CN102518898A - Reinforced electric hot melting belt and connecting structure and method thereof for connecting reinforced plastic electric hot melting belt with plastic pipeline - Google Patents
Reinforced electric hot melting belt and connecting structure and method thereof for connecting reinforced plastic electric hot melting belt with plastic pipeline Download PDFInfo
- Publication number
- CN102518898A CN102518898A CN2012100066029A CN201210006602A CN102518898A CN 102518898 A CN102518898 A CN 102518898A CN 2012100066029 A CN2012100066029 A CN 2012100066029A CN 201210006602 A CN201210006602 A CN 201210006602A CN 102518898 A CN102518898 A CN 102518898A
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- electric thermal
- thermal smelting
- smelting belt
- belt
- welding
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- 239000004033 plastic Substances 0.000 title claims abstract description 78
- 229920003023 plastic Polymers 0.000 title claims abstract description 78
- 238000002844 melting Methods 0.000 title claims abstract description 22
- 230000008018 melting Effects 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title abstract description 4
- 239000002990 reinforced plastic Substances 0.000 title abstract 3
- 239000002184 metal Substances 0.000 claims abstract description 45
- 238000003466 welding Methods 0.000 claims abstract description 42
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 7
- 238000003723 Smelting Methods 0.000 claims description 77
- 239000000463 material Substances 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 8
- 239000004416 thermosoftening plastic Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 229910052755 nonmetal Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 description 4
- 230000004927 fusion Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The invention relates to a screen mesh or metal hole plate-reinforced plastic electric hot melting belt used for connecting a plastic pipeline. The screen mesh or metal hole plate-reinforced plastic electric hot melting belt comprises a thermoplastic plastic plate belt, wherein a conductive metal net is pressed and embedded on a plate surface at one side of the plastic plate belt; two ends of the metal net in a length direction are provided with outgoing wire electrodes connected with the metal net; and at least one layer of reinforced screen mesh or metal hole plate is compounded in the plastic plate belt. A connecting structure for connecting the plastic pipeline with the electric hot melting belt comprises a coating electric hot melting belt, filling solders and a lapping electric hot melting belt, wherein the coating electric hot melting belt is coated and fusion-welded on the outer wall surfaces of two connected pipe end connecting areas in a manner of two-end butting or is adhered and fusion-welded on the inner wall surfaces of two connected pipe end connecting areas, and a gap suitable for welding is arranged at an abutting joint; the filling solders are used for welding and filling the gap of the abutting joint of the coating electric hot melting belt; and the lapping electric hot melting belt is used for fusion-welding a surface area of the abutting joint of the coating electric hot melting belt. A connecting method for connecting the plastic pipeline is comprised in the invention.
Description
Technical field
The present invention relates to a kind of Electric thermal smelting belt, the plastics Electric thermal smelting belt that especially a kind of silk screen or metal perforated plate strengthen.The invention still further relates to the linkage structure and the connecting means that connect plastic pipe with this Electric thermal smelting belt.
Background technique
Existing common plastics Electric thermal smelting belt product based on known technology is to be made up of the conductive metal mesh that pressing on the plate face of thermoplastic strip and strip is inlayed, and it is widely used in major diameter does not have the connection of pressing the thermoplastic drainage pipe.The common plastics Electric thermal smelting belt is processed by pure plastics, and its tensile strength is lower, can only satisfy the drainage pipe that only bears external pressure (no tensile stress load) and use.During use, be coated on the outer wall surface of connected tube end, or be close on the inner wall surface of connected tube end, energising heating back is welded together with tubing and forms being connected of pipeline.Be illustrated in figure 1 as existing common pure plastics Electric thermal smelting belt in use; Two bridging arrangements that adopt the end; There are a wedge-shaped crevice 3 in 2 of lap-joint's Electric thermal smelting belt 1 and tube walls; Normally in the slit, insert a wedge shape unit of plastic, during energising melting welding with unit of plastic and the filling of Electric thermal smelting belt melting welding in the lump wedge-shaped crevice.But because the conductive metal mesh on the Electric thermal smelting belt can not the Direct Contact Heating tube wall, cause that welding quality is the poorest often here here, be easy to generate leakage.
At present, be used for the equal wall thickness thermoplastic pipeline of discharge pressure medium, diameter generally all adopts the way of butt fusion welding to connect usually below 800 millimeters, and diameter adopts the injection moulding electrothermal smelting tube to connect less than 400 millimeters also have.For the existing injection moulding pipe fitting production technology of the connection of the pressure-bearing plastic pipe of larger diameter corresponding electrothermal smelting tube product can not be provided still; Even can provide; Because cost of production and the strange high market of price also can't be accepted; Still adopt the way of butt fusion welding, exist special device extremely bulky complex, move station difficulty, the operation element amount is big, efficiency of construction is low, cost is high problem.For the compound pressure-bearing plastic pipe of major diameter (more than 1200 millimeters) structural walls that occurs in recent years, because wall structure is complicated, wall thickness just can't adopt the hot melt duct butt-welding method of existing technology to connect at all.
Summary of the invention
The objective of the invention is to bear the plastic pipe of internal pressure, particularly the connectivity problem of major diameter structural walls composite plastic pipe in order to solve major diameter.
For achieving the above object, the invention provides plastics Electric thermal smelting belt that a kind of silk screen or metal perforated plate strengthen and with the linkage structure and the connecting means of this Electric thermal smelting belt connection major diameter pressure-bearing plastic pipe.
The plastics Electric thermal smelting belt that silk screen of the present invention or metal perforated plate strengthen comprises the thermoplastic strip; Pressing is inlaid with conductive metal mesh on the side plate face of plastics strip; Conductive metal mesh has at the two ends of length direction with conductive metal mesh joins and picks out lead electrode, and being compounded with at least in the plastics strip, one deck strengthens silk screen or metal perforated plate.
Adopt to strengthen silk screen or metal perforated plate reinforcement, make Electric thermal smelting belt have identical intensity at length and width direction.
Further, the length of conductive metal mesh is identical with the plastics strip, and lengthwise edge and plastic board are brought all flat, and width is slightly less than the plastics strip, and each edge equates far from the distance of plastics strip respective edges on the width direction.
Further, the length that strengthens silk screen or metal perforated plate is identical with the plastics strip, and lengthwise edge and plastic board are brought all flat, and width is slightly less than the plastics strip, and each edge equates far from the distance of plastics strip respective edges on the width direction.
Further, the tensile strength that strengthens silk screen or metal perforated plate material must be more than three times of plastic board band matter tensile strength, and must be compounded in the plastics strip with laminated form, and the material that strengthens silk screen can be a metal or nonmetal.
The present invention comprises with the linkage structure that above-mentioned Electric thermal smelting belt connects major diameter pressure-bearing plastic pipe: coat Electric thermal smelting belt; Its mode with two ends butt joints coats the inner wall surface that the outer wall surface that is welding in connected two pipe end join domains or applying are welding in connected two pipe end join domains, and joint is provided with the slit of suitable welding; The filling scolder, its welding filling coats the slit of Electric thermal smelting belt joint; Overlap joint Electric thermal smelting belt, its melting welding coat Electric thermal smelting belt joint surface area.
Further, the plastics that coat Electric thermal smelting belt, overlap joint Electric thermal smelting belt and filling scolder are with identical by connection plastic pipe material.
Further, the filling scolder is coating Electric thermal smelting belt, and the melting welding of connected pipe wall surface links into an integrated entity, and makes the coating Electric thermal smelting belt form continuous sealing coating at joint.
Further, the overlap joint Electric thermal smelting belt is identical with coating Electric thermal smelting belt width, and the former is no more than the latter's 1/4th length, both justified margins on the width direction, and the former is the center symmetric arrangement with the filling weld seam on the length direction.
Further, the slit of coating Electric thermal smelting belt joint is arranged on the summit of tubing.
The present invention comprises with the connecting means that above-mentioned Electric thermal smelting belt connects major diameter pressure-bearing plastic pipe: will coat Electric thermal smelting belt and coat the inner wall surface that the outer wall surface that is welding in connected two pipe end join domains or applying are welding in connected two pipe end join domains with the mode of two ends butt joint, joint is provided with suitable slit of welding; Coat the slit of Electric thermal smelting belt joint with filling scolder welding filling; Coat Electric thermal smelting belt joint surface area with the melting welding of overlap joint Electric thermal smelting belt.
Description of drawings
Fig. 1 is the linkage structure schematic representation that the Electric thermal smelting belt of existing technology connects plastic pipe;
Fig. 2 is the sectional view of the plastics Electric thermal smelting belt of silk screen enhancing of the present invention;
Fig. 3 is a schematic representation of realizing linkage structure of the present invention;
Fig. 4 is another schematic representation of realizing linkage structure of the present invention.
Embodiment
As shown in Figure 2; The plastics Electric thermal smelting belt 4 that silk screen of the present invention or metal perforated plate strengthen comprises thermoplastic strip 5; Pressing is inlaid with conductive metal mesh 6 on the side plate face of plastics strip 5; Conductive metal mesh 6 has at the two ends of length direction with conductive metal mesh 6 joins and picks out lead electrode 7, and being compounded with at least in the plastics strip 5, one deck strengthens silk screen or metal perforated plate 8.The length of conductive metal mesh 6 is identical with the length of plastics strip 5; The edge of length direction conductive metal mesh 6 flushes with the edge of plastics strip 5; The width of conductive metal mesh 6 is slightly less than the width of plastics strip 5, and each edge of conductive metal mesh 6 equates far from plastics strip 5 respective edges distance on the width direction.The plastics that like this, can prevent fusion during hot melt flow out from the edge of plastics strip 5.The length that strengthens silk screen or metal perforated plate 8 is identical with the length of plastics strip 5; The edge that length direction strengthens silk screen or metal perforated plate 8 flushes with the edge of plastics strip 5; The width that strengthens silk screen or metal perforated plate 8 is slightly less than the width of plastics strip 5, and each edge that strengthens silk screen or metal perforated plate 8 on the width direction equates far from plastics strip 5 respective edges distance.The tensile strength that strengthens silk screen or metal perforated plate 8 materials must be the tensile strength of plastics strip 5 materials more than three times, and strengthens silk screen or metal perforated plate 8 must be compounded in the plastics strip 5 with laminated form, and the material that strengthens silk screen can be a metal or nonmetal.
Fig. 3, shown in 4; The linkage structure that above-mentioned Electric thermal smelting belt 4 of the present invention connects major diameter pressure-bearing plastic pipe 10 comprises: coat Electric thermal smelting belt 11; Its mode with two ends butt joints coats the inner wall surface (only having represented to coat the situation of outer wall among the figure) that the outer wall surface that is welding in connected two pipe end join domains or applying are welding in connected two pipe end join domains, and joint is provided with the slit of suitable welding; The 12 welding fillings of filling scolder coat the slit of Electric thermal smelting belt 11 joints; 13 melting welding of overlap joint Electric thermal smelting belt are coated on and coat Electric thermal smelting belt 11 joint surface areas.Coat Electric thermal smelting belt 11, overlap the plastics Electric thermal smelting belt 4 that Electric thermal smelting belt 13 is above-mentioned silk screen or metal perforated plate enhancing.The plastics that coat Electric thermal smelting belt 11, overlap joint Electric thermal smelting belt 13 and filling scolder 12 are with identical by connection plastic pipe 10 materials.Filling scolder 12 is coating Electric thermal smelting belt 11, and the melting welding of connected pipe wall surface links into an integrated entity, and makes coating Electric thermal smelting belt 11 form continuous sealing coating at joint.Overlap joint Electric thermal smelting belt 13 is identical with coating Electric thermal smelting belt 11 width, and the former is no more than the latter's 1/4th length, both justified margins on the width direction, and the former is the center symmetric arrangement with the filling weld seam on the length direction.The slit that coats the Electric thermal smelting belt joint is arranged on the summit of tubing, and the ground of being placed when the summit of tubing is laid with tubing is that benchmark is confirmed.
It is following that Electric thermal smelting belt of the present invention 4 connects the connecting means of major diameter pressure-bearing plastic pipes 10: at first will coat Electric thermal smelting belt 11 and coat the inner wall surface (only having represented to coat the situation of outer wall among the figure) that the outer wall surface that is welding in connected two pipe end join domains or applying are welding in connected two pipe end join domains with the mode of two ends butt joint, joint is provided with suitable slit of welding; Then coat the slit of Electric thermal smelting belt 11 joints with the 12 welding fillings of filling scolder; To overlap Electric thermal smelting belt 13 melting welding at last and be coated on coating Electric thermal smelting belt 11 joint surface areas.
When applying was welding in the inner wall surface of connected two pipe end join domains, linkage structure and connecting means were similar with it.
Claims (10)
1. plastics Electric thermal smelting belt that the silk screen that is used to connect plastic pipe strengthens; Comprise the thermoplastic strip; Pressing is inlaid with conductive metal mesh on the side plate face of plastics strip; Conductive metal mesh has at the two ends of length direction with conductive metal mesh joins and picks out lead electrode, and it is characterized in that: being compounded with at least in the plastics strip, one deck strengthens silk screen or metal perforated plate.
2. Electric thermal smelting belt as claimed in claim 1; It is characterized in that: the length of conductive metal mesh is identical with the plastics strip; Lengthwise edge and plastic board are brought all flat, and width is less than the plastics strip, and each edge equates far from the distance of the respective edges of plastics strip on the width direction.
3. Electric thermal smelting belt as claimed in claim 1; It is characterized in that: the length that strengthens silk screen or metal perforated plate is identical with the plastics strip; Lengthwise edge and plastic board are brought all flat, and width is less than the plastics strip, and each edge equates far from the distance of the respective edges of plastics strip on the width direction.
4. Electric thermal smelting belt as claimed in claim 1; It is characterized in that: the tensile strength that strengthens silk screen or metal perforated plate material must be that the tensile strength of plastic board band matter is more than three times; And must be compounded in the plastics strip with laminated form, the material that strengthens silk screen can be a metal or nonmetal.
5. linkage structure that connects plastic pipe with the described Electric thermal smelting belt of each of claim 1-4; It is characterized in that: this linkage structure comprises: coat Electric thermal smelting belt; Its mode with two ends butt joints coats the inner wall surface that the outer wall surface that is welding in connected two pipe end join domains or applying are welding in connected two pipe end join domains, and joint is provided with the welding slit; The filling scolder, its welding filling coats the slit of Electric thermal smelting belt joint; Overlap joint Electric thermal smelting belt, its melting welding coat Electric thermal smelting belt joint surface area.
6. linkage structure as claimed in claim 5 is characterized in that: the plastics that coat Electric thermal smelting belt, overlap joint Electric thermal smelting belt and filling scolder are with identical by connection plastic pipe material.
7. linkage structure as claimed in claim 6 is characterized in that: the filling scolder is coating Electric thermal smelting belt, and the melting welding of connected pipe wall surface links into an integrated entity, and makes the coating Electric thermal smelting belt form continuous sealing coating at joint.
8. linkage structure as claimed in claim 5; It is characterized in that: the overlap joint Electric thermal smelting belt is identical with coating Electric thermal smelting belt width; The former is no more than the latter's 1/4th length, both justified margins on the width direction, and the former is the center symmetric arrangement with the filling weld seam on the length direction.
9. linkage structure as claimed in claim 5 is characterized in that: the slit that coats the Electric thermal smelting belt joint is arranged on the summit of tubing.
10. a connecting means that connects plastic pipe with the described Electric thermal smelting belt of each of claim 1-4 comprises: will coat Electric thermal smelting belt and coat the inner wall surface that the outer wall surface that is welding in connected two pipe end join domains or applying are welding in connected two pipe end join domains with the mode of two ends butt joint, joint is provided with and welds the slit; Coat the slit of Electric thermal smelting belt joint with filling scolder welding filling; Coat Electric thermal smelting belt joint surface area with the melting welding of overlap joint Electric thermal smelting belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210006602.9A CN102518898B (en) | 2012-01-10 | 2012-01-10 | Reinforced electric hot melting belt and connecting structure and method thereof for connecting reinforced plastic electric hot melting belt with plastic pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210006602.9A CN102518898B (en) | 2012-01-10 | 2012-01-10 | Reinforced electric hot melting belt and connecting structure and method thereof for connecting reinforced plastic electric hot melting belt with plastic pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102518898A true CN102518898A (en) | 2012-06-27 |
| CN102518898B CN102518898B (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210006602.9A Active CN102518898B (en) | 2012-01-10 | 2012-01-10 | Reinforced electric hot melting belt and connecting structure and method thereof for connecting reinforced plastic electric hot melting belt with plastic pipeline |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103883822A (en) * | 2014-04-03 | 2014-06-25 | 哈尔滨斯达维机械制造有限公司 | Watertight intensified electric thermal melting belt |
| CN104806820A (en) * | 2015-04-27 | 2015-07-29 | 重庆金山洋生管道有限公司 | Pin-type electric heating melting hold hoop |
| CN106151754A (en) * | 2016-07-15 | 2016-11-23 | 淮南市知产创新技术研究有限公司 | A kind of seal for pipe joints band |
| CN106641560A (en) * | 2016-12-16 | 2017-05-10 | 山东科技大学 | Enhanced electric melting repair strip and preparation method thereof |
| CN108468903A (en) * | 2018-06-25 | 2018-08-31 | 安徽恒生科技发展集团有限公司 | A kind of device for repairing pipeline |
| CN111268471A (en) * | 2020-02-01 | 2020-06-12 | 湖北仁峰环保新材料有限公司 | Automatic winding device and method for PE double-wall corrugated pipe socket plug hot-melt belt |
| CN111578028A (en) * | 2020-05-19 | 2020-08-25 | 华创天元实业发展有限责任公司 | Electric hot melting belt for reinforcing steel plate |
| CN114183616A (en) * | 2021-12-16 | 2022-03-15 | 华创天元实业发展有限责任公司 | Pipeline connecting device and method |
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| CN202647032U (en) * | 2012-01-10 | 2013-01-02 | 哈尔滨斯达维机械制造有限公司 | Enhanced electric heating melting belt and connecting structure with the enhanced electric heating melting belt for connecting plastic pipeline |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103883822A (en) * | 2014-04-03 | 2014-06-25 | 哈尔滨斯达维机械制造有限公司 | Watertight intensified electric thermal melting belt |
| CN104806820A (en) * | 2015-04-27 | 2015-07-29 | 重庆金山洋生管道有限公司 | Pin-type electric heating melting hold hoop |
| CN104806820B (en) * | 2015-04-27 | 2017-12-22 | 重庆金山洋生管道有限公司 | Bolt-type electric heating melting anchor ear |
| CN106151754A (en) * | 2016-07-15 | 2016-11-23 | 淮南市知产创新技术研究有限公司 | A kind of seal for pipe joints band |
| CN106641560A (en) * | 2016-12-16 | 2017-05-10 | 山东科技大学 | Enhanced electric melting repair strip and preparation method thereof |
| CN106641560B (en) * | 2016-12-16 | 2018-10-19 | 山东科技大学 | A kind of reinforced electric hot melt mending tape and preparation method thereof |
| CN108468903A (en) * | 2018-06-25 | 2018-08-31 | 安徽恒生科技发展集团有限公司 | A kind of device for repairing pipeline |
| CN111268471A (en) * | 2020-02-01 | 2020-06-12 | 湖北仁峰环保新材料有限公司 | Automatic winding device and method for PE double-wall corrugated pipe socket plug hot-melt belt |
| CN111268471B (en) * | 2020-02-01 | 2021-04-23 | 湖北仁峰环保新材料有限公司 | Automatic winding device and method for PE double-wall corrugated pipe socket plug hot-melt belt |
| CN111578028A (en) * | 2020-05-19 | 2020-08-25 | 华创天元实业发展有限责任公司 | Electric hot melting belt for reinforcing steel plate |
| CN114183616A (en) * | 2021-12-16 | 2022-03-15 | 华创天元实业发展有限责任公司 | Pipeline connecting device and method |
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| CN102518898B (en) | 2014-05-07 |
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Address after: 150090, room 36, No. 302, Songshan Road, Nangang District, Heilongjiang, Harbin Patentee after: HARBIN STARWAY PIPELINE TECHNOLOGY CO.,LTD. Address before: 150090, room 36, No. 302, Songshan Road, Nangang District, Heilongjiang, Harbin Patentee before: Harbin Starway Machinery Manufacturing Co.,Ltd. |
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Denomination of invention: Strengthening the connection structure and method of electric heating fusion tape and its connection to plastic pipes Effective date of registration: 20231116 Granted publication date: 20140507 Pledgee: Bank of China Limited Ezhou branch Pledgor: HUBEI XINGXIN TECHNOLOGY CO.,LTD. Registration number: Y2023980065912 |
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