CN213393928U

CN213393928U - Composite heat-preservation PVC pipe

Info

Publication number: CN213393928U
Application number: CN202021894490.1U
Authority: CN
Inventors: 刘少彤
Original assignee: Xiongxian Jinjuhe Plastic Products Co ltd
Current assignee: Xiongxian Jinjuhe Plastic Products Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-06-08
Anticipated expiration: 2030-09-02

Abstract

The utility model relates to the technical field of pipeline, a compound incubation PVC pipe is disclosed, which comprises a pipe body, embedded fixed mounting has from the first metal mesh of the inside ring shape and the second metal mesh of inside to outside distribution in the body, and fixed mounting has the heat preservation between first metal mesh and the second metal mesh, body left end outside fixed surface is connected with the external screw thread, fixedly connected with lug on the body left side terminal surface, body right-hand member inboard surface seted up with thread fit's internal thread, the first recess that is located body right side terminal surface is seted up in the internal thread left side, set up multiunit evenly distributed's second recess on the body inside wall, fixed mounting has annular steel sheet on the second recess. The utility model has the advantages that: the strength of the pipe body is increased, the problem of reducing the area in the pipe is avoided, strong impact cannot be generated, the pipe body is simple and convenient to connect, leakage cannot occur, and installation and use are facilitated.

Description

Composite heat-preservation PVC pipe

Technical Field

The utility model relates to a pipeline technical field specifically is a compound incubation PVC pipe.

Background

The PVC is mainly composed of polyvinyl chloride, other components are added to enhance the heat resistance, toughness, ductility and the like of the PVC, the uppermost layer of the surface film is paint, the middle main component is polyvinyl chloride, the lowermost layer is back-coated with adhesive, and the existing pipeline has the problems that the heat preservation performance of the pipeline is insufficient or the pipeline cannot well buffer the water pressure inside the pipeline to cause the pipeline to burst under the conditions of low temperature or other severe weather.

In order to solve the above problems, CN108825888A discloses a composite thermal insulation PVC pipe, which comprises a PVC pipe and a scribe line, wherein the surface of the PVC pipe is embedded with the scribe line, the inside of the PVC pipe comprises a thermal insulation layer, the thermal insulation layer is embedded in the inner wall of the PVC pipe, the thermal insulation layer is embedded in the buffer layer, the surface of the buffer layer is fixedly connected with a plurality of pull blocks, the inner wall of the thermal insulation layer is fixedly connected with four cushion blocks, the surface of each cushion block is fixedly connected with a support rod, one end of each support rod is fixedly connected in a central block, the inner opening of the central block is provided with four fixing grooves, the fixing grooves are arranged in a cross shape, and the fixing sleeves are embedded in the fixing grooves. The body both ends do not set up connection structure, need use external connection structure for it is comparatively loaded down with trivial details to connect, is unfavorable for the installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound incubation PVC pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a composite heat-preservation PVC pipe comprises a pipe body, wherein a first metal net and a second metal net which are annular and distributed from inside to outside are fixedly embedded in the pipe body, a heat preservation layer is fixedly arranged between the first metal net and the second metal net, an external thread is fixedly connected to the outer side surface of the left end of the pipe body, a lug is fixedly connected to the left end surface of the pipe body, an internal thread matched with the external thread is arranged on the inner side surface of the right end of the pipe body, a first groove positioned on the right end surface of the pipe body is arranged on the left side of the internal thread, a plurality of groups of second grooves which are uniformly distributed are arranged on the inner side wall of the pipe body, an annular steel plate is fixedly arranged on the second grooves, two groups of first connecting rods which are symmetrically distributed are fixedly connected to the outer side surface of the annular steel plate, two groups of fixing plates are fixedly, the mounting block is provided with a through hole along the axis direction of the pipe body.

As a further aspect of the present invention: and a plurality of groups of second connecting rods which are uniformly distributed are fixedly arranged between the first metal net and the second metal net.

As a further aspect of the present invention: a first gasket is fixedly arranged in the first groove.

As a further aspect of the present invention: and the first connecting rod radially outwards penetrates through the pipe body and is provided with an external thread at one end far away from the annular steel plate.

As a further aspect of the present invention: and a second gasket positioned in the second groove is fixedly arranged on the outer side of the annular steel plate.

As a further aspect of the present invention: the first connecting rod penetrates through the fixing plate and fixedly connects the annular steel plate with the fixing plate through a nut and an external thread.

As a further aspect of the present invention: the fixed plate is of an arc-shaped structure and the two groups of fixed plates are fixedly connected through screws.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the annular steel plate and the fixed block, the annular steel plate is embedded in the inner side of the pipe body and is connected with the fixed plate on the outer side of the pipe body through the first connecting rod, so that the strength of the pipe body is increased, the problem of reducing the area in the pipe is avoided, and stronger impact cannot be generated; through setting up external screw thread, internal thread, lug and first recess, the body passes through the external screw thread and is connected with the internal thread rotation for lug and first recess cooperation are being fixed from the external world through screw and installation piece, make the body connect simply convenient, and can not take place to leak, are favorable to the installation to use.

Drawings

FIG. 1 is a front view of a composite insulated PVC pipe.

Fig. 2 is a front view of a fixing plate and an annular steel plate in a composite heat-insulation PVC pipe.

Fig. 3 is a schematic structural diagram of a fixing plate and an annular steel plate in a composite heat-insulation PVC pipe.

Wherein: 1. the heat insulation pipe comprises a pipe body, 2 parts of a first metal net, 3 parts of a second metal net, 4 parts of internal threads, 5 parts of a first gasket, 6 parts of external threads, 7 parts of a bump, 8 parts of a first groove, 9 parts of a second groove, 10 parts of a second gasket, 11 parts of an annular steel plate, 12 parts of a fixing plate, 13 parts of a first connecting rod, 14 parts of a second connecting rod, 15 parts of a nut, 16 parts of a mounting block, 17 parts of a screw, 18 parts of a through hole, 19 parts of a heat insulation layer.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

Referring to fig. 1-3, a composite thermal insulation PVC pipe comprises a pipe body 1, a first metal mesh 2 and a second metal mesh 3 which are embedded and fixedly installed in the pipe body 1 and are distributed from inside to outside in an annular shape, a thermal insulation layer 19 is fixedly installed between the first metal mesh 2 and the second metal mesh 3, a plurality of groups of second connecting rods 14 which are uniformly distributed are fixedly installed between the first metal mesh 2 and the second metal mesh 3, the second connecting rods 14 prevent the first metal mesh 2 and the second metal mesh 3 from changing positions when the pipe is impacted, the thermal insulation layer 19 is prevented from being damaged and the thermal insulation is not affected, an external thread 6 is fixedly connected to the outer surface of the left end of the pipe body 1, a bump 7 is fixedly connected to the left end face of the pipe body 1, an internal thread 4 which is matched with the external thread 6 is formed on the inner surface of the right end of the pipe body 1, a first groove 8 which, a first gasket 5 is fixedly arranged in the first groove 8, two groups of pipe bodies are connected through an internal thread 4 and an external thread 6, a lug 7 of one group of pipe bodies 1 is inserted into a first groove 8 of the other group of pipe bodies 1, the leakage of the joint is prevented through the first gasket 5, a plurality of groups of second grooves 9 which are uniformly distributed are arranged on the inner side wall of each pipe body 1, an annular steel plate 11 is fixedly arranged on each second groove 9, a second gasket 10 which is positioned in each second groove is fixedly arranged on the outer side of each annular steel plate 11, two groups of first connecting rods 13 which are symmetrically distributed are fixedly connected on the surface of the outer side of each annular steel plate 11, each first connecting rod 13 penetrates through each pipe body 1 along the radial direction to the outside, one end, far away from each annular steel plate 11, is provided with the external thread 6, each first connecting rod 13 penetrates through each fixing plate 12 and fixedly connects each annular steel plate 11 with each, so that the pipe body 1 can endure a large impact.

Example two

On the basis of embodiment one, fixed symmetry installs two sets of fixed plates 12 on the position that body 1 outside surface lies in annular steel sheet 11, fixed plate 12 is arc structure and two sets of fixed plates 12 pass through screw 17 fixed connection, two sets of installation pieces 16 are installed to the first set of fixed plate 12 outside surface symmetry in left and right sides, set up the through-hole 18 along body 1 axis direction on the installation piece 16, after two sets of bodies 1 pass through internal thread 4 and external screw thread 6 connection, use screw 17 to pass through-hole 18 on two sets of bodies 1, fix once more through nut 15.

The utility model discloses a theory of operation is: embedded first metal mesh 2 of installation and second metal mesh 3 in body 1, be provided with heat preservation 19 between first metal mesh 2 and the second metal mesh 3, install second connecting rod 14 between first metal mesh 2 and the second metal mesh 3, prevent 4 and prevent that first metal mesh 2 and second metal mesh 3 from taking place the position change when intraductal receiving the impact, avoid producing the damage to heat preservation 19, strengthen the bulk strength of body 1 through annular steel plate 11 and fixed plate 12, make body 1 can bear great impact, two sets of bodies pass through internal thread 4 and external screw thread 6 and connect and make the lug 7 of a set of body 1 insert the first recess 8 of another group of body, later use screw 17 to pass through-hole 18 on two sets of bodies 1, fix once more through nut 15.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The composite heat-preservation PVC pipe comprises a pipe body (1) and is characterized in that a first annular metal net (2) and a second annular metal net (3) which are distributed from inside to outside are fixedly installed in the pipe body (1), a heat-preservation layer (19) is fixedly installed between the first metal net (2) and the second metal net (3), external threads (6) are fixedly connected to the outer side surface of the left end of the pipe body (1), bumps (7) are fixedly connected to the left end face of the pipe body (1), internal threads (4) matched with the external threads (6) are formed in the inner side surface of the right end of the pipe body (1), first grooves (8) located on the right end face of the pipe body (1) are formed in the left side of the internal threads (4), multiple groups of uniformly distributed second grooves (9) are formed in the inner side wall of the pipe body (1), and annular steel plates (11) are fixedly installed, annular steel sheet (11) outside fixed surface is connected with head rod (13) that have two sets of symmetric distributions, body (1) outside surface is located fixed symmetry on the position of annular steel sheet (11) and installs two sets of fixed plates (12), the left and right sides first set of fixed plate (12) outside surface symmetry installs two sets of installation pieces (16), sets up through-hole (18) along body (1) axis direction on installation piece (16).

2. The composite thermal PVC pipe according to claim 1, characterized in that between said first metal mesh (2) and said second metal mesh (3) are fixedly mounted a plurality of groups of second connecting rods (14) uniformly distributed.

3. A composite insulating PVC pipe according to claim 1, characterised in that said first groove (8) is internally fixed with a first gasket (5).

4. A composite insulating PVC pipe according to claim 1, characterised in that the first connecting rod (13) passes radially outwards through the pipe body (1) and is provided with an external thread (6) at the end remote from the annular steel plate (11).

5. A composite thermal PVC pipe according to claim 1 or 4, characterized in that a second gasket (10) is fixedly mounted on the outside of the ring-shaped steel plate (11) and is located in the second groove.

6. A composite insulating PVC pipe according to claim 1, characterized in that the first connecting rod (13) passes through the fixing plate (12) and fixedly connects the ring-shaped steel plate (11) and the fixing plate (12) by means of a nut (15) and an external thread (6).

7. The composite thermal PVC pipe according to claim 1, wherein the fixing plates (12) are arc-shaped and the two groups of fixing plates (12) are fixedly connected by screws (17).