CN208503728U - A kind of solar water pipeline heat-insulating pipe joint - Google Patents

Abstract

The utility model discloses a kind of solar water pipeline heat-insulating pipe joints, including thread head, connecting tube and screwed pipe, the thread head and screwed pipe are separately positioned on the two sides of connecting tube, and thread head and screwed pipe are welded to connect with the both ends of connecting tube respectively, the thread head is socketed with exterior seal ring close to one end of connecting tube, the screwed pipe is internally provided with inner seal ring, the connecting tube includes protection inner tube, insulating layer, retainer plate, aluminium foil reflecting layer, protect outer tube and air layer, the outside of the protection inner tube is provided with insulating layer, the space outside of the insulating layer is evenly arranged with retainer plate, the outside of the retainer plate is provided with aluminium foil reflecting layer, air layer is provided between the aluminium foil reflecting layer and retainer plate, the outside in the aluminium foil reflecting layer is provided with protection outer tube, the bosom position of the protection inner tube Fixed ring is installed.The utility model heat insulation effect is good, and water body heat is not easy to lose, it is not easy to water body refluence occurs.

Description

A kind of solar water pipeline heat-insulating pipe joint

Technical field

The utility model relates to technical field of solar, specially a kind of solar water pipeline heat-insulating pipe joint.

Background technique

Solar water heating system is to acquire solar heat using solar thermal collector, makes the light of the sun under irradiation by sunlight It can be fully converted into thermal energy, the heat that the functional components such as circulating pump or solenoid valve arrive system acquisition is automatically controlled by control system Amount is transferred in large-scale water storage insulated water tank, in energy such as electric power, combustion gas, the fuel oils of matching equivalent, in water storage insulated water tank Water heat and become more stable quantitative energy device, which both can provide production and hot water for life, but also as The Cooling and Heat Source of other Solar use forms, be in current solar thermal energy application development most economic value, technology it is most mature and An application product having been commercialized.

But existing solar water pipeline heat-insulating pipe joint has the disadvantage in that

1, existing solar water pipeline heat-insulating pipe joint heat insulation effect is poor, and hot water has portion when passing through pipe fitting Divide heat to shed by pipe fitting into outside air, causes biggish energy dissipation.

2, the problem of existing solar water pipeline heat-insulating pipe joint is easy to appear aqueous reflux in use influences The service life of solar energy.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of solar water pipeline heat-insulating pipe joint, solves Existing technology heat insulation effect is poor, and heat loss is fast, and is easy to appear the problem of water body is flow backwards.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of solar water pipeline insulating tube connects Head, including thread head, connecting tube and screwed pipe, the thread head and screwed pipe are separately positioned on the two sides of connecting tube, and spiral shell Line head and screwed pipe are welded to connect with the both ends of connecting tube respectively, and the thread head is socketed with external seal close to one end of connecting tube Circle, the screwed pipe are internally provided with inner seal ring, and the connecting tube includes protecting inner tube, insulating layer, retainer plate, aluminium foil anti- Layer, protection outer tube and air layer are penetrated, the outside of the protection inner tube is provided with insulating layer, and the space outside of the insulating layer is uniform It is provided with retainer plate, the outside of the retainer plate is provided with aluminium foil reflecting layer, is arranged between the aluminium foil reflecting layer and retainer plate There is air layer, the outside in the aluminium foil reflecting layer is provided with protection outer tube, and the bosom position of the protection inner tube is equipped with Fixed ring, the side of the fixed ring are provided with movable sealing lid, and the movable sealing lid passes through the upper end of hinge and fixed ring Articulated connection.

Preferably, movable sealing lid setting is towards flow direction side.

Preferably, the protection outer tube is externally coated with anticorrosive paint layer.

Preferably, the protection inner tube and protection outer tube are stainless-steel pipe.

Preferably, the exterior seal ring and inner seal ring are rubber seal.

(3) beneficial effect

The utility model provides a kind of solar water pipeline heat-insulating pipe joint, have it is following the utility model has the advantages that

(1) for the utility model by setting protection inner tube, insulating layer and protection outer tube, insulating layer is polyurethane insulation coating, Can to flow through protection inner tube hot water keep the temperature, reduce protection inner tube in hot water heat scatter and disappear, while exterior seal ring and Inner seal ring can be sealed from the both ends of connecting tube, and the utility model heat insulation effect is good, and sealing effect is good.

(2) the utility model is by setting fixed ring, hinge and movable sealing lid, in use, when water flow enters in protection Guan Shi, water flow can be stamped an impact force to movable sealing, and movable sealing, which covers under the hinged effect of hinge, to be started by impact Water flow quickly through, protect in inner tube non-water flow when passing through, movable sealing lid the support force of water impact offer can be provided and under It falls, fixed ring is covered, realize the complete blocking to protection inner pipe passway, thus prevent water body to flow backwards and flow into solar water In the electronic equipment of device, solar water heater is damaged, the utility model has anti-backflow effect, security protection effect It is good.

Detailed description of the invention

Fig. 1 is the main view of the utility model；

Fig. 2 is the side view of the utility model；

Fig. 3 is the semi-cutaway of the utility model connecting tube.

In figure: 1, thread head；2, connecting tube；3, screwed pipe；4, exterior seal ring；5, inner seal ring；6, inner tube is protected；7, it protects Warm layer；8, retainer plate；9, aluminium foil reflecting layer；10, outer tube is protected；11, air layer；12, anticorrosive paint layer；13, fixed ring；14, Hinge；15, movable sealing lid.

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.

As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of solar water pipeline heat-insulating pipe joint, Including thread head 1, connecting tube 2 and screwed pipe 3, thread head 1 and screwed pipe 3 are separately positioned on the two sides of connecting tube 2, and screw thread First 1 and screwed pipe 3 be welded to connect respectively with the both ends of connecting tube 2, thread head 1 is socketed with external seal close to one end of connecting tube 2 Circle 4, screwed pipe 3 are internally provided with inner seal ring 5, and connecting tube 2 includes protecting inner tube 6, insulating layer 7, retainer plate 8, aluminium foil anti- Layer 9, protection outer tube 10 and air layer 11 are penetrated, the outside of protection inner tube 6 is provided with insulating layer 7, and the space outside of insulating layer 7 is uniform It is provided with retainer plate 8, the outside of retainer plate 8 is provided with aluminium foil reflecting layer 9, is arranged between aluminium foil reflecting layer 9 and retainer plate 8 free Gas-bearing formation 11, the outside in aluminium foil reflecting layer 9 are provided with protection outer tube 10, and the bosom position of protection inner tube 6 is equipped with fixed ring 13, the side of fixed ring 13 is provided with movable sealing lid 15, and movable sealing lid 15 is cut with scissors by the upper end of hinge 14 and fixed ring 13 It connecing in succession, for the setting of movable sealing lid 15 towards flow direction side, that protects outer tube 10 is externally coated with anticorrosive paint layer 12, Protecting inner tube 6 and protection outer tube 10 is stainless-steel pipe, protects inner tube 6 and protection is stainless-steel pipe, 4 He of exterior seal ring Inner seal ring 5 is rubber seal.

In use, insulating layer 7 is polyurethane insulation coating, the hot water for flowing through protection inner tube 6 can be kept the temperature, reduce protection The heat of hot water is lost in inner tube 6, while exterior seal ring 4 and inner seal ring 5 can be sealed from the both ends of connecting tube 2, when When water flow enters protection inner tube 6, water flow can have an impact force, hinge of the movable sealing lid 15 in hinge 14 to movable sealing lid 15 Water flow can be started quickly through when non-water flow passes through in protection inner tube 6, movable sealing lid 15 can lose water by impact by connecing under effect Stream impacts the support force provided and falls, and fixed ring 13 is covered, and realizes the complete blocking to protection 6 channel of inner tube, so as to Anti- water-stop body, which is flow backwards, to be flowed into the electronic equipment of solar water heater, is damaged to solar water heater.

It can to sum up obtain, the utility model passes through setting protection inner tube 6, insulating layer 7, protection outer tube 10, fixed ring 13, hinge 14 and movable sealing lid 15, solve that existing technology heat insulation effect is poor, and heat loss is fast, and be easy to appear water body refluence Problem.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

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 solar water pipeline heat-insulating pipe joint, including thread head (1), connecting tube (2) and screwed pipe (3), feature Be: the thread head (1) and screwed pipe (3) are separately positioned on the two sides of connecting tube (2), and thread head (1) and screwed pipe (3) it is welded to connect respectively with the both ends of connecting tube (2), the thread head (1) is socketed with external seal close to the one end of connecting tube (2) It encloses (4), the screwed pipe (3) is internally provided with inner seal ring (5), and the connecting tube (2) includes protection inner tube (6), heat preservation Layer (7), retainer plate (8), aluminium foil reflecting layer (9), protection outer tube (10) and air layer (11), the outside of protection inner tube (6) It is provided with insulating layer (7), the space outside of the insulating layer (7) is evenly arranged with retainer plate (8), outside the retainer plate (8) Portion is provided with aluminium foil reflecting layer (9), is provided with air layer (11), the aluminium between the aluminium foil reflecting layer (9) and retainer plate (8) The outside in foil reflecting layer (9) is provided with protection outer tube (10), and the bosom position of protection inner tube (6) is equipped with fixed ring (13), the side of the fixed ring (13) is provided with movable sealing lid (15), and the movable sealing lid (15) passes through hinge (14) It is articulated and connected with the upper end of fixed ring (13).

2. a kind of solar water pipeline heat-insulating pipe joint according to claim 1, it is characterised in that: the movable sealing (15) setting is covered towards flow direction side.

3. a kind of solar water pipeline heat-insulating pipe joint according to claim 1, it is characterised in that: the protection outer tube (10) be externally coated with anticorrosive paint layer (12).

4. a kind of solar water pipeline heat-insulating pipe joint according to claim 1, it is characterised in that: the protection inner tube (6) and protection outer tube (10) is stainless-steel pipe.

5. a kind of solar water pipeline heat-insulating pipe joint according to claim 1, it is characterised in that: the exterior seal ring (4) and inner seal ring (5) is rubber seal.