CN210179108U - Fire-fighting water supply pipeline connecting and assembling device - Google Patents
Fire-fighting water supply pipeline connecting and assembling device Download PDFInfo
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- CN210179108U CN210179108U CN201921068820.9U CN201921068820U CN210179108U CN 210179108 U CN210179108 U CN 210179108U CN 201921068820 U CN201921068820 U CN 201921068820U CN 210179108 U CN210179108 U CN 210179108U
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- annular groove
- sealing rubber
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Abstract
The utility model relates to a fire control water supply pipe connects assembly quality. The clamp connection assembly comprises a sealing rubber ring and a clamp sleeved outside the sealing rubber ring; the sealing rubber ring is internally provided with a rubber gasket for separating the connecting ends of the two pipelines, and the end surface of the connecting end of each pipeline is respectively propped against the rubber gasket. The utility model discloses an annular flange and the annular groove that will peg graft set the inclined plane cooperation to, and two annular flanges insert the motion that two pipelines of ordering about each other and be close to each other of the in-process of the annular groove that corresponds separately respectively, and make the terminal surface of the link of pipeline can extrude the rubber packing ring, thereby in order to increase sealed effect, prevent the hourglass water. In addition, the annular flange and the annular groove which are inserted are arranged to be matched with each other in an inclined plane, so that the two pipelines can obtain spacing in the axis direction, and the sealing effect is prevented from being influenced by the displacement of the two pipelines which are relatively far away from each other in the axis direction in the conveying process of high-pressure water flow.
Description
Technical Field
The utility model relates to a fire control water supply pipe connects assembly quality.
Background
Pipe connections in fire service water supplies typically include channel connections (or referred to as clamp connections) and flange connections. A pipe slot type clamp connecting device as disclosed in chinese utility model patent specification CN 203115340U, which adopts a sealing rubber washer and a clamp to connect two pipes. The technical scheme has a simple structure, but the sealing water leakage prevention effect is required to be improved, and particularly in a fire-fighting water supply system for conveying high-pressure water flow, the sealing water leakage prevention effect is required to be higher.
Disclosure of Invention
An object of the utility model is to provide a can improve fire control water supply pipe connection assembly quality of sealed effect.
The above purpose is realized by the following technical scheme:
a fire-fighting water supply pipeline connecting and assembling device comprises two pipelines and a clamp connecting assembly used for connecting the two pipelines, wherein the clamp connecting assembly comprises a sealing rubber ring and a clamp sleeved outside the sealing rubber ring, the sealing rubber ring is cylindrical, one end of each pipeline is a connecting end, the connecting end of one pipeline is inserted into the sealing rubber ring from one end of the sealing rubber ring, the connecting end of the other pipeline is inserted into the sealing rubber ring from the other end of the sealing rubber ring, an annular groove is formed in the outer peripheral surface of the connecting end of each pipeline, two ends of the clamp are respectively provided with an annular flange, and each annular flange is respectively inserted into one annular groove; the sealing rubber ring is internally provided with a rubber gasket for separating the connecting ends of the two pipelines, and the end surface of the connecting end of each pipeline is respectively abutted against the rubber gasket; in the annular groove of each pipeline, the side surface of the groove close to the end surface of the connecting end is a side surface of a near-end groove, and the side surface of the near-end groove is an inclined surface which inclines from the bottom of the annular groove to the end surface of the connecting end; in each annular flange of the clip, the side surface facing the side surface of the proximal end groove of the inserted annular groove is an inner side surface which is parallel to and abuts against the side surface of the proximal end groove.
The utility model discloses an annular flange and the annular groove that will peg graft set the inclined plane cooperation to, and two annular flanges insert the motion that two pipelines of ordering about each other and be close to each other of the in-process of the annular groove that corresponds separately respectively, and make the terminal surface of the link of pipeline can extrude the rubber packing ring, thereby in order to increase sealed effect, prevent the hourglass water. In addition, the annular flange and the annular groove which are inserted are arranged to be matched with each other in an inclined plane, so that the two pipelines can obtain spacing in the axis direction, and the sealing effect is prevented from being influenced by the displacement of the two pipelines which are relatively far away from each other in the axis direction in the conveying process of high-pressure water flow.
Drawings
Fig. 1 shows a front view of the present invention;
FIG. 2 shows a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic illustration of the hose assembly of FIG. 2 after separation of two pipes from the clamp connection assembly;
fig. 4 shows a perspective view of the present invention;
fig. 5 shows an exploded perspective view of the present invention.
Reference numerals:
10 pipes, 101 connection ends, 102 annular grooves, 103 connection end faces, 104 proximal groove side faces, 105 annular grooves, 106 concave portions;
20 sealing rubber rings, 201 rubber gaskets and 202 plugging parts;
30 clamp band, 301 half-clamp band, 302 bolt, 303 annular flange, 304 inside face.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A fire service water supply pipe connection assembly as shown in fig. 1 and 5, comprises two pipes 10 and a clip connecting assembly for connecting the two pipes 10, the clip connecting assembly includes a sealing rubber ring 20 and a clip 30 which is sleeved outside the sealing rubber ring 20 and, in this embodiment, the clamp 30 is composed of two half-hoops 301, the two half-hoops 301 are locked together by bolts 302, the sealing rubber ring 20 is cylindrical, one end of each pipe 10 is a connecting end 101, the connection end 101 of one of the pipes is inserted into the packing rubber ring 20 from one end of the packing rubber ring 20, and the connection end 101 of the other pipe is inserted into the packing rubber ring 20 from the other end of the packing rubber ring 20, the outer circumferential surface of the connection end 101 of each pipe is provided with an annular groove 102, the two ends of the clamp 30 are respectively provided with an annular flange 303, and each annular flange 303 is respectively inserted into an annular groove 102;
a rubber gasket 201 for separating the connecting ends 101 of the two pipelines is arranged in the sealing rubber ring 20, the rubber gasket 201 surrounds the axis of the sealing rubber ring 20, the connecting ends 101 of the two pipelines are respectively arranged at two sides of the rubber gasket 201, and the end surface 103 of the connecting end of each pipeline is respectively abutted against the rubber gasket 201, in the embodiment, the sealing rubber ring and the rubber gasket are integrally formed;
in the annular groove 102 of each pipe, the groove side surface close to the end surface of the connection end is a proximal groove side surface 104, and the proximal groove side surface 104 is an inclined surface inclined from the groove bottom of the annular groove 102 to the end surface 103 of the connection end;
in each annular flange 303 of the clamp 30, the side facing the proximal groove side 104 of the inserted annular groove is an inner side 304, and the inner side 304 is parallel to and abuts against the proximal groove side 104, so that the two pipes approach each other in the process of inserting the two annular flanges into the respective corresponding annular grooves, and the end faces of the connecting ends of the pipes press the rubber gaskets, thereby increasing the sealing effect.
This technical scheme sets up the inclined plane cooperation through the annular flange with pegging graft with the annular slot, and two annular flanges insert the motion that two pipelines made mutual approaching respectively in-process of the annular slot that corresponds respectively, and make the terminal surface of the link of pipeline can extrude the rubber packing ring, by this in order to increase sealed effect. In addition, the annular flange and the annular groove which are inserted are arranged to be matched with each other in an inclined plane, so that the two pipelines can obtain spacing in the axis direction, and the sealing effect is prevented from being influenced by the displacement of the two pipelines which are relatively far away from each other in the axis direction in the conveying process of high-pressure water flow.
In this embodiment, in the process of inserting the annular flange into the annular groove, the more deeply the annular flange is inserted into the annular groove, the greater the pressing force of the end face of the connection end of the pipe against the rubber gasket is.
In this embodiment, each of the annular grooves has a cross-section in the shape of a right trapezoid, wherein a shorter bottom side of the right trapezoid is located at the bottom of the annular groove.
The rubber gasket 201 is annular.
Two sides of the rubber gasket 201 are respectively provided with an annular plugging part 202 which extends into the sealing rubber ring, each plugging part extends along the axis direction of the sealing rubber ring from one side of the rubber gasket to the direction far away from the rubber gasket, and each plugging part surrounds the axis of the sealing rubber ring;
the end surface 103 of the connecting end of each pipeline is respectively provided with an annular groove 105 for plugging the plugging part 202, and the annular groove 105 surrounds the axis of the pipeline 10;
the insertion portions 202 on both sides of the rubber packing are inserted into the annular grooves 105 of a pipe, respectively.
This technical scheme is through setting up the annular groove and filling in the portion of inserting in order to strengthen sealed effect in the annular groove.
The outer peripheral surface of the connection end 101 of each pipe is provided with a plurality of annular recesses 106, the recesses surround the axis of the pipe, and all the recesses 106 are distributed at intervals in the axial direction of the pipe 10 between the annular groove 102 and the end surface 103 of the connection end.
In this embodiment, all the recesses are arranged so that the insertion of the packing rubber ring into the connection end of the pipe is entirely within the packing rubber ring. The sealing rubber ring is flexible, and after the two half hoop rings are locked, the sealing rubber ring can be extruded and deformed to be locally sunk into the concave part, so that the sealing effect is improved.
Claims (4)
1. The utility model provides a fire control water supply pipe connects assembly quality, include two pipelines and be used for connecting the clamp coupling assembling of these two pipelines, this clamp coupling assembling includes sealing rubber circle and the clamp of cover outside sealing rubber circle, this sealing rubber circle is the cylinder, the one end of each pipeline is the link, the link of one of them pipeline inserts in the sealing rubber circle from the one end of sealing rubber circle, and the link of another pipeline inserts in the sealing rubber circle from the other end of sealing rubber circle, be equipped with annular groove on the outer peripheral face of the link of each pipeline, the both ends of this clamp have an annular flange respectively, each annular flange inserts an annular groove respectively, its characterized in that:
the sealing rubber ring is internally provided with a rubber gasket for separating the connecting ends of the two pipelines, and the end surface of the connecting end of each pipeline is respectively abutted against the rubber gasket;
in the annular groove of each pipeline, the side surface of the groove close to the end surface of the connecting end is a side surface of a near-end groove, and the side surface of the near-end groove is an inclined surface which inclines from the bottom of the annular groove to the end surface of the connecting end;
in each annular flange of the clip, the side surface facing the side surface of the proximal end groove of the inserted annular groove is an inner side surface which is parallel to and abuts against the side surface of the proximal end groove.
2. A fire service water supply pipe connection fitting as defined in claim 1, wherein: the rubber gasket is annular.
3. A fire service water supply pipe connection fitting as defined in claim 2, wherein:
two sides of the rubber gasket are respectively provided with an annular plugging part;
the end surface of the connecting end of each pipeline is respectively provided with an annular groove;
the plug-in parts at two sides of the rubber gasket are respectively plugged into an annular groove of a pipeline.
4. A fire service water supply pipe connection fitting as defined in claim 3, wherein:
the outer peripheral surface of the connecting end of each pipeline is provided with a plurality of annular concave parts, and all the concave parts are distributed between the annular groove and the end surface of the connecting end at intervals along the axial direction of the pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068820.9U CN210179108U (en) | 2019-07-09 | 2019-07-09 | Fire-fighting water supply pipeline connecting and assembling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921068820.9U CN210179108U (en) | 2019-07-09 | 2019-07-09 | Fire-fighting water supply pipeline connecting and assembling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210179108U true CN210179108U (en) | 2020-03-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921068820.9U Active CN210179108U (en) | 2019-07-09 | 2019-07-09 | Fire-fighting water supply pipeline connecting and assembling device |
Country Status (1)
| Country | Link |
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| CN (1) | CN210179108U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404948A (en) * | 2021-06-17 | 2021-09-17 | 广东华坤建设集团有限公司 | Spliced underwater immersed tube |
| CN113847480A (en) * | 2021-10-08 | 2021-12-28 | 赵洪运 | High-strength corrosion-resistant ocean engineering stainless steel thick-wall pipe |
| CN113914276A (en) * | 2021-11-05 | 2022-01-11 | 中国科学院南京地理与湖泊研究所 | Vehicle-mounted equipment for removing blue-green algae in shoal |
| CN114636027A (en) * | 2022-01-25 | 2022-06-17 | 深圳市市政工程总公司 | Pipe socket type butt joint installation method based on rubber ring |
-
2019
- 2019-07-09 CN CN201921068820.9U patent/CN210179108U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404948A (en) * | 2021-06-17 | 2021-09-17 | 广东华坤建设集团有限公司 | Spliced underwater immersed tube |
| CN113847480A (en) * | 2021-10-08 | 2021-12-28 | 赵洪运 | High-strength corrosion-resistant ocean engineering stainless steel thick-wall pipe |
| CN113914276A (en) * | 2021-11-05 | 2022-01-11 | 中国科学院南京地理与湖泊研究所 | Vehicle-mounted equipment for removing blue-green algae in shoal |
| CN114636027A (en) * | 2022-01-25 | 2022-06-17 | 深圳市市政工程总公司 | Pipe socket type butt joint installation method based on rubber ring |
| CN114636027B (en) * | 2022-01-25 | 2023-09-26 | 深圳市市政工程总公司 | Rubber ring-based pipe socket type butt joint installation method |
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