CN206861116U - Pipeline extension is plugged into external member - Google Patents
Pipeline extension is plugged into external member Download PDFInfo
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- CN206861116U CN206861116U CN201720562046.1U CN201720562046U CN206861116U CN 206861116 U CN206861116 U CN 206861116U CN 201720562046 U CN201720562046 U CN 201720562046U CN 206861116 U CN206861116 U CN 206861116U
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- interval
- retaining wall
- snap ring
- thread
- ring
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Abstract
Plugged into external member the utility model discloses a kind of pipeline extension, including coat body, first movable snap ring and the first thread-locking ring, the coat body is in a tubular form, including first interval and second interval, the internal diameter of the first interval is less than the internal diameter of second interval, the first interval is threadedly coupled with the first thread-locking ring, the first interval has the first noumenon retaining wall of annular, first thread-locking ring has the first locking member retaining wall of annular, the first noumenon retaining wall and the first locking member retaining wall form angle, first movable snap ring abuts with the first noumenon retaining wall and the first locking member retaining wall simultaneously, first movable snap ring can radially be stretched, contracting change.Due to internal diameter different first interval and second interval, pipeline extension external member both ends of plugging into are enable to connect the stereoplasm tube of different-diameter respectively, so that the stereoplasm tube of pipe with small pipe diameter can play the telescoping tube function of adjusting overall length at any time in the stereoplasm tube of partial insertion Large Diameter Pipeline.
Description
Technical field
Pipe joint technical field is the utility model is related to, more particularly to a kind of pipeline extension is plugged into external member.
Background technology
A kind of flexible water pipe described in Chinese Patent Application No. 201520510936.9, including outer tube and removable grafting
In the inner tube of the outer tube, the inner tube include with the sliding part of inner tube interference fit, middle part connecting portion and with the outer tube
Head of the same size, the outer tube have leading section and rearward end, and the leading section is extended with for limiting cunning to its inside pipe wall
Dynamic portion departs from the limiting section of inner tube, and the sliding part of the inner tube is provided with the opening position that middle part connecting portion is connected matches somebody with somebody with the limiting section
The blocking part of conjunction, two sealing rings are provided between the sliding part and the inside pipe wall of the inner tube.Existing telescoping tube is mostly using such as
Upper described connection modes, but because inner pipe end needs to form the sliding part of interference fit, and the limiting section of outer tube can not
Inside, it is molded in advance before outer tube is plugged into, otherwise inner tube can not be inserted.Above mentioned problem causes the flexible water pipe to be only capable of with semi-finished product pin
Sell, first insert inner tube during use, then also need to coordinate other equipment to tighten up the port of outer tube, be allowed to form limiting section.
Such connecting structure often occurs during pipeline construction, and extra port tightens up procedure of processing and causes it as telescoping tube
Convenience substantially reduce, it is difficult to obtain customer acceptance.
Utility model content
The utility model provides a kind of pipeline extension and plugged into external member, can make the stereoplasm tube of different tube diameters real by the external member
It is existing direct-connected, so that the stereoplasm tube of pipe with small pipe diameter can play and adjust overall length at any time in the stereoplasm tube of partial insertion Large Diameter Pipeline
Telescoping tube function.The structure is convenient and reliable, can substantially reduce the working strength in pipeline connection engineering, improve efficiency of construction.
Pipeline extension is plugged into external member, including coat body, the first movable snap ring and the first thread-locking ring, the overcoat sheet
In a tubular form, including first interval and second interval, the internal diameter of the first interval are less than the internal diameter of second interval to body, and described first
Section is threadedly coupled with the first thread-locking ring, and the first interval has the first noumenon retaining wall of annular, first screw thread
Retaining ring has the first locking member retaining wall of annular, and the first noumenon retaining wall and the first locking member retaining wall form angle theta, described
First movable snap ring abuts with the first noumenon retaining wall and the first locking member retaining wall simultaneously, and first movable snap ring can be radially
Stretch, change of contracting.Movable snap ring is to refer to produce the component radially stretched, contracted along coat body to a certain extent, as turn,
Ring strung with becket jaggy, by hollow bead and soft rope etc., it might even be possible to be the ball of more annular arrangements.
Further, pipeline extension external member of plugging into also includes the second movable snap ring and the second thread-locking ring, and described
Two sections have the second body retaining wall of annular, and second thread-locking ring has the second locking member retaining wall of annular, described
Second body retaining wall and the second locking member retaining wall form angle γ, second movable snap ring simultaneously with the second body retaining wall and the
Two locking member retaining walls abut, and second movable snap ring can radially be stretched, change of contracting.
Further, the transition position of the first interval and second interval is provided with limited step.
Further, pipeline extension external member of plugging into also includes the 3rd movable snap ring, and the inwall of the second interval is provided with
Annular groove, the annular groove include left snap ring retaining wall, right snap ring retaining wall and at least different vallecular cavity of two-stage internal diameter, included respectively
First order vallecular cavity and second level vallecular cavity, the first order vallecular cavity have the first bottom wall, and the second level vallecular cavity has the second bottom wall,
The first order vallecular cavity is located at the left side of second level vallecular cavity, and the left snap ring retaining wall is connected with the left end of the first bottom wall, the right side
Snap ring retaining wall is connected with the right-hand member of the second bottom wall, and the 3rd movable snap ring is placed in annular groove, the 3rd movable snap ring energy
Radially stretch, change of contracting, the distance of the inwall of second bottom wall and second interval is H, first bottom wall and second interval
The distance of inwall be h, meet：H ＞ h.Also include the 3rd thread-locking ring, the second interval and the 3rd thread-locking ring spiral shell
Line is connected, and the annular groove is made up of second interval and the 3rd thread-locking ring split.
Pipeline extension described in the utility model external member of plugging into also includes sealing ring, and the inwall of the coat body is provided with for close
The groove of seal insertion.
Pipeline extension disclosed in the utility model is plugged into external member, and it has the different first intervals and second interval of internal diameter,
Its both ends is set to connect the stereoplasm tube of different-diameter respectively, so that the stereoplasm tube of pipe with small pipe diameter is capable of partial insertion Large Diameter Pipeline
In stereoplasm tube, the telescoping tube function of adjusting overall length at any time is played.The structure is convenient and reliable, can substantially reduce pipeline connection work
Working strength in journey, improve efficiency of construction.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described.Obviously, described accompanying drawing is part of the embodiment of the present utility model, rather than entirely
Portion's embodiment, those skilled in the art on the premise of not paying creative work, can also obtain it according to these accompanying drawings
His design and accompanying drawing.
Fig. 1 is that the pipeline extension is plugged into the structural representation of external member embodiment 1；
Fig. 2 is that the pipeline extension is plugged into the use state diagram of external member embodiment 1；
Fig. 3 is that the pipeline extension is plugged into the structural representation of external member embodiment 3.
Embodiment
Design, concrete structure and caused technique effect of the present utility model are carried out below with reference to embodiment and accompanying drawing
Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is part of the embodiment of the present utility model, rather than whole embodiments, based on embodiment of the present utility model, the skill of this area
The other embodiment that art personnel are obtained on the premise of not paying creative work, belong to the model of the utility model protection
Enclose.In addition, all connection/annexations being previously mentioned in text, not singly refer to component and directly connect, and refer to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, to form more excellent draw bail.Each technology in the invention is special
Sign, can be with combination of interactions on the premise of not conflicting conflict.
Embodiment 1：The external member as shown in figure 1, a kind of pipeline extension is plugged into, including coat body 1, the first movable snap ring 21,
First thread-locking ring 22, the second movable snap ring 31, the second thread-locking ring 32 and sealing ring 4, the coat body 1 is in pipe
Shape, including the first interval 11 on right side and the second interval 12 in left side, the internal diameter of the first interval 11 are less than second interval 12
Internal diameter, the first interval 11 is threadedly coupled with the first thread-locking ring 22, and the first interval 11 has the first of annular
Body retaining wall 111, first thread-locking ring 22 have the first locking member retaining wall 221 of annular, the first noumenon retaining wall
111 and first locking member retaining wall 221 formed angle theta, first movable snap ring 21 simultaneously with the first noumenon retaining wall 111 and first
Locking member retaining wall 221 abuts, and first movable snap ring 21 can radially be stretched, change of contracting, and the second interval 12 has annular
The second body retaining wall 121, second thread-locking ring 32 have annular the second locking member retaining wall 321, described second
The locking member retaining wall 321 of body retaining wall 121 and second formed angle γ, second movable snap ring 31 simultaneously with the second body retaining wall
121 and second locking member retaining wall 321 abut, second movable snap ring 31 can radially be stretched, change of contracting, the first interval 11 with
The transition position of second interval 12 is provided with limited step 13, and the inwall of the coat body 1 is provided with the groove being embedded in for sealing ring 4.
Movable snap ring is to refer to produce the component stretched, contracted along the radial direction of coat body 1 to a certain extent, such as turn, with jagged
Becket, the ring that is strung by hollow bead and soft rope etc., it might even be possible to be the ball of more annular arrangements.
As shown in Fig. 2 the first interval 11 of the present embodiment can be socketed with pipe with small pipe diameter stereoplasm tube 5 and realize sealing, second
Section 12 can be socketed with Large Diameter Pipeline stereoplasm tube 6 and realize sealing.First twisting the second thread-locking ring 32 makes itself and second interval
12 are unclamped, and through the second thread-locking ring 32 and the second movable snap ring 31 and Large Diameter Pipeline stereoplasm tube 6 then is inserted into coat body
1, until Large Diameter Pipeline stereoplasm tube 6 is limited step 13 and stopped；Then the second thread-locking ring 32 is tightened with second interval 12,
During tightening, the second body retaining wall 121 and the second locking member retaining wall 321 can gradually be drawn close, what is clamped jointly
By the radially interior extruding of the second movable snap ring 31 under effect so that the second movable snap ring 31 is finally tightly bound round in Large Diameter Pipeline stereoplasm tube
On 6 outer wall, the relative locking between Large Diameter Pipeline stereoplasm tube 6 and coat body 1 is realized.In the same way, the firstth area is utilized
Between the 11, first movable snap ring 21 and the first thread-locking ring 22 realize control to pipe with small pipe diameter stereoplasm tube 5 jointly.Work as first interval
11 and first thread-locking ring 22 when unclamping, pipe with small pipe diameter stereoplasm tube 5 can adjust insertion depth, form stretching structure；In length
After adjustment terminates, the thread-locking ring 22 of first interval 11 and first is tightened again, you can realizes locking.
Embodiment 2：The distinctive points of itself and embodiment 1 are that pipeline extension external member of plugging into only includes coat body, first lived
Dynamic snap ring, the first thread-locking ring and sealing ring, its second interval directly by modes such as welding, are consolidated with the stereoplasm tube of Large Diameter Pipeline
Fixed connection.
Embodiment 3：As shown in figure 3, as another preferred embodiment, pipeline extension external member of plugging into also includes
3rd movable snap ring 51, the inwall of the second interval 12 are provided with annular groove 52, and the annular groove 52 includes left snap ring retaining wall, the right side
Snap ring retaining wall and at least different vallecular cavity of two-stage internal diameter, respectively including first order vallecular cavity and second level vallecular cavity, the first order
Vallecular cavity has the first bottom wall, and the second level vallecular cavity has the second bottom wall, and the first order vallecular cavity is located at a left side for second level vallecular cavity
Side, the left snap ring retaining wall are connected with the left end of the first bottom wall, and the right snap ring retaining wall is connected with the right-hand member of the second bottom wall, described
3rd movable snap ring 51 is placed in annular groove 52, and the 3rd movable snap ring 51 can radially be stretched, change of contracting, second bottom wall
Distance with the inwall of second interval is H, and the distance of the inwall of first bottom wall and second interval is h, is met：H ＞ h.
As further preferred embodiment, including the 3rd thread-locking ring, the screw thread of second interval 12 and the 3rd
Retaining ring is threadedly coupled, and the annular groove 52 is made up of second interval 12 and the 3rd thread-locking ring split.
Better embodiment of the present utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make a variety of equivalent changes on the premise of without prejudice to the utility model spirit
Type or replacement, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (6)
- The external member 1. pipeline extension is plugged into, it is characterised in that：Including coat body, the first movable snap ring and the first thread-locking ring, In a tubular form, including first interval and second interval, the internal diameter of the first interval are less than the interior of second interval to the coat body Footpath, the first interval are threadedly coupled with the first thread-locking ring, and the first interval has the first noumenon retaining wall of annular, institute Stating the first thread-locking ring has the first locking member retaining wall of annular, and the first noumenon retaining wall is formed with the first locking member retaining wall Angle theta, first movable snap ring abut with the first noumenon retaining wall and the first locking member retaining wall simultaneously, first movable snap ring Can radially it stretch, change of contracting.
- The external member 2. pipeline extension according to claim 1 is plugged into, it is characterised in that：Also include the second movable snap ring and second Thread-locking ring, the second interval are threadedly coupled with the second thread-locking ring, and the second interval has second of annular Body retaining wall, second thread-locking ring have the second locking member retaining wall of annular, the second body retaining wall and the second locking Part retaining wall forms angle γ, and second movable snap ring abuts with the second body retaining wall and the second locking member retaining wall simultaneously, described Second movable snap ring can radially be stretched, change of contracting.
- The external member 3. pipeline extension according to claim 2 is plugged into, it is characterised in that：The first interval and second interval Transition position is provided with limited step.
- The external member 4. pipeline extension according to claim 1 is plugged into, it is characterised in that：Also include the 3rd movable snap ring, it is described The inwall of second interval is provided with annular groove, and the annular groove includes left snap ring retaining wall, right snap ring retaining wall and at least two-stage internal diameter Different vallecular cavities, respectively including first order vallecular cavity and second level vallecular cavity, the first order vallecular cavity has the first bottom wall, and described second Level vallecular cavity has the second bottom wall, and the first order vallecular cavity is located at the left side of second level vallecular cavity, the left snap ring retaining wall and the first bottom The left end connection of wall, the right snap ring retaining wall are connected with the right-hand member of the second bottom wall, and the 3rd movable snap ring is placed in annular groove, 3rd movable snap ring can radially be stretched, change of contracting, and the distance of the inwall of second bottom wall and second interval is H, described The distance of first bottom wall and the inwall of second interval is h, is met：H ＞ h.
- The external member 5. pipeline extension according to claim 4 is plugged into, it is characterised in that：Also include the 3rd thread-locking ring, institute State second interval to be threadedly coupled with the 3rd thread-locking ring, the annular groove is by second interval and the 3rd thread-locking ring split group Into.
- The external member 6. pipeline extension according to any one of Claims 1 to 5 is plugged into, it is characterised in that：Also include sealing ring, institute The inwall for stating coat body is provided with the groove being embedded in for sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562046.1U CN206861116U (en) | 2017-05-18 | 2017-05-18 | Pipeline extension is plugged into external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562046.1U CN206861116U (en) | 2017-05-18 | 2017-05-18 | Pipeline extension is plugged into external member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206861116U true CN206861116U (en) | 2018-01-09 |
Family
ID=60824592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720562046.1U Active CN206861116U (en) | 2017-05-18 | 2017-05-18 | Pipeline extension is plugged into external member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206861116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107751A (en) * | 2019-04-28 | 2019-08-09 | 温州市兴海市政建设有限公司 | Building water supply pipeline preventing water leakage connection structure |
-
2017
- 2017-05-18 CN CN201720562046.1U patent/CN206861116U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107751A (en) * | 2019-04-28 | 2019-08-09 | 温州市兴海市政建设有限公司 | Building water supply pipeline preventing water leakage connection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180213 Address after: 528216 Guangdong city of Foshan Province Nanhai District Danzao Town Stone Village before Lianshi Development Zone Zhang Shengqiang plant No. 2 (home declaration) Patentee after: Foshan Yi Lianjie Pipeline Technology Co. Ltd. Address before: No. 13, Lanshi village, twenty-three lane, Chancheng District, Foshan, Guangdong Patentee before: Pan Rujin |
|
| TR01 | Transfer of patent right |