CN112161129A - Connection structure of unequal-diameter PVC (polyvinyl chloride) pipes - Google Patents
Connection structure of unequal-diameter PVC (polyvinyl chloride) pipes Download PDFInfo
- Publication number
- CN112161129A CN112161129A CN202010995415.2A CN202010995415A CN112161129A CN 112161129 A CN112161129 A CN 112161129A CN 202010995415 A CN202010995415 A CN 202010995415A CN 112161129 A CN112161129 A CN 112161129A
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- Prior art keywords
- flaring
- side wall
- small
- pvc pipe
- unequal
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/14—Joints for pipes of different diameters or cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
- F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/24—Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a connecting structure of unequal-diameter PVC pipes, which comprises an outer cylinder, wherein a large channel and a small channel are arranged in the outer cylinder, a first round table is formed at the joint of the large channel and the small channel, an inner connecting cylinder is arranged in the large channel of the outer cylinder, the outer side wall of the inner connecting cylinder is connected with the outer cylinder through a bolt, an inner flow channel is arranged in the inner connecting cylinder, a large flaring and a small flaring which are communicated with the inner flow channel are respectively arranged at two ends of the inner connecting cylinder, a second round table and a third round table are respectively formed between the large flaring and the small flaring and the outer side wall of the inner connecting cylinder, and the third round table is in contact with the surface of the first round table; the large channel and the small channel of the outer cylinder and the outer side wall of the large flaring and the small flaring of the inner connecting cylinder form a gap for butt joint of pipes with different diameters, the connection is stable, the installation is convenient, the connection of the pipes with different diameters can be adapted, the flow rate is reduced by utilizing the large flaring and the small flaring, the impact on the pipes is reduced, and the service life of the pipes is prolonged.
Description
Technical Field
The invention relates to the technical field of pipeline connection, in particular to a connection structure of unequal-diameter PVC pipes.
Background
In the drainage system that PVC pipe is used for the building more, the connecting piece of current PVC pipe all is connected the tubular product of same diameter, and two tubular products that correspond different diameters are connected and just are not being suitable for, consequently need provide one kind and can be suitable for the connecting piece of different diameter tubular products urgently.
Disclosure of Invention
The invention mainly aims to provide a connecting structure of unequal-diameter PVC pipes, which is stable in connection, convenient to install, capable of adapting to connection of pipes with different diameters, reducing flow velocity by using large flaring openings and small flaring openings, reducing impact on the pipes, prolonging service life of the pipes and effectively solving the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a connection structure of inequilateral PVC pipe, includes the outer cylinder, be equipped with the macrochannel in the outer cylinder and the microchannel and macrochannel and the microchannel junction form round platform one, the outer cylinder is located the macrochannel and installs the internal connection section of thick bamboo, the lateral wall of internal connection section of thick bamboo passes through the bolt and is connected with the outer cylinder, the inside internal flow that is equipped with of internal connection section of thick bamboo, the both ends of internal connection section of thick bamboo are equipped with big flaring and the little flaring that communicates with the internal flow respectively, big flaring and little flaring form round platform two and round platform three respectively with between the internal connection section of thick bamboo lateral wall, round platform three sets up with a surface contact of round platform.
Preferably, the distance between the outer side wall of the large flaring and the inner side wall of the large channel is consistent with the wall thickness of the PVC pipe with the large pipe diameter, and the distance between the outer side wall of the small flaring and the inner side wall of the small channel is consistent with the wall thickness of the PVC pipe with the small pipe diameter.
Preferably, the outer side wall of the large flaring is provided with a first sawtooth groove, and the outer side wall of the small flaring is provided with a second sawtooth groove.
Preferably, the outer side wall of the inner connecting cylinder is provided with a first threaded hole corresponding to the bolt at equal intervals in a ring shape, the side wall of the outer cylinder is provided with a second threaded hole and an embedded groove at equal intervals in a ring shape, the second threaded hole and the embedded groove are correspondingly connected with the bolt, and the embedded groove is communicated with the second threaded hole.
Preferably, the end face of the first round platform is provided with symmetrically arranged positioning grooves, and the end face of the third round platform is provided with positioning blocks correspondingly arranged with the positioning grooves.
Preferably, the side wall of the inner flow passage is provided with an annular groove, and a filter piece is embedded and connected in the annular groove.
Preferably, filter piece includes filter screen and rubber circle, embedding fixed connection steel ring in the rubber circle, the lateral wall and the steel ring fixed connection of filter screen, the rubber circle is embedded into the ring channel.
Preferably, the number of the filter elements is three.
Compared with the prior art, the invention has the following beneficial effects: the large channel and the small channel of the outer cylinder and the outer side wall of the large flaring and the small flaring of the inner connecting cylinder form a gap for butt joint of pipes with different diameters, the connection is stable, the installation is convenient, the connection of the pipes with different diameters can be adapted, the flow rate is reduced by utilizing the large flaring and the small flaring, the impact on the pipes is reduced, and the service life of the pipes is prolonged.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of an outer cylinder of the present invention;
FIG. 3 is a cross-sectional view of the inner hub of the present invention;
FIG. 4 is a schematic cross-sectional view of a filter element of the present invention;
FIG. 5 is a schematic view of the connection of the integral structure of the present invention with a PVC pipe.
In the figure: 1. an outer cylinder; 101. a large channel; 102. a small channel; 103. a first round table; 104. a second threaded hole; 105. a groove is embedded; 106. positioning a groove; 2. an internal connection cylinder; 201. an inner flow passage; 202. large flaring; 203. a small flaring; 204. a second round table; 205. a third round table; 206. a first sawtooth groove; 207. a sawtooth groove II; 208. a first threaded hole; 209. positioning blocks; 210. an annular groove; 211. a filter member; 2111. a filter screen; 2112. a rubber ring; 2113. steel rings; 3. a bolt; 4. PVC pipe with large pipe diameter; 5. PVC pipe with small pipe diameter.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, a connection structure of unequal-diameter PVC pipes includes an outer cylinder 1, a large channel 101 and a small channel 102 are provided in the outer cylinder 1, and a first circular truncated cone 103 is formed at a joint of the large channel 101 and the small channel 102, the outer cylinder 1 is located in the large channel 101 and is provided with an internal connection cylinder 2, an outer side wall of the internal connection cylinder 2 is connected with the outer cylinder 1 through a bolt 3, an internal flow channel 201 is provided inside the internal connection cylinder 2, a large flared opening 202 and a small flared opening 203 communicated with the internal flow channel 201 are respectively provided at two ends of the internal connection cylinder 2, a second circular truncated cone 204 and a third circular truncated cone 205 are respectively formed between the large flared opening 202 and the small flared opening 203 and the outer side wall of the internal connection cylinder 2, and the third circular truncated cone 205 is in surface.
In this embodiment, the distance between the outer side wall of the large flare 202 and the inner side wall of the large channel 101 is consistent with the wall thickness of the large-diameter PVC pipe 4, and the distance between the outer side wall of the small flare 203 and the inner side wall of the small channel 102 is consistent with the wall thickness of the small-diameter PVC pipe 5.
In this embodiment, a first sawtooth groove 206 is disposed on an outer side wall of the large flaring 202, and a second sawtooth groove 207 is disposed on an outer side wall of the small flaring 203.
In this embodiment, the first threaded holes 208 corresponding to the bolts 3 are annularly and equidistantly formed in the outer side wall of the internal cylinder 2, the second threaded holes 104 and the embedded grooves 105 correspondingly connected to the bolts 3 are annularly and equidistantly formed in the side wall of the external cylinder 1, and the embedded grooves 105 are communicated with the second threaded holes 104.
In this embodiment, the end surface of the first round platform 103 is provided with positioning grooves 106 which are symmetrically arranged, and the end surface of the third round platform 205 is provided with positioning blocks 209 which are arranged corresponding to the positioning grooves 106.
In this embodiment, an annular groove 210 is formed in a side wall of the inner flow passage 201, and a filter member 211 is embedded and connected in the annular groove 210.
In this embodiment, the filter 211 includes a filter 2111 and a rubber ring 2112, a steel ring 2113 is fixedly embedded in the rubber ring 2112, the side wall of the filter 2111 is fixedly connected with the steel ring 2113, and the rubber ring 2112 is embedded in the annular groove 210.
In this embodiment, there are three filter elements 211.
Example 2
As shown in fig. 5, the inner connecting cylinder 2 is fixedly connected with the outer cylinder 1 through the bolt 3, in order to improve the stability, adhesive glue may be applied to the connecting wall between the inner connecting cylinder 2 and the outer cylinder 1, the positioning block 209 on the third circular truncated cone 205 is inserted into the positioning slot 106 connected to the first circular truncated cone 103, the large-diameter PVC pipe 4 is inserted between the side wall of the large flared opening 202 and the inner wall of the large channel 101, and the end portion is in contact with the second circular truncated cone 204, the small-diameter PVC pipe 5 is inserted between the side wall of the small flared opening 203 and the inner wall of the small channel 102, and the end portion is in contact with the third circular truncated cone 205, adhesive glue is applied to both side surfaces of the pipe wall of the PVC pipe connecting end, and in order to improve the adhesion.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a connection structure of inequality footpath PVC pipe, includes outer cylinder, its characterized in that: be equipped with the main entrance and the small entrance and main entrance and the small entrance junction forms round platform one in the outer cylinder, the outer cylinder is located the main entrance and installs the internal union, the lateral wall of internal union passes through the bolt and is connected with the outer cylinder, the inside internal flow way that is equipped with of internal union, the both ends of internal union are equipped with respectively with the big flaring and the little flaring of internal flow way intercommunication, big flaring and little flaring form round platform two and round platform three respectively with between the internal union lateral wall, round platform three sets up with a round platform surface contact.
2. The unequal-diameter PVC pipe connecting structure according to claim 1, wherein: the distance between the outer side wall of the large flaring and the inner side wall of the large channel is consistent with the wall thickness of the PVC pipe with the large pipe diameter, and the distance between the outer side wall of the small flaring and the inner side wall of the small channel is consistent with the wall thickness of the PVC pipe with the small pipe diameter.
3. The unequal-diameter PVC pipe connecting structure according to claim 2, wherein: the outer side wall of the large flaring is provided with a first sawtooth groove, and the outer side wall of the small flaring is provided with a second sawtooth groove.
4. The unequal-diameter PVC pipe connecting structure according to claim 1, wherein: the outer side wall of the inner connecting cylinder is provided with first threaded holes corresponding to the bolts at equal intervals in an annular mode, the side wall of the outer cylinder is provided with second threaded holes and embedded grooves corresponding to the bolts at equal intervals in an annular mode, and the embedded grooves are communicated with the second threaded holes.
5. The unequal-diameter PVC pipe connecting structure according to claim 1, wherein: the end face of the first round platform is provided with symmetrically arranged positioning grooves, and the end face of the third round platform is provided with positioning blocks correspondingly arranged with the positioning grooves.
6. The unequal-diameter PVC pipe connecting structure according to claim 1, wherein: the lateral wall of interior runner is equipped with the ring channel, the embedding of ring channel is connected with and filters.
7. The unequal-diameter PVC pipe connecting structure according to claim 6, wherein: the filter piece comprises a filter screen and a rubber ring, wherein a fixed connection steel ring is embedded in the rubber ring, the side wall of the filter screen is fixedly connected with the steel ring, and the rubber ring is embedded into the annular groove.
8. The unequal-diameter PVC pipe connecting structure according to claim 6, wherein: the number of the filter elements is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995415.2A CN112161129A (en) | 2020-09-21 | 2020-09-21 | Connection structure of unequal-diameter PVC (polyvinyl chloride) pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995415.2A CN112161129A (en) | 2020-09-21 | 2020-09-21 | Connection structure of unequal-diameter PVC (polyvinyl chloride) pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112161129A true CN112161129A (en) | 2021-01-01 |
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ID=73863223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010995415.2A Pending CN112161129A (en) | 2020-09-21 | 2020-09-21 | Connection structure of unequal-diameter PVC (polyvinyl chloride) pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112161129A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220235887A1 (en) * | 2021-01-27 | 2022-07-28 | Ga Health Company Limited | System for connecting tubing |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE890288C (en) * | 1951-04-18 | 1955-02-14 | Julius Seifert | Hose coupling for connecting two hoses |
| DE925263C (en) * | 1952-03-02 | 1955-03-17 | Julius Seifert | Reduction hose coupling |
| CN206093296U (en) * | 2016-08-22 | 2017-04-12 | 刘文生 | Concatenation formula pipeline |
| CN206802580U (en) * | 2017-05-21 | 2017-12-26 | 建湖县祥阳橡胶制品有限公司 | A kind of steel skeleton can circumnutate rubber fittings |
| CN208686364U (en) * | 2018-09-10 | 2019-04-02 | 臧鑫赫 | The oil recovery sand screen of easy cleaning |
| CN109780347A (en) * | 2019-03-16 | 2019-05-21 | 方文星 | A kind of chemical pipeline antiseep flange |
| CN209800908U (en) * | 2019-05-07 | 2019-12-17 | 中国建筑东北设计研究院有限公司 | sealing connection device of heating and ventilation pipeline |
| CN211175798U (en) * | 2019-10-28 | 2020-08-04 | 天津鸿泰管业有限公司 | PVC-C heat preservation reducing pipeline easy to assemble |
-
2020
- 2020-09-21 CN CN202010995415.2A patent/CN112161129A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE890288C (en) * | 1951-04-18 | 1955-02-14 | Julius Seifert | Hose coupling for connecting two hoses |
| DE925263C (en) * | 1952-03-02 | 1955-03-17 | Julius Seifert | Reduction hose coupling |
| CN206093296U (en) * | 2016-08-22 | 2017-04-12 | 刘文生 | Concatenation formula pipeline |
| CN206802580U (en) * | 2017-05-21 | 2017-12-26 | 建湖县祥阳橡胶制品有限公司 | A kind of steel skeleton can circumnutate rubber fittings |
| CN208686364U (en) * | 2018-09-10 | 2019-04-02 | 臧鑫赫 | The oil recovery sand screen of easy cleaning |
| CN109780347A (en) * | 2019-03-16 | 2019-05-21 | 方文星 | A kind of chemical pipeline antiseep flange |
| CN209800908U (en) * | 2019-05-07 | 2019-12-17 | 中国建筑东北设计研究院有限公司 | sealing connection device of heating and ventilation pipeline |
| CN211175798U (en) * | 2019-10-28 | 2020-08-04 | 天津鸿泰管业有限公司 | PVC-C heat preservation reducing pipeline easy to assemble |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220235887A1 (en) * | 2021-01-27 | 2022-07-28 | Ga Health Company Limited | System for connecting tubing |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210101 |