Large-span bidirectional dense rib assembly integral floor formwork structure and construction method

Abstract

The invention discloses a large-span two-way dense rib assembly integral floor formwork structure and a construction method, and belongs to the technical field of constructional engineering. The large-span two-way dense rib assembly integral floor formwork structure comprises a bottom plate and a formwork body; the front sides of the inner surfaces of the two first mounting grooves are slidably connected with clamping pieces used for fixing the mold shell body, one sides of the inner surfaces of the two first mounting grooves are slidably connected with control pieces used for controlling the clamping pieces to move, and a second sliding groove is formed in the rear side of the interior of the mold shell body. The inner surface of the second sliding groove is in sliding connection with a linkage piece. When the mold shell body is mounted on the surface of the bottom plate, the mold shell body only needs to slide into the positioning groove from top to bottom and drive the clamping block in the clamping piece to slide into the clamping groove, so that the mold shell body can be fixed, operation is easy, the positioning accuracy is guaranteed, the stability of the mold shell body is improved, and mounting and dismounting are convenient.

Description

Technical Field

[0001] The invention belongs to the technical field of construction engineering, and specifically relates to a large-span bidirectional multi-rib assembled integral floor formwork structure and a construction method. Background Art

[0002] A dense-ribbed floor refers to a unidirectional or bidirectional ribbed floor with a rib spacing less than or equal to 1.5 meters. The bidirectional dense-ribbed floor has good stress-bearing performance because it bears loads in both directions. It has a small self-weight, saves steel, and is technically and economically reasonable, which can meet the needs of large-space, multi-story buildings.

[0003] When installing the formwork of traditional multi-rib floor structures, positioning steel bars, steel pipes or steel sections are often used for fixing and reinforcement, which requires high construction precision and operating skills, is difficult to construct, and is prone to inaccurate positioning and unstable fixing. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a large-span bidirectional dense-rib assembled integral floor formwork structure and a construction method to solve the problems mentioned in the background technology or achieve better technical effects.

[0005] In order to solve the above technical problems, the inventors have obtained the technical solution of the present invention through practice and summary. The present invention discloses a large-span bidirectional dense-rib assembled integral floor formwork structure, including a base plate and a formwork body, the interior of the formwork body is provided with two installation grooves 1, the front sides of the inner surfaces of the two installation grooves 1 are slidably connected with a clamping part for fixing the formwork body, the one side of the inner surfaces of the two installation grooves 1 are slidably connected with a control part for controlling the movement of the clamping part, the rear side of the interior of the formwork body is provided with a slide groove 2, and the inner surface of the slide groove 2 is slidably connected with a linkage part.

[0006] When installing the mold shell body on the surface of the base plate, you only need to slide the mold shell body from top to bottom into the inside of the positioning groove, drive the block in the clamping part to slide into the inside of the slot to complete the fixation of the mold shell body. The operation is simple, ensures the accuracy of positioning, and improves the stability of the mold shell body.

[0007] As a preferred embodiment of the present invention, a positioning groove is provided on the upper surface of the bottom plate, and the mold shell body is slidably arranged inside the positioning groove.

[0008] As a preferred embodiment of the present invention, the clamping part includes a clamping block, a slide groove 1 is opened inside the mold shell body and located in front of the installation groove 1, one end of the inner surface of the slide groove 1 is fixedly connected to a spring 1, one end of the spring 1 is fixedly connected to a slider, the slider is slidably arranged inside the slide groove 1, the slider is fixedly connected to the clamping block, clamping grooves are opened on both sides of the inner surface of the base plate, and the clamping block is slidably arranged inside the installation groove 1 and the clamping groove, respectively.

[0009] As a preferred embodiment of the present invention, one side of the lower surface of the block is in a curved shape.

[0010] As a preferred embodiment of the present invention, the control component includes a slide plate and a rotating plate, the slide plate is slidably arranged inside the mounting groove, one end of the outer surface of the slide plate is fixedly connected to the mounting block one, the rear side of the clamping block is fixedly connected to the mounting block two, one end of the rotating plate is rotatably connected to the mounting block one through a rotating shaft, and the other end of the rotating plate is rotatably connected to the mounting block two through a rotating shaft.

[0011] As a preferred embodiment of the present invention, the linkage includes a connecting plate 1, which is slidably arranged inside a slide groove 2, one end of the slide plate 1 extends into the interior of the slide groove 2 and is fixedly connected to the connecting plate 1, an inclined surface is provided on the upper surface of the connecting plate 1, and an installation groove 2 is provided inside the mold shell body above the connecting plate 1, two springs 2 are fixedly connected to the inner top surface of the installation groove 2, a slide plate 2 is fixedly connected between the lower ends of the two springs 2, and the slide plate 2 is slidably arranged inside the installation groove 2.

[0012] As a preferred embodiment of the present invention, a movable groove is provided on the inner surface of the mold shell body, and a connecting plate 2 is fixedly connected to one side of the outer surface of the second slide plate, and the second connecting plate is slidably arranged inside the movable groove.

[0013] As a preferred embodiment of the present invention, a notch is provided on the lower surface of the bottom plate.

[0014] The present invention also discloses a construction method for a large-span bidirectional multi-ribbed assembled integral floor formwork structure, and the specific operations are as follows:

[0015] When the formwork body needs to be installed, the formwork body is slid from top to bottom into the interior of the positioning groove, so that the curved surface of the block contacts the upper surface of the bottom plate, and the formwork body is continued to be moved downward, so that the blocks and sliders on both sides slide into the interior of the installation groove 1 and compress the spring 1, and at the same time, the sliding plate 1 and the connecting plate 1 are driven to move backward under the action of the rotating setting of the rotating plate. When the formwork body slides to the bottom surface of the positioning groove, the slider drives the block to slide into the interior of the slot under the elastic force of the spring 1, thereby fixing the position of the formwork body, and then laying the steel mesh above the bottom plate, and then pouring the top plate concrete;

[0016] After the concrete solidifies and the formwork body needs to be disassembled, when the construction workers pass through the notch and pull the second connecting plate downward, the second sliding plate is driven to slide downward inside the second installation groove and stretch the second spring, so that the second sliding plate contacts the inclined surface formed on the surface of the first connecting plate, causing the first connecting plate to slide backward inside the second sliding groove, thereby driving the first sliding plate to slide backward synchronously. While the sliding of the first sliding plate drives the rotating plate to rotate, it also drives the clamping block and the sliding block to slide into the first installation groove and compress the first spring, so that the clamping block disengages from the inside of the clamping groove. Subsequently, the staff slides the bottom plate downward to separate the bottom plate from the formwork body and the concrete. Then, the sliding block, the clamping block, and the second sliding plate are respectively reset under the elastic force of the first spring and the second spring, which is convenient for the next installation and use. Then, the formwork body is pulled downward to separate the formwork body from the surface of the concrete.

[0017] Compared with the prior art, the present invention can achieve the following technical effects:

[0018] When the present invention installs the formwork body on the surface of the bottom plate, it only needs to slide the formwork body downward from top to bottom into the positioning groove, and drive the clamping block in the clamping member to slide into the clamping groove to complete the fixation of the formwork body. The operation is simple, ensuring the accuracy of positioning, improving the stability of the formwork body, and being convenient for installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0020] Figure 1 Schematic structural diagram of a large-span two-way ribbed assembled integral floor formwork structure provided by the present application;

[0021] Figure 2 Schematic structural diagram of the bottom plate provided by the present application;

[0022] Figure 3 Upper sectional structural diagram of the bottom plate provided by the present application;

[0023] Figure 4 Enlarged structural diagram of part A provided by the present application;

[0024] Figure 5 Enlarged structural diagram of part B provided by the present application;

[0025] Figure 6 Side sectional structural diagram of the formwork body provided by the present application;

[0026] Figure 7 Schematic diagram of the enlarged structure at C provided by this application;

[0027] Figure 8 Schematic diagram of the first connecting plate provided by this application.

[0028] In the figure:

[0029] 1. Bottom plate; 11. Mould shell body; 2. Positioning groove; 3. First installation groove; 31. First sliding groove; 32. First spring; 33. Slide block; 34. Clamping block; 35. Card slot; 4. First sliding plate; 41. First installation block; 42. Second installation block; 43. Rotating plate; 5. Second sliding groove; 51. First connecting plate; 52. Inclined surface; 53. Second installation groove; 54. Second spring; 55. Second sliding plate; 6. Moving groove; 61. Second connecting plate; 62. Notch. Specific embodiments

[0030] In order to make the objectives, technical solutions and advantages of the present invention clearer and more understandable, the following further describes the present invention in detail with reference to embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0031] The following further describes the application principle of the present invention with reference to the accompanying drawings and specific embodiments.

[0032] Refer to Figure 1-8 , a large-span two-way ribbed assembled integral floor slab mould shell structure, including a bottom plate 1 and a mould shell body 11. Two first installation grooves 3 are provided inside the mould shell body 11. A clamping member for fixing the mould shell body 11 is slidably connected to the front side of the inner surface of each of the two first installation grooves 3. A control member for controlling the movement of the clamping member is slidably connected to one side of the inner surface of each of the two first installation grooves 3. A second sliding groove 5 is provided at the rear side inside the mould shell body 11. A linkage member is slidably connected to the inner surface of the second sliding groove 5.

[0033] When installing the mould shell body 11 on the surface of the bottom plate 1, it is only necessary to slide the mould shell body 11 downward from above into the positioning groove 2, and drive the clamping block 34 in the clamping member to slide into the card slot 35 to complete the fixation of the mould shell body 11. The operation is simple, ensuring the positioning accuracy and improving the stability of the mould shell body 11. Specific embodiment 1

[0035] The upper surface of the bottom plate 1 is provided with a positioning groove 2, and the mold shell body 11 is slidably arranged inside the positioning groove 2. The clamping member includes a clamping block 34, and a slide groove 31 is provided inside the mold shell body 11 at the front side of the installation groove 3, and a spring 32 is fixedly connected to one end of the inner surface of the slide groove 31, and a slider 33 is fixedly connected to one end of the spring 32, and the slider 33 is slidably arranged inside the slide groove 31, and the slider 33 is fixedly connected to the clamping block 34, and clamping grooves 35 are provided on both sides of the inner surface of the bottom plate 1, and the clamping block 34 is slidably arranged inside the installation groove 3 and the clamping groove 35 respectively. One side of the lower surface of the clamping block 34 is arranged in a curved surface.

[0036] Implementation process: When the formwork body 11 needs to be installed, slide the formwork body 11 from top to bottom to the inside of the positioning groove 2, so that the curved surface of the block 34 contacts the upper surface of the bottom plate 1, and continue to move the formwork body 11 downward, so that the blocks 34 and the slider 33 on both sides slide into the inside of the installation groove 3 and compress the spring 32, and at the same time, the slide plate 4 and the connecting plate 51 are driven to move backward under the action of the rotating setting of the rotating plate 43. When the formwork body 11 slides to the bottom surface of the positioning groove 2, the slider 33 drives the block 34 to slide into the inside of the slot 35 under the elastic force of the spring 32, thereby fixing the position of the formwork body 11, and then laying a steel mesh on the top of the bottom plate 1, and then pouring the top plate concrete. Implementation benefits: The formwork body 11 is fixed. Specific embodiment 2

[0038] The control member includes a slide plate 4 and a rotating plate 43. The slide plate 4 is slidably arranged inside the mounting groove 3. One end of the outer surface of the slide plate 4 is fixedly connected to the mounting block 41. The rear side surface of the clamping block 34 is fixedly connected to the mounting block 42. One end of the rotating plate 43 is rotatably connected to the mounting block 41 through a rotating shaft, and the other end of the rotating plate 43 is rotatably connected to the mounting block 42 through a rotating shaft. The linkage member includes a connecting plate 51. The connecting plate 51 is slidably arranged inside the sliding groove 5. One end of the slide plate 4 extends to the inside of the sliding groove 5 and is fixedly connected to the connecting plate 51. An inclined surface 52 is provided on the upper surface of the connecting plate 51. A mounting groove 53 is provided inside the mold shell body 11 above the connecting plate 51. Two springs 54 are fixedly connected to the inner top surface of the mounting groove 53. A slide plate 55 is fixedly connected between the lower ends of the two springs 54. The slide plate 55 is slidably arranged inside the mounting groove 53. The inner surface of the mold shell body 11 is provided with a movable groove 6, and one side of the outer surface of the second slide plate 55 is fixedly connected with a second connecting plate 61, and the second connecting plate 61 is slidably arranged inside the movable groove 6. The lower surface of the bottom plate 1 is provided with a notch 62.

[0039] Implementation process: after the concrete solidifies, when the formwork body 11 needs to be disassembled, the construction personnel pull the connecting plate 2 61 downward through the notch 62, drive the sliding plate 2 55 to slide downward inside the mounting groove 2 53 and stretch the spring 2 54, so that the sliding plate 2 55 contacts the inclined surface 52 opened on the surface of the connecting plate 1 51, so that the connecting plate 1 51 slides backward inside the sliding groove 2 5, thereby driving the sliding plate 1 4 to slide backward synchronously, and the sliding of the sliding plate 1 4 drives the rotating plate 43 to rotate, while driving the block 34 and the slider 33 to slide into the inside of the mounting groove 1 3 and compress the spring 1 32, so that the block 34 is separated from the inside of the slot 35, and then the staff slides the bottom plate 1 downward to separate the bottom plate 1 from the formwork body 11 and the concrete, and then the slider 33, the block 34 and the sliding plate 2 55 are reset under the elastic force of the spring 1 32 and the spring 2 54 respectively, to facilitate the next installation and use, and then pull the formwork body 11 downward to separate the formwork body 11 from the surface of the concrete. Implementation benefits: It is convenient to disassemble the bottom plate 1 and the formwork body 11 from below the concrete.

[0040] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0041] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A large-span bidirectional multi-ribbed integral floor formwork structure, comprising a base plate (1) and a formwork body (11), characterized in that: The mold shell body (11) has two installation grooves (3) formed inside. The front sides of the inner surfaces of the two installation grooves (3) are both slidably connected with a clamping piece for fixing the mold shell body (11). One side of the inner surface of the two installation grooves (3) is slidably connected with a control member for controlling the movement of the clamping member. A second slide groove (5) is provided at the rear side of the mold shell body (11), and a linkage piece is slidably connected to the inner surface of the second slide groove (5).

2. A large-span bidirectional multi-ribbed integral floor formwork structure according to claim 1, characterized in that: A positioning groove (2) is provided on the upper surface of the bottom plate (1), and the mold shell body (11) is slidably arranged inside the positioning groove (2).

3. The large-span bidirectional multi-ribbed integral floor formwork structure according to claim 1 is characterized in that: The clamping member comprises a clamping block (34); a slide groove (31) is provided inside the mold shell body (11) at the front side of the installation groove (3); one end of the inner surface of the slide groove (31) is fixedly connected to a spring (32); one end of the spring (32) is fixedly connected to a slider (33); the slider (33) is slidably arranged inside the slide groove (31); the slider (33) is fixedly connected to the clamping block (34); clamping grooves (35) are provided on both sides of the inner surface of the bottom plate (1); the clamping block (34) is slidably arranged inside the installation groove (3) and the clamping groove (35), respectively.

4. The large-span bidirectional multi-ribbed integral floor formwork structure according to claim 3 is characterized in that: One side of the lower surface of the clamping block (34) is in a curved shape.

5. The large-span bidirectional multi-ribbed integral floor formwork structure according to claim 4 is characterized in that: The control component comprises a slide plate (4) and a rotating plate (43); the slide plate (4) is slidably arranged inside the mounting groove (3); one end of the outer surface of the slide plate (4) is fixedly connected to a mounting block (41); the rear side surface of the clamping block (34) is fixedly connected to a mounting block (42); one end of the rotating plate (43) is rotatably connected to the mounting block (41) via a rotating shaft; the other end of the rotating plate (43) is rotatably connected to the mounting block (42) via a rotating shaft.

6. The large-span bidirectional multi-ribbed integral floor formwork structure according to claim 5, characterized in that: The linkage comprises a connecting plate 1 (51), wherein the connecting plate 1 (51) is slidably arranged inside the slide groove 2 (5), one end of the slide plate 1 (4) extends into the inside of the slide groove 2 (5) and is fixedly connected to the connecting plate 1 (51), an inclined surface (52) is provided on the upper surface of the connecting plate 1 (51), and an installation groove 2 (53) is provided inside the mold shell body (11) above the connecting plate 1 (51), two springs 2 (54) are fixedly connected to the inner top surface of the installation groove 2 (53), and a slide plate 2 (55) is fixedly connected between the lower ends of the two springs 2 (54), and the slide plate 2 (55) is slidably arranged inside the installation groove 2 (53).

7. The large-span bidirectional multi-ribbed integral floor formwork structure according to claim 6, characterized in that: The inner surface of the mold shell body (11) is provided with a movable groove (6), and one side of the outer surface of the second slide plate (55) is fixedly connected with a second connecting plate (61), and the second connecting plate (61) is slidably arranged inside the movable groove (6).

8. The large-span bidirectional multi-ribbed integral floor formwork structure according to claim 7, characterized in that: The lower surface of the bottom plate (1) is provided with a notch (62).

9. A construction method for a large-span bidirectional multi-ribbed integral floor formwork structure, comprising a large-span bidirectional multi-ribbed integral floor formwork structure as claimed in any one of claims 1 to 8, characterized in that: When the formwork body (11) needs to be installed, the formwork body (11) is slid from top to bottom into the interior of the positioning groove (2), so that the curved surface of the clamping block (34) contacts the upper surface of the bottom plate (1), and the formwork body (11) is continuously moved downward, so that the clamping blocks (34) and the slider (33) on both sides slide into the interior of the installation groove (3) and compress the spring (32), and at the same time, the sliding plate (4) and the connecting plate (51) are driven to move backward under the action of the rotating setting of the rotating plate (43). When the formwork body (11) slides to the inner bottom surface of the positioning groove (2), the slider (33) drives the clamping block (34) to slide into the interior of the clamping groove (35) under the action of the elastic force of the spring (32), thereby fixing the position of the formwork body (11), and then laying a steel mesh on the top of the bottom plate (1), and then pouring the top plate concrete; After the concrete solidifies, when the formwork body (11) needs to be removed, the construction personnel pull the second connecting plate (61) downward through the notch (62), driving the second sliding plate (55) to slide downward inside the second installation groove (53) and stretch the second spring (54), so that the second sliding plate (55) contacts the inclined surface (52) provided on the surface of the first connecting plate (51), so that the first connecting plate (51) slides backward inside the second sliding groove (5), thereby driving the first sliding plate (4) to slide backward synchronously, and the sliding of the first sliding plate (4) drives the rotating plate (43) to rotate, driving the card The block (34) and the slider (33) slide into the interior of the installation groove (3) and compress the spring (32), so that the block (34) is separated from the interior of the slot (35). Then, the staff slides the bottom plate (1) downward to separate the bottom plate (1) from the formwork body (11) and the concrete. Then, the slider (33), the block (34) and the slide plate (55) are reset under the elastic force of the spring (32) and the spring (54) respectively, so as to facilitate the next installation and use. Then, the formwork body (11) is pulled downward to separate the formwork body (11) from the surface of the concrete.

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