CN210978944U

CN210978944U - Heat preservation sound insulation formula PVC drain pipe

Info

Publication number: CN210978944U
Application number: CN201921797075.1U
Authority: CN
Inventors: 马黎明
Original assignee: Jiangsu Wanlong Pipe Industry Co ltd
Current assignee: Jiangsu Wanlong Pipe Industry Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-10
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a heat preservation sound insulation formula PVC drain pipe, including drain pipe, phenolic foam heat preservation and polyester fiber puigging, be provided with two-layer phenolic foam heat preservation, two on the outer wall of drain pipe be provided with the polyester fiber puigging between the phenolic foam heat preservation, position between drain pipe and the phenolic foam heat preservation is scribbled and is equipped with acrylic ester sound absorbing coating. The utility model discloses a phenolic foam heat preservation keeps warm, cooperate the water proof film to carry out water repellent simultaneously, avoid insulation material to absorb moisture and cause the problem that the heat preservation effect descends, be favorable to keeping permanent heat preservation effect, vibration when can be to the pipeline drainage through buffer gear cushions, realize reducing the effect of vibration noise, and whole clamping is convenient, and easy operation, it is convenient to dismantle, it inhales the sound processing to inhale sound coating through acrylate, the sound insulation processing through double-deck plastic film packing polyester fiber puigging simultaneously, it is better than individual layer sound insulation effect.

Description

Heat preservation sound insulation formula PVC drain pipe

Technical Field

The utility model relates to a drain pipe technical field especially relates to a heat preservation sound insulation formula PVC drain pipe.

Background

In many industrial places, water with a certain temperature needs to be conveyed, so that the pipeline needs to have a certain heat preservation effect, and compared with a common pipeline, the pipeline comprises a metal pipeline and a PVC pipeline, and the PVC pipeline has the characteristics of light weight and good acid and alkali resistance;

and single PVC pipeline keeps warm and the sound insulation effect is all relatively poor, and traditional heat preservation type PVC pipe generally sets up one deck polyurethane foam or glass cotton etc. on the surface, has certain heat preservation effect, but the fire resistance is relatively poor, and the hygroscopicity is stronger, is difficult to keep heat retaining effect, can cause the impact to the pipeline when the pipeline carries out the drainage simultaneously, produces vibration noise easily, and traditional rigidity fixed buffering effect is relatively poor, is unfavorable for reducing vibration noise.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a heat preservation and sound insulation type PVC drain pipe.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heat preservation sound insulation formula PVC drain pipe, includes drain pipe, phenolic foam heat preservation and polyester fiber puigging, be provided with two-layer phenolic foam heat preservation on the outer wall of drain pipe, two be provided with the polyester fiber puigging between the phenolic foam heat preservation, position between drain pipe and the phenolic foam heat preservation is scribbled and is equipped with acrylic ester sound-absorbing coating, and is two-layer the surface of phenolic foam heat preservation has all wrapped up water proof film, polyester fiber puigging both sides have all wrapped up plastic film, install buffer gear on the outer wall of drain pipe.

Preferably, buffer gear includes pipe clamp, screwed pipe, spring, clamp plate and rubber buffering circle, cup jointed two pipe clamps on the outer wall of drain pipe, and the both ends of two pipe clamps are in the same place through the bolt fastening, every threaded connection has two screwed pipes, every on the pipe clamp screwed connection have the spring in the screwed pipe, the clamp plate has all been welded to the one end that the screwed pipe was kept away from to the spring, the seal groove has been seted up on the pipe clamp, clearance fit has the rubber buffering circle in the seal groove.

Preferably, the screw has been seted up to the position that the pipe clamp corresponds the screwed pipe, and the screw is linked together with the seal groove, the screw is located the middle part of seal groove, and rubber buffer ring is the H type, two all the welding has fixed muscle on the pipe clamp, the welding has the backing plate on the fixed muscle, set up two locating holes of symmetry on the backing plate.

Preferably, the water-proof film can adopt an aluminum foil film or a PU film.

Preferably, the plastic film is a polytetrafluoroethylene film.

Preferably, the plastic film is connected with the phenolic foam heat-insulating layer and the polyester fiber sound-insulating layer in a gluing mode.

Compared with the prior art, the utility model has the following benefits:

1. the utility model discloses a phenol-formaldehyde foam heat preservation keeps warm, cooperates the water proof film to carry out water repellent simultaneously, avoids insulation material to absorb moisture and causes the problem that the heat preservation effect descends, is favorable to keeping permanent heat preservation effect, and double-deck phenol-formaldehyde foam heat preservation cooperates the polyester fiber puigging, and the heat preservation effect is better, can cushion the vibration when the pipeline drains water through buffer gear, realizes the effect that reduces the vibration noise, and whole clamping is convenient, easy operation, it is convenient to dismantle;

2. inhale the sound processing through acrylic ester sound absorption coating earlier, the sound insulation treatment through double-deck plastic film filling polyester fiber puigging simultaneously, it is better than individual layer sound insulation effect, plastic film has not ventilative, soft, has characteristics such as elasticity when receiving stretch-draw, can absorb near resonant frequency's incident sound energy for the sound insulation effect is better.

Drawings

FIG. 1 is a view showing the structure of the pipe clamp connection of a heat-insulating and sound-insulating PVC drain pipe according to the present invention;

FIG. 2 is a side view of the heat-insulating and sound-insulating PVC drain pipe of the present invention;

FIG. 3 is a screwed pipe connection diagram of a heat-preservation sound-insulation type PVC drain pipe provided by the utility model;

FIG. 4 is a connection diagram of a rubber buffer ring of a heat-preservation sound-insulation type PVC drain pipe provided by the utility model;

FIG. 5 is a structural diagram of a heat-insulating sound-insulating PVC drain pipe provided by the utility model;

FIG. 6 is a schematic view of an acrylate sound-absorbing paint for a heat-insulating and sound-insulating PVC drainpipe provided by the present invention;

FIG. 7 is a water-proof film diagram of a heat-insulating sound-insulating PVC drain pipe provided by the present invention;

fig. 8 is a schematic view of the plastic film of the thermal insulation and sound insulation type PVC drain pipe provided by the present invention.

In the figure: 1. the water-proof pipe comprises a drain pipe, 2 water-proof films, 3 phenolic foam heat-insulating layers, 4 polyester fiber sound-insulating layers, 5 acrylate sound-absorbing coatings, 6 plastic films, 7 pipe clamps, 8 threaded pipes, 9 fixing ribs, 10 rubber buffer rings, 11 pressing blocks and 12 springs.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and 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.

Referring to fig. 1-8, a heat and sound insulation type PVC drain pipe comprises a drain pipe 1, a phenolic foam heat insulation layer 3 and a polyester fiber sound insulation layer 4, wherein two phenolic foam heat insulation layers 3 are arranged on the outer wall of the drain pipe 1, the polyester fiber sound insulation layer 4 is arranged between the two phenolic foam heat insulation layers 3, an acrylate sound absorption coating 5 is coated between the drain pipe 1 and the phenolic foam heat insulation layer 3, water-proof films 2 are respectively coated on the surfaces of the two phenolic foam heat insulation layers 3, plastic films 6 are respectively coated on both sides of the polyester fiber sound insulation layer 4, a buffer mechanism is arranged on the outer wall of the drain pipe 1 and used for isolating the drain pipe 1, so as to effectively avoid pipeline vibration noise, the phenolic foam heat insulation layer 3 is formed by foaming thermosetting phenolic resin, because the phenolic foam has high closed porosity, low heat conductivity, good heat insulation performance and good heat insulation performance, and have light, fire prevention, meet naked light not burning, smokeless, nontoxic characteristics, drain pipe 1's syllable-dividing is handled, inhales the sound through acrylic ester sound-absorbing coating 5 earlier, and acrylic ester sound-absorbing coating 5 is sound-absorbing material, through reducing the transmitted sound wave energy to play and inhale the effect that sound was given sound deadening, the rethread polyester fiber puigging 4 gives sound insulation, and soundproof effect is better.

Specifically, buffer gear includes pipe clamp 7, screwed pipe 8, spring 12, clamp plate and rubber buffering circle 10, two pipe clamps 7 have been cup jointed on the outer wall of drain pipe, and the both ends of two pipe clamps 7 are in the same place through the bolt fastening, threaded connection has two screwed pipes 8 on every pipe clamp 7, fixedly connected with spring 12 in every screwed pipe 8, spring 12 keeps away from the one end of screwed pipe 8 and all welds the clamp plate, the seal groove has been seted up on the pipe clamp 7, clearance fit has rubber buffering circle 10 in the seal groove, carry out the vibration isolation to the pipeline through rubber buffering circle 10, avoid the unable buffering vibration of traditional rigidity fixation, the noise that is to the production, play the effect that reduces the vibration noise.

More specifically, the screw has been seted up to the position that pipe clamp 7 corresponds screwed pipe 8, and the screw is linked together with the seal groove, and the screw is located the middle part of seal groove, and rubber buffer ring 10 is the H type, and all the welding has fixed muscle 9 on two pipe clamps 7, and the welding has the backing plate on the fixed muscle 9, sets up two locating holes of symmetry on the backing plate, and the clamp plate can pass the screw and laminate to rubber buffer ring 10 on, and modes such as two locating hole accessible screws on the backing plate are fixed to the wall body for the pipeline obtains spacingly.

More specifically, the surfaces of the two phenolic foam heat-insulating layers 3 are wrapped with the water-proof film 2, so that the phenolic foam heat-insulating layers 3 can be waterproof, and the problem of poor heat-insulating performance caused by moisture absorption of traditional glass wool and the like is solved. Polyester fiber puigging 4 both sides all wrap up there are plastic film 6, and plastic film 6 has characteristics such as airtight, soft, elasticity when receiving stretch-draw, can absorb near resonant frequency's incident sound energy for the effect of giving sound insulation is better, and polyester fiber puigging 4 is filled in the cooperation of double-deck design, and the effect of giving sound insulation is better. The water-barrier film 2 can be an aluminum foil film or a PU film. The plastic film 6 is made of polytetrafluoroethylene film. The plastic film 6 is connected with the phenolic foam heat-insulating layer 3 and the polyester fiber sound-insulating layer 4 in a gluing mode, so that the connection stability is ensured.

The phenolic foam heat-insulating layer 3 is used as a heat-insulating material, has the characteristics of uniform closed-cell structure, low heat conductivity coefficient and good heat-insulating property, and has the effects of open fire prevention, flame retardance and acid corrosion resistance, the influence of external moisture on the phenolic foam heat-insulating layer 3 and the polyester fiber sound-insulating layer 4 can be avoided through the waterproof film 2, the heat-insulating effect is ensured, meanwhile, sound insulation of the drain pipe 1 is firstly subjected to sound absorption treatment through the acrylate sound-absorbing coating 5, and meanwhile, sound insulation treatment of the polyester fiber sound-insulating layer 4 filled with the double-layer plastic film 6 is carried out, so that the sound-insulating effect is;

the working principle is as follows: the rubber buffer ring 10 is sleeved on the pipeline, the two pipe clamps 7 are sleeved on the rubber buffer ring 10 and are fixed with the pipe clamps 7 through nuts matched with bolts, then the threaded pipes 8 are screwed into corresponding threaded holes, the pressing blocks 11 are attached to the rubber buffer ring 10, vibration isolation is carried out on the pipeline through the rubber buffer ring 10, the pressing blocks 11 are matched with the springs 12 to play a buffering effect again, the pipeline vibration buffering effect is better, and the generation of vibration noise is effectively reduced.

The above, 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 utility model provides a heat preservation sound insulation formula PVC drain pipe, includes drain pipe (1), phenolic foam heat preservation (3) and polyester fiber puigging (4), its characterized in that, be provided with two-layer phenolic foam heat preservation (3) on the outer wall of drain pipe (1), two be provided with polyester fiber puigging (4) between phenolic foam heat preservation (3), position between drain pipe (1) and phenolic foam heat preservation (3) is scribbled and is equipped with acrylic ester and inhale sound coating (5), and is two-layer the equal parcel in surface of phenolic foam heat preservation (3) has water proof film (2), polyester fiber puigging (4) both sides all wrap up plastic film (6), install buffer gear on the outer wall of drain pipe (1).

2. The PVC drain pipe with the functions of heat preservation and sound insulation according to claim 1 is characterized in that the buffering mechanism comprises pipe clamps (7), threaded pipes (8), springs (12), pressing plates and rubber buffering rings (10), the two pipe clamps (7) are sleeved on the outer wall of the drain pipe, the two ends of the two pipe clamps (7) are fixed together through bolts, each pipe clamp (7) is connected with the two threaded pipes (8) in a threaded manner, each threaded pipe (8) is internally and fixedly connected with the springs (12), the pressing plates are welded at the ends, far away from the threaded pipes (8), of the springs (12), sealing grooves are formed in the pipe clamps (7), and the rubber buffering rings (10) are in clearance fit in the sealing grooves.

3. The PVC drain pipe with the functions of heat preservation and sound insulation as claimed in claim 2, wherein a screw hole is formed in the position, corresponding to the threaded pipe (8), of the pipe clamp (7) and communicated with the sealing groove, the screw hole is located in the middle of the sealing groove, the rubber buffer ring (10) is H-shaped, two fixing ribs (9) are welded on the pipe clamp (7), a base plate is welded on the fixing ribs (9), and two symmetrical positioning holes are formed in the base plate.

4. The PVC drainpipe with the functions of heat preservation and sound insulation as claimed in claim 1, wherein the water-proof film (2) can be an aluminum foil film or a PU film.

5. The PVC drainpipe with the functions of heat preservation and sound insulation as claimed in claim 1, wherein the plastic film (6) is a polytetrafluoroethylene film.

6. The PVC drain pipe with the functions of heat preservation and sound insulation according to claim 1 is characterized in that the plastic film (6) is connected with the phenolic foam heat preservation layer (3) and the polyester fiber sound insulation layer (4) in a gluing mode.