HDPE double-wall corrugated pipe convenient to disassemble and assemble

Abstract

The utility model discloses an HDPE double-wall corrugated pipe convenient to disassemble and assemble, and relates to the technical field of HDPE double-wall corrugated pipes, the HDPE double-wall corrugated pipe convenient to disassemble and assemble comprises a first HDPE double-wall corrugated pipe and a second HDPE double-wall corrugated pipe, a second splicing pipe head is arranged at the lower end of the first HDPE double-wall corrugated pipe, a first splicing pipe sleeve is arranged at the lower end of the second splicing pipe head, and a second splicing pipe sleeve is arranged at the lower end of the second splicing pipe head. A sealing abutting mechanism is arranged between the second splicing pipe head and the first splicing pipe sleeve. The second splicing pipe head and the first splicing pipe sleeve are quickly mounted and connected through the quick abutting mounting mechanism, so that mounting and dismounting are more convenient, when the quick abutting mounting mechanism is loosened, the second splicing pipe head and the first splicing pipe sleeve can be dismounted and separated, and when the second splicing pipe head and the first splicing pipe sleeve are closed, the second splicing pipe head and the first splicing pipe sleeve can be dismounted and separated. And the second splicing pipe head and the first splicing pipe sleeve are effectively sealed through the sealing abutting mechanism, so that fixation and splicing are tighter and firmer.

Description

Technical Field

[0001] The utility model relates to the technical field of HDPE double-wall corrugated pipes, in particular to a HDPE double-wall corrugated pipe which is easy to disassemble and assemble. Background Art

[0002] HDPE double-wall corrugated pipe, referred to as PE corrugated pipe, has the characteristics of light weight, high pressure resistance, good toughness, fast construction and long service life. Its excellent pipe wall structure design greatly reduces the cost compared with other structures of pipes.

[0003] The existing Chinese patent CN213929915U disclosed on August 10, 2021 a HDPE double-wall corrugated pipe that is easy to disassemble and assemble, including a double-wall corrugated pipe body, the double-wall corrugated pipe body including an innermost first corrugated pipe, the upper end of the first corrugated pipe is fixedly connected with an adhesive layer and a second corrugated pipe in sequence, the left and right side walls of the double-wall corrugated pipe body are respectively fixedly connected with a male block and a female block that match each other, the side wall of the male block is fixedly connected with a snap-on shell, the inner side wall of the snap-on shell is fixedly connected with two symmetrically arranged connecting rods, the same protective shell is fixedly connected between the two connecting rods, the inner side wall of the protective shell is rotatably connected with a spiral rod through a ball bearing, and the outside of the rod wall of the spiral rod is connected with a sliding seat through threaded engagement.

[0004] However, when the above device is disassembled as a whole, it is quickly installed through the quick-release structure, so it cannot be effectively and tightly closed and fixed, which is not very convenient when it is fixed and used. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a HDPE double-wall corrugated pipe which is easy to disassemble and assemble. The second splicing pipe head and the first splicing pipe sleeve are quickly installed and connected through a quick resistance installation mechanism, which makes installation and disassembly more convenient, and when the quick resistance installation mechanism is loosened, the second splicing pipe head and the first splicing pipe sleeve can be disassembled and separated, and when the second splicing pipe head and the first splicing pipe sleeve are closed, the second splicing pipe head and the first splicing pipe sleeve are effectively sealed through the sealing resistance mechanism, so that they are more tightly and firmly fixed when assembled.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The HDPE double-wall corrugated pipe that is easy to disassemble and assemble comprises a first HDPE double-wall corrugated pipe and a second HDPE double-wall corrugated pipe, wherein a second splicing pipe head is arranged at the lower end of the first HDPE double-wall corrugated pipe, a first splicing pipe sleeve is arranged at the lower end of the second splicing pipe head, a sealing resistance mechanism is arranged between the second splicing pipe head and the first splicing pipe sleeve, the second splicing pipe head and the first splicing pipe sleeve are installed and connected by a quick resistance installation mechanism, and a second HDPE double-wall corrugated pipe is arranged at the lower end of the first splicing pipe sleeve;

[0008] The sealing resistance mechanism comprises a second spring and a sealing rubber ring. The upper end of the sealing rubber ring is provided with a second spring in a circumferential array. The second spring is connected to the second splicing pipe joint. The sealing rubber ring is aligned with the outer side of the second splicing pipe joint.

[0009] Through the above technical scheme: the lower end of the first HDPE double-wall corrugated pipe is spliced ​​and assembled with the upper end of the second HDPE double-wall corrugated pipe, the first HDPE double-wall corrugated pipe is spliced ​​and installed with the first splicing pipe sleeve of the second HDPE double-wall corrugated pipe through the second splicing pipe head, and then the second splicing pipe head and the first splicing pipe sleeve are quickly installed and connected through a quick resistance installation mechanism, which makes installation and disassembly more convenient, and when the quick resistance installation mechanism is loosened, the second splicing pipe head and the first splicing pipe sleeve can be disassembled and separated, and when the second splicing pipe head and the first splicing pipe sleeve are closed, the second splicing pipe head and the first splicing pipe sleeve are effectively sealed through the sealing resistance mechanism, so that they are tighter and firmer when fixed and assembled.

[0010] The utility model is further configured as follows: the quick resistance installation mechanism includes a resistance arc-shaped rubber plate, a first spring, a limit turntable and a rotating bolt; a limit turntable is rotatably installed on the inner side of the upper end of the resistance arc-shaped rubber plate; a rotating bolt is provided on the upper end of the limit turntable through the resistance arc-shaped rubber plate; a first spring is provided on the outer side of the rotating bolt and located on the resistance arc-shaped rubber plate; the first spring is adhesively connected to the inner wall of the first splicing pipe sleeve; and the rotating bolt is threadedly rotatably installed on the first splicing pipe sleeve.

[0011] Through the above technical solution: due to the quick resistance installation mechanism, the device can be quickly installed and used.

[0012] The utility model is further configured that the quick-contact installation mechanisms are provided with two in total, and the quick-contact installation mechanisms are symmetrically arranged on the first splicing pipe sleeve.

[0013] Through the above technical solution: since there are two quick-contact installation mechanisms in total, and the quick-contact installation mechanisms are symmetrically arranged on the first splicing pipe sleeve, the pipe can be fixed and used by contact on both sides.

[0014] The utility model is further configured as follows: the first spliced ​​pipe sleeve comprises a spliced ​​pipe sleeve shell, an installation mechanism installation groove and an assembly sleeve cavity; the interior of the spliced ​​pipe sleeve shell is provided with an assembly sleeve cavity; the inner side of the assembly sleeve cavity is provided with an installation mechanism installation groove on the spliced ​​pipe sleeve shell; and the spliced ​​pipe sleeve shell is connected to a second HDPE double-wall corrugated pipe.

[0015] Through the above technical solution: due to the first splicing pipe sleeve structure, it can be installed and connected for use accordingly.

[0016] The utility model is further configured such that the second spliced ​​pipe head includes an arc-shaped stirring installation groove, a resistance mechanism installation groove and a pipe head shell, a resistance mechanism installation groove is arranged on the inner side of the lower end of the pipe head shell, an arc-shaped stirring installation groove is arranged on the pipe head shell below the resistance mechanism installation groove, and the pipe head shell is connected to the first HDPE double-wall corrugated pipe.

[0017] Through the above technical solution: due to the structure of the second splicing pipe joint, it can be installed and connected accordingly.

[0018] The utility model is further configured such that a first splicing pipe sleeve is further provided at the upper end of the first HDPE double-wall corrugated pipe, and a second splicing pipe head is further provided at the lower end of the second HDPE double-wall corrugated pipe.

[0019] Through the above technical solution: since the upper end of the first HDPE double-wall corrugated pipe is also provided with a first splicing pipe sleeve, the lower end of the second HDPE double-wall corrugated pipe is also provided with a second splicing pipe head, it can be assembled accordingly to your home.

[0020] The utility model is further configured such that the second splicing pipe joint and the first splicing pipe sleeve are connected by sleeve connection, and the interiors of the second splicing pipe joint and the first splicing pipe sleeve are connected.

[0021] Through the above technical solution: because the second splicing pipe joint and the first splicing pipe sleeve are connected by sleeve connection, and the second splicing pipe joint and the first splicing pipe sleeve are internally connected, they can be installed and connected accordingly, and the internal connection makes it easy to transport and use the material.

[0022] The utility model is further configured such that the second splicing pipe head, the sealing abutment mechanism and the outer sides of the first splicing pipe sleeve are aligned.

[0023] With the above technical solution, since the second splicing pipe head, the sealing and abutting mechanism and the outer side of the first splicing pipe sleeve are aligned, no obstruction will occur during use.

[0024] The beneficial effects of the utility model are:

[0025] 1. A sealing resistance mechanism structure is provided, so that the assembly is tighter and firmer. The second spring of the sealing resistance mechanism is adhesively connected to the second splicing pipe head, so that the second spring is easy to install and place, and the second spring can elastically resist the sealing rubber ring. When the sealing rubber ring contacts the first splicing pipe sleeve, the sealing rubber ring squeezes the second spring to deform, and the second spring generates a resisting elastic force, so that the sealing rubber ring is tightly fitted with the first splicing pipe sleeve, so that the second splicing pipe head and the first splicing pipe sleeve are tighter and firmer when closed.

[0026] 2. A quick-contact installation mechanism structure is provided, so that quick installation can be achieved. The rotating bolt of the quick-contact installation mechanism is threadedly rotatably installed on the first splicing pipe sleeve, so that when the rotating bolt is rotated downward in the positive direction, the rotating bolt can drive the limit turntable to rotate, and the limit turntable rotates within the limit position in the contact arc rubber plate, and then drives the contact arc rubber plate to move downward, so that the contact arc rubber plate is contacted and fixed on the second splicing pipe head, so that the contact buckle holds the second splicing pipe head to prevent it from falling off, and the contact arc rubber plate can be elastically contacted by the first spring, so that the contact arc rubber plate is more stable and firm when contact-buckled to the second splicing pipe head.

[0027] 3. By providing a first splicing pipe sleeve structure, corresponding installation and connection can be achieved. The splicing pipe sleeve shell of the first splicing pipe sleeve is integrally connected to the second HDPE double-wall corrugated pipe, so that the splicing pipe sleeve shell is easy to install and place. The splicing pipe sleeve shell has an area of ​​the assembly sleeve cavity, so that the second splicing pipe head can be sleeved and assembled, and the area of ​​the installation mechanism installation groove can be quickly installed and used.

[0028] 4. By providing a second splicing pipe head structure, a corresponding connection can be achieved. The pipe head shell of the second splicing pipe head is integrally connected to the first HDPE double-wall corrugated pipe, so that the pipe head shell is easy to install and place. The pipe head shell has an area of ​​the resistance mechanism installation groove, so that the sealing resistance mechanism can be installed and placed accordingly, and the sealing resistance mechanism can be deformed and retracted to resist the seal. Due to the area of ​​the arc-shaped stirring installation groove, the quick resistance installation mechanism can resist the buckle for positioning, so that the second splicing pipe head can effectively avoid falling off after assembly, and when the quick resistance installation mechanism is loosened, the second splicing pipe head can be quickly and easily removed. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is a schematic diagram of the three-dimensional structure of the HDPE double-wall corrugated pipe that is easy to disassemble and assemble proposed by the utility model;

[0030] Figure 2 This is a schematic diagram of the front cross-sectional structure of the HDPE double-wall corrugated pipe that is easy to disassemble and assemble proposed by the utility model;

[0031] Figure 3This is a schematic diagram of the structure of the quick-impact installation mechanism of the HDPE double-wall corrugated pipe that is easy to disassemble and assemble proposed by the utility model;

[0032] Figure 4 This is a schematic diagram of the sealing and conflicting structure of the HDPE double-wall corrugated pipe that is easy to disassemble and assemble proposed by the utility model;

[0033] Figure 5 This is a schematic diagram of the first splicing pipe sleeve structure of the HDPE double-wall corrugated pipe that is easy to disassemble and assemble proposed by the utility model;

[0034] Figure 6 This is a schematic diagram of the second splicing pipe joint structure of the HDPE double-wall corrugated pipe that is easy to disassemble and assemble proposed by the utility model.

[0035] In the figure: 1. first HDPE double-wall corrugated pipe; 2. second splicing pipe head; 21. arc-shaped stirring installation groove; 22. resistance mechanism installation groove; 23. pipe head shell; 3. sealing resistance mechanism; 31. second spring; 32. sealing rubber ring; 4. second HDPE double-wall corrugated pipe; 5. first splicing pipe sleeve; 51. splicing pipe sleeve shell; 52. installation mechanism installation groove; 53. assembly sleeve cavity; 6. quick resistance installation mechanism; 61. resistance arc-shaped rubber plate; 62. first spring; 63. limit turntable; 64. rotating bolt. DETAILED DESCRIPTION

[0036] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0037] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0038] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0039] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0040] Reference Figure 1-Figure 6 , a HDPE double-wall corrugated pipe that is easy to disassemble and assemble, comprising a first HDPE double-wall corrugated pipe 1 and a second HDPE double-wall corrugated pipe 4, a second splicing pipe head 2 is arranged at the lower end of the first HDPE double-wall corrugated pipe 1, a first splicing pipe sleeve 5 is arranged at the lower end of the second splicing pipe head 2, a sealing resistance mechanism 3 is arranged between the second splicing pipe head 2 and the first splicing pipe sleeve 5, the second splicing pipe head 2 and the first splicing pipe sleeve 5 are installed and connected by a quick resistance installation mechanism 6, and a second HDPE double-wall corrugated pipe 4 is arranged at the lower end of the first splicing pipe sleeve 5;

[0041] The sealing resistance mechanism 3 includes a second spring 31 and a sealing rubber ring 32. The second spring 31 is arranged in a circumferential array at the upper end of the sealing rubber ring 32. The second spring 31 is connected to the second splicing pipe joint 2. The sealing rubber ring 32 is aligned with the outer side of the second splicing pipe joint 2. The second spring 31 of the sealing resistance mechanism 3 is adhesively connected to the second splicing pipe joint 2, so that the second spring 31 is easy to install and place, and the second spring 31 can elastically resist the sealing rubber ring 32. When the sealing rubber ring 32 contacts the first splicing pipe sleeve 5, the sealing rubber ring 32 squeezes the second spring 31 to deform, and the second spring 31 generates a resisting elastic force, so that the sealing rubber ring 32 is tightly fitted with the first splicing pipe sleeve 5, so that the second splicing pipe joint 2 and the first splicing pipe sleeve 5 are more tightly and firmly closed.

[0042] Specifically, the quick-contact installation mechanism 6 includes a contact arc-shaped rubber plate 61, a first spring 62, a limit turntable 63 and a rotating bolt 64. The limit turntable 63 is rotatably installed on the inner side of the upper end of the contact arc-shaped rubber plate 61. The upper end of the limit turntable 63 passes through the contact arc-shaped rubber plate 61 and is provided with a rotating bolt 64. The outer side of the rotating bolt 64 is located on the contact arc-shaped rubber plate 61 and is provided with a first spring 62. The first spring 62 is adhesively connected to the inner wall of the first splicing pipe sleeve 5. The rotating bolt 64 is threadedly rotatably installed on the first splicing pipe sleeve 5. The rotating bolt of the quick-contact installation mechanism 6 The 64 thread is rotatably installed on the first splicing pipe sleeve 5, so when the rotating bolt 64 is rotated downward in the forward direction, the rotating bolt 64 can drive the limiting turntable 63 to rotate, and the limiting turntable 63 is limitedly rotated in the resisting arc rubber plate 61, and then drives the resisting arc rubber plate 61 to move downward, so that the resisting arc rubber plate 61 is fixed on the second splicing pipe head 2, so that the resisting arc rubber plate 61 is resisted and buckled on the second splicing pipe head 2 to prevent it from falling off, and the resisting arc rubber plate 61 can be elastically resisted by the first spring 62, so that the resisting arc rubber plate 61 is more stable and firm when resisting and buckling the second splicing pipe head 2.

[0043] Specifically, there are two quick-contact installation mechanisms 6, and the quick-contact installation mechanisms 6 are symmetrically arranged on the first splicing pipe sleeve 5, so that they can be fixed and used by contact on both sides.

[0044] Specifically, the first splicing pipe sleeve 5 includes a splicing pipe sleeve shell 51, an installation mechanism installation groove 52 and an assembly sleeve cavity 53. The assembly sleeve cavity 53 is arranged inside the splicing pipe sleeve shell 51. The inner side of the assembly sleeve cavity 53 is located on the splicing pipe sleeve shell 51 and an installation mechanism installation groove 52 is arranged. The splicing pipe sleeve shell 51 is connected to the second HDPE double-wall corrugated pipe 4. The splicing pipe sleeve shell 51 of the first splicing pipe sleeve 5 is integrally connected to the second HDPE double-wall corrugated pipe 4, so that the splicing pipe sleeve shell 51 is easy to install and place. The splicing pipe sleeve shell 51 has an area of ​​the assembly sleeve cavity 53, so that the second splicing pipe head 2 can be socketed and assembled, and the area of ​​the installation mechanism installation groove 52 can be installed and used accordingly in this way.

[0045] Specifically, the second splicing pipe head 2 includes an arc-shaped stirring installation groove 21, a resistance mechanism installation groove 22 and a pipe head shell 23. The resistance mechanism installation groove 22 is arranged on the inner side of the lower end of the pipe head shell 23. The arc-shaped stirring installation groove 21 is arranged on the pipe head shell 23 below the resistance mechanism installation groove 22. The pipe head shell 23 is connected to the first HDPE double-wall corrugated pipe 1. The pipe head shell 23 of the second splicing pipe head 2 is integrally connected to the first HDPE double-wall corrugated pipe 1, so that the pipe head shell 23 is easy to install and place. Due to the area of ​​the resistance mechanism installation groove 22 of the pipe head shell 23, the sealing resistance mechanism 3 can be installed and placed accordingly, and the sealing resistance mechanism 3 can be deformed and retracted to resist the seal. Due to the area of ​​the arc-shaped stirring installation groove 21, the quick resistance installation mechanism 6 can resist the buckle for positioning, so that the second splicing pipe head 2 can effectively avoid falling off after assembly, and when the quick resistance installation mechanism 6 is released, the second splicing pipe head 2 can be quickly removed.

[0046] Specifically, the upper end of the first HDPE double-wall corrugated pipe 1 is also provided with a first splicing pipe sleeve 5, and the lower end of the second HDPE double-wall corrugated pipe 4 is also provided with a second splicing pipe head 2, so that they can be assembled accordingly to your home.

[0047] Specifically, the second splicing pipe connector 2 and the first splicing pipe sleeve 5 are connected by sleeve connection, and the interiors of the second splicing pipe connector 2 and the first splicing pipe sleeve 5 are connected, so they can be installed and connected accordingly, and the internal connection makes it easy to transport and use the material.

[0048] Specifically, the outer sides of the second splicing pipe head 2, the sealing abutment mechanism 3 and the first splicing pipe sleeve 5 are aligned, so that no obstruction occurs during use.

[0049] Working principle: During assembly, the lower end of the first HDPE double-wall corrugated pipe 1 is spliced ​​and assembled with the upper end of the second HDPE double-wall corrugated pipe 4, and the first HDPE double-wall corrugated pipe 1 is spliced ​​and installed with the first splicing pipe sleeve 5 of the second HDPE double-wall corrugated pipe 4 through the second splicing pipe head 2, and then the second splicing pipe head 2 and the first splicing pipe sleeve 5 are quickly installed and connected through a quick resistance installation mechanism 6, which makes installation and disassembly more convenient, and when the quick resistance installation mechanism 6 is released, the second splicing pipe head 2 and the first splicing pipe sleeve 5 can be disassembled and separated, and when the second splicing pipe head 2 and the first splicing pipe sleeve 5 are closed, the second splicing pipe head 2 and the first splicing pipe sleeve 5 are effectively sealed through the sealing resistance mechanism 3, so that they are tighter and firmer when fixed and assembled.

[0050] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A HDPE double-wall corrugated pipe that is easy to disassemble and assemble, comprising a first HDPE double-wall corrugated pipe (1) and a second HDPE double-wall corrugated pipe (4), characterized in that: The lower end of the first HDPE double-wall corrugated pipe (1) is provided with a second splicing pipe joint (2), the lower end of the second splicing pipe joint (2) is provided with a first splicing pipe sleeve (5), a sealing resistance mechanism (3) is provided between the second splicing pipe joint (2) and the first splicing pipe sleeve (5), the second splicing pipe joint (2) and the first splicing pipe sleeve (5) are installed and connected via a quick resistance installation mechanism (6), and the lower end of the first splicing pipe sleeve (5) is provided with a second HDPE double-wall corrugated pipe (4); The sealing resistance mechanism (3) comprises a second spring (31) and a sealing rubber ring (32); the second spring (31) is arranged in a circumferential array at the upper end of the sealing rubber ring (32); the second spring (31) is connected to the second splicing pipe joint (2); and the sealing rubber ring (32) is aligned with the outer side of the second splicing pipe joint (2).

2. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 1, characterized in that: The quick-contact mounting mechanism (6) comprises a contact arc-shaped rubber plate (61), a first spring (62), a limit rotating disk (63) and a rotating bolt (64); the limit rotating disk (63) is rotatably mounted on the inner side of the upper end of the contact arc-shaped rubber plate (61); the upper end of the limit rotating disk (63) passes through the contact arc-shaped rubber plate (61) and is provided with a rotating bolt (64); the outer side of the rotating bolt (64) is provided with a first spring (62) on the contact arc-shaped rubber plate (61); the first spring (62) is adhesively connected to the inner wall of the first splicing pipe sleeve (5); and the rotating bolt (64) is threadedly rotatably mounted on the first splicing pipe sleeve (5).

3. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 2, characterized in that: There are two quick-contact installation mechanisms (6) in total, and the quick-contact installation mechanisms (6) are symmetrically arranged on the first splicing pipe sleeve (5).

4. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 3, characterized in that: The first spliced ​​pipe sleeve (5) comprises a spliced ​​pipe sleeve shell (51), a mounting mechanism mounting groove (52) and an assembly sleeve cavity (53); the assembly sleeve cavity (53) is arranged inside the spliced ​​pipe sleeve shell (51); the inner side of the assembly sleeve cavity (53) is provided with a mounting mechanism mounting groove (52) on the spliced ​​pipe sleeve shell (51); and the spliced ​​pipe sleeve shell (51) is connected to the second HDPE double-wall corrugated pipe (4).

5. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 1, characterized in that: The second spliced ​​pipe joint (2) comprises an arc-shaped stirring installation groove (21), a resistance mechanism installation groove (22) and a pipe head shell (23); the resistance mechanism installation groove (22) is arranged on the inner side of the lower end of the pipe head shell (23); an arc-shaped stirring installation groove (21) is arranged on the pipe head shell (23) below the resistance mechanism installation groove (22); and the pipe head shell (23) is connected to the first HDPE double-wall corrugated pipe (1).

6. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 1, characterized in that: The upper end of the first HDPE double-wall corrugated pipe (1) is also provided with a first splicing pipe sleeve (5), and the lower end of the second HDPE double-wall corrugated pipe (4) is also provided with a second splicing pipe head (2).

7. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 1, characterized in that: The second splicing pipe joint (2) and the first splicing pipe sleeve (5) are connected by sleeve connection, and the interiors of the second splicing pipe joint (2) and the first splicing pipe sleeve (5) are connected.

8. The HDPE double-wall corrugated pipe that is easy to disassemble and assemble according to claim 1, characterized in that: The outer sides of the second splicing pipe head (2), the sealing abutment mechanism (3) and the first splicing pipe sleeve (5) are aligned.

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