CN218622849U - Detachable bottom die assembly type steel bar truss floor bearing plate - Google Patents

Abstract

The utility model discloses a removable die block assembled steel bar truss building carrier plate, including die block, steel bar support, connection turn round nail and reinforcing bar group, steel bar support sets up above the die block, can dismantle with the die block and be connected, the connection turn round nail passes the die block from the die block below and can dismantle with steel bar support and be connected, reinforcing bar group and steel bar support fixed connection, the die block includes a plurality of bosss, and a plurality of the boss sets up above the die block, steel bar support pegs graft with the boss; after the reinforcing steel bar support is connected with the bottom die, the connecting button nail penetrates through the bottom die from the lower part of the bottom die and is fixed with the reinforcing steel bar support, the connecting button nail is in a rotary buckle type, the connecting button nail is provided with a rotary handle and a wing plate, the wing plate can be matched with a second limiting groove on the lower surface of the bottom die, clamping is completed by twisting the rotary handle, and the connecting button nail is fastened with the reinforcing steel bar support through a small amount of threaded connection; after the poured concrete is solidified, the bottom die is simpler and more convenient to disassemble.

Description

Detachable bottom die assembly type steel bar truss floor bearing plate

Technical Field

The utility model belongs to the architectural equipment field especially relates to a removable die block assembled steel bar truss building carrier plate.

Background

The steel bar truss floor bearing plate is a building product which welds stressed steel bars in a floor slab into a steel bar truss in a factory and fixedly connects the steel bar truss with a bottom die to form the integration of the bottom die and the stressed steel bars. Compare with traditional floor carrier plate that supports concrete through bottom formwork, the construction progress has been accelerated to steel bar truss floor carrier plate formula, has strengthened the supporting effect. At present steel bar truss building carrier plate is mostly two kinds: a steel bar truss is welded with galvanized iron sheets and is integrated with fixed stressed steel bars; one kind is the detachable bottom die steel bar truss floor bearing plate of the assembled type. The assembled detachable steel bar truss floor support plate can obviously reduce the work amount of on-site steel bar binding, accelerate the construction progress, increase the construction safety guarantee and realize civilized construction. The assembly type template and the connecting piece are convenient to disassemble and assemble, can be repeatedly used for many times, saves steel, meets the national requirements of energy conservation and environmental protection, and is widely used for building construction. During construction, the steel bar truss floor bearing plate is fixed between the two bearing beams and is directly poured by concrete, the bottom die bears the gravity of the concrete, the steel bar truss provides unsupported rigidity for the bottom die, and the bottom die can be detached so as to be recycled.

The existing detachable bottom die assembly type steel bar truss floor support plate has the following defects:

(1) Most of the steel bar truss and aluminum formwork are welded, after concrete is poured, welding spots between the steel bar truss and the aluminum formwork need to be manually damaged, the galvanized formwork for bearing the concrete is taken down, the operation is complex, the labor intensity is high, and the welding spots are easy to break, so that the connection stability of the steel bar truss assembly and the bottom formwork steel plate is poor, and the subsequent concrete pouring is influenced;

(2) In the prior art, a steel bar support is also used for connection, and a steel bar connecting piece is connected with a bottom die of a floor support plate to assist the fixation of a steel bar and the disassembly of the bottom die; the existing steel bar support is mostly connected through threads, because the floor bearing plate bears too much pressure after concrete is poured, and the thread length of the thread fit is too long, so that the thread is very difficult to disassemble, and the bottom die is not provided with a positioning device, so that the steel bar support is very inconvenient to install and is not beneficial to fixing the steel bar truss assembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a removable die block assembled steel bar truss building carrier plate in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a detachable bottom die assembly type steel bar truss floor bearing plate comprises a bottom die, a steel bar support, connecting torsion nails and a steel bar group, wherein the steel bar support is arranged above the bottom die and detachably connected with the bottom die;

the bottom die comprises a plurality of bosses, and the bosses are arranged above the bottom die;

the reinforcing steel bar support is spliced with the boss and comprises arc-shaped limiting belts, the arc-shaped limiting belts are symmetrically arranged on two sides of the reinforcing steel bar support, the arc-shaped limiting belts can stretch and retract, and the reinforcing steel bar group is fastened with the reinforcing steel bar support through the arc-shaped limiting belts;

the lower part of the connecting torsion nail is rotationally clamped with the bottom die, and the upper part of the connecting torsion nail is in threaded connection with the steel bar support.

Preferably, each boss is provided with a limiting block around, each boss is provided with a first through hole, and the first through hole penetrates through the bottom die.

Preferably, the steel bar support further comprises a supporting seat, two connecting holes are formed in the lower portion of the supporting seat, a plurality of second limiting grooves are annularly formed in the periphery of each connecting hole, the supporting seat is connected with the boss in an inserting mode, the connecting holes are aligned with the first through holes, the second limiting grooves are matched with the limiting blocks, and the connecting holes are connected with the upper portions of the connecting torsion nails through threads.

Preferably, the supporting seat top both wings symmetry is provided with the fixed slot, the spread groove has been seted up to the supporting seat bilateral symmetry, the arc spacing area includes flexible groove and telescopic band, flexible groove is fixed to be inserted and is established in the fixed slot, telescopic band and flexible groove sliding connection, the telescopic band is pegged graft with the spread groove slip.

Preferably, connect and turn round the nail and include twist grip, pterygoid lamina and the nail body, the pterygoid lamina is fixed to be set up in nail body one end, twist grip is fixed to be set up in the pterygoid lamina top, pterygoid lamina and die block joint, the nail body and steel bar support threaded connection.

Preferably, a first limiting groove has been seted up to the die block lower surface, a joint groove has been seted up to first limiting groove below, the joint groove is seted up at first through-hole internal surface, the nail body is worn to establish inside first through-hole, the connecting hole, pterygoid lamina and first limiting groove sliding fit, the pterygoid lamina inserts first limiting groove and rotatory back and joint groove joint.

Preferably, the reinforcing bar group includes last chord steel bar, lower chord steel bar and abdomen chord steel bar, lower chord steel bar is fixed through arc spacing area and supporting seat middle part, abdomen chord steel bar and die block upper surface laminating.

Preferably, the steel bar support has a plurality of, and the equipartition sets up in the die block top, every the steel bar support below all is connected with two and connects the nail of turning round, the reinforcing bar group has a plurality of, and is every listed as the steel bar support all is connected with a reinforcing bar group.

Preferably, the end of the telescopic band is provided with a second through hole, and the second through hole is aligned with the connecting hole.

The utility model provides a pair of removable die block assembled steel bar truss building carrier plate's beneficial effect includes:

1. the utility model discloses a steel bar support and die block connected mode are pegged graft, and the die block top still is provided with the stopper, and the stopper can cooperate with steel bar support's spacing groove, makes steel bar support's location more convenient with the installation.

2. After the steel bar support is connected with the bottom die, the connecting button nail penetrates through the bottom die from the lower part of the bottom die and is fixed with the steel bar support, the connecting button nail is of a rotary buckle type, the connecting button nail is provided with a rotary handle and a wing plate, the wing plate can be matched with a second limiting groove on the lower surface of the bottom die, clamping is completed by twisting the rotary handle, and the connecting button nail is fastened with the steel bar support through a small amount of threaded connection; after the poured concrete is solidified, the bottom die is simpler and more convenient to disassemble.

3. The utility model discloses a nail body surface part of nail is turned round in connection is provided with external screw thread, and connecting hole internal surface part is provided with built-in screw thread, and the screw thread length of external screw thread and built-in screw thread all is very short, and the purpose is the fastening of nail is turned round in the auxiliary connection to the dismantlement of die block can not hinder too much.

4. The utility model discloses a steel bar support is provided with the spacing area of arc that can stretch out and draw back, and the spread groove that supplies the spacing area of arc to peg graft is seted up to the steel bar support both sides, and the spacing area of arc can fix two last quarter reinforcing bars in the reinforcing bar group, and it is fixed that the nail is turned round in the rethread connection for the fixed of reinforcing bar group is more convenient.

Drawings

Fig. 1 is a schematic view of a detachable bottom die assembly type steel bar truss floor deck according to the present invention;

fig. 2 is a schematic view of the middle bottom die of the present invention;

FIG. 3 is an enlarged view of I of FIG. 2 according to the present invention;

fig. 4 is a schematic view of a reinforcing bar support according to the present invention;

fig. 5 is a bottom view of the reinforcing bar support of the present invention;

FIG. 6 is a schematic view of a steel bar support without an arc-shaped spacing band;

FIG. 7 is a schematic view of a middle arc-shaped spacing belt according to the present invention;

FIG. 8 is a schematic view of the connection between the connecting torque pin and the bottom mold of the present invention;

figure 9 is an enlarged view of II of figure 8 according to the present invention;

FIG. 10 is a schematic view of a connecting torque pin according to the present invention;

fig. 11 is a schematic diagram of the first limiting groove and the fastening groove of the present invention.

The reference numerals are explained below:

1. bottom die; 12. a boss; 121. a limiting block; 13. a first through hole; 14. a first limit groove; 15. a clamping groove; 2. a steel bar support; 21. a supporting base; 211. connecting holes; 212. a second limit groove; 213. a fixing groove; 214. connecting grooves; 22. an arc-shaped limiting band; 221. a telescopic groove; 222. a stretchable band; 223. a second through hole; 3. connecting the torsion nails; 31. rotating the handle; 32. a wing plate; 33. a nail body; 4. a set of rebars; 41. upper chord steel bars; 42. a lower chord steel bar; 43. and (4) a web chord steel bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention:

as shown in fig. 1-11, a detachable bottom die assembly type steel bar truss floor support plate comprises a bottom die 1, a steel bar support 2, a connecting torsion nail 3 and a steel bar group 4, wherein the steel bar support 2 is arranged above the bottom die 1 and detachably connected with the bottom die 1, the connecting torsion nail 3 penetrates through the bottom die 1 from the lower part of the bottom die 1 to be detachably connected with the steel bar support 2, and the steel bar group 4 is fixedly connected with the steel bar support 2;

the bottom die 1 comprises a plurality of bosses 12, and the plurality of bosses 12 are arranged above the bottom die 1;

the reinforcing steel bar support 2 is inserted into the boss 12, the reinforcing steel bar support 2 comprises arc-shaped limiting belts 22, the arc-shaped limiting belts 22 are symmetrically arranged on two sides of the reinforcing steel bar support 2, the arc-shaped limiting belts 22 can stretch out and draw back, and the reinforcing steel bar group 4 is fastened with the reinforcing steel bar support 2 through the arc-shaped limiting belts 22;

the lower part of the connecting screw nail 3 is rotationally clamped with the bottom die 1, and the upper part is in threaded connection with the steel bar support 2.

In this embodiment: every boss 12 all encircles and is equipped with stopper 121 all around, first through-hole 13 has all been seted up on every boss 12, first through-hole 13 runs through die block 1, steel bar support 2 still includes supporting seat 21, two connecting holes 211 have been seted up to supporting seat 21 below, connecting hole 211 encircles and is equipped with a plurality of second spacing grooves 212 all around, supporting seat 21 pegs graft with boss 12, connecting hole 211 aligns with first through-hole 13, second spacing groove 212 and stopper 121 cooperation, connecting hole 211 passes through threaded connection with connecting 3 upper portions of turning round nail, stopper 121 makes steel bar support 2's location and installation more convenient.

In this embodiment: the two wings at the top of the supporting seat 21 are symmetrically provided with fixing grooves 213, the two sides of the supporting seat 21 are symmetrically provided with connecting grooves 214, the connecting grooves 214 extend towards the inside of the supporting seat 21 and are communicated with the connecting holes 211 in a penetrating manner, the arc-shaped limiting belt 22 comprises a telescopic groove 221 and a telescopic belt 222, the telescopic groove 221 is fixedly inserted in the fixing grooves 213, the telescopic belt 222 is connected with the telescopic groove 221 in a sliding manner, the telescopic belt 222 is inserted in the connecting grooves 214 in a sliding manner, the end part of the telescopic belt 222 is provided with a second through hole 223, and the second through hole 223 is aligned with the connecting holes 211; the supporting seat 21 is T-shaped, the lower parts of two sides are provided with arc grooves, and the arc limiting belts 22 are buckled at the lower parts of the arc grooves and used for fixing the reinforcing steel bar group 4; the arc-shaped limiting belt 22 can fix two lower chord steel bars 42 in the steel bar group 4, and the nail 3 is connected and fixed through the connection, so that the steel bar group 4 is more convenient to fix, and the arc-shaped limiting belt 22 can be flexibly adjusted to adapt to steel bars with different diameters.

In this embodiment: the connecting twist nail 3 comprises a rotating handle 31, a wing plate 32 and a nail body 33, the wing plate 32 is fixedly arranged at one end of the nail body 33, the rotating handle 31 is fixedly arranged above the wing plate 32, the wing plate 32 is clamped with the bottom die 1, and the nail body 33 is in threaded connection with the steel bar support 2; the lower surface of the bottom die 1 is provided with a first limiting groove 14, a clamping groove 15 is formed below the first limiting groove 14, the clamping groove 15 is formed in the inner surface of the first through hole 13, the nail body 33 penetrates through the first through hole 13 and the inside of the connecting hole 211, the wing plate 32 is in sliding fit with the first limiting groove 14, the wing plate 32 is inserted into the first limiting groove 14 and clamped with the clamping groove 15 after rotating, external threads are arranged on the local surface of the nail body 33, internal threads are arranged on the local inner surface of the connecting hole 211, the external threads are matched with the internal threads, and the nail body 33 penetrates through the first through hole 13, the connecting hole 211 and the second through hole 223 and is attached to the inside of the steel bar support 2; the wing plate 32 is matched with the first limiting groove 14 and then slides downwards, then the rotating handle 31 is controlled, so that the wing plate 32 is clamped with the clamping groove 15, and meanwhile, the external threads and the internal threads are matched in a threaded mode; the external threads and the internal threads are short in thread length, so that the fastening of the twist nails 3 is assisted in connection, the bottom die 1 is not prevented from being disassembled too much, and the twist nails 3 are connected in a rotating buckle mode, so that the bottom die 1 is simple and convenient to disassemble.

In this embodiment: the steel bar group 4 comprises an upper chord steel bar 41, a lower chord steel bar 42 and an abdomen chord steel bar 43, the lower chord steel bar 42 is fixed with the middle part of the supporting seat 21 through an arc-shaped limiting belt 22, the lower chord steel bar 42 is arranged in arc-shaped grooves at two sides of the supporting seat 21 in a penetrating way, the arc-shaped limiting belt 22 is buckled at the lower part of the arc-shaped grooves through the expansion of the expansion belt 222, the lower chord steel bar 42 is fixed on the supporting seat 21, and after the lower chord steel bar 42 is fixed, the abdomen chord steel bar 43 is attached to the upper surface of the bottom die 1; the web chord steel bars 43 are arranged in a herringbone shape, the top ends of the web chord steel bars are welded with the upper chord steel bars 41, and the side surfaces of the web chord steel bars are respectively welded with the two lower chord steel bars 42.

In this embodiment: reinforcing bar support 2 has a plurality of, and the equipartition setting all is connected with two connections below every reinforcing bar support 2 and turns round nail 3 in 1 top of die block, and reinforcing bar group 4 has a plurality of, and every reinforcing bar support 2 all is connected with a reinforcing bar group 4.

In the structure, when the structure works, the steel bar support 2 can be placed on the upper surface of the bottom die 1 and inserted into the boss 12, meanwhile, the limiting blocks 121 are matched with the second limiting grooves 212 to complete the positioning and the prefabrication installation of the steel bar support 2, then the steel bar group 4 is placed on the surface of the bottom die 1, the bottom end of the web chord steel bar 43 is attached to the bottom die 1, the lower chord steel bar 42 is positioned on two sides below the top plate of the support seat 21, the telescopic belt 222 is inserted into the connecting groove 214 to fix the lower chord steel bar 42, then the wing plate 32 connected with the torsion nail 3 is matched with the first limiting groove 14 and then slides downwards, then the rotating handle 31 is twisted to enable the wing plate 32 to be clamped with the clamping groove 15, and meanwhile, the external threads and the internal threads are matched with the threads; after the installation is finished, pouring concrete, and after the concrete is solidified, detaching the bottom die 1; when the connecting torque nail is disassembled, the rotating handle 31 is only required to be twisted reversely, the wing plate 32 is separated from the clamping groove 15 and is matched with the first limiting groove 14 again, the external thread and the internal thread are separated simultaneously, and then the connecting torque nail 3 is pulled out. The utility model discloses in, the screw thread length of external screw thread and built-in screw thread is all very short, and the purpose is the fastening of nail 3 is turned round in the auxiliary connection to too much hindrance die block 1's dismantlement, adopt rotatory buckle formula to connect simultaneously for die block 1's dismantlement is simpler and convenient.

The foregoing illustrates and describes the general principles, features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a removable die block assembled steel bar truss building carrier plate which characterized in that: the steel bar support is characterized by comprising a bottom die (1), steel bar supports (2), connecting torsion nails (3) and steel bar groups (4), wherein the steel bar supports (2) are arranged above the bottom die (1) and detachably connected with the bottom die (1), the connecting torsion nails (3) penetrate through the bottom die (1) from the lower part of the bottom die (1) to be detachably connected with the steel bar supports (2), and the steel bar groups (4) are fixedly connected with the steel bar supports (2);

the bottom die (1) comprises a plurality of bosses (12), and the plurality of bosses (12) are arranged above the bottom die (1);

the reinforcing steel bar support (2) is spliced with the boss (12), the reinforcing steel bar support (2) comprises arc-shaped limiting belts (22), the arc-shaped limiting belts (22) are symmetrically arranged on two sides of the reinforcing steel bar support (2), the arc-shaped limiting belts (22) can stretch out and draw back, and the reinforcing steel bar group (4) is fastened with the reinforcing steel bar support (2) through the arc-shaped limiting belts (22);

the lower part of the connecting torsion nail (3) is rotationally clamped with the bottom die (1), and the upper part of the connecting torsion nail is in threaded connection with the steel bar support (2).

2. The removable die block assembled steel bar truss floor deck of claim 1, characterized in that: every boss (12) all encircles and is equipped with stopper (121) all around, every first through-hole (13) have all been seted up on boss (12), bottom die (1) is run through in first through-hole (13).

3. The detachable bottom die assembly type steel bar truss floor support plate according to claim 2, characterized in that: reinforcing bar support (2) still include supporting seat (21), two connecting holes (211) have been seted up to supporting seat (21) below, connecting hole (211) encircle all around and are equipped with a plurality of second spacing grooves (212), supporting seat (21) are pegged graft with boss (12), connecting hole (211) align with first through-hole (13), second spacing groove (212) with stopper (121) cooperation, connecting hole (211) pass through threaded connection with connecting torque nail (3) upper portion.

4. The detachable bottom die assembly type steel bar truss floor support plate according to claim 3, characterized in that: supporting seat (21) top both wings symmetry is provided with fixed slot (213), connecting groove (214) have been seted up to supporting seat (21) bilateral symmetry, arc spacing band (22) are including flexible groove (221) and telescopic band (222), telescopic groove (221) are fixed to be inserted and are established in fixed slot (213), telescopic band (222) and flexible groove (221) sliding connection, telescopic band (222) and connecting groove (214) slip grafting.

5. The detachable bottom die assembly type steel bar truss floor support plate according to claim 4, characterized in that: connect and turn round nail (3) and include twist grip (31), pterygoid lamina (32) and the nail body (33), pterygoid lamina (32) are fixed to be set up in nail body (33) one end, twist grip (31) are fixed to be set up in pterygoid lamina (32) top, pterygoid lamina (32) and die block (1) joint, nail body (33) and steel bar support (2) threaded connection.

6. The detachable bottom die assembly type steel bar truss floor support plate according to claim 5, characterized in that: first spacing groove (14) have been seted up to die block (1) lower surface, joint groove (15) have been seted up to first spacing groove (14) below, joint groove (15) are seted up at first through-hole (13) internal surface, the nail body (33) are worn to establish inside first through-hole (13), connecting hole (211), pterygoid lamina (32) and first spacing groove (14) sliding fit, pterygoid lamina (32) insert first spacing groove (14) and rotatory back and joint groove (15) joint.

7. The removable die block assembled steel bar truss floor deck of claim 6, characterized in that: reinforcing bar group (4) are including last chord steel bar (41), last chord steel bar (42) and abdomen chord steel bar (43), it is fixed with supporting seat (21) middle part that last chord steel bar (42) pass through arc spacing area (22), abdomen chord steel bar (43) and die block (1) upper surface laminating.

8. The detachable bottom die assembly type steel bar truss floor support plate according to claim 7, characterized in that: there is a plurality of rebar support (2), and the equipartition sets up in die block (1) top, every rebar support (2) below all is connected with two and connects and turns round nail (3), rebar group (4) have a plurality of, every row rebar support (2) all is connected with a rebar group (4).

9. The detachable bottom die assembly type steel bar truss floor support plate according to claim 8, characterized in that: the end part of the telescopic belt (222) is provided with a second through hole (223), and the second through hole (223) is aligned with the connecting hole (211).

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