CN203384549U - Reducing tee pipe joint - Google Patents
Reducing tee pipe joint Download PDFInfo
- Publication number
- CN203384549U CN203384549U CN201320434338.9U CN201320434338U CN203384549U CN 203384549 U CN203384549 U CN 203384549U CN 201320434338 U CN201320434338 U CN 201320434338U CN 203384549 U CN203384549 U CN 203384549U
- Authority
- CN
- China
- Prior art keywords
- insertion pipe
- pipe
- plug
- groove
- seal ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a reducing tee pipe joint. The reducing tee pipe joint comprises a T-shaped pipe body composed of a first plug-in pipe, a second plug-in pipe and a third plug-in pipe which are communicated with one another; the inside diameter of the first plug-in pipe is larger than that of the second plug-in pipe; the inside diameter of the second plug-in pipe is larger than that of the third plug-in pipe; the second plug-in pipe and the third plug-in pipe are in the same straight line; the first plug-in pipe is respectively perpendicular to the second plug-in pipe and the third plug-in pipe; a first groove and a second groove are formed in the first plug-in pipe; a seal ring with an N-shaped cross section is embedded in the first groove; a first annular groove and a second annular groove are respectively formed in the two sides of the seal ring; a rubber clamping ring is clamped inside the second groove. The reducing tee pipe joint is firm in connection, good in air tightness, convenient to assemble, and relatively low in production cost.
Description
Technical field
The utility model relates to the pipe joint technical field, especially relates to a kind of reducingreduce tee.
Background technique
Pipe joint is the connecting element between pipeline, it is tight and firm for pipeline is connected, general hinge screw thread or the groove opened in the end of pipe joint, in order to be connected with pipeline thread or groove, existing pipe joint connects firm not, and sealing is poor, and the pipeline that can not be applicable to high-pressure liquid connects, and assembling is inconvenient, cost of production is higher.
Summary of the invention
The deficiency existed for above-mentioned prior art, the purpose of this utility model will provide a kind of and be connected firmly, the reducingreduce tee of good airproof performance, and it is easy to assembly, and cost of production is lower.
To achieve these goals, the technological scheme that the utility model adopts is:
A kind of reducingreduce tee, comprise by the first insertion pipe, the "T"-shaped pipeline body that the second insertion pipe and the 3rd insertion pipe form, the first insertion pipe, the second insertion pipe and the 3rd insertion pipe are interconnected, the internal diameter of the first insertion pipe is greater than the internal diameter of the second insertion pipe, the internal diameter of the second insertion pipe is greater than the internal diameter of the 3rd insertion pipe, the second insertion pipe and the 3rd insertion pipe are on same straight line, described the first insertion pipe is vertical with the 3rd insertion pipe with the second insertion pipe respectively, described the first insertion pipe is provided with the first groove and the second groove, be embedded with the seal ring that cross section is " N " shape in described the first groove, the both sides of described seal ring are respectively equipped with the first circular groove and the second circular groove, be arranged with the rubber collar in described the second groove.
Wherein, be arranged with respectively round section joint ring on described the second insertion pipe He on described the 3rd insertion pipe.Described the first insertion pipe is provided with some helical teeth rings, and the external diameter of described helical teeth ring is reduced outward gradually by inner end.The true dip direction of the outside hypotenuse of described seal ring is consistent with the true dip direction of described helical teeth ring.Described the first circular groove becomes " V " shape with the cross section of described the second circular groove.The corner joint of described the first insertion pipe and described the second insertion pipe is provided with lead angle, and the corner joint of described the first insertion pipe and described the 3rd insertion pipe is provided with lead angle.
After adopting technique scheme, the advantage that compared to the prior art the utility model had is:
Reducingreduce tee described in the utility model, the first insertion pipe of footpath maximum is provided with the first groove and the second groove within it, be embedded with the seal ring that cross section is " N " shape in the first groove, the both sides that this cross section is the seal ring of " N " shape are respectively equipped with circular groove, by the first insertion pipe outer end is the first circular groove, by the first insertion pipe inner end is the second circular groove, when the first insertion pipe is inserted in pipeline, the inwall of pipeline pushes described seal ring, seal ring lateral extrusion power and axial friction, make the second circular groove of described seal ring inwardly close up, the first circular groove of described seal ring a little outwards opens, it is connected firmly, good airproof performance, be arranged with the rubber collar in the second groove, the rubber collar coordinates with pipeline, can play the cushion bumper effect, easy to assembly, cost of production is lower.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Fig. 1: structural representation of the present utility model.
Fig. 2 is the local structure for amplifying schematic diagram in A place in Fig. 1.
In figure, 1: the first insertion pipe; 2: the second insertion pipes; 3: the three insertion pipes; 4: round section joint ring; 11: the helical teeth ring; 12: the first grooves; 13: seal ring; 14: the rubber collar; 15: the second grooves; 131: the first circular grooves; 132: the second circular grooves.
Embodiment
The following stated is only preferred embodiment of the present utility model, does not therefore limit protection domain of the present utility model.
Embodiment, see shown in Fig. 1 to Fig. 2: a kind of reducingreduce tee, comprise by the first insertion pipe 1, the "T"-shaped pipeline body that the second insertion pipe 2 and the 3rd insertion pipe 3 form, the first insertion pipe 1, the second insertion pipe 2 and the 3rd insertion pipe 3 are interconnected, the internal diameter of the first insertion pipe 1 is greater than the internal diameter of the second insertion pipe 2, the internal diameter of the second insertion pipe 2 is greater than the internal diameter of the 3rd insertion pipe 3, the internal diameter of the first insertion pipe 1 is 15mm, the internal diameter of the second insertion pipe 2 is 12mm, the internal diameter of the 3rd insertion pipe 3 is 8mm, the first insertion pipe 1, the pipe thickness of the second insertion pipe 2 and the 3rd insertion pipe 3 is identical, the second insertion pipe 2 and the 3rd insertion pipe 3 are on same straight line, the first insertion pipe 1 is vertical with the 3rd insertion pipe 3 with the second insertion pipe 2 respectively, the first insertion pipe 1 is provided with the first groove 12 and the second groove 15, be embedded with the seal ring 13 that cross section is " N " shape in the first groove 12, the both sides of seal ring 13 are respectively equipped with the first circular groove 131 and the second circular groove 132, by the first insertion pipe 1 outer end is the first circular groove 131, by the first insertion pipe 1 inner end is the second circular groove 132, when the first insertion pipe 1 is inserted in pipeline, the inwall of pipeline pushes described seal ring 13, seal ring 13 lateral extrusion power and axial frictions, make the second circular groove 132 of described seal ring 13 inwardly close up, the first circular groove 131 of described seal ring 13 a little outwards opens, it is connected firmly, good airproof performance, be arranged with rubber collar 14 in the second groove 15, rubber collar 14 coordinates with pipeline, can play the cushion bumper effect, easy to assembly, cost of production is lower.
Be arranged with respectively round section joint ring 4 on the second insertion pipe 2 He on the 3rd insertion pipe 3.The first insertion pipe 1 is provided with some helical teeth rings 11, and the external diameter of helical teeth ring 11 is reduced outward gradually by inner end, and the true dip direction of the outside hypotenuse of seal ring 13 is consistent with the true dip direction of helical teeth ring 11, is convenient to peg graft with pipeline.The first circular groove 131 becomes " V " shape with the cross section of the second circular groove 132.The corner joint of the first insertion pipe 1 and the second insertion pipe 2 is provided with lead angle, and described the first insertion pipe 1 is provided with lead angle with the corner joint of described the 3rd insertion pipe 3.
Claims (6)
1. a reducingreduce tee, comprise by the first insertion pipe (1), the "T"-shaped pipeline body that the second insertion pipe (2) and the 3rd insertion pipe (3) form, the first insertion pipe (1), the second insertion pipe (2) and the 3rd insertion pipe (3) are interconnected, it is characterized in that: the internal diameter of the first insertion pipe (1) is greater than the internal diameter of the second insertion pipe (2), the internal diameter of the second insertion pipe (2) is greater than the internal diameter of the 3rd insertion pipe (3), the second insertion pipe (2) and the 3rd insertion pipe (3) are on same straight line, described the first insertion pipe (1) is vertical with the 3rd insertion pipe (3) with the second insertion pipe (2) respectively, described the first insertion pipe (1) is provided with the first groove (12) and the second groove (15), be embedded with the seal ring (13) that cross section is " N " shape in described the first groove (12), the both sides of described seal ring (13) are respectively equipped with the first circular groove (131) and the second circular groove (132), be arranged with rubber collar (14) in described the second groove (15).
2. reducingreduce tee according to claim 1, is characterized in that: on described the second insertion pipe (2) and on described the 3rd insertion pipe (3), be arranged with respectively round section joint ring (4).
3. reducingreduce tee according to claim 1, it is characterized in that: described the first insertion pipe (1) is provided with some helical teeth rings (11), and the external diameter of described helical teeth ring (11) is reduced outward gradually by inner end.
4. reducingreduce tee according to claim 3, it is characterized in that: the true dip direction of the outside hypotenuse of described seal ring (13) is consistent with the true dip direction of described helical teeth ring (11).
5. reducingreduce tee according to claim 1, it is characterized in that: the cross section of described the first circular groove (131) and described the second circular groove (132) becomes " V " shape.
6. reducingreduce tee according to claim 1, it is characterized in that: described the first insertion pipe (1) is provided with lead angle with the corner joint of described the second insertion pipe (2), and described the first insertion pipe (1) is provided with lead angle with the corner joint of described the 3rd insertion pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320434338.9U CN203384549U (en) | 2013-07-22 | 2013-07-22 | Reducing tee pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320434338.9U CN203384549U (en) | 2013-07-22 | 2013-07-22 | Reducing tee pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384549U true CN203384549U (en) | 2014-01-08 |
Family
ID=49873037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320434338.9U Expired - Fee Related CN203384549U (en) | 2013-07-22 | 2013-07-22 | Reducing tee pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939696A (en) * | 2014-04-15 | 2014-07-23 | 傅国勤 | Expansion coupling tee joint |
-
2013
- 2013-07-22 CN CN201320434338.9U patent/CN203384549U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939696A (en) * | 2014-04-15 | 2014-07-23 | 傅国勤 | Expansion coupling tee joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20140722 |
|
| EXPY | Termination of patent right or utility model |