CN117052080B - Landing leg-free raised floor mounting structure and construction method thereof - Google Patents
Landing leg-free raised floor mounting structure and construction method thereof Download PDFInfo
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- CN117052080B CN117052080B CN202310879754.8A CN202310879754A CN117052080B CN 117052080 B CN117052080 B CN 117052080B CN 202310879754 A CN202310879754 A CN 202310879754A CN 117052080 B CN117052080 B CN 117052080B
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 106
- 239000010959 steel Substances 0.000 claims description 106
- 238000009434 installation Methods 0.000 claims description 24
- 230000000903 blocking effect Effects 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 238000011900 installation process Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005034 decoration Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
Classifications
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- 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
-
- 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
- E04F15/02452—Details of junctions between the supporting structures and the panels or a panel-supporting framework
-
- 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
- E04F15/02458—Framework supporting the panels
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
The invention discloses a supporting-leg-free type raised floor mounting structure and a construction method thereof, and relates to the technical field of decoration construction. The connecting component comprises a long bolt with a spring and a clamping nut which are sleeved with threads. The long bolt with the spring comprises a long screw rod, a supporting spring movably sleeved on the long screw rod and a plugging nut screwed on the long screw rod, wherein a gasket is movably sleeved on the long screw rod, and the gasket is arranged on the upper portion and the lower portion of the supporting spring. The clip nut comprises a long nut, a hexagonal hole, a fan-shaped mounting clip, a spring fixing piece and a bearing. The invention solves the problems of low leveling accuracy and precision in the prior art that only one leveling is performed through the supporting legs; the problem of when the floor leans on the wall limit, connect inconvenient, the efficiency of construction is low is solved.
Description
Technical Field
The invention relates to the technical field of decoration construction, in particular to a supporting-leg-free raised floor mounting structure and a construction method thereof.
Background
In the existing raised floor construction, the supporting legs are generally directly fixed on the ground, then the heights of the supporting legs are adjusted by screwing the supporting legs one by one until the heights of all the supporting legs are adjusted to be consistent, namely, after leveling, the floor is installed.
In the prior art, only one leveling is performed through the supporting legs, and the leveling accuracy and precision are low.
In the prior art, the landing leg is directly fixed on the ground, is greatly influenced by the flatness of a ground base layer, meanwhile, the space between the ground and the floor is small, specific pipeline equipment cannot be hidden, parts are more, and the floor is inconvenient to install.
Meanwhile, in the prior art, the supporting legs are connected with the lower surface of the floor, so that the connection process of the supporting legs and the floor can only be carried out under the floor, and particularly when the floor is close to the wall, the connection is inconvenient, and the construction efficiency is low.
Disclosure of Invention
The invention aims to provide a supporting-leg-free raised floor mounting structure and a construction method thereof, which solve the problems of low leveling accuracy and precision caused by one-time leveling only through supporting legs in the prior art; the problems that the landing leg is directly fixed on the ground, the influence of the flatness of a ground base layer is large, meanwhile, special pipeline equipment cannot be hidden on the ground, parts are more, and the floor is inconvenient to install are solved; the problem of because the landing leg is connected with the floor lower surface, consequently landing leg and floor's connection process can only be carried out under the floor, especially when the floor leans on the wall limit, connect inconvenient, the efficiency of construction is low is solved.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a no landing leg formula raised floor mounting structure, includes the overhead connection in room both sides structure wall body on support bracket and connects the floor plate on support bracket, connects through coupling assembling between the four corners portion of floor plate and the support bracket.
The connecting component comprises a long bolt with a spring and a clamping nut which are sleeved with threads.
The long bolt with the spring comprises a long screw rod, a supporting spring movably sleeved on the long screw rod and a plugging nut screwed on the long screw rod, wherein a gasket is movably sleeved on the long screw rod, and the gasket is arranged on the upper portion and the lower portion of the supporting spring.
The clamping type nut comprises a long nut, the lower port of the long nut is in threaded sleeve joint with the long screw, and the upper port of the long nut is a closed port; the center of the upper opening of the long nut is rotationally connected with a hexagonal hole protruding outwards through a bearing; the upper opening of the long nut is also provided with a fan-shaped mounting clamp, the fan-shaped mounting clamp is fixedly connected with the outer wall of the hexagonal hole, the top point of the fan-shaped mounting clamp is overlapped with the center of the upper opening of the long nut, the radius of the fan-shaped mounting clamp is larger than that of the upper opening of the long nut, and the top surface of the fan-shaped mounting clamp is level with the top surface of the hexagonal hole; one end of the fan-shaped mounting card far away from the vertex is embedded with a spring fixing piece.
The lower surfaces of the four corners of the floor plate are provided with sector installation grooves which are engaged with the sector installation cards, and the vertexes of the sector installation grooves are provided with round through holes which penetrate through the floor plate.
The circular through hole and the hexagonal hole are vertically opposite, the hexagonal rotating rod penetrating through the circular through hole is inserted into the hexagonal hole, the fan-shaped mounting clamp rotates and is engaged and clamped in the fan-shaped mounting groove, and the spring fixing piece stretches and abuts against the top surface of the fan-shaped mounting groove.
Further preferred technical scheme: the spring fixing piece comprises a compression spring connected in the fan-shaped mounting card in an embedded mode and a fixing ring connected to the top end of the compression spring through a connecting plate.
Further preferred technical scheme: the fixing ring comprises a U-shaped vertical ring and a horizontal clamping ring sleeved at the top of the U-shaped vertical ring.
Further preferred technical scheme: the diameter of the circular through hole is not smaller than the maximum outer diameter of the hexagonal hole.
Further preferred technical scheme: the support bracket comprises a pair of longitudinal angle steel main keels which are distributed along the long side direction of a room and are connected to the structural walls on two sides, a pair of transverse channel steel side keels which are distributed along the short side direction of the room and are welded between the ends of the pair of longitudinal angle steel main keels, and a transverse channel steel middle keel which is welded between the middle parts of the pair of longitudinal angle steel main keels at equal intervals.
Further preferred technical scheme: when the interval between the pair of longitudinal angle steel main keels is too large, a longitudinal channel steel reinforcing keel is additionally arranged between the pair of longitudinal angle steel main keels; the longitudinal channel steel reinforcing keels are distributed along the long side direction of the room.
Further preferred technical scheme: the two ends of the longitudinal channel steel reinforcing keels are welded on the connecting plates, and the connecting plates are connected to the structural wall body through chemical anchor bolts.
Further preferred technical scheme: vertical limbs of the longitudinal angle steel main joist are connected to the structural wall body through chemical anchor bolts arranged at intervals, and the horizontal limbs extend outwards.
Further preferred technical scheme: long round combining holes are formed in the back plates of the lateral channel steel side keels and the lateral channel steel middle keels; a row of long round combining holes on the transverse channel steel side keels are formed along the central line; the long round combining holes on the middle keel of the transverse channel steel are arranged in two rows along the two sides of the central line.
The construction method of the landing leg-free raised floor installation structure comprises the following steps:
the first step: paying off and positioning, and determining the overhead height of the floor plate and the mounting position of the support bracket.
And a second step of: and (5) mounting a support bracket.
a, two longitudinal angle steel main keels are distributed along the long side direction of a room, the two longitudinal angle steel main keels are respectively fixed with two side structural walls by using chemical anchor bolts, and when the distance between the two longitudinal angle steel main keels is overlarge, a longitudinal channel steel reinforcing keel is additionally arranged at the middle position of the two longitudinal angle steel main keels.
And b, arranging two transverse channel steel side keels along the short side direction of the room, respectively welding the two transverse channel steel side keels between the ends of the two longitudinal angle steel main keels, and symmetrically arranging a row of long round combining holes on the transverse channel steel side keels along the central line.
And c, uniformly distributing a plurality of middle keels of the transverse channel steel along the short side direction of the room at intervals, welding the middle keels of the transverse channel steel between the middle parts of the two main keels of the longitudinal angle steel, and forming two rows of long round combining holes on the middle keels of the transverse channel steel along the two sides of the central line.
And a third step of: and the long bolt with the spring passes through long round combining holes on the side keels of the transverse channel steel and the middle keels of the transverse channel steel from bottom to top.
The specific installation process comprises the following steps: the long bolt with the spring firstly penetrates through round holes in the side keels of the transverse channel steel and the middle keels of the transverse channel steel, then is fixed on long holes in the side keels of the transverse channel steel and the middle keels of the transverse channel steel, and then the plugging nut is screwed to finish leveling work.
The specific leveling process comprises the following steps: the positions of all the blocking nuts are adjusted, so that the upper surfaces of all the blocking nuts are flush, namely the preset height is finally ensured; if the upper surface of a certain blocking nut is slightly higher than the preset height, the blocking nut can be adjusted downwards, the blocking nut downwards extrudes the supporting spring, and the supporting spring supports the blocking nut; and vice versa.
Fourth step: the long nut of the clip nut is mounted to the long screw.
The center of the upper opening of the clamping nut is provided with a hexagonal hole, the upper opening is provided with a fan-shaped mounting clamp, and the fan-shaped mounting clamp is provided with a spring fixing piece.
Fifth step: the four corners of the floor plate are provided with fan-shaped mounting grooves and circular through holes;
the floor plates are smoothly installed one by one from left to right and from top to bottom, the floor plates are placed above the four adjacent clamp nuts, and the hexagonal holes and the round through holes are vertically aligned.
The fan-shaped installation groove of the floor plate is correspondingly placed above the clamping type nut, the hexagonal rotating rod is inserted into the hexagonal hole above the floor plate, screwing is carried out until the fan-shaped installation clamp is engaged and clamped into the fan-shaped installation groove which is made in advance on the floor plate, and the spring fixing piece is propped against the top surface of the fan-shaped installation groove while screwing the fan-shaped installation clamp.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
1, the invention can carry out multiple leveling, and has high leveling accuracy and precision; the invention is provided with the support bracket, and when the support bracket is erected, the support bracket is leveled and installed, so that the leveling is performed once; the long bolt with the spring is arranged, and the long bolt with the spring realizes self leveling through the supporting spring and the blocking nut, so that the second leveling is realized; if the individual long bolt with the spring is not leveled, when the clamp nut is in threaded connection with the long bolt with the spring, the connection position of the clamp nut on the long bolt with the spring can be adjusted for three times, so that the floor plate can be smoothly installed in the later stage.
2, the long bolt with the spring is connected to the support bracket, is not directly connected with the ground, and is not affected by the flatness of the ground base layer; meanwhile, enough space is reserved between the support bracket and the ground, so that the support bracket can be used for hiding specific pipeline equipment.
3, the invention has convenient connection and high construction efficiency; the clamping type nut is arranged, the clamping type nut can be matched with the floor plate to rotate and clamped and tightly propped, the rotating connection process of the clamping type nut and the floor plate is completed above the floor plate, and the connection is simple, convenient and quick.
Drawings
FIG. 1 is a schematic illustration of a legless raised floor mounting structure of the present invention.
Fig. 2 is a detailed view of the connection of the legless raised floor mounting structure of the present invention.
FIG. 3 is a second detailed view of the connection of the legless raised floor mounting structure of the present invention, including a scalloped mounting slot and a circular through hole configuration.
Figure 4 is a schematic view of a floor panel of the present invention.
Fig. 5 is a schematic view of a sprung long bolt of the invention.
Fig. 6 is an elevation view of the snap nut of the present invention.
Fig. 7 is a schematic view of a support bracket of the present invention.
Fig. 8 is a schematic view of a transverse channel side keel of the invention.
Fig. 9 is a schematic view of the middle keel of the transverse channel of the invention.
Fig. 10 is a perspective view of the clip nut of the present invention.
Fig. 11 is a vertical cross-section of the clip nut of the present invention.
Fig. 12 is a horizontal cross-sectional view of the clip nut of the present invention.
Reference numerals: 1-supporting bracket, 2-floor board, 3-long bolt with spring, 4-clamping nut,
1.1-longitudinal angle steel main joist, 1.2-transverse channel steel edge joist, 1.3-transverse channel steel middle joist, 1.4-longitudinal channel steel reinforcing joist, 1.5-long round combining hole,
2.1-sector mounting groove, 2.2-circular through hole,
3.1-long screw, 3.2-supporting spring, 3.3-blocking nut, 3.4-gasket,
4.1-long nuts, 4.2-hexagonal holes, 4.3-sector mounting cards, 4.4-spring fixtures and 4.5-bearings.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 12, the present invention provides a leg-less raised floor mounting structure and a construction method thereof.
The invention relates to a supporting leg-free raised floor mounting structure, which comprises a support bracket 1 and a floor plate block 2, wherein the support bracket 1 is connected to structural walls on two sides in a room in an overhead manner, the floor plate block 2 is connected to the support bracket 1, and four corners of the floor plate block 2 are connected with the support bracket 1 through connecting components.
The connecting component comprises a long bolt 3 with a spring and a clamping nut 4 which are sleeved by threads.
The long bolt 3 with the spring comprises a long screw rod 3.1, a supporting spring 3.2 movably sleeved on the long screw rod 3.1 and a blocking nut 3.3 screwed on the long screw rod 3.1, a gasket 3.4 is movably sleeved on the long screw rod 3.1, and the gasket 3.4 is arranged on the upper portion and the lower portion of the supporting spring 3.2.
The clamping nut 4 comprises a long nut 4.1, the lower opening of the long nut 4.1 is in threaded sleeve joint with the long screw 3.1, and the upper opening of the long nut 4.1 is a closed opening; the center of the upper opening of the long nut 4.1 is rotationally connected with a hexagonal hole 4.2 protruding outwards through a bearing 4.5; the upper opening of the long nut 4.1 is also provided with a fan-shaped mounting clamp 4.3, the fan-shaped mounting clamp 4.3 is fixedly connected with the outer wall of the hexagonal hole 4.2, the top point of the fan-shaped mounting clamp 4.3 coincides with the center of the upper opening of the long nut 4.1, the radius of the fan-shaped mounting clamp 4.3 is larger than that of the upper opening of the long nut 4.1, the top surface of the fan-shaped mounting clamp 4.3 is flush with the top surface of the hexagonal hole 4.2, and the thickness of the fan-shaped mounting clamp 4.3 is unchanged; the fan-shaped mounting card 4.3 has a spring mount 4.4 embedded in the end remote from the apex.
The lower surfaces of the four corners of the floor plate block 2 are provided with sector installation grooves 2.1 which are matched with the sector installation clamps 4.3, and the vertexes of the sector installation grooves 2.1 are provided with round through holes 2.2 which penetrate through the floor plate block 2.
The circular through hole 2.2 and the hexagonal hole 4.2 are vertically aligned, a hexagonal rotating rod penetrating through the circular through hole 2.2 is inserted into the hexagonal hole 4.2, the fan-shaped mounting clamp 4.3 rotates and is engaged and clamped in the fan-shaped mounting groove 2.1, and the spring fixing piece 4.4 is stretched and tightly propped against the top surface of the fan-shaped mounting groove 2.1.
The spring fixing piece 4.4 comprises a compression spring which is connected in the fan-shaped mounting card 4.3 in an embedded manner and a fixing ring which is connected to the top end of the compression spring through a connecting plate; the fixed ring comprises a U-shaped vertical ring and a horizontal clamping ring sleeved at the top of the U-shaped vertical ring; the diameter of the circular through hole 2.2 is not smaller than the maximum outer diameter of the hexagonal hole 4.2.
The support bracket 1 comprises a pair of longitudinal angle steel main keels 1.1 which are distributed along the long side direction of a room and connected to two side structural walls, a pair of transverse channel steel side keels 1.2 which are distributed along the short side direction of the room and welded between the ends of the pair of longitudinal angle steel main keels 1.1, and a transverse channel steel middle keel 1.3 which is welded between the middle parts of the pair of longitudinal angle steel main keels 1.1 at uniform intervals.
When the interval between the pair of longitudinal angle steel main keels 1.1 is overlarge, a longitudinal channel steel reinforcing keel 1.4 is additionally arranged between the pair of longitudinal angle steel main keels 1.1; the longitudinal channel steel reinforcing keels 1.4 are distributed along the long side direction of the room.
The two ends of the longitudinal channel steel reinforced keel 1.4 are welded on the connecting plates, and the connecting plates are connected on the structural wall body through chemical anchor bolts.
Vertical limbs of the longitudinal angle steel main joist 1.1 are connected to the structural wall body through chemical anchor bolts arranged at intervals, and horizontal limbs extend outwards.
The back plates of the transverse channel steel side keels 1.2 and the transverse channel steel middle keels 1.3 are respectively provided with long round combining holes 1.5; a row of oblong combining holes 1.5 on the transverse channel steel side keels 1.2 are arranged along the central line; the long round combining holes 1.5 on the middle keel 1.3 of the transverse channel steel are arranged in two rows along the two sides of the central line.
The invention is provided with the support bracket 1, the support bracket is arranged on the wall bodies with two side structures, the floor formed by the floor plates is erected without supporting legs, the installation is not limited by the condition of a ground base layer, the overhead height is not limited, and large pipeline equipment can be buried.
The invention is provided with a connecting component which comprises a long bolt 3 with a spring and a clip-type nut 4 which are sleeved with threads; the four corners of the floor plate are provided with sector mounting grooves 2.1 which are engaged with the sector mounting clamps 4.3 of the clamp nuts 4 and are rotationally connected, so that the floor plate is firmly and stably connected with the connecting assembly; the floor plate 2 is leveled by screwing the blocking nut 3.3, and is supported by the supporting spring 3.2, so that the leveling is simple, convenient and quick.
The construction method of the landing leg-free raised floor installation structure comprises the following steps:
the first step: and paying off and positioning, and determining the overhead height of the floor plate 2 and the installation position of the support bracket 1.
And a second step of: the support bracket 1 is installed.
a, two longitudinal angle steel main keels 1.1 are distributed along the long side direction of a room, the two longitudinal angle steel main keels 1.1 are respectively fixed with two side structural walls by using chemical anchor bolts, and when the distance between the two longitudinal angle steel main keels 1.1 is overlarge, a longitudinal channel steel reinforcing keel 1.4 is additionally arranged at the middle position of the two longitudinal angle steel main keels 1.1.
And b, arranging two transverse channel steel side keels 1.2 along the short side direction of a room, respectively welding the two transverse channel steel side keels 1.2 between the ends of the two longitudinal angle steel main keels 1.1, and symmetrically arranging a row of long round combining holes 1.5 along the central line on the transverse channel steel side keels 1.2.
And c, uniformly distributing a plurality of transverse channel steel middle keels 1.3 at intervals along the short side direction of the room, welding the transverse channel steel middle keels 1.3 between the middle parts of the two longitudinal angle steel main keels 1.1, and forming two rows of long round combining holes 1.5 on the transverse channel steel middle keels 1.3 along the two sides of the central line.
And a third step of: the long bolt 3 with the spring passes through the long round combining holes 1.5 on the side keels 1.2 of the transverse channel steel and the middle keels 1.3 of the transverse channel steel from bottom to top.
The specific installation process comprises the following steps: the long bolt 3 with the spring firstly passes through round holes on the transverse channel steel side keels 1.2 and the transverse channel steel middle keels 1.3, then is fixed on long holes on the transverse channel steel side keels 1.2 and the transverse channel steel middle keels 1.3, and then the plugging nut 3.3 is screwed to finish leveling work.
The specific leveling process comprises the following steps: by adjusting the position of each blocking nut 3.3, the upper surfaces of all the blocking nuts 3.3 are finally ensured to be flush, namely the preset height; if the upper surface of a certain plugging nut 3.3 is slightly higher than the preset height, the plugging nut 3.3 can be adjusted downwards, the plugging nut 3.3 presses the supporting spring 3.2 downwards, and the supporting spring 3.2 supports the plugging nut 3.3; and vice versa.
Fourth step: the long nut 4.1 of the clip nut 4 is mounted to the long screw 3.1.
The center of the upper opening of the clamp nut 4 is provided with a hexagonal hole 4.2, the upper opening is provided with a fan-shaped mounting clamp 4.3, and the fan-shaped mounting clamp 4.3 is provided with a spring fixing piece 4.4.
Fifth step: the four corners of the floor block 2 are provided with fan-shaped mounting grooves 2.1 and round through holes 2.2;
the floor boards 2 are smoothly installed one by one from left to right and from top to bottom, the floor boards 2 are placed above the four adjacent clamp nuts 4, and the hexagonal holes 4.2 and the round through holes 2.2 are ensured to be aligned up and down.
The fan-shaped installation groove 2.1 of the floor plate 2 is correspondingly placed above the clamp-type nut 4, a hexagonal rotating rod is inserted into the hexagonal hole 4.2 above the floor plate 2, screwing is carried out until the fan-shaped installation clamp 4.3 is matched and clamped into the fan-shaped installation groove 2.1 which is pre-manufactured on the floor plate 2, and the spring fixing piece 4.4 is tightly propped against the top surface of the fan-shaped installation groove 2.1 while the fan-shaped installation clamp 4.3 is screwed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a no landing leg formula raised floor mounting structure which characterized in that: the floor board comprises support brackets (1) which are connected to structural walls on two sides in a room in an overhead manner and floor boards (2) which are connected to the support brackets (1), wherein four corners of each floor board (2) are connected with the support brackets (1) through connecting components;
the connecting component comprises a long bolt (3) with a spring and a clamping nut (4) which are sleeved with each other through threads;
the long bolt with spring (3) comprises a long screw (3.1), a supporting spring (3.2) movably sleeved on the long screw (3.1) and a plugging nut (3.3) screwed on the long screw (3.1), a gasket (3.4) is movably sleeved on the long screw (3.1), and the gasket (3.4) is arranged on the upper part and the lower part of the supporting spring (3.2);
the clamping type nut (4) comprises a long nut (4.1), the lower opening of the long nut (4.1) is in threaded sleeve joint with the long screw (3.1), and the upper opening of the long nut (4.1) is a closed opening; the center of the upper opening of the long nut (4.1) is rotationally connected with a hexagonal hole (4.2) protruding outwards through a bearing (4.5); the upper opening of the long nut (4.1) is also provided with a fan-shaped mounting clamp (4.3), the fan-shaped mounting clamp (4.3) is fixedly connected with the outer wall of the hexagonal hole (4.2), the top point of the fan-shaped mounting clamp (4.3) coincides with the center of the upper opening of the long nut (4.1), the radius of the fan-shaped mounting clamp (4.3) is larger than the radius of the upper opening of the long nut (4.1), and the top surface of the fan-shaped mounting clamp (4.3) is flush with the top surface of the hexagonal hole (4.2); one end of the fan-shaped mounting card (4.3) far away from the vertex is embedded with a spring fixing piece (4.4);
the lower surfaces of the four corners of the floor plate block (2) are provided with sector installation grooves (2.1) which are matched with the sector installation cards (4.3), and the vertexes of the sector installation grooves (2.1) are provided with round through holes (2.2) which penetrate through the floor plate block (2);
the circular through hole (2.2) is opposite to the hexagonal hole (4.2) from top to bottom, the hexagonal rotating rod penetrating through the circular through hole (2.2) is inserted into the hexagonal hole (4.2), the fan-shaped mounting clamp (4.3) rotates and is engaged and clamped in the fan-shaped mounting groove (2.1), and the spring fixing piece (4.4) stretches and tightly props against the top surface of the fan-shaped mounting groove (2.1).
2. The leg-less raised floor mounting structure of claim 1, wherein: the spring fixing piece (4.4) comprises a compression spring which is connected in the fan-shaped mounting card (4.3) in an embedded mode and a fixing ring which is connected to the top end of the compression spring through a connecting plate.
3. The leg-less raised floor mounting structure of claim 2, wherein: the fixing ring comprises a U-shaped vertical ring and a horizontal clamping ring sleeved at the top of the U-shaped vertical ring.
4. The leg-less raised floor mounting structure of claim 1, wherein: the diameter of the circular through hole (2.2) is not smaller than the maximum outer diameter of the hexagonal hole (4.2).
5. The leg-less raised floor mounting structure of claim 1, wherein: the support bracket (1) comprises a pair of longitudinal angle steel main keels (1.1) which are distributed along the long side direction of a room and connected to structural walls on two sides, a pair of transverse channel steel side keels (1.2) which are distributed along the short side direction of the room and welded between the ends of the pair of longitudinal angle steel main keels (1.1), and a transverse channel steel middle keel (1.3) which is welded between the middle parts of the pair of longitudinal angle steel main keels (1.1) at uniform intervals.
6. The leg-less raised floor mounting structure of claim 5, wherein: when the interval between the pair of longitudinal angle steel main keels (1.1) is overlarge, a longitudinal channel steel reinforcing keel (1.4) is additionally arranged between the pair of longitudinal angle steel main keels (1.1);
the longitudinal channel steel reinforcing keels (1.4) are distributed along the long side direction of the room.
7. The leg-less raised floor mounting structure of claim 6, wherein: two ends of a longitudinal channel steel reinforcing keel (1.4) are welded on a connecting plate, and the connecting plate is connected to a structural wall body through a chemical anchor bolt.
8. The leg-less raised floor mounting structure of claim 5, wherein: vertical limbs of the longitudinal angle steel main keels (1.1) are connected to the structural wall body through chemical anchor bolts arranged at intervals, and horizontal limbs extend outwards.
9. The leg-less raised floor mounting structure of claim 6, wherein: the back plates of the transverse channel steel side keels (1.2) and the transverse channel steel middle keels (1.3) are respectively provided with a long round combining hole (1.5);
a row of long round combining holes (1.5) on the transverse channel steel side keels (1.2) are arranged along the central line;
the long round combining holes (1.5) on the middle keel (1.3) of the transverse channel steel are arranged in two rows along the two sides of the central line.
10. The construction method of the leg-less raised floor mounting structure as claimed in claim 9, wherein the steps of:
the first step: paying off and positioning, and determining the overhead height of the floor plate (2) and the installation position of the support bracket (1);
and a second step of: the support bracket (1) is installed;
a, arranging two longitudinal angle steel main keels (1.1) along the long side direction of a room, respectively fixing the two longitudinal angle steel main keels (1.1) with two side structure walls by using chemical anchor bolts, and additionally arranging a longitudinal channel steel reinforcing keel (1.4) at the middle position of the two longitudinal angle steel main keels (1.1) when the interval between the two longitudinal angle steel main keels (1.1) is overlarge;
b, arranging two transverse channel steel side keels (1.2) along the short side direction of a room, respectively welding the two transverse channel steel side keels (1.2) between the ends of the two longitudinal angle steel main keels (1.1), and symmetrically arranging a row of long round combining holes (1.5) on the transverse channel steel side keels (1.2) along the central line;
c, uniformly and alternately arranging a plurality of transverse channel steel middle keels (1.3) along the short side direction of a room, wherein the transverse channel steel middle keels (1.3) are welded between the middle parts of two longitudinal angle steel main keels (1.1), and two rows of long round combining holes (1.5) are formed on the transverse channel steel middle keels (1.3) along the two sides of a central line;
and a third step of: the long bolt (3) with the spring passes through long round combining holes (1.5) on the side keels (1.2) of the transverse channel steel and the middle keels (1.3) of the transverse channel steel from bottom to top;
the specific installation process comprises the following steps: the long bolt (3) with the spring firstly penetrates through round holes in the side keels (1.2) of the transverse channel steel and the middle keels (1.3) of the transverse channel steel and then is fixed on long holes in the side keels (1.2) of the transverse channel steel and the middle keels (1.3) of the transverse channel steel, and then the plugging nut (3.3) is screwed to finish leveling work;
the specific leveling process comprises the following steps: the positions of all the blocking nuts (3.3) are adjusted, so that the upper surfaces of all the blocking nuts (3.3) are flush, namely the preset height is finally ensured; if the upper surface of a certain blocking nut (3.3) is slightly higher than the preset height, the blocking nut (3.3) can be adjusted downwards, the blocking nut (3.3) downwards extrudes a supporting spring (3.2), and the supporting spring (3.2) supports the blocking nut (3.3); vice versa;
fourth step: mounting a long nut (4.1) of the clip nut (4) on the long screw (3.1);
the center of the upper opening of the clamping nut (4) is provided with a hexagonal hole (4.2), the upper opening is provided with a sector mounting clamp (4.3), and the sector mounting clamp (4.3) is provided with a spring fixing piece (4.4);
fifth step: the four corners of the floor plate block (2) are provided with fan-shaped mounting grooves (2.1) and round through holes (2.2);
the floor plates (2) are smoothly installed one by one from left to right and from top to bottom, the floor plates (2) are placed above the four adjacent clamping nuts (4), and the hexagonal holes (4.2) and the round through holes (2.2) are ensured to be aligned up and down;
the fan-shaped mounting groove (2.1) of the floor plate (2) is correspondingly placed above the clamping nut (4), the hexagonal rotating rod is inserted into the hexagonal hole (4.2) above the floor plate (2), screwing is carried out until the fan-shaped mounting clamp (4.3) is matched with the fan-shaped mounting groove (2.1) which is pre-manufactured on the floor plate (2), and the spring fixing piece (4.4) is tightly propped against the top surface of the fan-shaped mounting groove (2.1) while the fan-shaped mounting clamp (4.3) is screwed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310879754.8A CN117052080B (en) | 2023-07-18 | 2023-07-18 | Landing leg-free raised floor mounting structure and construction method thereof |
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| CN202310879754.8A CN117052080B (en) | 2023-07-18 | 2023-07-18 | Landing leg-free raised floor mounting structure and construction method thereof |
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| CN117052080B true CN117052080B (en) | 2024-03-29 |
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| CN115749192A (en) * | 2022-11-24 | 2023-03-07 | 安徽同心林塑胶科技有限公司 | Raised floor and paving mode |
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| JP2007177509A (en) * | 2005-12-28 | 2007-07-12 | Furuchuu:Kk | Supporting device of floor panel |
| KR20130030938A (en) * | 2011-09-20 | 2013-03-28 | 동아에스텍 주식회사 | Packing material is combined wood deck |
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| CN117052080A (en) | 2023-11-14 |
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