CN111287378A

CN111287378A - Ceiling with adjustable height and construction method thereof

Info

Publication number: CN111287378A
Application number: CN202010260953.7A
Authority: CN
Inventors: 李先之; 赵春侠; 陈琳; 任为为
Original assignee: Hunan Institute of Technology
Current assignee: Hunan Institute of Technology
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-06-16
Anticipated expiration: 2040-04-03
Also published as: CN111287378B

Abstract

A suspended ceiling with adjustable height and a construction method thereof are disclosed, the suspended ceiling comprises a hanging piece, a keel structure and a gypsum board, the keel structure comprises a main keel, a secondary keel and a cross-brace keel, and the hanging piece comprises a main hanging rib, a secondary hanging rib, a hanging ring and a fastener; a plurality of hanging holes and No. 1 holes are alternately formed in the main hanging rib along the length direction of the main hanging rib, one end of the secondary hanging rib is provided with a hook-shaped part which can be hooked in the hanging hole of the main hanging rib, and a No. 2 hole matched with the No. 1 hole is formed in the position, close to the hook-shaped part, of the secondary hanging rib; the main vertical below that is fixed in the ceiling that hangs the muscle, the secondary hangs the muscle and hangs on the main muscle of hanging through hook-like portion hook, No. 1 hole on the main muscle of hanging is just being aimed at in No. 2 holes, this No. 1 hole and No. 2 holes are located to buckle spare detachable card, main muscle of hanging and secondary hang the muscle and hug closely each other under the chucking of buckle spare, rings can be dismantled with the lower part of secondary hanging the muscle and be connected, the main joist is arranged in the rings, secondary joist and stull fossil fragments are connected with the main joist, the gypsum board is laid in the bottom of secondary joist and stull fossil fragments.

Description

Ceiling with adjustable height and construction method thereof

Technical Field

The invention relates to the technical field of building connecting components, in particular to a ceiling with adjustable height and a construction method thereof.

Background

Currently, suspended ceilings are very common in tooling, for example: factory building, office building. The suspended ceiling generally comprises a suspender, a keel structure (composed of a main keel, a secondary keel and a cross-brace keel) and a gypsum board, wherein one end of the suspender is vertically fixed in the ceiling through an expansion screw, the other end of the suspender is connected with the keel structure, and the gypsum board is laid at the bottom of the keel structure.

The traditional suspended ceiling is better in firmness, safety and aesthetic property, but the traditional suspended ceiling has the defect that the traditional suspended ceiling cannot be overcome at the present stage, once the suspended ceiling is installed, the suspended ceiling is required to be refitted and adjusted in height (for example, a large-scale device is purchased in a factory building, and the height in the factory building needs to be increased), the suspender is required to be replaced, and the suspender is fixed in the ceiling through the expansion screw, so the replacement of the suspender is not simple, and only two methods can be implemented at present, namely, the first method is to firstly cut off the suspender close to the position of the ceiling and then fix the suspender with a new size; in the second method, a hole is drilled in the ceiling with an expansion screw as the center, the expansion screw is taken out of the ceiling together with the suspension rod, and the suspension rod of a new size is fixed. No matter which method is adopted to adjust the height of the suspended ceiling, the construction is troublesome, and a plurality of holes are left on the ceiling, which influences the weighing capacity of the upper floor.

Disclosure of Invention

The invention aims to provide a suspended ceiling with adjustable height and a construction method thereof.

In order to solve the technical problems, the invention adopts the following technical scheme: a suspended ceiling with adjustable height comprises a hanging piece, a keel structure and a gypsum board, wherein the keel structure comprises a main keel, a secondary keel and a cross-brace keel, and the hanging piece comprises a main hanging rib, a secondary hanging rib, a hanging ring and a clamping piece; a plurality of hanging holes and No. 1 holes are alternately formed in the main hanging rib along the length direction of the main hanging rib, one end of the secondary hanging rib is provided with a hook-shaped part which can be hooked in any one hanging hole of the main hanging rib, and the secondary hanging rib is further provided with No. 2 holes matched with the No. 1 holes; the main vertical below that is fixed in the ceiling that hangs the muscle, the secondary hangs the muscle and hangs on the main muscle of hanging through hook portion hook, No. 2 holes just to No. 1 hole, buckle spare detachable card is located in No. 1 hole and No. 2 holes, main muscle and secondary hang the muscle and hug closely each other under the chucking of buckle spare, rings can be dismantled with the lower part of secondary hanging the muscle and be connected, the main joist is arranged in the hanging ring, secondary joist and stull fossil fragments are connected with the main joist, the gypsum board is laid in the bottom of secondary joist and stull fossil fragments.

Furthermore, the buckling piece comprises a buckling head and a tensioning screw, a plurality of elastic insertion pieces which are close to the middle are uniformly distributed on the circumference of the buckling head, and steps are arranged on the back of the elastic insertion pieces; will the overhead elasticity inserted sheet of buckle is inserted in No. 2 holes and No. 1 hole, the tight screw that rises can insert and threaded connection in the buckle head from between the elasticity inserted sheet, just the tight screw that rises will extrude all elasticity inserted sheets outwards strut and make the step of elasticity inserted sheet prop main muscle of hanging and hang to the muscle of hanging once and paste tightly.

Further, the screw comprises a head and a rod, the head is in transition connection with the rod through an inclined plane, a hexagonal groove is formed in the end face of the head, the side face of the head is matched with the inner side face of the elastic insertion piece, and threads are distributed on the rod.

Furthermore, No. 1 hole and No. 2 hole are the circular port, the quantity of the overhead elasticity inserted sheet of buckle is four.

Furthermore, the hook-shaped part of the secondary hanging rib is formed by bending one end of the secondary hanging rib downwards and then upwards, and the top end of the hook-shaped part abuts against the main hanging rib.

Still further, rings adopt the clamp structure, and this clamp structure hangs the muscle through the bolt with time and is connected, hang the lower part of muscle once and offer with the mounting hole that supplies the bolt to pass through.

Still further, the lower part of the secondary hanging bar is longitudinally provided with two mounting holes at intervals, and the distance between the two mounting holes is equal to 1/2 or 1/3 of the distance between two adjacent hanging holes on the main hanging bar.

Preferably, the main hanging bar is an angle steel, a mounting plate is welded to the top of the angle steel, and the mounting plate is fixed to a ceiling through expansion screws.

As another aspect of the present invention, the method for constructing a ceiling with adjustable height includes the following steps:

firstly, constructing a keel structure by using a main keel, a secondary keel and a cross-brace keel, and paving a gypsum board at the bottom of the keel structure;

secondly, installing a hanging ring on the main keel, and assembling a secondary hanging rib on the hanging ring;

thirdly, fixing the main hanging ribs on the ceiling;

and fourthly, firstly hooking the secondary hanging rib on the main hanging rib, and then buckling the buckle piece on the main hanging rib and the secondary hanging rib.

The invention relates to a suspended ceiling with adjustable height, which is characterized in that a suspended ceiling with adjustable height is used for realizing the height adjustment of the suspended ceiling, and a hanging piece with adjustable length is used for replacing a traditional hanging rod on the basis of keeping the structure of a traditional gypsum board and a keel. This hang piece includes that main muscle, inferior muscle, rings and the buckle spare of hanging, and main muscle of hanging is fixed on the ceiling, and inferior muscle hook of hanging hangs on main muscle of hanging, and the buckle spare will mainly hang the muscle and hang the muscle chucking with inferior and be in the same place, and rings are connected in the lower part of hanging the muscle inferior, and keel structure links to each other with rings, and the gypsum board is then mated formation in keel structure's bottom. When hanging the muscle hook in the owner with inferior, constructor can select appropriate hanging hole to carry out the hook according to the required height of furred ceiling, every will hang a muscle toward lower hook check, and the main length of hanging after muscle and inferior hanging muscle combination will increase a plurality of centimetres, and the whole height of furred ceiling also can take place corresponding change. Therefore, the suspended ceiling can be adjusted in height, is convenient and quick to adjust, cannot damage original components, cannot influence the ceiling, and is safe and reliable. In addition, the construction method of the suspended ceiling is simple and easy to operate.

Drawings

FIG. 1 is a longitudinal cross-sectional view of an adjustable height drop ceiling according to the present invention;

FIG. 2 is a perspective view of a keel structure of an adjustable height suspended ceiling according to the invention (showing the suspension rings and secondary suspension bars);

FIG. 3 is a front view of a main suspension bar of an adjustable height suspended ceiling according to the present invention;

FIG. 4 is a cross-sectional view taken along the line C-C of FIG. 3;

FIG. 5 is a longitudinal cross-sectional view of a secondary suspension bar of an adjustable height suspended ceiling according to the present invention (showing a suspension ring, a main runner, and the like);

FIG. 6 is an enlarged view of portion D of FIG. 1;

fig. 7 is a schematic view illustrating a state where the fastening member of fig. 6 is not fastened to the main and sub-suspension bars.

The reference signs are:

a-ceiling B-keel structure E-gypsum board

1-main hanging bar 2-secondary hanging bar 3-hanging ring

4-fastener 5-mounting plate 6-expansion screw

1 a-hanging hole 1 b-No. 1 hole

2 a-hook part 2 b-No. 2 hole 2 c-mounting hole

4a, a buckle head 4b, a tensioning screw 4c and an elastic inserting sheet

4d step 4b1 head 4b2 rod

4b 3-inclined surface 4b 4-hexagonal groove

B1 main keel B2 secondary keel B3 cross-bracing keel.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or interconnected between two elements, directly or indirectly through intervening media, and the specific meaning of the terms may be understood by those skilled in the art according to their specific situation.

As shown in fig. 1 and 2, the suspended ceiling with adjustable height comprises a hanging piece, a keel structure B and a gypsum board E, wherein the keel structure B comprises a main keel B1, a secondary keel B2 and a cross-brace keel B3, and the hanging piece comprises a main hanging rib 1, a secondary hanging rib 2, a hanging ring 3 and a fastener 4; a plurality of hanging holes 1a and No. 1 holes 1b are alternately arranged on the main hanging rib 1 along the length direction, one end of the secondary hanging rib 2 is provided with a hook-shaped part 2a which can be hooked in any one hanging hole 1a of the main hanging rib 1, and the position of the secondary hanging rib 2 close to the hook-shaped part 2a is also provided with a No. 2 hole 2b matched with the No. 1 hole 1 b; main hang muscle 1 through the vertical below that is fixed in ceiling A of inflation screw, inferior hang muscle 2 through hook-shaped portion 2a hook on

main hang muscle

1, 2 No. hole 2B just to 1 No. hole 1B on the main hang muscle 1, buckle 4 detachable card is located in this No. 1 hole 1B and No. 2 hole 2B, main hang muscle 1 and inferior hang muscle 2 and hug closely each other under the chucking of buckle 4, rings 3 and the detachable connection of the lower part of inferior hang muscle 2, rings 3 are arranged in to main fossil fragments B1, inferior fossil fragments B2 and stull fossil fragments B3 are connected with main fossil fragments B1, gypsum board E paves in the bottom of inferior fossil fragments B2 and stull fossil fragments B3.

Different from the traditional suspended ceiling, the suspended ceiling has the advantages that the height of the suspended ceiling is adjustable after the main hanging rib 1 and the secondary hanging rib 2 are combined, the distance between the hanging holes 1a in the main hanging rib 1 can be set to be 2-4cm, when the suspended ceiling is additionally arranged on the ceiling A, a constructor can hook the secondary hanging rib 2 at the proper position of the main hanging rib 1 according to the required height of the suspended ceiling, the secondary hanging rib 2 is hung downwards for one grid at each time, and the height of the combined main hanging rib 1 and the secondary hanging rib 2 is increased by 2-4 cm.

The use of buckle 4 in the above-mentioned embodiment is great, if only hang the muscle 2 hook with time on main hanging muscle 1 by hook-shaped portion 2a, the muscle 2 is hung to time probably takes place to rock, perhaps hangs the muscle 2 and outwards sticks up once, can not hug closely in main hanging muscle 1 to the light gauge steel A of loading that rings 3 slope can not be fine, and this buckle 4 can hang muscle 1 with time with main hanging muscle 2 chucking, paste and be in the same place, thereby effectively prevent the emergence of above-mentioned problem. Specifically, as shown in fig. 1, 6 and 7, the snap 4 in the present embodiment may have the following structure: the buckle part 4 is a metal product and comprises a buckle head 4a and a tension screw 4b, a plurality of elastic insertion pieces 4c are uniformly distributed on the buckle head 4a in the circumferential direction, a step 4d is arranged on the back of each elastic insertion piece 4c, specifically, the step 4d is positioned at the top of each elastic insertion piece 4c and protrudes outwards, each elastic insertion piece 4c has elasticity, all the elastic insertion pieces 4c are close to the middle in a natural state, the elastic insertion pieces 4c can be pulled outwards under the action of external force, and after the action of the external force is stopped, the elastic insertion pieces 4c can restore the original shape. When the buckle piece 4 is used, the buckle head 4a and the elastic inserting piece 4c are firstly arranged on the main hanging rib 1 and the secondary hanging rib 2, the tensioning screw 4b is fixed on the buckle head 4a, after the assembly is completed, the fastening head 4a is fastened outside the hole 2b and the hole 1b, the elastic insert 4c on the fastening head 4a is inserted into the hole 2b and the hole 1b (the elastic insert 4c can be inserted from one side of the main lifting rib 1 or from one side of the secondary lifting rib 2, only one of the insertion modes is shown in figures 1, 5 and 6), the tension screw 4b is inserted between the elastic inserts 4c and is in threaded connection with the fastening head 4a (the fastening head 4a is provided with a screw hole matched with the tension screw 4 b), and the tensioning screw 4b extrudes all the elastic inserting pieces 4c to be outwards spread so that the steps 4d of the elastic inserting pieces 4c abut against the main hanging rib 1 to be tightly attached to the secondary hanging ribs 2. It should be noted that the fastener 4 in this embodiment can be disassembled, and during the disassembly, the tensioning screw 4b is only required to be unscrewed from the fastener head 4a, and after the elastic insertion piece 4c is restored and folded, the fastener head 4a is taken down from the main hanging rib 1 and the secondary hanging rib 2.

As shown in fig. 6 and 7, the screw 4b in the present embodiment includes a head 4b1 and a shaft 4b 2. The rod part 4b2 is distributed with screw threads, and the screw thread connection of the screw 4b and the buckle head 4a can be realized by screwing the rod part 4b2 into the screw hole of the buckle head 4 a. In order to facilitate the assembly and disassembly of the screw 4b on the bayonet 4a, the end surface of the head 4b1 of the screw 4b is provided with a hexagonal groove for screwing the screw 4b by using a hexagonal screwdriver. As can be seen from the foregoing, the screw 4b in the present embodiment has the function of spreading the elastic insertion pieces 4c, and for this purpose, the head 4b1 of the screw 4b is transitionally connected with the rod 4b2 through the inclined surface 4b3, and the side surface of the head 4b1 is matched with the inner side surface of the elastic insertion piece 4c, so that all the elastic insertion pieces 4c can smoothly slide from the rod 4b2 to the head 4b1 of the screw 4b and further spread outwards by the head 4b1 during the process of screwing the screw 4b into the buckling head 4 a.

The shape of the hanging holes 1a and 1b can be circular, square, rectangular, polygonal, etc., preferably, as shown in fig. 3, the hanging holes 1a are rectangular holes, the 1b are circular holes, and correspondingly, the 2b are circular holes. In order to ensure the clamping effect of the clamping part 4, the number of the elastic insertion pieces 4c on the clamping head 4a is not too small, and the shape of the elastic insertion pieces 4c is designed according to the characteristics of the hole 1b and the hole 2b 2, based on this, the number of the elastic insertion pieces 4c on the clamping head 4a in the embodiment is preferably four, the four elastic insertion pieces 4c are uniformly distributed in the circumference, and the cross section of the elastic insertion pieces 4c is arc-shaped.

As shown in fig. 1, 5, 6 and 7, the hook-shaped portion 2a of the secondary suspension rib 2 in the present embodiment is formed by bending one end of the secondary suspension rib 2 downward and then upward, and the tip of the hook-shaped portion 2a abuts against the primary suspension rib 1.

As shown in fig. 1 and 5, the suspension ring 3 in this embodiment has a clamp structure, bolt holes are provided in two ear portions of the clamp structure, and mounting holes 2c are provided in the lower portion of the secondary suspension rib 2, so that when the clamp structure is mounted on the secondary suspension rib 2, the lower portion of the secondary suspension rib 2 is inserted into the clamp structure, the mounting holes 2c of the secondary suspension rib 2 are aligned with the bolt holes of the clamp structure, and a bolt is screwed into the bolt holes and the mounting holes 2c, so that the suspension ring is reinforced by a nut.

As mentioned above, the distance between the adjacent hanging holes 1a of the main hanging bar 1 is 2-4cm, and the height of the suspended ceiling can be adjusted by hooking the secondary hanging bar 2 in the different hanging holes 1a of the main hanging bar 1, however, in order to adjust the height of the suspended ceiling more finely, the invention provides two mounting holes 2c at the lower part of the secondary hanging bar 2 at intervals in the longitudinal direction, and the distance between the two mounting holes 2c is equal to 1/2 or 1/3 of the distance between the adjacent two hanging holes 1a of the main hanging bar 1, so that the heights of the hanging rings 3 fixed on the secondary hanging bar 2 can be different by selecting different mounting holes 2c, and the height of the whole hanging piece can also be changed as a whole. Relatively speaking, the height of the suspended ceiling can be roughly adjusted by adjusting the position of the secondary hanging rib 2 on the main hanging rib 1, the height of the suspended ceiling can be finely adjusted by adjusting the position of the hanging ring 3 on the secondary hanging rib 2, and the two adjusting methods can be flexibly utilized in the actual construction process so that the height of the suspended ceiling can be adjusted to the desired height.

In order to fix main muscle 1 of hanging on ceiling A fast convenient, and guarantee that main muscle 1 that hangs can evenly distributed by the pulling force, as shown in fig. 3 and fig. 4, main muscle 1 of hanging in this embodiment adopts the angle steel, and the top welding of angle steel has mounting panel 5, and mounting panel 5 is fixed in on ceiling A through inflation screw 6.

During the construction of the ceiling with adjustable height in the above embodiment, the following steps can be adopted:

firstly, constructing a keel structure B by using a main keel B1, a secondary keel B2 and a cross-brace keel B3, and paving a gypsum board E at the bottom of the keel structure B;

secondly, a hanging ring 3 is arranged on the main keel B1, and a secondary hanging rib 2 is assembled on the hanging ring 3;

thirdly, fixing the main hanging rib 1 on the ceiling A;

and fourthly, firstly hooking the secondary hanging rib 2 on the main hanging rib 1, and then buckling the buckle piece 4 on the main hanging rib 1 and the secondary hanging rib 2.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.

Some of the drawings and descriptions of the present invention have been simplified to facilitate the understanding of the improvements over the prior art by those skilled in the art, and some other elements have been omitted from this document for the sake of clarity, and it should be appreciated by those skilled in the art that such omitted elements may also constitute the subject matter of the present invention.

Claims

1. A suspended ceiling with adjustable height, comprising a hanging piece, a keel structure (B) and plasterboard (E), wherein the keel structure (B) comprises main keel (B1), secondary keel (B2) and cross-brace keel (B3), and is characterized in that: the hanging piece comprises a main hanging rib (1), a secondary hanging rib (2), a hanging ring (3) and a clamping piece (4); a plurality of hanging holes (1 a) and No. 1 holes (1 b) are alternately formed in the main hanging rib (1) along the length direction of the main hanging rib, one end of the secondary hanging rib (2) is provided with a hook-shaped part (2 a) which can be hooked in any one hanging hole (1 a) of the main hanging rib (1), and the secondary hanging rib (2) is further provided with a No. 2 hole (2 b) matched with the No. 1 hole (1 b); main hang muscle (1) vertical below of being fixed in ceiling (A), inferior muscle (2) of hanging are hung on main muscle (1) through hook portion (2 a), No. 2 hole (2B) are just to No. 1 hole (1B), buckle spare (4) detachable card is located in No. 1 hole (1B) and No. 2 hole (2B), main muscle (1) and inferior muscle (2) of hanging are hugged closely each other under the chucking effect of buckle spare (4), rings (3) can be dismantled with the lower part of inferior muscle (2) of hanging and be connected, rings (3) are arranged in to main joist (B1), inferior keel (B2) and stull fossil fragments (B3) are connected with main joist (B1), gypsum board (E) is laid in the bottom of inferior keel (B2) and stull fossil fragments (B3).

2. The adjustable height suspended ceiling of claim 1, wherein: the buckle piece (4) comprises a buckle head (4 a) and a tensioning screw (4 b), a plurality of elastic insertion pieces (4 c) which are close to the middle are uniformly distributed on the buckle head (4 a) in the circumferential direction, and steps (4 d) are arranged on the back of each elastic insertion piece (4 c); will elasticity inserted sheet (4 c) on buckle head (4 a) are inserted in No. 2 hole (2 b) and No. 1 hole (1 b), tight screw (4 b) that rises can insert and threaded connection in buckle head (4 a) from between elasticity inserted sheet (4 c), just tight screw (4 b) that rises will extrude all elasticity inserted sheet (4 c) and outwards strut and make step (4 d) of elasticity inserted sheet (4 c) to hang muscle (2) to hang to the time and paste tightly to main muscle (1).

3. The adjustable height suspended ceiling of claim 2, wherein: screw (4 b) include head (4 b 1) and pole portion (4 b 2), through inclined plane (4 b 3) transitional coupling between head (4 b 1) and pole portion (4 b 2), hexagonal groove (4 b 4) have been seted up to the terminal surface of head (4 b 1), the side of head (4 b 1) is identical with the medial surface of elasticity inserted sheet (4 c), it has the screw thread to distribute on pole portion (4 b 2).

4. The adjustable height suspended ceiling of claim 3, wherein: no. 1 hole (1 b) and No. 2 hole (2 b) are the circular port, the quantity of elasticity inserted sheet (4 c) is four on buckle head (4 a).

5. The adjustable height suspended ceiling of claim 4, wherein: the hook-shaped part (2 a) of the secondary hanging rib (2) is formed by bending one end of the secondary hanging rib (2) downwards and then bending the end of the secondary hanging rib upwards, and the top end of the hook-shaped part (2 a) abuts against the main hanging rib (1).

6. The adjustable height suspended ceiling of claim 5, wherein: rings (3) adopt the clamp structure, and this clamp structure hangs muscle (2) through the bolt with time and is connected, hang the lower part of muscle (2) once and offer and supply mounting hole (2 c) that the bolt passes through.

7. The adjustable height suspended ceiling of claim 6, wherein: two mounting holes (2 c) are longitudinally formed in the lower portion of the secondary hanging rib (2) at intervals, and the distance between the two mounting holes (2 c) is equal to 1/2 or 1/3 of the distance between the two adjacent hanging holes (1 a) in the main hanging rib (1).

8. The adjustable height suspended ceiling of claim 7, wherein: the main hanging rib (1) is made of angle steel, a mounting plate (5) is welded to the top of the angle steel, and the mounting plate (5) is fixed to a ceiling (A) through expansion screws (6).

9. A method of constructing an adjustable height suspended ceiling according to any one of claims 1 to 8, comprising the steps of:

firstly, constructing a keel structure (B) by using a main keel (B1), a secondary keel (B2) and a cross-brace keel (B3), and paving a gypsum board (E) at the bottom of the keel structure (B);

secondly, a hanging ring (3) is installed on the main keel (B1), and a secondary hanging rib (2) is assembled on the hanging ring (3);

thirdly, fixing the main hanging rib (1) on the ceiling (A);

and fourthly, firstly hooking the secondary hanging rib (2) on the main hanging rib (1), and then buckling the buckling piece (4) on the main hanging rib (1) and the secondary hanging rib (2).