CN208719661U - Outdoor pipeline heater - Google Patents

Abstract

The utility model discloses an outdoor pipeline heater, including the water pipe, the outside surface of water pipe covers there is first insulation heat-resistant layer, the outside surface of first insulation heat-resistant layer is equipped with the heater strip, insulating tube in the outside fixed surface of heater strip is connected with, the inside surface of interior insulating tube covers there is second insulation heat-resistant layer, the outside surface of interior insulating tube is equipped with the recess, the outside fixed surface of interior insulating tube is connected with outer insulating tube, the outside surface parcel of outer insulating tube has polyurethane foaming heat preservation section of jurisdiction, the outside surface of polyurethane foaming heat preservation section of jurisdiction covers there is the heat-sink shell, and this outdoor pipeline heater has good thermal insulation performance, is difficult for losing the heat.

Description

A kind of outdoor pipe heater

Technical field

The utility model relates to pipeline heating technique field, specially a kind of outdoor pipe heater.

Background technique

Running water pipe can freeze in cold use in winter, water pipe once freeze will production to us and life produce Raw large effect, moreover, after fruit freezes, managing intracorporal water and becoming ice will expand, can be by water when serious Tube stay is split；

The prior art will use heater when pipeline freezes, this heater be heated by heater strip, but It can not be heated always using heater strip heating, need to carry out interruption heating, the poor thermal insulation property of prior art heater, heat Amount is easy to be lost.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of outdoor pipe heater Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of outdoor pipe heater, including water Pipe, the outer surface of the water pipe are covered with the first insulation refractory layer, and the outer surface of the first insulation refractory layer is equipped with heating Silk, the outer surface of the heater strip are fixedly connected with inside holding pipe, and the inner surface of the inside holding pipe is covered with the second insulation The outer surface of refractory layer, the inside holding pipe is equipped with groove；

The outer surface of the inside holding pipe is fixedly connected with external thermal insulation pipe, and the outer surface of the external thermal insulation pipe is enclosed with The outer surface of polyurethane foamed thermal-insulating section of jurisdiction, the polyurethane foamed thermal-insulating section of jurisdiction is covered with heat-sink shell.

Preferably, the upper and lower inner surface in the rear end of the polyurethane foamed thermal-insulating section of jurisdiction is bonded in outer guarantor by double-sided adhesive tape The rear end outer surface of warm pipe.

Preferably, the outer surface sliding of the polyurethane foamed thermal-insulating section of jurisdiction is connected with elastic pipe clamp, elastic pipe clamp Leading inside surface slidably connects bolt by slide opening, and the upper end outer surface of bolt has been connected through a screw thread nut.

Preferably, the upper surface of the nut is fixedly connected with torsion item.

Preferably, the outer surface of the bolt slidably connects the first annulus and the second annulus, the first annulus and second The internal end surface of annulus is fixedly connected with spring.

Compared with prior art, the utility model has the beneficial effects that the outdoor pipe heater, by adding in heater strip It after heat, then is kept the temperature by inside holding pipe and external thermal insulation pipe, by the groove on inside holding pipe, can be formed hollow, will not made Heat is rapidly losing, then is kept the temperature by polyurethane foamed thermal-insulating section of jurisdiction, while polyurethane foamed thermal-insulating section of jurisdiction is kept the temperature The heat that outer heat-sink shell can absorb sunlight is heated, and is had good thermal insulation property, is not easily runed off heat.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the overall structure top cross-sectional view of the utility model；

Fig. 3 is enlarged drawing at the A of the utility model.

In figure: 1 water pipe, 2 first insulation refractory layers, 3 heater strips, 4 inside holding pipes, 5 second insulation refractory layers, 6 grooves, 7 External thermal insulation pipe, 8 polyurethane foamed thermal-insulating sections of jurisdiction, 9 heat-sink shells, 10 double-sided adhesive tapes, 11 elastic pipe clamps, 12 slide openings, 13 bolts, 14 spiral shells Female, 15 torsion items, 16 first annulus, 17 second annulus, 18 springs.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of outdoor pipe heater, including water pipe 1, The outer surface of water pipe 1 is covered with the first insulation refractory layer 2, and the outer surface of the first insulation refractory layer 2 is equipped with heater strip 3, heating The outer surface of silk 3 is fixedly connected with inside holding pipe 4, and the inner surface of inside holding pipe 4 is covered with the second insulation refractory layer 5, interior guarantor The outer surface of warm pipe 4 is equipped with groove 6, and heater strip 3 is connected on power supply and control switch by series circuit；

The outer surface of inside holding pipe 4 is fixedly connected with external thermal insulation pipe 7, and the outer surface of external thermal insulation pipe 7 is enclosed with poly- ammonia Ester foaming keeps the temperature section of jurisdiction 8, and the outer surface of polyurethane foamed thermal-insulating section of jurisdiction 8 is covered with heat-sink shell 9, and heat-sink shell 9 is black chrome coating, interior Insulating tube 4 and external thermal insulation pipe 7 are rubber-plastics material, when in use, by heating to heater strip 3, can be heated to water pipe 1, this When first insulation refractory layer 2 and second insulation refractory layer 5 water pipe 1 and inside holding pipe 4 can be protected, first insulation refractory layer 2 and second insulate 5 material of refractory layer to gather match dragon PETFR1300 material, then can be carried out by inside holding pipe 4 and external thermal insulation pipe 7 Heat preservation, can be formed hollow by the groove 6 outside inside holding pipe 4, and heat not easily runs off, and good can be kept the temperature, at this moment logical Heat-preserving anti-freezing can be carried out by crossing polyurethane foamed thermal-insulating section of jurisdiction 8, and heat-sink shell 9, which can absorb solar heat, can heat polyurethane foamed thermal-insulating Section of jurisdiction 8 has good thermal insulation property, not easily runs off heat.

Inner surface is bonded in external thermal insulation pipe 7 by double-sided adhesive tape 10 above and below the rear end of polyurethane foamed thermal-insulating section of jurisdiction 8 Rear end outer surface, when in use by being wrapped in polyurethane foamed thermal-insulating section of jurisdiction 8 on external thermal insulation pipe 7 when, pass through double-sided adhesive Item 10 is adhesively fixed, and is easy to use, and the outer surface sliding of polyurethane foamed thermal-insulating section of jurisdiction 8 is connected with elastic pipe clamp 11, elasticity The leading inside surface of pipe clamp 11 slidably connects bolt 13 by slide opening 12, and the upper end outer surface of bolt 13 is connected by screw thread It is connected to nut 14, after polyurethane foamed thermal-insulating section of jurisdiction 8 is wrapped on external thermal insulation pipe 7, then by being caught in elastic pipe clamp 11, is passed through Bolt 13 and nut 14 are locked, it is ensured that the fastness of polyurethane foamed thermal-insulating section of jurisdiction 8；

The upper surface of nut 14, which is fixedly connected with, turns round item 15, turns round item 15 and twisting is facilitated to install and remove nut 14, conveniently make The first annulus 16 and the second annulus 17 are slidably connected with, the outer surface of bolt 13, the first annulus 16 and the second annulus 17 Internal end surface is fixedly connected with spring 18, when installing nut 14, by being first placed on the first annulus 16 and the second annulus 17 Inner face at the slide opening 12 of elastic pipe clamp 11 is inserted into bolt 13, then installs nut 14, and spring 18 at this moment can be driven to shrink, and generates Elastic force increases the tightness degree after nut 14 is installed, nut 14 is made to be not easy to loosen outwardly against elastic pipe clamp 11.

It should be noted that when work: by being heated to heater strip 3, can be heated to water pipe 1, at this moment the first insulation Refractory layer 2 and the second insulation refractory layer 5 can protect water pipe 1 and inside holding pipe 4, and the first insulation refractory layer 2 and second is absolutely 5 material of edge refractory layer is poly- match dragon PETFR1300 material, then can be kept the temperature by inside holding pipe 4 and external thermal insulation pipe 7, is passed through Groove 6 outside inside holding pipe 4 can form hollow, and heat not easily runs off, and good can be kept the temperature, and at this moment send out passing through polyurethane Bubble heat preservation section of jurisdiction 8 can carry out heat-preserving anti-freezing, and heat-sink shell 9, which can absorb solar heat, can heat polyurethane foamed thermal-insulating section of jurisdiction 8, have Good thermal insulation property, not easily runs off heat, after polyurethane foamed thermal-insulating section of jurisdiction 8 is wrapped on external thermal insulation pipe 7, is passing through card Enter elastic pipe clamp 11, is locked by bolt 13 and nut 14, it is ensured that the fastness of polyurethane foamed thermal-insulating section of jurisdiction 8, When nut 14 is installed, by the way that the first annulus 16 and the second annulus 17 are first placed on inner face at the slide opening 12 of elastic pipe clamp 11, It is inserted into bolt 13, then nut 14 is installed, spring 18 at this moment can be driven to shrink, generates elastic force, outwardly against elastic pipe clamp 11, is increased Tightness degree after the installation of nut 14, nut 14 are not easy to loosen.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of outdoor pipe heater, including water pipe (1), it is characterised in that: the outer surface of the water pipe (1) is covered with first It insulate refractory layer (2), the outer surface of first insulation refractory layer (2) is equipped with heater strip (3), outside the heater strip (3) Side surface is fixedly connected with inside holding pipe (4), and the inner surface of the inside holding pipe (4) is covered with the second insulation refractory layer (5), institute The outer surface for stating inside holding pipe (4) is equipped with groove (6)；

The outer surface of the inside holding pipe (4) is fixedly connected with external thermal insulation pipe (7), the outer surface of the external thermal insulation pipe (7) It is enclosed with polyurethane foamed thermal-insulating section of jurisdiction (8), the outer surface of the polyurethane foamed thermal-insulating section of jurisdiction (8) is covered with heat-sink shell (9).

2. a kind of outdoor pipe heater according to claim 1, it is characterised in that: the polyurethane foamed thermal-insulating section of jurisdiction (8) inner surface passes through the rear end outer surface that double-sided adhesive tape (10) are bonded in external thermal insulation pipe (7) up and down for rear end.

3. a kind of outdoor pipe heater according to claim 1, it is characterised in that: the polyurethane foamed thermal-insulating section of jurisdiction (8) outer surface sliding is connected with elastic pipe clamp (11), and the leading inside surface of elastic pipe clamp (11) is sliding by slide opening (12) Dynamic to be connected with bolt (13), the upper end outer surface of bolt (13) has been connected through a screw thread nut (14).

4. a kind of outdoor pipe heater according to claim 3, it is characterised in that: the upper surface of the nut (14) is solid Surely it is connected with and turns round item (15).

5. a kind of outdoor pipe heater according to claim 3, it is characterised in that: the outer surface of the bolt (13) Slidably connect the first annulus (16) and the second annulus (17), the internal end surface of the first annulus (16) and the second annulus (17) is fixed It is connected with spring (18).