CN106439356A - Composite pipe fitting for connector of liner of plastic water heater - Google Patents
Composite pipe fitting for connector of liner of plastic water heater Download PDFInfo
- Publication number
- CN106439356A CN106439356A CN201610940151.4A CN201610940151A CN106439356A CN 106439356 A CN106439356 A CN 106439356A CN 201610940151 A CN201610940151 A CN 201610940151A CN 106439356 A CN106439356 A CN 106439356A
- Authority
- CN
- China
- Prior art keywords
- composite pipe
- inner bag
- water heater
- pipe fitting
- plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- F16L47/26—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics for branching pipes; for joining pipes to walls; Adaptors therefor
- F16L47/28—Joining pipes to walls or to other pipes, the axis of the joined pipe being perpendicular to the wall or to the axis of the other pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
- F24H9/133—Storage heaters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a composite pipe fitting for a connector of a liner of a plastic water heater. The composite pipe fitting is respectively connected with a water inlet and a water outlet of the liner of the plastic water heater and a connector of a heat sensor in a sealed manner and comprises a metal insert and a plastic base, wherein one end of the metal insert is connected with the plastic base by injection molding; and when a liner shell is formed, the composite pipe fitting is integrally welded with the liner shell. The composite pipe fitting is manufactured by injection molding, a threaded part of the pipe fitting is wrapped inside, connection reliability and stability are high, airtightness is good, the problems of cracking and leakage of connection positions of the composite pipe fitting and the connector are avoided, the composite pipe fitting is high in strength and not easy to deform or damage, the pipe fitting is good in anti-rotation property and tensile property when stressed, and the problems of loosening and poor airtightness between the composite pipe fitting and the connector are avoided.
Description
Technical field
The present invention relates to plastic water heater technical field, more particularly to a kind of multiple tube of plastic water heater lining interface
Part.
Background technology
Multiple connectors, inner water inlet, outlet is typically provided in the plastic pressure-bearing inner container structure of water heater of prior art
Deng, outlet, water inlet are connected with external pipe by connecting tube, the outlet of prior art, water inlet connecting portion exist
Problem be that installation and removal are inconvenient, occur leakage or seepage when link position is used, low intensity, be easily deformed and damage
Bad, which is a very intractable problem with the sealing of external connection.
Content of the invention
The purpose of the present invention is exactly the problems referred to above for solution prior art presence, provides a kind of plastic water heater lining and connects
The composite pipe of mouth；Composite pipe adopts injection mo(u)lding, the cladding of pipe screw thread internally, connects reliability and stability
High, good airproof performance, it is to avoid the cracking of link position both during use and leakage problems, intensity is high, it is yielding not allow and damages, pipe
Part is anti-rotational in stress, tensile property is good, it is to avoid the problem that loosening therebetween and sealing are deteriorated.
The present invention solves the technical scheme of technical problem：
A kind of composite pipe of plastic water heater lining interface, the composite pipe respectively with plastic water heater lining
Water inlet, outlet and heat sensor connector are tightly connected, and the composite pipe includes metal insert, plastic feet, institute
The one end for stating metal insert is connected by injection molded with plastic feet, the interface composite pipe in inner bag housing molding with
Inner bag case weld is integrated.
The metal insert includes the circular cylinder with cylindrical hole, and the circular cylinder is being connected with plastic feet
End is provided with the end face positioning annular protrusion bigger than the excircle dimension of circular cylinder, and the end face positions the end of annular protrusion
Portion's outer rim is interval with multiple uniform outer rim projections, is facing groove between adjacent outer rim projection.
It is provided with the circular cylinder that the end face positions annular convex upper portion vertically some than circular cylinder
The bigger intermediate annular projection of excircle dimension, between the end face positioning annular protrusion and adjacent intermediate annular projection, and
Annular groove is formed between adjacent intermediate annular projection.
The plastic feet includes base body, the base body including lateral surface, medial surface, the base body
Centre is provided with axial hole, and axial hole is coordinated with metal insert, and the lateral surface is to match with the external cylindrical surface of inner bag housing
Curved surface, the outer edge line of lateral surface is the intersection of lateral surface and the external cylindrical surface of inner bag housing, and the medial surface is provided with vertical
Directly in the radial direction base groove in axial hole, the broadband of the radial direction base groove is matched with the wall thickness of inner bag housing, radial direction bottom
The medial surface of seat groove inner side is matched with the inner cylinder face of inner bag housing, plastics injection footpath during inner bag housing injection molded
To base groove, plastic feet and inner bag housing by blowing or be molded integral, so as to inner bag housing and interface are combined
Pipe fitting forms overall structure.
The other end of the metal insert is provided with female thread or external screw thread.
The bottom of the cylindrical hole is the little stepped hole of diameter with the level.
Circular cylinder is provided with rounding on the outside of upper surface.
Beneficial effects of the present invention：
The composite pipe of the present invention adopts identical material with plastic inner container body, and using injection mo(u)lding, composite pipe exists
It is integrated with inner bag case weld during inner bag housing molding, cladding internally, pipe fitting is pipe screw thread, connects reliable and stable
Property high, good airproof performance, it is to avoid the cracking of link position both during use and leakage problems, intensity is high, it is yielding not allow and damages,
Pipe fitting is anti-rotational in stress, tensile property is good, it is to avoid the problem that loosening therebetween and sealing are deteriorated.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the plastic feet structural representation with radial direction base groove；
Fig. 3 is the sectional view of Fig. 2；
Fig. 4 is the right view of Fig. 2；
Fig. 5 is the perspective view of Fig. 1；
Fig. 6 is the perspective view of Fig. 2；
Fig. 7 is the front view of metal insert；
Fig. 8 is the top view of Fig. 7；
Fig. 9 is the upward view of Fig. 8；
Figure 10 is the axonometric chart of Fig. 7 metal insert.
Specific embodiment
For a better understanding of the present invention, below in conjunction with the accompanying drawings explaining in detail embodiments of the present invention.
As shown in Figures 1 to 10, a kind of composite pipe of plastic water heater lining interface, the composite pipe respectively with
The water inlet of plastic water heater lining, outlet and heat sensor connector are tightly connected, and the composite pipe 13 includes gold
Category inserts 131, plastic feet 132, one end of the metal insert 131 is connected by injection molded with plastic feet 132, described
Interface composite pipe 13 is integrated with inner bag case weld in inner bag housing molding.The other end of the metal insert 131 sets
There are female thread or external screw thread.
The metal insert 131 includes the circular cylinder 1311 with cylindrical hole 1318, the circular cylinder with modeling
The end of the material connection of base 132 is provided with the end face positioning annular protrusion 1312 bigger than the excircle dimension of circular cylinder, described
The end outer rim of end face positioning annular protrusion 1312 is interval with multiple uniform outer rim projections 1313, and adjacent outer rim is raised
It is facing groove 1316 between 1313.The bottom of the cylindrical hole 1318 is the little stepped hole of the diameter with step 1,317 1318.
Circular cylinder is provided with rounding 1319 on the outside of 1311 upper surface.
It is provided with the circular cylinder 1311 on end face positioning 1312 top of annular protrusion vertically some than annular
The bigger intermediate annular projection 1314 of the excircle dimension of cylinder, the end face positioning annular protrusion 1312 and adjacent middle ring
Annular groove 1315 is formed between intermediate annular projection 1314 between shape projection 1314 and adjacent.
The plastic feet 132 includes base body, the base body including lateral surface 1321, medial surface 1322,
Be provided with axial hole 1323 in the middle of the base body, axial hole 1323 is coordinated with metal insert 131, the lateral surface 1321 be with
The curved surface that the external cylindrical surface of inner bag housing matches, the outer edge line 1324 of lateral surface is the outside cylinder of lateral surface and inner bag housing
The intersection in face, the medial surface is provided with the radial direction base groove perpendicular to axial hole, the broadband of the radial direction base groove
Match with the wall thickness of inner bag housing, the medial surface of radial direction base groove inner side is matched with the inner cylinder face of inner bag housing
Close, plastics injection radial direction base groove 1325 during inner bag housing injection molded, plastic feet 132 and inner bag housing by injection or
Person blowing integral, so as to inner bag housing and interface composite pipe 13 are formed overall structure.
Although the above-mentioned accompanying drawing that combines is described to the specific embodiment that invents, not to the scope of the present invention
Restriction, on the basis of technical scheme, those skilled in the art are made by need not paying creative work
Various modifications or deformation still within protection scope of the present invention.
Claims (7)
1. a kind of composite pipe of plastic water heater lining interface, is characterized in that, the composite pipe respectively with plastics hot water
The water inlet of device inner bag, outlet and heat sensor connector are tightly connected, and the composite pipe includes metal insert, plastics
Base, one end of the metal insert is connected by injection molded with plastic feet, and the interface composite pipe is in inner bag housing
It is integrated with inner bag case weld during shaping.
2. the composite pipe of plastic water heater lining interface as claimed in claim 1, is characterized in that, the metal insert bag
The circular cylinder with cylindrical hole is included, the circular cylinder is provided with than circular cylinder in the end being connected with plastic feet
The bigger end face positioning annular protrusion of excircle dimension, the end outer rim of end face positioning annular protrusion is interval with multiple uniform
Outer rim projection, be facing groove between adjacent outer rim projection.
3. the composite pipe of plastic water heater lining interface as claimed in claim 2, is characterized in that, position in the end face
Some excircle dimensions than circular cylinder bigger intermediate annular is provided with the circular cylinder on annular protrusion top vertically
Projection, between the end face positioning annular protrusion and adjacent intermediate annular projection, and between adjacent intermediate annular projection
Form annular groove.
4. the composite pipe of plastic water heater lining interface as claimed in claim 1, is characterized in that, the plastic feet bag
Include base body, the base body including lateral surface, medial surface, be provided with axial hole, axial hole in the middle of the base body
Coordinate with metal insert, the lateral surface is the curved surface for matching with the external cylindrical surface of inner bag housing, the outer edge line of lateral surface
For the intersection of lateral surface and the external cylindrical surface of inner bag housing, the radial direction base that the medial surface is provided with perpendicular to axial hole is recessed
Groove, the broadband of the radial direction base groove is matched with the wall thickness of inner bag housing, the medial surface of radial direction base groove inner side
Match with the inner cylinder face of inner bag housing, during inner bag housing injection molded plastics injection radial direction base groove, plastic feet with
Inner bag housing by blowing or be molded integral, so as to inner bag housing and interface composite pipe are formed overall structure.
5. the composite pipe of plastic water heater lining interface as claimed in claim 1, is characterized in that, the metal insert
The other end is provided with female thread or external screw thread.
6. the composite pipe of plastic water heater lining interface as claimed in claim 2, is characterized in that, under the cylindrical hole
Portion is the little stepped hole of diameter with the level.
7. the composite pipe of plastic water heater lining interface as claimed in claim 2, is characterized in that, circular cylinder upper end
Rounding is provided with the outside of face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610940151.4A CN106439356A (en) | 2016-10-31 | 2016-10-31 | Composite pipe fitting for connector of liner of plastic water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610940151.4A CN106439356A (en) | 2016-10-31 | 2016-10-31 | Composite pipe fitting for connector of liner of plastic water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106439356A true CN106439356A (en) | 2017-02-22 |
Family
ID=58177818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610940151.4A Pending CN106439356A (en) | 2016-10-31 | 2016-10-31 | Composite pipe fitting for connector of liner of plastic water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106439356A (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07158797A (en) * | 1993-12-08 | 1995-06-20 | Nippon Ekosu Kk | Plastic pressure vessel |
| KR20040084879A (en) * | 2004-09-06 | 2004-10-06 | 이중희 | Setting method of metal nozzle in the plastic vessel |
| CN2784813Y (en) * | 2005-03-30 | 2006-05-31 | 海尔集团公司 | Electric water heater with plastic inner container |
| CN202133089U (en) * | 2011-06-02 | 2012-02-01 | 海尔集团公司 | Water heater |
| CN202267256U (en) * | 2011-09-23 | 2012-06-06 | 山东力诺瑞特新能源有限公司 | Pure plastic inner container of solar water heater |
| CN202274639U (en) * | 2011-09-16 | 2012-06-13 | 诸暨市国大塑业有限公司 | Linkage structure of electric water heater |
| CN102588701A (en) * | 2012-02-29 | 2012-07-18 | 青岛百旺电器有限公司 | Pre-embedded pipe and solar water heater plastic inner container adopting same |
| CN202769155U (en) * | 2012-09-07 | 2013-03-06 | 山东力诺瑞特新能源有限公司 | Clamping and sealing structure of plastic pipe fitting |
| CN203629037U (en) * | 2013-10-31 | 2014-06-04 | 芜湖美的厨卫电器制造有限公司 | Plastic liner assembly for water heater and water heater provided with plastic liner assembly |
| CN203629035U (en) * | 2013-10-31 | 2014-06-04 | 芜湖美的厨卫电器制造有限公司 | Plastic liner assembly for water heater and water heater provided with plastic liner assembly |
| CN203869317U (en) * | 2013-12-16 | 2014-10-08 | 广东威而信实业有限公司 | Integrated type non-pressure-bearing air energy water heater |
| CN104110850A (en) * | 2014-01-14 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Composite liner of water heater, manufacturing method of composite liner and water heater |
| CN204692814U (en) * | 2014-10-31 | 2015-10-07 | 苏州宏鼎水务有限公司 | A kind of seepage-proof water pipe joint |
| CN204756272U (en) * | 2015-06-30 | 2015-11-11 | 北京拓普天品科技有限公司 | Saddle head |
| CN204922346U (en) * | 2015-08-13 | 2015-12-30 | 浙江中财管道科技股份有限公司 | Polyolefin is copper inserts for pipe fitting |
| CN205388204U (en) * | 2016-03-12 | 2016-07-20 | 叶乃会 | A metal insert for water pipe head simple to operate |
| CN206191145U (en) * | 2016-10-31 | 2017-05-24 | 济南丰源塑料有限公司 | Compound pipe fitting that liner of plastic water heater interface was used |
-
2016
- 2016-10-31 CN CN201610940151.4A patent/CN106439356A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07158797A (en) * | 1993-12-08 | 1995-06-20 | Nippon Ekosu Kk | Plastic pressure vessel |
| KR20040084879A (en) * | 2004-09-06 | 2004-10-06 | 이중희 | Setting method of metal nozzle in the plastic vessel |
| CN2784813Y (en) * | 2005-03-30 | 2006-05-31 | 海尔集团公司 | Electric water heater with plastic inner container |
| CN202133089U (en) * | 2011-06-02 | 2012-02-01 | 海尔集团公司 | Water heater |
| CN202274639U (en) * | 2011-09-16 | 2012-06-13 | 诸暨市国大塑业有限公司 | Linkage structure of electric water heater |
| CN202267256U (en) * | 2011-09-23 | 2012-06-06 | 山东力诺瑞特新能源有限公司 | Pure plastic inner container of solar water heater |
| CN102588701A (en) * | 2012-02-29 | 2012-07-18 | 青岛百旺电器有限公司 | Pre-embedded pipe and solar water heater plastic inner container adopting same |
| CN202769155U (en) * | 2012-09-07 | 2013-03-06 | 山东力诺瑞特新能源有限公司 | Clamping and sealing structure of plastic pipe fitting |
| CN203629037U (en) * | 2013-10-31 | 2014-06-04 | 芜湖美的厨卫电器制造有限公司 | Plastic liner assembly for water heater and water heater provided with plastic liner assembly |
| CN203629035U (en) * | 2013-10-31 | 2014-06-04 | 芜湖美的厨卫电器制造有限公司 | Plastic liner assembly for water heater and water heater provided with plastic liner assembly |
| CN203869317U (en) * | 2013-12-16 | 2014-10-08 | 广东威而信实业有限公司 | Integrated type non-pressure-bearing air energy water heater |
| CN104110850A (en) * | 2014-01-14 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Composite liner of water heater, manufacturing method of composite liner and water heater |
| CN204692814U (en) * | 2014-10-31 | 2015-10-07 | 苏州宏鼎水务有限公司 | A kind of seepage-proof water pipe joint |
| CN204756272U (en) * | 2015-06-30 | 2015-11-11 | 北京拓普天品科技有限公司 | Saddle head |
| CN204922346U (en) * | 2015-08-13 | 2015-12-30 | 浙江中财管道科技股份有限公司 | Polyolefin is copper inserts for pipe fitting |
| CN205388204U (en) * | 2016-03-12 | 2016-07-20 | 叶乃会 | A metal insert for water pipe head simple to operate |
| CN206191145U (en) * | 2016-10-31 | 2017-05-24 | 济南丰源塑料有限公司 | Compound pipe fitting that liner of plastic water heater interface was used |
Non-Patent Citations (1)
| Title |
|---|
| 申文明等: "太阳能热水器塑料内胆与管件结合方式的探讨", 《机械工程师》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103899853B (en) | A kind of complex copper moulds feedwater piping linkage structure and link thereof | |
| CN104654585B (en) | A kind of plastic inner container for water heater and its welding procedure | |
| CN206191145U (en) | Compound pipe fitting that liner of plastic water heater interface was used | |
| CN106439356A (en) | Composite pipe fitting for connector of liner of plastic water heater | |
| CN107816592A (en) | For connecting the pipe fitting of metal composite pipe material | |
| CN206191143U (en) | Metal insert that liner of plastic water heater interface was used | |
| US9518686B2 (en) | Threaded pipe assembly for use in a valve cartridge of a separable water faucet and method for manufacturing same | |
| CN206054255U (en) | Membrane pump and the purifier with which | |
| CN217082940U (en) | Double-liner spherical surface flexible connection composite conical surface structure of through electric water heater | |
| CN208123607U (en) | Shut-off valve for plastic conduit flexible assembly | |
| CN208431478U (en) | A kind of plastic elbow joint that anti-inserts slips | |
| CN206191120U (en) | Cladding plastic insert that liner of plastic water heater interface was used | |
| CN208302543U (en) | A kind of membrane component adapter | |
| CN203501918U (en) | Detonator plug | |
| CN202689112U (en) | Single-socket connected H pipe | |
| CN205101758U (en) | Tooth coupling in plastics water feeding pipe screw thread | |
| CN219446107U (en) | PPH rectangular flaring die | |
| CN211951838U (en) | Big return bend spare of injection moulding female thread | |
| CN218852443U (en) | Steam joint and evaporate roast little culinary art device suitable for evaporate little culinary art | |
| CN216914477U (en) | Bottle embryo that improved generation leakproofness is good | |
| CN215000107U (en) | Sealed water pipe joint structure | |
| CN207572623U (en) | A kind of medical treatment LED lamp power outlet | |
| CN204254124U (en) | Electric melting pipe fittings | |
| CN108612932A (en) | A kind of plastic elbow joint that anti-inserts slips | |
| CN209213234U (en) | A kind of coupling adapter of plastic conduit and metallic conduit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170222 |