CN216923557U

CN216923557U - Municipal administration water supply line antiseep's connection structure

Info

Publication number: CN216923557U
Application number: CN202220399918.8U
Authority: CN
Inventors: 王�琦; 胡永波
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-27
Filing date: 2022-02-27
Publication date: 2022-07-08
Anticipated expiration: 2032-02-27

Abstract

The utility model relates to an anti-leakage connecting structure of a municipal water supply pipeline, belonging to the technical field of municipal engineering. According to the utility model, the first pipeline is inserted into the second pipeline, the connecting screw thread is rotatably inserted into the thread groove in the second pipeline, the first sealing ring can be clamped into the second clamping groove, the second sealing ring is clamped into the first clamping groove, the second connecting flange and the first connecting flange can clamp the outer sealing rubber ring, waterproof glue is coated on one side of the inner wall of the sealing strip, the sealing strip can wrap the gap between the first connecting flange and the second connecting flange, the sealing strip is bonded at the gap between the first connecting flange and the second connecting flange through the waterproof glue, so that the outer wall air is difficult to enter the connecting gap while the leakage-proof effect is improved, and the inner sealing rubber ring can be used for a long time.

Description

Municipal administration water supply line antiseep's connection structure

Technical Field

The utility model relates to the technical field of municipal engineering, in particular to a municipal water supply pipeline anti-leakage connecting structure.

Background

The water supply pipeline is produced by using sanitary polyvinyl chloride (PVC) resin as main material, adding proper amount of stabilizer, lubricant, stuffing, coloring agent, etc. and through extrusion in plastic extruder, injection in injection molding machine, cooling, solidification, setting, inspection, packing and other steps.

When the existing municipal water supply pipeline is connected, the joint is sealed and fixed by adopting a conventional sealing ring, the sealing ring is easy to age after long-time use, so that the connection sealing property is poor, and the water leakage condition is easy to cause resource waste.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anti-leakage connecting structure for municipal water supply pipelines, which solves the problems of poor connection sealing performance and easiness in water leakage caused by the fact that a sealing ring at the connecting part of the existing municipal water supply pipelines is easy to age.

The scheme for solving the technical problems is as follows: a municipal water supply pipeline anti-leakage connecting structure comprises a first pipeline, wherein a connecting thread is arranged on the outer wall of the first pipeline close to the right edge, the first pipeline is connected with a second pipeline through the connecting thread, a first annular clamping groove is formed in the outer wall of the first pipeline close to the left position of the connecting thread, a first sealing ring is sleeved on the inner wall of the first annular clamping groove, a second annular clamping groove is formed in the outer wall of the first pipeline close to the left position of the first annular clamping groove, a second sealing ring is sleeved on the inner wall of the second annular clamping groove, a first connecting flange is fixedly installed on the outer wall of the first pipeline close to the left position of the second annular clamping groove, an outer sealing ring is sleeved on the outer wall of the first pipeline close to the right position of the first connecting flange, and a second connecting flange is fixedly connected to the left side of the second pipeline, and the outer wall of the outer sealing rubber ring is fixedly connected with a sealing strip.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, a bolt hole is formed in the position, close to the edge, of the first connecting flange and the second connecting flange, four groups of bolt holes are formed in the bolt holes, and fixing bolts are arranged on the inner walls of the four groups of bolt holes.

Furthermore, the first connecting flange and the second connecting flange are fixedly connected through fixing bolts.

Further, the inner wall of No. two pipelines is close to left side edge and offers a draw-in groove with No. two sealing washer looks adaptations.

Furthermore, No. two draw-in grooves with a sealing washer looks adaptation are seted up to the right side position that the inner wall of No. two pipelines is close to a draw-in groove.

Furthermore, a thread groove matched with the connecting thread is formed in the inner wall of the second pipeline close to the middle.

Furthermore, the outer wall of the second sealing ring is provided with a wave-shaped snap ring.

Further, the sealing strip sets up to the arc structure, and the inboard of sealing strip bonds through waterproof glue and flange one number and flange two numbers outer wall.

The utility model provides an anti-leakage connecting structure of a municipal water supply pipeline, which has the following advantages:

the first pipeline is inserted into the second pipeline, the connecting screw thread is inserted into the screw groove in the second pipeline in a rotating way, the first sealing ring can be clamped into the second clamping groove, the second sealing ring is clamped into the first clamping groove, the second connecting flange and the first connecting flange can clamp the outer sealing rubber ring tightly, waterproof glue is coated on one side of the inner wall of the sealing strip, the sealing strip can wrap and seal the gap part between the first connecting flange and the second connecting flange, the water supply pipeline connecting structure is provided with the connecting screw thread, the first sealing ring, the second sealing ring and the outer sealing rubber ring, the second sealing ring is not easy to harden under the protection of the first sealing ring, the service life is effectively prolonged, the sealing strip is bonded at the gap part between the first connecting flange and the second connecting flange through the waterproof glue, air is difficult to enter the connecting gap while the leakage-proof effect is improved, so that the sealing rubber ring inside can be used for a long time.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

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 application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a first pipeline;

FIG. 3 is a schematic structural diagram of a second pipeline;

fig. 4 is a schematic structural diagram of the outer sealing rubber ring.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a first pipeline; 2. connecting threads; 3. a second pipeline; 4. a first annular slot; 5. a first sealing ring; 6. a second annular clamping groove; 7. a second sealing ring; 8. a first connecting flange; 9. sealing the rubber ring outside; 10. a second connecting flange; 11. a sealing strip; 12. fixing the bolt; 13. a first card slot; 14. a second card slot; 15. a thread groove.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in figures 1-4, a municipal water supply pipeline anti-leakage connecting structure comprises a first pipeline 1, a connecting thread 2 is arranged on the outer wall of the first pipeline 1 near the right edge, a thread groove 15 matched with the connecting thread 2 is arranged on the inner wall of a second pipeline 3 near the middle position, the first pipeline 1 is in threaded connection with the second pipeline 3 through the connecting thread 2, a first annular clamping groove 4 is arranged on the outer wall of the first pipeline 1 near the left side of the connecting thread 2, a first sealing ring 5 is sleeved on the inner wall of the first annular clamping groove 4, a second annular clamping groove 6 is arranged on the outer wall of the first pipeline 1 near the left side of the first annular clamping groove 4, a second sealing ring 7 is sleeved on the inner wall of the second annular clamping groove 6, a first connecting flange 8 is fixedly arranged on the outer wall of the first pipeline 1 near the left side of the second annular clamping groove 6, an outer sealing rubber ring 9 is sleeved on the outer wall of the first pipeline 1 near the right side of the first connecting flange 8, the left side of the second pipeline 3 is fixedly connected with a second connecting flange 10.

No. one flange 8 and No. two flange 10 are close to the edge and all have seted up the bolt hole, and No. one flange 8 and No. two flange 10 all pass through fixing bolt 12 fixed connection, and the bolt hole all is provided with four groups.

No. two pipe 3's inner wall is close to left side edge and offers No. one draw-in groove 13 with No. two sealing washer 7 looks adaptations, and No. two draw-in grooves 14 with a sealing washer 5 looks adaptations are offered to No. two pipe 3's inner wall right side position that is close to draw-in groove 13. The outer wall of the second sealing ring 7 is provided with a wave-shaped snap ring.

The outer wall fixedly connected with sealing strip 11 of external seal rubber ring 9, sealing strip 11 sets up to the arc structure, and the inboard of sealing strip 11 bonds with the outer wall of a flange 8 and No. two flange 10 through waterproof glue.

The specific working principle and the using method of the utility model are as follows: the outer sealing rubber ring 9 is sleeved on the right side position, close to the first connecting flange 8, of the outer wall of the first pipeline 1, then the second sealing ring 7 is sleeved inside the second annular clamping groove 6, the first sealing ring 5 is sleeved inside the first annular clamping groove 4, the first pipeline 1 is inserted into the second pipeline 3, the connecting threads 2 are rotatably inserted into the thread grooves 15 inside the second pipeline 3, the first sealing ring 5 can be clamped into the second clamping groove 14, the second sealing ring 7 is clamped into the first clamping groove 13, the second connecting flange 10 and the first connecting flange 8 can clamp the outer sealing rubber ring 9 tightly, waterproof glue is coated on one side of the inner wall of the sealing strip 11, and the sealing strip 11 can wrap the gap position between the first connecting flange 8 and the second connecting flange 10.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a connection structure of municipal administration water supply pipe antiseep, includes pipeline (1), its characterized in that: the outer wall of the first pipeline (1) is provided with a connecting thread (2) close to the right edge, the first pipeline (1) is in threaded connection with a second pipeline (3) through the connecting thread (2), a first annular clamping groove (4) is formed in the position, close to the left side of the connecting thread (2), of the outer wall of the first pipeline (1), a first sealing ring (5) is sleeved on the inner wall of the first annular clamping groove (4), a second annular clamping groove (6) is formed in the position, close to the left side of the first annular clamping groove (4), of the outer wall of the first pipeline (1), a second sealing ring (7) is sleeved on the inner wall of the second annular clamping groove (6), a first connecting flange (8) is fixedly installed in the position, close to the left side of the second annular clamping groove (6), of the outer wall of the first pipeline (1), and an outer sealing rubber ring (9) is sleeved on the position, close to the right side of the first connecting flange (8), no. two flange (10) of left side fixedly connected with of No. two pipeline (3), the outer wall fixedly connected with sealing strip (11) of external seal rubber ring (9).

2. The municipal water supply pipe leakage-proof connecting structure according to claim 1, wherein the first connecting flange (8) and the second connecting flange (10) are provided with bolt holes near the edges, the bolt holes are provided with four groups, and the inner walls of the four groups of bolt holes are provided with fixing bolts (12).

3. The municipal water supply pipe leakage-proof connecting structure according to claim 1, wherein the first connecting flange (8) and the second connecting flange (10) are fixedly connected through fixing bolts (12).

4. The municipal water supply pipe anti-leakage connecting structure according to claim 1, wherein a first clamping groove (13) matched with the second sealing ring (7) is formed in the inner wall of the second pipe (3) close to the left edge.

5. The municipal water supply pipe anti-leakage connecting structure according to claim 4, wherein a second clamping groove (14) matched with the first sealing ring (5) is formed in the right side of the inner wall of the second pipe (3) close to the first clamping groove (13).

6. The municipal water supply pipe anti-leakage connecting structure according to claim 1, wherein the inner wall of the second pipe (3) near the middle is provided with a thread groove (15) adapted to the connecting thread (2).

7. The municipal water supply pipe anti-leakage connecting structure is characterized in that the outer wall of the second sealing ring (7) is provided with a wave-shaped snap ring.

8. The municipal water supply pipeline leakage-proof connecting structure according to claim 1, wherein the sealing strip (11) is provided with an arc-shaped structure, and the inner side of the sealing strip (11) is bonded with the outer walls of the first connecting flange (8) and the second connecting flange (10) through waterproof glue.