CN219158295U

CN219158295U - Ground insulation construction in passive room

Info

Publication number: CN219158295U
Application number: CN202222576007.0U
Authority: CN
Inventors: 王玉璋; 王洪丹; 韩艳东; 杜文红
Original assignee: Beijing Honglianzhong Light Steel Structure Housing Co ltd
Current assignee: Beijing Honglianzhong Light Steel Structure Housing Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-06-09
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a ground heat-insulating structure of a passive room, which comprises a base layer and a reinforcing mechanism, wherein the base layer comprises a waterproof concrete slab, a waterproof coiled material, an XPS heat-insulating slab, a waterproof breathable film, a fine stone concrete ground and a ground decoration layer, the waterproof concrete slab, the waterproof coiled material, the XPS heat-insulating slab, the waterproof breathable film, the fine stone concrete ground and the ground decoration layer are paved from bottom to top in sequence, and the reinforcing mechanism is arranged in the waterproof concrete slab; the utility model has simple structure and reasonable design, the heat-insulating heat transfer coefficient is lower than 0.1W/(squaremeter K), the requirement of the passive house U is less than or equal to 0.15W/(squaremeter K), the long-term damp of heat insulation is prevented, the utility model is suitable for the heat insulation of the floor slab of the passive house with a basement or garage without heating, and the whole compression-resistant effect and toughness are stronger, and the deformation even sinking caused by overlarge local pressure can be effectively prevented.

Description

Ground insulation construction in passive room

Technical Field

The utility model relates to the technical field of building ground equipment, in particular to a ground heat-insulating structure of a passive house.

Background

The building mode of passive room does not receive the restriction of building type, including office building, house, school house, gymnasium and industrial room, consequently ordinary building can reach the standard requirement of "passive room" through the reconstruction, has extensive practical meaning, and it is very necessary to the underground garage of passive room non-heating or the basement of non-heating, sets up the heat preservation of floor, and the heat preservation aspect can set up in the top or the below of basement and underground garage roof, and the shortcoming that the basement roof below set up the heat preservation lies in construction cost.

The prior art has the following defects:

1. if the heat preservation layer is arranged above, EPS-W with low price and good heat preservation effect can be selected to be used, if heat preservation is carried out at the bottommost part, three layers of boards suitable for underground garages or basement heat preservation boards can be used generally, considerable labor cost is increased besides higher material cost, wedge nails are needed to be used for fixing heat preservation under a basement roof, equivalent heat conductivity and a cold-hot bridge are increased, and the heat preservation effect is further deteriorated;

2. meanwhile, when a part receives a large pressure for a long time, deformation and even sinking are easy to cause, so that the ground is uneven.

Disclosure of Invention

The utility model aims to provide a ground heat-insulating structure of a passive house, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the ground heat-insulating structure of the passive house comprises a base layer and a reinforcing mechanism, wherein the base layer comprises a waterproof concrete slab, a waterproof coiled material, an XPS heat-insulating slab, a waterproof breathable film, a fine stone concrete ground and a ground decoration layer, and the waterproof concrete slab, the waterproof coiled material, the XPS heat-insulating slab, the waterproof breathable film, the fine stone concrete ground and the ground decoration layer are paved from bottom to top in sequence;

the reinforcing mechanism is arranged inside the waterproof concrete slab.

Preferably, the reinforcing mechanism comprises:

the first transverse steel bars are arranged in the waterproof concrete slab;

the second transverse reinforcing steel bars are arranged in the waterproof concrete slab and located at the lower ends of the first transverse reinforcing steel bars, and a plurality of first arc-shaped reinforcing steel bars and a plurality of second arc-shaped reinforcing steel bars are arranged between the first transverse reinforcing steel bars and the second transverse reinforcing steel bars.

Preferably, the thickness of the base layer is between 450mm and 500 mm.

Preferably, the thickness of the XPS heat-insulating board layer is between 225mm and 255mm, and the XPS heat-insulating board layer is laid by staggered joint.

Preferably, the thickness of the fine stone concrete ground is 75mm to 85mm, and the steel wire meshes are paved in the fine stone concrete ground.

Preferably, the thickness of the floor finish is between 15mm and 25 mm.

Preferably, the first arc-shaped steel bars and the second arc-shaped steel bars are arranged in a mirror image mode, and the diameters of the first arc-shaped steel bars and the second arc-shaped steel bars are between 5mm and 10 mm.

Compared with the prior art, the utility model has the beneficial effects that:

1. the ground heat-insulating structure of the passive house is provided with a base layer, wherein the base layer comprises a waterproof concrete slab, a waterproof coiled material, an XPS heat-insulating slab, a waterproof breathable film, a fine stone concrete ground and a ground decoration layer, the heat-insulating heat transfer coefficient is lower than 0.1W/(. Square meter K), the requirements of the passive house U less than or equal to 0.15W/(. Square meter K) are met, the heat-insulating long-term humidity is prevented, and the ground heat-insulating structure is suitable for the heat insulation of the floor of the passive house with a non-heating basement or garage;

2. this ground insulation structure in passive room through being provided with strengthening mechanism, strengthening mechanism is including first horizontal reinforcing bar, the horizontal reinforcing bar of second, first arc reinforcing bar and second arc reinforcing bar, and holistic compressive effect and toughness are stronger, can prevent effectively that local pressure is too big and lead to deformation even sunken.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of FIG. 1A according to the present utility model;

fig. 3 is an enlarged schematic view of fig. 1 at B in accordance with the present utility model.

In the figure: 1. a base layer; 101. waterproof concrete slabs; 102. waterproof coiled materials; 103. XPS heat preservation plate layer; 104. a waterproof breathable film; 105. fine stone concrete ground; 106. a floor finishing layer; 2. a reinforcing mechanism; 21. a first transverse bar; 22. a second transverse bar; 23. a first arc-shaped reinforcing bar; 24. and a second arc-shaped reinforcing steel bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-3, the technical scheme of the ground heat insulation structure of the passive house provided by the utility model is as follows: the ground heat insulation structure of the passive house comprises a base layer 1 and a reinforcing mechanism 2, wherein the base layer 1 comprises a waterproof concrete slab 101, a waterproof coiled material 102, an XPS heat insulation slab 103, a waterproof breathable film 104, a fine stone concrete ground 105 and a ground decoration layer 106, the waterproof concrete slab 101, the waterproof coiled material 102, the XPS heat insulation slab 103, the waterproof breathable film 104, the fine stone concrete ground 105 and the ground decoration layer 106 are paved from bottom to top in sequence, and the waterproof concrete slab 101, the waterproof coiled material 102 and the waterproof breathable film 104 are arranged to prevent long-term heat insulation from being wet, so that the structure is suitable for the heat insulation of the floor of the passive house with a non-heating basement or garage;

the reinforcement mechanism 2 is provided inside the waterproof concrete slab 101.

The reinforcing mechanism 2 comprises a first transverse reinforcing steel bar 21 and a second transverse reinforcing steel bar 22, the first transverse reinforcing steel bar 21 is embedded in the waterproof concrete slab 101, the second transverse reinforcing steel bar 22 is embedded in the waterproof concrete slab 101 and located at the lower end of the first transverse reinforcing steel bar 21, a plurality of first arc-shaped reinforcing steel bars 23 and a plurality of second arc-shaped reinforcing steel bars 24 are bound and fixed between the first transverse reinforcing steel bar 21 and the second transverse reinforcing steel bar 22 through iron wires, the first transverse reinforcing steel bar 21, the second transverse reinforcing steel bar 22, the first arc-shaped reinforcing steel bars 23 and the second arc-shaped reinforcing steel bars 24 are subjected to larger pressure locally, the uniform stress effect can be improved through the first transverse reinforcing steel bar 21 and the second transverse reinforcing steel bar 22, and meanwhile, the deformation effect of the first arc-shaped reinforcing steel bars 23 and the second arc-shaped reinforcing steel bars 24 is matched, so that the whole compressive deformation effect is better.

The thickness of the base layer 1 is between 450mm and 500 mm.

The thickness of the XPS heat-insulating board layer 103 is between 225mm and 255mm, and the XPS heat-insulating board layer 103 is laid by staggered joints, so that the guarantee effect is improved, and the gaps are reduced.

The thickness of the fine stone concrete ground 105 is between 75mm and 85mm, and the steel wire meshes are paved in the fine stone concrete ground 105, so that the strength of the fine stone concrete ground 105 can be increased.

The floor finish 106 has a thickness of between 15mm and 25 mm.

The first arc-shaped steel bars 23 and the second arc-shaped steel bars 24 are distributed in a mirror image mode, and the diameters of the first arc-shaped steel bars 23 and the second arc-shaped steel bars 24 are between 5mm and 10mm, so that sufficient compression resistance effect can be guaranteed.

The working principle of the utility model is as follows:

when the ground heat insulation structure of the passive house is used, the thickness of the ground base layer 1 of the passive house is 470mm, the thickness can be properly increased and reduced according to the use condition, waterproof concrete slab 101, waterproof coiled material 102, 250mm XPS heat insulation slab 103, waterproof ventilated membrane 104, 20mm fine stone concrete ground 105 and ground decoration layer 106 are properly increased and reduced, the ground heat insulation heat transfer coefficient is lower than 0.1W/(squaremeter K), the requirements of the passive house U less than or equal to 0.15W/(squaremeter K) are met, waterproof layers are arranged on the upper portion and the lower portion of the XPS heat insulation slab to prevent heat insulation from being wet for a long time, the structure is suitable for heat insulation of the passive house floor of a basement or a garage, meanwhile, when being locally subjected to larger pressure, the uniform stress effect can be improved through the first transverse steel bar 21 and the second transverse steel bar 22, and simultaneously the deformation effect of the first arc steel bar 23 and the second arc steel bar 24 is matched, and the whole compression deformation effect is better.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a ground insulation construction in passive room, includes basic unit (1) and strengthening mechanism (2), its characterized in that: the base layer (1) comprises a waterproof concrete slab (101), a waterproof coiled material (102), an XPS heat-insulating slab (103), a waterproof breathable film (104), a fine stone concrete ground (105) and a ground decoration layer (106), wherein the waterproof concrete slab (101), the waterproof coiled material (102), the XPS heat-insulating slab (103), the waterproof breathable film (104), the fine stone concrete ground (105) and the ground decoration layer (106) are paved from bottom to top in sequence;

the reinforcing mechanism (2) is arranged inside the waterproof concrete slab (101).

2. The ground insulation structure of a passive enclosure of claim 1, wherein: the reinforcing mechanism (2) comprises:

a first transverse rebar (21), the first transverse rebar (21) being disposed inside a waterproof concrete slab (101);

the second transverse reinforcing steel bars (22), the second transverse reinforcing steel bars (22) are arranged in the waterproof concrete slab (101) and located at the lower ends of the first transverse reinforcing steel bars (21), and a plurality of first arc-shaped reinforcing steel bars (23) and a plurality of second arc-shaped reinforcing steel bars (24) are arranged between the first transverse reinforcing steel bars (21) and the second transverse reinforcing steel bars (22).

3. The ground insulation structure of a passive enclosure of claim 1, wherein: the thickness of the base layer (1) is between 450mm and 500 mm.

4. The ground insulation structure of a passive enclosure of claim 1, wherein: the thickness of the XPS heat-insulating board layer (103) is between 225mm and 255mm, and the XPS heat-insulating board layer (103) is laid by staggered joint.

5. The ground insulation structure of a passive enclosure of claim 1, wherein: the thickness of the fine stone concrete ground (105) is 75mm to 85mm, and steel wire meshes are paved inside the fine stone concrete ground (105).

6. The ground insulation structure of a passive enclosure of claim 1, wherein: the floor finish (106) has a thickness of between 15mm and 25 mm.

7. The ground insulation structure of a passive room of claim 2, wherein: the first arc-shaped steel bars (23) and the second arc-shaped steel bars (24) are arranged in a mirror image mode, and the diameters of the first arc-shaped steel bars (23) and the second arc-shaped steel bars (24) are between 5mm and 10 mm.