CN216383112U

CN216383112U - High-temperature-resistant and corrosion-resistant PVDF heat-insulating shell

Info

Publication number: CN216383112U
Application number: CN202120829132.0U
Authority: CN
Inventors: 邹元杰
Original assignee: Shanghai Sylolink Material Technology Co ltd
Current assignee: Shanghai Sylolink Material Technology Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2022-04-26
Anticipated expiration: 2031-04-20

Abstract

The utility model belongs to the technical field of heat preservation shells, and particularly relates to a high-temperature-resistant and corrosion-resistant PVDF heat preservation shell which comprises an anti-abrasion layer, wherein a connector is fixedly arranged on the left side of the anti-abrasion layer, an external thread ring is fixedly arranged on the outer surface of the connector, an insertion opening is fixedly arranged on the right side of the anti-abrasion layer, an internal thread groove is fixedly formed in the insertion opening, a sealing ring is fixedly arranged on the rear side of the internal thread groove, and a buckling device is fixedly arranged on the surface of the anti-abrasion layer. When the installation, for preventing to cause the damage because of the friction, earlier wear-resisting layer cover at the surface of PVDF heat preservation shell, then through pulling down the inside buckle through screw fixed mounting of fixed cardboard, thereby make the buckle of buckle downside can telescope in the couple fixed plate, then through pulling the buckle upwards, make the buckle upwards to the inside upside of couple fixed plate, thereby make wear-resisting layer can fix the surface at PVDF heat preservation shell, prevent with this that PVDF heat preservation shell from causing the friction damage because of the external reason.

Description

High-temperature-resistant and corrosion-resistant PVDF heat-insulating shell

Technical Field

The utility model belongs to the technical field of heat preservation shells, and particularly relates to a high-temperature-resistant and corrosion-resistant PVDF heat preservation shell.

Background

Since the advent of polyurethane synthetic materials in the thirty years, the insulation tube shell has been developed rapidly as an excellent heat insulation material, has been applied more and more widely, and is widely used for various pipelines such as various heating, refrigeration, oil transportation, steam transportation and the like due to simple construction and remarkable energy-saving and corrosion-resistant effects.

The friction may occur during installation, transportation or use of the existing PVDF heat preservation shell, so that the PVDF heat preservation shell is damaged, if the damage is too heavy, the heat insulation and heat preservation inside the PVDF heat preservation shell or an anticorrosive coating exposed in the air can change the effect of the PVDF heat preservation shell to influence a pipeline, if the PVDF heat preservation shell is replaced again, time is wasted, and the later work is also influenced, so that an installer wastes time and labor.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a high-temperature-resistant and corrosion-resistant PVDF (polyvinylidene fluoride) heat-insulating shell, which solves the problem that the PVDF heat-insulating shell is likely to rub during installation, transportation or use, so that the PVDF heat-insulating shell is damaged to influence the protection of the PVDF heat-insulating shell.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high temperature resistant anticorrosive PVDF heat preservation shell, includes the abrasionproof layer, the left side fixed mounting of abrasionproof layer has the interface, the fixed surface of interface installs the external thread circle, the right side fixed mounting of abrasionproof layer has the inserted hole, the internal thread groove has been seted up to the inside fixed of inserted hole, the rear side fixed mounting of internal thread groove has the sealing washer, the fixed surface of abrasionproof layer installs buckle device, the inside of abrasionproof layer is provided with the PVDF heat preservation shell, the inboard of PVDF heat preservation shell is provided with the PVDF material, the inboard of PVDF material is provided with the heat preservation, the inboard of heat preservation is provided with the anticorrosive coating, the inboard of anticorrosive coating is provided with the pipeline, the interface passes through external thread circle, internal thread groove threaded connection with the inserted hole.

Preferably, the buckle device comprises a hook fixing plate, a fixing clamping plate is fixedly mounted at the top of the hook fixing plate, a buckle plate is fixedly mounted inside the fixing clamping plate through screws, and a buckle ring is fixedly mounted on the lower side of the buckle plate.

Preferably, the PVDF material includes polyvinylidene fluoride, and polyvinylidene fluoride is disposed on the inner side of the polyvinylidene fluoride.

Preferably, the heat-insulating layer comprises a polyurethane layer, and a polystyrene layer is arranged on the inner side of the polyurethane layer.

Preferably, the anticorrosive layer comprises silicon carbide, and boron nitride is arranged on the inner side of the silicon carbide.

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

when the installation, when preventing to cause the damage because of the friction, earlier with the wearing layer cover at the surface of PVDF heat preservation shell, then through pulling down the inside buckle through screw fixed mounting of fixed cardboard to make the buckle of buckle downside can telescope in the couple fixed plate, then through pulling the buckle upwards, make the buckle upwards to the inside upside of couple fixed plate, thereby make the wearing layer can fix the surface at PVDF heat preservation shell, prevent with this that PVDF heat preservation shell from causing the friction damage because of the external reason.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is an internal structure view of the insertion opening of the present invention;

FIG. 3 is an enlarged schematic view of the present invention A;

FIG. 4 is an internal structural view of a PVDF thermal insulation shell of the present invention;

FIG. 5 is an internal structural view of a PVDF material of the present invention;

FIG. 6 is an internal structural view of the insulation layer of the present invention;

fig. 7 is an internal structural view of the anticorrosive layer of the present invention.

In the figure: 1, wear-resistant layer; 2, an interface; 3, external thread ring; 4 an insertion opening; 5 an internal thread groove; 6, sealing rings; 7, a hook fixing plate; 8, fixing a clamping plate; 9, buckling a plate; 10, a retaining ring; 11PVDF heat preservation shell; 12PVDF material; 13 an insulating layer; 14 an anticorrosive layer; 15 pipelines; 16 polyvinylidene fluoride; 17 polyvinylidene fluoride; 18 a polyurethane layer; 19 a polystyrene layer; 20 silicon carbide; 21 boron nitride.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: a high-temperature-resistant and corrosion-resistant PVDF heat-insulating shell comprises an anti-wear layer 1, a connector 2 is fixedly installed on the left side of the anti-wear layer 1, an external thread ring 3 is fixedly installed on the outer surface of the connector 2, an insertion opening 4 is fixedly installed on the right side of the anti-wear layer 1, an internal thread groove 5 is fixedly arranged inside the insertion opening 4, a sealing ring 6 is fixedly installed on the rear side of the internal thread groove 5, a buckle device is fixedly installed on the surface of the anti-wear layer 1, a PVDF heat-insulating shell 11 is arranged inside the anti-wear layer 1, a PVDF material 12 is arranged inside the PVDF heat-insulating shell 11, a heat-insulating layer 13 is arranged inside the PVDF material 12, an anti-corrosion layer 14 is arranged inside the heat-insulating layer 13, a pipeline 15 is arranged inside the anti-corrosion layer 14, the connector 2 and the insertion opening 4 are in threaded connection through the external thread ring 3 and the internal thread groove 5, and when in use, the outer surface of the connector 2 and the internal thread groove 5 are in tight installation connection, then can reduce the gap of junction through the sealing washer 6 of internal thread groove 5 rear side, then can play the heat preservation effect to pipeline 15 through the inside heat preservation 13 of PVDF heat preservation shell 11, then can cut off outside and inside air through PVDF material 12, reduce the conduction heat dissipation, can reduce the corrosivity that pipeline 15 produced because of the outside reason through anticorrosive coating 14 simultaneously, then fix wearing layer 1 in the outside of PVDF heat preservation shell 11 through buckle device, thereby prevent through wearing layer 1 that PVDF heat preservation shell 11 from causing the friction damage because of the outside reason.

Specifically, buckle device is including couple fixed plate 7, the top fixed mounting of couple fixed plate 7 has fixed cardboard 8, there is buckle 9 fixed mounting inside of fixed cardboard 8 through screw fixed mounting, the downside fixed mounting of buckle 9 has buckle 10, for preventing that PVDF heat preservation shell 11 from causing the damage to reduce the protection to pipeline 15 because of the friction, then through pulling fixed cardboard 8 inside buckle 9 through screw fixed mounting from top to bottom, thereby make buckle 10 of buckle 9 downside can reciprocate to telescope in couple fixed plate 7, thereby make abrasionproof layer 1 can fix the surface at PVDF heat preservation shell 11, prevent PVDF heat preservation shell 11 from causing the friction damage because of the external reason.

Specifically, the PVDF material 12 includes polyvinylidene fluoride 16, and polyvinylidene fluoride 17 is disposed on the inner side of the polyvinylidene fluoride 16, so that the heat dissipation of the pipeline 15 is too fast because the air inside and outside can not be effectively isolated, and then the PVDF material 12 composed of the polyvinylidene fluoride 16 and the polyvinylidene fluoride 17 can isolate the air inside and outside, thereby reducing the conduction heat dissipation.

Specifically, heat preservation 13 is including polyurethane layer 18, and the inboard of polyurethane layer 18 is provided with polystyrene layer 19, and if the outside air is cold, water or other things in the pipeline 15 can be influenced, then can constitute heat preservation 13 through polyurethane layer 18 and polystyrene layer 19 to this can play the heat preservation effect to pipeline 15.

Specifically, the corrosion-resistant layer 14 comprises silicon carbide 20, and boron nitride 21 is arranged on the inner side of the silicon carbide 20, so as to prevent the pipeline 15 from being corroded due to contact with the outside air for a long time, and then the corrosion of the pipeline 15 caused by external reasons can be reduced through the corrosion-resistant layer 14 consisting of the silicon carbide 20 and the boron nitride 21.

The working principle and the using process of the utility model are as follows: after the anti-abrasion device is installed, when the anti-abrasion device is used, the outer thread ring 3 on the outer surface of the connector 2 is tightly installed and connected with the inner thread groove 5 in the insertion opening 4, then the gap at the connection position is reduced through the sealing ring 6 to prevent outside air from entering, then the heat preservation layer 13, the PVDF material 12 and the anti-corrosion layer 14 can preserve heat of the pipeline 15 to reduce the effects of heat dissipation and corrosion resistance, and then the buckle plate 9 in the fixing clamp plate 8 is pulled up and down to enable the buckle ring 10 to fix the anti-abrasion layer 1 through the hook fixing plate 7, so that the anti-abrasion layer 1 can be fixed on the surface of the PVDF heat preservation shell 11, and the PVDF heat preservation shell 11 is prevented from being damaged due to friction caused by external reasons.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a PVDF heat preservation shell of high temperature resistant anticorrosion, includes wearing layer (1), its characterized in that: the left side fixed mounting of abrasionproof layer (1) has interface (2), the fixed surface of interface (2) installs external thread circle (3), the right side fixed mounting of abrasionproof layer (1) has inserted hole (4), internal thread groove (5) have been seted up to the inside fixed of inserted hole (4), the rear side fixed mounting of internal thread groove (5) has sealing washer (6), the fixed surface of abrasionproof layer (1) installs buckle device, the inside of abrasionproof layer (1) is provided with PVDF heat preservation shell (11), the inboard of PVDF heat preservation shell (11) is provided with PVDF material (12), the inboard of PVDF material (12) is provided with heat preservation (13), the inboard of heat preservation (13) is provided with anticorrosive coating (14), the inboard of anticorrosive coating (14) is provided with pipeline (15), interface (2) and inserted hole (4) are through external thread circle (3), The inner thread groove (5) is in threaded connection.

2. The heat-resistant and corrosion-resistant PVDF heat-insulating shell as claimed in claim 1, wherein: the buckle device comprises a hook fixing plate (7), a fixing clamping plate (8) is fixedly mounted at the top of the hook fixing plate (7), a buckle plate (9) is fixedly mounted inside the fixing clamping plate (8) through screws, and a buckle ring (10) is fixedly mounted on the lower side of the buckle plate (9).

3. The heat-resistant and corrosion-resistant PVDF heat-insulating shell as claimed in claim 1, wherein: the PVDF material (12) comprises polyvinylidene fluoride (16), and polyvinylidene fluoride (17) is arranged on the inner side of the polyvinylidene fluoride (16).

4. The heat-resistant and corrosion-resistant PVDF heat-insulating shell as claimed in claim 1, wherein: the heat-insulating layer (13) comprises a polyurethane layer (18), and a polystyrene layer (19) is arranged on the inner side of the polyurethane layer (18).

5. The heat-resistant and corrosion-resistant PVDF heat-insulating shell as claimed in claim 1, wherein: the anti-corrosion layer (14) comprises silicon carbide (20), and boron nitride (21) is arranged on the inner side of the silicon carbide (20).