CN113463875A - Noise-reducing assembled plate structure - Google Patents
Noise-reducing assembled plate structure Download PDFInfo
- Publication number
- CN113463875A CN113463875A CN202110855036.8A CN202110855036A CN113463875A CN 113463875 A CN113463875 A CN 113463875A CN 202110855036 A CN202110855036 A CN 202110855036A CN 113463875 A CN113463875 A CN 113463875A
- Authority
- CN
- China
- Prior art keywords
- surface layer
- noise
- sound
- plate structure
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010410 layer Substances 0.000 claims abstract description 42
- 230000008093 supporting effect Effects 0.000 claims abstract description 38
- 239000002344 surface layer Substances 0.000 claims abstract description 34
- 230000009467 reduction Effects 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 39
- 238000003780 insertion Methods 0.000 claims description 31
- 230000037431 insertion Effects 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010521 absorption reaction Methods 0.000 description 19
- 238000005034 decoration Methods 0.000 description 12
- 238000009413 insulation Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009408 flooring Methods 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/02005—Construction of joints, e.g. dividing strips
- E04F15/02011—Construction of joints, e.g. dividing strips with joint fillings integrated in the flooring elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/02038—Flooring or floor layers composed of a number of similar elements characterised by tongue and groove connections between neighbouring flooring elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
- E04F15/20—Separately-laid insulating layers; Other additional insulating measures; Floating floors for sound insulation
- E04F15/206—Layered panels for sound insulation
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F2201/00—Joining sheets or plates or panels
- E04F2201/05—Separate connectors or inserts, e.g. pegs, pins, keys or strips
- E04F2201/0523—Separate tongues; Interlocking keys, e.g. joining mouldings of circular, square or rectangular shape
- E04F2201/0547—Separate tongues; Interlocking keys, e.g. joining mouldings of circular, square or rectangular shape adapted to be moved perpendicular to the joint edge
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
- E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
- E04F2290/041—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against noise
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
本发明涉及装配式地板技术领域，尤其涉及一种可降噪的装配式板材结构。其用于装配式地板，包括若干饰面板，所述饰面板均依次包括第一表层、吸音层和第二表层，吸音层包括本体部以及若干设置于本体部的凸块组，每组所述凸块组均包括两凸块、两所述凸块分别设置于所述本体部相对的两面；所述第一表层和第二表层分别设有可供所述凸块插入的凹槽。本申请中，于地板饰面板安装吸音层，能够有效吸音。同时，在吸音层的两侧分别设置第一表层和第二表层，能够增强地板的支撑强度。此外，吸音层通过凸块与其两侧的第一表层和第二表层的凹槽连接，既能增强连接强度，还可以使得吸音层表面形成凹凸的粗糙结构，通过反复反射进一步提高降噪效果。
The invention relates to the technical field of prefabricated floors, in particular to a prefabricated plate structure capable of reducing noise. It is used for a prefabricated floor, and includes several decorative panels. The decorative panels all include a first surface layer, a sound-absorbing layer and a second surface layer in sequence. Each of the protruding blocks includes two protruding blocks, and the two protruding blocks are respectively disposed on two opposite sides of the main body portion; the first surface layer and the second surface layer are respectively provided with grooves into which the protruding blocks can be inserted. In the present application, the sound-absorbing layer is installed on the floor decorative panel, which can effectively absorb sound. Meanwhile, the first surface layer and the second surface layer are respectively arranged on both sides of the sound-absorbing layer, which can enhance the supporting strength of the floor. In addition, the sound-absorbing layer is connected with the grooves of the first surface layer and the second surface layer on both sides of the sound-absorbing layer through the bumps, which can not only enhance the connection strength, but also form a rough structure of unevenness on the surface of the sound-absorbing layer, and further improve the noise reduction effect through repeated reflection.
Description
Technical Field
The invention relates to the technical field of fabricated floors, in particular to a fabricated plate structure capable of reducing noise.
Background
In recent years, with the rapid development of assembly decoration, the traditional decoration cannot meet the development requirements of the modern building industry, and the building decoration industry needs to be upgraded urgently. The assembly type decoration is also called industrial decoration, and is a decoration process that parts and components produced in the industrial mode are subjected to dry construction by industrial workers according to a standardized procedure in a reliable assembly mode. Simply speaking, the method is a new assembly house form that the basic layer and the surface layer of the wall plate and the top plate are prefabricated in a factory, the components required by the top surface, the wall surface and the ground are manufactured, and then the components are transported to a field for assembly and embedding. Compared with traditional decoration, the assembly type decoration has great advantages in the aspects of environmental protection, decoration period and quick change, on one hand, the assembly type decoration has no tile work and oil work, the site construction garbage is effectively reduced by more than 90%, the assembly type decoration adopts a dry construction mode, wet operation is not adopted, the floor tiles and the wall tiles are paved by adopting a dry method, so that the construction efficiency is improved, the dust pollution on a construction site is reduced, the environmental protection performance is greatly improved, and according to statistics, the site construction garbage can be effectively reduced by more than 90% in a full-dry type installation mode. The dry construction can not damage the original wall of the building, and the stability and the safety of the building body are ensured. On the other hand, the construction period is short, the replacement and the installation are fast, the wall, the roof and the ground are replaced when the wall, the roof and the ground are replaced, the assembly type construction can realize 7 days of completion of foundation construction, and 3 days of completion of storage and soft installation. If the house space of the house owner is functionally changed or the house owner has stage aesthetic fatigue, the top surface, the wall surface and the whole space style can be quickly converted.
In the fabricated flooring, a surface layer of the flooring, i.e., the indoor floor, is a common product for floor decoration. The paving of the floor has higher requirement on the flatness of the original ground, and if the ground is not smooth enough, abnormal sound and vibration are easy to generate when the floor is trodden, so that negative effects such as uncomfortable foot feel, poor stability, low safety and the like are brought to people; the existing floor also has sound absorption performance, and the normal life of people is easily influenced when vibration and abnormal sound are generated.
Patent document No. CN204728505U discloses such a novel sound insulation and noise reduction structure, which is disposed on an indoor wall body, and is used for sound insulation and noise reduction, including: the sound insulation layer is at least two sub sound insulation layers and is arranged on the wall body; the fireproof layer is arranged on the sound insulation layer, a bulge and/or a groove are/is formed in the fireproof layer, and the bulge and/or the groove in the fireproof layer are/is matched with the groove and/or the bulge in the sound insulation layer; the decorative layer is arranged on the fire-proof layer. In this application, give sound insulation through double-deck puigging and fall and make an uproar, the material of making an uproar falls in giving sound insulation has lower intensity usually, directly sets up it on the wall body, when it uses as the floor, has the problem that support intensity is not enough.
Disclosure of Invention
The invention aims to solve the problems and provides an assembly type plate structure capable of reducing noise.
The technical scheme for solving the problems is that the invention provides an assembly type plate structure capable of reducing noise, which is used for an assembly type floor and comprises a plurality of decorative panels, wherein each decorative panel sequentially comprises a first surface layer, a sound absorption layer and a second surface layer, the sound absorption layer comprises a body part and a plurality of lug groups arranged on the body part, each lug group comprises two lugs, and the two lugs are respectively arranged on two opposite surfaces of the body part; the first surface layer and the second surface layer are respectively provided with a groove for the lug to insert into.
Preferably, in each group of the bumps, a straight line where center points of the two bumps are located is perpendicular to the body portion.
In the present invention, the first surface layer is preferably a hollow plate material.
Preferably, the second surface layer is a hollow plate.
Preferably, the veneer structure further comprises a plurality of supporting substrates, the supporting substrates are provided with clamping grooves into which the veneer can be clamped, and the depth of each clamping groove is the same as the thickness of the veneer.
Preferably, a flexible joint strip is arranged between the two supporting substrates.
Preferably, the supporting substrate includes a front surface on which the card slot is disposed and a back surface opposite to the front surface, and supporting blocks are respectively disposed at two ends of the back surface.
Preferably, the support substrate is provided with a mounting groove and an insertion groove on opposite two side surfaces thereof, the mounting groove is internally provided with an insertion block, one end of the insertion block is connected with the bottom of the mounting groove through an elastic member, the other end of the insertion block forms an insertion end, and the insertion end can be inserted into the insertion groove of the other support substrate.
Preferably, the insertion block is T-shaped, and includes a connecting portion connected to the elastic member and an insertion portion provided with the insertion end, and a notch of the mounting groove is provided with a limiting portion for stopping the connecting portion from popping out of the mounting groove.
In the present invention, preferably, a side surface of the support substrate on which the insertion groove is provided includes a guide slope portion.
The invention has the beneficial effects that:
1. in this application, in floor decorative board installation sound absorbing layer, can effectively inhale the sound. Meanwhile, a first surface layer and a second surface layer are respectively arranged on two sides of the sound absorption layer so as to enhance the supporting strength of the floor through the two surface layers. In addition, sound absorbing layer passes through the lug and the groove connection on the first top layer and the second top layer of its both sides, not only can strengthen joint strength, improve the wholeness, can make sound absorbing layer surface form concave convex coarse structure moreover, further improves sound absorbing effect through the repeated reflection.
2. In this application, with the structure of first top layer or/and second top layer design for hollow panel, because the sound conduction is the mechanical oscillation of material, through reducing the material that can pass the sound, with the effect of forming approximate vacuum, can effectively reduce the conduction of sound, also can reduce the weight and the cost of panel simultaneously.
3. In this application, the decorative board that will have the sound absorbing layer passes through supporting substrate and sets up in subaerial, the concatenation between the decorative board of being convenient for on the one hand, and on the other hand can effectively improve the support intensity of whole floor structure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.
FIG. 1 is a schematic structural diagram of a noise-reducing fabricated panel structure;
in the figure: the decorative panel 1, the first surface layer 11, the sound absorption layer 12, the body portion 121, the protrusion 122, the second surface layer 13, the support substrate 2, the flexible joint strip 21, the support block 22, the mounting groove 23, the insertion block 231, the limiting portion 232, the insertion groove 24, and the guiding inclined surface portion 241.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
A noise-reducing fabricated panel structure is used for a fabricated floor, and comprises a plurality of veneers 1 as shown in fig. 1, in order to realize a noise reduction effect, in the application, the veneers 1 sequentially comprise a first surface layer 11, a sound absorption layer 12 and a second surface layer 13, the sound absorption layer 12 comprises a body part 121 and a plurality of lug groups arranged on the body part 121, each lug group comprises two lugs 122, and the two lugs 122 are respectively arranged on two opposite surfaces of the body part 121; the first skin 11 and the second skin 13 are each provided with a recess into which the projection 122 can be inserted.
The sound absorption layer 12 can be made of sound insulation and absorption materials such as sound insulation felt, glass wool, rock and mineral wool and the like, so that the effect of absorbing abnormal sound and vibration of the floor is achieved. Meanwhile, the upper surface and the lower surface of the sound absorption layer 12 are respectively provided with the surface layers, so that the sound absorption layer 12 can be clamped and protected, the sound absorption layer 12 is prevented from being damaged, and the foot-stepping collapse feeling caused by the flexible sound absorption and insulation material is also avoided. In addition, the sound absorption layer 12 is connected with the grooves of the first surface layer 11 and the second surface layer 13 on two sides of the sound absorption layer through the convex blocks 122, on one hand, the connection strength can be enhanced, the integrity is improved, on the other hand, the surface of the sound absorption layer 12 forms a concave-convex rough structure, and the sound absorption effect is further improved through repeated reflection. In each set of bumps, the straight line of the centers of the two bumps 122 is perpendicular to the main body 121, so that the stabilizing effect is better.
The first surface layer 11 or/and the second surface layer 13 can be designed into hollow plates, so that the effect of saving material cost is achieved, and meanwhile, sound insulation and absorption materials different from the sound absorption layer 12 can be filled in the hollow plates, so that the noise reduction effect is further improved. In this embodiment, the first skin layer 11 and the second skin layer 13 are both hollow plates.
Because in order to improve the noise reduction effect of the veneer 1, the supporting effect of the veneer 1 is reduced to a certain extent, and simultaneously, in order to splice a plurality of veneers 1 together, in the embodiment, the veneer also comprises a plurality of supporting substrates 2. The supporting substrate 2 is provided with a clamping groove for clamping the veneer 1, and the depth of the clamping groove is the same as the thickness of the veneer 1. During the use, provide the support effect of floor with supporting substrate 2, with the decorative board 1 card go into supporting substrate 2 can, this also makes the decorative board 1 of different styles of installation according to user's hobby, also can use decorative board 1 to damage the back and conveniently simply change decorative board 1 for a long time, improved the suitability and the life of this assembled floor.
Wherein, a plurality of support base plate 2 need splice together, if the concatenation between the support base plate 2 is unstable, then when the user tramples the floor, also can take place abnormal sound, produces the noise. Therefore, in this embodiment, the supporting substrate 2 includes a front surface on which the card slots are disposed and a back surface opposite to the front surface, and the two ends of the back surface are respectively provided with the supporting blocks 22. When installing the supporting substrate 2, still need set up the position sleeve earlier on ground or directly set up the constant head tank, then insert two supporting substrate 2's supporting shoe 22 in same position sleeve or constant head tank, accomplish two supporting substrate 2's preliminary concatenation at first, the position sleeve has prevented the displacement of supporting substrate 2 on a large scale, has avoided supporting substrate 2 to remove the noise that leads to because of receiving external force promptly. Furthermore, the two opposite side surfaces of the supporting substrate 2 are respectively provided with a mounting groove 23 and an insertion groove 24, the mounting groove 23 is internally provided with an insertion block 231, one end of the insertion block 231 is connected with the groove bottom of the mounting groove 23 through an elastic piece, and the other end forms an insertion end, when the two supporting substrates 2 are spliced, the insertion end of one supporting substrate 2 can be inserted into the insertion groove 24 of the other supporting substrate 2. The insertion block 231 may be T-shaped, and includes a connection portion connected to the elastic member and an insertion portion having an insertion end, and a notch of the mounting groove 23 is provided with a limiting portion 232 for stopping the connection portion from popping out of the mounting groove 23. Meanwhile, for convenience of mounting, the side of the support substrate 2 where the insertion groove 24 is provided includes a guide slope portion 241.
By adopting the structure mode among the supporting substrates 2, the two supporting substrates 2 can be respectively abutted against the side walls of the positioning sleeves or the positioning grooves through the elastic telescopic action of the elastic pieces, so that the distance that the supporting substrates 2 move in the direction far away from each other under subsequent stress is eliminated, and the supporting substrates 2 are prevented from moving in the direction far away from each other. Meanwhile, the flexible joint strip 21 is arranged between the two supporting substrates 2, so that the gap between the two supporting substrates 2 is eliminated, the supporting substrates 2 are prevented from moving towards the opposite side under subsequent stress, and the supporting substrates 2 are stably installed and cannot generate abnormal sound due to movement of external force.
The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.
It should be noted that, in the description of the present application, it should be noted that the terms "upper end", "lower end" and "bottom end" indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which the product of the application is usually placed in when the product of the application is used, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the device referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855036.8A CN113463875A (en) | 2021-07-28 | 2021-07-28 | Noise-reducing assembled plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855036.8A CN113463875A (en) | 2021-07-28 | 2021-07-28 | Noise-reducing assembled plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113463875A true CN113463875A (en) | 2021-10-01 |
Family
ID=77882707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110855036.8A Pending CN113463875A (en) | 2021-07-28 | 2021-07-28 | Noise-reducing assembled plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113463875A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201224977Y (en) * | 2008-07-11 | 2009-04-22 | 中设建工集团有限公司 | Sound-proof heat-insulation floor |
| CN109826398A (en) * | 2019-01-21 | 2019-05-31 | 安徽锦汇新材料科技有限公司 | A kind of Wood-plastic floor of sound insulation high intensity |
| CN209369244U (en) * | 2018-11-28 | 2019-09-10 | 佛冈翔鸿塑胶有限公司 | A kind of high-intensitive real modeling PVC floor |
| CN210421780U (en) * | 2019-06-05 | 2020-04-28 | 江苏天涵之星吸音材料有限公司 | Inhale sound resistance to compression formaldehyde-free laminate flooring |
| CN217998739U (en) * | 2021-07-28 | 2022-12-09 | 浙江亚厦装饰股份有限公司 | Noise-reducing assembled plate structure |
-
2021
- 2021-07-28 CN CN202110855036.8A patent/CN113463875A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201224977Y (en) * | 2008-07-11 | 2009-04-22 | 中设建工集团有限公司 | Sound-proof heat-insulation floor |
| CN209369244U (en) * | 2018-11-28 | 2019-09-10 | 佛冈翔鸿塑胶有限公司 | A kind of high-intensitive real modeling PVC floor |
| CN109826398A (en) * | 2019-01-21 | 2019-05-31 | 安徽锦汇新材料科技有限公司 | A kind of Wood-plastic floor of sound insulation high intensity |
| CN210421780U (en) * | 2019-06-05 | 2020-04-28 | 江苏天涵之星吸音材料有限公司 | Inhale sound resistance to compression formaldehyde-free laminate flooring |
| CN217998739U (en) * | 2021-07-28 | 2022-12-09 | 浙江亚厦装饰股份有限公司 | Noise-reducing assembled plate structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113445697A (en) | Mute and shock-absorbing fabricated floor and mounting method thereof | |
| CN217998739U (en) | Noise-reducing assembled plate structure | |
| CN112609879A (en) | Assembled floor convenient to leveling | |
| KR200431410Y1 (en) | Assembly panel structure to prevent noise between floors | |
| CN113463875A (en) | Noise-reducing assembled plate structure | |
| CN215889161U (en) | Silence absorbing assembled floor | |
| CN212295188U (en) | A GRC fireproof lightweight partition wall | |
| CN113463816B (en) | Card inserts formula and falls level fossil fragments | |
| CN214272588U (en) | Assembled floor convenient to leveling | |
| JPS6222593Y2 (en) | ||
| CN111980354B (en) | An assembled and conveniently installed composite structural floor | |
| CN211447476U (en) | House building rapid construction environmental protection wall | |
| CA3249022A1 (en) | A collaborating joist and suspended ceiling system and a method for assembling the system | |
| JPS62156471A (en) | Dry anti-vibration floor | |
| JP5450931B2 (en) | Floor structure | |
| CN216075806U (en) | Assembled steel structure composite floor plate and floor structure | |
| CN216076116U (en) | Assembled steel construction complex function floor panel and floor structure | |
| CN216949275U (en) | Novel decorative floor strengthening structure for hotel | |
| CN217695648U (en) | Kitchen table top and veneer plug-in type connection structure | |
| CN114775955B (en) | Assembled skirting board assembly and installation method thereof | |
| CN211775445U (en) | Indoor light partition wall heat preservation sound insulation structure | |
| CN223706938U (en) | High-performance assembled sound-insulation environment-friendly wall | |
| CN216276300U (en) | Assembled building major structure convenient to installation | |
| CN211396427U (en) | Sound insulation floor | |
| JPH0543158Y2 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211001 |