CN112900715A

CN112900715A - Assembled building bottom composite floor

Info

Publication number: CN112900715A
Application number: CN202110086601.9A
Authority: CN
Inventors: 孙舒
Original assignee: Taizhou Polytechnic College
Current assignee: Taizhou Polytechnic College
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-06-04
Anticipated expiration: 2041-01-22
Also published as: CN112900715B

Abstract

The invention belongs to the technical field of composite floor slabs and discloses an assembled building bottom composite floor slab which comprises a concrete pouring layer, wherein a profiled steel plate is arranged inside the concrete pouring layer, a steel bar is arranged above the profiled steel plate, a second sound-proof layer is paved at the top of the concrete pouring layer, a second waterproof layer is paved at the top of the second sound-proof layer, a first sound-proof layer is paved at the bottom of the concrete pouring layer, and a first waterproof layer is paved at the bottom of the first sound-proof layer. The connecting efficiency of the I-beam is improved.

Description

Assembled building bottom composite floor

Technical Field

The invention belongs to the technical field of composite floor slabs, and particularly relates to a bottom composite floor slab of an assembly type building.

Background

The composite floor slab can be called a floor bearing plate, a bearing plate (the most commonly called floor plate in the industry), a floor cover plate and a steel bearing plate, and means that the profiled steel plate not only serves as a permanent template of the concrete floor slab, but also serves as the lower stress steel bar of the floor slab to participate in stress calculation of the floor slab and jointly works with the concrete to form the composite floor slab.

However, the composite floor slab in the current market is not provided with a structure convenient for connecting the I-shaped beams, so that a large amount of time is wasted for welding the I-shaped beams, the connecting difficulty of the I-shaped beams is greatly increased, and the connecting efficiency of the I-shaped beams is reduced.

Disclosure of Invention

The invention aims to provide an assembly type building bottom layer composite floor slab to solve the problem of low connection efficiency of I-shaped beams in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the assembled building bottom combined floor comprises a concrete pouring layer, profiled steel plates are arranged inside the concrete pouring layer, reinforcing steel bars are arranged above the profiled steel plates, a second sound-insulating layer is paved on the top of the concrete pouring layer, a second waterproof layer is paved on the top of the second sound-insulating layer, a first sound-insulating layer is paved on the bottom of the concrete pouring layer, and a first waterproof layer is paved on the bottom of the first sound-insulating layer;

the connecting rod is installed to profiled sheet bottom, the I-beam is installed to the connecting rod bottom, and has seted up the draw-in groove on the connecting rod extends to the inside periphery of I-beam, the internally mounted of draw-in groove has the kelly, the kelly extends to the outside one end of I-beam and installs the curb plate.

Preferably, a limiting pad is arranged below the top of the compression-molded steel plate close to the steel bar, and a limiting block is arranged at the top of the limiting pad.

Preferably, the inside both sides that are close to the draw-in groove of connecting rod have all been seted up the second mounting groove, two the equal fixedly connected with second spring in inside of second mounting groove, two the equal fixedly connected with movable plate of the relative one end of second spring, the third mounting groove has all been seted up to the both sides that the kelly is close to two movable plates.

Preferably, a pull groove is formed in one side of the side plate, which is opposite to the clamping rod, and an arc-shaped part is formed inside the pull groove.

Preferably, the arc-shaped pads are installed on two symmetrical sides of the inner wall of the pull groove, and arc-shaped grooves are formed in the concave parts of the arc-shaped pads.

Preferably, a fourth mounting groove is formed in the side plate, two third springs are symmetrically and fixedly connected to the inside of the fourth mounting groove, a moving rod is fixedly connected to one end of each third spring, the end of each third spring is back to back, an inserting rod is rotatably connected to one end of each moving rod, and a slot is formed in one side, close to the inserting rod, of the I-shaped beam.

Preferably, the cross sections of the inserted rod and the slot are circular, and the diameter of the inserted rod is smaller than that of the slot.

Preferably, a raised head is arranged at one end of the inserted link, which is opposite to the moving link, and a sharp bulge is formed at one end of the raised head.

Preferably, the bottom of I-shaped beam installs the sand grip, the sand grip bottom forms the anti-skidding burr.

Preferably, first mounting grooves, two are all seted up to the inside both sides that are close to the slot of I-beam the equal fixedly connected with first spring in inside of first mounting groove, two the equal fixedly connected with gag lever post of the relative one end of first spring, the gag lever post has all been seted up to the both sides that the inserted bar is close to two gag lever posts.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the connecting rod at the bottom of the profiled steel sheet is inserted into the I-beam, the side plate is pushed to drive the clamping rod to move, and the clamping rod is inserted into the clamping groove in the connecting rod, so that the connecting rod is connected with the I-beam, the device is convenient to connect the I-beam, a large amount of time is not wasted for welding the I-beam, a large amount of fixing structures are not required to be screwed, the connecting difficulty of the I-beam is greatly reduced, and the connecting efficiency of the I-beam is improved.

(2) On the basis that the clamping rod is inserted into the clamping groove in the connecting rod, the movable plate is extruded and pushed by the second spring in the second mounting groove, so that the movable plate is inserted into the third mounting groove in the clamping rod, the clamping rod is connected with the connecting rod more firmly, the fastening performance of the clamping rod and the connecting rod is further improved, and the I-shaped beam is connected with the concrete pouring layer and then fastened more firmly.

(3) On the basis that the moving plate is inserted into the third mounting groove, the moving rod is extruded and pushed by the third spring in the second mounting groove, so that the moving rod drives the inserting rod to move, the inserting rod is inserted into the slot, the side plate is reinforced, the side plate is prevented from accidentally falling off, the clamping rod is more fastened after being connected with the connecting rod, and the fastening performance of the connection between the I-shaped beam and the concrete pouring layer is further improved.

(4) On the basis that the inserted bar is inserted into the slot, the limiting bar is extruded and pushed by the first spring in the first mounting groove, so that the limiting bar is inserted into the limiting groove, the inserted bar is fixed, the inserted bar is connected with the I-shaped beam more firmly, the inserted bar is prevented from falling off accidentally after being connected with the slot, and the tightness of the connection between the inserted bar and the slot is further improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a front view of a profiled steel sheet according to the present invention;

FIG. 4 is a side view of an I-beam of the present invention in connection with a connecting rod;

FIG. 5 is an internal structural view of FIG. 4;

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

FIG. 7 is an enlarged view of portion B of FIG. 5;

FIG. 8 is an enlarged view of portion C of FIG. 5;

in the figure: 1. a first waterproof layer; 2. a side plate; 3. a second waterproof layer; 4. a second sound insulating layer; 5. pouring a concrete layer; 6. reinforcing steel bars; 7. profiled steel sheets; 8. a first sound insulating layer; 9. an I-beam; 10. a limiting pad; 11. a connecting rod; 12. a convex strip; 13. inserting a rod; 14. a travel bar; 15. an arc-shaped pad; 16. groove drawing; 17. a first spring; 18. a limiting rod; 19. a slot; 20. a raised head; 21. a limiting groove; 22. a first mounting groove; 23. a fourth mounting groove; 24. a clamping rod; 25. a third mounting groove; 26. moving the plate; 27. a second spring; 28. a second mounting groove; 29. a card slot; 30. a limiting block; 31. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides the following technical solutions: the assembled building bottom combined floor comprises a concrete pouring layer 5, profiled steel plates 7 are mounted inside the concrete pouring layer 5, reinforcing steel bars 6 are mounted above the profiled steel plates 7, a second sound-insulating layer 4 is laid on the top of the concrete pouring layer 5, a second waterproof layer 3 is laid on the top of the second sound-insulating layer 4, a first sound-insulating layer 8 is laid on the bottom of the concrete pouring layer 5, and a first waterproof layer 1 is laid on the bottom of the first sound-insulating layer 8;

connecting rod 11 is installed to profiled steel sheet 7 bottom, and I-beam 9 is installed to connecting rod 11 bottom, and has seted up draw-in groove 29 on the connecting rod 11 extends to the inside periphery of I-beam 9, and the internally mounted of draw-in groove 29 has a kelly 24, and the outside one end of kelly 24 extension to I-beam 9 is installed the curb plate 2, inserts to I-beam 9 inside through connecting rod 11, through promoting curb plate 2, drives kelly 24 through curb plate 2 and removes, makes kelly 24 insert to the draw-in groove 29 on the connecting rod 11.

Further, the top of profiled sheet 7 is close to the below of reinforcing bar 6 and installs spacing pad 10, and stopper 30 has been seted up at the top of spacing pad 10, and is fastened more when letting reinforcing bar 6 be connected with profiled sheet 7 through spacing pad 10 and stopper 30.

Further, inside both sides that are close to draw-in groove 29 of connecting rod 11 have all seted up second mounting groove 28, the equal fixedly connected with second spring 27 in inside of two second mounting grooves 28, the equal fixedly connected with movable plate 26 of the one end that two second springs 27 are relative, third mounting groove 25 has all been seted up to kelly 24 both sides that are close to two movable plates 26, second spring 27 through second mounting groove 28 inside pushes movable plate 26 extrusion, make movable plate 26 insert to inside the third mounting groove 25, thereby it is more firm when letting kelly 24 be connected with connecting rod 11.

Further, pull groove 16 has been seted up in the one side of curb plate 2 back on the back of the card pole 24, and the inside formation arc portion of pull groove 16 lets curb plate 2 be convenient for stimulate and promote through arc portion and pull groove 16.

Further, arc pads 15 are all installed to the both sides of 16 inner wall symmetries of draw groove, and the arc groove has been seted up to the interior concave part of arc pads 15, lets draw groove 16 be convenient for stimulate through arc groove and arc pads 15.

Further, 2 inside fourth mounting grooves 23 have been seted up to the curb plate, two third springs 31 of the inside symmetry fixedly connected with of fourth mounting groove 23, two equal fixedly connected with carriage release lever 14 of the one end that third spring 31 carried on the back mutually, two carriage release lever 14 one end that carried on the back mutually all rotate and are connected with inserted bar 13, slot 19 has been seted up to one side that I-beam 9 is close to inserted bar 13, third spring 31 through the inside of fourth mounting groove 23 pushes away 14 extrudees of carriage release lever, make carriage release lever 14 drive inserted bar 13 and remove, make inserted bar 13 insert to slot 19 in.

Furthermore, the cross sections of the inserted rod 13 and the slot 19 are both circular, the diameter of the inserted rod 13 is smaller than that of the slot 19, and the inserted rod 13 is convenient to insert through the slot 19 with a larger diameter.

Further, a projection 20 is installed at an end of the plunger 13 opposite to the moving rod 14, and an end of the projection 20 is formed with a sharp protrusion, so that the plunger 13 can be easily inserted into the slot 19 through the sharp protrusion and the projection 20.

Furthermore, the convex strip 12 is installed to the bottom of I-beam 9, and the anti-skidding convex strip is formed to convex strip 12 bottom, lets the fixed back of I-beam 9 more fasten through anti-skidding convex strip and convex strip 12.

Further, first mounting groove 22 has all been seted up to the inside both sides that are close to slot 19 of I-beam 9, the first spring 17 of the equal fixedly connected with in inside of two first mounting grooves 22, the equal fixedly connected with gag lever post 18 of the relative one end of two first springs 17, gag lever post 21 has all been seted up to the both sides that inserted bar 13 is close to two gag lever posts 18, first spring 17 through inside of first mounting groove 22 pushes away gag lever post 18 extrusion, insert the gag lever post 21 to inserted bar 13 on through gag lever post 18, thereby let inserted bar 13 and slot 19 fix more fastening.

The working principle and the using process of the invention are as follows: when the invention is used, a steel bar 6 is supported by a limiting pad 10 on a profiled steel plate 7, the steel bar 6 is clamped with the limiting pad 10 by a limiting block 30 on the limiting pad 10 and then is fastened, the steel bar 6 and the profiled steel plate 7 are placed in a mould for pouring concrete, so that the steel bar 6 and the profiled steel plate 7 are wrapped by a concrete pouring layer 5, an I-shaped beam 9 is placed at a position required by a user, a connecting rod 11 at the bottom of the profiled steel plate 7 is inserted into the I-shaped beam 9, a side plate 2 is pushed by a pull groove 16 and an arc-shaped pad 15, a clamping rod 24 is driven by the side plate 2 to move, the clamping rod 24 is inserted into a clamping groove 29 on the connecting rod 11, so that the connecting rod 11 is connected with the I-shaped beam 9 and fastened, a moving plate 26 is pushed by a second spring 27 in a second mounting groove 28, so that the moving plate 26 is inserted into a third, thereby further strengthening the connection tightness of the clamping rod 24 and the connecting rod 11, after the clamping rod 24 is fixed, the moving rod 14 is pushed by the third spring 31 in the fourth installation groove 23, the moving rod 14 drives the inserted rod 13 to move, the inserted rod 13 is inserted into the insertion groove 19, the raised head 20 and the inserted rod 13 push the limit rod 18 to two sides, when the limit groove 21 contacts with the limit rod 18, the limit rod 18 is extruded and pushed by the first spring 17 in the first mounting groove 22, so that the stopper bar 18 is inserted into the stopper groove 21, thereby fixing the position of the insert bar 13, reinforcing the side plate 2, thereby preventing the side plates 2 from falling off and preventing the clamping rods 24 from accidentally falling off, supporting the concrete pouring layer 5 through the I-shaped beam 9, the concrete casting layer 5 is waterproof and soundproof on both sides by the first waterproof layer 1, the second waterproof layer 3, the second soundproof layer 4 and the first soundproof layer 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fabricated building bottom composite floor which characterized in that: the concrete insulation layer comprises a concrete pouring layer (5), wherein a compression steel plate (7) is installed inside the concrete pouring layer (5), a steel bar (6) is installed above the compression steel plate (7), a second sound insulation layer (4) is paved on the top of the concrete pouring layer (5), a second waterproof layer (3) is paved on the top of the second sound insulation layer (4), a first sound insulation layer (8) is paved on the bottom of the concrete pouring layer (5), and a first waterproof layer (1) is paved on the bottom of the first sound insulation layer (8);

connecting rod (11) are installed to profiled sheet (7) bottom, I-beam (9) are installed to connecting rod (11) bottom, and have seted up draw-in groove (29) on connecting rod (11) extend to the inside periphery of I-beam (9), the internally mounted of draw-in groove (29) has kelly (24), curb plate (2) are installed to kelly (24) extend to the outside one end of I-beam (9).

2. The fabricated building bottom composite floor slab as claimed in claim 1, wherein: spacing pad (10) are installed to profiled sheet (7) top below near reinforcing bar (6), stopper (30) have been seted up at the top of spacing pad (10).

3. The fabricated building bottom composite floor slab as claimed in claim 1, wherein: second mounting groove (28), two have all been seted up to the inside both sides that are close to draw-in groove (29) of connecting rod (11) the equal fixedly connected with second spring (27), two in inside of second mounting groove (28) the equal fixedly connected with movable plate (26) of one end that second spring (27) are relative, third mounting groove (25) have all been seted up to the both sides that draw-in rod (24) are close to two movable plates (26).

4. The fabricated building bottom composite floor slab as claimed in claim 1, wherein: a pull groove (16) is formed in one side, back to the clamping rod (24), of the side plate (2), and an arc-shaped portion is formed inside the pull groove (16).

5. The fabricated building bottom composite floor slab of claim 4, wherein: arc pads (15) are all installed to the both sides of pull groove (16) inner wall symmetry, the arc wall has been seted up to the interior concave part of arc pad (15).

6. The fabricated building bottom composite floor slab as claimed in claim 1, wherein: curb plate (2) inside fourth mounting groove (23) of having seted up, two third springs (31) of the inside symmetry fixedly connected with of fourth mounting groove (23), two equal fixedly connected with carriage release lever (14) of the one end that third spring (31) carried on the back mutually, two the equal swivelling joint of the one end that carriage release lever (14) carried on the back mutually has inserted bar (13), slot (19) have been seted up to one side that I-beam (9) are close to inserted bar (13).

7. The fabricated building bottom composite floor slab of claim 6, wherein: the cross sections of the inserted rod (13) and the slot (19) are both circular, and the diameter of the inserted rod (13) is smaller than that of the slot (19).

8. The fabricated building bottom composite floor slab of claim 6, wherein: a raised head (20) is mounted at one end, opposite to the moving rod (14), of the inserted rod (13), and a sharp bulge is formed at one end of the raised head (20).

9. The fabricated building bottom composite floor slab as claimed in claim 1, wherein: convex strip (12) are installed to the bottom of I-beam (9), convex strip (12) bottom forms the anti-skidding burr.

10. The fabricated building bottom composite floor slab of claim 6, wherein: i-beam (9) inside both sides of being close to slot (19) have all seted up first mounting groove (22), two the equal fixedly connected with first spring (17), two in inside of first mounting groove (22) the equal fixedly connected with gag lever post (18) of one end that first spring (17) is relative, gag lever post (21) have all been seted up to the both sides that inserted bar (13) are close to two gag lever posts (18).