CN211501907U - Scratch-resistant PVC (polyvinyl chloride) plastic pipe - Google Patents

Abstract

The utility model discloses a scratch-resistant PVC plastic pipe, which belongs to the field of PVC plastic pipes, and comprises a PVC pipe main body, wherein both ends of the PVC pipe main body are fixedly connected with flange connecting ends, a protective layer matched with the PVC pipe main body is arranged between a pair of PVC pipe main bodies, the protective layer comprises an elastic base plate, the inner wall of the elastic base plate is connected with a functional layer, the protective layer is sleeved on the PVC pipe main body, the upper end and the lower end of the protective layer are respectively provided with a limit frame, one end of the limit frame is fixedly connected with a plurality of clamping columns which are uniformly distributed, the other end of the limit frame is provided with a plurality of clamping grooves matched with the clamping columns, the clamping grooves are fixedly connected with clamping sleeves, both ends of the pair of limit frames are clamped through the clamping columns and the clamping sleeves, two pairs of extension plates are fixedly connected on the outer wall of the limit frame, prevent that the PVC pipe from damaging, conveniently change the protective layer according to service environment.

Description

Scratch-resistant PVC (polyvinyl chloride) plastic pipe

Technical Field

The utility model relates to a PVC plastic tubing field, more specifically say, relate to an anti fish tail PVC plastic tubing.

Background

The PVC plastic pipe is made of PVC, has the characteristics of light weight, convenient installation, water resistance, moisture resistance and moth-proof property, has good stain resistance, good cleaning property, sound insulation and heat insulation properties, and is safe because a flame-retardant material is added in the novel process.

If present PVC plastic tubing meets sharp-pointed hard object fish tail, causes the pipeline fish tail after, and the pipeline bearing capacity is showing and is descending, easily causes the booster to leak, and the gas leaks the accident, and present PVC plastic tubing can be protected the PVC plastic tubing at outside of tubes cladding protective layer, but the protective layer is fixed mostly on the PVC plastic tubing, is difficult for repairing the change after the damage, and is difficult for changing according to different installation environment.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an anti fish tail PVC plastic tubing, it can realize easily protecting the PVC pipe, prevents that the PVC pipe from damaging, and the protective layer is changed according to service environment to the convenience.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A scratch-resistant PVC plastic pipe comprises a PVC pipe main body, wherein both ends of the PVC pipe main body are fixedly connected with flange connecting ends, a protective layer matched with the PVC pipe main body is arranged between a pair of PVC pipe main bodies, the protective layer comprises an elastic substrate, the inner wall of the elastic substrate is connected with a functional layer, the protective layer is sleeved on the PVC pipe main body, the upper end and the lower end of the protective layer are both provided with a limiting frame, one end of the limiting frame is fixedly connected with a plurality of clamping columns which are evenly distributed, the other end of the limiting frame is provided with a plurality of clamping grooves matched with the clamping columns, the clamping grooves are fixedly connected with clamping sleeves, two ends of the pair of limiting frames are clamped with the clamping sleeves through clamping columns, two pairs of extension boards are fixedly connected to the outer wall of the limiting frame, two stud bolts are connected between the extension boards, PVC pipes are easily protected, the PVC pipes are prevented from being damaged, and the protective layer is conveniently replaced according to the use environment.

Furthermore, a resin layer is laid on the inner wall of the PVC pipe main body and made of epoxy ethyl resin, so that the inner wall of the PVC pipe main body is easily protected, and the inner wall of the PVC pipe main body is not easily damaged by solid substances flowing in the PVC pipe main body.

Furthermore, an open slot is cut on the protective layer, and the protective layer comprises an elastic substrate (201), so that the protective layer is convenient to mount.

Furthermore, the card post sets up to eighteen, the cutting ferrule is the rubber ring, makes spacing frame joint inseparable, firm.

Furthermore, a pair of flange joint ends are all connected with the sealing ring matched with the limiting frame, and the sealing performance between the limiting frame and the pair of flange joint ends is improved.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is easily protected the PVC pipe, prevents that the PVC pipe from damaging, and the protective layer is changed to the convenience according to service environment.

(2) The resin layer is paved on the inner wall of the PVC pipe main body and is made of epoxy ethyl resin, so that the inner wall of the PVC pipe main body is easily protected, and the inner wall of the PVC pipe main body is not easily damaged by solid substances flowing in the PVC pipe main body.

(3) An open slot is cut on the protective layer, and the protective layer comprises an elastic substrate (201), so that the protective layer is convenient to mount.

(4) The clamping columns are eighteen, and the clamping sleeves are rubber rings, so that the limiting frame is tightly and firmly clamped.

(5) All be connected with on a pair of flange joint end with spacing frame assorted sealing ring, improve the leakproofness between spacing frame and a pair of flange joint end.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a perspective view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a schematic structural diagram at a in fig. 3.

The reference numbers in the figures illustrate:

the pipe comprises a PVC pipe main body 1, a flange connecting end 101, a resin layer 102, a protective layer 2, an elastic substrate 201, a functional layer 202, a limiting frame 3, a clamping column 301, a clamping sleeve 302, an extension plate 303 and a stud bolt 4.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, 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 based on the embodiments 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 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. 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Example 1:

referring to fig. 1 and 2, a scratch-resistant PVC plastic pipe comprises a PVC pipe body 1, a resin layer 102 is laid on an inner wall of the PVC pipe body 1, the resin layer 102 is made of epoxy ethyl resin and is easy to protect the inner wall of the PVC pipe body 1, so that the inner wall of the PVC pipe body 1 is not easily damaged by solid substances flowing in the PVC pipe body 1, both ends of the PVC pipe body 1 are fixedly connected with flange connection ends 101, a protection layer 2 matched with the PVC pipe body 1 is arranged between a pair of PVC pipe bodies 1, an open slot is cut on the protection layer 2, the protection layer 2 comprises an elastic substrate 201, the elastic substrate 201 is made of modified rubber, the elastic substrate 201 plays a protection role, the inner wall of the elastic substrate 201 is connected with a functional layer 202, the functional layer 202 can be a cotton heat preservation layer, a rubber waterproof layer or an anti-corrosion layer, and the like, technicians can have different protection layers 2 of the functional layer 202 between the PVC pipe body and a, protective layer 2 cup joints on PVC pipe main part 1, and the upper and lower both ends of protective layer 2 all are equipped with spacing frame 3, use spacing frame 3 fixed protective layer 2, not only can be fixed firm with protective layer 2, and the materials is less moreover, easily reduce cost.

Referring to fig. 3 and 4, one end of the limiting frame 3 is fixedly connected with a plurality of clamping columns 301 which are uniformly distributed, the other end of the limiting frame 3 is provided with a plurality of clamping grooves matched with the clamping columns 301, clamping sleeves 302 are fixedly connected in the clamping grooves, two ends of a pair of limiting frames 3 are clamped with the clamping sleeves 302 through the clamping columns 301, two pairs of extending plates 303 are fixedly connected to the outer wall of the limiting frame 3, and a stud bolt 4 is connected between the two extending plates 303.

Make things convenient for the installation of protective layer 2, card post 301 sets up to eighteen, and cutting ferrule 302 is the rubber ring, makes 3 joints of spacing frame inseparable, firm, all be connected with on a pair of flange joint end 101 with 3 assorted sealing rings of spacing frame, improves the leakproofness between spacing frame 3 and a pair of flange joint end 101.

The outer wall of the PVC pipe main body 1 is protected through the protective layer 2 and the limiting frames 3, the PVC pipe main body 1 is prevented from being damaged, when the protective layer 2 needs to be replaced, a user can loosen the stud bolts 4, then pulls the pair of limiting frames 3 to separate the clamping columns 301 from the clamping sleeves 302, namely the pair of limiting frames 3 can be taken down from the protective layer 2, then the protective layer 2 can be replaced, technicians can replace different types of protective layers 2 according to use environments, such as cotton heat preservation layers or rubber waterproof layers, etc., after the new protective layer 2 is sleeved on the PVC pipe main body 1, the inner walls of the pair of limiting frames 3 are attached to the protective layer 2 and are clamped with the clamping sleeves 302 through the plurality of clamping columns 301, the clamping of the pair of limiting frames 3 is realized, then the pair of extending plates 303 are fixed through the stud bolts 4, the pair of limiting frames 3 tightly hold the protective layer 2 through the action of the limiting frames 3, the elastic substrate 201 compresses the functional layer 202, so that the functional layer 202 is tightly attached to the PVC pipe main body 1, a gap is not easy to generate between the functional layer 202 and the PVC pipe main body 1, and the protective layer 2 can better protect the PVC pipe main body 1.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides a scratch resistance PVC plastic tubing, includes PVC pipe main part (1), its characterized in that: both ends of the PVC pipe main body (1) are fixedly connected with flange connecting ends (101), a pair of protective layers (2) matched with the PVC pipe main body (1) are arranged between the PVC pipe main body (1), each protective layer (2) comprises an elastic substrate (201), a functional layer (202) is connected onto the inner wall of each elastic substrate (201), each protective layer (2) is sleeved on the PVC pipe main body (1), the upper end and the lower end of each protective layer (2) are respectively provided with a limiting frame (3), one end of each limiting frame (3) is fixedly connected with a plurality of clamping columns (301) which are uniformly distributed, the other end of each limiting frame (3) is provided with a plurality of clamping grooves matched with the clamping columns (301), each clamping sleeve (302) is fixedly connected in each clamping groove, the two ends of the pair of limiting frames (3) are clamped with the clamping columns (301) and the clamping sleeves (302), and two pairs of extension plates (303) are fixedly connected onto the outer wall of each, a stud bolt (4) is connected between the two extension plates (303).

2. A scratch resistant PVC plastic tube according to claim 1, characterized in that: a resin layer (102) is laid on the inner wall of the PVC pipe main body (1), and the resin layer (102) is made of epoxy ethyl resin.

3. A scratch resistant PVC plastic tube according to claim 1, characterized in that: an open slot is cut on the protective layer (2), and the protective layer (2) comprises an elastic substrate (201).

4. A scratch resistant PVC plastic tube according to claim 1, characterized in that: eighteen clamping columns (301) are arranged, and the clamping sleeve (302) is a rubber ring.

5. A scratch resistant PVC plastic tube according to claim 1, characterized in that: and the pair of flange connecting ends (101) are connected with sealing rings matched with the limiting frame (3).

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