CN201723881U - Movable connecting pipe - Google Patents
Movable connecting pipe Download PDFInfo
- Publication number
- CN201723881U CN201723881U CN2010202203703U CN201020220370U CN201723881U CN 201723881 U CN201723881 U CN 201723881U CN 2010202203703 U CN2010202203703 U CN 2010202203703U CN 201020220370 U CN201020220370 U CN 201020220370U CN 201723881 U CN201723881 U CN 201723881U
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- tube body
- interior tube
- pipe body
- outer tube
- interior
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- Expired - Fee Related
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Abstract
The utility model provides a movable connecting pipe, belonging to the technical field of pipeline connection. The problem that the limit between the stub pipe of the conventional connecting pipes and a flexible connecting pipe is not stable is solved. The movable connecting pipe comprises an inner pipe body and an outer pipe body; the outer pipe body is sleeved at the outer side of the inner pipe body and can freely slide along an axle center with respect to the inner pipe body; a limiting mechanism for preventing the inner pipe body from rolling out the outer pipe body is arranged between the inner end of the inner pipe body and the outer pipe body; the outer end of the inner pipe body extends out from the outer pipe body; and a sealing structure is further arranged between the inner pipe body and the outer pipe body. The movable connecting pipe has the advantages of good sealability, stable limit and wide application range.
Description
Technical field
The utility model belongs to pipeline interconnection technique field, relates to a kind of adapter, particularly a kind of length-adjustable movable adapter.
Background technique
In water supply industry, traditional water meter is connected with water pipe, or being connected between pipeline and the pipeline, all is to adopt fixed straight tube usually, and this pipe fitting is generally steel pipe or cast iron tube.Because between water meter and the water pipe, therefore spacing between pipeline and the pipeline is relatively-stationary, need cut out length and be connected the connecting tube that spacing is complementary and connect, again owing to the extending amount of connecting tube is minimum, therefore the error rate when cutting is very little, to having relatively high expectations of cutting.In addition, also have the existence of stress when mounted, connect relatively difficulty, easily cause the damage of water meter or pipeline, cause taking place the leakage of medium.For this reason, people have designed the connecting tube of some adjustable lengths.
As its notice of authorization of Chinese patent disclosed a kind of " water meter stretch joiner " number is CN2270961Y, it comprises attaching nut and short tube, on short tube, be arranged with sleeve pipe nut and flexible connecting tube, be provided with seal washer between sleeve pipe nut and the flexible connecting tube, one end of flexible connecting tube spins mutually with sleeve pipe nut, and the other end has internal thread.Though this patent can realize regulating the purpose of whole joiner length, but there is not effective position-limit mechanism between short tube and the flexible connecting tube, only rely on seal washer to be compressed the back the circumferential clamping force of short tube is prevented separating of short tube and flexible connecting tube, obviously spacing very unstable.Simultaneously,, also need between short tube and the flexible connecting tube relative movement to take place, equally also have the danger that short tube and flexible connecting tube break away from along the axle center owing to need to regulate the entire length of whole joiner.
Summary of the invention
The purpose of this utility model is at the existing the problems referred to above of existing connecting tube, but and a kind of free adjustment length has been proposed, and the activity that interior tube body and outer tube body can not break away from is taken over.
The purpose of this utility model can realize by following technical proposal: a kind of movable adapter, it is characterized in that, comprise interior tube body and outer tube body, described outer tube body is set in the interior tube body outside and can be free to slide along the axle center with respect to interior tube body, be provided with between the inner of interior tube body and the outer tube body and prevent that interior tube body from skidding off the position-limit mechanism of outer tube body, outer tube body is stretched out in the outer end of interior tube body, also is provided with sealing configuration between described interior tube body and the outer tube body.
Utilize the slide relative between interior tube body and the outer tube body, stretch or shorten the entire length that this activity is taken over, connect required length to adapt to.The outer end of interior tube body is respectively applied for the movable pipeline of taking over two with the other end of outer tube body and is connected, and seals by sealing configuration.
In above-mentioned a kind of movable adapter, described position-limit mechanism comprises the socket that is arranged on the outer tube body two ends, and the inner of interior tube body is provided with outstanding laterally fixture block, and the internal diameter of above-mentioned socket is less than the external diameter of fixture block and greater than the external diameter of interior tube body.When interior tube body was free to slide with respect to outer tube body, the inner of interior tube body utilized fixture block to be stuck in all the time between two sockets at outer tube body two ends, prevents stretching transition and interior tube body is separated with outer tube body.
In above-mentioned a kind of movable the adapter, described sealing configuration comprises the seal groove that is opened on the outer tube body inwall, is provided with seal ring in the seal groove.Seal ring circumferentially is enclosed within on the interior tube body and seals, and it is spacing to rely on seal groove to carry out, and prevents that its slip with interior tube body from becoming flexible.
In above-mentioned a kind of movable the adapter, described sealing configuration comprises the seal groove that is opened on the interior tube body outer wall, is provided with seal ring in the seal groove.
In above-mentioned a kind of movable the adapter, the quantity of described seal groove and seal ring is two.
In above-mentioned a kind of movable the adapter, described seal groove is opened near on the socket inwall of interior tube body outer end.Seal ring is provided with near the interior tube body outer end, can bring into play the sealing of seal ring on the whole stretching travel of interior tube body to greatest extent.
In above-mentioned a kind of movable adapter, described fixture block and is in one-piece connection with interior tube body ringwise.Spacing more stable to interior tube body.
In above-mentioned a kind of movable the adapter, the outer end of described interior tube body is fixed with spigot, and the external diameter of spigot is greater than the internal diameter of socket.On the one hand spigot can prevent that the whole piece interior tube body is all in the indentation outer tube body; On the other hand, can offer internal thread or outside thread on spigot conveniently is connected with pipeline.
Compared with prior art, this activity is taken over and is made up of interior tube body and outer tube body, by the length that the slide relative of interior tube body and outer tube body comes in good time adjustment activity to take over, connects the needs of length with suitable difference.
Description of drawings
Fig. 1 is the sectional structure schematic representation that this activity is taken over.
Among the figure, 1, interior tube body; 11, spigot; 12, fixture block; 2, outer tube body; 21, socket; 22, seal groove; 22a, seal ring.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this activity is taken over and is comprised interior tube body 1 and outer tube body 2, and outer tube body 2 is set in interior tube body 1 outside, and can be free to slide along their axle center between the two.The inner of interior tube body 1 places in the outer tube body 2 and is fixed with the fixture block 12 of an annular, and fixture block 12 protrudes to interior tube body 1 outside.The outer end of interior tube body 1 is stretched out outer tube body 2 and is fixed with a spigot 11, offers internal thread on the spigot 11.In the present embodiment, spigot 11, fixture block 12 all are in one-piece connection with interior tube body 1 and are in the same place.
The two ends of outer tube body 2 are equipped with socket 21, and the internal diameter of socket 21 is less than the external diameter of fixture block 12 and greater than the external diameter of interior tube body 1, and the external diameter of above-mentioned spigot 11 is then greater than the internal diameter of socket 21.Offer internal thread in the socket 21 of outer tube body 2 left ends, then circumferentially offer two seal grooves 22 on the inwall of the socket 21 of outer tube body 2 right-hand members, be provided with " O " RunddichtringO 22a in the seal groove 22.
It generally is to be used for the pipeline connection of two separation together that this activity is taken over, and the socket 21 of outer tube body 2 left ends is connected with two pipelines on both sides respectively with the spigot 11 of interior tube body 1.When connection length does not match, can suitably interior tube body 1 and outer tube body 2 be stretched or promotion in opposite directions to both sides respectively, interior tube body 1 and outer tube body 2 slide, and adjust whole movable connecting pipe length, connect required length to adapt to, " O " RunddichtringO 22a seals in the sliding process.
The movable two ends of taking over all offer screw thread, conveniently are connected with the pipeline at two.In the connection procedure, interior tube body 1 and outer tube body 2 not only can be free to slide along the axle center, but also can rotate freely around the axle center.So, the movable two ends of taking over are when being connected with pipeline, and are unaffected mutually.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (9)
1. movable adapter, it is characterized in that, comprise interior tube body (1) and outer tube body (2), described outer tube body (2) is set in interior tube body (1) outside and can be free to slide along the axle center with respect to interior tube body (1), be provided with between the inner of interior tube body (1) and the outer tube body (2) and prevent that interior tube body (1) from skidding off the position-limit mechanism of outer tube body (2), outer tube body (2) is stretched out in the outer end of interior tube body (1), also is provided with sealing configuration between described interior tube body (1) and the outer tube body (2).
2. a kind of movable adapter according to claim 1, it is characterized in that, described position-limit mechanism comprises the socket (21) that is arranged on outer tube body (2) two ends, the inner of interior tube body (1) is provided with laterally outstanding fixture block (12), and the internal diameter of above-mentioned socket (21) is less than the external diameter of fixture block (12) and greater than the external diameter of interior tube body (1).
3. a kind of movable adapter according to claim 1 and 2 is characterized in that described sealing configuration comprises the seal groove (22) that is opened on outer tube body (2) inwall, is provided with seal ring (22a) in the seal groove (22).
4. a kind of movable adapter according to claim 1 and 2 is characterized in that described sealing configuration comprises the seal groove (22) that is opened on interior tube body (1) outer wall, is provided with seal ring (22a) in the seal groove (22).
5. a kind of movable adapter according to claim 3 is characterized in that the quantity of described seal groove (22) and seal ring (22a) is two.
6. a kind of movable adapter according to claim 4 is characterized in that the quantity of described seal groove (22) and seal ring (22a) is two.
7. a kind of movable adapter according to claim 3 is characterized in that described seal groove (22) is opened near on socket (21) inwall of interior tube body (1) outer end.
8. a kind of movable adapter according to claim 2 is characterized in that, described fixture block (12) and is in one-piece connection with interior tube body (1) ringwise.
9. a kind of movable adapter according to claim 2 is characterized in that the outer end of described interior tube body (1) is fixed with spigot (11), and the external diameter of spigot (11) is greater than the internal diameter of socket (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202203703U CN201723881U (en) | 2010-06-09 | 2010-06-09 | Movable connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202203703U CN201723881U (en) | 2010-06-09 | 2010-06-09 | Movable connecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201723881U true CN201723881U (en) | 2011-01-26 |
Family
ID=43492212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202203703U Expired - Fee Related CN201723881U (en) | 2010-06-09 | 2010-06-09 | Movable connecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201723881U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107650A (en) * | 2015-09-17 | 2015-12-02 | 湖州织里华宁园艺工程有限公司 | Gardening water spraying device convenient to adjust |
| CN105104111A (en) * | 2015-09-17 | 2015-12-02 | 湖州织里华宁园艺工程有限公司 | Height-adjustable water sprayer for gardening |
| CN106678469A (en) * | 2017-02-28 | 2017-05-17 | 曾广新 | Extending-and-contracting connection pipe |
| CN107505111A (en) * | 2017-08-29 | 2017-12-22 | 大连理工大学 | The marine environment compatibility test device of large-tonnage FLNG boat-carrying compressor models |
| WO2018157270A1 (en) * | 2017-02-28 | 2018-09-07 | 曾广新 | Telescopic connecting pipe |
| CN109357094A (en) * | 2018-11-22 | 2019-02-19 | 中国电子科技集团公司第三十八研究所 | A kind of trailing type coolant liquid conveying device |
| CN110214707A (en) * | 2019-06-05 | 2019-09-10 | 中原工学院 | Large-scale pig farm intelligence fecal collecting device |
| CN110478958A (en) * | 2019-07-31 | 2019-11-22 | 沈阳炳恒科技有限公司 | A kind of duct type sewage filter device |
| CN112412348A (en) * | 2020-10-29 | 2021-02-26 | 四川宏华石油设备有限公司 | High-pressure manifold telescopic rotary nipple |
-
2010
- 2010-06-09 CN CN2010202203703U patent/CN201723881U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107650A (en) * | 2015-09-17 | 2015-12-02 | 湖州织里华宁园艺工程有限公司 | Gardening water spraying device convenient to adjust |
| CN105104111A (en) * | 2015-09-17 | 2015-12-02 | 湖州织里华宁园艺工程有限公司 | Height-adjustable water sprayer for gardening |
| CN106678469A (en) * | 2017-02-28 | 2017-05-17 | 曾广新 | Extending-and-contracting connection pipe |
| WO2018157270A1 (en) * | 2017-02-28 | 2018-09-07 | 曾广新 | Telescopic connecting pipe |
| CN107505111A (en) * | 2017-08-29 | 2017-12-22 | 大连理工大学 | The marine environment compatibility test device of large-tonnage FLNG boat-carrying compressor models |
| CN109357094A (en) * | 2018-11-22 | 2019-02-19 | 中国电子科技集团公司第三十八研究所 | A kind of trailing type coolant liquid conveying device |
| CN110214707A (en) * | 2019-06-05 | 2019-09-10 | 中原工学院 | Large-scale pig farm intelligence fecal collecting device |
| CN110478958A (en) * | 2019-07-31 | 2019-11-22 | 沈阳炳恒科技有限公司 | A kind of duct type sewage filter device |
| CN112412348A (en) * | 2020-10-29 | 2021-02-26 | 四川宏华石油设备有限公司 | High-pressure manifold telescopic rotary nipple |
| CN112412348B (en) * | 2020-10-29 | 2022-07-05 | 四川宏华石油设备有限公司 | High-pressure manifold telescopic rotary nipple |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20130609 |