Waterproof insulating electric hot melting belt

Abstract

The utility model provides a waterproof insulating electric hot melting belt, which relates to the field of electric hot melting belts and comprises an electric hot melting belt main body, the electric hot melting belt main body comprises a hot melting plastic layer, an electric heating wire net is arranged on the outer side of the hot melting plastic layer, a glass fiber layer is arranged on the outer side of the electric heating wire net, and a coating plastic layer is arranged on the outer side of the glass fiber layer. A tackifying plastic layer is arranged between the hot melting plastic layer and the electric heating wire net, a reinforcing connecting piece is arranged between the electric heating wire net and the glass fiber layer, meanwhile, a reinforcing waterproof layer is arranged between the glass fiber layer and the wrapping plastic layer, a conductive rod is connected to the end face of one side of the electric heating wire net, and a threaded rod is connected to the outer end of the conductive rod. The outer side of the threaded rod is connected with a nut. The reinforced electric hot melting belt solves the problems that an existing reinforced electric hot melting belt is inconvenient to connect with an external power supply, and the connection tightness between material layers still deviates.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric heat melting belt, specifically relates to a waterproof insulation electric heat melting belt. BACKGROUND

[0002] With the continuous increase of the caliber of plastic pipe, the existing electric melting sleeve connection technology and hot plate butt welding technology cannot meet the use requirements. Through retrieval, the prior art (publication number: CN215472950U) records "a whole type glass fiber band reinforced electric heat melting belt and its production equipment, the whole type glass fiber band reinforced electric heat melting belt includes hot melting plastic layer, and the hot melting plastic layer is fixedly connected with the pre-impregnated glass fiber reinforced band between the coating plastic layer, the hot melting plastic layer and the coating plastic layer form plastic matrix, the pre-impregnated glass fiber reinforced band and the hot melting plastic layer are fixedly connected with the heating steel mesh, the pre-impregnated glass fiber reinforced band, the heating steel mesh and the plastic matrix are fused into a stable whole structure to constitute the guarantee of the strength of plastic pipeline after butt welding, the structure is stable, and the production process is more simple and reliable, and is used for the connection of large-diameter plastic pipeline;The production equipment of the whole type glass fiber band reinforced electric heat melting belt is used for making the whole type glass fiber band reinforced electric heat melting belt, and is suitable for the pipe connection technical field."

[0003] Although the glass fiber band reinforced electric heat melting belt in the prior art realizes the reinforcing effect of the whole structure of the electric heat melting belt, there are still some deficiencies: the existing heating electric mesh involved in the glass fiber band reinforced electric heat melting belt needs to be electrified, and the existing heating electric mesh is inconvenient to connect with the external power supply, and the connection tightness between material layers is still deviated. UTILITY MODEL CONTENTS

[0004] In order to overcome the defects existing in the prior art, a waterproof insulation electric heat melting belt is provided to solve the problems that the existing reinforced electric heat melting belt is inconvenient to connect with the external power supply, and the connection tightness between material layers is still deviated.

[0005] In order to achieve the above purpose, a waterproof insulation electric heat melting belt is provided, which comprises: an electric heat melting belt body, the electric heat melting belt body comprises a hot melting plastic layer, and the outer side of the hot melting plastic layer is provided with an electric heating wire mesh, the outer side of the electric heating wire mesh is provided with a glass fiber layer, and the outer side of the glass fiber layer is provided with a coating plastic layer, a tackifying plastic layer is arranged between the hot melting plastic layer and the electric heating wire mesh, a reinforcing connecting piece is arranged between the electric heating wire mesh and the glass fiber layer, a waterproof reinforcing layer is arranged between the glass fiber layer and the coating plastic layer, one side end surface of the electric heating wire mesh is connected with a conductive rod, the outer end of the conductive rod is connected with a threaded rod, and the outer side of the threaded rod is connected with a nut.

[0006] Further, the tackified plastic layer is embedded into the inner mesh of the wire mesh, and the tackified plastic layer is provided as a matrix arrangement of conical plastic bumps.

[0007] Further, the reinforcing connector comprises a metal rod connected with the wire mesh, and the outer end of the metal rod is connected with a barb and a plastic ball, and an included angle is arranged between the barb and the metal rod.

[0008] Further, the conductive rod is provided as two, and the conductive rod and the wire mesh are connected as a conductive path, and the conductive rod is coaxially connected with the threaded rod.

[0009] Further, the outer side of the conductive rod is connected with a limiting ring, and the outer side end face of the limiting ring is provided with an annular wire pressing groove, and an anti-skid tooth is arranged in the wire pressing groove.

[0010] Further, the nut is screwed with the threaded rod, and the outer diameter of the nut is the same as that of the limiting ring, and a spacing is arranged between the nut and the limiting ring.

[0011] Further, the tackified plastic layer is provided as a polypropylene material, and the waterproof reinforcing layer is provided as a polytetrafluoroethylene material.

[0012] The beneficial effects of the utility model lie in:

[0013] 1. The tackified plastic layer is used to make the molten polypropylene material penetrate into the mesh of the wire mesh during the hot pressing process of manufacturing the electric heating fuse, thereby enhancing the adhesion between the wire mesh and the material layer, and the metal rod and the barb of the reinforcing connector are used to directly insert the lower side of the wire mesh into the material layer of the glass fiber layer, and then the molten plastic ball is penetrated into the glass fiber layer through hot pressing, thereby enhancing the connection strength between the wire mesh and the glass fiber layer, so that the connection tightness between the material layers is improved, and the waterproof and insulating effect is further improved in cooperation with the waterproof reinforcing layer.

[0014] 2. When power is on, the outer positive and negative electrode connecting ends of the power source are stripped thickly and wound on the conductive rod between the nut and the limiting ring, then the nut is rotated to extrude the power source wire to move to the wire pressing groove, and then the power source wire is pierced between the copper wires by the anti-skid tooth when the power source wire is extruded into the wire pressing groove, and then the nut is continuously rotated to press the power source wire in the wire pressing groove, and then the external power source is connected, so that the wire mesh is heated by the conductive rod, and the wire mesh is convenient to disassemble and use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole layered structure schematic view of the utility model embodiment.

[0016] Figure 2 It is a wire mesh local section structure schematic view of the utility model embodiment.

[0017] Figure 3 As shown in Figure 1 A structure schematic view.

[0018] Figure 4 As shown in Figure 2 B structure schematic view.

[0019] In the figure: 1, electric heat melting band main body; 2, hot melting plastic layer; 21, tackifying plastic layer; 3, electric heating wire net; 31, conductive rod; 32, limiting ring; 33, wire pressing groove; 34, anti-skid tooth; 35, threaded rod; 36, nut; 4, reinforcing connecting piece; 41, metal rod; 42, barb; 43, plastic ball; 5, glass fiber layer; 6, reinforcing waterproof layer; 7, coated plastic layer. Specific implementation

[0020] Referring to Figures 1 to 4 As shown in the utility model provides a waterproof insulation electric heat melting band, include: electric heat melting band main body 1, electric heat melting band main body 1 includes hot melting plastic layer 2, and hot melting plastic layer 2's outside is equipped with electric heating wire net 3, electric heating wire net 3's outside is equipped with glass fiber layer 5, and glass fiber layer 5's outside is equipped with coated plastic layer 7, hot melting plastic layer 2 and electric heating wire net 3 between being equipped with tackifying plastic layer 21, and electric heating wire net 3 and glass fiber layer 5 between being equipped with reinforcing connecting piece 4, while being equipped with reinforcing waterproof layer 6 between glass fiber layer 5 and coated plastic layer 7, electric heating wire net 3 one side end surface is connected with conductive rod 31, and the outer end of conductive rod 31 is connected with threaded rod 35, and threaded rod 35 outside is connected with nut 36.

[0021] In the embodiment, hot melting plastic layer 2, electric heating wire net 3, glass fiber layer 5 and coated plastic layer 7 constitute the waterproof insulation electric heat melting band main body 1 structure involved in the application, wherein hot melting plastic layer 2 is in direct contact with the plastic pipeline.

[0022] Specifically, the inside of electric heating wire net 3 is provided as a heating loop structure, that is, the heating effect of electric heating wire net 3 is realized by the electrification of conductive rod 31.

[0023] As shown in Figure 1 、 Figure 2 and Figure 4 Tackifying plastic layer 21 is embedded into the internal mesh of electric heating wire net 3, and tackifying plastic layer 21 is provided as a matrix-arranged conical plastic protrusion, tackifying plastic layer 21 is provided as a polypropylene material, and reinforcing waterproof layer 6 is provided as a polytetrafluoroethylene material, reinforcing connecting piece 4 includes a metal rod 41 connected with electric heating wire net 3, the outer end of metal rod 41 is connected with a barb 42 and a plastic ball 43, and an included angle is provided between barb 42 and metal rod 41.

[0024] As a preferred embodiment, by setting the plastic layer 21 to penetrate into the wire mesh 3 after melting, the hot melt plastic layer 2 is prevented from flowing into the wire mesh 3 after melting, causing the material layer to thin, and thus possibly resulting in poor connection of the pipe.

[0025] As a preferred embodiment, by setting the metal rod 41 and the barb 42, between the wire mesh 3 and the glass fiber layer 5, not only is there a molten plastic ball 43 connection, but there is also a mechanical structural connection, so that the electric heating tape body 1 has a structural tensile deformation resistance effect.

[0026] As shown in Figure 1 and Figure 3 , the conductive rod 31 is provided with two, and the conductive rod 31 is connected with the wire mesh 3 to form a conductive path, and the conductive rod 31 is coaxially connected with the threaded rod 35, the outer side of the conductive rod 31 is connected with the limiting ring 32, the outer side end face of the limiting ring 32 is provided with an annular wire pressing groove 33, and the wire pressing groove 33 is provided with anti-skid teeth 34, the nut 36 is screwed with the threaded rod 35, the outer diameter of the nut 36 is the same as that of the limiting ring 32, and a gap is provided between the nut 36 and the limiting ring 32.

[0027] Specifically, the limiting ring 32 and the threaded rod 35 are made of conductive material, and the limiting ring 32 is suitable for the structure of the external power line connector with a terminal, so that the terminal is sleeved on the conductive rod 31, and then fixed by the nut 36, realizing the same convenient power connection effect.

[0028] In use, the plastic layer 21 is used to make the molten polypropylene material penetrate into the mesh of the wire mesh during the hot pressing process of making the electric heating tape, thereby strengthening the adhesion between the wire mesh and the electric heating tape, and the metal rod and the barb included in the reinforcing connector are used to directly insert the lower side of the wire mesh into the material layer of the glass fiber layer, and then the molten plastic ball penetrates into the glass fiber layer through hot pressing, thereby strengthening the connection strength between the wire mesh and the glass fiber layer, thereby improving the connection tightness between the material layers, and cooperating with the waterproof layer to achieve better waterproof and insulation effect; when electrified, the external power supply positive and negative terminal is stripped thick, and is wound on the conductive rod between the nut and the limiting ring, and then the nut is rotated to extrude the power line to move to the wire pressing groove, and then the power line is extruded into the wire pressing groove, and is pierced between the copper wires of the power line by the anti-skid teeth, and then the nut is continuously rotated to press the power line in the wire pressing groove, and then the external power supply is connected, so that the wire mesh is heated by the conductive rod, and the power line is convenient to disassemble and use.

[0029] The waterproof insulating electric heat melting belt can effectively solve the problems of inconvenience of connection with external power supply and deviation of connection tightness between material layers of the existing enhanced electric heat melting belt, realizes the connection structure with the external power supply on the basis of the existing waterproof insulating electric heat melting belt technology, realizes the convenience of power connection, strengthens the connection tightness between the material layers, and improves the overall tensile deformation resistance.

Claims

1. A waterproof insulating electric hot melt tape, comprising: The electric hot melt tape body (1) is characterized in that: the electric hot melt tape body (1) includes a hot melt plastic layer (2), and an electric heating wire mesh (3) is provided on the outside of the hot melt plastic layer (2), a glass fiber layer (5) is provided on the outside of the electric heating wire mesh (3), and a coating plastic layer (7) is provided on the outside of the glass fiber layer (5), a tackifying plastic layer (21) is provided between the hot melt plastic layer (2) and the electric heating wire mesh (3), and a reinforcing connector (4) is provided between the electric heating wire mesh (3) and the glass fiber layer (5), and a reinforcing waterproof layer (6) is provided between the glass fiber layer (5) and the coating plastic layer (7), one side end face of the electric heating wire mesh (3) is connected to a conductive rod (31), and the outer end of the conductive rod (31) is connected to a threaded rod (35), and the outer side of the threaded rod (35) is connected to a nut (36).

2. A waterproof insulating electric hot melt tape according to claim 1, characterized in that: The tackifying plastic layer (21) is embedded in the inner mesh of the electric heating wire mesh (3), and the tackifying plastic layer (21) is configured as conical plastic protrusions arranged in a matrix.

3. The waterproof insulating electric hot melt tape according to claim 1, characterized in that: The reinforcing connector (4) comprises a metal rod (41) connected to the electric heating wire mesh (3), wherein the outer end of the metal rod (41) is connected to a barb (42) and a plastic ball (43), and an angle is provided between the barb (42) and the metal rod (41).

4. The waterproof insulating electric hot melt tape according to claim 1, characterized in that: Two conductive rods (31) are provided, and the conductive rods (31) are connected to the electric heating wire mesh (3) to form a conductive path, and the conductive rods (31) are coaxially connected to the threaded rod (35).

5. The waterproof insulating electric hot melt tape according to claim 1, characterized in that: The outer side of the conductive rod (31) is connected to a limiting ring (32), and the outer end surface of the limiting ring (32) is provided with an annular wire pressing groove (33), and the wire pressing groove (33) is provided with anti-slip teeth (34).

6. The waterproof insulating electric hot melt tape according to claim 1, characterized in that: The nut (36) is threadedly connected to the threaded rod (35), and the outer diameter of the nut (36) is the same as that of the limiting ring (32), and a distance is provided between the nut (36) and the limiting ring (32).

7. The waterproof insulating electric hot melt tape according to claim 1, characterized in that: The tackifying plastic layer (21) is made of polypropylene, and the reinforced waterproof layer (6) is made of polytetrafluoroethylene.

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