A new composite material prefabricated well body

Abstract

The utility model relates to the technical field of well bodies, and discloses a novel composite material prefabricated well body, which solves the problem that the existing well bodies have poor use effects, and comprises a prefabricated well body, wherein the top of the prefabricated well body is provided with a first O-ring and a second O-ring, the top of the prefabricated well body is fixedly provided with a snap-on annular convex ring, the bottom end of the prefabricated well body is provided with a snap-on annular groove matching the snap-on annular convex ring, the prefabricated well body is composed of an SMC composite material and an internally reinforced grid, the internally reinforced grid is fixedly connected to the inside of the SMC composite material, and a plurality of ladders are fixedly provided on the inner side wall of the prefabricated well body; through the composite material prefabricated well body, its overall corrosion resistance, connection sealing and construction convenience can be improved, while the axial and radial pressure resistance can be effectively improved, thereby improving the service life.

Description

Technical Field

[0001] The utility model belongs to the technical field of well bodies, in particular to a novel composite material prefabricated well body. Background Art

[0002] Inspection wells are used for rainwater and sewage discharge pipes. They are vertical shafts built at certain intervals on the underground pipeline locations. They are used to connect pipelines of different diameters, directions, and heights. They are mainly used by maintenance workers to regularly inspect and dredge pipelines, remove sludge and foreign matter, and prevent pipeline blockages. They are one of the underground infrastructures of urban roads.

[0003] The inspection well bodies currently in use are usually brick and mud structures or reinforced concrete structures. No matter whether they are prefabricated structures or cast-in-place structures, the work intensity will increase during the construction process. In addition, the overall corrosion resistance is poor, the installation sealing and installation convenience are not good, the later maintenance is also more troublesome, and the use effect is not good. Therefore, the present application proposes a new type of composite material prefabricated well body. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a new composite material prefabricated well body, which effectively solves the problem that the existing well body has a poor use effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel composite material prefabricated well body, comprising a prefabricated well body, the top of the prefabricated well body is provided with a first O-ring and a second O-ring, the top of the prefabricated well body is fixedly provided with a snap-in annular convex ring, the bottom end of the prefabricated well body is provided with a snap-in annular groove matching the snap-in annular convex ring, the prefabricated well body is composed of an SMC composite material and an internal reinforced grid, the internal reinforced grid is fixedly connected to the inside of the SMC composite material, and a plurality of ladders are fixedly provided on the inner side wall of the prefabricated well body.

[0006] Preferably, the SMC composite material is an integrated hot-pressed structure.

[0007] Preferably, the built-in reinforcing grid is composed of a top compression ring, a bottom compression ring, a plurality of rigid vertical ribs, an outer ring of spiral steel wire and an inner ring of spiral steel wire, the top compression ring is located at the top end inside the SMC composite material, the bottom compression ring is located at the bottom end inside the SMC composite material, the rigid vertical ribs are welded and connected between the top compression ring and the bottom compression ring, the outer ring of spiral steel wire is welded and connected to the outer surface of the rigid vertical ribs, the inner ring of spiral steel wire is welded and connected to the inner surface of the rigid vertical ribs, and the vertical cross-sections of the top compression ring and the bottom compression ring are both Z-shaped structures.

[0008] Preferably, an annular groove 1 matching the first O-ring is formed at the top of the snap-fit ​​annular convex ring, and an annular groove 2 matching the second O-ring is formed at the side of the top of the prefabricated well body, and the vertical sections of the annular groove 1 and the annular groove 2 are both arc-shaped structures.

[0009] Preferably, a water receiving ring is fixedly provided at the top of the inner surface of the prefabricated well body, a plurality of drainage ports are opened at the bottom of the water receiving ring, and a drainage pipe connected to the drainage port is fixedly provided at the bottom of the water receiving ring.

[0010] Preferably, the ladder consists of a U-shaped main ladder, a plurality of oblique support arms, pre-embedded main reinforcements and pre-embedded oblique reinforcements, the oblique support arms are fixedly connected to the two ends of the bottom of the U-shaped main ladder, the pre-embedded main reinforcements and the pre-embedded oblique reinforcements are both inserted into the SMC composite material and welded to the built-in reinforcing grid, the U-shaped main ladder is fixedly connected to the pre-embedded main reinforcements, the oblique support arms are fixedly connected to the pre-embedded oblique reinforcements, and the top of the U-shaped main ladder is provided with anti-slip grooves.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) During operation, by providing a snap-fit ​​annular convex ring and a snap-fit ​​annular groove, the prefabricated well body can be easily stacked and installed vertically, and the positioning function can be achieved. At the same time, the sealing and stability of the installation can be improved. By providing a first O-ring and a second O-ring, the sealing of the installation can be further improved to avoid water leakage or seepage during use. By providing a water receiving ring, a drain port and a drain pipe, when water seepage occurs at the connection of the prefabricated well body, water can be collected and diverted, thereby improving the overall cleanliness of the well body.

[0013] (2) By providing a prefabricated well body composed of SMC composite materials and an internal reinforcement grid, the anti-aging and corrosion resistance of the prefabricated well body can be improved, while the axial and radial compressive resistance of the prefabricated well body can be improved, thereby increasing the service life of the prefabricated well body. By providing a ladder composed of a U-shaped main ladder, a plurality of inclined support arms, pre-embedded main reinforcements and pre-embedded inclined reinforcements, it is possible to facilitate the entry and exit of the well body by the staff, thereby improving convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1 This is a schematic diagram of the composite material prefabricated well structure of the utility model;

[0017] Figure 2This is a schematic diagram of the splicing structure of the composite material prefabricated well body of the utility model;

[0018] Figure 3 This is one of the schematic diagrams of the internal structure of the composite material prefabricated well body of the utility model;

[0019] Figure 4 This is the second schematic diagram of the internal structure of the composite material prefabricated well body of the utility model;

[0020] Figure 5 For this utility model Figure 4 A partial enlarged view of

[0021] Figure 6 This is a schematic diagram of the structure of the ladder of the utility model;

[0022] In the figure: 1. Prefabricated well body; 2. First O-ring; 3. Second O-ring; 4. Snap-on annular convex ring; 5. Snap-on annular groove; 6. SMC composite material; 7. Built-in reinforcing grid; 8. Ladder; 9. Top anti-pressure ring; 10. Bottom anti-pressure ring; 11. Rigid vertical reinforcement; 12. Outer ring of spiral steel wire; 13. Inner ring of spiral steel wire; 14. Annular groove one; 15. Annular groove two; 16. Water receiving ring; 17. Drainage outlet; 18. Drainage pipe; 19. U-shaped main ladder; 20. Oblique support arm; 21. Pre-planted main reinforcement; 22. Pre-planted oblique reinforcement. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Depend on Figures 1 to 4 The utility model provides a novel composite prefabricated well body, comprising a prefabricated well body 1, a first O-ring 2 and a second O-ring 3 are arranged at the top of the prefabricated well body 1, a clamping annular convex ring 4 is fixedly arranged at the top of the prefabricated well body 1, a clamping annular groove 5 matching the clamping annular convex ring 4 is arranged at the bottom of the prefabricated well body 1, the prefabricated well body 1 is composed of an SMC composite material 6 and an internal reinforcement grid 7, the internal reinforcement grid 7 is fixedly connected to the inside of the SMC composite material 6, and a plurality of ladders 8 are fixedly arranged on the inner side wall of the prefabricated well body 1;

[0025] By means of the clamping annular protrusion 4 and the clamping annular groove 5, the prefabricated well body 1 can be conveniently stacked and installed vertically, thereby improving the stability and sealing of the installation. The first O-ring 2 and the second O-ring 3 can further improve the sealing of the connection, thereby avoiding water leakage and water seepage, and maintaining the cleanliness of the well environment. The prefabricated well body 1 composed of the SMC composite material 6 and the built-in reinforcing grid 7 can improve the anti-aging and corrosion resistance of the prefabricated well body 1, and at the same time improve the overall pressure resistance, thereby increasing the service life.

[0026] Depend on Figure 3 and Figure 4 It is given that the SMC composite material 6 is an integrated hot-pressed structure, and the built-in reinforcing grid 7 is composed of a top anti-compression ring 9, a bottom anti-compression ring 10, a plurality of rigid vertical ribs 11, a spiral steel wire outer ring 12 and a spiral steel wire inner ring 13. The top anti-compression ring 9 is located at the top of the inside of the SMC composite material 6, and the bottom anti-compression ring 10 is located at the bottom of the inside of the SMC composite material 6. The rigid vertical ribs 11 are welded and connected between the top anti-compression ring 9 and the bottom anti-compression ring 10. The spiral steel wire outer ring 12 is welded and connected to the outer surface of the rigid vertical rib 11, and the spiral steel wire inner ring 13 is welded and connected to the inner surface of the rigid vertical rib 11. The vertical sections of the top anti-compression ring 9 and the bottom anti-compression ring 10 are both Z-shaped structures.

[0027] By providing an internal reinforcement grid 7 composed of a top compression ring 9, a bottom compression ring 10, a plurality of rigid vertical ribs 11, a spiral steel wire outer ring 12 and a spiral steel wire inner ring 13, the axial and radial compression resistance of the prefabricated well body 1 can be improved;

[0028] Depend on Figure 1 , Figure 2 , Figure 4 and Figure 5 It is given that the top of the clamping annular convex ring 4 is provided with an annular groove 14 matching the first O-ring 2, and the side of the top of the prefabricated well body 1 is provided with an annular groove 2 15 matching the second O-ring 3, the vertical sections of the annular groove 14 and the annular groove 2 15 are both arc-shaped structures, and the top of the inner surface of the prefabricated well body 1 is fixedly provided with a water receiving ring 16, and the bottom end of the water receiving ring 16 is provided with a plurality of drainage ports 17, and the bottom end of the water receiving ring 16 is fixedly provided with a drainage pipe 18 connected to the drainage port 17;

[0029] When water leakage and water seepage occur at the connection of the prefabricated well body 1, the water can be received by the water receiving ring 16, and then discharged to the well body at the bottom through the drain port 17 and the drain pipe 18 to ensure the cleanliness of the inspection well. The first O-ring 2 and the second O-ring 3 can be installed respectively through the annular groove 14 and the annular groove 2 15;

[0030] Depend on Figure 3 and Figure 6It is given that the ladder 8 is composed of a U-shaped main ladder 19, a plurality of oblique support arms 20, pre-planted main reinforcements 21 and pre-planted oblique reinforcements 22, the oblique support arms 20 are fixedly connected to the two ends of the bottom of the U-shaped main ladder 19, the pre-planted main reinforcements 21 and the pre-planted oblique reinforcements 22 are both inserted into the SMC composite material 6 and welded to the built-in reinforcement grid 7, the U-shaped main ladder 19 is fixedly connected to the pre-planted main reinforcements 21, the oblique support arms 20 are fixedly connected to the pre-planted oblique reinforcements 22, and the top of the U-shaped main ladder 19 is provided with anti-slip grooves;

[0031] The pre-planted main reinforcement 21 and the pre-planted oblique reinforcement 22 are pre-connected and fixed to the built-in reinforcing grid 7. After the SMC composite material 6 is pressed, the U-shaped main ladder 19 and the oblique support arm 20 are installed, thereby improving the installation stability of the U-shaped main ladder 19.

[0032] During operation, by providing a snap-in annular convex ring and a snap-in annular groove, the prefabricated well body can be easily stacked and installed vertically, and the positioning function can be achieved. At the same time, the sealing and stability of the installation can be improved. By providing a first O-ring and a second O-ring, the sealing of the installation can be further improved to avoid leakage or seepage during use. By providing a water collecting ring, a drain port and a drain pipe, when seepage occurs at the connection of the prefabricated well body, water can be collected and diverted to improve the overall cleanliness of the well body. By providing a prefabricated well body composed of SMC composite materials and built-in reinforced grids, the aging resistance and corrosion resistance of the prefabricated well body can be improved, and the axial and radial compressive resistance of the prefabricated well body can be improved, thereby improving the service life of the prefabricated well body. By providing a ladder composed of a U-shaped main ladder, a plurality of inclined support arms, pre-planted main reinforcements and pre-planted inclined reinforcements, it is convenient for staff to enter and exit the well body, thereby improving convenience.

Claims

1. A novel composite material prefabricated well body, comprising a prefabricated well body (1), characterized in that: The top of the prefabricated well body (1) is provided with a first O-ring (2) and a second O-ring (3), the top of the prefabricated well body (1) is fixedly provided with a snap-fit ​​annular convex ring (4), the bottom of the prefabricated well body (1) is provided with a snap-fit ​​annular groove (5) matching the snap-fit ​​annular convex ring (4), the prefabricated well body (1) is composed of an SMC composite material (6) and an internal reinforcement grid (7), the internal reinforcement grid (7) is fixedly connected to the inside of the SMC composite material (6), and a plurality of ladders (8) are fixedly provided on the inner side wall of the prefabricated well body (1).

2. A novel composite material prefabricated well body according to claim 1, characterized in that: The SMC composite material (6) is an integrated hot-pressed structure.

3. The novel composite material prefabricated well body according to claim 1, characterized in that: The built-in reinforcement grid (7) is composed of a top anti-compression ring (9), a bottom anti-compression ring (10), a plurality of rigid vertical ribs (11), an outer ring of spiral steel wire (12) and an inner ring of spiral steel wire (13); the top anti-compression ring (9) is located at the top end of the SMC composite material (6); the bottom anti-compression ring (10) is located at the bottom end of the SMC composite material (6); the rigid vertical ribs (11) are welded and connected between the top anti-compression ring (9) and the bottom anti-compression ring (10); the outer ring of spiral steel wire (12) is welded and connected to the outer surface of the rigid vertical ribs (11); the inner ring of spiral steel wire (13) is welded and connected to the inner surface of the rigid vertical ribs (11); and the vertical cross-sections of the top anti-compression ring (9) and the bottom anti-compression ring (10) are both Z-shaped structures.

4. The novel composite material prefabricated well body according to claim 1, characterized in that: The top of the clamping annular convex ring (4) is provided with an annular groove 1 (14) matching the first O-ring (2), and the side of the top of the prefabricated well body (1) is provided with an annular groove 2 (15) matching the second O-ring (3), and the vertical sections of the annular groove 1 (14) and the annular groove 2 (15) are both arc-shaped structures.

5. The novel composite material prefabricated well body according to claim 1, characterized in that: A water receiving ring (16) is fixedly arranged at the top of the inner surface of the prefabricated well body (1), a plurality of drainage ports (17) are opened at the bottom of the water receiving ring (16), and a drainage pipe (18) connected to the drainage port (17) is fixedly arranged at the bottom of the water receiving ring (16).

6. The novel composite material prefabricated well body according to claim 1, characterized in that: The climbing ladder (8) is composed of a U-shaped main ladder (19), a plurality of oblique support arms (20), pre-planted main reinforcements (21) and pre-planted oblique reinforcements (22); the oblique support arms (20) are fixedly connected to the two ends of the bottom of the U-shaped main ladder (19); the pre-planted main reinforcements (21) and the pre-planted oblique reinforcements (22) are both inserted into the SMC composite material (6) and welded to the built-in reinforcement grid (7); the U-shaped main ladder (19) is fixedly connected to the pre-planted main reinforcements (21); the oblique support arms (20) are fixedly connected to the pre-planted oblique reinforcements (22); and the top of the U-shaped main ladder (19) is provided with anti-slip grooves.

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