CN216195751U - Heat-bridge-free sleeve for integrated external envelope structure of heat-insulating structure - Google Patents

Abstract

The utility model relates to a heat-bridge-free sleeve for an integrated outer enclosure structure of a heat-preservation structure, which structurally comprises a main pipeline, wherein a first annular rib is arranged at the front end of the main pipeline, a sleeve is sleeved at the front end of the main pipeline, the front end of the sleeve is connected with the first annular rib, a second annular rib is arranged on the outer wall of the main pipeline, the position of the second annular rib corresponds to the rear end of the sleeve, a movable buckle cover for sealing the rear end port of the sleeve is arranged between the second annular rib and the rear end of the sleeve, and a detachable blocking cover is respectively arranged at the front end and the rear end of the main pipeline. The utility model has good air tightness, no thermal bridge, convenient construction and low cost, does not need on-site secondary treatment during construction, can effectively solve the problems of leakage of a protective layer, unqualified air tightness, high secondary construction difficulty, high construction cost and the like caused by the fact that a hole needs to be formed in the construction of the ultra-low energy consumption building heat-insulation integrated structure of the traditional embedded pipe, and has obvious economic benefit and social benefit.

Description

Heat-bridge-free sleeve for integrated external envelope structure of heat-insulating structure

Technical Field

The utility model relates to a pipeline wall-penetrating device, in particular to a heat-bridge-free sleeve for an integrated external envelope structure of a heat-insulating structure.

Background

The application and popularization of the ultra-low energy consumption building are important measures for realizing carbon peak reaching and carbon neutralization of the building. The method is very important for implementing the integrated technology of the heat-insulating structure of the building with ultra-low energy consumption at present. However, the traditional construction process and device are difficult to meet the requirements of integration of the ultra-low energy consumption building heat insulation mechanism on high air tightness, no heat bridge, good heat insulation and energy saving characteristics.

In traditional outer wall entrance to a cave seted up the in-process, outer wall concrete major structure need set up sleeve pipe (or reserve hole) and wear to locate the through-hole with the pipeline, fill insulation material between pipeline and sleeve pipe (or reserve hole), paste waterproof vapour barrier membrane/waterproof ventilative membrane in outer wall major structure inside and outside afterwards, seal the space between pipeline and the through-hole, follow-up paste the heat preservation in the outer wall outside, pipeline position heat preservation should cut and avoid, carry out the veneer construction of plastering in the heat preservation outside at last. Based on the traditional wall pipe construction method and device, the wall pipe and the sleeve are two separated devices, and the construction process is not consistent; in order to ensure the air tightness, the periphery of the pipeline still needs to be sealed by a waterproof steam-insulating film/a waterproof steam-permeable film at the indoor and outdoor sides of the main structure.

The heat preservation structure integrated structure generally comprises a reinforced concrete main body structure, a heat preservation layer and a concrete protection layer 3, and the system requires that the reinforced concrete main body structure at the indoor side, the heat preservation layer in the middle and the concrete protection layer at the outermost side are constructed simultaneously. If the traditional sleeve device and the construction process are adopted, after the construction of the outer wall is finished, the pipeline openings of the heat-insulating layer and the protective layer need to be dug for the second time, the waterproof tightness between the pipeline and the protective layer is damaged, and the problems of cracking and water seepage are easily caused. The heat preservation between sleeve and pipeline can only be filled in one side, and the compactness can not be ensured. The waterproof and breathable film on the outer surface of the outdoor reinforced concrete main body structure cannot be adhered, and the air tightness measure cannot be realized. It can be seen that the application of the traditional sleeve device and the construction process in the building insulation structure integrated system can cause the problems of high engineering construction difficulty, unrealizable design index, incapability of guaranteeing construction effect and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat-bridge-free sleeve for an integrated external envelope structure of a heat-insulating structure, and aims to solve the problems that the engineering construction difficulty is high and the compactness cannot be guaranteed when the traditional sleeve device and the construction process are applied to an integrated system of the building heat-insulating structure.

The utility model is realized by the following steps: the utility model provides a no heat bridge sleeve pipe for exterior envelope of insulation system integration, includes and is responsible for the line the front end of being responsible for the line is provided with first ring rib the sleeve pipe has been cup jointed to the front portion of being responsible for the line, sheathed tube front end with first ring rib is connected be provided with second ring rib on being responsible for the outer wall of line, the position of second ring rib with sheathed tube rear end corresponds be provided with between second ring rib and the sheathed tube rear end and be used for sealing the portable buckle closure of sleeve pipe rear end port forms the packing space between being responsible for line, first ring rib, sleeve pipe, second ring rib and the portable buckle closure, the packing space is used for filling insulation material be in be responsible for the line both ends are provided with removable shutoff lid respectively around.

Furthermore, the diameters of the first annular rib and the outer ring of the movable buckle cover are larger than the diameter of the outer wall of the sleeve, a third annular rib is arranged on the outer wall of the sleeve, and an end annular rib is arranged on the outer wall of the rear end of the main pipeline.

Furthermore, annular grooves are respectively formed in the part, exceeding the outer wall of the sleeve, of the rear end face of the first annular rib, the part, exceeding the outer wall of the sleeve, of the front end face of the movable buckle cover, the front end face of the end annular rib and the two end faces of the third annular rib.

Furthermore, a plurality of inner ring ribs are arranged in the filling space, the outer rings of the inner ring ribs are connected with the sleeve, the inner rings of the inner ring ribs are connected with the main pipeline, the filling space is divided into a plurality of sections of cavities by the inner ring ribs, and ring rib through holes are formed in the inner ring ribs.

Furthermore, the front end of the main pipeline is an expanding pipe with a diameter slightly larger than that of other parts.

Furthermore, the movable buckle cover is annular, an annular boss part is arranged on the front side surface of the movable buckle cover, an annular clamping groove is arranged on the outer ring of the boss part, an inclined surface is arranged on the outer edge of the front end surface of the boss part, and the inner ring of the movable buckle cover is a trapezoidal surface; the outer ring of the second annular rib is a trapezoidal surface, and an annular clamping protrusion is arranged on the inner wall of the rear end of the sleeve.

The utility model also discloses a manufacturing process of the pipeline wall penetrating device, which comprises the following steps:

a. the method comprises the steps of manufacturing a main pipeline, enabling the length of the main pipeline to be the same as the designed total thickness of an outer wall structure, arranging a first annular rib and a second annular rib on the outer wall of the main pipeline, enabling the first annular rib to be located at the front end of the main pipeline, enabling the distance between the first annular rib and the second annular rib to be equal to the thickness of a reinforced concrete wall body of an outer wall, enabling the front end of the main pipeline to be in a closed form, forming a plugging cover of the front end, manufacturing an annular cutting line along the edge of the inner wall of the main pipeline on the plugging cover of the front end, forming a detachable plugging cover of the front end, and installing a detachable plugging cover at the rear end of the main pipeline.

b. And manufacturing a sleeve, wherein the length of the sleeve is equal to the thickness of the reinforced concrete wall of the outer wall, the diameter of the sleeve is larger than the outer diameter of the main pipeline and is smaller than the maximum diameter of the first annular rib, and the outer wall of the sleeve is provided with a third annular rib.

c. And manufacturing a movable buckle cover to enable the movable buckle cover to be annular, wherein the diameter of the inner ring of the movable buckle cover is consistent with that of the outer ring of the second annular rib, and the front end face of the movable buckle cover can be detachably arranged at the rear end of the sleeve.

d. And sleeving the sleeve on the front part of the main pipeline, so that the front end of the sleeve is contacted with the rear end surface of the first annular rib, and the contact surface is fixedly connected in a sealing manner.

e. And filling a filling space formed between the sleeve and the main pipeline with a heat insulation material.

f. And sleeving the movable buckle cover on the main pipeline and buckling and installing the movable buckle cover between the rear end of the sleeve and the second annular rib.

Furthermore, a plurality of inner annular ribs are arranged on the outer wall of the main pipeline between the first annular rib and the second annular rib, the inner annular ribs divide the filling space between the main pipeline and the sleeve into a plurality of cavities, and annular rib through holes are formed in the inner annular ribs; when the heat insulation material is filled, firstly, the foaming type heat insulation material is injected into the cavity at the front end through the annular rib through hole, and then the heat insulation material with the combustion grade of A grade is filled in the cavity at the rearmost end.

Furthermore, an annular boss part is arranged on the front side surface of the movable buckle cover, an annular clamping groove is arranged on the outer ring of the boss part, an inclined surface is arranged on the outer edge of the front end surface of the boss part, and the inner ring of the movable buckle cover is a trapezoidal surface; the outer ring of the second annular rib is a trapezoidal surface, and an annular clamping protrusion is arranged on the inner wall of the rear end of the sleeve.

The utility model also discloses a construction process of the heat-bridge-free sleeve for the heat-preservation-structure-integrated outer envelope structure, which comprises the following steps:

a. and (3) binding steel bars to the reinforced concrete wall body part of the outer wall, and fixing a heat-bridge-free sleeve for the heat-insulation-structure-integrated outer envelope structure on the steel bars of the main structure.

b. The heat preservation layer and the connecting component are fixedly installed on the outer side of the steel bar, the rear portion of the main pipeline of the heat-bridge-free sleeve of the heat preservation structure integrated outer enclosure structure penetrates through the heat preservation layer, the inner side face of the heat preservation layer is in contact with the outer end face of the movable buckle cover, and the thickness of the heat preservation layer is smaller than the distance between the movable buckle cover and the rear end of the main pipeline.

c. Formworks are erected on two sides of the outer wall, the formworks on the two sides are respectively contacted with two ends of the main pipeline, and a gap is formed between the outer side formwork and the heat insulation layer.

d. And pouring concrete in the gaps between the heat preservation layer and the formworks on the two sides, and removing the formworks after the concrete is solidified to form the heat preservation integrated wall body without the heat bridge sleeve for the heat preservation structure integrated outer enclosure structure.

e. When indoor pipelines are installed, the detachable plugging cover at the front end is firstly detached, and the indoor pipelines and the front end of the heat-bridge-free sleeve of the heat-insulation-structure-integrated outer envelope structure are in socket connection.

f. The detachable plugging cover at the rear end is kept in an original state, and when the outdoor pipeline is to be installed, the detachable plugging cover at the rear end is detached again.

The utility model relates to a heat-bridge-free sleeve for an integrated external envelope structure of a heat insulation structure, which is suitable for an integrated external wall structure of the heat insulation structure. The sleeve pipe forms the integral type structure through first ring rib and main pipeline, can guarantee the leakproofness of device itself, and only need when the construction once install can, reduce the construction process step. The sleeve part is used for being installed in the reinforced concrete wall body, and heat insulation materials are filled in the filling space between the sleeve and the main pipeline so as to insulate the front end part of the main pipeline and ensure the heat insulation of the pipeline wall penetrating device. The rear end of the sleeve is plugged through a movable buckle cover, so that the filling of heat-insulating materials and the formation of a heat-insulating structure are facilitated. The structure of the first annular rib, the third annular rib, the movable buckle cover and the end annular rib is beneficial to fixing the pipeline wall penetrating device on an outer wall structure, the annular groove on the pipeline wall penetrating device can be in close contact with concrete to form a tight sealing surface, and the use of a waterproof vapor-proof film or a waterproof breathable film is reduced.

The manufacturing process of the pipeline wall penetrating device is used for manufacturing the heat-bridge-free sleeve for the heat-insulation-structure-integrated outer enclosure structure, and the integrated pipeline wall penetrating device is formed through a special manufacturing and assembling process, so that the construction of the heat-insulation-structure-integrated outer wall structure is facilitated.

The utility model relates to a construction process of a heat-free bridge sleeve for an integrated outer enclosure structure of a heat-preservation structure, which is characterized in that the heat-free bridge sleeve for the integrated outer enclosure structure of the heat-preservation structure is a prefabricated integrated structure and is adaptive to the size of a heat-preservation integrated outer wall. And the heat preservation between sleeve pipe and the main line is accomplished in pipeline wall device manufacturing process, does not need the later stage to be under construction alone, has reduced the construction procedure, and need not destroy the wall body, has avoided the influence of secondary excavation to outer wall structure leakproofness.

The utility model has good air tightness, no thermal bridge, convenient construction and low cost, does not need on-site secondary treatment, can effectively solve the problems of leakage of a protective layer, unqualified air tightness, high secondary construction difficulty, high construction cost and the like caused by the fact that a hole needs to be formed in the construction of the ultra-low energy consumption building heat-insulation integrated structure of the traditional embedded pipe, and has obvious economic benefit and social benefit.

Drawings

Fig. 1 is a schematic view of the installation of the present invention.

Figure 2 is a perspective view of the present invention with the cannula cut away.

In the figure: 1. a main pipeline; 2. a sleeve; 3. a movable buckle cover; 4. a first annular rib; 5. a second annular rib; 6. an inner annular rib; 7. Filling the space; 8. a third annular rib; 9. an end annular rib; 10. the plugging cover can be disassembled; 11. expanding the diameter of the pipe; 12. a thermal insulation material; 13. an annular groove; 14. clamping the bulges; 15. a circular cutting line; 16. a ring rib through hole; 17. a reinforced concrete wall; 18. a heat-insulating layer; 19. a self-compacting concrete layer; 3-1, a boss portion; 3-2, a clamping groove; 3-3, inclined plane.

Detailed Description

As shown in fig. 1 and fig. 2, the heat-bridge-free sleeve for the integrated outer envelope of the insulation structure of the utility model comprises a main pipeline 1, a first annular rib 4 is arranged on the outer wall of the front end of the main pipeline 1, a sleeve 2 is sleeved on the front end of the main pipeline 1, and the front end of the sleeve 2 is hermetically connected with the rear side of the first annular rib 4. The outer wall of the main pipeline 1 is provided with a second annular rib 5, the position of the second annular rib 5 corresponds to the rear end of the sleeve 2, a movable buckle cover 3 is arranged between the second annular rib 5 and the rear end of the sleeve 2, and the movable buckle cover 3 is buckled at the rear ends of the second annular rib 5 and the sleeve 2 to seal the rear end opening of the sleeve 2.

A filling space 7 is formed among the main pipeline 1, the first annular rib 4, the sleeve 2, the second annular rib 5 and the movable buckle cover 3, and the filling space 7 is used for filling heat insulation materials 12. After the thermal insulation material 12 is filled, the filling space 7 is sealed by the movable buckle cover 3.

The front end and the rear end of the main pipeline are respectively provided with a detachable plugging cover 10. For not being connected completely between removable blocking lid 10 and the main pipeline 1, can adopt the form of cutting out annular cutting line 15, make removable blocking lid 10 can conveniently pull down from main pipeline 1 tip, also can adopt local bonding or local welded mode, make the outer lane of removable blocking lid 10 intermittent with be connected main pipeline 1, or adopt other any can conveniently follow main pipeline 1 tip with removable blocking lid 10 and pull down and do not destroy the connected mode of main pipeline 1.

The diameters of the outer rings of the first annular rib 4 and the movable buckle cover 3 are larger than the diameter of the outer wall of the sleeve 2, a third annular rib 8 is arranged on the outer wall of the sleeve 2, and an end annular rib 9 is arranged on the outer wall of the rear end of the main pipeline 1. The first annular rib 4 and the movable buckle cover 3 are embedded on two side faces of the reinforced concrete wall body 17 during the construction of the outer wall, the third annular rib 8 is completely embedded in the reinforced concrete wall body 17, the end annular rib 9 is embedded on the outer side face of the self-compacting concrete layer 19, the first annular rib 4, the movable buckle cover 3 and the third annular rib 8 can be stably fixed on the reinforced concrete wall body 17 through the heat-free bridge sleeve of the heat-insulating structure integrated outer enclosure structure, a sealing surface is formed, the end annular rib 9 is stably fixed on the self-compacting concrete layer 19 through the heat-free bridge sleeve of the heat-insulating structure integrated outer enclosure structure, and the sealing surface is formed, so that the connection strength and the connection sealing performance of the pipeline wall penetrating device and the outer wall structure are improved.

The part of the rear end face of the first annular rib 4, which exceeds the outer wall of the sleeve 2, the part of the front end face of the movable buckle cover 3, which exceeds the outer wall of the sleeve 2, the front end face of the end annular rib 9 and two end faces of the third annular rib 8 are respectively provided with an annular groove 13. The annular groove 13 can form an irregular contact surface with concrete, and the sealing performance of the contact surface with the concrete is further improved through the formed concave-convex structure.

A plurality of inner ring ribs 6 are arranged in the filling space 7, the outer ring of each inner ring rib 6 is connected with the corresponding sleeve 2, the inner ring of each inner ring rib 6 is connected with the corresponding main pipeline 1, each inner ring rib 6 is used for supporting the corresponding outer sleeve 2 to prevent the corresponding outer sleeve 2 from deforming or moving, the filling space 7 is divided into a plurality of sections of cavities by the inner ring ribs 6, different heat insulation materials 12 can be filled in the different cavities, and in order to fill the heat insulation materials 12 in the cavities located at the front ends, the inner ring ribs 6 are provided with ring rib through holes 16. Can be in the cavity of rearmost end filling burning grade be the insulation material 12 of A level, generally can select for use the rock wool, the rock wool can directly be placed in the cavity of outermost end as the flocculus, then seals the back port through movable buckle closure 3. And it is difficult to fill the thermal insulation material 12 except for the rearmost cavity, and an injection tool may be used to inject a foaming type thermal insulation material 12, such as a foaming polyurethane material, into the cavity through the annular rib through hole 16.

The front end of the main pipeline 1 is an expanding pipe 11 with a diameter slightly larger than other parts, and the expanding pipe 11 can be inserted into an indoor pipeline in use, so that the main pipeline 1 and the indoor pipeline are in sealed connection.

The movable buckle cover 3 is annular, an annular boss part 3-1 is arranged on the front side face of the movable buckle cover 3, an annular clamping groove 3-2 is arranged on the outer ring of the boss part 3-1, an inclined plane 3-3 is arranged on the outer edge of the front end face of the boss part 3-1, and the inner ring of the movable buckle cover 3 is a trapezoidal surface. The outer ring of the second annular rib 5 is a trapezoidal surface, and the inner wall of the rear end of the sleeve 2 is provided with an annular clamping bulge 14. When the movable buckle cover 3 is installed, the movable buckle cover 3 is pressed towards the front end, the clamping protrusion 14 slides into the clamping groove 3-2 along the inclined surface 3-3 to realize clamping, and the trapezoidal surface of the inner ring of the movable buckle cover 3 is tightly contacted with the trapezoidal surface of the outer ring of the second annular rib 5 to form sealing.

A no heat bridge sleeve pipe that is used for insulation construction integration outer envelope is applicable to insulation construction integration outer wall structure. The sleeve 2 forms an integrated structure through the first annular rib 4 and the main pipeline, the airtightness of the device can be guaranteed, only one-time installation is needed during construction, and the construction process steps are reduced.

The sleeve 2 is partially used for being installed in a reinforced concrete wall 17, and the heat insulation material 12 is filled in the filling space 7 between the sleeve 2 and the main pipeline 1 so as to insulate the front end part of the main pipeline and ensure the heat insulation of the pipeline wall penetrating device.

The rear end of the sleeve 2 is blocked by a movable buckle cover 3, so that the filling of the heat insulation material 12 and the formation of a heat insulation structure are facilitated. The structures of the first annular rib 4, the third annular rib 8, the movable buckle cover 3 and the end annular rib 9 are beneficial to fixing the pipeline wall penetrating device on an outer wall structure, and the annular groove 13 on the pipeline wall penetrating device can be tightly contacted with concrete to form a tight sealing surface, so that the use of a waterproof vapor-proof film or a waterproof breathable film is reduced.

The manufacturing process of the pipeline wall-penetrating device comprises the following steps.

a. The method comprises the steps of manufacturing a main pipeline 1, enabling the length of the main pipeline 1 to be the same as the design total thickness of an outer wall structure, arranging a first annular rib 4 and a second annular rib 5 on the outer wall of the main pipeline 1, enabling the first annular rib 4 to be located at the front end of the main pipeline 1, enabling the distance between the first annular rib 4 and the second annular rib 5 to be equal to the thickness of a reinforced concrete wall 17 of the outer wall, enabling the front end of the main pipeline 1 to be in a closed form, forming a sealing cover of the front end, manufacturing an annular cutting line 15 on the sealing cover of the front end along the edge of the inner wall of the main pipeline 1, forming a detachable sealing cover 10 of the front end, and installing the detachable sealing cover 10 at the rear end of the main pipeline 1.

b. The sleeve 2 is manufactured, the length of the sleeve 2 is equal to the thickness of a reinforced concrete wall 17 of an outer wall, the diameter of the sleeve 2 is larger than the outer diameter of the main pipeline 1 and smaller than the maximum diameter of the first annular rib 4, and the outer wall of the sleeve 2 is provided with a third annular rib 8.

c. And manufacturing the movable buckle cover 3 to enable the movable buckle cover 3 to be annular, wherein the diameter of the inner ring of the movable buckle cover 3 is consistent with that of the outer ring of the second annular rib 5, and the front end face of the movable buckle cover 3 can be detachably arranged at the rear end of the sleeve 2.

d. The sleeve 2 is sleeved at the front end of the main pipeline 1, so that the front end of the sleeve 2 is contacted with the rear end face of the first annular rib 4, and the contact face is fixedly connected in a sealing manner.

e. The filling space 7 formed between the jacket 2 and the main line 1 is filled with a thermal insulation material 12.

f. The movable buckle cover 3 is sleeved on the main pipeline 1 and is buckled and installed between the rear end of the sleeve 2 and the second annular rib 5.

Wherein the first annular rib 4, the second annular rib 5, the end annular rib 9 and the inner annular rib 6 are integrally formed with the main pipeline 1, the removable closure cap 10 at the front end is also integrally formed with the main pipeline 1, and the sleeve 2 and the third annular rib 8 are integrally formed.

The outer wall of the main pipeline 1 between the first annular rib 4 and the second annular rib 5 is provided with a plurality of inner annular ribs 6, the inner annular ribs 6 divide a filling space 7 between the main pipeline 1 and the sleeve 2 into a plurality of cavities, and annular rib through holes 16 are formed in the inner annular ribs 6. The inner ring rib 6 has at least one, and the inner ring rib 6 can support the sleeve 2, prevents the deformation and the displacement of sleeve 2, simultaneously, divides the filling space 7 into two at least cavitys through the inner ring rib 6, and the cavity that is close to the front end is used for filling ordinary insulation material 12, and the cavity that is close to the rear end is used for filling insulation material 12 that has high burning grade to realize pipeline wall penetrating device's fire behavior.

When the thermal insulation material 12 is filled, a tool is used to inject the foaming thermal insulation material 12 into the cavity at the front end through the annular rib through hole 16, and then the thermal insulation material 12 with the combustion grade of A grade is filled into the cavity at the rearmost end. The foaming type heat insulation material 12 can be made of foaming polyurethane material, and the heat insulation material 12 with the combustion grade of A grade can be made of rock wool.

An annular boss part 3-1 is arranged on the front side surface of the movable buckle cover 3, an annular clamping groove 3-2 is arranged on the outer ring of the boss part 3-1, an inclined surface 3-3 is arranged on the outer edge of the front end surface of the boss part 3-1, and the inner ring of the movable buckle cover 3 is a trapezoidal surface; the outer ring of the second annular rib 5 is a trapezoidal surface, and the inner wall of the rear end of the sleeve 2 is provided with an annular clamping bulge 14.

The main pipeline 1, the sleeve 2 and the movable buckle cover 3 are three parts of a heat-bridge-free sleeve for the integrated outer envelope structure of the heat-insulating structure, can be manufactured independently, can be manufactured by casting molding, injection molding and other processes, and are generally made of polymers, plastics and the like. The obtained main pipeline is connected with the sleeve 2 in a bonding or fusion mode, the movable buckle cover 3 is connected in a clamping mode, and the pipeline wall-penetrating device can be quickly and conveniently assembled.

The manufacturing process of the pipeline wall penetrating device is used for manufacturing the heat-bridge-free sleeve for the heat-insulation-structure-integrated outer enclosure structure, and the integrated pipeline wall penetrating device is formed through a special manufacturing and assembling process, so that the construction of the heat-insulation-structure-integrated outer wall structure is facilitated.

The utility model relates to a construction process of a heat-bridge-free sleeve for an integrated outer envelope structure of a heat insulation structure, which comprises the following steps.

a. And (3) binding steel bars on the reinforced concrete wall 17 part of the outer wall, and fixing a heat-bridge-free sleeve for the integrated outer envelope structure of the heat-insulating structure on the steel bars of the main structure.

b. The heat preservation layer 18 and the connecting member are fixedly installed on the outer side of the steel bar, the rear portion of the main pipeline 1 without the heat bridge sleeve of the heat preservation structure integrated outer envelope structure penetrates through the heat preservation layer 18, the inner side face of the heat preservation layer 18 is in contact with the outer end face of the movable buckle cover 3, and the thickness of the heat preservation layer 18 is smaller than the distance between the movable buckle cover 3 and the rear end of the main pipeline 1.

c. Formworks are erected on two sides of the outer wall, the formworks on the two sides are respectively contacted with two ends of the main pipeline 1, and a gap is formed between the outer side formwork and the outer wall heat-insulating layer 18.

d. And pouring concrete in the gap between the heat preservation layer 18 and the formworks at the two sides, and removing the formworks after the concrete is solidified to form the heat preservation integrated wall body without the heat bridge sleeve for the heat preservation structure integrated outer envelope structure.

e. When the indoor pipeline is installed, the detachable plugging cover 10 at the front end is firstly detached, and the indoor pipeline and the front end of the heat-bridge-free sleeve of the heat-insulation-structure-integrated outer envelope structure are in socket connection.

f. The detachable plugging cover 10 at the rear end remains the same, and when the outdoor pipeline is installed, the detachable plugging cover 10 at the rear end is detached.

The integrated outer wall of the heat insulation structure requires that the reinforced concrete wall 17 and the self-compacting concrete layer 19 on the outer side are poured simultaneously, the position of the through-wall pipe cannot be reserved, only later-stage hole opening installation is performed, the outer wall joint is damaged, meanwhile, the airtightness between the sleeve 2 and the wall body is difficult to guarantee, the contact surface of the reinforced concrete wall 17 and the heat insulation layer 18 is located inside the wall body, and the construction of a waterproof membrane is difficult to perform.

The construction process of the utility model adopts the heat-bridge-free sleeve for the heat-preservation structure integrated outer enclosure structure, the device is a prefabricated integrated structure and is adaptive to the size of the heat-preservation integrated outer wall, when in construction, the pipeline wall-penetrating device can be directly and fixedly arranged on the steel bars of the reinforced concrete wall 17 according to the designed threading position, then the heat-preservation layer 18 is arranged at the designed position, the main pipeline 1 penetrates through the heat-preservation layer 18, the pouring of concrete can be carried out after the formwork is erected, the inner reinforced concrete wall 17 and the outer self-compaction concrete layer 19 are formed, and the heat-preservation layer 18 is coated in the outer wall structure, so that the outer wall structure is integrally formed. Meanwhile, the concrete poured by the reinforced concrete wall 17 is also tightly contacted with the outer surface of the sleeve 2 to form a sealing surface. And the heat preservation between sleeve pipe 2 and the main line is accomplished in pipeline wall penetrating device manufacture process, does not need the later stage to be under construction alone, and the pipeline wall penetrating device also does not need the installation of later stage trompil, and owing to need not construct waterproof ventilated membrane and waterproof vapour barrier membrane, has reduced the construction procedure and the construction degree of difficulty, and need not destroy the wall body, has avoided the influence of secondary excavation to outer wall structure seal.

The utility model has good air tightness, no thermal bridge, convenient construction and low cost, does not need on-site secondary treatment, can effectively solve the problems of leakage of a protective layer, unqualified air tightness, high secondary construction difficulty, high construction cost and the like caused by the fact that a hole needs to be formed in the construction of the ultra-low energy consumption building heat-insulation integrated structure of the traditional embedded pipe, and has obvious economic benefit and social benefit.

Claims (6)

1. The utility model provides a no heat bridge sleeve pipe that is used for outer envelope of insulation system integration, its characterized in that includes and is responsible for the line the front end of being responsible for the line is provided with first ring rib, be responsible for the anterior sleeve pipe that has cup jointed of line, sheathed tube front end with first ring rib is connected be responsible for being provided with second ring rib on the outer wall of line, the position of second ring rib and sheathed tube rear end correspond, be provided with between second ring rib and the sheathed tube rear end and be used for sealing the portable buckle closure of sleeve pipe rear end mouth, be responsible for line, first ring rib, sleeve pipe, second ring rib and portable buckle closure and form the packing space between the line, the packing space is used for filling insulation material, be provided with removable shutoff lid respectively in the front and back both ends of being responsible for the line.

2. The heat-bridge-free sleeve for the heat-insulating structure integrated outer envelope structure of claim 1, wherein the diameter of the outer ring of the first ring rib and the movable cover is larger than that of the outer wall of the sleeve, a third ring rib is arranged on the outer wall of the sleeve, and an end ring rib is arranged on the outer wall of the rear end of the main pipeline.

3. The heat-bridge-free sleeve for the heat-insulating structure-integrated outer envelope of claim 2, wherein annular grooves are respectively formed on the portion of the rear end surface of the first annular rib which exceeds the outer wall of the sleeve, the portion of the front end surface of the movable cover which exceeds the outer wall of the sleeve, the front end surfaces of the end annular ribs and the two end surfaces of the third annular rib.

4. The heat-bridge-free sleeve for the heat-preservation structure integrated outer envelope structure of claim 1, wherein a plurality of inner ring ribs are arranged in the filling space, the outer ring of the inner ring rib is connected with the sleeve, the inner ring of the inner ring rib is connected with the main pipeline, the inner ring rib divides the filling space into a plurality of sections of cavities, and ring rib through holes are arranged on the inner ring rib.

5. The heat-bridge-free sleeve for the heat-insulating structure integrated outer envelope structure of claim 1, wherein the front end of the main pipeline is an expanded diameter pipe with a diameter slightly larger than that of other parts.

6. The heat-bridge-free sleeve for the heat-insulating structure integrated outer enclosure structure of claim 1, wherein the movable cover is annular, an annular boss part is provided on the front side surface of the movable cover, an annular clamping groove is provided on the outer ring of the boss part, an inclined surface is provided on the outer edge of the front end surface of the boss part, and the inner ring of the movable cover is trapezoidal; the outer ring of the second annular rib is a trapezoidal surface, and an annular clamping protrusion is arranged on the inner wall of the rear end of the sleeve.

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