005] As a preferred solution of the utility model: the tops of the four connecting side panels are fixedly connected with connecting top frames.

[0006] As a preferred solution of the utility model: the interiors of the four connecting top frames are all threadedly connected with limiting bolts, and the top of the sliding pull plate is provided with a limiting groove that cooperates with the limiting bolts.

[0007] As a preferred solution of the utility model: the top and bottom of the PPR pipe body are both provided with inner limiting slots, and the inner sides of the upper PVC coated pipe sleeve and the lower PVC coated pipe sleeve are fixedly connected with inner limiting blocks that cooperate with the inner limiting slots.

[0008] As a preferred solution of the utility model: four positioning installation grooves are symmetrically opened on the bottom of the upper PVC coated pipe sleeve, and four positioning installation blocks matching with the positioning installation grooves are symmetrically fixedly connected to the top of the lower PVC coated pipe sleeve.

[0009] As a preferred solution of the utility model: an inner high temperature resistant layer is fixedly connected to the inner side of the PPR pipe body, an antibacterial layer is fixedly connected to the inner side of the inner high temperature resistant layer, the inner high temperature resistant layer is made of PVC material, and the antibacterial layer is made of antibacterial plastic material.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model realizes that the installation bottom box connected to the bottom of the side panel enters the installation groove by setting the beveled clamping block and the limiting clamping groove, and is clamped and fixed with the beveled clamping block and the limiting clamping groove on the inner side of the installation groove, so that the installation bottom box and the installation side box are spliced ​​and fixed, and the outer high-temperature resistant layer and the lower PVC coated pipe sleeve are spliced, and the outer side of the PPR pipe body is treated with high-temperature protection. By setting the outer high-temperature resistant layer, the upper PVC coated pipe sleeve and the lower PVC coated pipe sleeve, the outer side of the PPR pipe body is treated with high-temperature protection. When the outside is damaged, only the outer high-temperature resistant layer and the upper PVC coated pipe sleeve need to be replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the internal structure of the utility model;

[0012] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0013] Figure 3 It is a side view of the internal structure of the utility model;

[0014] Figure 4 It is a schematic diagram of the splicing structure of the utility model.

[0015] In the figure: 1. PPR pipe body; 2. Outer high temperature resistant layer; 3. Lower PVC coated pipe sleeve; 4. Connecting side panels; 5. Connecting top frame; 6. Sliding pull plate; 7. Limiting card slot; 8. Limiting bolt; 9. Installing side box; 10. Installing slot; 11. Installing bottom box; 12. Sliding plate; 13. Bevel clamp block; 14. Spring; 15. Inner limiting card block; 16. Inner limiting card slot; 17. Inner high temperature resistant layer; 18. Antibacterial layer; 19. Upper PVC coated pipe sleeve; 20. Positioning installation slot; 21. Positioning installation block; 22. Limiting card slot. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figures 1 to 4 The utility model provides a technical solution: a high temperature resistant PPR pipe, comprising a PPR pipe body 1 and an upper PVC coated pipe sleeve 19, the PPR pipe body 1 is installed on the top of the PPR pipe body 1, the lower PVC coated pipe sleeve 3 is installed on the bottom of the PPR pipe body 1, the outer sides of the PPR pipe body 1 and the lower PVC coated pipe sleeve 3 are fixedly connected with an outer high temperature resistant layer 2, the outer side of one of the outer high temperature resistant layers 2 is symmetrically fixedly connected with four connecting side plates 4, the outer side of the other outer high temperature resistant layer 2 is symmetrically fixedly connected with four mounting side boxes 9, the tops of the four mounting side boxes 9 are all provided with mounting grooves 10, the bottoms of the four connecting side plates 4 are all fixedly connected with mounting bottom boxes 11, the mounting bottom boxes 11 A sliding plate 12 is slidably connected inside, and a beveled clamping block 13 is fixedly connected to one side of the sliding plate 12. A beveled clamping block 13 cooperating with the limiting clamping slot 22 is opened inside the mounting groove 10. A sliding pull plate 6 is fixedly connected to the top of the sliding plate 12. The sliding pull plate 6 is slidably connected to the mounting bottom box 11, and the sliding pull plate 6 is slidably connected to the connecting side plate 4. A spring 14 is fixedly connected to the side of the sliding plate 12 away from the beveled clamping block 13, and one end of the spring 14 is fixedly connected to the mounting bottom box 11. The beveled clamping block 13 and the limiting clamping slot 22 are spliced ​​and fixed, and the mounting bottom box 11 and the mounting groove 10 are installed and fixed, so that the connecting side plate 4 and the mounting side box 9 are spliced.

[0018] The tops of the four connecting side plates 4 are all fixedly connected with connecting top frames 5 .

[0019] The interiors of the four connecting top frames 5 are all threadedly connected with limiting bolts 8 , and the tops of the sliding pull plates 6 are provided with limiting slots 7 that cooperate with the limiting bolts 8 .

[0020] Among them, the top and bottom of the PPR pipe body 1 are both provided with inner limiting slots 16, and the inner sides of the upper PVC sheathed pipe sleeve 19 and the lower PVC sheathed pipe sleeve 3 are fixedly connected with inner limiting blocks 15 that cooperate with the inner limiting slots 16.

[0021] Among them, four positioning and installation grooves 20 are symmetrically opened at the bottom of the upper PVC coated pipe sleeve 19, and four positioning and installation blocks 21 that cooperate with the positioning and installation grooves 20 are symmetrically fixedly connected to the top of the lower PVC coated pipe sleeve 3. Through the cooperation between the positioning and installation grooves 20 and the positioning and installation blocks 21, the splicing and installation between the upper PVC coated pipe sleeve 19 and the lower PVC coated pipe sleeve 3 are convenient.

[0022] Among them, an inner high-temperature resistant layer 17 is fixedly connected to the inner side of the PPR pipe body 1, and an antibacterial layer 18 is fixedly connected to the inner side of the inner high-temperature resistant layer 17. The inner high-temperature resistant layer 17 is made of PVC material, and the antibacterial layer 18 is made of antibacterial plastic material. The inner side is treated with antibacterial agents to ensure safety in use.

[0023] Specifically, when in use, the limiting bolt 8 is rotated downward, and the limiting bolt 8 enters the limiting card slot 7 inside the sliding pull plate 6 to limit and fix the sliding pull plate 6 and the sliding plate 12, and the bevel clamping block 13 is limited and fixed with the limiting card slot 22, and the installation bottom box 11, the connecting side plate 4 and the installation side box 9 are limited and installed, and the lower PVC coated pipe sleeve 3 and the upper PVC coated pipe sleeve 19 are installed and fixed on the outside of the PPR pipe body 1, and the outer high temperature resistant layer 2 on the outside is combined with the upper PVC coated pipe sleeve 19 and the lower PVC coated pipe sleeve 3 to resist high temperature and external Protective treatment, when the outer high temperature resistant layer 2, the upper PVC sheathed pipe sleeve 19 and the lower PVC sheathed pipe sleeve 3 are damaged, rotate the limit bolt 8 upwards, the limit bolt 8 leaves the limit slot 7, and presses the four sliding pull plates 6. The sliding pull plates 6 drive the sliding plates 12 and the beveled edge clamping blocks 13 to leave the limiting slot 22, and the sliding plates 12 press the spring 14. At this time, after the beveled edge clamping blocks 13 are disengaged from the limiting slot 22, the connecting side plates 4 and the mounting bottom box 11 can be taken out from the mounting slot 10, and the upper PVC sheathed pipe sleeve 19 and the lower PVC sheathed pipe sleeve 3 are disassembled and replaced with new sheathed pipe sleeves.

[0024] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0026] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high temperature resistant PPR pipe, comprising a PPR pipe body (1) and an upper PVC coated pipe sleeve (19), characterized in that: The PPR pipe body (1) is installed on the top of the PPR pipe body (1), and the lower PVC coated pipe sleeve (3) is installed on the bottom of the PPR pipe body (1). The outer sides of the PPR pipe body (1) and the lower PVC coated pipe sleeve (3) are fixedly connected with an outer high-temperature resistant layer (2), and the outer side of one of the outer high-temperature resistant layers (2) is symmetrically fixedly connected with four connecting side plates (4), and the outer side of another outer high-temperature resistant layer (2) is symmetrically fixedly connected with four mounting side boxes (9), and the tops of the four mounting side boxes (9) are each provided with a mounting groove (10), and the bottoms of the four connecting side plates (4) are each fixedly connected with a mounting bottom box (11). The interior of the installation base box (11) is slidably connected to a sliding plate (12), one side of the sliding plate (12) is fixedly connected to a beveled locking block (13), the interior of the installation slot (10) is provided with a beveled locking block (13) that cooperates with the limiting locking slot (22), the top of the sliding plate (12) is fixedly connected to a sliding pull plate (6), the sliding pull plate (6) is slidably connected to the installation base box (11), the sliding pull plate (6) is slidably connected to the connecting side plate (4), the side of the sliding plate (12) away from the beveled locking block (13) is fixedly connected to a spring (14), one end of the spring (14) is fixedly connected to the installation base box (11).

2. A high temperature resistant PPR pipe according to claim 1, characterized in that: The tops of the four connecting side plates (4) are all fixedly connected with connecting top frames (5).

3. A high temperature resistant PPR pipe according to claim 2, characterized in that: The interiors of the four connecting top frames (5) are all threadedly connected with limiting bolts (8), and the top of the sliding pull plate (6) is provided with limiting slots (7) that cooperate with the limiting bolts (8).

4. The high temperature resistant PPR pipe according to claim 1, characterized in that: The top and bottom of the PPR pipe body (1) are both provided with inner limiting slots (16), and the inner sides of the upper PVC sheathed pipe sleeve (19) and the lower PVC sheathed pipe sleeve (3) are both fixedly connected with inner limiting blocks (15) that cooperate with the inner limiting slots (16).

5. The high temperature resistant PPR pipe according to claim 1, characterized in that: The bottom of the upper PVC sheathed pipe sleeve (19) is symmetrically provided with four positioning installation grooves (20), and the top of the lower PVC sheathed pipe sleeve (3) is symmetrically fixedly connected with four positioning installation blocks (21) that match the positioning installation grooves (20).

6. The high temperature resistant PPR pipe according to claim 1, characterized in that: An inner high temperature resistant layer (17) is fixedly connected to the inner side of the PPR pipe body (1), and an antibacterial layer (18) is fixedly connected to the inner side of the inner high temperature resistant layer (17). The inner high temperature resistant layer (17) is made of PVC material, and the antibacterial layer (18) is made of antibacterial plastic material.

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