CN215215115U

CN215215115U - PVC drain pipe with compressive property

Info

Publication number: CN215215115U
Application number: CN202022019969.7U
Authority: CN
Inventors: 周辉; 孙钟富; 陆丽华
Original assignee: Jiangsu Baitong Plastics Development Co ltd
Current assignee: Jiangsu Baitong Plastics Development Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-12-17
Anticipated expiration: 2030-09-15

Abstract

The utility model relates to the technical field of PVC pipe fittings, in particular to a PVC drain pipe with compressive resistance, which comprises a PVC outer pipe, a PVC inner pipe and a connecting piece, the utility model can effectively absorb the external pressure on the PVC outer pipe by arranging a filling layer between the PVC outer pipe and the PVC inner pipe and filling a buffer sponge in the filling layer, can effectively remove the peculiar smell in the PVC inner pipe by adding active carbon in the buffer sponge, effectively enhance the compressive resistance of the PVC inner pipe by arranging a reinforcing strip in the PVC inner pipe, greatly increase the compressive resistance of the whole PVC drain pipe by the interaction of the reinforcing strip and the buffer sponge, prolong the service life, and can complete the connection between the PVC drain pipes by arranging a connecting port and a connecting piece, wherein the connecting port and the connecting piece are fixed by connecting threads and screw thread connecting ports, and the connecting piece are fixedly connected by fixing screw holes on a flange plate, therefore, the assembling steps are less, and the assembling mode is rapid and simple.

Description

PVC drain pipe with compressive property

Technical Field

The utility model relates to a PVC pipe fitting technical field specifically is a PVC drain pipe with crushing resistance.

Background

In recent years, under the pull of the rapid development of domestic economy, the PVC pipeline in China develops rapidly, the main component of PVC is polyvinyl chloride, and a material for enhancing the heat resistance, toughness and ductility of the PVC pipeline is added with other components, the uppermost layer of the surface film is paint, the middle main component is polyvinyl chloride, and the lowermost layer is a back coating adhesive, so that the prior art has the following defects:

1. after the existing PVC pipe is installed and used, the pressure resistance of the PVC pipe is poor, so that the existing PVC pipe is easily damaged due to external force, and a large amount of manpower and material resources are consumed when the PVC pipe is replaced due to the fact that the PVC pipe is long.

2. Current PVC pipe is inconvenient to be installed when the installation, for this reason, the utility model provides a PVC drain pipe with crushing resistance solves the problem that the above-mentioned provided with this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PVC drain pipe with crushing resistance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a PVC drain pipe with compression resistance comprises a PVC outer pipe, a PVC inner pipe and connecting pieces, wherein the PVC inner pipe matched with the PVC outer pipe in size and shape is arranged in the PVC outer pipe;

the connecting piece includes mount pad and flange dish, the welding has the flange dish in the middle of the mount pad surface, fixed screw has been seted up at the flange dish four corners, be provided with the sealing washer of the same centre of a circle in the middle of the flange dish surface, sealing washer inner wall is connected with rather than assorted threaded connection mouth.

Preferably, the buffer sponge contains the active carbon granule, and the buffer sponge adopts anticorrosive material to make, not only can effectively strengthen the compressive capacity of PVC drain pipe, also prevents that peculiar smell and moldy from appearing in the pipe.

Preferably, the cross section of the reinforcing strip is triangular, the spiral angle of the reinforcing strip connected with the PVC inner pipe is 12-70 degrees, and the compression resistance of the PVC inner pipe can be effectively enhanced.

Preferably, the connecting thread is matched with the threaded connecting port, and the connecting port and the connecting piece are in threaded fixation through the connecting thread and the threaded connecting port, so that the PVC drain pipe and the connecting piece can be conveniently mounted and dismounted.

Preferably, the threaded connection port is covered by the sealing ring, and the diameter of the sealing ring is larger than that of the PVC outer pipe, so that the PVC drainage pipes are connected more tightly, and leakage is prevented.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the filling layer between PVC outer tube and PVC inner tube, and it has the buffering sponge to fill in the filling layer, external pressure that can the active absorption PVC outer tube received, through add the active carbon in the buffering sponge, can effectively get rid of the peculiar smell in the PVC inner tube, through set up the reinforcement strip in the PVC inner tube, thereby the compressive property of PVC inner tube has effectively been strengthened, by reinforcing strip and buffering sponge interact, can greatly increase the compressive capacity of whole PVC drain pipe, service life is prolonged, through setting up connector and connecting piece, connector and connecting piece pass through connecting thread and threaded connection mouth looks thread tightening, through fixed screw hole fixed connection on the ring flange between the connecting piece, can accomplish the connection between the PVC drain pipe, thereby make the step of equipment less, the equipment mode is succinct rapidly, greatly increased installs the portability.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the PVC inner pipe structure of the present invention;

fig. 3 is a schematic view of the structure of the connecting member of the present invention.

In the figure: 1. a PVC outer tube; 2. a PVC inner pipe; 3. a connecting member; 4. a filling layer; 5. reinforcing the strips; 6. connecting threads; 7. a connecting port; 8. a mounting seat; 9. a flange plate; 10. fixing screw holes; 11. a seal ring; 12. a threaded connector; 13. a buffer sponge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a PVC drain pipe with compression resistance comprises a PVC outer pipe 1, a PVC inner pipe 2 and a connecting piece 3, wherein the PVC inner pipe 2 matched with the PVC outer pipe in size and shape is arranged inside the PVC outer pipe 1, a filling layer 4 is arranged between the PVC outer pipe 1 and the PVC inner pipe 2, a buffer sponge 13 is filled in the filling layer 4, a spiral reinforcing strip 5 is uniformly connected to the wall of an inner cavity of the PVC inner pipe 2, connecting ports 7 are arranged at two ends of the PVC inner pipe 2, a plurality of connecting threads 6 are uniformly arranged on the outer wall of each connecting port 7, and the connecting ports 7 are connected with the connecting pieces 3 matched with each other;

the connecting piece 3 comprises a mounting seat 8 and a flange plate 9, the flange plate 9 is welded in the middle of the surface of the mounting seat 8, fixing screw holes 10 are formed in four corners of the flange plate 9, a concentric sealing ring 11 is arranged in the middle of the surface of the flange plate 9, and the inner wall of the sealing ring 11 is connected with a threaded connector 12 matched with the sealing ring 11.

Furthermore, active carbon particles are contained in the buffering sponge 13, and the buffering sponge 13 is made of an anticorrosive material, so that the compression resistance of the PVC drain pipe can be effectively enhanced, and peculiar smell and mildew in the pipe can be prevented.

Furthermore, the cross section of the reinforcing strip 5 is triangular, the spiral angle of the reinforcing strip 5 connected with the PVC inner pipe 2 is 12-70 degrees, and the compression resistance of the PVC inner pipe 2 can be effectively enhanced.

Furthermore, connecting thread 6 and threaded connection mouth 12 phase-match, connector 7 and connecting piece 3 pass through connecting thread 6 and threaded connection mouth 12 looks screw fixation, make things convenient for the installation and the dismantlement of PVC drain pipe and connecting piece 3.

Furthermore, the threaded connection port 12 is covered by the sealing ring 11, and the diameter of the sealing ring 11 is larger than that of the PVC outer pipe 1, so that the PVC drainage pipes are connected more tightly, and leakage is prevented.

The utility model can effectively absorb the external pressure on the PVC outer pipe 1 by arranging the filling layer 4 between the PVC outer pipe 1 and the PVC inner pipe 2 and filling the filling layer 4 with the buffer sponge 13, can effectively remove the peculiar smell in the PVC inner pipe 2 by adding the active carbon in the buffer sponge 13, effectively strengthen the compression resistance of the PVC inner pipe 2 by arranging the reinforcing strip 5 in the PVC inner pipe 2, greatly increase the compression resistance of the whole PVC drain pipe by the interaction of the reinforcing strip 5 and the buffer sponge 13, prolong the service life, and by arranging the connecting port 7 and the connecting piece 3, the connecting port 7 and the connecting piece 3 are fixed by the connecting thread 6 and the threaded connecting port 12, the connecting piece 3 is fixedly connected by the fixing screw hole 10 on the flange plate 9, thereby completing the connection between the PVC drain pipes, so that the assembling steps are less, the assembling mode is rapid and simple, greatly increasing installation portability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PVC drain pipe with crushing resistance, includes PVC outer tube (1), PVC inner tube (2) and connecting piece (3), its characterized in that: the PVC pipe is characterized in that a PVC inner pipe (2) matched with the PVC outer pipe in size and shape is arranged in the PVC outer pipe (1), a filling layer (4) is arranged between the PVC outer pipe (1) and the PVC inner pipe (2), a buffer sponge (13) is filled in the filling layer (4), a spiral reinforcing strip (5) is uniformly connected to the inner cavity wall of the PVC inner pipe (2), connecting ports (7) are arranged at two ends of the PVC inner pipe (2), a plurality of connecting threads (6) are uniformly arranged on the outer wall of each connecting port (7), and a matched connecting piece (3) is connected to each connecting port (7);

connecting piece (3) include mount pad (8) and flange dish (9), the welding has ring flange (9) in the middle of mount pad (8) surface, fixed screw (10) have been seted up in ring flange (9) four corners, ring flange (9) surface middle sealing washer (11) that are provided with the same centre of a circle, sealing washer (11) inner wall connection have rather than assorted threaded connection mouth (12).

2. The PVC drain pipe with crush resistance as recited in claim 1, wherein: the buffer sponge (13) contains activated carbon particles, and the buffer sponge (13) is made of an anticorrosive material.

3. The PVC drain pipe with crush resistance as recited in claim 1, wherein: the cross section of the reinforcing strip (5) is triangular, and the spiral angle of the reinforcing strip (5) connected with the PVC inner pipe (2) is 12-70 degrees.

4. The PVC drain pipe with crush resistance as recited in claim 1, wherein: the connecting thread (6) is matched with the threaded connecting port (12), and the connecting port (7) and the connecting piece (3) are fixed by the connecting thread (6) and the threaded connecting port (12) in a threaded manner.

5. The PVC drain pipe with crush resistance as recited in claim 1, wherein: the sealing ring (11) covers the threaded connecting port (12), and the diameter of the sealing ring (11) is larger than that of the PVC outer pipe (1).