CN209909388U - Reinforced electrothermal melting belt and connecting structure for connecting plastic pipeline - Google Patents
Reinforced electrothermal melting belt and connecting structure for connecting plastic pipeline Download PDFInfo
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- CN209909388U CN209909388U CN201920651481.0U CN201920651481U CN209909388U CN 209909388 U CN209909388 U CN 209909388U CN 201920651481 U CN201920651481 U CN 201920651481U CN 209909388 U CN209909388 U CN 209909388U
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Abstract
The utility model discloses a reinforced electric hot melting belt, belonging to the technical field of plastic pipeline hot melting connection, comprising a cladding plastic layer, a hot melting plastic layer and a reinforced wire mesh layer between the cladding plastic layer and the hot melting plastic layer, wherein a heating metal mesh is distributed on the surface of the hot melting plastic layer, electrode belts are respectively arranged on two sides of the heating metal mesh, and the electrode belts are arranged along two side edges of the reinforced electric hot melting belt in the width direction; one end of the reinforced electric hot melting belt along the length direction is provided with a chamfer end part, and the other end of the reinforced electric hot melting belt is coated outside the inclined surface side of the chamfer end part. The connecting structure for connecting the electric hot melting belt with the plastic pipeline is applied, two ends of the reinforced electric hot melting belt are lapped on the surfaces of the inner wall or the outer wall of the connecting area of the two plastic pipe ends to be connected, the heating metal net is tightly attached to the surfaces of the inner wall or the outer wall of the connecting area of the two plastic pipe ends, and the tail end of the reinforced electric hot melting belt at least extends and is lapped to the root part of the inclined plane of the end part of the chamfer angle. By changing the coating mode and the electrifying direction of the enhanced electric hot melting belt, the connection efficiency and the welding quality are improved.
Description
Technical Field
The utility model belongs to the technical field of the plastic conduit hot melt is connected, especially, relate to a reinforcing electric hot melt area and connection structure who connects plastic conduit thereof.
Background
The prior art electrothermal melting belt generally comprises a thermoplastic plastic plate strip embedded with a reinforced interlayer, a conductive metal mesh is embedded on the laminating surface of the plate strip, and electrode strips connected with two ends of the conductive metal mesh are generally arranged in the length direction of the electrothermal melting belt. The electric hot melting belt with the structure can not be lapped and welded on the surface of the plastic pipeline, only butt welding can be adopted, then butt welding is carried out manually, and then the lap electric hot melting belt is lapped and welded on the butt welding. The connection mode has more process steps, complicated operation process and longer time consumption, and the operation proficiency of an operator also influences the quality of the seam during manual repair welding.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reinforcing electric heat melting area and connection structure who connects plastic conduit thereof aims at solving the electric heat melting area among the above-mentioned prior art and can not overlap joint welded technical problem.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a reinforced electric hot melt belt comprises a cladding plastic layer, a reinforcing wire mesh layer and a hot melt plastic layer, wherein the hot melt plastic layer is used for being in hot melt welding with the surface of a plastic pipeline; one end of the reinforced electric hot melting belt along the length direction is provided with a chamfer end part, and the other end of the reinforced electric hot melting belt is coated outside the inclined surface side of the chamfer end part.
Preferably, the width of the coating plastic layer, the width of the reinforcing wire mesh layer and the width of the hot-melt plastic layer are the same, the width of the heating metal mesh is larger than the width of the hot-melt plastic layer, the margins with the same width are reserved at the two edges of the heating metal mesh and the two edges of the hot-melt plastic layer, and the electrode belt is buckled on the reserved margins of the heating metal mesh.
Preferably, the electrode belt is a copper belt electrode.
Preferably, the material of the reinforced wire mesh layer is reinforced steel wire mesh.
The utility model also provides an use above-mentioned reinforcing electric heat melting area to connect plastic conduit's connection structure, including reinforcing electric heat melting area, reinforcing electric heat melting area's both ends overlap joint is at the inner wall or the outer wall surface of two plastic pipe end connection regions of treating the connection, two plastic pipe end connection region's inner wall or outer wall surface are hugged closely to the metal mesh that generates heat, reinforcing electric heat melting area's the terminal inclined plane root of extending overlap joint to the chamfer tip at least.
Preferably, the hot-melt plastic layer and the cladding plastic layer are made of the same material as the two plastic pipes to be connected.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the utility model adopts the cladding mode of single-piece lap joint, the steps of manual repair welding butt joint and repair welding lap joint of the electric hot melting belt are eliminated, and the connection efficiency and the welding quality are improved; the electrode strip is arranged in the width direction of the enhanced electric hot melting strip, so that the electrifying direction is changed into the axial direction of the pipeline, and the condition that the heating metal net is in contact short circuit is avoided. The utility model discloses a change cladding mode and the circular telegram direction in reinforcing electric heat melting area, solve current electric heat melting area connection process step more, the operation process is loaded down with trivial details, the longer problem of time spent, solve the problem that the operation proficiency of operator caused the influence to the manual repair welding butt joint quality simultaneously.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of an enhanced electric hot melt strip provided by an embodiment of the present invention;
FIG. 2 is a schematic view of a connection structure for connecting plastic pipes using the reinforcing electric hot-melt tape of FIG. 1;
in the figure: 1-electrode band, 2-heating metal net, 3-hot melt plastic layer, 4-reinforcing silk net layer and 5-cladding plastic layer; 6-reinforced electric hot melting belt, 7-plastic pipeline and 8-chamfered end.
Detailed Description
The technical solutions in the embodiments of the present invention are 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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the reinforced electric hot melt belt 6 comprises a coated plastic layer 5, a reinforced wire mesh layer 4 and a hot melt plastic layer 3 for hot melt welding with the surface of a plastic pipeline 7, wherein the reinforced wire mesh layer 4 is arranged between the coated plastic layer 5 and the hot melt plastic layer 3, a heating metal mesh 2 is distributed on the surface of the hot melt plastic layer 3, electrode belts 1 are respectively arranged on two sides of the heating metal mesh 2, and the electrode belts 1 are arranged along two sides of the reinforced electric hot melt belt 6 in the width direction; one end of the reinforced electric hot melting belt 6 in the length direction is provided with a chamfer end part 8, and the other end of the reinforced electric hot melting belt 6 is coated outside the inclined plane side of the chamfer end part 8, so that a cavity at the lap joint can be avoided. The two sides of the heating metal net 2 are respectively provided with an electrode strip 1, the length of the electrode strips is consistent with that of the heating metal net, the electrode strips 1 are subjected to electric fusion welding, and the electric direction is the axial direction of the plastic pipeline, so that the problem that short circuit and the like influence welding can not be generated even if the heating metal net 2 at the lap joint is in contact with each other.
As a preferable structure, the width of the plastic coating layer 5, the width of the reinforcing wire mesh layer 4 and the width of the hot melt plastic layer 3 are the same, the width of the heating metal mesh 2 is larger than the width of the hot melt plastic layer 3, the two edges of the heating metal mesh 2 are reserved with the same width margin from the two edges of the hot melt plastic layer 3, and the electrode belt 1 is buckled and pressed on the reserved margin of the heating metal mesh 2. Wherein, the electrode belt 1 is a copper belt electrode. The reinforcing silk screen layer 4 provides bearing strength for the reinforcing electric hot melting belt 6, allowance is reserved on two sides of the width direction of the heating metal net 2 to buckle and press a copper belt electrode, and after the system formed by the reinforcing silk screen layer and the heating metal net is electrified, a heating and melting hot melting plastic layer 3 and a surface layer of a plastic pipeline 7 form hot melting welding.
In an embodiment of the present invention, the material of the reinforced mesh layer 4 is reinforced steel mesh. Of course, other metal or non-metal materials can be used for the reinforcing wire mesh layer.
The utility model also provides an use above-mentioned reinforcing electric heat melting area to connect plastic conduit's connection structure, as shown in figure 2, including reinforcing electric heat melting area 6, reinforcing electric heat melting area 6's both ends overlap joint is on the regional inner wall of two plastic tubing 7 end connection or the outer wall surface of treating the connection, two plastic tubing 7 end connection regional inner wall or outer wall surface are hugged closely to heating metal net 2, reinforcing electric heat melting area 6's the terminal inclined plane root that extends overlap joint to chamfer tip 8 at least. When the reinforcing electric hot melting belt is used for cladding and connecting the connecting areas of the two plastic pipelines 7 to be connected, the chamfer end parts 8 are pressed inside, and the arrangement of the chamfer end parts can avoid the formation of a cavity at the lap joint.
In a preferred embodiment of the present invention, the hot-melt plastic layer 3, the cladding plastic layer 5 and the two plastic pipes 7 to be connected are made of the same material. The copper strip electrodes of the enhanced electric hot melting strips are electrified for fusion welding, and the single enhanced electric hot melting strips are lapped and coated at the butt joint of the two plastic pipelines to integrate the three parts in fusion welding.
During specific operation, the reinforced electric hot melt belt 6 is coated on the outer wall surface of the connecting area of the two connected plastic pipelines 7 or is attached to the inner wall surface in an overlapping mode, the chamfer end of the reinforced electric hot melt belt at the overlapping position is arranged on the inner side, and the chamfer end enables the overlapping to be smooth and excessive and does not generate a cavity. After the connection is completed, the copper strip electrode is subjected to power-on fusion welding, and the power-on direction is the power-on along the axial direction of the plastic pipeline, so that the problem that the welding is affected by short circuit and the like can not be generated even if the heating metal net 2 at the lap joint is in contact.
To sum up, the utility model has the advantages of simple structure and good fusion welding quality, two plastic pipelines are fusion welded together in a mode of overlapping and cladding the single-piece reinforced electric hot melting belt, the steps of manual repair welding butt joint and repair welding lap joint of the electric hot melting belt are removed, and the connection efficiency and the welding quality are improved; the copper strip electrode is arranged in the width direction of the reinforced electric hot melting belt, so that the electrifying direction is changed into the axial direction parallel to the plastic pipeline, and the condition that the heating metal net is in contact short circuit is avoided. The utility model discloses a change reinforcing electric heat melting tape cladding mode and circular telegram direction, solve the current electric heat melting tape connection process step more, the operation process is loaded down with trivial details, the longer problem of time spent, solve the problem that the operation proficiency of operator caused the influence to the manual repair welding butt joint quality simultaneously.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the one described herein, and those skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed above.
Claims (6)
1. An enhanced electric hot melt strip, characterized in that: the plastic pipeline comprises a cladding plastic layer, a reinforcing wire mesh layer and a hot-melt plastic layer, wherein the hot-melt plastic layer is used for being in hot-melt welding with the surface of a plastic pipeline; one end of the reinforced electric hot melting belt along the length direction is provided with a chamfer end part, and the other end of the reinforced electric hot melting belt is coated outside the inclined surface side of the chamfer end part.
2. The enhanced electrothermal melt ribbon of claim 1, wherein: the width of the coating plastic layer, the width of the reinforcing wire mesh layer and the width of the hot melt plastic layer are consistent, the width of the heating metal mesh is larger than the width of the hot melt plastic layer, the two edges of the heating metal mesh are reserved with the same width of the two edges of the hot melt plastic layer, and the electrode belt is buckled on the reserved margin of the heating metal mesh.
3. The enhanced electrothermal melt ribbon of claim 1, wherein: the electrode belt is a copper belt electrode.
4. The enhanced electrothermal melt ribbon of claim 1, wherein: the reinforced wire mesh layer is made of reinforced steel wire meshes.
5. A coupling structure for coupling plastic pipes using the reinforcing electrothermal welding tape according to any one of claims 1 to 4, wherein: including reinforcing electric hot melt area, the both ends overlap joint of reinforcing electric hot melt area is at the inner wall or the outer wall surface of two plastic pipe end connection regions of treating the connection, the inner wall or the outer wall surface of two plastic pipe end connection regions are hugged closely to the metal mesh that generates heat, the terminal of reinforcing electric hot melt area extends the scarf joint to the inclined plane root of chamfer tip at least.
6. The structure of claim 5, wherein the reinforcing electrothermal welding band is connected to the plastic pipe by a connecting structure comprising: the hot-melt plastic layer and the cladding plastic layer are made of the same material as the two plastic pipes to be connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920651481.0U CN209909388U (en) | 2019-05-08 | 2019-05-08 | Reinforced electrothermal melting belt and connecting structure for connecting plastic pipeline |
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| CN201920651481.0U CN209909388U (en) | 2019-05-08 | 2019-05-08 | Reinforced electrothermal melting belt and connecting structure for connecting plastic pipeline |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578027A (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 special-shaped plate |
| 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 |
| CN114251532A (en) * | 2021-12-08 | 2022-03-29 | 华创天元实业发展有限责任公司 | Novel reinforced electric hot melting belt and connection mode for connecting novel reinforced electric hot melting belt with plastic pipeline |
-
2019
- 2019-05-08 CN CN201920651481.0U patent/CN209909388U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578027A (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 special-shaped plate |
| 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 |
| CN114251532A (en) * | 2021-12-08 | 2022-03-29 | 华创天元实业发展有限责任公司 | Novel reinforced electric hot melting belt and connection mode for connecting novel reinforced electric hot melting belt with plastic pipeline |
| 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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