CN213065148U

CN213065148U - PVC pipe with dual heat preservation

Info

Publication number: CN213065148U
Application number: CN202020880207.3U
Authority: CN
Inventors: 练昌凤
Original assignee: Individual
Current assignee: Liu Jie
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2021-04-27
Anticipated expiration: 2030-05-23

Abstract

The utility model belongs to the field of PVC pipes, in particular to a PVC pipe with double heat preservation, which comprises a PVC pipe body, a first heat preservation sleeve and a second heat preservation sleeve, wherein the first heat preservation sleeve and the second heat preservation sleeve are sleeved outside the PVC pipe body; through set up two-layer heat preservation of winding and cladding in PVC body outside, wherein be equipped with the protruding rail of spiral on the lateral wall of PVC body, first heat preservation cover is established in the outside of PVC body along the spiral winding cover of protruding rail of spiral to the block is fixed, can install at any time and dismantle, second heat preservation cover is in the outside of first heat preservation cover, form two-layer heat preservation, and two-layer heat preservation all can repeatedly be dismantled, the installation, it is convenient to dismantle, can used repeatedly many times, can accept or reject according to the installation environment, the flexibility is higher.

Description

PVC pipe with dual heat preservation

Technical Field

The utility model relates to a PVC tubular product field specifically is a PVC pipe with dual heat preservation.

Background

PVC pipe is hard polyvinyl chloride pipe, by polyvinyl chloride resin with stabilizer, lubricant etc. cooperate with the hot pressing method extrusion molding, PVC pipe corrosion resistance is strong, easy to bond, the price is low, the texture is hard, but because there is PVC monomer and additive to ooze out, only suitable for the water supply system that the delivery temperature does not exceed 45 ℃, the plastic conduit is used for draining water, the application of waste water, chemicals, heating fluid and coolant, food, when PVC pipe uses in some fields, need twine the heat preservation externally, so that the medium that the pipeline inside carried keeps warm.

The utility model discloses a utility model CN204226872U discloses a heat preservation PVC pipe, it all sets up the strengthening rib to be equipped with between body outer wall and the pipe box inner wall along body length direction and circumference setting, the body outer wall, the pipe box inner wall, be equipped with insulation material in the space that the strengthening rib surrounds, consequently compare traditional PVC pipe, it is better to have thermal insulation performance, still compromise the characteristics of the holistic intensity of PVC pipe, but at pipeline erection's in-process, need wear the wall, it is pre-buried, but the outside heat preservation of this structure is fixed at the tubular product outside, be difficult to take off, space to some minor diameters, be difficult to the installation. Accordingly, those skilled in the art have provided a PVC pipe with double insulation to solve the problems set forth in the background art as described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PVC pipe with double heat preservation 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 PVC pipe with dual heat preservation comprises a PVC pipe body, a first heat preservation sleeve and a second heat preservation sleeve, wherein the first heat preservation sleeve and the second heat preservation sleeve are sleeved outside the PVC pipe body, a convex spiral convex rail is arranged on the outer side wall of the PVC pipe body, the first heat preservation sleeve is in a strip shape, the first heat preservation sleeve is sleeved outside the PVC pipe body along the rotation direction of the spiral convex rail in a winding manner, a connecting piece connected with the spiral convex rail in a clamping manner is arranged on the inner side of the first heat preservation sleeve, the connecting piece is fixedly connected with the first heat preservation sleeve, the connecting piece is fixedly clamped and fixed with the spiral convex rail, the second heat preservation sleeve is in a strip shape, the second heat preservation sleeve is prolonged along the axial direction of the PVC pipe body and is wound along the circumferential direction of the PVC pipe body, one side of the second heat preservation sleeve is provided with a positioning clamping groove, the other side of the second heat preservation sleeve is provided with a clamping shaft matched, the clamping shaft is clamped and fixed in the positioning clamping groove, and the second heat-insulating sleeve is coated outside the first heat-insulating sleeve.

As a further aspect of the present invention: the connecting piece includes panel and card rail, the panel inlays to be located the inside of first heat preservation cover, the card rail run through in the surface of first heat preservation cover, and with panel fixed connection, the card rail is located the intermediate position department of first heat preservation cover.

As a further aspect of the present invention: and the outer side wall of the spiral convex rail is provided with a limiting tooth socket matched with the limiting tooth in a clamping way.

As a further aspect of the present invention: the both sides of card rail all are equipped with dials the board, dial the board with card rail fixed connection.

As a further aspect of the present invention: the connecting piece is made of ABS plastic, and the first heat-insulating sleeve and the second heat-insulating sleeve are both made of heat-insulating foam.

As a further aspect of the present invention: the first heat-preservation sleeve and the PVC pipe body are fixed through the connecting pieces and the spiral convex rails in a clamping mode, and a cavity is formed between every two adjacent connecting pieces.

As a further aspect of the present invention: the outer side wall of the second heat-insulating sleeve is provided with a poking strip protruding outwards corresponding to the clamping shaft, and the poking strip is fixedly connected with the second heat-insulating sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

through set up the two-layer heat preservation of winding and cladding respectively in the outside of PVC body, wherein be equipped with convex spiral convex rail on the lateral wall of PVC body, first heat preservation cover is established in the outside of PVC body along spiral convex rail's soon to the coiling cover, and it is fixed with spiral convex rail block through the connecting piece, can install and dismantle at any time, the outside at first heat preservation cover is overlapped to the second heat preservation, form two-layer heat preservation, and two-layer heat preservation all can repeatedly be dismantled, the installation, it is convenient to dismantle, can repeat repetitious usage, can accept or reject according to the installation environment, the flexibility is higher.

Drawings

FIG. 1 is a schematic structural view of a PVC pipe with double insulation;

FIG. 2 is a schematic cross-sectional view of a PVC pipe with double insulation;

FIG. 3 is a schematic side view of a PVC pipe with dual insulation;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a PVC pipe body; 11. a spiral convex rail; 111. a limiting tooth socket; 2. a first heat preservation sleeve; 201. a cavity; 21. a connecting member; 211. a panel; 212. clamping a rail; 213. dialing a plate; 214. limiting teeth; 3. a second insulating sleeve; 301. positioning the clamping groove; 31. dialing a strip; 32. and (4) clamping the shaft.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, a PVC pipe with dual thermal insulation comprises a PVC pipe body 1 and a first thermal insulation sleeve 2 and a second thermal insulation sleeve 3 which are sleeved outside the PVC pipe body 1, wherein a convex spiral protruding rail 11 is provided on the outer side wall of the PVC pipe body 1, the first thermal insulation sleeve 2 is in a strip shape, the first thermal insulation sleeve 2 is sleeved outside the PVC pipe body 1 along the spiral direction of the spiral protruding rail 11, a connecting member 21 which is connected with the spiral protruding rail 11 in a clamping manner is provided on the inner side of the first thermal insulation sleeve 2, the connecting member 21 is fixedly connected with the spiral protruding rail 11 in a clamping manner, the second thermal insulation sleeve 3 is in a strip shape, the second thermal insulation sleeve 3 extends along the axial direction of the PVC pipe body 1 and is wound along the circumferential direction of the PVC pipe body 1, one side of the second thermal insulation sleeve 3 is provided with a positioning slot 301, the other, the clamping shaft 32 is fixedly connected with the second heat insulation sleeve 3, the clamping shaft 32 is clamped and fixed in the positioning clamping groove 301, and the second heat insulation sleeve 3 is wrapped outside the first heat insulation sleeve 2.

In fig. 1: the PVC pipe comprises a PVC pipe body 1 and a first heat-preservation sleeve 2 and a second heat-preservation sleeve 3 which are sleeved outside the PVC pipe body 1, wherein two heat-preservation layers which are wound and coated are respectively arranged outside the PVC pipe body 1, a convex spiral convex rail 11 is arranged on the outer side wall of the PVC pipe body 1, the first heat-preservation sleeve 2 is sleeved outside the PVC pipe body 1 along the rotating direction of the spiral convex rail 11 and is clamped and fixed with the spiral convex rail 11 through a connecting piece 21, the first heat-preservation sleeve is fixed on the outer wall of the PVC pipe body 1 in a winding mode, the winding coverage area can be wound according to the installation condition and can be installed and disassembled at any time, the second heat-preservation sleeve 3 is prolonged along the axial direction of the PVC pipe body 1 and is wound along the circumferential direction of the PVC pipe body 1, the second heat-preservation sleeve is sleeved outside the first heat-preservation sleeve 2 in a coating mode to form two heat-preservation layers, and two-layer heat preservation all can repeatedly dismantle, and the installation, dismantle convenient, can repeat repetitious usage, can get or give up according to the installation environment, and the flexibility is higher.

In fig. 2, 3 and 4: fixed through connecting piece 21, the 11 block of spiral convex rail between first heat preservation cover 2 and the PVC body 1, cavity 201 has between two adjacent connecting pieces 21, through reserve cavity 201 between two connecting pieces 21, when dismantling first heat preservation cover 2, can stir the board 213 of dialling on the card rail 212 lateral wall with the hand, make the spacing tooth 214 and the spacing tooth's socket 111 of card rail 212 inner wall break away from, relieve spacingly, convenient dismantlement.

In fig. 3, the outside convex strip 31 of dialling is equipped with to correspond card axle 32 department on the lateral wall of second insulation cover 3,

dials strip

31 and 3 fixed connection of second insulation cover, dials strip 31 through setting up on the lateral wall of second insulation cover 3, makes things convenient for people to stir with the hand and dials strip 31, outwards pulls, pulls out card axle 32 from positioning channel groove 301, removes spacingly, conveniently dismantles second insulation cover 3.

In fig. 4: the connecting piece 21 comprises a panel 211 and a clamping rail 212, the panel 211 is embedded in the first heat-insulating sleeve 2, the clamping rail 212 penetrates through the surface of the first heat-insulating sleeve 2 and is fixedly connected with the panel 211, the clamping rail 212 is located in the middle of the first heat-insulating sleeve 2, the inner side wall of the clamping rail 212 is provided with a limiting tooth 214, the outer side wall of the spiral convex rail 11 is provided with a limiting tooth socket 111 matched with the limiting tooth 214 in a clamping manner, the two sides of the clamping rail 212 are respectively provided with a shifting plate 213, the shifting plates 213 are fixedly connected with the clamping rail 212, and by arranging the connecting piece 21 at least consisting of the panel 211 and the clamping rail 212, the panel 211 is embedded in the first heat-insulating sleeve 2 and is used for supporting and shaping, the clamping rail 212 is used for being matched and connected with the spiral convex rail 11, when the connecting piece is installed, the clamping rail 212 can be directly connected outside the spiral convex rail 11 in a clamping manner.

Specifically, connecting piece 21 is ABS plastics material, and first insulation cover 2 and second insulation cover 3 are the heat preservation bubble cotton, and ABS plastics have certain elasticity, and have good support nature, can give the better support nature of first insulation cover 2, and can guarantee the stability of being connected with spiral convex rail 11, and the heat preservation bubble cotton has good thermal insulation performance, and the medium that reduces circulation in the PVC body 1 carries out the heat exchange with external environment.

The utility model discloses a theory of operation is: the PVC pipe comprises a PVC pipe body 1, wherein the outer side of the PVC pipe body 1 is provided with a convex spiral convex rail 11, a first heat preservation sleeve 2 is sleeved outside the PVC pipe body 1 along the rotation direction of the spiral convex rail 11 and is clamped and fixed with the spiral convex rail 11 through a connecting piece 21, the first heat preservation sleeve is fixed on the outer wall of the PVC pipe body 1 in a winding mode, the winding coverage area can be wound according to the installation condition and can be installed and disassembled at any time, a second heat preservation sleeve 3 is prolonged along the axial direction of the PVC pipe body 1 and is wound along the circumferential direction of the PVC pipe body 1, the second heat preservation sleeve is sleeved outside the first heat preservation sleeve 2 in a cladding mode to form two heat preservation layers so as to reduce the heat exchange between media circulating in the PVC pipe body 1 and the external environment, and the two heat preservation layers are both detachable repeatedly, and are convenient to install and disassemble and can be used repeatedly, can get or give up according to the installation environment, the flexibility is higher.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The PVC pipe with dual heat preservation comprises a PVC pipe body (1), a first heat preservation sleeve (2) and a second heat preservation sleeve (3), wherein the first heat preservation sleeve (2) and the second heat preservation sleeve (3) are sleeved outside the PVC pipe body (1), a convex spiral convex rail (11) is arranged on the outer side wall of the PVC pipe body (1), the first heat preservation sleeve (2) is in a strip shape, the first heat preservation sleeve (2) is sleeved outside the PVC pipe body (1) along the rotation direction of the spiral convex rail (11) in a winding manner, a connecting piece (21) connected with the spiral convex rail (11) in a clamping manner is arranged on the inner side of the first heat preservation sleeve (2), the connecting piece (21) is fixedly connected with the first heat preservation sleeve (2), the connecting piece (21) is fixed with the spiral convex rail (11) in a clamping manner, the second heat preservation sleeve (3) is in a strip shape, and the second heat preservation sleeve (3) is extended along the axial direction of the PVC pipe body (1), and follow the circumference direction of PVC body (1) is convoluteed, positioning channel section (301) have been seted up to one side of second insulation cover (3), the opposite side be equipped with positioning channel section (301) complex card axle (32), card axle (32) with second insulation cover (3) fixed connection, card axle (32) block is fixed in positioning channel section (301), the cladding of second insulation cover (3) is in the outside of first insulation cover (2).

2. The PVC pipe with double insulation according to claim 1, wherein the connector (21) comprises a panel (211) and a clamping rail (212), the panel (211) is embedded inside the first insulation sleeve (2), the clamping rail (212) penetrates through the surface of the first insulation sleeve (2) and is fixedly connected with the panel (211), and the clamping rail (212) is located at the middle position of the first insulation sleeve (2).

3. The PVC pipe with double heat preservation of claim 2, characterized in that, the inside wall of the clamping rail (212) is provided with a limit tooth (214), and the outside wall of the spiral convex rail (11) is provided with a limit tooth socket (111) which is matched with the limit tooth (214) in a clamping manner.

4. The PVC pipe with double heat preservation according to claim 2, characterized in that both sides of the clamping rail (212) are provided with a shifting plate (213), and the shifting plate (213) is fixedly connected with the clamping rail (212).

5. The PVC pipe with double heat preservation according to claim 1, characterized in that the connecting piece (21) is made of ABS plastic, and the first heat preservation sleeve (2) and the second heat preservation sleeve (3) are both made of heat preservation foam.

6. The PVC pipe with double heat preservation according to claim 1, characterized in that the first heat preservation sleeve (2) is fixed with the PVC pipe body (1) through the connection piece (21) and the spiral convex rail (11) in a clamping manner, and a cavity (201) is formed between two adjacent connection pieces (21).

7. The PVC pipe with double heat preservation according to claim 1, characterized in that a poking strip (31) protruding outwards is arranged on the outer side wall of the second heat preservation sleeve (3) corresponding to the clamping shaft (32), and the poking strip (31) is fixedly connected with the second heat preservation sleeve (3).