CN213868493U

CN213868493U - Connection structure of prefabricated building floor PC component

Info

Publication number: CN213868493U
Application number: CN202022588463.8U
Authority: CN
Inventors: 张启宗; 陈丽华; 陈艳明; 袁志才; 朱蓉; 李清海
Original assignee: Cmig Drawin Technology Shishou Co ltd
Current assignee: Cmig Drawin Technology Shishou Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-08-03
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a connection structure of prefabricated building floor PC component, including a pair of fixed cover, two fixed cover establish respectively the reinforcing bar peripheral department that stretches out in two adjacent floor PC components, and fixed cover endotheca is equipped with and supports the board, and the peripheral department threaded connection of fixed cover has and supports tight bolt, and the end that supports tight bolt supports on supporting the board, and the top of fixed cover articulates there is the torsion bar, articulates between two torsion bars has the connecting rod. This connection structure of prefabricated building floor PC component will tighten fixed cover after cup jointing the reinforcing bar periphery department on two adjacent floor PC components respectively with two fixed covers, the different bolt of torsion bar and connecting rod is screwed and can be made two fixed covers, torsion bar and connecting rod form fixed shape, reach the purpose of connecting two adjacent floor PC components, can make two fixed covers keep the dislocation state under the effect of torsion bar and connecting rod simultaneously, make two floor PC components of unalignment still can be connected by two fixed covers.

Description

Connection structure of prefabricated building floor PC component

Technical Field

The utility model relates to a building materials technical field specifically is a connection structure of prefabricated building floor PC component.

Background

The floor plate PC component is a concrete floor plate product processed and produced in a factory in a standardized and mechanized mode, mold making, pouring and maintenance of the floor plate are not needed in a building construction site, and a plurality of floor plate PC components can be combined into an integral floor plate only by tiling and then pouring joints. After the floor PC members are laid flat, in order to prevent the concrete during the joint filling and pouring from displacing the floor PC members, the steel wires are usually used to bind and connect the steel bars extending out of the two adjacent floor PC members, so that the two adjacent floor PC members are fixed. Because two floor PC members make the steel bars in a dislocation state after the adjacent floor PC members are placed, so that the two steel bars are difficult to be connected, a connection structure of the PC members of the prefabricated building floor is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connection structure of prefabricated building floor PC component to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a connecting structure of prefabricated building floor PC components comprises a pair of fixing sleeves, wherein the two fixing sleeves are respectively sleeved at the periphery of a reinforcing steel bar extending out of the two adjacent floor PC components, a sleeve cavity is formed in the fixing sleeves, a through groove communicated with the sleeve cavity is formed in the bottom end of each fixing sleeve, a supporting plate in an arc-shaped plate mounting structure is sleeved in each sleeve cavity, limiting bolts are in threaded connection with the head ends and the tail ends of the outer side surfaces of the supporting plates, the fixing sleeves are penetrated through the limiting bolts from the outer sides, supporting bolts are in threaded connection with the periphery of the fixing sleeves, the tail ends of the supporting bolts are in abutting connection with the outer side surfaces of the supporting plates, hinge platforms are tightly welded at the top ends of the fixing sleeves, torsion bars are abutted against the front sides of the hinge platforms, bolts penetrate through the head ends of the torsion bars, and the tail ends of the bolts penetrate through the head ends of, the tail end of the torsion bar is twisted and forms an included angle of 90 degrees with the head end of the torsion bar, and a connecting rod is hinged between the tail ends of the two torsion bars.

Preferably, the diameter of the reinforcing steel bar, the width of the through groove and the inner diameter of the sleeve cavity are sequentially increased.

Preferably, the outer surface of the fixed sleeve is provided with a pair of clearance holes for the limiting bolt to pass through, and the clearance holes are communicated with the sleeve cavity.

Preferably, the outer surface of the fixed sleeve is further provided with a threaded hole, the threaded hole is communicated with the sleeve cavity, and the abutting bolt is in threaded connection with the threaded hole.

Preferably, a plurality of support platforms are integrally formed on the inner wall of the support plate.

Preferably, the first end and the last end of the connecting rod are both sleeved with bolts, and the tail ends of the bolts penetrate through the connecting rod and then are in threaded connection with the tail ends of the torsion bars.

Compared with the prior art, the beneficial effects of the utility model are that:

this connection structure of prefabricated building floor PC component, cup joint two fixed covers respectively the reinforcing bar peripheral department on two adjacent floor PC components through using two fixed covers to connect the back with torsion bar and connecting rod, make tight fixed cover, can make two fixed covers after different bolts on torsion bar and the connecting rod are screwed, torsion bar and connecting rod form fixed shape, reach the purpose of connecting two adjacent floor PC components, can make two fixed covers keep the dislocation state under the effect of torsion bar and connecting rod simultaneously, make two unaligned floor PC components still can be connected by two fixed covers.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is another overall structure diagram of the present invention;

fig. 3 is a schematic structural view of the fixing sleeve of the present invention;

FIG. 4 is a schematic structural view of the middle support plate of the present invention;

FIG. 5 is a schematic view of the connection of two floor PC members when the reinforcing bars are aligned according to the present invention;

fig. 6 is the utility model discloses well reinforcing bar is when the connection schematic diagram of two floor PC components of dislocation.

The meaning of each reference number in the figures is:

1. fixing a sleeve; 11. a sleeve cavity; 111. a through groove; 112. avoiding a void; 113. a threaded hole; 12. a resisting plate; 121. a limit bolt; 122. supporting; 13. tightly abutting against the bolt; 14. a hinging table; 15. a torsion bar; 16. a connecting rod; 2. a floor PC member; 21. and (5) reinforcing steel bars.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "a", "an", and "the" mean two or more unless explicitly limited otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a connection structure of prefabricated building floor PC component, including a pair of fixed cover 1, the reinforcing bar 21 periphery department that stretches out in two adjacent floor PC components 2 is established respectively to two fixed cover 1, cover chamber 11 has been seted up to the inside of fixed cover 1, the logical groove 111 that is linked together with cover chamber 11 is seted up to the bottom of fixed cover 1, cover chamber 11 endotheca is equipped with and is arc plate dress structure to board 12, the equal threaded connection in first and last both ends of the outside surface of board 12 has stop bolt 121, stop bolt 121 runs through fixed cover 1 from the outside, make support board 12 can not drop from fixed cover 1 under stop bolt 121's spacing. The periphery of the fixed sleeve 1 is in threaded connection with a abutting bolt 13, the tail end of the abutting bolt 13 abuts against the outer side surface of the abutting plate 12, the fixed sleeve 1 can sleeve the reinforcing steel bar 21 in the sleeve cavity 11 by the fixed sleeve 1 after aligning the through groove 111 on the fixed sleeve 1 with the reinforcing steel bar 21 and then pressing the fixed sleeve 1, and at the moment, the abutting bolt 13 can abut the abutting plate 12 against the periphery of the reinforcing steel bar 21 by screwing the abutting bolt 13, so that the tail end of the fixed sleeve 1 fixed on the reinforcing steel bar 21 is achieved. The top of fixed cover 1 has closely welded hinge platform 14, the front side of hinge platform 14 is leaned on and is leaned on torsion bar 15, the head end of torsion bar 15 is run through there is the bolt, the end of bolt runs through behind the head end of torsion bar 15 with hinge platform 14 threaded connection, the end of torsion bar 15 is the distortion form and is 90 contained angles with the head end of torsion bar 15, it has connecting rod 16 to articulate between two torsion bar 15's the end, the first end both ends of connecting rod 16 all are equipped with the bolt, the end of bolt runs through behind connecting rod 16 with the terminal threaded connection of torsion bar 15. Make two fixed covers 1 can carry out the change of position under the effect of torsion bar 15 and connecting rod 16 to can make two fixed covers 1 fix on being two reinforcing bars 21 of dislocation state, after two fixed covers 1 all fixed on reinforcing bar 21, can make fixed cover 1, torsion bar 15 and connecting rod 16 form overall structure through screwing the bolt on torsion bar 15 and the connecting rod 16, reach the purpose of fixed two floor PC components 2.

In this embodiment, the diameter of the reinforcing bar 21, the width of the through groove 111, and the inner diameter of the jacket cavity 11 are sequentially increased, so that the reinforcing bar 21 can smoothly enter the jacket cavity 11 from the through groove 111.

Specifically, a pair of clearance holes 112 for the limiting bolts 121 to pass through are formed in the outer surface of the fixing sleeve 1, and the clearance holes 112 are communicated with the sleeve cavity 11, so that the abutting plate 12 can move along the axial direction of the clearance holes 112 under the limiting of the limiting bolts 121, and the inner surface of the abutting plate 12 is attached to the outer surface of the steel bar 21.

Furthermore, the outer surface of the fixed sleeve 1 is provided with a threaded hole 113, the threaded hole 113 is communicated with the sleeve cavity 11, the abutting bolt 13 is in threaded connection with the threaded hole 113, the abutting bolt 13 can abut the abutting plate 12 on the steel bar 21 by screwing the abutting bolt 13, the abutting plate 12 can be in a loose state in the fixed sleeve 1 by unscrewing the abutting bolt 13, and the fixed sleeve 1 can be sleeved on the steel bar 21 or taken down from the steel bar 21 at the moment.

In addition, a plurality of abutting platforms 122 are integrally formed on the inner wall of the abutting plate 12, and the abutting platforms 122 are in a quadrangular frustum pyramid shape, so that when the abutting plate 12 is abutted by the abutting bolt 13, the abutting platforms 122 can abut against the surface of the steel bar 21, and because the surface of the steel bar 21 is rough, the friction force between the abutting plate 12 and the abutting bolt 13 is increased, and the fixed sleeve 1 is prevented from slipping off the steel bar 21.

When the connection structure of the PC components of the prefabricated building floor in this embodiment is installed, the fixing sleeve 1, the torsion bar 15 and the connecting rod 16 are shifted first, after the two fixing sleeves 1 are aligned with the steel bars 21 extending from the two adjacent PC components 2 of the floor respectively, the through grooves 111 on the fixing sleeve 1 are aligned with the steel bars 21, and the fixing sleeve 1 is pressed to enable the fixing sleeve 1 to sleeve the steel bars 21 in the sleeve cavity 11, then the abutting bolts 13 can be screwed to enable the abutting plates 12 to abut against the periphery of the steel bars 21, so as to fix the fixing sleeve 1 at the tail ends of the steel bars 21, and finally the fixing sleeve 1, the torsion bar 15 and the connecting rod 16 can form an integral structure by screwing the bolts on the torsion bar 15 and the connecting rod 16, so as to fix the two PC components 2 of the floor.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a connection structure of prefabricated building floor PC component, includes a pair of fixed cover (1), two fixed cover (1) is established respectively and is established reinforcing bar (21) peripheral department that stretches out in two adjacent floor PC components (2), its characterized in that: the fixing sleeve is characterized in that a sleeve cavity (11) is formed in the fixing sleeve (1), a through groove (111) communicated with the sleeve cavity (11) is formed in the bottom end of the fixing sleeve (1), a supporting plate (12) in an arc plate installing structure is sleeved in the sleeve cavity (11), limiting bolts (121) are in threaded connection with the head end and the tail end of the outer side surface of the supporting plate (12), the fixing sleeve (1) penetrates through the limiting bolts (121) from the outer side, a supporting bolt (13) is in threaded connection with the periphery of the fixing sleeve (1), the tail end of the supporting bolt (13) is in abutting connection with the outer side surface of the supporting plate (12), a hinge table (14) is tightly welded to the top end of the fixing sleeve (1), a torsion bar (15) is attached to the front side of the hinge table (14), a bolt penetrates through the head end of the torsion bar (15), and the tail end of the bolt penetrates through the torsion bar (15) and then is in threaded connection with the hinge table (14), the tail end of each torsion bar (15) is twisted and forms an included angle of 90 degrees with the head end of each torsion bar (15), and a connecting rod (16) is hinged between the tail ends of the two torsion bars (15).

2. The connection structure of PC members for precast building floors according to claim 1, wherein: the diameter of the steel bar (21), the width of the through groove (111) and the inner diameter of the sleeve cavity (11) are sequentially increased.

3. The connection structure of PC members for precast building floors according to claim 1, wherein: the outer surface of the fixed sleeve (1) is provided with a pair of clearance holes (112) for the limiting bolts (121) to pass through, and the clearance holes (112) are communicated with the sleeve cavity (11).

4. The connection structure of PC members for precast building floors according to claim 1, wherein: the outer surface of the fixed sleeve (1) is further provided with a threaded hole (113), the threaded hole (113) is communicated with the sleeve cavity (11), and the abutting bolt (13) is in threaded connection with the threaded hole (113).

5. The connection structure of PC members for precast building floors according to claim 1, wherein: the inner wall of the abutting plate (12) is integrally formed with a plurality of abutting platforms (122).

6. The connection structure of PC members for precast building floors according to claim 1, wherein: bolts are sleeved at the head end and the tail end of the connecting rod (16), and the tail ends of the bolts penetrate through the connecting rod (16) and then are in threaded connection with the tail end of the torsion bar (15).