CN111412337A

CN111412337A - Environment-friendly PE pipe that convenient concatenation was used

Info

Publication number: CN111412337A
Application number: CN202010324350.9A
Authority: CN
Inventors: 林仲谋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-07-14

Abstract

The invention discloses an environment-friendly PE pipe convenient to splice and use, belonging to the field of PE pipes, and comprising a PE pipe body, wherein the outer end of the PE pipe body is fixedly connected with a pair of outer spiral strips, the two outer spiral strips are spirally distributed at the left end part and the right end part of the PE pipe body respectively, the outer side of the PE pipe body is sleeved with a splicing sleeve body, the inner wall of the splicing sleeve body is fixedly connected with an inner spiral strip matched with the outer spiral strips, the inner spiral strip is spirally distributed at the inner wall of the splicing sleeve body, a cavity is formed in the inner spiral strip, a first heating wire is arranged in the cavity, and the PE pipe with a large pipe diameter can be conveniently spliced, used and disassembled and recovered by workers, so that the PE pipe body can be repeatedly utilized for multiple times, the environment-friendly PE pipe has the advantages of saving and environmental protection, and the joint of the PE pipe used for splicing has extremely high, the leakage phenomenon at the splicing part of the PE pipeline is effectively avoided.

Description

Environment-friendly PE pipe that convenient concatenation was used

Technical Field

The invention relates to the field of PE (polyethylene) pipes, in particular to an environment-friendly PE pipe convenient to splice and use.

Background

The PE pipe as a novel pipe has the characteristics of corrosion resistance, no toxicity, small inner wall smooth resistance, ageing resistance, long service life (50 years), light weight, low installation labor intensity, low construction cost, strong anti-seismic performance, good material flexibility and the like, and is widely applied to the fields of building water supply, building drainage, buried drain pipes, building heating and gas transmission pipes, electrician and telecommunication protective sleeves, industrial pipes, agricultural pipes and the like.

The PE pipes, the pipe fittings and the pipe accessories are generally connected in a hot melting connection mode, an electric melting connection mode and a mechanical connection mode, and the PE pipes are difficult to separate again after the hot melting connection or the electric melting connection, so the PE pipe is mainly used for pipelines which are not required to be detached again and buried underground, and the PE pipes which are mechanically connected can be detached and reused and are mainly used for water supply and drainage pipelines temporarily used on the ground.

The mechanical connection of PE pipe in the existing market mainly has locking type and non-locking type socket joint formula connection, flange joint, steel-plastic excess connection and other modes, and is assisted by sealing rubber ring to seal, however, these mechanical connection modes are generally suitable for the PE pipeline with smaller pipe diameter, for the PE pipeline with large pipe diameter (the pipe diameter is more than or equal to 1m), the pipeline joint under the existing mechanical connection is easy to leave a gap, which is not beneficial to transmitting liquid or gas substances, the possibility of substance leakage is large, in addition, along with the long-time use of the PE pipeline, the pipeline joint is easy to loose and deform, and the sealing performance and the service life of the pipeline are seriously influenced.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide the environment-friendly PE pipe convenient to splice and use, which can realize the convenience of splicing, using, disassembling and recycling of a PE pipeline with a large pipe diameter by workers, so that the PE pipe body can be repeatedly utilized for many times, the environment is saved, the PE pipe joint used for splicing has extremely high connection strength and excellent sealing performance, and the leakage phenomenon at the spliced part of the PE pipeline is effectively avoided.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

An environment-friendly PE pipe convenient to splice and use comprises a PE pipe body, wherein the outer end of the PE pipe body is fixedly connected with a pair of outer spiral strips, the two outer spiral strips are spirally distributed at the left end and the right end of the PE pipe body respectively, a splicing sleeve body is sleeved outside the PE pipe body, the inner wall of the splicing sleeve body is fixedly connected with an inner spiral strip matched with the outer spiral strips, the inner spiral strip is spirally distributed at the inner wall of the splicing sleeve body, a cavity is formed inside the inner spiral strip, a first heating wire is arranged inside the cavity, an electric connector electrically connected with the first heating wire is fixedly arranged at the outer end of the splicing sleeve body, a pair of through pipes communicated with the cavity are fixedly connected with the outer end of the splicing sleeve body, the two through pipes are respectively positioned at the left end and the right end of the splicing sleeve body, the lower ends of, the outer side of the splicing sleeve body is provided with the splicing and unloading device, so that the PE pipeline with a large pipe diameter can be spliced and used and disassembled to be recycled by workers, the PE pipe body can be repeatedly utilized for many times, the environment-friendly advantage is saved, the PE pipeline joint for splicing has high connection strength and excellent sealing performance, and the leakage phenomenon is effectively avoided at the splicing part of the PE pipeline.

Further, the assembly and disassembly device includes the grouter, the grouter right side is equipped with the stock chest, stock chest left end fixedly connected with rather than the grout pipe that is linked together, and the grout pipe that advances of grouter is connected with the grout pipe left end, stock chest upper end fixed mounting has the controller, and the controller passes through electric cable and connects electric connection, pressure control module and temperature control module are connected to the controller, and pressure control module and temperature control module respectively with grouter and first heating wire electric connection, and the assembly and disassembly device can conveniently be worked as and splice and dismantle PE pipe body.

Further, the slurry storage box is internally and fixedly provided with a second heating wire, the second heating wire is electrically connected with the temperature control module, the temperature control module can control the heating temperature of the second heating wire, and the second heating wire can maintain the sulfur mortar in the slurry storage box at a proper temperature in the sulfur mortar grouting process, so that the sulfur mortar grouting work is facilitated.

Furthermore, the temperature control module controls the heating temperature of the first heating wire and the second heating wire to be 130-160 ℃, when the solid sulfur mortar is heated to 130-160 ℃, the sulfur mortar can be melted, and the hot melting temperature of the PE pipe is generally 200-240 ℃, so that the first heating wire can effectively avoid adverse effects on the PE pipe body while melting the sulfur mortar, and the second heating wire can control the temperature of the sulfur mortar to be proper, thereby effectively avoiding early cooling and solidification of the sulfur mortar.

Further, the PE pipe body is including being responsible for the body, be responsible for the inside fixedly connected with of body rather than assorted steel-pipe layer, the steel-pipe layer can make the PE pipe body have higher intensity, effectively avoids the PE pipe body to appear warping or buckling the phenomenon.

Further, outer spiral strip includes main billet, and main billet and steel pipe layer fixed connection, main billet outer end fixedly connected with rubber layer, and the complete cladding of rubber layer main billet, main billet can make outer spiral strip have higher intensity, and the rubber layer can extrude each other with interior spiral strip to fully improve the leakproofness between outer spiral strip and the interior spiral strip.

Furthermore, the inner spiral strip and the rubber layer are both made of fluororubber materials, and the fluororubber can resist the high temperature of 300 ℃, so that the inner spiral strip and the rubber layer made of the fluororubber can bear the temperature of molten sulfur mortar, and the inner spiral strip and the rubber layer are effectively prevented from being damaged due to the influence of the high temperature.

Furthermore, a plurality of sealing teeth which are uniformly distributed are arranged at the outer ends of the inner spiral strip and the rubber layer, and the sealing teeth on the inner spiral strip are meshed with the sealing teeth on the rubber layer, so that the sealing performance between the outer spiral strip and the inner spiral strip can be further improved, the friction force between the outer spiral strip and the inner spiral strip can be fully increased, and the relative sliding between the outer spiral strip and the inner spiral strip is effectively avoided.

Furthermore, the splicing and disassembling device further comprises a pressurizing air pump, an air outlet pipe of the pressurizing air pump is connected with one of the through pipes, when the PE pipeline is disassembled by workers, sulfur mortar in the inner spiral strip can be pressurized and blown out by the pressurizing air pump after the sulfur mortar is melted, and therefore the sulfur mortar can be conveniently discharged and recycled.

Further, the internal wall fixedly connected with of concatenation cover a plurality of evenly distributed in the insulating frame of cavity, and the insulating frame cover is located on first heating wire, and the insulating frame can be fixed the position of first heating wire in the cavity, effectively avoids first heating wire to appear the off normal at sulphur mortar grout in-process.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) This scheme can realize making things convenient for the staff to splice the PE pipeline of big pipe diameter and use and dismantle the recovery to can carry out a lot of reuse to PE pipe body, have the advantage of practicing thrift the environmental protection, and the PE pipeline junction that the concatenation was used has high joint strength and splendid sealing performance, effectively avoids the concatenation department of PE pipeline to appear the seepage phenomenon.

(2) The temperature control module controls the heating temperature of the first heating wire and the second heating wire to be 130-160 ℃, when solid sulfur mortar is heated to 130-160 ℃, the sulfur mortar can be melted, and the hot melting temperature of the PE pipe is generally 200-240 ℃, so that when the sulfur mortar is melted by the first heating wire, adverse effects on the PE pipe body can be effectively avoided, and the sulfur mortar can be controlled at a proper temperature by the second heating wire, so that the early cooling and solidification of the sulfur mortar are effectively avoided.

(3) The PE pipe body is including being responsible for the body, is responsible for the inside fixedly connected with of body rather than assorted steel pipe layer, and the steel pipe layer can make the PE pipe body have higher intensity, effectively avoids the PE pipe body to appear warping or buckling the phenomenon.

(4) The outer spiral strip comprises a main steel strip, the main steel strip is fixedly connected with the steel pipe layer, the outer end of the main steel strip is fixedly connected with a rubber layer, the rubber layer completely covers the main steel strip, the main steel strip can enable the outer spiral strip to have higher strength, and the rubber layer can be mutually extruded with the inner spiral strip, so that the sealing performance between the outer spiral strip and the inner spiral strip is fully improved.

(5) The inner spiral strip and the rubber layer are both made of fluororubber materials, and the fluororubber can resist the high temperature of 300 ℃, so that the inner spiral strip and the rubber layer made of the fluororubber can bear the temperature of molten sulfur mortar, and the inner spiral strip and the rubber layer are effectively prevented from being damaged due to the influence of high temperature.

(6) A plurality of sealing teeth which are uniformly distributed are arranged at the outer ends of the inner spiral strip and the rubber layer, and the sealing teeth on the inner spiral strip are meshed with the sealing teeth on the rubber layer, so that the sealing performance between the outer spiral strip and the inner spiral strip can be further improved, the friction force between the outer spiral strip and the inner spiral strip can be fully increased, and the relative sliding between the outer spiral strip and the inner spiral strip is effectively avoided.

(7) The splicing and disassembling device further comprises a pressurizing air pump, an air outlet pipe of the pressurizing air pump is connected with one of the through pipes, when a worker disassembles the PE pipeline, sulfur mortar in the inner spiral strip can be pressurized and blown out by the pressurizing air pump after the sulfur mortar is melted, and therefore the sulfur mortar is convenient to discharge and recycle.

(8) The inner wall of the splicing sleeve body is fixedly connected with a plurality of insulation frames which are uniformly distributed in the cavity, the insulation frames are sleeved on the first heating wires, the insulation frames can fix the positions of the first heating wires in the cavity, and the deviation of the first heating wires in the sulfur mortar grouting process is effectively avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention during use;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural view of a PE pipe body according to the present invention;

FIG. 4 is a schematic view of the inner structure of the splice case of the present invention;

FIG. 5 is a schematic structural diagram of the present invention during splicing;

FIG. 6 is a schematic structural view of the present invention when disassembled;

Fig. 7 is a system schematic of the controller of the present invention.

The reference numbers in the figures illustrate:

The pipe comprises a 1PE pipe body, a 101 main pipe body, a 102 steel pipe layer, a 2 outer spiral strip, a 201 main steel strip, a 202 rubber layer, a 3 splicing sleeve body, a 4 inner spiral strip, a 5 cavity, a 6 first heating wire, a 7 electric connector, an 8-way pipe, a 9 sealing plug, 10 sulfur mortar, a 111 grouting machine, a 112 slurry storage box, a 113 slurry guide pipe, a 114 controller, an 1141 pressure control module, an 1142 temperature control module, a 115 electric cable, a 116 second heating wire, a 117 pressurization air pump, a 12 insulation frame and 13 sealing teeth.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.

Example 1:

Referring to fig. 1 and 3, an environment-friendly PE tube convenient for splicing comprises a PE tube body 1, a pair of outer spiral strips 2 fixedly connected to the outer end of the PE tube body 1, and two outer spiral strips 2 spirally distributed on the left and right ends of the PE tube body 1, referring to fig. 1 and 4, a splicing sleeve 3 is sleeved on the outer side of the PE tube body 1, the splicing sleeve 3 is made of high-strength steel, an inner spiral strip 4 matched with the outer spiral strip 2 is fixedly connected to the inner wall of the splicing sleeve 3, and the inner spiral strip 4 spirally distributed on the inner wall of the splicing sleeve 3, the PE tube body 1 and the splicing sleeve 3 can be connected together by the mutually matching screw threads between the outer spiral strip 2 and the inner spiral strip 4, a cavity 5 is formed inside the inner spiral strip 4, referring to fig. 1-2, a first electric heating wire 6 is installed inside the cavity 5, an electric connector 7 electrically connected with the first heating wire 6 is fixedly installed at the outer end of the, a worker can be powered on by the first electric heating wire 6 through the electric connector 7, the outer end of the splicing sleeve body 3 is fixedly connected with a pair of through pipes 8 communicated with the cavity 5, the two through pipes 8 are respectively positioned at the left end and the right end of the splicing sleeve body 3, the lower end of each through pipe 8 is connected with a sealing plug 9 matched with the through pipe 8, the sealing plug 9 is the prior art, the description is omitted, the cavity 5 is filled with sulfur mortar 10, the solid sulfur mortar 10 has high strength, the solid sulfur mortar 10 can be heated and melted, please refer to fig. 5, the outer side of the splicing sleeve body 3 is provided with a splicing and disassembling device, the PE pipeline with large pipe diameter can be conveniently spliced, used, disassembled and recycled by the worker, the PE pipe body 1 can be repeatedly utilized for multiple times, the PE pipe has the advantages of saving and environmental protection, and the joint of the PE pipeline used, the leakage phenomenon at the splicing part of the PE pipeline is effectively avoided.

Referring to fig. 5-6, the assembly and disassembly apparatus includes a grouter 111, the grouter 111 being prior art, no further description is given here, the right side of the grouter 111 is provided with a stock tank 112, the left end of the stock tank 112 is fixedly connected with a stock guide pipe 113 communicated with the stock tank, and the pulp inlet pipe of the grouting machine 111 is connected with the left end of the pulp guide pipe 113, the upper end of the pulp storage tank 112 is fixedly provided with a controller 114, and the controller 114 is electrically connected to the electrical connector 7 through the electrical cable 115, referring to fig. 7, the controller 114 is connected to a pressure control module 1141 and a temperature control module 1142, and the pressure control module 1141 and the temperature control module 1142 are electrically connected to the grouter 111 and the first heating wire 6, respectively, the pressure control module 1141 can detect the grouting pressure of the grouter 111 in real time, and temperature control module 1142 can control the temperature that generates heat of first heating wire 6, and the concatenation device can conveniently be worked as and splice and dismantle PE pipe body 1.

Referring to fig. 5-7, the second heating wire 116 is fixedly installed in the slurry storage tank 112, and the second heating wire 116 is electrically connected to the temperature control module 1142, the temperature control module 1142 can control the heating temperature of the second heating wire 116, during the grouting process of the sulfur mortar 10, the second heating wire 116 can maintain the sulfur mortar 10 in the slurry storage tank 112 at a proper temperature, so as to facilitate the grouting work of the sulfur mortar 10, the temperature control module 1142 controls the heating temperatures of the first heating wire 6 and the second heating wire 116 to be 130-160 ℃, when the solid sulfur mortar 10 is heated to 130-160 ℃, the sulfur mortar 10 will be melted, and the hot melting temperature of the PE pipe is generally 200-240 ℃, so that the first heating wire 6 can effectively avoid the adverse effect on the PE pipe body 1 while melting the sulfur mortar 10, and the second heating wire 116 can control the sulfur mortar 10 at a proper temperature, effectively avoiding the early cooling and solidification thereof.

Referring to fig. 1-2, a PE pipe body 1 includes a main pipe body 101, a steel pipe layer 102 is fixedly connected to the inside of the main pipe body 101, the steel pipe layer 102 can make the PE pipe body 1 have a high strength, and effectively prevent the PE pipe body 1 from deforming or bending, an outer spiral strip 2 includes a main steel strip 201, the main steel strip 201 is fixedly connected to the steel pipe layer 102, the main steel strip 201 and the steel pipe layer 102 are made of the same material and are integrally formed, a rubber layer 202 is fixedly connected to the outer end of the main steel strip 201, the rubber layer 202 completely covers the main steel strip 201, the main steel strip 201 can make the outer spiral strip 2 have a high strength, the rubber layer 202 can be pressed against an inner spiral strip 4, so as to sufficiently improve the sealing performance between the outer spiral strip 2 and the inner spiral strip 4, the inner spiral strip 4 and the rubber layer 202 are made of a fluororubber material, the fluororubber can resist a high temperature of 300 ℃, so that the inner spiral strip 4 and the sulfur rubber layer 202 made, thereby effectively avoiding the damage of the glass due to the influence of high temperature.

Referring to fig. 1-4, the outer ends of the inner spiral strip 4 and the rubber layer 202 are respectively provided with a plurality of sealing teeth 13 which are uniformly distributed, and the sealing teeth 13 on the inner spiral strip 4 are engaged with the sealing teeth 13 on the rubber layer 202, so that not only can the sealing performance between the outer spiral strip 2 and the inner spiral strip 4 be further improved, but also the friction force between the outer spiral strip 2 and the inner spiral strip 4 can be sufficiently increased, and the relative sliding between the outer spiral strip 2 and the inner spiral strip 4 is effectively avoided.

Referring to fig. 6, the splicing and disassembling device further includes a pressurizing air pump 117, and an air outlet pipe of the pressurizing air pump 117 is connected to one of the through pipes 8, when the worker disassembles the PE pipeline, the pressurizing air pump 117 may be used to pressurize and blow out the sulfur mortar 10 in the inner spiral strip 4, so as to facilitate discharging and recycling of the sulfur mortar 10, referring to fig. 1-2, the inner wall of the splicing sleeve body 3 is fixedly connected with a plurality of insulating frames 12 uniformly distributed in the cavity 5, and the insulating frames 12 are sleeved on the first heating wire 6, and the insulating frames 12 may fix the position of the first heating wire 6 in the cavity 5, thereby effectively preventing the first heating wire 6 from deviating during grouting of the sulfur mortar 10.

Referring to fig. 1-4, when a worker needs to splice two PE pipe bodies 1 for use, the ends of the two PE pipe bodies 1 can be connected with the same splice case body 3 by the matching of the outer spiral strip 2 and the inner spiral strip 4, referring to fig. 5 and 7, the worker can first detach the sealing plugs 9 on the two through pipes 8, then connect the grouting pipe of the grouting machine 111 with one through pipe 8, then the worker can start the grouting machine 111, the grouting machine 111 can inject the sulfur mortar 10 in the mortar storage tank 112 into the cavity 5 of the inner spiral strip 4 through the slurry guide pipe 113 and the through pipe 8, during the grouting process of the sulfur mortar 10, the other through pipe 8 has the function of exhausting air, when the sulfur mortar 10 starts to emerge from the other through pipe 8, the worker can use the sealing plugs 9 to plug the same, at this time, along with the continuous pouring of the sulfur mortar 10, the pressure inside the inner spiral strip 4 is also continuously increased, the inner spiral strip 4 gradually expands under the action of the pressure, when the pressure inside the inner spiral strip 4 reaches a certain preset value, the inner spiral strip 4 is fully extruded and tightly contacted with the outer spiral strip 2, and the gap between the outer spiral strip 2 and the inner spiral strip 4 is effectively eliminated, so that the space between the PE pipe body 1 and the splicing sleeve body 3 is sealed, meanwhile, when the pressure control module 1141 of the controller 114 detects that the grouting pressure of the grouting machine 111 reaches the preset value, the grouting machine 111 is controlled to stop grouting, the damage caused by the overhigh pressure of the inner spiral strip 4 is effectively avoided, and then, a worker can detach the grouting pipe of the grouting machine 111 and use the sealing plug 9 to plug the through pipe 8.

Referring to fig. 1-2, the sulfur mortar 10 in the inner spiral strip 4 is solidified in about 24 hours and reaches a high strength, and after the sulfur mortar 10 is solidified, because the outer spiral strip 2 and the inner spiral strip 4 both have higher strength and stronger interference fit exists between the outer spiral strip 2 and the inner spiral strip 4, thereby effectively avoiding the loosening and deformation of the connection between the PE pipe body 1 and the splicing sleeve body 3, leading the connection part of the PE pipe to have extremely high connection strength, and in addition, as the sulfur mortar 10 is in a solid state after being solidified, the leakage phenomenon can not occur, the pressure intensity in the inner spiral strip 4 can be fully ensured not to be reduced, the gap between the inner spiral strip 4 and the outer spiral strip 2 caused by the contraction of the inner spiral strip can be effectively avoided, the PE pipeline joint has excellent sealing performance, and leakage at the splicing part of the PE pipeline is effectively avoided.

Referring to fig. 1-2 and 6-7, when a worker needs to disassemble two PE tube bodies 1, the slurry guiding tube 113 of the slurry storage tank 112 can be connected to one of the through tubes 8 through a suitable tube body, and the controller 114 is connected to the electric connector 7 through the electric cable 115, so that the temperature control module 1142 of the controller 114 can control the first electric heating wire 6 to heat the sulfur mortar 10, when the sulfur mortar 10 is heated to about 130 ℃, the sulfur mortar 10 is melted, the melted sulfur mortar 10 flows back into the slurry storage tank 112 through the through tube 8 for the next use, as the sulfur mortar 10 in the inner spiral strip 4 is continuously reduced, the inner spiral strip 4 is gradually contracted and gradually separated from the outer spiral strip 2, and in the process, the worker can use the pressurizing air pump 117 and connect to the other through tube 8, pressurization air pump 117 can blow off the sulphur mortar 10 in the interior spiral strip 4 to storing up in the thick liquid case 112 sooner, the recovery work of sulphur mortar 10 accomplishes the back, the staff alright with the tip of PE pipe body 1 is twisted out from the splicing sleeve body 3 in directly, accomplish the dismantlement work of PE pipeline, can realize making things convenient for the staff to splice the PE pipeline of big pipe diameter and use and dismantle the recovery, thereby can carry out reuse many times to PE pipe body 1, have the advantage of practicing thrift the environmental protection, and, the PE pipe connection department that the concatenation was used has high joint strength and splendid sealing performance, effectively avoid the seepage phenomenon to appear in the concatenation department of PE pipeline.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an environment-friendly PE pipe that convenient concatenation was used, includes PE pipe body (1), its characterized in that: PE manages body (1) outer end fixedly connected with a pair of outer spiral strip (2), and two outer spiral strip (2) are the heliciform and distribute respectively in both ends about PE manages body (1), PE manages body (1) outside cover is equipped with the concatenation cover body (3), the concatenation cover body (3) inner wall fixedly connected with outer spiral strip (2) assorted inner spiral strip (4), and inner spiral strip (4) are the heliciform and distribute in the inner wall of concatenation cover body (3), some cavity (5) are seted up to inner spiral strip (4) inside, cavity (5) internally mounted has first heating wire (6), concatenation cover body (3) outer end fixed mounting has electric joint (7) with first heating wire (6) electric connection, a pair of siphunculus (8) that are linked together with cavity (5) of concatenation cover body (3) outer end fixedly connected with, and two siphunculus (8) are located the both ends about the concatenation cover body (3) respectively, the lower end of the through pipe (8) is connected with a sealing plug (9) matched with the through pipe, sulfur mortar (10) is filled in the cavity (5), and a splicing and unloading device is arranged on the outer side of the splicing sleeve body (3).

2. The environment-friendly PE pipe convenient to splice and use as claimed in claim 1, wherein: splicing device includes grouter (111), grouter (111) right side is equipped with storage box (112), storage box (112) left end fixedly connected with rather than leading thick liquid pipe (113) that are linked together, and the grout pipe that advances of grouter (111) is connected with leading thick liquid pipe (113) left end, storage box (112) upper end fixed mounting has controller (114), and controller (114) are through electric cable (115) and electric connector (7) electric connection, controller (114) are connected with pressure control module (1141) and temperature control module (1142), and pressure control module (1141) and temperature control module (1142) respectively with grouter (111) and first heating wire (6) electric connection.

3. The environment-friendly PE pipe convenient to splice and use as claimed in claim 2, wherein: the second heating wire (116) is fixedly arranged in the pulp storage box (112), and the second heating wire (116) is electrically connected with the temperature control module (1142).

4. The environment-friendly PE pipe convenient to splice and use as claimed in claim 3, wherein: the temperature control module (1142) controls the heating temperature of the first heating wire (6) and the second heating wire (116) to be 130-160 ℃.

5. The environment-friendly PE pipe convenient to splice and use as claimed in claim 4, wherein: the PE pipe body (1) comprises a main pipe body (101), and a steel pipe layer (102) matched with the main pipe body (101) is fixedly connected to the inner portion of the main pipe body.

6. The environment-friendly PE pipe convenient to splice and use as claimed in claim 5, wherein: the outer spiral strip (2) comprises a main steel strip (201), the main steel strip (201) is fixedly connected with the steel pipe layer (102), the outer end of the main steel strip (201) is fixedly connected with a rubber layer (202), and the rubber layer (202) completely covers the main steel strip (201).

7. The environment-friendly PE pipe convenient to splice and use as claimed in claim 6, wherein: the inner spiral strip (4) and the rubber layer (202) are both made of fluororubber materials.

8. The environment-friendly PE pipe convenient to splice and use as claimed in claim 6, wherein: a plurality of sealing teeth (13) which are uniformly distributed are arranged at the outer ends of the inner spiral strip (4) and the rubber layer (202), and the sealing teeth (13) on the inner spiral strip (4) are mutually meshed with the sealing teeth (13) on the rubber layer (202).

9. The environment-friendly PE pipe convenient to splice and use as claimed in claim 1, wherein: the splicing and disassembling device further comprises a pressurizing air pump (117), and an air outlet pipe of the pressurizing air pump (117) is connected with one through pipe (8).

10. The environment-friendly PE pipe convenient to splice and use as claimed in claim 1, wherein: the inner wall of the splicing sleeve body (3) is fixedly connected with a plurality of insulation frames (12) which are uniformly distributed in the cavity (5), and the insulation frames (12) are sleeved on the first heating wire (6).