Anti-corrosion reinforced concrete pipe-jacking pipe joint connector with PVC (polyvinyl chloride) lining

Abstract

The utility model discloses a PVC (polyvinyl chloride)-lined anticorrosive reinforced concrete pipe-jacking pipe joint connector which comprises a pipe joint connector sealing cover used for butt joint of PVC-lined anticorrosive reinforced concrete pipe-jacking pipes, and sealing washers are clamped at the two ends of the interior of the pipe joint connector sealing cover; two symmetrical first arc-shaped connecting bases are installed below the two ends of the pipe joint connector sealing cover, and first extending plates are installed at the two ends of the top of each first arc-shaped connecting base. According to the butt joint device, two sets of symmetrical first arc-shaped connecting bases, first extension plates, first arc-shaped rubber pads, pipe joint connector connecting covers, sealing washers, second arc-shaped connecting bases, second extension plates, second arc-shaped rubber pads, threaded holes, rotary knobs, threaded columns and the like are arranged to be used in cooperation, and therefore when the lining PVC anti-corrosion reinforced concrete jacking pipes are in butt joint, butt joint can be achieved conveniently; the butt joint sealing effect is improved, and the probability of water leakage is reduced; in addition, when the pipe joint connector is used for connecting the lining PVC anti-corrosion reinforced concrete pipe jacking pipe joints, the connecting stability of the pipe joint connector is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe joints, in particular to a pipe joint of reinforced concrete top pipe lined with PVC for corrosion protection. Background Art

[0002] The PVC lined anti-corrosion reinforced concrete pipe jacking pipe joint is a special structure used in underground pipeline construction. It combines the structural strength of reinforced concrete and the anti-corrosion performance of PVC materials. This joint is usually used in pipe jacking construction, which is a construction technology that pushes prefabricated pipes into the ground without destroying the ground structure. When the PVC lined anti-corrosion reinforced concrete pipe jacking is butt-jointed, a pipe joint is required to butt it.

[0003] When the existing pipe joints are connected to the concrete jacking pipe, due to the poor sealing effect of the connection, it is easy to cause water leakage, resulting in water loss and increased losses. Utility Model Content

[0004] The purpose of the utility model is to provide a pipe joint joint of a PVC lined anti-corrosion reinforced concrete jacking pipe. The utility model is provided with two sets of symmetrical first arc-shaped connecting seats, first extension plates, first arc-shaped rubber pads, pipe joint joint connecting covers, sealing washers, second arc-shaped connecting seats, second extension plates, second arc-shaped rubber pads, threaded holes, knobs and threaded columns for use together; thereby facilitating the butt connection of the PVC lined anti-corrosion reinforced concrete jacking pipes, improving the sealing effect of the butt connection and reducing the probability of water leakage; so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A PVC lined anti-corrosion reinforced concrete jacking pipe joint, comprising:

[0007] A pipe joint sealing cover for butt joint of reinforced concrete top pipe lined with PVC, wherein sealing gaskets are clamped at both ends of the pipe joint sealing cover;

[0008] Two symmetrical groups of first arc-shaped connecting seats are installed below the two ends of the pipe joint sealing cover, first extension plates are installed at the two ends of the top of the first arc-shaped connecting seat, and a second arc-shaped connecting seat is provided above the top of the first arc-shaped connecting seat to be closely connected with it, and second extension plates are installed at the two ends of the bottom of the second arc-shaped connecting seat, and threaded holes are opened at the outer ends of the surfaces of the first extension plate and the second extension plate;

[0009] The inner thread of the threaded hole is connected with a threaded column, and a knob is installed on the top of the threaded column;

[0010] A first arc-shaped rubber pad is disposed on the outer surface of the inner side of the first arc-shaped connecting seat, and a second arc-shaped rubber pad is disposed on the outer end surface of the inner side of the second arc-shaped connecting seat.

[0011] Preferably, a symmetrical positioning hole is formed on the top inner end surface of the first extension plate, and a positioning column is clamped inside the positioning hole.

[0012] Preferably, the positioning column is installed on the inner end surface of the bottom of the second extension plate, and the positioning column is adapted between the positioning holes.

[0013] Preferably, a boss is installed at the bottom of the first arc-shaped connecting seat, and three groups of column grooves are opened on the bottom surface of the boss.

[0014] Preferably, a connecting column is clamped inside the column groove, and the column groove and the connecting column are adapted to each other.

[0015] Preferably, a support frame is installed at the bottom of the connecting column, and placement grooves for facilitating positioning and installation are opened below both sides of the support frame.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model provides two sets of symmetrical first arc-shaped connecting seats, first extension plates, first arc-shaped rubber pads, pipe joint connection covers, sealing gaskets, second arc-shaped connecting seats, second extension plates, second arc-shaped rubber pads, threaded holes, knobs and threaded columns for use together, so as to facilitate the butt connection of PVC-lined anti-corrosion reinforced concrete top pipes, improve the sealing effect of the butt connection and reduce the probability of water leakage;

[0018] Moreover, the connection stability of the pipe joint is improved when the pipe joint is connected to the PVC lined anti-corrosion reinforced concrete jacking pipe joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the overall explosion separation structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the separation structure of the first arc-shaped connecting seat and the supporting frame of the utility model;

[0022] Figure 4 for Figure 3 Schematic diagram of the structure viewed from above.

[0023] In the figure: 1, first arc-shaped connecting seat; 101, first extension plate; 2, first arc-shaped rubber pad; 3, pipe joint sealing cover; 4, sealing gasket; 5, second arc-shaped connecting seat; 501, second extension plate; 502, second arc-shaped rubber pad; 6, threaded hole; 7, knob; 8, threaded column; 9, positioning column; 10, positioning hole; 11, boss; 12, column groove; 13, connecting column; 14, support frame; 15, placement groove. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figures 1 to 4 , the utility model provides a technical solution:

[0026] A PVC lined anti-corrosion reinforced concrete jacking pipe joint, comprising:

[0027] A pipe joint sealing cover 3 for butt jointing of PVC lined anti-corrosion reinforced concrete top pipes, wherein sealing washers 4 are clamped at both ends of the pipe joint sealing cover 3; by arranging the pipe joint sealing cover 3 and the sealing washers 4 and other components to cooperate, it is convenient to make the PVC lined anti-corrosion reinforced concrete top pipes play a sealing role when butt jointing to prevent water leakage;

[0028] Two symmetrical groups of first arc-shaped connecting seats 1 are installed below the two ends of the pipe joint sealing cover 3, first extension plates 101 are installed at the two ends of the top of the first arc-shaped connecting seat 1, and a second arc-shaped connecting seat 5 is provided above the top of the first arc-shaped connecting seat 1 to be closely connected thereto, and second extension plates 501 are installed at the two ends of the bottom of the second arc-shaped connecting seat 5, threaded holes 6 are provided on the outer ends of the surfaces of the first extension plate 101 and the second extension plate 501; the threaded holes 6 provided on the first extension plate 101 and the second extension plate 501 correspond to each other; and the internal threads of the threaded hole 6 are connected to a threaded column 8, and a knob 7 is installed on the top of the threaded column 8; a first arc-shaped rubber pad 2 is provided on the outer surface of the inner side of the first arc-shaped connecting seat 1, and a second arc-shaped rubber pad 502 is provided on the outer end surface of the inner side of the second arc-shaped connecting seat 5.

[0029] The utility model provides two sets of symmetrical first arc-shaped connecting seat 1, first extension plate 101, first arc-shaped rubber pad 2, pipe joint connection cover, sealing gasket 4, second arc-shaped connecting seat 5, second extension plate 501, second arc-shaped rubber pad 502, threaded hole 6, knob 7 and threaded column 8 and other components for use together, so as to facilitate the butt joint of PVC lined anti-corrosion reinforced concrete top pipes, improve the sealing effect of the butt joint and reduce the probability of water leakage;

[0030] Moreover, the connection stability of the pipe joint is improved when the pipe joint is connected to the PVC lined anti-corrosion reinforced concrete jacking pipe joint.

[0031] Furthermore, when the PVC lined anti-corrosion reinforced concrete top pipe is butt-jointed, first, the pipe joint sealing cover 3 is taken, and the PVC lined anti-corrosion reinforced concrete top pipe to be butt-jointed is placed inside the pipe joint sealing cover 3, and at the same time, it is sealed by the sealing gasket 4, and the first arc-shaped connecting seat 1 thereon is attached to the surface of the PVC lined anti-corrosion reinforced concrete top pipe;

[0032] Then, take the second arc-shaped connecting seat 5, and insert the positioning column 9 on the bottom into the positioning hole 10 provided on the first arc-shaped connecting seat 1 so as to position it. At the same time, take the threaded column 8 and align it with the threaded hole 6. At this time, twist the knob 7 to tighten and fix the first arc-shaped connecting seat 1 and the second arc-shaped connecting seat 5 by threads, thereby improving the stability of the pipe joint during use; and, by providing the first arc-shaped rubber pad 2 and the second arc-shaped rubber pad 502, the surface of the pipe in contact with the reinforced concrete jacking pipe is protected.

[0033] A symmetrical positioning hole 10 is formed on the top inner end surface of the first extension plate 101 , and a positioning column 9 is clamped inside the positioning hole 10 . The positioning column 9 is installed on the inner end surface of the bottom of the second extension plate 501 , and the positioning column 9 is adapted between the positioning holes 10 .

[0034] By arranging the positioning column 9 and the positioning hole 10 and other components, it is convenient to position and fix the second arc-shaped connecting seat 5 when connected to the first arc-shaped connecting seat 1, so as to improve the accuracy of the assembly.

[0035] A boss 11 is installed at the bottom of the first arc-shaped connecting seat 1, and three groups of column grooves 12 are opened on the bottom surface of the boss 11. Connecting columns 13 are clamped inside the column grooves 12, and the column grooves 12 and the connecting columns 13 are adapted to each other. A support frame 14 is installed at the bottom of the connecting column 13, and placement grooves 15 for facilitating positioning and installation are opened at the lower sides of the support frame 14.

[0036] By arranging the boss 11, the column groove 12, the connecting column 13, the support frame 14 and the placement groove 15 and other components, it is convenient to support the PVC lined anti-corrosion reinforced concrete top pipe, and it is also convenient to position and place the PVC lined anti-corrosion reinforced concrete top pipe through the placement groove 15 after it is pushed into the ground; at the same time, it is also convenient for the support frame 14 to play the role of disassembly and installation.

[0037] When in use, first, take the pipe joint sealing cover 3, place the PVC lined anti-corrosion reinforced concrete jacking pipe to be connected inside the pipe joint sealing cover 3, and at the same time, seal it through the sealing gasket 4, and the first arc-shaped connecting seat 1 thereon is attached to the surface of the PVC lined anti-corrosion reinforced concrete jacking pipe;

[0038] Then, take the second arc-shaped connecting seat 5, and insert the positioning column 9 on the bottom into the positioning hole 10 provided on the first arc-shaped connecting seat 1 so as to position it. At the same time, take the threaded column 8 and align it with the threaded hole 6. At this time, twist the knob 7 to tighten and fix the first arc-shaped connecting seat 1 and the second arc-shaped connecting seat 5 by threads, thereby improving the stability of the pipe joint during use; and, by providing the first arc-shaped rubber pad 2 and the second arc-shaped rubber pad 502, the surface of the pipe in contact with the reinforced concrete jacking pipe is protected.

[0039] 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 PVC lined anti-corrosion reinforced concrete jacking pipe joint, characterized in that: include: A pipe joint sealing cover (3) for butt jointing of reinforced concrete top pipes lined with PVC, wherein sealing gaskets (4) are clamped at both ends of the interior of the pipe joint sealing cover (3); Two symmetrical groups of first arc-shaped connection seats (1) are installed below the two ends of the pipe joint sealing cover (3); first extension plates (101) are installed at the two ends of the top of the first arc-shaped connection seat (1); a second arc-shaped connection seat (5) is provided above the top of the first arc-shaped connection seat (1) and is fitted and connected thereto; second extension plates (501) are installed at the two ends of the bottom of the second arc-shaped connection seat (5); threaded holes (6) are provided on the outer ends of the surfaces of the first extension plate (101) and the second extension plate (501); The threaded hole (6) is internally threadedly connected to a threaded column (8), and a knob (7) is mounted on the top of the threaded column (8); A first arc-shaped rubber pad (2) is provided on the inner outer surface of the first arc-shaped connecting seat (1), and a second arc-shaped rubber pad (502) is provided on the inner outer end surface of the second arc-shaped connecting seat (5).

2. The PVC lined anti-corrosion reinforced concrete jacking pipe joint according to claim 1, characterized in that: A symmetrical positioning hole (10) is provided on the top inner end surface of the first extension plate (101), and a positioning column (9) is clamped inside the positioning hole (10).

3. The PVC lined anti-corrosion reinforced concrete jacking pipe joint according to claim 2, characterized in that: The positioning column (9) is installed on the inner end surface of the bottom of the second extension plate (501), and the positioning column (9) is matched between the positioning holes (10).

4. The PVC lined anti-corrosion reinforced concrete jacking pipe joint according to claim 1, characterized in that: A convex seat (11) is installed at the bottom of the first arc-shaped connecting seat (1), and three groups of column grooves (12) are formed on the bottom surface of the convex seat (11).

5. The PVC lined anti-corrosion reinforced concrete jacking pipe joint according to claim 4, characterized in that: A connecting column (13) is clamped inside the column slot (12), and the column slot (12) and the connecting column (13) are adapted to each other.

6. The PVC lined anti-corrosion reinforced concrete jacking pipe joint according to claim 5, characterized in that: A support frame (14) is installed at the bottom of the connecting column (13), and placement grooves (15) are provided below both sides of the support frame (14) to facilitate positioning and installation.

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