CN214744071U - Water supply pipeline telescopic connector - Google Patents
Water supply pipeline telescopic connector Download PDFInfo
- Publication number
- CN214744071U CN214744071U CN202120911165.XU CN202120911165U CN214744071U CN 214744071 U CN214744071 U CN 214744071U CN 202120911165 U CN202120911165 U CN 202120911165U CN 214744071 U CN214744071 U CN 214744071U
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- pipe body
- pipe
- fixed flange
- sleeve
- rubber ring
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Abstract
The utility model discloses a water supply pipeline telescopic connector, which comprises a sleeve sleeved at the butt joint of a first pipe body and a second pipe body, wherein the left end and the right end of the sleeve are respectively connected with a water-stopping sealing mechanism, the water-stopping sealing mechanism comprises a fixed flange piece, and the fixed flange piece is connected with the end part of the sleeve; the fixed flange pieces are respectively sleeved outside the first pipe body and the second pipe body; the rubber ring is arranged between the movable flange sheet and the fixed flange sheet; after the movable flange sheet is tightly connected with the fixed flange sheet through the bolts, the rubber ring is extruded and deformed to enable the rubber ring to be tightly attached to the outer walls of the first pipe body and the second pipe body. The device has the advantages of simple structure, convenient operation, unique and simple sealing method, capability of being manufactured on the engineering site, sufficient working flexibility and wider application range.
Description
Technical Field
The utility model relates to a pipeline expansion bend technical field, concretely relates to water supply pipe telescopic connector.
Background
When the PE water supply pipeline is in operation and use, pipeline leakage accidents are easy to happen in winter due to natural force of expansion with heat and contraction with cold, and the accidents are most easy to happen at joints such as welding ports, valve connections and water meter connections. To avoid this, a pipe expander is generally used, which enables the pipe to be deformed or displaced by an amount that is compensated for to prevent the pipe from being broken. However, the existing market pipeline expansion piece has the following problems when in use: 1. although the expansion piece in the existing market has a certain compensation amount, the compensation size is limited, and the expansion piece cannot be manufactured on site according to actual needs; 2. the sealing port of the expansion piece in the existing market is complex to manufacture, cannot be manufactured on the engineering site, and has insufficient working flexibility; 3. the size card mark of the sealing port of the expansion piece in the existing market is required to be used for marking a standard size pipeline, and once a PE pipe is connected with a steel pipe interface or a PE pipe is connected with a PVC pipeline, the expansion piece in the existing market cannot be used.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, a telescopic connector for a water supply pipeline is provided.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a water supply pipeline telescopic connector, which comprises a sleeve sleeved at the butt joint of a first pipe body and a second pipe body, wherein the left end and the right end of the sleeve are respectively connected with a water-stopping sealing mechanism, the water-stopping sealing mechanism comprises a fixed flange piece, and the fixed flange piece is connected with the end part of the sleeve; the fixed flange pieces are respectively sleeved outside the first pipe body and the second pipe body; the rubber ring is arranged between the movable flange sheet and the fixed flange sheet; after the movable flange sheet is tightly connected with the fixed flange sheet through the bolts, the rubber ring is extruded and deformed to enable the rubber ring to be tightly attached to the outer walls of the first pipe body and the second pipe body.
Optionally, two groups of water-stopping sealing mechanisms are respectively connected to two sides of the sleeve, and two groups of water-stopping sealing mechanisms located on the same side are connected through a short connecting pipe.
Optionally, the first pipe body is a PE pipe.
Optionally, the second pipe body is a steel pipe or a PE pipe or a PVC pipe.
Optionally, the sleeve, the fixed flange piece and the movable flange piece are all made of stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the sealing method is unique, the device utilizes the fixed flange sheet and the movable flange sheet to clamp and extrude the rubber ring to stop water, the rubber ring is extruded and deformed under the action of external force of bolt fastening, the inner ring of the rubber ring is tightly extruded on the outer wall of the pipeline, and the outflow of water flow along the pipe wall is stopped; meanwhile, the fixed flange sheet, the movable flange sheet and the rubber ring are tightly extruded together, and a gap between the rubber ring and the flange is also sealed, so that the purpose of water stopping is achieved.
2. The length of the sleeve is determined according to actual needs, no size limitation exists, the defect of limited length is effectively overcome, the operation is simple, the sleeve can be automatically processed, and batch production can be realized.
3. When the device is used as a connector, the connecting problem between pipelines made of different materials is solved, the problem of pipeline expansion is also solved, and the device is very practical.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Figure 2 side view of a moving flange.
Fig. 3 is a schematic structural diagram of the second embodiment of the present invention.
Description of reference numerals:
1 a first tube; 2 a second tube; 3, sleeving a sleeve; 4 fixing the flange sheet; 5, movable flange sheets; 6, rubber rings; 7, bolts; 8 short connecting pipe.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Example one
As shown in fig. 1-2, the embodiment provides a telescopic connector for a water supply pipeline, which includes a sleeve 3 sleeved at a joint of a first pipe 1 and a second pipe 2, wherein the sleeve 3 is sleeved outside; the left end and the right end of the sleeve 3 are respectively connected with a water-stopping sealing mechanism, the water-stopping sealing mechanism comprises a fixed flange sheet 4, and the fixed flange sheet 4 is connected with the end part of the sleeve 3; specifically, the fixed flange pieces 4 can be directly welded at two ends of the sleeve 3; the fixed flange pieces 4 are respectively sleeved outside the first pipe body 1 and the second pipe body 2; the rubber ring is characterized by also comprising a movable flange piece 5 matched with the fixed flange piece 4, and a rubber ring 6 is arranged between the movable flange piece 5 and the fixed flange piece 4; the two rubber rings 6 are respectively sleeved outside the first pipe body 1 and the second pipe body 2; after the movable flange piece 5 is tightly connected with the fixed flange piece 4 through the bolt 7, the rubber ring 6 is extruded and deformed to enable the rubber ring 6 to be tightly attached to the outer walls of the first pipe body 1 and the second pipe body 2, and a water stopping effect is formed.
The first pipe body 1 is a PE pipe; the second pipe body 2 is a steel pipe or a PE pipe or a PVC pipe. The device can be used as a telescopic device and also can be used as a connecting device between pipelines made of different materials.
In order to play a good protection role, the sleeve 3, the fixed flange sheet 4 and the movable flange sheet 5 are all made of stainless steel.
The length of the sleeve 3 is judged according to actual needs, no size limitation exists, the defect of limited length is effectively overcome, the operation is simple, the self-processing can be realized, and the batch production can be realized. The connection between the sleeve 3 and the fixed flange plate 4 can be directly manufactured on site, and can also be transported to the site for installation after being manufactured in batches in a factory.
When the device is used as a connector, the connecting problem between pipelines made of different materials is solved, the problem of pipeline expansion is also solved, and the device is very practical.
It should be noted that, the fixed flange piece 4 and the movable flange piece 5 both adopt common annular flat flanges, and the two sides of the rubber ring 6 are respectively attached to the surfaces of the fixed flange piece 4 and the movable flange piece 5, so that the contact area is large, the sealing effect between the rubber ring 6 and the flange is good, and meanwhile, the mode is convenient to mount and process, the material is easy to obtain, and special shape structures do not need to be additionally manufactured.
The specific using process is as follows:
when the cutting sleeve is used, the length of the sleeve 3 can be selected according to actual needs, the cutting sleeve can be manufactured and processed on site, and the two ends of the cut sleeve 3 are welded with the fixed flange pieces 4 to form a whole; a gap is reserved between the first pipe body 1 and the second pipe body 2 to reserve a telescopic space; sleeving a sleeve 3 at the butt joint of the first pipe body 1 and the second pipe body 2 to form an enclosing structure; then, the rubber ring 6 and the movable flange plate 5 are respectively sleeved on two sides of the fixed flange plate 4, and a bolt 7 is penetrated for fastening; then under the action of the fastening force of the bolt 7, the rubber ring 6 is extruded and deformed, and the inner ring of the rubber ring 6 is tightly attached to the outer walls of the first pipe body 1 and the second pipe body 2 to form water-stopping seal, so that the outflow of water flow along the pipe wall is stopped; meanwhile, the fixed flange sheet 4, the movable flange sheet 5 and the rubber ring 6 are tightly extruded together, and a gap between the rubber ring 6 and the flange is also sealed, so that the purpose of water stopping is achieved.
Example two
As shown in fig. 3, the embodiment proposes a water supply pipeline telescopic connector, and the other structures are the same as those of the first embodiment, except that two water-stopping sealing mechanisms are respectively connected to two sides of the sleeve 3, and the two water-stopping sealing mechanisms located on the same side are connected through a short connecting pipe 8; in consideration of the fact that only one group of rubber ring 6 on each side is possibly not well sealed and possibly leaks, in order to avoid the situation, two groups of water-stopping sealing mechanisms are arranged, so that the sealing effect can be effectively guaranteed, and the service life is prolonged; two groups of water-stopping sealing mechanisms positioned on the same side are connected through a short connecting pipe 8, one end of the short connecting pipe 8 is welded with the movable flange sheet 5 of the first group, and the other end of the short connecting pipe 8 is welded with the fixed flange sheet 4 of the second group.
The device has the advantages of simple structure, convenient operation, unique and simple sealing method, capability of being manufactured on the engineering site, sufficient working flexibility and wider application range.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (5)
1. The water supply pipeline telescopic connector is characterized by comprising a sleeve sleeved at the butt joint of a first pipe body and a second pipe body, wherein the left end and the right end of the sleeve are respectively connected with a water stopping sealing mechanism, the water stopping sealing mechanism comprises a fixed flange sheet, and the fixed flange sheet is connected with the end part of the sleeve; the fixed flange pieces are respectively sleeved outside the first pipe body and the second pipe body; the rubber ring is arranged between the movable flange sheet and the fixed flange sheet; after the movable flange sheet is tightly connected with the fixed flange sheet through the bolts, the rubber ring is extruded and deformed to enable the rubber ring to be tightly attached to the outer walls of the first pipe body and the second pipe body.
2. The telescopic water supply pipeline connector as claimed in claim 1, wherein two water-stopping sealing mechanisms are connected to two sides of the sleeve respectively, and two water-stopping sealing mechanisms located on the same side are connected through a short connecting pipe.
3. The telescopic water supply pipe connector of claim 1, wherein the first pipe body is a PE pipe.
4. The telescopic water supply pipeline connector of claim 1, wherein the second pipe body is a steel pipe or a PE pipe or a PVC pipe.
5. The telescopic water supply pipeline connector of claim 1, wherein the sleeve, the fixed flange plate and the movable flange plate are all made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911165.XU CN214744071U (en) | 2021-04-29 | 2021-04-29 | Water supply pipeline telescopic connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911165.XU CN214744071U (en) | 2021-04-29 | 2021-04-29 | Water supply pipeline telescopic connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214744071U true CN214744071U (en) | 2021-11-16 |
Family
ID=78615079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120911165.XU Active CN214744071U (en) | 2021-04-29 | 2021-04-29 | Water supply pipeline telescopic connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214744071U (en) |
-
2021
- 2021-04-29 CN CN202120911165.XU patent/CN214744071U/en active Active
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