CN109058637A - Cloth wire form electric melting pipe fittings after a kind of - Google Patents
Cloth wire form electric melting pipe fittings after a kind of Download PDFInfo
- Publication number
- CN109058637A CN109058637A CN201811110364.XA CN201811110364A CN109058637A CN 109058637 A CN109058637 A CN 109058637A CN 201811110364 A CN201811110364 A CN 201811110364A CN 109058637 A CN109058637 A CN 109058637A
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- China
- Prior art keywords
- tube body
- electric heating
- melting
- electrode
- electric
- 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
- 238000002844 melting Methods 0.000 title claims abstract description 104
- 230000008018 melting Effects 0.000 title claims abstract description 104
- 239000004744 fabric Substances 0.000 title claims abstract description 31
- 238000005485 electric heating Methods 0.000 claims abstract description 67
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 244000144985 peep Species 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 13
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 6
- 239000004700 high-density polyethylene Substances 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 31
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003723 Smelting Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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
- F16L47/02—Welded joints; Adhesive joints
- F16L47/03—Welded joints with an electrical resistance incorporated in the joint
Abstract
The present invention provides a kind of rear cloth wire form electric melting pipe fittings, including electric heating melting tube body, the electric heating melting tube body is one section of hollow tube, the inner surface of tube wall of electric heating melting tube body is embedded with helical form heating wire, and the screw pitch of the heating wire is equal, and electrode is equipped on the outside of the tube wall of electric heating melting tube body, the lower end of the electrode is electrically connected with heating wire, electric heating melting tube body is equipped with electrode sheath on the position for corresponding to electrode, and electrode sheath is hollow cavity, for passing through for the binding post；The through-hole that the tube wall that electrode passes through electric heating melting tube body is equipped with is placed on outside the tube wall of electric heating melting tube body, and it is placed in electrode sheath, both ends on the outside of the tube wall of electric heating melting tube body are respectively provided with a peep hole, and the inside of electrode sheath is arranged in peep hole, and observation column is provided in the peep hole.Through the invention, to solve the problems, such as to easily cause conducting wire short circuit in electric melting pipe fittings welding process of the existing technology and uneven heating is even leads to poor welding quality.
Description
Technical field
The present invention relates to plastic pipe installing areas, and in particular to cloth wire form electric melting pipe fittings after a kind of.
Background technique
By the practice and development of more than ten years, the welding procedure technology of Plastics in China pipeline is ripe day by day at present, in plastics
In pipe connecting method, electric melting connection is important one of connection type, mainly realizes pipeline with heating wire electrothermal smelting tube
Between connection.Electric melting pipe fittings are by polyethylene tube body, the binding post being arranged on tube body, the high resistant being coiled on inboard wall of tube body
Value heating wire is made, and described heating wire is bare wire and is arranged in the wiring groove on inboard wall of tube body by routing machine, in tube body
Corresponding lead position is molded with melting protective layer on inner wall.The electric melting pipe fittings of this structure are in welding, due between heating wire
Away from and depth is different in tube wall, it is short-circuit to easily cause conducting wire, while also resulting in pipe fitting and tubing uneven heating is even, can not guarantee
Welding quality.
Summary of the invention
The present invention provides a kind of rear cloth wire form electric melting pipe fittings, to solve in electric melting pipe fittings welding process of the existing technology
Easily cause conducting wire short circuit and uneven heating even the problem of leading to poor welding quality.
In order to solve the above technical problems, the present invention provides a kind of rear cloth wire form electric melting pipe fittings, including electric heating melting tube body, it is described
Electric heating melting tube body is one section of hollow tube, and the inner surface of tube wall of electric heating melting tube body is embedded with helical form heating wire, and the heating wire is equal
In the even inner surface of tube wall for being laid on electric heating melting tube body, the screw pitch of the heating wire is equal, sets on the outside of the tube wall of electric heating melting tube body
There is electrode, the lower end of the electrode is electrically connected with heating wire, and electric heating melting tube body is equipped with electrode on the position for corresponding to electrode and protects
Set, electrode sheath is hollow cavity, for passing through for the binding post；Electrode passes through the through-hole that the tube wall of electric heating melting tube body is equipped with
It is placed on outside the tube wall of electric heating melting tube body, and is placed in electrode sheath, the both ends on the outside of the tube wall of electric heating melting tube body are respectively provided with one
A peep hole, and the inside of electrode sheath is arranged in peep hole, and observation column is provided in the peep hole.
The peep hole is the hollow cavity being provided on electric heating melting tube body tube wall, and the top of hollow cavity is higher than electric heating melting
The outer surface of tube wall of tube body, observation column are arranged in hollow cavity, and the top for observing column is lower than the oral area of peep hole.
The heating wire is 0.5 ± 0.1mm with a distance from electric heating melting inboard wall of tube body.
The electrode uses copper material.
Electrode protection lid is stamped outside the electrode sheath, the electrode protection lid is plastic material.
The value range of the bore of the electric heating melting tube body is 180 millimeters to 1200 millimeters, and the electric heating melting tube body uses
Polyethylene or high density polyethylene (HDPE) material.
Electrode sheath and peep hole and electric heating melting tube body are integrally formed.
The heating wire is copper wire.
The heating wire is Contra wire.
The electric heating melting tube body is two flow-through casings, and shape is straight tube or bend pipe；Or the electric heating melting tube body is threeway
Molded cannula；Two logical or threeway interconnected pipeline sections are in the casing or electric heating melting tube body of diameter in the electric heating melting tube body
Two logical or threeway interconnected pipeline sections are the casing of variable diameter.
Bring of the present invention the utility model has the advantages that screw pitch is impartial when heating wire insertion pipe fitting inner wall in electric melting pipe fittings of the invention,
Cloth silk is uniformly reasonable, and it is convenient that wiring is concentrated, no fracture of wire, short circuit sorrow；Fever is uniformly, welding position is synchronous melts, melting welding connection
Effect stability.When pipe fitting welding, plastic molting and when a small amount of flowing occurs, compact arranged heating wire screw pitch does not occur abnormal
Become, therefore, short circuit is not easy between heating wire, so that it is guaranteed that welding quality, safe and reliable.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the rear cloth wire form electric melting pipe fittings of the embodiment of the present invention.
Fig. 2 is the schematic perspective view of the rear cloth wire form electric melting pipe fittings of the embodiment of the present invention.
Wherein, 1- electric heating melting tube body, 2- heating wire, 3- electrode, 4- electrode sheath, 5- peep hole, 6- observe column.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with drawings and the specific embodiments, to this
Invention is described in further detail.
Fig. 1 is the diagrammatic cross-section of the rear cloth wire form electric melting pipe fittings of the embodiment of the present invention.
Fig. 2 is the schematic perspective view of the rear cloth wire form electric melting pipe fittings of the embodiment of the present invention.
As shown in Figs. 1-2, the present invention provides a kind of rear cloth wire form electric melting pipe fittings, including electric heating melting tube body 1, the electric heating melting
Tube body is one section of hollow tube, and the inner surface of tube wall of electric heating melting tube body 1 is embedded with helical form heating wire 2, and the heating wire 2 is uniformly spread
It is located in the inner surface of tube wall of electric heating melting tube body, the screw pitch of the heating wire 2 is equal, is equipped on the outside of the tube wall of electric heating melting tube body 1
The lower end of electrode 3, the electrode is electrically connected with heating wire 2, and electric heating melting tube body 1 is equipped with electrode on the position for corresponding to electrode 3
Sheath 4, electrode sheath 4 are hollow cavity, for passing through for the binding post；The tube wall that electrode 3 passes through electric heating melting tube body 1 is equipped with
Through-hole be placed on outside the tube wall of electric heating melting tube body 1, and be placed in electrode sheath 4, the both ends on the outside of the tube wall of electric heating melting tube body 1
It is respectively provided with a peep hole 5, and the inside of electrode sheath 4 is arranged in peep hole 5, observation column 6 is provided in the peep hole 5.
The peep hole 5 is the hollow cavity being provided on 1 tube wall of electric heating melting tube body, and the top of hollow cavity is higher than electric heating
The outer surface of tube wall of fusion tube body 1, observation column 6 are arranged in hollow cavity, and the top for observing column is lower than the oral area of peep hole.
The heating wire 2 is 0.5 ± 0.1mm with a distance from 1 inner wall of electric heating melting tube body.
The electrode 3 uses copper material.
Electrode protection lid 8 is stamped outside the electrode sheath 4, the electrode protection lid 8 is plastic material.
The value range of the bore of the electric heating melting tube body 1 is 180 millimeters to 1200 millimeters, and the electric heating melting tube body 1 is adopted
With polyethylene or high density polyethylene (HDPE) material.
Electrode sheath 4 and peep hole 5 and electric heating melting tube body 1 are integrally formed.
The heating wire 2 is copper wire.
The heating wire 2 is Contra wire.
The electric heating melting tube body 1 is two flow-through casings, and shape is straight tube or bend pipe；Or the electric heating melting tube body 1 is three
Flow-through casing；Two logical or threeway interconnected pipeline sections are the casing or electric heating melting tube body with diameter in the electric heating melting tube body 1
Two logical or threeway interconnected pipeline sections are the casing of variable diameter in 1.The present invention can be needed according to the use of user and be made.
In the present embodiment, the both ends of the electric heating melting tube body 1 are equipped with electrode 3, and electrode 3 uses copper material, for connecting electricity
Exterior power supply is accessed in pipe fitting, makes the electrothermal wire heating of its inner surface by fusing soldering welder, to reach the function with tubing welding.
The lower end of the electrode is connected to the heating wire 2 on straight barrel type inner wall respectively, and electrode protection set 4 is equipped with outside the electrode, main
Act on is that copper electrode 3 in storage and transportation and work progress is protected not will receive pressure injury.An observation is respectively provided on the inside of the electrode
Hole, peep hole are a widgets of pipe fitting electric smelting main body, and function is during electric fusion welding, as welding melting generates
Fusion pressure become larger, the observation column in peep hole 5 can be with being displaced outwardly, to characterize the welding quality and state of pipe fitting.
When needing to weld tubing, plastic composite pipe tubing is inserted into electrothermal smelting tube, then connects electrode 3
Power supply, copper electrode 3 are connected with heating wire 2, so that heating wire 2 heats, melt the PE raw material of tubing and pipe fitting welding face, are allowed to
It is connected as an entirety, and then realizes that plastic composite pipe tubing and electrothermal smelting tube carry out melting connection.
Specifically, soldered pipeline is scraped into oxide layer, by cloth wire form electric melting sleeve pipe after pipeline insertion heavy caliber
In part, heating wire is powered by the electrode connection terminal on electric melting pipe fittings, and be allowed to heat, under the action of heat transmitting, with
The increase of heating time, the resin on pipe fitting and pipeline joint face be in viscous state, be energized to the stipulated time, interrupt power supply, even
Junction is cooling, and the resin of fusing is made to be changed into glassy state to reach plastic pipe and tubing height welding purpose.
It can be completed by Full-automatic electric fusion welding machine using the electric smelting connection procedure of electric melting pipe fittings, pass through full-automatic electric smelting
Welding machine controls welding process, substantially reduces the influence of natural environment and human factor, has preferably to welding quality is improved
Ensure effect.
Electric melting pipe fittings in the welding process, in the peep hole being arranged on the outer wall of electric smelting tube body 1 material can slowly jack up,
Until stopping after the completion of welding, the material of the jack-up of hole surface is observed, is facilitated with the method estimated to being welded on welding situation
Auxiliary identification is carried out, it is very convenient effective.
Its production process of the rear cloth wire form electric melting pipe fittings of the present apparatus is as follows:
(1), blank tubing is processed on lathe meet the present invention claims pipe fitting；
(2), inflection molded line slot is tentatively completed on the electro-fusion socket face of electric melting pipe fittings with slot cutter, in the shape of a spiral, formed
Equal uniform pitch；
(3), a piece heating wire is first distributed into electric melting pipe fittings inner surface by helical manner with cloth silk cutter, in practical application
When, second step can save, and directly can complete wire casing with cloth silk cutter and carry out cloth silk simultaneously；
(4), two electrodes are loaded onto, and two heating wire ends of starting point are separately fixed on two copper electrodes.
The invention has the advantages that screw pitch is impartial when 1, heating wire is embedded in pipe fitting inner wall, cloth silk is uniformly reasonable, wiring concentration side
Just, no fracture of wire, short circuit sorrow；Fever is uniformly, welding position is synchronous melts, and melting welding connection effect is stablized.When pipe fitting welding, modeling
When material melts and occurs to flow on a small quantity, compact arranged heating wire screw pitch is not distorted, and therefore, between heating wire is not easy short
Road, so that it is guaranteed that welding quality, safe and reliable.2, heating wire is embedded in electrothermal smelting tube inner surface of tube wall certain depth, pipe
When part and pipeline grafting, heating wire is not fallen off.3, post-production is carried out to product using rear cloth silk mode and cloth heating wire is handled,
The dimensional accuracy of product greatly improved, improve weld strength；Using half it is exposed after cloth wire form production process route, when welding,
Heating wire can directly and tubing welds face contact, realizes quickly and reliably welds, weld strength is high.
In conclusion the present invention improves efficiency, heating wire component in the inner surface plastics of pipe fitting, fix by position,
And be reasonably distributed, welding quality is good, and highly reliable, the peep hole on electric smelting tube wall can observe directly electric heating melting welding
The case where journey resin melting expands.
The above description is only an embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (10)
1. cloth wire form electric melting pipe fittings after a kind of, which is characterized in that including electric heating melting tube body (1), the electric heating melting tube body is one section
The inner surface of tube wall of hollow tube, electric heating melting tube body (1) is embedded with helical form heating wire (2), and the heating wire (2) is uniformly laid on
In the inner surface of tube wall of electric heating melting tube body, the screw pitch of the heating wire (2) is equal, is equipped on the outside of the tube wall of electric heating melting tube body (1)
The lower end of electrode (3), the electrode is electrically connected with heating wire (2), and electric heating melting tube body (1) is on the position for corresponding to electrode (3)
Equipped with electrode sheath (4), electrode sheath (4) is hollow cavity, for passing through for the binding post；Electrode (3) passes through electric heating fusion tube
The through-hole that the tube wall of body (1) is equipped with is placed on outside the tube wall of electric heating melting tube body (1), and is placed in electrode sheath (4), electric heating melting
Both ends on the outside of the tube wall of tube body (1) are respectively provided with a peep hole (5), and peep hole (5) is arranged in the interior of electrode sheath (4)
Side, the peep hole (5) is interior to be provided with observation column (6).
2. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that the peep hole (5) is to be provided with electric heating
Hollow cavity on fusion tube body (1) tube wall, the top of hollow cavity are higher than the outer surface of tube wall of electric heating melting tube body (1), observe column
(6) it is arranged in hollow cavity, the top for observing column is lower than the oral area of peep hole.
3. cloth wire form electric melting pipe fittings after as described in claim 1, the heating wire (2) from electric heating melting tube body (1) inner wall away from
From for 0.5 ± 0.1mm.
4. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that the electrode (3) uses copper material.
5. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that be stamped electrode outside the electrode sheath (4)
Protection cap (8), the electrode protection lid (8) are plastic material.
6. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that the bore of the electric heating melting tube body (1)
Value range is 180 millimeters to 1200 millimeters, and the electric heating melting tube body (1) uses polyethylene or high density polyethylene (HDPE) material.
7. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that electrode sheath (4) and peep hole (5) and electricity
Tube body (1) is heated to be integrally formed.
8. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that the heating wire (2) is copper wire.
9. cloth wire form electric melting pipe fittings after as described in claim 1, which is characterized in that the heating wire (2) is Contra wire.
10. cloth wire form electric melting pipe fittings after as claimed in claims 1-9, which is characterized in that the electric heating melting tube body (1) is two logical
Molded cannula, shape are straight tube or bend pipe；Or the electric heating melting tube body (1) is threeway molded cannula；In the electric heating melting tube body (1)
Two logical or threeway interconnected pipeline sections are logical or threeway interconnected in the casing or electric heating melting tube body (1) of diameter two
Pipeline section be variable diameter casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811110364.XA CN109058637A (en) | 2018-09-21 | 2018-09-21 | Cloth wire form electric melting pipe fittings after a kind of |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811110364.XA CN109058637A (en) | 2018-09-21 | 2018-09-21 | Cloth wire form electric melting pipe fittings after a kind of |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109058637A true CN109058637A (en) | 2018-12-21 |
Family
ID=64763396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811110364.XA Pending CN109058637A (en) | 2018-09-21 | 2018-09-21 | Cloth wire form electric melting pipe fittings after a kind of |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109058637A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805780A (en) * | 2019-10-18 | 2020-02-18 | 上海瑞河企业集团有限公司 | Stainless steel pipeline emergency repair construction method |
| CN115013602A (en) * | 2022-06-10 | 2022-09-06 | 宁夏青龙塑料管材有限公司 | Electric melting pipe fitting for high-pressure composite pipeline and manufacturing method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11294673A (en) * | 1998-04-10 | 1999-10-29 | Mitsui Chem Inc | Electrofusion joint |
| CN2586864Y (en) * | 2002-11-28 | 2003-11-19 | 牛广田 | Electric melting pipe fitting |
| CN102506257A (en) * | 2011-10-31 | 2012-06-20 | 余姚市河姆渡庆发实业有限公司 | Electric melting pipe fitting containing electric heating wire and manufacturing method thereof |
| CN204829083U (en) * | 2015-06-15 | 2015-12-02 | 宁波市宇华电器有限公司 | Cloth silk formula electrocast sleeve pipe fitting behind heavy -calibre |
| CN209484136U (en) * | 2018-09-21 | 2019-10-11 | 江特科技股份有限公司 | Cloth wire form electric melting pipe fittings after a kind of |
-
2018
- 2018-09-21 CN CN201811110364.XA patent/CN109058637A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11294673A (en) * | 1998-04-10 | 1999-10-29 | Mitsui Chem Inc | Electrofusion joint |
| CN2586864Y (en) * | 2002-11-28 | 2003-11-19 | 牛广田 | Electric melting pipe fitting |
| CN102506257A (en) * | 2011-10-31 | 2012-06-20 | 余姚市河姆渡庆发实业有限公司 | Electric melting pipe fitting containing electric heating wire and manufacturing method thereof |
| CN204829083U (en) * | 2015-06-15 | 2015-12-02 | 宁波市宇华电器有限公司 | Cloth silk formula electrocast sleeve pipe fitting behind heavy -calibre |
| CN209484136U (en) * | 2018-09-21 | 2019-10-11 | 江特科技股份有限公司 | Cloth wire form electric melting pipe fittings after a kind of |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805780A (en) * | 2019-10-18 | 2020-02-18 | 上海瑞河企业集团有限公司 | Stainless steel pipeline emergency repair construction method |
| CN110805780B (en) * | 2019-10-18 | 2021-03-26 | 上海瑞河企业集团有限公司 | Stainless steel pipeline emergency repair construction method |
| CN115013602A (en) * | 2022-06-10 | 2022-09-06 | 宁夏青龙塑料管材有限公司 | Electric melting pipe fitting for high-pressure composite pipeline and manufacturing method thereof |
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