CN110306753A - A kind of levelling ground in interior and the levelling construction technology in flooring - Google Patents
A kind of levelling ground in interior and the levelling construction technology in flooring Download PDFInfo
- Publication number
- CN110306753A CN110306753A CN201910600129.9A CN201910600129A CN110306753A CN 110306753 A CN110306753 A CN 110306753A CN 201910600129 A CN201910600129 A CN 201910600129A CN 110306753 A CN110306753 A CN 110306753A
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- CN
- China
- Prior art keywords
- levelling
- ground
- rib
- foam concrete
- construction
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- 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
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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
- E04F15/0215—Flooring or floor layers composed of a number of similar elements specially adapted for being adhesively fixed to an underlayer; Fastening means therefor; Fixing by means of plastics materials hardening after application
-
- 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
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02447—Supporting structures
- E04F15/02464—Height adjustable elements for supporting the panels or a panel-supporting framework
- E04F15/0247—Screw jacks
-
- 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
- E04F15/024—Sectional false floors, e.g. computer floors
- E04F15/02447—Supporting structures
- E04F15/02464—Height adjustable elements for supporting the panels or a panel-supporting framework
- E04F15/02488—Height adjustable elements for supporting the panels or a panel-supporting framework filled with material hardening after application
-
- 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
- E04F15/182—Underlayers coated with adhesive or mortar to receive the flooring
-
- 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
- E04F15/203—Separately-laid layers for sound insulation
-
- 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
-
- 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
- E04F2290/043—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 with a bottom layer for sound insulation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Floor Finish (AREA)
Abstract
A kind of levelling ground in interior and the levelling construction technology in flooring, include the following steps: step S1, determine the levelling height on ground；Step S2 keeps ground neat and tidy, it is ensured that ground is moist but without bright water；Step S3 uniformly installs several height-adjustable levelling ribs in construction area, by the height adjustment of several levelling ribs to consistent with floor leveling height；Step S4 is laid with steel wire above levelling rib, and steel wire and levelling rib keep 5-10mm distance, and steel wire and ground are fixed；Step S5, is poured foam concrete in construction area, is filled in foam concrete in levelling rib and steel wire；Step S6 strikes off the foam concrete of its upper surface with scraper along levelling rib, controls the flatness of the foam concrete of its upper surface within 3mm；Floor is pasted using trowel method in step S7, final foam concrete top.The above-mentioned levelling construction technology in flooring has many advantages, such as the advantages of sound-insulating and heat-insulating, light-weight environment-friendly, high flatness.
Description
Technical field
The present invention relates to flooring construction field, the levelling ground in especially a kind of interior and the levelling construction work in flooring
Skill.
Background technique
During interior decoration, after the completion of pipeline placement, needs levelling using backfilling material or do keel bracket, be used for
Pipeline is protected not to be destroyed.It is more using keel bracket when indoor location timber floor in the early time, as people are to decoration quality requirement
Higher and higher, keel bracket is gradually eliminated, and cement base (or gypsum base) Self-leveling is more and more favored.Currently, room
Interior decoration floor leveling common used material has cement mortar, cement-based self-leveling (thick-layer), gypsum based self-leveling.Cement mortar is looked for
Flat disadvantage density weight, flatness are insufficient, can not direct paving timber floor, when paving timber floor needs to do one of 5mm thin layer gravity flow
It is flat；Cement-based self-leveling (thick-layer) is easy cracking, and construction cost is too high, and determining very much owner can not receive；Gypsum based self-leveling market
Based on the north, which is easy dampness deformation, and intensity is greatly lowered.
Based on factors above, and a kind of levelling new process in flooring is needed, the characteristics of technique is that light-weight environment-friendly is nontoxic, flat
Whole degree height, good water-proof effect, sound-insulating and heat-insulating, quick construction, cost performance are high.
Summary of the invention
In view of the above situation, it is necessary to provide a kind of light-weight environment-friendly is nontoxic, flatness is high, good water-proof effect, sound-insulating and heat-insulating,
Quick construction and the high levelling ground in interior and the levelling construction technology in flooring of cost performance.
In order to solve the above technical problems, providing a kind of levelling construction technology in flooring, include the following steps:
Step S1 determines indoor construction region, according to construction area room entirety absolute altitude, determines the ground of construction area
Levelling height；
Step S2 clears up the ground refuse of construction area, keeps ground neat and tidy, and wetting of sprinkling water, it is ensured that ground tide
It is wet but without bright water；
Step S3 uniformly installs several height-adjustable levelling ribs in construction area, by several levelling ribs
Height adjustment is to consistent with floor leveling height；
Step S4, is laid with steel wire above levelling rib, and steel wire and levelling rib keep 5-10mm distance, and by steel
Silk screen is fixed with ground；
Step S5, is poured foam concrete in construction area, and foam concrete is made to be filled in levelling rib and steel wire
It is interior；
Step S6 strikes off the foam concrete of its upper surface with scraper along levelling rib, controls the foam of its upper surface
The flatness of concrete is within 3mm；
Floor is pasted using trowel method in step S7, final foam concrete top.
In the levelling construction technology in aforementioned present invention flooring, the height of the levelling rib can be adjusted between 2-10mm
It is whole.
In the levelling construction technology in aforementioned present invention flooring, the dry density of the foam concrete is 350-800kg/
M3, thermal coefficient are 0.08-0.2 (w/ (mk)), compression strength 2.5-10MPa, strike note sound transmission loss reduction 7.5dB or more.
In the levelling construction technology in aforementioned present invention flooring, the foam concrete pouring procedure is that mechanical pumping is applied
Work or artificial stirring construction.
In the levelling construction technology in aforementioned present invention flooring, in the step s 7, floor is pasted using trowel method, ground
Plate is ceramic tile, and flexible ceramic tile glue is used to paste ceramic tile on foam concrete for adhesive layer, wherein pasting with a thickness of 3-7mm.
In the levelling construction technology in aforementioned present invention flooring, the adhesive layer includes cement-based adhesive and meter Jia
Sandstone, specifically pasting method is uniformly to scrape cement-based adhesive using sawtooth trowel to be put on foam concrete, then by rice
Gal sandstone is pressed into cement-based adhesive in a manner of rubbing pressure, is formed the strong bond with a thickness of 3-6mm, is pasted ceramic tile
On foam concrete.
A kind of levelling ground in interior, including construction area, the construction area include be installed on it is several levelling on ground
Rib, the levelling rib include stand and the rib that is mounted on the stand, and it is fixed that one is equipped with above the rib
Steel wire in the ground is filled with foam concrete before the levelling rib and steel wire.
In aforementioned present invention room in levelling ground, the levelling rib further includes adjusting screw rod, and the rib is described
The adjustable height of adjusting screw rod, adjusts the range of height between 2-10mm.
It is 1.0- the distance between per the adjacent stand of two levelling ribs in aforementioned present invention room in levelling ground
1.2m, per two adjacent levelling ribs rib with the distance between be 1.0-1.5m.
In aforementioned present invention room in levelling ground, the stand is that screw is fixed or glue is fixed with ground fixed form
Or cement mortar is fixed.
The levelling ground in interior of aforementioned present invention and the levelling construction technology in flooring, have the advantages that
One, the rib of the levelling rib of the present invention and stand are quick and easy for installation, and precision controlling is high, and final flatness is reachable
Within 3mm, surface directly paving timber floor or can paste ceramic tile.
Two, the present invention is using foam concrete as packing material, and material is light, and dry density only has the 1/5-- of cement mortar
1/2；
Three, foam concrete thermal coefficient of the present invention is 0.08--0.2 (w/ (mk)), is constructed with a thickness of 4cm or more, right
Ground insulating system has good supplementary function, or even alternatively face heat-insulation system.
Four, the strike note sound transmission loss on the levelling ground of the present invention reduces 7.5dB or more, and soundproof effect is significant.
Detailed description of the invention
Fig. 1 is the levelling construction technology flow chart of steps in flooring of the embodiment of the present invention.
Fig. 2 is levelling ground sectional structure in the levelling construction technology in levelling ground and flooring in room of the embodiment of the present invention
Figure.
Fig. 3 is levelling ground plan structure in the levelling construction technology in levelling ground and flooring in room of the embodiment of the present invention
Figure.
Fig. 4 is levelling bead structures figure in the levelling construction technology in levelling ground and flooring in room of the embodiment of the present invention.
Fig. 5 is levelling rib decomposing state in the levelling construction technology in levelling ground and flooring in room of the embodiment of the present invention
Structure chart.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
Indoor levelling ground of the invention and the levelling construction technology in flooring are further elaborated.It should be appreciated that this place is retouched
It states that specific examples are only used to explain the present invention, is not intended to limit the present invention.
Referring to Figure 1, the levelling construction technology in a kind of flooring of the embodiment of the present invention, includes the following steps:
Step S1 determines floor leveling height H, it is first determined indoor construction region 20, it is whole according to construction area room 20
Body absolute altitude determines the levelling height H (as shown in Figure 2) on the ground 12 of construction area 20；
Step S2 keeps neat and tidy and humidity, clears up the ground refuse of construction area 20, keeps ground 12 clean whole
It is clean, and wetting of sprinkling water, it is ensured that ground is moist but without bright water；
Step S3, installation and adjustment height tool uniformly install several height-adjustable levelling ribs in construction area 20
40, by the height adjustment of several levelling ribs 40 to consistent with the levelling height H in ground 12；
Step S4 is laid with steel wire, and steel wire 50 is laid with above levelling rib, and steel wire 50 and levelling rib 40 are kept
5-10mm distance, and steel wire 50 is fixed with ground；
Step S5 is poured foam concrete, is poured foam concrete in construction area 20, is filled in foam concrete and looks for
In flat rib 40 and steel wire 50；
Step S6, controls foam concrete surface flatness, and scraper strikes off the foam of its upper surface along levelling rib 40
Concrete controls the flatness of the foam concrete of its upper surface within 3mm；
Floor is pasted using trowel method in step S7, laying floor, rear foam concrete top.
The rib and stand of above-mentioned levelling rib are quick and easy for installation, and precision controlling is high, in above-mentioned steps S6, by scraping
Knife along the foam concrete that levelling rib 40 strikes off its upper surface make its final flatness up to 3mm within, surface can be direct
Paving timber floor pastes ceramic tile；For foam concrete as packing material, material is light, and dry density only has the 1/ of cement mortar
5--1/2；Foam concrete thermal coefficient is 0.08--0.2 (w/ (mk)), is constructed with a thickness of 4cm or more, to ground insulating system
System has good supplementary function, or even alternatively face heat-insulation system；The strike note sound transmission loss on levelling ground reduce 7.5dB with
On, soundproof effect is significant.
As shown in Fig. 2, the height H of the levelling rib 40 can in the levelling construction technology in aforementioned present invention flooring
It is adjusted between 2-10mm.
The dry density of the foam concrete of the levelling construction technology in flooring of the present invention is 350-800kg/m3, thermal coefficient
For 0.08-0.2w/, (mk, compression strength 2.5-10MPa, strike note sound transmission loss reduce 7.5dB or more.
In the levelling construction technology in aforementioned present invention flooring, the foam concrete pouring procedure can be mechanical pumping
Construction or artificial stirring construction, by mechanical pumping construction, liberation labour improves construction efficiency.
In the levelling construction technology in aforementioned present invention flooring, in the step s 7, floor is pasted using trowel method, ground
Plate is ceramic tile, and when pasting floor using trowel method, it is that adhesive layer pastes ceramic tile in foam concrete that flexible ceramic tile glue, which can be used,
On, wherein pasting with a thickness of 3-7mm, the adhesive layer includes cement-based adhesive and meter Jia sandstone, and specifically pasting method is
Cement-based adhesive is uniformly scraped using sawtooth trowel and is put on foam concrete, then by rice gal sandstone pressure in a manner of rubbing pressure
Enter in cement-based adhesive, form the strong bond with a thickness of 3-6mm, the strong bond of formation pastes ceramic tile in foam
On concrete.
As shown in Figures 2 to 5, a kind of levelling ground in interior of the present invention, including construction area 20, the construction area 20 wrap
Several levelling ribs 40 being installed on ground 12 are included, the levelling rib 40 includes stand 42 and is mounted on the stand 42
Rib 44, a steel wire 50 for being fixed on the ground 12 is installed above the rib 44, in the levelling rib 40
It is filled with foam concrete before with steel wire 50.
The rib 44 and stand 42 for the levelling rib 40 installed in above-mentioned levelling ground are quick and easy for installation, precision controlling
Height, surface directly paving timber floor or can paste ceramic tile；For foam concrete as packing material, material is light, and dry density only has
The 1/5--1/2 of cement mortar；Foam concrete thermal coefficient is 0.08--0.2 (w/ (mk)), is constructed with a thickness of 4cm or more,
There is good supplementary function, or even alternatively face heat-insulation system to ground heat-insulation system；The strike note sound insulation on levelling ground
Amount reduces 7.5dB or more, and soundproof effect is significant.
In aforementioned present invention room in levelling ground, the levelling rib 40 further includes adjusting screw rod, and the rib 44 exists
The adjustable height of the adjusting screw rod, adjusts the range of height between 2-10mm.
In aforementioned present invention room in levelling ground, the distance between the stand 42 per two adjacent levelling ribs 40 is
1.0-1.2m, per two adjacent levelling ribs 40 rib 44 with the distance between be 1.0-1.5m.
In aforementioned present invention room in levelling ground, the stand 42 is fixed with 12 fixed form of ground for screw or glue
Fixed or cement mortar is fixed.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified
It is right according to the technical essence of the invention for the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention
Any simple modification, equivalent change and modification made by above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (10)
1. a kind of levelling construction technology in flooring, which comprises the steps of:
Step S1 determines indoor construction region (20), according to construction area (20) room entirety absolute altitude, determines construction area (20)
Ground (12) levelling height (H)；
Step S2 clears up the ground refuse of construction area (20), keeps ground (12) neat and tidy, and wetting of sprinkling water, it is ensured that ground
Face is moist but without bright water；
Step S3 uniformly installs several height-adjustable levelling ribs (40), by several levelling muscle in construction area (20)
The height adjustment of item (40) is to consistent with ground (12) levelling height (H)；
Step S4 is laid with steel wire (50) above levelling rib, steel wire (50) and levelling rib (40) keep 5-10mm away from
From, and steel wire (50) is fixed with ground；
Step S5 is poured foam concrete in construction area (20), foam concrete is made to be filled in levelling rib (40) and steel
In silk screen (50)；
Step S6 strikes off the foam concrete of its upper surface along levelling rib (40) with scraper, controls the foam of its upper surface
The flatness of concrete is within 3mm；
Floor is pasted using trowel method in step S7, final foam concrete top.
2. the levelling construction technology in flooring as described in claim 1, it is characterised in that: the height of the levelling rib (40)
It can be adjusted between 2-10mm.
3. the levelling construction technology in flooring as described in claim 1, it is characterised in that: the dry density of the foam concrete
For 350-800kg/m3, thermal coefficient is 0.08-0.2 (w/ (m 〃 k)), compression strength 2.5-10MPa, the reduction of strike note sound transmission loss
More than 7.5dB.
4. the levelling construction technology in flooring as described in claim 1, it is characterised in that: the foam concrete pouring procedure
For mechanical pumping construction or artificial stirring construction.
5. the levelling construction technology in flooring as described in claim 1, it is characterised in that: in the step s 7, using trowel method
Floor is pasted, floor is ceramic tile, uses flexible ceramic tile glue to paste ceramic tile on foam concrete for adhesive layer, wherein pasting
With a thickness of 3-7mm.
6. the levelling construction technology in flooring as claimed in claim 5, it is characterised in that: the adhesive layer includes cement base
Adhesive and meter Jia sandstone, specifically pasting method is uniformly to scrape cement-based adhesive using sawtooth trowel to be put on foam concrete
On, rice gal sandstone is pressed into cement-based adhesive in a manner of rubbing pressure then, forms the strong bond with a thickness of 3-6mm,
Paste ceramic tile on foam concrete.
7. a kind of levelling ground in interior, it is characterised in that: including construction area (20), the construction area (20) includes being installed on
Several levelling ribs (40) on ground (12), the levelling rib (40) include stand (42) and are mounted on the stand (42)
On rib (44), a steel wire (50) for being fixed on the ground (12) is installed above the rib (44), described
Foam concrete is filled with before levelling rib (40) and steel wire (50).
8. indoor levelling ground as claimed in claim 7, it is characterised in that: the levelling rib (40) further includes adjusting spiral shell
Bar, the rib (44) adjust the range of height between 2-10mm in the adjustable height of the adjusting screw rod.
9. indoor levelling ground as claimed in claim 7, it is characterised in that: the stand per two adjacent levelling ribs (40)
The distance between (42) be 1.0-1.2m, the rib (44) per two adjacent levelling ribs (40) with the distance between be 1.0-
1.5m。
10. indoor levelling ground as claimed in claim 7, it is characterised in that: the stand (42) and ground (12) fixation side
Formula is that screw is fixed or glue is fixed or cement mortar is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600129.9A CN110306753A (en) | 2019-07-04 | 2019-07-04 | A kind of levelling ground in interior and the levelling construction technology in flooring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600129.9A CN110306753A (en) | 2019-07-04 | 2019-07-04 | A kind of levelling ground in interior and the levelling construction technology in flooring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110306753A true CN110306753A (en) | 2019-10-08 |
Family
ID=68078897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910600129.9A Pending CN110306753A (en) | 2019-07-04 | 2019-07-04 | A kind of levelling ground in interior and the levelling construction technology in flooring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110306753A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821181A (en) * | 2019-11-11 | 2020-02-21 | 湖南梅克雷薇新材料科技有限公司 | Ground leveling method |
| CN113417469A (en) * | 2021-07-01 | 2021-09-21 | 刘波 | Quick and high-precision leveling and leveling structure and method for ground |
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| ES1147960U (en) * | 2015-11-23 | 2015-12-18 | Juan Carlos HIDALGO CASTILLA | Adjustable pedestal of elevated pavements (Machine-translation by Google Translate, not legally binding) |
| WO2016120898A1 (en) * | 2015-01-26 | 2016-08-04 | Giovanni Iovene | A system for leveling floors and other, through lifting |
| CN105839891A (en) * | 2016-06-01 | 2016-08-10 | 苏州恒品建筑装饰有限公司 | Ground decorating plate mounting structure |
| CN106088530A (en) * | 2016-06-29 | 2016-11-09 | 中冶建工集团有限公司 | Large area method for constructing terrace |
| DE202017004483U1 (en) * | 2017-08-25 | 2017-09-22 | Jens Ernesti | Substructure for the terrace construction |
| CN206581552U (en) * | 2017-02-21 | 2017-10-24 | 江苏平达新型建材科技发展有限公司 | A kind of foam concrete auto-flowing floor |
| CN107304625A (en) * | 2016-04-22 | 2017-10-31 | 中国二十冶集团有限公司 | Foam concrete is combined terrace and its construction method with concrete |
| CN108104417A (en) * | 2017-12-30 | 2018-06-01 | 浙江亚厦装饰股份有限公司 | Base's leveling component and leveling method |
| CN108952075A (en) * | 2018-09-28 | 2018-12-07 | 四川玖典建筑装饰有限公司 | Assembled floor leveling structure and installation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201292643Y (en) * | 2008-11-07 | 2009-08-19 | 顾玲娣 | Adjustable overhead type common joist |
| WO2016120898A1 (en) * | 2015-01-26 | 2016-08-04 | Giovanni Iovene | A system for leveling floors and other, through lifting |
| ES1147960U (en) * | 2015-11-23 | 2015-12-18 | Juan Carlos HIDALGO CASTILLA | Adjustable pedestal of elevated pavements (Machine-translation by Google Translate, not legally binding) |
| CN107304625A (en) * | 2016-04-22 | 2017-10-31 | 中国二十冶集团有限公司 | Foam concrete is combined terrace and its construction method with concrete |
| CN105839891A (en) * | 2016-06-01 | 2016-08-10 | 苏州恒品建筑装饰有限公司 | Ground decorating plate mounting structure |
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| DE202017004483U1 (en) * | 2017-08-25 | 2017-09-22 | Jens Ernesti | Substructure for the terrace construction |
| CN108104417A (en) * | 2017-12-30 | 2018-06-01 | 浙江亚厦装饰股份有限公司 | Base's leveling component and leveling method |
| CN108952075A (en) * | 2018-09-28 | 2018-12-07 | 四川玖典建筑装饰有限公司 | Assembled floor leveling structure and installation method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821181A (en) * | 2019-11-11 | 2020-02-21 | 湖南梅克雷薇新材料科技有限公司 | Ground leveling method |
| CN113417469A (en) * | 2021-07-01 | 2021-09-21 | 刘波 | Quick and high-precision leveling and leveling structure and method for ground |
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Application publication date: 20191008 |