CN109764190B - Pipeline overall arrangement location connecting device for building - Google Patents
Pipeline overall arrangement location connecting device for building Download PDFInfo
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- CN109764190B CN109764190B CN201910088961.5A CN201910088961A CN109764190B CN 109764190 B CN109764190 B CN 109764190B CN 201910088961 A CN201910088961 A CN 201910088961A CN 109764190 B CN109764190 B CN 109764190B
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Abstract
The invention discloses a pipeline layout positioning and connecting device for buildings, which comprises a pipeline body, wherein a wall body is arranged on the left side of the pipeline body, the upper end of the pipeline body is connected inside the wall body in a penetrating manner, an installation pipe is embedded inside the upper end of the wall body, fixing cylinders are arranged at the upper end and the lower end of a connecting piece, a connecting plate is connected to the inner surface of a limiting plate in a sticking manner, the outer end of the connecting cylinder is connected with an installation plate in a welding manner, a fixing piece is hinged to the outer end of the installation plate on the upper side, a positioning piece is arranged on the outer side of the pipeline body, the pipeline layout positioning and connecting device also comprises a transverse groove, the left end and the right end of the transverse groove. This pipeline overall arrangement location connecting device for building can not cause the throw off of junction, and can carry out the location of transverse position to make things convenient for the installation of pipeline in the wall body and fixed, the leakproofness of junction is better moreover.
Description
Technical Field
The invention relates to the related technical field of pipelines for buildings, in particular to a pipeline layout positioning and connecting device for buildings.
Background
The pipeline is used as one of the carriers for conveying and transferring, and is commonly used in the fields of building, water conservancy, gas and the like, wherein the pipeline used in the building mainly comprises a water supply pipeline, a water drainage pipeline, a gas pipeline and the like, and the pipeline used in the building construction needs to be positioned and connected, and the existing pipeline layout positioning and connecting device on the market still has certain defects, such as:
1. the existing pipeline layout positioning and connecting device in the market cannot well prevent the disconnection between two pipelines when the two pipelines are connected, and the disconnection of the pipeline connection part is easily caused during installation;
2. when positioning is carried out, a general pipeline layout positioning connecting device is often fixed only in the vertical direction of a pipeline, but cannot be positioned in the transverse position of the pipeline;
3. the common pipeline layout positioning connecting device is inconvenient for the installation and fixation of the pipeline in the wall body, and the pipeline and the wall body are easy to shake, so that the fixation is not firm;
4. the existing pipeline layout positioning and connecting device often causes poor tightness of a connecting part, so that leakage of liquid or gas is caused, and the using effect of a pipeline is poor.
The invention aims to provide a pipeline layout positioning and connecting device for a building, which is used for solving the problem of the pipeline layout positioning and connecting device in the current market, which is provided by the background technology.
Disclosure of Invention
The invention aims to provide a positioning and connecting device for building pipeline layout, which aims to solve the problems that most pipeline layout positioning and connecting devices proposed in the background art are easy to cause the disconnection of a connecting part, cannot position the transverse position, are inconvenient to install and fix a pipeline in a wall body and are poor in sealing performance of the connecting part.
In order to achieve the purpose, the invention provides the following technical scheme: a pipeline layout positioning and connecting device for a building comprises a pipeline body, wherein a wall body is arranged on the left side of the pipeline body, the upper end of the pipeline body is connected to the inside of the wall body in a penetrating mode, an installation pipe is embedded in the upper end of the wall body and installed on the outer side of the pipeline body, and connecting covers are installed at the upper end and the lower end of the installation pipe;
the pipeline comprises a pipeline body, and is characterized in that a connecting piece is arranged at the tail end of the pipeline body, a rubber pad is arranged on the inner side of the connecting piece, fixed cylinders are arranged at the upper end and the lower end of the connecting piece, a connecting cylinder is in threaded connection with the outer side of each fixed cylinder, springs are in equidistant welded connection with the inner surface of each connecting cylinder, a limiting plate is in welded connection with one end, far away from the connecting cylinders, of each spring, a connecting plate is connected to the inner surface of each limiting plate in a sticking mode, the inner surface of each connecting plate is in close fit with the pipeline body, a mounting plate is in welded connection with the outer end of each connecting cylinder, a fixing piece is hinged to;
still include the horizontal groove, the horizontal groove is seted up in the lower extreme left side of pipeline body, and the left end of horizontal groove runs through the inside that sets up at the stay tube, the left end through connection of stay tube is in the outside of violently managing, and violently manages and run through the inside that sets up at a horizontal section of thick bamboo to horizontal section of thick bamboo fixed mounting is in the lower extreme intermediate position of wall body, the equal threaded connection in both ends has first sealed lid about violently managing, the left end threaded connection of horizontal groove has the sealed lid of second.
Preferably, the outer surface of the installation pipe is of a concave-convex structure, and the upper end and the lower end of the installation pipe are in threaded connection with the connection cover.
Preferably, the longitudinal section of the connecting piece is T-shaped, and the inner diameter of the connecting piece is equal to the outer diameter of the pipeline body.
Preferably, the inner diameter of the upper end and the lower end of the rubber pad are larger than the inner diameter of the middle position of the rubber pad, and the rubber pad is fixedly connected with the connecting piece.
Preferably, the limiting plates are distributed in an annular array relative to the center of the fixed cylinder, and the limiting plates are closely attached to the connecting plate.
Preferably, the cross sections of the limiting plate and the connecting plate are both arc-shaped, the curvature radius of the limiting plate is equal to that of the connecting plate, and the connecting plate is made of rubber materials.
Preferably, the setting element includes fixed plate, base, connecting rod, filling block, mounting groove, an installation section of thick bamboo, connector and connecting block, the left end welded connection of fixed plate has the base, the left end swing joint of base has the connecting rod, the intermediate position welded connection of connecting rod has the filling block, the left end of connecting rod is located the inside of an installation section of thick bamboo, the installation section of thick bamboo is located the inside of mounting groove, the inside at the wall body is seted up to the mounting groove, the left end fixedly connected with connector of an installation section of thick bamboo, the surface welded connection of connector has the connecting block.
Preferably, the connecting rod is in threaded connection with the mounting cylinder, and the connecting rod is of a rotating structure in the base.
Preferably, the connecting heads are distributed in an annular array around the center of the mounting cylinder, the connecting blocks are distributed on the outer surfaces of the connecting heads at equal intervals, and the longitudinal section of each connecting block is conical.
Preferably, the longitudinal section of the supporting tube is in an annular structure, and the supporting tube is in threaded connection with the transverse groove and the transverse tube.
Compared with the prior art, the invention has the beneficial effects that: the positioning and connecting device for the building pipeline layout can not cause the separation of the connecting position, can perform the positioning of the transverse position, is convenient for the installation and the fixation of the pipeline in the wall body, and has better sealing performance of the connecting position;
1. through the structural design of the connecting cylinder, the spring, the limiting plate, the connecting plate and the mounting plate, when the whole 2 pipeline bodies are connected, the 2 pipeline bodies can be more firmly connected through mounting and fixing among the mounting plates, so that the pipeline bodies are prevented from being separated;
2. the positioning piece is arranged on the outer side of the pipeline body and is installed and fixed with the wall body, so that the pipeline body can be fixed to a certain extent in the vertical direction, and in addition, the connectivity between the pipeline body and the wall body can be enhanced, so that the pipeline body is fixed to the wall body in the transverse direction firmly;
3. the installation pipe and the transverse cylinder are arranged in the wall body, so that the pipeline body and the transverse pipe can be conveniently installed and fixed with the wall body, and the pipeline body and the transverse pipe can be prevented from shaking with the wall body;
4. through the structural design of connecting piece, rubber pad and fixed cylinder for the leakproofness between rubber pad can strengthen connecting piece and the pipeline body, and the structural design of accessible rubber pad, makes the rubber pad can be better at the effect leakproofness of rivers or air current.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a front sectional view of the connection between the pipe body and the connecting member according to the present invention;
FIG. 3 is a schematic top sectional view of the connection between the pipe body and the rubber pad according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 5 is a schematic view of a positioning member according to the present invention;
FIG. 6 is a schematic top sectional view of the fixing plate and the pipe body according to the present invention;
FIG. 7 is a schematic view of the connecting structure of the mounting barrel and the connector according to the present invention;
FIG. 8 is a schematic side view of the connection between the connector and the connecting block according to the present invention;
FIG. 9 is a front view of the connection between the pipe body and the transverse groove.
In the figure: 1. a pipe body; 2. a wall body; 3. installing a pipe; 4. a connecting cover; 5. a connecting member; 6. a rubber pad; 7. a fixed cylinder; 8. a connecting cylinder; 9. a spring; 10. a limiting plate; 11. a connecting plate; 12. mounting a plate; 13. a fixing member; 14. a positioning member; 1401. a fixing plate; 1402. a base; 1403. a connecting rod; 1404. filling blocks; 1405. mounting grooves; 1406. mounting the cylinder; 1407. a connector; 1408. connecting blocks; 15. a transverse groove; 16. supporting a tube; 17. a transverse tube; 18. a transverse cylinder; 19. a first sealing cover; 20. a second sealing cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a pipeline layout positioning and connecting device for a building comprises a pipeline body 1, a wall body 2, an installation pipe 3, a connecting cover 4, a connecting piece 5, a rubber pad 6, a fixed cylinder 7, a connecting cylinder 8, a spring 9, a limiting plate 10, a connecting plate 11, an installation plate 12, a fixing piece 13, a positioning piece 14, a transverse groove 15, a support pipe 16, a transverse pipe 17, a transverse cylinder 18, a first sealing cover 19 and a second sealing cover 20, wherein the wall body 2 is arranged on the left side of the pipeline body 1, the upper end of the pipeline body 1 is connected inside the wall body 2 in a penetrating manner, the installation pipe 3 is embedded inside the upper end of the wall body 2 and is installed outside the pipeline body 1, and the connecting covers 4 are installed at the upper end and the lower end of the installation pipe;
the tail end of the pipeline body 1 is provided with a connecting piece 5, the inner side of the connecting piece 5 is provided with a rubber pad 6, the upper end and the lower end of the connecting piece 5 are both provided with a fixed cylinder 7, the outer side of the fixed cylinder 7 is in threaded connection with a connecting cylinder 8, the inner surface of the connecting cylinder 8 is in equidistant welding connection with a spring 9, one end, far away from the connecting cylinder 8, of the spring 9 is in welding connection with a limiting plate 10, the inner surface of the limiting plate 10 is connected with a connecting plate 11 in a sticking manner, the inner surface of the connecting plate 11 is tightly attached to the pipeline body 1, the outer end of the connecting cylinder 8 is in welding connection with a mounting plate 12, the outer end of the mounting plate 12 on the upper side is hinged with a;
still include horizontal groove 15, horizontal groove 15 is seted up on the lower extreme left side of pipeline body 1, and the left end of horizontal groove 15 runs through the inside that sets up at stay tube 16, and the left end through connection of stay tube 16 is in the outside of violently managing 17, and violently manages 17 and run through the inside that sets up at horizontal section of thick bamboo 18 to horizontal section of thick bamboo 18 fixed mounting is in the lower extreme intermediate position of wall body 2, and the equal threaded connection in both ends has first sealed lid 19 about violently managing 17, and the left end threaded connection of horizontal groove 15 has the sealed lid 20 of second.
As shown in fig. 1, the support tube 16 has an annular longitudinal section, and the support tube 16 is connected with the transverse groove 15 and the transverse tube 17 in a threaded manner, so that the support tube 16 can be conveniently mounted and dismounted with the transverse groove 15 and the transverse tube 17;
as shown in fig. 2, the connecting member 5 has a T-shaped longitudinal section, and the inner diameter of the connecting member 5 is equal to the outer diameter of the pipe body 1, so that the connecting member 5 and the pipe body 1 can be conveniently mounted and fixed, the inner diameters of the upper and lower ends of the rubber pad 6 are both larger than the inner diameter of the middle position of the rubber pad 6, and the rubber pad 6 and the connecting member 5 are fixedly connected, so that the rubber pad 6 can accelerate water flow or air flow through the structural design of the rubber pad 6, and the rubber pad 6 is subjected to a larger extrusion force, so that the pressure between the rubber pad 6 and the inner wall of the pipe body 1 is larger, and the sealing effect of the rubber pad 6 is better;
as shown in fig. 3, the limiting plates 10 are distributed in an annular array with respect to the center of the fixed cylinder 7, and the limiting plates 10 are tightly attached to the connecting plates 11, so that the fixed cylinder 7 and the pipeline body 1 can be conveniently installed and fixed through the combined action of the limiting plates 10 and the connecting plates 11, the limiting plates 10 and the connecting plates 11 are both arc-shaped in cross section, the curvature radius of the limiting plates 10 is equal to that of the connecting plates 11, the connecting plates 11 are made of rubber materials, and the frictional resistance between the limiting plates 10 and the pipeline body 1 can be increased through the time of the connecting plates 11, so that the fixed cylinder 7 and the pipeline body 1 can be more firmly installed;
as shown in fig. 4, the outer surface of the installation pipe 3 is of a concave-convex structure, and the upper and lower ends of the installation pipe 3 are connected with the connection cover 4 by threads, so that the friction resistance between the installation pipe 3 and the wall body 2 can be increased by the structural design of the installation pipe 3, and the installation pipe 3 and the wall body 2 are prevented from being disengaged;
as shown in fig. 5, the positioning member 14 includes a fixing plate 1401, a base 1402, a connecting rod 1403, a filling block 1404, a mounting groove 1405, a mounting cylinder 1406, a connecting head 1407 and a connecting block 1408, the base 1402 is welded to the left end of the fixing plate 1401, the connecting rod 1403 is movably connected to the left end of the base 1402, the filling block 1404 is welded to the middle position of the connecting rod 1403, the left end of the connecting rod 1403 is located inside the mounting cylinder 1406, the mounting cylinder 1406 is located inside the mounting groove 1405, the mounting groove 1405 is opened inside the wall 2, the connecting head 1407 is fixedly connected to the left end of the mounting cylinder 1406, and the connecting block 1408 is welded to the outer surface of;
as shown in fig. 5 and 7, the connection mode of the connecting rod 1403 and the mounting cylinder 1406 is a threaded connection, and the connecting rod 1403 is of a rotating structure inside the base 1402, so that the connecting rod 1403 and the mounting cylinder 1406 can be more firmly connected through the threaded connection of the connecting rod 1403 and the mounting cylinder 1406, and the connecting rod 1403 is convenient to detach, the connecting heads 1407 are distributed in an annular array around the center of the mounting cylinder 1406, the connecting blocks 1408 are distributed on the outer surface of the connecting heads 1407 at equal intervals, and the longitudinal section of the connecting block 1408 is conical, so that the connecting block 1408 can increase the frictional resistance between the connecting heads 1407 and the mounting groove 1405 through the structural design of the connecting block 1408, and thus the connecting heads 1407 and the mounting groove 1405 are prevented from being disjoint.
The working principle is as follows: when the positioning and connecting device for the pipeline layout for the building is used, the upper end of the pipeline body 1 is firstly installed and connected with the wall body 2, when the connecting device is connected, the installation pipe 3 is firstly installed in a groove arranged in the wall body 2, because the outer diameter of the installation pipe 3 is equal to the inner diameter of the groove, and the outer surface of the installation pipe 3 is in a concave-convex structure, the friction resistance between the installation pipe 3 and the wall body 2 can be increased, the installation pipe 3 is prevented from falling off, the connecting covers 4 are nested on the outer side of the pipeline body 1, then the upper end of the pipeline body 1 penetrates through the inside of the installation pipe 3, the other 1 connecting cover 4 penetrates through the upper end of the pipeline body 1, after the pipeline body 1 is connected with the installation pipe 3, the connecting covers 4 at the upper end and the lower end are respectively in threaded connection with the upper end and the lower end of the installation pipe 3, so that the installation pipe 3 can be stably connected on the wall body 2 through the action, and the gap between the pipeline body 1 and the installation pipe 3 is reduced through the action of the connecting cover 4, so that the connection is tighter;
after the upper end of the pipeline body 1 is connected, the lower end of the pipeline body 1 is connected with another pipeline body 1, when the pipeline body 1 is connected, the fixed cylinder 7 is firstly connected with the outer surface of the pipeline body 1, the limiting plate 10 and the connecting plate 11 are integrally pulled outwards by using a tool, the limiting plate 10 and the connecting plate 11 are nested on the outer side of the pipeline body 1, the extrusion force of the limiting plate 10 and the connecting plate 11 on the pipeline body 1 is larger due to the action of the spring 9 in a stretching state, so that the installation between the limiting plate 10 and the connecting plate 11 and the pipeline body 1 is firmer, after the limiting plate 10 and the connecting plate 11 are installed, the connecting cylinder 8 is in threaded connection with the outer side of the fixed cylinder 7, so that the position of the connecting cylinder 8 can be moved by rotating the connecting cylinder 8, the rubber pad 6 is plugged into the end of the pipeline body 1, and the connecting piece 5 is positioned on the outer side of the, at the moment, the 2 connecting cylinders 8 are respectively rotated clockwise and anticlockwise, so that the 2 connecting cylinders 8 move towards the middle at the same time, the connecting cylinders 8 are in threaded connection with the outer surface of the connecting piece 5, the 2 pipeline bodies 1 are connected together under the action of the connecting cylinders 8, then the fixing piece 13 on the mounting plate 12 at the upper end is pulled downwards, the fixing piece 13 is in clamping connection with the mounting plate 12 at the lower end, and the 2 pipeline bodies 1 are tightly fixed together;
after the pipeline body 1 is connected, the pipeline body 1 is positioned, the positioning piece 14 is firstly installed on the outer surface of the pipeline body 1, the installation groove 1405 is formed in the corresponding position of the wall body 2, the installation cylinder 1406 is placed in the installation groove 1405, then the connecting rod 1403 is penetrated in the installation cylinder 1406, and the connecting rod 1403 is in threaded connection with the installation cylinder 1406, when the connecting rod 1403 moves to the connecting head 1407 at the left end of the installation cylinder 1406, the connecting head 1407 with the deformation capacity can be outwards expanded, so that the connecting block 1408 on the connecting head 1407 is tightly contacted with the structure in the installation groove 1405, the connection between the connecting head 1407 and the wall body 2 can be strengthened by the connecting block 1408, the separation between the positioning piece 14 and the wall body 2 is prevented, therefore, the pipeline body 1 can be fixed in the vertical direction under the action of the positioning piece 14, but also can prevent the pipeline body 1 from separating in the horizontal direction, thereby ensuring that the positioning of the pipeline body 1 is firmer, which is the working principle of the positioning and connecting device for the building pipeline layout.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (1)
1. The utility model provides a pipeline overall arrangement location connecting device for building, includes pipeline body (1), its characterized in that: a wall body (2) is arranged on the left side of the pipeline body (1), the upper end of the pipeline body (1) is connected to the inside of the wall body (2) in a penetrating mode, an installation pipe (3) is embedded in the upper end of the wall body (2), the installation pipe (3) is installed on the outer side of the pipeline body (1), and connecting covers (4) are installed at the upper end and the lower end of the installation pipe (3);
the pipeline comprises a pipeline body (1), a connecting piece (5) is arranged at the tail end of the pipeline body (1), a rubber pad (6) is arranged on the inner side of the connecting piece (5), a fixed cylinder (7) is arranged at each of the upper end and the lower end of the connecting piece (5), a connecting cylinder (8) is in threaded connection with the outer side of the fixed cylinder (7), springs (9) are in equidistant welding connection with the inner surface of the connecting cylinder (8), a limiting plate (10) is in welded connection with one end, far away from the connecting cylinder (8), of each spring (9), a connecting plate (11) is connected with the inner surface of each limiting plate (10) in a sticking mode, the inner surface of each connecting plate (11) is tightly attached to the pipeline body (1), a mounting plate (12) is in welded connection with the outer end of each connecting cylinder (8), a fixing piece (13) is hinged to, positioning pieces (14) are arranged at the upper end and the lower end of the connecting cylinder (8);
the pipeline is characterized by further comprising a transverse groove (15), the transverse groove (15) is formed in the left side of the lower end of the pipeline body (1), the left end of the transverse groove (15) penetrates through the supporting pipe (16), the left end of the supporting pipe (16) is connected to the outer portion of the transverse pipe (17) in a penetrating mode, the transverse pipe (17) penetrates through the transverse pipe (18), the transverse pipe (18) is fixedly installed in the middle of the lower end of the wall body (2), the left end and the right end of the transverse pipe (17) are both in threaded connection with a first sealing cover (19), and the left end of the transverse groove (15) is in threaded connection with a second sealing cover (20);
the outer surface of the mounting pipe (3) is of a concave-convex structure, and the upper end and the lower end of the mounting pipe (3) are in threaded connection with the connecting cover (4);
the longitudinal section of the connecting piece (5) is T-shaped, and the inner diameter of the connecting piece (5) is equal to the outer diameter of the pipeline body (1);
the inner diameter of the upper end and the lower end of the rubber pad (6) are larger than the inner diameter of the middle position of the rubber pad (6), and the rubber pad (6) is fixedly connected with the connecting piece (5);
the limiting plates (10) are distributed in an annular array relative to the center of the fixed cylinder (7), and the limiting plates (10) are tightly attached to the connecting plate (11);
the cross sections of the limiting plates (10) and the connecting plates (11) are arc-shaped, the curvature radius of the limiting plates (10) is equal to that of the connecting plates (11), and the connecting plates (11) are made of rubber materials;
the positioning piece (14) comprises a fixing plate (1401), a base (1402), a connecting rod (1403), a filling block (1404), a mounting groove (1405), an installation cylinder (1406), a connecting head (1407) and a connecting block (1408), the left end of the fixing plate (1401) is connected with the base (1402) in a welding mode, the left end of the base (1402) is movably connected with the connecting rod (1403), the middle position of the connecting rod (1403) is connected with the filling block (1404) in a welding mode, the left end of the connecting rod (1403) is located inside the installation cylinder (1406), the installation cylinder (1406) is located inside the mounting groove (1405), the mounting groove (1405) is formed inside the wall body (2), the left end of the installation cylinder (1406) is fixedly connected with the connecting head (1407), and the outer surface of the connecting head (1407;
the connecting rod (1403) is connected with the mounting cylinder (1406) in a threaded mode, and the connecting rod (1403) is of a rotating structure in the base (1402);
the connecting heads (1407) are distributed in an annular array relative to the center of the mounting cylinder (1406), the connecting blocks (1408) are distributed on the outer surface of the connecting heads (1407) at equal intervals, and the longitudinal section of each connecting block (1408) is conical;
the longitudinal section of the supporting tube (16) is in an annular structure, and the supporting tube (16) is in threaded connection with the transverse groove (15) and the transverse tube (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088961.5A CN109764190B (en) | 2019-01-30 | 2019-01-30 | Pipeline overall arrangement location connecting device for building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910088961.5A CN109764190B (en) | 2019-01-30 | 2019-01-30 | Pipeline overall arrangement location connecting device for building |
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| CN109764190A CN109764190A (en) | 2019-05-17 |
| CN109764190B true CN109764190B (en) | 2020-12-11 |
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| US5779285A (en) * | 1996-02-27 | 1998-07-14 | Perfection Corporation | Pipe coupling assembly |
| CN201434150Y (en) * | 2009-06-01 | 2010-03-31 | 湖北全洲扬子江建设工程有限公司 | Waterproof bushing cap |
| CN203948790U (en) * | 2014-06-30 | 2014-11-19 | 珠海华润包装材料有限公司 | A kind of damping device of PET section export pipeline |
| CN206377349U (en) * | 2017-01-04 | 2017-08-04 | 衢州职业技术学院 | A kind of natural gas line protection device through walls |
| CN107435356A (en) * | 2016-02-14 | 2017-12-05 | 蒋春花 | The method of work of large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment |
| CN108561661A (en) * | 2018-04-13 | 2018-09-21 | 江苏吉庆管材有限公司 | A kind of PPH solid wall pipes for water supply |
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2019
- 2019-01-30 CN CN201910088961.5A patent/CN109764190B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5779285A (en) * | 1996-02-27 | 1998-07-14 | Perfection Corporation | Pipe coupling assembly |
| CN201434150Y (en) * | 2009-06-01 | 2010-03-31 | 湖北全洲扬子江建设工程有限公司 | Waterproof bushing cap |
| CN203948790U (en) * | 2014-06-30 | 2014-11-19 | 珠海华润包装材料有限公司 | A kind of damping device of PET section export pipeline |
| CN107435356A (en) * | 2016-02-14 | 2017-12-05 | 蒋春花 | The method of work of large-scale smart city industrial building frost-cracking-preventing intelligent pipeline connection equipment |
| CN206377349U (en) * | 2017-01-04 | 2017-08-04 | 衢州职业技术学院 | A kind of natural gas line protection device through walls |
| CN108561661A (en) * | 2018-04-13 | 2018-09-21 | 江苏吉庆管材有限公司 | A kind of PPH solid wall pipes for water supply |
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| CN109764190A (en) | 2019-05-17 |
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