Floor spring assembled adjustable support and its installation method

Abstract

The present invention relates to a floor spring assembly adjustable support and an installation method thereof. Among them, the support includes a floor spring fixing member for installing a floor spring and a fixed support. The floor spring fixing member can move up and down relative to the fixed support in the vertical direction and can be fastened to the fixed support by a threaded fastener. The present invention adjusts the height of the floor spring through a height adjustable support to meet the requirements of different installation occasions.

Description

Technical Field

[0001] The present invention relates to the technical field of the installation of floor springs, and particularly relates to a prefabricated adjustable support for a floor spring and an installation method thereof. Background Art

[0002] With the improvement of living standards, people have higher requirements for the office environment. Currently, most of the floors in office buildings are perfectly combined with raised floors and carpets. The height of the commonly used floor springs in the market generally does not exceed 50 mm, and usually, the ground is grooved for embedding or mortar such as quick-drying cement and dry powder is used to fix the base. The height from the raised floor of the office building to the original structure is usually 150 - 200 mm. Therefore, the conventional installation method of the floor spring is not applicable. To meet the use requirements of the floor spring, an angle steel support is cut and welded on-site during installation. The angle steel support has more dangerous sources through on-site steel cutting and electric welding operations; there are many processes for on-site welding of the angle steel support, such as blanking, welding, welding slag treatment, and painting of anti-rust paint, which is time-consuming and has low efficiency; there is a potential risk of rust and corrosion at the welding place, and the stability and structural stress are not guaranteed, which affects the overall quality, construction period, and benefit of the project from the source of the construction method. Summary of the Invention

[0003] In order to solve the above problems, the present invention provides a prefabricated adjustable support for a floor spring and an installation method thereof, and adjusts the height of the floor spring through a height-adjustable support to meet the requirements of different installation occasions.

[0004] A prefabricated adjustable support for a floor spring according to a preferred embodiment of the present application includes a floor spring fixing member for installing a floor spring and a fixed support. The floor spring fixing member can move up and down relative to the fixed support in the vertical direction and is fastened to the fixed support through a threaded fastener.

[0005] Preferably, a strip-shaped adjustment hole for the threaded fastener to pass through is vertically provided on the floor spring fixing member or / and the fixed support. The threaded fastener can move up and down along the strip-shaped adjustment hole to adjust the height of the floor spring fixing member on the fixed support until it is locked at the required height.

[0006] Preferably, the fixed support includes a base, and two side plates are fixedly arranged on the base. At least one strip-shaped adjustment hole is vertically provided on each of the two side plates. The threaded fasteners respectively pass through the floor spring fixing member and the strip-shaped adjustment holes and can lock the floor spring fixing member.

[0007] Preferably, the floor spring fixing member is of an H-shaped structure, which includes a web and flange plates fixed on both sides of the web. The two flange plates are located between the two side plates and are provided with connection holes corresponding to the strip-shaped adjustment holes. The threaded fasteners respectively pass through the corresponding connection holes and strip-shaped adjustment holes.

[0008] Preferably, two strip-shaped adjustment holes are arranged in parallel on each of the two side plates. Correspondingly, two connection holes are arranged at the lower ends of the two flange plates;

[0009] A pair of through screws respectively pass through one strip-shaped adjustment hole on the corresponding two side plates and one connection hole on the two flange plates, and are fixedly connected by nuts.

[0010] Preferably, the connection hole is a round hole.

[0011] Preferably, the connection hole is a vertically arranged strip-shaped hole, and the outer side of the flange plate is closely attached to the inner side of the side plate.

[0012] Preferably, a plurality of through holes for fixedly connecting with the structural floor slab are formed on the base, and a plurality of expansion screws respectively pass through the plurality of through holes to fix the base on the structural floor slab.

[0013] Preferably, a plurality of fixing holes I are formed in the parts of the two flange plates located above the web. Correspondingly, a plurality of fixing holes II are also provided on the floor spring. A plurality of threaded fasteners respectively pass through the plurality of fixing holes I and fixing holes II to fasten the floor spring on the floor spring fixing member.

[0014] The present invention also provides an installation method for an assembled adjustable support of a floor spring, including:

[0015] 1. Fix the fixed support on the structural floor slab through expansion bolts;

[0016] 2. Fix the floor spring on the floor spring fixing member through threaded fasteners;

[0017] 3. Adjust the height of the floor spring fixing member on the fixed support and fix it through threaded fasteners.

[0018] Compared with the prior art, the present invention has the following technical effects:

[0019] 1. For the assembled adjustable support of the floor spring provided by the present invention, the height of the floor spring is adjusted through the height-adjustable support to meet the requirements of different installation occasions.

[0020] 2. The assembled adjustable support of the floor spring provided by the present invention meets the requirements of structural stability and simple assembly.

[0021] 3. The present invention can adjust the height of the floor spring according to the distance from the structural surface such as the raised floor to the finished surface. Without welding, the installation of the floor spring can be achieved only by using threaded connections, which meets the force analysis and achieves a stable function. Secondly, the unity of the product is realized through the method of factory processing and on-site assembly. It is also possible to advance factory production to shorten the on-site construction period, which promotes the overall performance of the project and can achieve the unity of the base layer, on-site safety, etc.

[0022] 4. The construction scope of the present invention can be achieved as long as the height from the structural surface to the finished surface exceeds 150 mm in addition to the raised floor ground.

[0023] 5. The floor spring connector can be made by die-casting of aluminum alloy and replaced with aluminum alloy material.

[0024] Of course, it is not necessary for any product implementing the present invention to achieve all the above-mentioned advantages simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present invention. For those skilled in the art, without creative efforts, other drawings can be obtained based on these drawings. In the drawings:

[0026] Figure 1 and Figure 2 are the structural diagrams of two perspectives of the floor spring assembled adjustable support provided by the preferred embodiment of the present invention;

[0027] Figure 3 is the structural schematic diagram of the floor spring fixing member provided by the preferred embodiment of the present invention;

[0028] Figure 4 is the structural schematic diagram of the fixed support provided by the preferred embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] The following will combine Figures 1 to 4 to describe the floor spring assembled adjustable support provided by the present invention in detail. This embodiment is implemented on the premise of the technical solution of the present invention, and gives the detailed implementation method and specific operation process. However, the protection scope of the present invention is not limited to the following embodiments. Those skilled in the art can modify and polish it without changing the spirit and content of the present invention.

[0030] Please refer to Figures 1 to 4, a floor spring assembly adjustable support, comprising a floor spring fixing member 2 for installing the floor spring 1 and a fixed support 4, wherein the floor spring fixing member 2 can move up and down relative to the fixed support 4 in the vertical direction and can be fastened to the fixed support 4 by a threaded fastener.

[0031] In the present invention, the height of the floor spring fixing member 2 on the fixed support 4 is adjustable. When the floor spring fixing member 2 is adjusted to a proper position, the floor spring fixing member 2 is fixed to the fixed support 4 by a threaded fastener.

[0032] As an embodiment, the fixed support 4 is provided with one or more columns of holes through which the threaded fastener can pass vertically (each column of holes includes at least two holes. Considering the installation stability of the adjustable support, the fixed support 4 is provided with two or more columns of holes vertically). Correspondingly, the floor spring fixing member 2 is also provided with holes (the holes on the floor spring fixing member 2 are set according to the number of columns of holes on the fixed support 4 vertically, that is, the holes on the floor spring 1 can be one row or more than one row, which can be set according to specific usage requirements). The floor spring fixing member 2 is adjusted to a proper position on the fixed support 4, and the floor spring fixing member 2 and the fixed support 4 are fastened by the threaded fastener passing through the corresponding holes on the floor spring fixing member 2 and the fixed support 4 respectively.

[0033] As another embodiment, the fixed support 4 is provided with a strip-shaped adjustment hole 421 through which the threaded fastener can pass vertically. The floor spring fixing member 2 is provided with corresponding holes. The position of the floor spring fixing member 2 on the fixed support 4 is adjusted until the required position. The floor spring fixing member 2 and the fixed support 4 are fastened by the threaded fastener passing through the holes on the floor spring fixing member 2 and the strip-shaped adjustment hole 421 on the fixed support 4 respectively. In this embodiment, the holes on the floor spring fixing member 2 can be strip-shaped adjustment holes or round holes. If it is a strip-shaped adjustment hole 421, the adjustable range of the height of the floor spring fixing member 2 is further increased. The number of the strip-shaped adjustment holes 421 on the fixed support 4 and the holes on the floor spring fixing member 2 is not limited in this embodiment. Considering the installation stability of the adjustable support, two strip-shaped adjustment holes 421 are provided on the fixed support 4, and these two strip-shaped adjustment holes 421 are arranged in parallel.

[0034] As a third embodiment, the fixed support 4 is provided with holes through which the threaded fastener can pass vertically. The floor spring fixing member 2 is provided with corresponding strip-shaped adjustment holes. The position of the floor spring fixing member 2 on the fixed support 4 is adjusted until the required position. The floor spring fixing member 2 and the fixed support 4 are fastened by the threaded fastener passing through the strip-shaped adjustment holes 421 on the floor spring fixing member 2 and the holes on the fixed support 4 respectively. The number of the strip-shaped adjustment holes on the floor spring fixing member 2 and the holes on the fixed support 4 is not limited in this embodiment. Considering the installation stability of the adjustable support, two parallel strip-shaped adjustment holes are provided on the floor spring fixing member 2.

[0035] The present invention does not limit the specific structure of how the floor spring fixing member 2 is height-adjustable on the fixed support 4, as long as the technical solution can make the floor spring fixing member 2 height-adjustable on the fixed support 4 and is finally fixed by a threaded fastener, it is within the protection scope of the present invention.

[0036] Embodiment 1

[0037] Please refer to Figures 1 to 4 , a strip-shaped adjustment hole 421 through which the threaded fastener can pass is vertically provided on the fixed support 4, and the floor spring fixing member 2 is provided with a connection hole. The screw 3 passes through the strip-shaped adjustment hole 421 and the corresponding connection hole respectively and can move up and down along the strip-shaped adjustment hole 421. Therefore, the floor spring fixing member 2 moves up and down along the strip-shaped adjustment hole 421 with the screw 3 to adjust the height of the floor spring fixing member 2 on the fixed support 4. When the height is adjusted to a suitable position, a matching nut is tightened on the screw 3 to fix the floor spring fixing member 2 on the fixed support 4. In this embodiment, the screw 3 here can have threads at both ends and be fastened by screwing nuts at both ends; it can also have a fixed head at one end and a thread at the other end, such as a bolt, and only one end needs to be screwed into the nut for locking during fastening.

[0038] Specifically, the fixed support 4 includes a base 41, and two side plates 42 are fixedly arranged on the base 41. Two parallel strip-shaped adjustment holes 421 through which the through screw 3 can pass are vertically provided on the two side plates 42 respectively.

[0039] A plurality of through holes 411 for fixedly connecting with the structural floor are formed on the base 41, and expansion screws pass through the plurality of through holes 411 to fix the fixed support 4 on the structural floor.

[0040] The floor spring fixing member 2 is of an H-shaped structure, which includes a web 21 and flange plates 22 fixed on both sides of the web 21. The two flange plates 22 are located inside the two side plates 42, and the outer sides of the two flange plates 22 are respectively in close contact with the inner sides of the two side plates 42.

[0041] A plurality of fixing holes one 222 are formed in the portions of the two flange plates 22 above the web 21. Correspondingly, a plurality of fixing holes two are also provided on the floor spring 1. A plurality of screws pass through the plurality of fixing holes one 222 and the fixing holes two respectively to fasten the floor spring 1 on the floor spring fixing member 2.

[0042] Connection holes 221 corresponding to the strip-shaped adjustment holes 421 are provided in the portions of the two flange plates 22 below the web 21. In this embodiment, the connection holes 221 are round holes.

[0043] In this embodiment, it is preferred that the fixed support 4 is a channel steel and the floor spring fixing member 2 is an H-shaped steel.

[0044] The installation method of the prefabricated adjustable support for the floor spring includes:

[0045] I. Measuring and setting out lines, and drawing the fixed positions of the fixed support 4 and the positions of the expansion bolts on the structural floor slab;

[0046] II. Drilling holes at the positions drawn with a rechargeable electric hammer;

[0047] III. Fixing the fixed support 4 on the structural floor slab through expansion bolts;

[0048] IV. Connecting the floor spring 1 and the floor spring fixing member 2 respectively through dovetail screws passing through the first fixing hole 222 and the second fixing hole, and the number of screws can be adjusted by oneself to ensure a stable whole;

[0049] V. Passing the through bolts 3 through the connecting holes 221 of the corresponding floor spring fixing members 2 and the strip-shaped adjusting holes 421 of the fixed support 4 respectively;

[0050] VI. Based on the elevation line, adjusting the height of the floor spring fixing member 2, and after the height is determined, locking the nut on the through bolt 3 with an electric wrench.

[0051] Both ends of the through bolt 3 are threaded sections. When fastening the floor spring fixing member 2 on the fixed support 4, both ends of the through bolt 3 are locked through nuts; or one end of the through bolt is a threaded section and the other end is fixed with a fixed head or a bolt head, like the structure of a bolt. When fastening the floor spring fixing member 2 on the fixed support 4, only a nut needs to be screwed onto the threaded section of the through bolt 3.

[0052] Embodiment 2

[0053] In this embodiment, the floor spring fixing member 2 includes a floor spring fixing member body and two upper angle steels. The floor spring fixing member body is used for fixedly installing the floor spring, and the two upper angle steels are welded on both sides of the lower end of the floor spring fixing member. The fixed support 4 includes two lower angle steels. Vertical slotted holes (also called strip-shaped adjusting holes) are provided on all four angle steels. The two lower angle steels are respectively fixed on the structural floor slab through threaded fasteners; the upper angle steel and the lower angle steel on the same side are respectively fixed through threaded fasteners passing through the corresponding slotted holes. Pass the screw through the corresponding slotted holes on the upper angle steel and the lower angle steel on the same side, adjust the height of the upper angle steel to the required position, and then tighten the screw through the nut.

Claims

1. A floor spring assembly adjustable support, characterized in that, Comprising a floor spring fixing member and a fixed support for installing a floor spring, the floor spring fixing member can move up and down relative to the fixed support in the vertical direction and is fastened to the fixed support by a threaded fastener; The fixed support is vertically provided with a strip-shaped adjustment hole through which the threaded fastener can pass, the floor spring fixing member is provided with a connection hole corresponding to the strip-shaped adjustment hole, and the threaded fastener can move up and down along the strip-shaped adjustment hole to adjust the height of the floor spring fixing member on the fixed support until it is locked at the required height; The fixed support includes a base, two side plates are fixedly arranged on the base, and at least one strip-shaped adjustment hole is vertically provided on each of the two side plates. The threaded fasteners respectively pass through the floor spring fixing member and the strip-shaped adjustment holes and can lock the floor spring fixing member; The floor spring fixing member is of an H-shaped structure, which includes a web and flange plates fixed on both sides of the web. The two flange plates are located between the two side plates, and the threaded fasteners respectively pass through the corresponding connection holes and strip-shaped adjustment holes; A plurality of fixing holes one are opened in the portions of the two flange plates above the web. Correspondingly, a plurality of fixing holes two are also provided on the floor spring. A plurality of threaded fasteners respectively pass through the plurality of fixing holes one and fixing holes two to fasten the floor spring to the floor spring fixing member; A plurality of through holes for fixedly connecting with the structural floor slab are opened on the base, and a plurality of expansion screws respectively pass through the plurality of through holes to fix the base on the structural floor slab; 2. The floor spring assembly adjustable support according to claim 1, characterized in that, Two strip-shaped adjustment holes are arranged in parallel on each of the two side plates. Correspondingly, two connection holes are arranged at the lower ends of the two flange plates; A pair of through bolts respectively pass through one strip-shaped adjustment hole on the corresponding two side plates and one connection hole on the two flange plates and are fastened and connected by nuts; 3. The floor spring assembled adjustable support according to claim 1, characterized in that, The connection hole is a round hole; 4. The floor spring assembly adjustable support according to claim 1, characterized in that, The connection hole is a vertically arranged strip-shaped hole, and the outer side of the flange plate is closely attached to the inner side of the side plate; 5. An installation method of the floor spring assembly adjustable support according to any one of claims 1 to 4, characterized in that, Comprising:

1. Fix the fixed support on the structural floor slab by expansion bolts; 2. Fix the floor spring on the floor spring fixing member by threaded fasteners; 3. Adjust the height of the floor spring fixing member on the fixed support and fix it by threaded fasteners.

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