CN216618958U

CN216618958U - Self-heating general hot fusion quick connection pipe fitting

Info

Publication number: CN216618958U
Application number: CN202220214546.7U
Authority: CN
Inventors: 钟向荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-27
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a self-heating general thermal fusion quick connection pipe fitting, which comprises a pipe fitting and a resistance wire (belt), wherein the resistance wire penetrates through the inner wall of the pipe fitting from the left end of the pipe fitting and is wound with a plurality of equidistant resistance wires, extends to the right end of the pipe fitting, is wound with a plurality of equidistant resistance wires again in the pipe fitting and then extends to the outside of the pipe fitting; the resistance wire is positioned at the bending positions of the left and right ends of the pipe fitting in a winding manner and is provided with an isolation mechanism; the utility model discloses a hot melt pipe fitting, including pipe fitting, a plurality of connecting rods are pegged graft on the pipe fitting, many the both ends of connecting rod are connected a set of tighrening ring mechanism separately, lie in overcoming current defect and the general hot melt pipe fitting of self-heating that provides, are convenient for connect various hot melt pipelines in the confined space, conveniently carry and quick maintenance.

Description

Self-heating general hot fusion quick connection pipe fitting

Technical Field

The utility model relates to a self-heating universal thermal fusion quick connecting pipe fitting.

Background

Existing in coal gas, natural gas, heating power, can both use the hot melt pipeline in the running water, and the hot melt pipe is impaired easily, and the construction is also more on present road, the machine is careless slightly in the work progress just destroys the hot melt pipeline easily, and narrow and small in some spaces, the more restricted space of operation is changed or the maintenance connection hot melt pipeline will need great operation space, this just needs longer engineering time, increase excavation and construction cost, maintenance duration has been prolonged, consequently, provide a general hot melt quick connect pipe fitting of self-heating to above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides a self-heating general thermal fusion quick connecting pipe fitting, is convenient for connecting various hot melting pipelines in a limited space, and is convenient to carry and construct.

The technical scheme for realizing the purpose is as follows: a self-heating general-purpose thermal fusion quick connection pipe fitting comprises a pipe fitting and a resistance wire, wherein the resistance wire penetrates from the left end of the pipe fitting, is wound in the pipe fitting for a plurality of circles, extends to the right end of the pipe fitting, is wound in the pipe fitting for a plurality of circles again, and extends to the outside of the pipe fitting; the resistance wire is positioned at the bending positions of the windings at the left end and the right end in the pipe fitting and is provided with an isolation mechanism; a plurality of connecting rods are inserted into the pipe fitting, and two ends of the connecting rods are respectively connected with a group of fastening ring mechanisms.

Preferably, the isolation mechanism comprises a first semicircular isolation pipe and a second semicircular isolation pipe, back-to-back surfaces of the first semicircular isolation pipe and the second semicircular isolation pipe are connected through a connecting piece, and inner ring surfaces of the first semicircular isolation pipe and the second semicircular isolation pipe are respectively connected to two adjacent resistance wires after the resistance wire is bent around.

Preferably, the fastening ring mechanism comprises a fastening ring, a circle of groove is formed in the outer side of the fastening ring, a first through hole is formed in the middle of the fastening ring, and a plurality of anti-skid lines are formed in the inner wall of the first through hole; a plurality of second through holes are formed in the bottom surface of the groove formed in the fastening ring at equal intervals, and a compression bolt is respectively placed in each of the second through holes; the lower ends of the two semicircular pressure plates are movably connected in the groove through two rotating shafts respectively, the upper ends of the two semicircular pressure plates are connected with a connecting plate respectively, and the two connecting plates are connected through bolts.

Preferably, a plurality of connecting rods are inserted into the pipe fitting and do not contact with the resistance wires.

Preferably, the pipe fitting is made of hot melt materials.

Preferably, the first semicircular isolating pipe and the second semicircular isolating pipe are made of insulating hot-melt-resistant materials.

The utility model has the beneficial effects that: the resistance wire penetrates from the left end of the pipe fitting, is wound in the pipe fitting for a plurality of circles, extends to the right end of the pipe fitting, is wound in the pipe fitting for a plurality of circles again, and extends to the outside of the pipe fitting; the positive and negative electrodes of the mobile power supply are connected to the two ends of the resistance wire positioned outside the pipe fitting respectively, the power supply is turned on, the resistance wire is powered on to generate heat to melt the pipe fitting, the pipe fitting is melted and connected with a hot melting pipeline to be connected, and the purpose of hot melting connection is achieved.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a detail view of the resistance wire connection of the present invention;

FIG. 3 is a detail view at A in FIG. 2;

FIG. 4 is a detail view of the fastening ring mechanism of the present invention;

FIG. 5 is a cross-sectional view of the present invention;

fig. 6 is a detailed view of the shape of the resistance wire of the present invention.

In the figure: 1. a pipe fitting; 2. a resistance wire; 3. a first semicircular isolation tube; 4. a second semicircular isolation pipe; 5. a connecting member; 6. a connecting rod; 7. a fastening ring; 8. a groove; 9. a first through hole; 10. anti-skid lines; 11. a second through hole; 12. a compression bolt; 13. a semicircular pressure plate; 14. a connecting plate; 15. and (4) bolts.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

The utility model will be further explained with reference to the drawings.

As shown in fig. 1-5, a self-heating general thermal fusion quick connection pipe fitting comprises a pipe fitting 1 and a resistance wire 2, wherein the resistance wire 2 penetrates from the left end of the pipe fitting 1, is wound in the pipe fitting 1 for a plurality of circles, extends to the right end of the pipe fitting 1, is wound in the pipe fitting 1 for a plurality of circles again, extends to the outside of the pipe fitting 1, and is coated with insulating paint; the resistance wire 2 is provided with an isolation mechanism at the bending positions of the windings at the left end and the right end in the pipe fitting 1; many connecting rods 6 of pegging graft on the pipe fitting 1, a set of tighrening ring mechanism is connected separately at the both ends of many connecting rods 6, and many connecting rods 6 of pegging graft on the pipe fitting 1, many connecting rods 6 do not contact with resistance wire 2, and the connecting rod is the bolt assembled. The pipe fitting 1 is a material capable of being subjected to hot melting, for example, a pure plastic (ppr pipe, pe-rt pipe, pb pipe, pe pipe and metal lining plastic composite pipe hot melting pipeline) is placed into the pipe fitting 1 together with two water pipes to be connected, the anode and the cathode of the mobile power supply are respectively connected to the resistance wire 2 at two ends of the outside of the pipe fitting 1, the power supply is turned on, the resistance wire 2 is electrified to generate heat to melt the pipe fitting 1, the pipe fitting 1 is melted and connected with the water pipe to be connected, and the purpose of hot melting connection is achieved.

Specifically, the isolation mechanism comprises a first semicircular isolation pipe 3 and a second semicircular isolation pipe 4, the deviating surfaces of the first semicircular isolation pipe 3 and the second semicircular isolation pipe 4 are connected through a connecting piece 5, and the inner annular surfaces of the first semicircular isolation pipe 3 and the second semicircular isolation pipe 4 are respectively connected to two adjacent resistance wires 2 after the resistance wires 2 are bent in a winding mode. First semicircle separator tube 3 and second semicircle separator tube 4 are for insulating anti hot melt material to make, avoid losing the support contact together at pipe fitting 1 back resistance wire 2 that melts, cause the short circuit for pipe fitting 1 can not fully fuse the connection, can not reach predicted effect.

Specifically, the fastening ring mechanism comprises a fastening ring 7, a circle of groove 8 is formed in the outer side of the fastening ring 7, a first through hole 9 is formed in the middle of the fastening ring 7, and a plurality of anti-skid grains 10 are formed in the inner wall of the first through hole 9; a plurality of second through holes 11 are formed in the bottom surface of the groove 8 formed in the fastening ring 7 at equal distances, and a compression bolt 12 is respectively arranged in each of the second through holes 11; the lower extreme of two semicircle pressure strips 13 is separately through two pivot swing joint in recess 8, and a connecting plate 14 is connected separately to the upper end of two semicircle pressure strips 13, and two connecting plates 14 pass through bolted connection 15, and the water pipe that needs to connect passes tighrening ring 7 extremely in the pipe fitting 1, will compress tightly in the bolt 12 puts into second through-hole 11, with two semicircle pressure strips 13 together through bolted connection 15, semicircle pressure strip 13 extrudees to compress tightly bolt 12, compresses tightly the water pipe that passes from first through-hole 9 of bolt 12 for water piping connection's is more firm, avoids the junction because drag and lead to the fracture.

In addition, the resistance wire 2 can also be in a thread shape, as shown in fig. 6, two ends of the resistance wire 2 are positioned outside the pipe fitting 1; the both ends of resistance wire 2 connect mobile safety power supplies such as storage battery, and the thermal resistance generates heat to the best temperature that different plastics tubular product heat fusion needs, and when reaching the temperature value that the hot melt was set for, the thermal resistance lasts the certain time that generates heat, makes hot melt pipe fitting internal surface and by the fusion of connecting tube surface, realizes the thermal fusion rapidly, forms a complete whole, and the temperature reduces to the normal atmospheric temperature after, reaches maximum weld strength. The welding position control is accurate, the hot melting temperature control is accurate, the fusion area is large, the fusion surface is uniform, the hot fusion effect is superior to that of welding a hot melter, the strength is high, and the welding device is suitable for welding all different hot melting materials.

The working principle is as follows: two hot-melt pipelines to be connected respectively penetrate through the fastening rings 7 at the left end and the right end of the pipe fitting 1, so that two connected water pipes are jointly placed into the pipe fitting 1, the compression bolt 12 is placed into the second through hole 11, the two semicircular compression plates 13 are connected together through the bolt 15, the semicircular compression plates 13 are extruded to the compression bolt 12, and the compression bolt 12 compresses the water pipes penetrating through the first through hole 9; the anode and the cathode of the mobile power supply are respectively connected to the two ends of the resistance wire 2, which are located outside the pipe fitting 1, the power supply is turned on, the resistance wire 2 is electrified to generate heat to melt the pipe fitting 1, the pipe fitting 1 is melted and connected with a hot melting pipeline which needs to be connected, the purpose of hot melting connection is achieved, and the resistance wire is a temperature control resistance wire.

The temperature control resistance wires embedded in the inner wall of the pipe fitting are electrified and heated to enable the plastic and the resin at the fusion area to generate phase change, the polymer chain segments mutually permeate under certain pressure and are strong, and the materials are recrystallized and arranged after being cooled to enable the fusion area to be combined into a whole.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The self-heating general thermal fusion quick connection pipe fitting is characterized by comprising a pipe fitting (1) and a resistance wire (2), wherein the resistance wire (2) penetrates through the left end of the pipe fitting (1) and is wound in the pipe fitting (1) for a plurality of circles, extends to the right end of the pipe fitting (1), is wound in the pipe fitting (1) for a plurality of circles again and then extends to the outside of the pipe fitting (1); the resistance wire (2) is provided with an isolation mechanism at the bending positions of the left and right ends of the winding in the pipe fitting (1); a plurality of connecting rods (6) are inserted on the pipe fitting (1), and a plurality of fastening ring mechanisms are respectively connected to two ends of each connecting rod (6).

2. The self-heating universal thermal fusion quick connecting pipe fitting is characterized in that the isolating mechanism comprises a first semicircular isolating pipe (3) and a second semicircular isolating pipe (4), the opposite surfaces of the first semicircular isolating pipe (3) and the second semicircular isolating pipe (4) are connected through a connecting piece (5), and the inner annular surfaces of the first semicircular isolating pipe (3) and the second semicircular isolating pipe (4) are respectively connected to two adjacent resistance wires (2) after the resistance wires (2) are bent around.

3. The self-heating universal hot-melt quick-connecting pipe fitting is characterized in that the fastening ring mechanism comprises a fastening ring (7), a circle of groove (8) is formed in the outer side of the fastening ring (7), a first through hole (9) is formed in the middle of the fastening ring (7), and a plurality of anti-skid grains (10) are formed in the inner wall of the first through hole (9); a plurality of second through holes (11) are formed in the bottom surface of the groove (8) formed in the fastening ring (7) at equal distances, and a compression bolt (12) is respectively placed in each of the second through holes (11); the lower ends of the two semicircular pressing plates (13) are respectively movably connected in the groove (8) through two rotating shafts, the upper ends of the two semicircular pressing plates (13) are respectively connected with a connecting plate (14), and the two connecting plates (14) are connected through bolts (15).

4. The self-heating universal thermal fusion quick-connecting pipe fitting as claimed in claim 1, characterized in that a plurality of said connecting rods (6) are inserted on said pipe fitting (1), and a plurality of said connecting rods (6) are not in contact with said resistance wire (2).

5. A self-heating universal hot-melt quick-connect tube as claimed in claim 1, wherein said tube (1) is of hot-melt material.

6. A self-heating universal hot-melt quick-connect pipe fitting, according to claim 2, characterized in that said first semicircular isolating pipe (3) and said second semicircular isolating pipe (4) are made of insulating hot-melt resistant material.