CN216896174U

CN216896174U - PVC (polyvinyl chloride) pipe with excellent freezing resistance

Info

Publication number: CN216896174U
Application number: CN202123334973.3U
Authority: CN
Inventors: 窦洁
Original assignee: Hangzhou Yoya Electrical Appliance Co ltd
Current assignee: Hangzhou Yoya Electrical Appliance Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-05
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a PVC (polyvinyl chloride) pipe with excellent frost resistance, which relates to the field of PVC pipes and comprises an inner shell, wherein an antibacterial layer is arranged on the inner side of the inner shell, a cavity is arranged on the inner side of the antibacterial layer, the outer side of the inner shell is connected with a first mounting layer, an elastic block is arranged inside the first mounting layer, and a second mounting layer is arranged on the outer side of the first mounting layer. The anti-freezing PVC pipeline has the advantages that the anti-freezing PVC pipeline is additionally provided with the anti-freezing layer, the first installation layer and the second installation layer on the basis of a single-layer PVC pipeline, the shell is changed from an original single layer to two sides, the anti-compression capability is higher, the anti-freezing layer has a certain anti-bacteria effect, the elastic block in the first installation layer can ensure that the outer side of the cavity cannot be bound by a rigid object when liquid in the cavity is frozen, so that the possibility of frost crack of the shell is reduced, the heat preservation filler arranged in the second installation layer has a certain heat preservation effect, and the possibility of liquid in the cavity can be reduced to a certain extent.

Description

PVC (polyvinyl chloride) pipe with excellent freezing resistance

Technical Field

The utility model relates to the field of PVC (polyvinyl chloride) pipes, in particular to a PVC pipe with excellent frost resistance.

Background

PVC is a material whose main component is polyvinyl chloride and other components are added to raise its heat resistance, toughness and ductility, and the PVC pipe is a hard polyvinyl chloride pipe made up by using polyvinyl chloride resin, stabilizing agent and lubricating agent through the processes of mixing, hot-pressing and extrusion-forming.

Current PVC tubular product single structure comprises the PVC material of individual layer, and freezing resistance can be poor, and current PVC tubular product can not deposit the edulcoration to the transportation liquid, improves quality of water, and current PVC tubular product installation is through adding at its outside establishes the connecting piece sealing tape, and the connectivity between pipeline and the pipeline is relatively poor.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a PVC pipe with excellent freezing resistance, and the PVC pipe is used for solving the technical problems that the existing PVC pipe is single in structure, is made of single-layer PVC materials, is poor in freezing resistance, cannot precipitate and remove impurities from transported liquid, improves water quality, and is poor in connection between pipelines due to the fact that a connecting piece sealing tape is additionally arranged on the outer side of the existing PVC pipe in installation.

In order to achieve the purpose, the utility model provides the following technical scheme: a PVC pipe with excellent frost resistance comprises an inner shell, wherein an antibacterial layer is arranged on the inner side of the inner shell, a cavity is arranged on the inner side of the antibacterial layer, a first installation layer is connected to the outer side of the inner shell, an elastic block is arranged inside the first installation layer, a second installation layer is arranged on the outer side of the first installation layer, heat-insulating filler is arranged inside the second installation layer, an outer shell is arranged on the outer side of the second installation layer, a groove is arranged inside the cavity, a through hole is formed below the groove, a sealing plug is arranged inside the through hole, an external thread is arranged outside the sealing plug, an internal thread is arranged on the inner wall of the through hole, a connecting handle is connected to the bottom end of the sealing plug, a sealing pad is connected to one side of the connecting handle, an outer sleeve block is connected to the outer side of the outer shell, a lifting block is connected to the outer side of the outer sleeve block, a connecting hole is formed inside the outer sleeve block, and mounting holes are arranged at two ends of the inner part of the outer sleeve block.

Preferably, the number of the elastic blocks is multiple groups, and the multiple groups of the elastic blocks are distributed in the first installation layer at equal intervals.

Preferably, the inner shell is fixedly connected with the first installation layer, the first installation layer is fixedly connected with the second installation layer, and the second installation layer is fixedly connected with the outer shell.

Preferably, the number of the grooves is multiple groups, and the multiple groups of the grooves are distributed in the cavity at equal intervals.

Preferably, the external thread and the internal thread are matched, and the sealing plug and the through hole are detachably connected through the external thread and the internal thread.

Preferably, the connecting handle is located inside the mounting hole and movably connected with the mounting hole.

Preferably, the outer sleeve block is fixedly connected with the housing, the number of the lifting blocks is four, the four groups of the lifting blocks are equidistantly distributed on the outer side of the outer sleeve block, the number of the connecting holes is four, and the four groups of the connecting holes are equidistantly distributed in the outer sleeve block.

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

1. according to the PVC pipeline, the antibacterial layer, the first installation layer and the second installation layer are added on the basis of a single-layer PVC pipeline through the inner shell, the antibacterial layer, the first installation layer and the second installation layer, the shell is changed from an original single layer into two sides, the compression resistance is higher, the antibacterial layer has a certain antibacterial effect, the outer side of the shell cannot be bound by a rigid object when liquid in the cavity is frozen due to the elastic block in the first installation layer, the possibility of frost crack of the shell is reduced, the heat preservation filler arranged in the second installation layer has a certain heat preservation effect, and the possibility of freezing of the liquid in the cavity can be reduced to a certain degree;

2. according to the utility model, the groove, the sealing plug, the external thread, the internal thread, the connecting handle, the sealing gasket and the through hole are arranged, so that solid impurities in liquid are easy to precipitate in the groove when the liquid is transported, and the impurities precipitated in the groove can be discharged by opening the sealing plug, thereby achieving the purpose of improving the water quality to a certain extent;

3. according to the utility model, the outer sleeve block on the outer side can be used for reinforced connection between two groups of pipelines through the outer sleeve block, the lifting block, the connecting hole and the mounting hole, the connecting bolt can be used for penetrating through the connecting hole except for the connecting piece, so that the connection relation of the two groups of pipelines is tighter, the lifting block on the outer side is made of rubber, the outer shell is prevented from being directly contacted with the ground during installation and transportation, a certain protection function is achieved, and the possibility of scratching the outer shell is reduced.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the outer cover block of the present invention;

fig. 4 is an enlarged view of the structure of fig. 1 a according to the present invention.

In the figure: 1. an inner shell; 2. an antimicrobial layer; 3. a cavity; 4. a first mounting layer; 5. an elastic block; 6. a second mounting layer; 7. heat preservation filler; 8. a housing; 9. a groove; 10. a sealing plug; 11. an external thread; 12. an internal thread; 13. a connecting handle; 14. a gasket; 15. an outer sleeve block; 16. lifting the block; 17. connecting holes; 18. mounting holes; 19. and a through hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-4, a PVC pipe with excellent freezing resistance comprises an inner shell 1, an antibacterial layer 2 is disposed on the inner side of the inner shell 1, a cavity 3 is disposed on the inner side of the antibacterial layer 2, a first mounting layer 4 is connected to the outer side of the inner shell 1, elastic blocks 5 are disposed inside the first mounting layer 4, the elastic blocks 5 are distributed in the first mounting layer 4 at equal intervals, the elastic blocks 5 are made of rubber and distributed on the outer side of the inner shell 1 in a ring shape, a second mounting layer 6 is disposed on the outer side of the first mounting layer 4, heat-insulating filler 7 is disposed inside the second mounting layer 6, the inner shell 1 is fixedly connected with the first mounting layer 4, the first mounting layer 4 is fixedly connected with the second mounting layer 6, the second mounting layer 6 is fixedly connected with the outer shell 8, an outer shell 8 is disposed on the outer side of the second mounting layer 6, and the inner shell 1, the first mounting layer, the second mounting layer, the outer shell, the heat-insulating filler, the heat-insulating, Antibiotic layer 2, cavity 3, first installation layer 4, elastic block 5, second installation layer 6, heat preservation filler 7, shell 8, realized having increased antibiotic layer 2 on the basis of individual layer PVC pipeline, first installation layer 4 and second installation layer 6, the casing becomes both sides by original individual layer, compressive capacity is stronger, antibiotic layer 2 possesses certain antibacterial effect, the outside can not be tied up by rigid object when first installation layer 4 inside elastic block 5 can make 3 inside liquid in cavity freeze, thereby reduce the possibility that the casing frost crack, the heat preservation filler 7 that second installation layer 6 inside set up has certain heat preservation effect, can reduce the possibility that 3 inside liquid in cavity freeze to a certain extent, the inside of heat preservation filler 7 is the rubber and plastic sponge, antibiotic layer 2 is the antibiotic dope layer.

Referring to fig. 1-4, a PVC pipe with excellent freezing resistance, the cavity 3 is provided with a plurality of grooves 9, the grooves 9 are distributed in the cavity 3 at equal intervals, the water flow passes through the cavity 3, the internal impurities easily precipitate and are more easily precipitated in the recessed grooves 9, the grooves 9 can collect more impurities, the lower part of the groove 9 is provided with a through hole 19, the inside of the through hole 19 is provided with a sealing plug 10, the outer side of the sealing plug 10 is provided with an external thread 11, the inner wall of the through hole 19 is provided with an internal thread 12, the external thread 11 is matched with the internal thread 12, the sealing plug 10 is detachably connected with the through hole 19 through the external thread 11 and the internal thread 12, the bottom end of the sealing plug 10 is connected with a connecting handle 13, one side of the connecting handle 13 is connected with a sealing pad 14, and the sealing pad 14 is connected with the bottom end of the connecting handle through the arranged grooves 9, Sealing plug 10, external screw thread 11, internal thread 12, connect handle 13, sealed pad 14, through-hole 19 have realized when transporting liquid, and solid impurity in the liquid deposits in the inside of recess 9 easily, opens sealing plug 10 and just can emit the impurity of depositing in the inside of recess 9 to reach the purpose of certain improvement quality of water, sealed pad 14 is the rubber material, and the cooperation screw thread uses and makes sealed effect better.

Referring to fig. 1-4, an outer sleeve block 15 is connected to the outer side of a housing 8, lifting blocks 16 are connected to the outer side of the outer sleeve block 15, the outer sleeve block 15 is fixedly connected to the housing 8, the number of the lifting blocks 16 is four, the four lifting blocks 16 are equidistantly distributed on the outer side of the outer sleeve block 15, the number of connecting holes 17 is four, the four connecting holes 17 are equidistantly distributed inside the outer sleeve block 15, the four lifting blocks 16 are all made of rubber, the outer sleeve block 15 is made of metal or PVC, the inner portion of the outer sleeve block 15 is provided with the connecting holes 17, the two ends inside the outer sleeve block 15 are provided with mounting holes 18, a connecting handle 13 is located inside the mounting holes 18, the connecting handle 13 is movably connected with the mounting holes 18, and the outer sleeve block 15, the lifting blocks 16, the connecting holes 17 and the mounting holes 18 are arranged, so that the outer sleeve block 15 can be used for reinforcing connection between two sets of pipes, except for the connecting piece, the connecting bolt can be used for penetrating through the connecting hole 17 to enable the connection relation of the two groups of pipelines to be more compact, the lifting block 16 on the outer side is made of rubber, the lifting block is in contact with the ground to avoid the situation that the shell 8 is directly in contact with the ground in the installation and transportation process, a certain protection function is achieved, the possibility that the shell 8 is scratched is reduced, and a through hole matched with the shell 8 is formed in the outer sleeve block 15.

The working principle is as follows: when the pipelines are transported and installed, the lifting block 16 replaces the shell 8 to be in contact with the ground, the lifting block 16 can prevent the shell 8 from being scratched when the shell is moved and installed, meanwhile, the lifting block 16 also improves the installation height of the pipelines, so that the two groups of pipelines are convenient to connect, after the two groups of pipelines are connected by using the connecting piece, bolts penetrate through the connecting holes 17 in the outer sleeve blocks 15 on the outer sides of the two groups of pipelines, the connecting relation between the two groups of pipelines is strengthened by using the bolts to lock, the possibility of breakage is reduced, when the liquid is transported in the cavity 3, the antibacterial layer 2 can play a certain antibacterial role, the bacterial growth is reduced, the water safety is improved, the heat-insulating filler 7 in the second installation layer 6 is sponge, the heat-insulating filler has a good heat-insulating effect, the influence on the rubber-plastic liquid in the cavity when the external temperature is lower is reduced, and the possibility of freezing of the liquid is reduced, if inside liquid takes place to freeze, the elastic block 5 that antibiotic layer 2 outside set up can avoid tying its rigidity, thereby reduce antibiotic layer 2 and take place the possibility of frost crack, elastic block 5 can take place deformation, but can not break, reduce the possibility that inside liquid freezes the pipeline and damages, when transporting liquid, solid impurity in the liquid is great such as weight such as stone, deposit in the inside of recess 9 easily, the quantity of recess 9 is the multiunit, can collect impurity, thereby reduce the impurity when water discharges, improve quality of water, and when needing to clear up the impurity of recess 9 inside, can rotate connection handle 13, it drives sealing plug 10 and rotates to connect handle 13, external screw thread 11 and internal thread 12 separate, open through-hole 19, can discharge the impurity that deposits.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a PVC tubular product that freeze resistance is outstanding, includes inner shell (1), its characterized in that: the inner side of the inner shell (1) is provided with an antibacterial layer (2), the inner side of the antibacterial layer (2) is provided with a cavity (3), the outer side of the inner shell (1) is connected with a first installation layer (4), an elastic block (5) is arranged inside the first installation layer (4), a second installation layer (6) is arranged outside the first installation layer (4), a heat-preservation filler (7) is arranged inside the second installation layer (6), an outer shell (8) is arranged outside the second installation layer (6), a groove (9) is arranged inside the cavity (3), a through hole (19) is arranged below the groove (9), a sealing plug (10) is arranged inside the through hole (19), an external thread (11) is arranged outside the sealing plug (10), an internal thread (12) is arranged on the inner wall of the through hole (19), the bottom end of the sealing plug (10) is connected with a connecting handle (13), and one side of the connecting handle (13) is connected with a sealing gasket (14), the outer side of the shell (8) is connected with an outer sleeve block (15), the outer side of the outer sleeve block (15) is connected with a lifting block (16), a connecting hole (17) is formed in the outer sleeve block (15), and mounting holes (18) are formed in two ends of the inner portion of the outer sleeve block (15).

2. The PVC pipe with excellent freezing resistance according to claim 1, wherein: the quantity of elastic blocks (5) is multiunit, multiunit elastic blocks (5) equidistance distribution is in the inside of first installation layer (4).

3. The PVC pipe with excellent freezing resistance according to claim 1, wherein: the inner shell (1) is fixedly connected with the first installation layer (4), the first installation layer (4) is fixedly connected with the second installation layer (6), and the second installation layer (6) is fixedly connected with the outer shell (8).

4. The PVC pipe with excellent freezing resistance according to claim 1, wherein: the quantity of recess (9) is the multiunit, multiunit recess (9) equidistance distributes in the inside of cavity (3).

5. The PVC pipe with excellent freezing resistance as claimed in claim 1, wherein: the external thread (11) is matched with the internal thread (12), and the sealing plug (10) is detachably connected with the through hole (19) through the external thread (11) and the internal thread (12).

6. The PVC pipe with excellent freezing resistance as claimed in claim 1, wherein: the connecting handle (13) is positioned inside the mounting hole (18), and the connecting handle (13) is movably connected with the mounting hole (18).

7. The PVC pipe with excellent freezing resistance according to claim 1, wherein: outer cover piece (15) and shell (8) fixed connection, the quantity of lifting piece (16) is four groups, four groups lifting piece (16) equidistance distributes in the outside of outer cover piece (15), the quantity of connecting hole (17) is four groups, four groups connecting hole (17) equidistance distributes in the inside of outer cover piece (15).