CN207349654U - A kind of four-way connection of insulating tube - Google Patents

Abstract

The utility model discloses a kind of four-way connection of insulating tube, four-way connection including insulating tube and for insulating tube connection, the insulating tube includes inner tube, outer tube, elastic support and insulating layer, inner tube is nested with outer tube, insulating layer is arranged between inner tube and outer tube, inner tube is fixed on the center of outer tube by elastic support, and the setting which can unidirectionally move is on inner pipe；The four-way connection is combined to form by two symmetrical upper half four-ways and lower half four-way, upper half four-way and lower half four-way pass through the removable fastening that is buckled, the utility model makes inner and outer tubes to keep relatively high concentricity using elastic support, the insulating layer uniform wall thickness of formation, and then ensure heat insulation effect, insulating tube may achieve by four-way connection and easily and efficiently connect.

Description

A kind of four-way connection of insulating tube

Technical field

The utility model refers to a kind of insulating tube.

Background technology

The heat loss of winter water pipe causes great energy waste, to reduce from boiler to the heat waste of user's hot-water line Lose, the following several method of generally use：1st, it is in the defects of pipe surface parcel heat insulating cloth, this method：Installation is number It is tired, and manually cladding makes have larger gap between insulating layer and pipeline outer wall, so heat insulation effect is not ideal enough, still have compared with Big energy leaks, and particularly in the case of heat insulating cloth breakage, is also easy to that scald or frostbite occurs, there are security risk.2、 Existing insulating tube is divided into three-decker, the PVC protections of the steel pipe layer of internal layer, middle adiabator layer and outer layer from the inside to surface Tube layer, wherein, adiabator layer is disposably noted in the cavity formed using high pressure foaming machine between steel pipe and PVC protection pipes Enter rigid polyurethane foam stoste to form, the shortcomings that this method is：Insulating tube in the fabrication process, inner and outer tubes it Between relative displacement easily occurs, cause insulating tube to deform or serious eccentric, so that thermal insulation material uneven thickness, influences to keep the temperature Effect, and there is also in installation process in the future that adapter is difficult, interface leaves gap, so as to reduce insulation effect Fruit, and shape unsightly the problems such as；3rd, the connection of insulating tube is that heat insulating cloth, behaviour are wrapped up in insulating tube junction in the prior art Bother, and be difficult to ensure that the concentricity of insulating tube, heat insulation effect is undesirable after connection.

In view of this, the designer, which is directed in said structure design, does not attain many missings caused by improving and inconvenience, and Deeply design, and actively research improvement has a fling at and develops and design the utility model.

Utility model content

The purpose of this utility model is to provide a kind of four-way connection of insulating tube, and high insulating effect and can realizing quickly connects Connect.

In order to achieve the above object, the technical solution of the utility model is：A kind of four-way connection of insulating tube, including insulating tube and For the four-way connection of insulating tube connection, the insulating tube includes inner tube, outer tube, elastic support and insulating layer, inner tube and outer tube It is nested, insulating layer is arranged between inner tube and outer tube, and inner tube is fixed on the center of outer tube by elastic support, which can The setting unidirectionally moved is on inner pipe；The four-way connection is combined to form by two symmetrical upper half four-ways and lower half four-way, upper half Four-way and lower half four-way pass through the removable fastening that is buckled.

The elastic support has a hollow lantern ring, which is nested with equal in the surface of inner tube, the surrounding of the lantern ring Several resilient support arms of cloth, the end of the resilient support arms are transversely provided with reverse locking plate, the upper surface of the reverse locking plate It is resisted against on outer tube wall.

The vertical plane that hollow sleeve ring axial line is deviateed on the top of the resilient support arms is slightly slanted towards side.

The upper surface of the reversely locking plate is in tooth form.

A four-way through hole is formed in the middle part of the four-way connection, flange is formed on the aperture of the four-way through hole, the flange it is interior The outside diameter of footpath and insulating tube matches.

The tube wall of the upper half four-way or lower half four-way is equipped with the inlet and venthole of pouring foaming agent.

The buckle is the cooperation of pin thread and female thread, is correspondingly arranged at upper half four-way and lower half four-way engaging portion side wall respectively On.

The reversely locking plate is integrally formed with resilient support arms.

The insulating layer is formed by injecting rigid polyurethane foam stoste.

Using the above structure, the design of the utility model elastic support makes insulating tube inner and outer tubes to keep relatively high Concentricity, the insulating layer uniform wall thickness of formation, and then ensure heat insulation effect, and four as the insulating tube four-way connection connect Head is combined to form by two symmetrical upper half four-ways and lower half four-way, and upper half four-way and lower half four-way are fastened by being buckled, thereby It may achieve the quick connection of insulating tube.

Brief description of the drawings

Fig. 1 is the utility model combining structure sectional view；

Fig. 2 is the utility model four-way connection structural perspective；

Fig. 3 is the plan of the utility model four-way connection open mode；

Fig. 4 is the structure diagram of the utility model four-way connection upper half four-way；

Fig. 5 is the structure diagram of the utility model four-way connection lower half four-way.

Embodiment

Elaborate below in conjunction with attached drawing and specific implementation to the utility model.

As shown in Figures 1 to 5, the four-way connection of a kind of insulating tube of the utility model, including insulating tube 1 and for this The four-way connection 2 of 1 four-way of insulating tube connection, the insulating tube is mainly by inner tube 11, outer tube 12, elastic support 13 and insulating layer 14 Form, said inner tube 11 is nested with outer tube 12, and inner tube 11 is fixed on the center of outer tube 12,11 outer wall of inner tube by elastic support 13 1 sets insulating layer 14 between 12 inner wall of outer tube, and the insulating layer 14 is by injecting rigid polyurethane foam stoste（Foaming agent） Formed, what the elastic support 13 can be moved unidirectionally is arranged in inner tube 11, is set along 11 axially spaced-apart of inner tube, the quantity of setting Can be set according to specific need, which has a hollow lantern ring 131, the internal diameter of the lantern ring 131 and inner tube 11 outside Footpath matches, and 131 tight fit of the lantern ring is nested with the surface of inner tube 11, the surrounding radially radial setting of the lantern ring 131 The vertical plane of hollow 131 axial line of the lantern ring is deviateed towards side in several resilient support arms 132, the top of the resilient support arms 132 It is slightly slanted, the end of resilient support arms 132 is transversely provided with reverse locking plate 133 towards incline direction, has elastic support single To it is mobile the characteristics of, the upper surface of the reverse locking plate 133 is resisted against on the inner wall of outer tube 12, which can be with Resilient support arms 132 are integrally formed, and further the upper surface of the reverse locking plate 133 is in tooth form 134, to increase reverse locking plate The frictional force that 133 upper surfaces are in contact with outer tube wall.During installation, elastic support 13 can only be entered with direction and along inner tube 11 movements, effect movement during reverse movement due to reverse locking plate 133 are obstructed, and such elastic support 13 is because of reverse locking plate 133 effect will not be moved axially because of the effect of foaming, inner tube 11 and outer tube 12 is kept relatively high Concentricity, the insulating layer uniform wall thickness of formation, and then ensure heat insulation effect.

The four-way connection 2 is combined to form by two symmetrical upper half four-ways 21 and lower half four-way 22, the upper half four-way 21 By the 23 removable fastenings that are buckled, the buckle 23 it is the cooperation of pin thread 231 and female thread 232 with lower half four-way 22, is correspondingly arranged at On the side wall of 22 engaging portion of half four-way 21 and lower half four-way, 23 quantity of buckle are set according to specific needs, in the four-way connection 2 Portion forms a four-way through hole 24, and the flange 25 for being used for connecting insulating tube 1 is formed on the aperture of the four-way through hole 24, the flange 25 The outside diameter of internal diameter and insulating tube 1 matches, and the side wall of the upper half four-way 21 or lower half four-way 22 is equipped with pouring foaming agent Inlet 26 and venthole 27, inlet 26 are equipped with corresponding rubber stopper 261, and venthole 27 is used for gas when foaming agent injects Body is discharged.

During connection, insulating tube 1 is placed on lower half four-way 22, the end of insulating tube 1 is placed at flange 25, then by upper half 21 opposite pairing of four-way, is fastened with lower half four-way 22 by buckle 23 and encases insulating tube 1, by rigid polyurethane foam after connection Foam plastics stoste（Foaming agent）Insulating layer 14 can be formed from the injection of inlet 26, operation is very quick and easy.

Using the above structure, the utility model has the following advantages that：

1st, the design of the utility model elastic support makes insulating tube inner and outer tubes to keep relatively high concentricity, is formed Insulating layer uniform wall thickness, and then ensure heat insulation effect.

2nd, due to the four-way connection that the utility model is used for insulating tube four-way connection be by two symmetrical upper half four-ways and Lower half four-way is combined to form by buckle, easy to operate, easy disassembling, may achieve the quick connection of insulating tube.

The above, is only the preferred embodiment of the utility model, is not used for limiting the utility model implementation Scope.Therefore the change or modification done in every case according to the claim and specification of the utility model, it should all belong to the utility model Within the scope of patent covers.

Claims (9)

1. A kind of 1. four-way connection of insulating tube, it is characterised in that：Connected including insulating tube and for the four of the connection of insulating tube four-way Head, the insulating tube include inner tube, outer tube, elastic support and insulating layer, and inner tube is nested with outer tube, insulating layer be arranged on inner tube with Between outer tube, inner tube is fixed on the center of outer tube by elastic support, and the setting which can unidirectionally move is on inner pipe； The four-way connection is combined to form by two symmetrical upper half four-ways and lower half four-way, and upper half four-way and lower half four-way can by buckle Take-off closes.
2. A kind of 2. four-way connection of insulating tube as claimed in claim 1, it is characterised in that：The elastic support is hollow with one The lantern ring, which is nested with is evenly distributed with several resilient support arms, the resilient support arms in the surface of inner tube, the surrounding of the lantern ring End be transversely provided with reverse locking plate, the upper surface of the reverse locking plate is resisted against on outer tube wall.
3. A kind of 3. four-way connection of insulating tube as claimed in claim 2, it is characterised in that：The top of the resilient support arms is inclined Vertical plane from hollow sleeve ring axial line is slightly slanted towards side.
4. A kind of 4. four-way connection of insulating tube as claimed in claim 2, it is characterised in that：The upper surface of the reversely locking plate In tooth form.
5. A kind of 5. four-way connection of insulating tube as claimed in claim 2, it is characterised in that：The reversely locking plate is propped up with elasticity Brace is integrally formed.
6. A kind of 6. four-way connection of insulating tube as claimed in claim 1, it is characterised in that：Four are formed in the middle part of the four-way connection To through hole, flange is formed on the aperture of the four-way through hole, the internal diameter of the flange and the outside diameter of insulating tube match.
7. A kind of 7. four-way connection of insulating tube as claimed in claim 1, it is characterised in that：The upper half four-way or lower half four-way Tube wall be equipped with pouring foaming agent inlet and venthole.
8. A kind of 8. four-way connection of insulating tube as claimed in claim 1, it is characterised in that：The buckle is pin thread and female thread Coordinate, be correspondingly arranged at respectively on upper half four-way and lower half four-way engaging portion side wall.
9. A kind of 9. four-way connection of insulating tube as claimed in claim 1, it is characterised in that：The insulating layer is by injecting hard Polyurethane foam plastics stoste and formed.