CN213018170U

CN213018170U - Stainless steel water pipe with expandable connector

Info

Publication number: CN213018170U
Application number: CN202021617565.1U
Authority: CN
Inventors: 项公平
Original assignee: Wenzhou Xiangtai Stainless Steel Co ltd
Current assignee: Wenzhou Xiangtai Stainless Steel Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-20
Anticipated expiration: 2030-08-06

Abstract

The utility model belongs to the field of stainless steel water pipes, in particular to a stainless steel water pipe with an expandable connector, which aims at the problems that the connector of the existing stainless steel water pipe can not be expanded, the water pipes with different external diameters are not convenient to be externally connected, and the water pipes with different external diameters at two ends can not be externally connected, and the utility model provides a proposal that the stainless steel water pipe comprises a stainless steel water pipe body and a sealing component, wherein two ends of the stainless steel water pipe body are fixedly connected with communicated connectors, and one end of the two mutually far-away connectors is in threaded connection with the sealing component, in the utility model, all or part of a first sealing ring, a second sealing ring, a third sealing ring and a fourth sealing ring are in threaded connection with the connectors in sequence, so that the water pipes with different external diameters can be externally connected, and the water pipes with different external diameters can be externally connected at two ends of the stainless steel water pipe body by repeating the above operations, simple structure, convenient operation and good tightness.

Description

Stainless steel water pipe with expandable connector

Technical Field

The utility model relates to a stainless steel water pipe technical field especially relates to a stainless steel water pipe of expanded connector.

Background

Stainless steel water pipe is the best direct drinking water conveying pipe. The water leakage rate is very low, and valuable water resources can be saved. The water leakage rate of the water pipe in the eighties of the last century is about 17 percent, and the water leakage rate is reduced to 7 percent after the stainless steel water pipe is changed. Water supply systems in earthquakes are destroyed, whereas stainless steel water piping systems are intact. In addition, compared with a copper water pipe, the stainless steel water pipe has good water permeability and does not corrode under the condition of high flow rate. Its thermal insulation is 24 times that of copper pipe.

However, the connector of the existing stainless steel water pipe cannot be expanded, some stainless steel water pipes can be connected even by additionally adding a connector, the connection of the stainless steel water pipes with different outer diameters is inconvenient, and the connection of the stainless steel water pipes with different outer diameters at two ends cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a stainless steel water pipe with an expandable connector.

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

the utility model provides a stainless steel water pipe of expanded connector, includes stainless steel water pipe body and seal assembly, the connector that the equal fixedly connected with in both ends of stainless steel water pipe body is linked together, two the equal threaded connection in one end that the connector was kept away from each other has the seal assembly.

Preferably, the connector comprises an outer connector pipe, a first inner pipe is fixedly connected to the inner wall of the outer connector pipe, a second inner pipe is fixedly connected to the inner wall of the first inner pipe, a third inner pipe is fixedly connected to the inner wall of the second inner pipe, and a through hole communicated with the stainless steel water pipe body is formed in the third inner pipe.

Preferably, the sealing assembly comprises a first sealing ring matched with the outer pipe of the connecting port, the inner wall of the first sealing ring is in threaded connection with a second sealing ring matched with the first inner pipe, the inner wall of the second sealing ring is in threaded connection with a third sealing ring matched with the second inner pipe, and the inner wall of the third sealing ring is in threaded connection with a fourth sealing ring matched with the third inner pipe.

Preferably, the inner walls of the connecting port outer pipe, the first inner pipe, the second inner pipe and the third inner pipe are all provided with first internal threads.

Preferably, annular grooves are formed in the sides, close to the connecting port, of the first closed ring, the second closed ring, the third closed ring and the fourth closed ring, and adaptive rubber rings are placed inside the annular grooves.

Preferably, the inner walls of the first closed ring, the second closed ring, the third closed ring and the fourth closed ring are all provided with second internal threads, and the outer walls of the second closed ring, the third closed ring and the fourth closed ring are all provided with external threads.

Compared with the prior art; the utility model has the advantages that: when using, according to the external diameter of external diameter water pipe, with first closed ring, the second closed ring, after whole or part in third closed ring and the fourth closed ring is threaded connection in proper order, again with connector threaded connection, the water pipe that will connect passes from the seal assembly, and with the equal threaded connection of seal assembly and connector, accomplish the connection of external water pipe, if the both ends of stainless steel water pipe body need the water pipe of external different external diameters, only need can realize the water pipe of the external different external diameters in the both ends of stainless steel water pipe body at the other end of stainless steel water pipe body above operation repeatedly.

The utility model discloses in, through with first closed ring, second closed ring, third closed ring and fourth closed ring whole or part in proper order with connector threaded connection, can external different external diameters's water pipe, the operation more than the other end of stainless steel water pipe body is repeated can realize the water pipe at the external different external diameters in the both ends of stainless steel water pipe body, simple structure, convenient operation, the seal is good.

Drawings

Fig. 1 is a schematic structural view of a stainless steel water pipe with an expandable connector according to the present invention;

FIG. 2 is a schematic view of the connection port of FIG. 1;

FIG. 3 is a schematic three-dimensional structure diagram of a sealing assembly of a stainless steel water pipe with an expandable connector according to the present invention,

FIG. 4 is a schematic front view of the first closed loop of FIG. 3;

fig. 5 is a schematic sectional view of a front view of a sealing assembly of a stainless steel water pipe with an expandable connector according to the present invention;

fig. 6 is an exploded schematic view of a sealing assembly of a stainless steel water pipe with an expandable connector according to the present invention;

fig. 7-10 are schematic views of three-dimensional cross-sectional structures of the stainless steel water pipe with an expandable connector externally connected to water pipes with different outer diameters according to the present invention.

In the figure: 1. a connecting port; 101. connecting an outer pipe of a port; 102. a first inner tube; 103. a second inner tube; 104. a third inner tube; 105. a through hole; 106. a first internal thread; 2. a stainless steel water pipe body; 3. a first closed ring; 4. a second closed loop; 5. a third closed loop; 6. a fourth closed ring; 7. an annular groove; 8. a rubber ring; 9. a second internal thread; 10. and (4) external threads.

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.

Example one

Referring to fig. 1-10, a stainless steel water pipe with an expandable connector comprises a stainless steel water pipe body 2 and a sealing component, wherein both ends of the stainless steel water pipe body 2 are fixedly connected with connectors 1 communicated with each other, and one ends of the two connectors 1, which are far away from each other, are in threaded connection with the sealing component.

The utility model discloses in, connector 1 includes connector outer tube 101, the first inner tube 102 of inner wall fixedly connected with of connector outer tube 101, the inner wall fixedly connected with second inner tube 103 of first inner tube 102, the inner wall fixedly connected with third inner tube 104 of second inner tube 103, and the through-hole 105 that is linked together with stainless steel water pipe body 2 is seted up to the inside of third inner tube 104.

The utility model discloses in, the seal assembly include with the first closed ring 3 of connector outer tube 101 looks adaptation, the inner wall threaded connection of first closed ring 3 have with the second closed ring 4 of first inner tube 102 looks adaptation, the inner wall threaded connection of second closed ring 4 have with the third closed ring 5 of second inner tube 103 looks adaptation, the inner wall threaded connection of third closed ring 5 has with the fourth closed ring 6 of third inner tube 104 looks adaptation.

The utility model discloses in, the inner wall of connector outer tube 101, first inner tube 102, second inner tube 103 and third inner tube 104 all is equipped with first internal thread 106.

The utility model discloses in, annular groove 7 has all been seted up to one side that first closed ring 3, second closed ring 4, third closed ring 5, fourth closed ring 6 are close to connector 1, and the rubber circle 8 of looks adaptation has been placed to the inside of annular groove 7.

The utility model discloses in, second internal thread 9 has all been seted up to the inner wall of first closed ring 3, second closed ring 4, third closed ring 5, fourth closed ring 6, and external screw thread 10 has all been seted up to the outer wall of second closed ring 4, third closed ring 5, fourth closed ring 6.

The working principle is as follows: when using, according to the external diameter of external diameter water pipe, with first closed ring 3, second closed ring 4, after whole or part in third closed ring 5 and the fourth closed ring 6 threaded connection in proper order, again with connector 1 threaded connection, the water pipe that will connect passes from the seal assembly, and with seal assembly and the equal threaded connection of connector 1, accomplish the connection of external water pipe, if the both ends of stainless steel water pipe body 2 need the water pipe of external different external diameters, only need can realize the water pipe at the external different external diameters in the both ends of stainless steel water pipe body 2 at the other end of stainless steel water pipe body 2 above operation repeatedly, moreover, the steam generator is simple in structure, and convenient for operation, the leakproofness is good.

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 stainless steel water pipe of expanded connector, includes stainless steel water pipe body (2) and seal assembly, its characterized in that, connector (1) that the equal fixedly connected with in both ends of stainless steel water pipe body (2) is linked together, two the equal threaded connection of one end that connector (1) was kept away from each other has the seal assembly.

2. The stainless steel water pipe with the expandable connecting port according to claim 1, wherein the connecting port (1) comprises an outer connecting port pipe (101), a first inner pipe (102) is fixedly connected to the inner wall of the outer connecting port pipe (101), a second inner pipe (103) is fixedly connected to the inner wall of the first inner pipe (102), a third inner pipe (104) is fixedly connected to the inner wall of the second inner pipe (103), and a through hole (105) communicated with the stainless steel water pipe body (2) is formed in the third inner pipe (104).

3. The port-expandable stainless steel water pipe according to claim 2, wherein the sealing assembly comprises a first sealing ring (3) adapted to the external port pipe (101), the inner wall of the first sealing ring (3) is in threaded connection with a second sealing ring (4) adapted to the first internal pipe (102), the inner wall of the second sealing ring (4) is in threaded connection with a third sealing ring (5) adapted to the second internal pipe (103), and the inner wall of the third sealing ring (5) is in threaded connection with a fourth sealing ring (6) adapted to the third internal pipe (104).

4. The port-expandable stainless steel water pipe according to claim 2, wherein the inner walls of the port outer pipe (101), the first inner pipe (102), the second inner pipe (103) and the third inner pipe (104) are provided with first internal threads (106).

5. The stainless steel water pipe with the expandable connecting port according to claim 3, wherein the first closed ring (3), the second closed ring (4), the third closed ring (5) and the fourth closed ring (6) are provided with annular grooves (7) on one sides close to the connecting port (1), and the annular grooves (7) are internally provided with adaptive rubber rings (8).

6. The port-expandable stainless steel water pipe according to claim 3, wherein the inner walls of the first closed ring (3), the second closed ring (4), the third closed ring (5) and the fourth closed ring (6) are provided with second internal threads (9), and the outer walls of the second closed ring (4), the third closed ring (5) and the fourth closed ring (6) are provided with external threads (10).