CN210798009U

CN210798009U - Indoor floor slab structure with sound insulation mortar

Info

Publication number: CN210798009U
Application number: CN201921413050.7U
Authority: CN
Inventors: 陆胜樟; 李宝成; 朱燕妮
Original assignee: Foshan Nanfang Architectural Design Institute Ltd
Current assignee: Foshan Nanfang Architectural Design Institute Ltd
Priority date: 2019-05-30
Filing date: 2019-08-28
Publication date: 2020-06-19
Anticipated expiration: 2029-08-28

Abstract

The utility model provides an indoor floor slab structure with sound insulation mortar, which comprises a floor slab body and a sound insulation mortar material layer, wherein the floor slab body comprises a vertical wallboard and a horizontal wallboard, and the vertical wallboard is vertically connected with the horizontal wallboard to form a corner; the sound insulation mortar material layer comprises a common cement mortar layer, a cement paste purification layer and a damping mortar layer, the damping mortar layer comprises an inclined plane part and a plane part, the cement paste purification layer is laid on the surface of the plane part and the surface of the inclined plane part, and the common cement mortar layer is laid on the surface of the cement paste purification layer and the surface of the vertical wallboard respectively. The utility model discloses lay one deck damping mortar layer and ordinary cement mortar on the floor, and do not have the reinforcing bar to directly utilize damping mortar layer to lay out the production of an inclined plane in order to be used for preventing the acoustic bridge in corner department, make the utility model provides a floor plays best sound insulation effect, saves floor fitment thickness.

Description

Indoor floor slab structure with sound insulation mortar

Technical Field

The utility model belongs to the technical field of building structure sound insulation technique and specifically relates to an indoor floor structure with sound insulation mortar.

Background

Floor sound insulation is one of important factors for guaranteeing the sound environment of a house, but the importance of the floor sound insulation in the past building design is insufficient. With the increasing demand of people for the quality of houses, the problem of floor slab sound insulation is highly emphasized in the house design. The impact sound insulation quantity of the common concrete floor cannot reach the national standard below 75 dB. The internationally accepted 'floating construction method sound insulation floor' adopts a method of combining a professional sound insulation pad and an extruded sheet as an elastic cushion layer, and the impact sound insulation quantity of the floor can be reduced by 22 dB. The impact sound insulation effect is obviously improved, the heat insulation effect is achieved, the manufacturing cost is high, the construction conditions are harsh, the process is complex, particularly, the elastic layer is easily damaged to form a sound bridge, the floor clear height is reduced, and the sound bridge is difficult to be generally applied in the market.

Therefore, a new technical solution is provided to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor floor structure with sound insulation mortar has solved the technical problem of the clear height of sound bridge phenomenon and compression floor that has among the current floor sound insulation technique.

The utility model discloses a technical scheme as follows:

an indoor floor slab structure with sound insulation mortar comprises a floor slab body and a sound insulation mortar material layer, wherein the floor slab body comprises a vertical wall slab and a horizontal wall slab, and the vertical wall slab and the horizontal wall slab are vertically connected to form a wall corner; the sound insulation mortar material layer includes ordinary cement mortar layer, cement paste layer and damping mortar layer, the damping mortar layer includes inclined plane portion and planar portion, inclined plane portion is right angled triangle in the ascending cross-section of vertical side, planar portion lays horizontal wallboard surface, inclined plane portion sets up wall angle department, one bottom surface of inclined plane portion is laid vertical wallboard surface, another bottom surface of inclined plane portion is laid horizontal wallboard surface and with planar portion connects, cement paste layer lays planar portion surface with inclined plane portion surface, ordinary cement mortar layer is laid respectively cement paste layer surface with vertical wallboard surface.

The indoor floor slab structure with the sound insulation mortar is characterized in that the height of the inclined plane part is a preset value X, the maximum thickness of the inclined plane part is a preset value Y, X is 40-50 mm, and Y is 10 mm.

The indoor floor slab structure with the sound insulation mortar is characterized in that the thickness of the damping mortar layer is 5-10 mm.

The indoor floor slab structure with the sound insulation mortar is characterized in that the thickness of the common cement mortar layer is 25-30 mm.

The indoor floor slab structure with the sound insulation mortar is characterized in that the thickness of the cement clean mortar layer is 2-4 mm.

The indoor floor slab structure with the sound insulation mortar further comprises a decorative material layer, and the decorative material layer is bonded to the surface of the common cement mortar layer through an epoxy resin material layer.

The indoor floor slab structure with the sound insulation mortar is characterized in that the vertical wall plate and the horizontal wall plate are both of reinforced concrete structures.

The indoor floor slab structure with the sound insulation mortar is characterized in that the vertical wall plate is of a brick wall structure.

The utility model discloses beneficial effect: the utility model discloses when the in-service use, each floor thickness is about 100~200 mm. Lay one deck damping mortar layer and ordinary cement mortar on the floor, and do not have the reinforcing bar to directly utilize damping mortar layer to lay out an inclined plane in corner department in order to be used for preventing the production of acoustic bridge, make the utility model provides a floor plays the best sound insulation effect, saves floor fitment thickness.

Drawings

Fig. 1 is a sectional view of the present invention.

Reference numbers in the figures: 1. a vertical wall panel; 2. a horizontal wall panel; 3. a layer of ordinary cement mortar; 4. a cement paste layer; 5. a damping mortar layer; 6. a bevel portion.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different systems of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1, the present invention provides an indoor floor slab structure with sound insulation mortar, including a floor slab body and a sound insulation mortar material layer, wherein the floor slab body includes a vertical wall plate 1 and a horizontal wall plate 2, and the vertical wall plate 1 and the horizontal wall plate 2 are vertically connected to form a corner (not shown); sound insulation mortar material layer includes ordinary cement mortar layer 3, cement mortar layer 4 and damping mortar layer 5, damping mortar layer 5 includes inclined plane portion 6 and planar portion (not marked in the picture), inclined plane portion 6 is right angled triangle in the ascending cross-section of vertical side, planar portion lays on 2 surfaces of horizontal wallboard, inclined plane portion 6 sets up in corner department, 1 surface at vertical wallboard is laid to 6 bottom surfaces of inclined plane portion, another bottom surface of inclined plane portion is laid on 2 surfaces of horizontal wallboard and is connected with planar portion, cement mortar layer 4 is laid on planar portion surface and 6 surfaces of inclined plane portion (the inclined plane of the inclined plane portion 6 that exposes outside promptly, right angled triangle hypotenuse department), ordinary cement mortar layer 3 is laid on cement mortar layer 4 surface and vertical wallboard 1 surface, vertical wallboard surface also need carry out the cement and criticize the operation in this embodiment promptly. Vertical wallboard 1 can be reinforced concrete structure or brick wall structure, and horizontal wallboard 2 is reinforced concrete structure only.

In this embodiment, the mortar further comprises a decorative material layer (not shown), and the decorative material layer is bonded to the surface of the common cement mortar layer 3 through an epoxy resin material layer (not shown). The decorative material layer may be floor tile, floor board, etc. and the epoxy resin material layer has high strength, low density, high vibration absorbing performance, high fatigue resistance, high wear resistance, etc. and may be used in bonding cement mortar. The damping mortar layer 5 is formed by mixing inert building fine powder, sand and rubber according to a certain proportion, the cost of raw materials is low, the construction drawing process is simple, and the thickness of the sound insulation damping mortar layer 5 is easy to control on site.

In this embodiment, the height of the inclined plane portion 6 is a predetermined value X, the maximum thickness of the inclined plane portion 6 is a predetermined value Y, X is 40-50 mm, and Y is 10 mm. The thickness of damping mortar layer 5 is 5~10mm, the utility model discloses well preferred is 5 mm. The thickness of ordinary cement mortar layer 3 is 25~30mm, the utility model discloses well preferred 25 mm. The thickness of cement paste layer 4 is 2~4mm, the utility model discloses well preferred is 2 mm. In practice, the thickness of the layer of ordinary cement mortar 3 laid on the surface of the layer of clean cement mortar 4 and on the surface of the vertical wall panel 1 may be different, as shown in fig. 1.

Specifically, the utility model discloses to satisfying ceramic tile ground decoration requirement, provide an actual operation method:

(1) the reinforced concrete floor slab is used as a base layer: before laying the sound insulation mortar material layer, sundries on the base layer are cleaned, and if sharp objects such as reinforcing steel bars, wooden piles or concrete burrs protruding out of the base layer exist, the sharp objects are cut off and polished to be flush with the base layer.

(2) The construction process of the damping mortar layer 5 and the cement paste layer 4 as the sound insulation cushion layer comprises the following steps: and adding a proper amount of water into the damping mortar layer 5, uniformly stirring, paving on the treated floor base layer according to the construction mode of a common mortar leveling layer, and controlling the plastering thickness to be 5-10 mm. In order to prevent the generation of the acoustic bridge, the plastering layer at the corner of the wall should be laid upwards at the vertical wall for about 50mm, and the thickness of the plastering layer is gradually reduced from 10mm to 0mm (as shown in fig. 1, the thickness of the bottom of the inclined plane part 6 is 10 mm). Then, the cement dry powder is sieved by a 0.9mm sieve on the plastering layer of the damping mortar layer 5, and is plastered by a plastering knife to form a cement paste layer 4 with the thickness of about 2 mm.

(3) The construction process of using the cement mortar layer as a protective layer comprises the following steps: and (3) paving a common mortar protective layer and a leveling layer with the thickness of 25-30 mm after the cement clean slurry layer 4 on the damping mortar layer 5 is hardened, and maintaining according to a conventional process, wherein the compressive strength of the cement mortar used for the common mortar protective layer is not lower than 20 MPa. After the maintenance is finished, the damping mortar layer 5 which is adhered to the wall surface and exposes the mortar protection layer at the corner is shoveled.

In the description of the present specification, reference to the description of the terms "in this embodiment," "in further embodiments," "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," or the like, means that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims

1. An indoor floor slab structure with sound insulation mortar is characterized by comprising a floor slab body and a sound insulation mortar material layer, wherein the floor slab body comprises a vertical wall slab and a horizontal wall slab, and the vertical wall slab and the horizontal wall slab are vertically connected to form a corner; the sound insulation mortar material layer includes ordinary cement mortar layer, cement paste layer and damping mortar layer, the damping mortar layer includes inclined plane portion and planar portion, inclined plane portion is right angled triangle in the ascending cross-section of vertical side, planar portion lays horizontal wallboard surface, inclined plane portion sets up wall angle department, one bottom surface of inclined plane portion is laid vertical wallboard surface, another bottom surface of inclined plane portion is laid horizontal wallboard surface and with planar portion connects, cement paste layer lays planar portion surface with inclined plane portion surface, ordinary cement mortar layer is laid respectively cement paste layer surface with vertical wallboard surface.

2. An indoor floor structure with sound insulation mortar according to claim 1, wherein the height of the inclined plane part is a preset value X, the maximum thickness of the inclined plane part is a preset value Y, X is 40-50 mm, and Y is 10 mm.

3. An indoor floor structure with sound insulation mortar according to claim 1, wherein the thickness of the damping mortar layer is 5-10 mm.

4. An indoor floor structure with sound insulation mortar according to claim 1, wherein the thickness of the ordinary cement mortar layer is 25-30 mm.

5. An indoor floor structure with sound insulation mortar according to claim 1, wherein the thickness of the cement mortar layer is 2-4 mm.

6. An indoor floor structure with sound insulation mortar as claimed in claim 1, further comprising a decorative material layer adhered to the surface of the ordinary cement mortar layer by an epoxy resin material layer.

7. An indoor floor structure with sound-insulating mortar according to claim 1, wherein the vertical wall panel and the horizontal wall panel are both reinforced concrete structures.

8. An indoor floor structure with sound-insulating mortar according to claim 1, wherein the vertical wall panel is a brick wall structure.