CN216973893U - Integrated part of prestressing force bamboo wood structure floor part - Google Patents

Abstract

The utility model discloses a prestress bamboo-wood structure floor slab part integrated component, relates to the field of assembly type building parts, and particularly comprises a bamboo-wood structure floor slab frame, prestress lines, prestress supporting pestles, sealing cushions, a floor slab, controllable accumulated tolerance gaps, waterproof coiled materials, sound insulation filling layers, ring head bolts and turn-buckle bolts. Set up adjustable prestressing force support pestle between bamboo wood structure floor beam, joist, prestressing force line strides prestressing force support pestle and both ends are fixed on the floor frame, support the pestle through prestressing force and can conveniently exert and adjust prestressing force. The utility model can effectively reduce the deflection of the long-span parts of the bamboo-wood structure and simultaneously weaken the noise caused by friction vibration among the parts, thereby greatly improving the integral stability and sound insulation performance of the floor part, and simultaneously has the advantages of convenient tensioning and dismounting, high efficiency in maintenance, standardized prefabrication in factories and the like.

Description

Integrated part of prestressing force bamboo wood structure floor part

Technical Field

The utility model relates to the technical field of assembly type buildings, in particular to an integrated component which utilizes post-tensioning prestressing to reduce the deflection of a long-span component and simultaneously eliminates noise caused by incompact and frictional vibration between components.

Background

Bamboo-wood structure buildings are widely recommended at home and abroad due to excellent shock resistance and environmental friendliness, but impact sound isolation performance of floor panels is poor due to unreasonable structural design and the like, especially low-frequency noise. The traditional approach for realizing sound insulation and noise reduction of assembled bamboo-wood components is to install sound insulation boards on the components, fill sound insulation cotton and paint the sound insulation cotton with noise reduction efficacy. Because the construction that gives sound insulation is all installed or the spraying again after floor, wallboard structure are assembled for holistic assembly efficiency is low, and does not solve the sound insulation at all on structure, structure and integrated mode and fall the problem of making an uproar.

In addition, present bamboo wood structure rigging parts are mostly non-prestressed structure, have following defect: 1. the span of the part is limited, and the part vibrates and shakes due to the overlarge deflection of the part; 2. the connection between the parts is not compact and is easy to rub and vibrate, so that the parts have weak impact sound isolation and noise reduction capability; 3. the whole construction assembly error is large, and the controllability of the accumulated tolerance of parts, components, members and components is low; 4. the building comfort level is extremely low, and the building and wallboard parts have poor flexural resistance and noise reduction performance.

Disclosure of Invention

In order to overcome the defects of flexibility reduction and sound insulation of traditional bamboo-wood structure assembly parts, the utility model provides a novel prestress part integrated part, namely a bamboo-wood structure prestress floor part integrated part, which can effectively reduce the flexibility of a long-span part and the accumulated tolerance between controllable adjusting parts by using the principle of a prestress tensioning integral system for reference, thereby greatly improving the flexibility reduction capability and sound insulation performance of a floor horizontal part, and meanwhile, the utility model has the advantages of simple field construction, convenient tensioning and dismounting, high efficiency in maintenance, standardized prefabrication in factories and the like, and is particularly suitable for floor panel systems of wood structure venues with large span, educational buildings and housing buildings.

The technical scheme of the utility model is as follows: the utility model provides a prestressing force bamboo wood structure floor part integrated component, includes bamboo wood structure floor frame, prestressing force line, adjustable prestressing force support pestle, sealed blotter, floor board, controllable accumulative tolerance seam, waterproofing membrane, sound insulation filling layer, round head bolt and turn buckle that constitute by standard specification component. The integrated component bamboo-wood structure floor slab frame consists of two parts, namely an upper joist frame for supporting a floor slab and a lower beam frame for bearing and transmitting force to a column; tolerance gaps are arranged among the components, accumulated tolerance is adjusted and assembled controllably, materials with buffering performance are added in the tolerance gaps, and the components are tensioned while being compacted; the prestressed line sequentially penetrates through the U-shaped members of the joist frame from a single direction, two ends of the prestressed line are fixed on the most end joist, the side surface of the U-shaped member of the joist is provided with prestressed line holes, and line hole sleeves are arranged in the holes; the floor beam frame secondary beams are also connected through a prestressed line, and the secondary beams are also provided with prestressed line holes and sleeves; the prestressed line is hinged with the ends of the upper layer and the lower layer of the frame in the long span and short span directions; a fireproof plate is arranged between the joist frame and the beam frame, a waterproof coiled material is arranged at the bottom of the beam frame, and a sound absorption and noise reduction material is filled in a sound insulation filling layer in the floor slab frame; an adjustable prestress supporting pestle is arranged between the bamboo-wood structure floor beam and the joist, a prestress line crosses the supporting pestle, two ends of the prestress line are fixed on the beam or the joist, and prestress can be conveniently applied and adjusted through the prestress supporting pestle; the top of the adjustable prestressed support pestle is fixed at the upper end and the lower end of a U-shaped joist of a joist frame through a support pestle fixing bolt, the bending moment level of a prestressed line is adjusted through a support fixing bolt, and the prestressed support pestle fixed at the upper end of the joist adjusts the prestressed line in the short span direction of the joist frame/the prestressed support pestle adjusting beam frame fixed at the lower end of the joist in the long span direction; the prestress line crosses the supporting pestle fixed pulley, and the height of the fixed pulley is adjusted by adjusting the prestress adjusting bolt of the supporting pestle. Certain stress is applied to the prestressed line through the prestressed support pestle, and the reaction force generated by deformation is applied to the bent members at the two ends to resist the deformation generated when the long-span part is loaded.

The construction method comprises the following steps: during construction, a double-layer frame of a bamboo-wood structure floor slab is fixedly connected with a waterproof coiled material, a sealing cushion pad is arranged between a part and the part, the distance between the parts is controlled in a preset controllable accumulated tolerance gap interval, a prestressed support pestle is fixed at the upper end and the lower end of a U-shaped joist member of a joist frame, holes are formed in the side edge of the U-shaped joist member and a secondary beam of a beam frame at corresponding positions to penetrate through prestressed line sleeves, and then a joist frame short span direction prestressed line, a beam frame long span direction prestressed line and a joist frame long span direction prestressed line penetrate through wire hole sleeves of corresponding members; the ends of the three types of prestressed lines are respectively connected with a ring head bolt or a turn buckle bolt with reference to the figure 6; secondly, correspondingly hinging and fixing the ring head bolts at the ends of the prestressed lines with the long sides and the short sides of the floor slab frame in a hinged manner as shown in figures 3 and 4; secondly, applying and adjusting prestress on the prestress pestle and the turn buckle, adjusting a controllable accumulated tolerance gap, enabling the components to be tightly spliced, and generating upward reaction force to resist the compression weight during loading; the end bolts of the prestressed lines of the two adjacent parts are hinged with each other, and two prestressed lines in a single vertical direction are vertically staggered and arranged as shown in figure 2; and finally, spraying sound insulation filling materials in the floor slab frame, and sealing and covering the floor slab and the bottom fireproof plate to finish the integration of the floor slab part with the bamboo-wood structure.

The utility model has the beneficial effects that: tensioning the components by utilizing the prestressed lines to enable the components to be compact, so that the sounding source of friction vibration between the components is cut off; meanwhile, the better tensile strength and flexibility of the prestressed line are exerted, and part shaking caused by deformation of the long-span bamboo-wood structural part is eliminated. This integrated part effectively promotes part overall stability, and the sound insulation is fallen and is scratched the ability reinforce simultaneously, and construction installation is convenient, and the industrialization degree is high, and is economical reasonable, applicable in the bamboo wood structure building floor board system of great span.

Drawings

Fig. 1 is a schematic diagram of the bamboo-wood structure floor slab component integration system.

Fig. 2 is a schematic connection diagram of the bamboo-wood structure floor slab component.

Fig. 3 is a schematic diagram of the joist frame prestressed line connection of the present invention.

Fig. 4 is a schematic diagram of the beam frame prestress line connection of the present invention.

Fig. 5 is an explosion layering diagram of the bamboo-wood structure floor slab component integrated system.

Fig. 6 is a schematic diagram of the prestressing line of the present invention.

Fig. 7 is a diagram of an adjustable prestressed stay pestle configuration of the present invention.

FIG. 8 is a view showing the construction of the eye bolt and the turn bolt according to the present invention.

Wherein: 1-bamboo-wood structure floor slab frame 2-prestressed line 3-prestressed support pestle 4-sealing buffer cushion 5-floor slab 6-controllable accumulated tolerance gap 7-waterproof coiled material 8-fire-proof plate 9-sound insulation filling layer 10-ring head bolt 11-turn basket bolt 101-joist frame 102-beam frame 201-joist frame short span direction prestressed line 202-beam frame long span direction prestressed 203-joist frame long span direction prestressed line 301-support pestle fixing bolt 302-support pestle fixed pulley 303-support pestle prestressed adjusting bolt.

Detailed Description

To make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Fig. 5 shows an explosion layering diagram of an integrated system of bamboo-wood structural floor components, which includes 1, a bamboo-wood structural floor frame 2, a prestressed line 3, a prestressed support pestle 4, a sealing cushion 5, a floor panel 6, a controllable accumulated tolerance gap 7, a waterproof coiled material 8, a fireproof plate 9, a sound insulation filling layer 10, a collar head bolt 11, a turn buckle 101, a joist frame 102, a beam frame 201, a joist frame short span direction prestressed line 202, a beam frame long span direction prestressed line 203, a joist frame long span direction prestressed line 301, a support pestle fixing bolt 302, a support pestle fixed pulley 303 and a support pestle prestress adjusting bolt; as shown in fig. 3 and 4, a joist frame 101 and a beam frame 102 are standardized prefabricated parts, a bamboo-wood structure frame is adopted, a waterproof coiled material 7 is laid between the two frames, the three are firstly assembled and fixed, meanwhile, as shown in fig. 1, a controllable accumulated tolerance gap 6 is arranged between the bamboo-wood structure floor slab part and the part, and an elastic sealing cushion 4 is arranged in the tolerance gap; secondly, fixing the top of the prestressed supporting pestle 3 at the upper end and the lower end of a U-shaped joist of a joist frame through supporting pestle fixing bolts, forming a prestressed wire hole in a joist member in the long span direction of the joist frame 101 of the bamboo-wood structural floor slab, placing a steel sleeve in the wire hole, sequentially penetrating a prestressed wire 203 through the side edge of the U-shaped joist member, and hinging the two ends at the end of the joist frame through bolts; as shown in fig. 3, two ends of the prestressed line 203 in the long span direction of the joist frame are sequentially hinged to the short side of the joist frame through a connecting turn buckle 11 and a ring head bolt 10; similarly, in the short span direction of the joist frame 101 of the bamboo-wood structural floor slab, the prestressed line 201 passes through the prestressed support pestle 3, and two ends of the prestressed line are hinged to the long edge of the joist; one end of the prestressed line 201 in the short span direction of the joist frame is directly hinged to the long side of the joist through a ring head bolt 10, and the other end is sequentially hinged to the long side of the joist frame through a connecting turn buckle 11 and a ring head bolt 10; in the long span direction of the bamboo-wood structure floor beam frame 102, a prestress wire hole is formed in the secondary beam member, a sleeve is placed in the wire hole, and a prestress wire 202 sequentially penetrates through the plurality of secondary beam members and two ends of a prestress supporting pestle 3 to be hinged to the short side of the beam frame; as shown in fig. 4, one end of the prestressed line 202 in the long span direction of the beam frame is directly hinged to the short side of the beam frame through a ring head bolt 10, and the other end is sequentially connected with a turn buckle 11 and a ring head bolt 10 and is hinged to the short side of the beam frame; as shown in fig. 6, one side of the turn head of the turn-buckle 11 is connected with the prestressed line 2, and one side of the hook head is connected with the turn head bolt 10; after the prestressed line and the bolts are fixed, as shown in fig. 7, the bending moment level of the prestressed line is adjusted by supporting and fixing the bolts 301; the prestress supporting pestle adjusting prestress line 201 fixed at the upper end of the joist, and the prestress supporting pestle adjusting prestress line 202 fixed at the lower end of the joist; the prestress line crosses the supporting pestle fixed pulley 302, and the fixed pulley is adjusted to lift through adjusting the supporting pestle prestress adjusting bolt 302; secondly, applying and adjusting prestress to the prestress pestle and the turn buckle to ensure that the components are tightly spliced and an upward reaction force is generated to resist the compression weight during loading; as shown in fig. 3, the ends of the prestressed lines of the two adjacent parts are hinged with each other through a ring head bolt 10, and the two prestressed lines in the vertical direction are arranged in a vertically staggered manner; and finally, spraying a sound insulation filling material 9 in the floor slab frame, and sealing the floor slab 5 and the bottom fireproof plate 8 to finish the integration of the bamboo-wood structural floor slab part.

Claims (10)

1. A prestress bamboo-wood structure floor slab component integrated part comprises a bamboo-wood structure floor slab frame (1), prestress lines (2), prestress supporting pestles (3), sealing cushion pads (4), floor slabs (5), controllable accumulated tolerance gaps (6), waterproof coiled materials (7), fire-proof plates (8), sound insulation filling layers (9), ring head bolts (10) and basket bolts (11); the method is characterized in that: the integrated component wood structure floor slab frame (1) is composed of two parts, namely an upper joist frame (101) for supporting a floor slab and a lower beam frame (102) for bearing and transmitting force to a column; the prestressed support pestle (3) is fixed on the U-shaped joist of the upper joist framework, and the prestressed line (2) is hinged to the end heads of the floor slab framework in the long span and short span directions through a ring head bolt (10) and a turn buckle (11); a fireproof plate (8) is arranged between the joist frame (101) and the beam frame (102); the bottom of the beam frame (102) is provided with a waterproof coiled material (7); and the sound absorption and noise reduction material is filled in the sound insulation filling layer (9) in the floor slab frame (1).

2. The pre-stressed bamboo-wood structural floor slab component integrated part of claim 1, characterized in that: a controllable accumulated tolerance gap (6) is arranged between the components, and a sealing cushion pad (4) is arranged between the tolerance gaps.

3. The pre-stressed bamboo-wood structural floor slab component integrated part of claim 1, characterized in that: in the long span direction of a joist frame (101) of a bamboo-wood structure floor slab, a U-shaped joist component is provided with a prestressed wire hole, a sleeve is arranged in the wire hole, a prestressed wire (203) in the long span direction of the joist frame sequentially penetrates through the U-shaped joist component, and two ends of the prestressed wire are hinged to the ends of the joists through bolts; two ends of the prestressed line (203) in the long span direction of the joist frame are hinged to the short side of the joist frame through connecting turn bolts (11) and ring head bolts (10) in sequence.

4. The integrated component of prestressing force bamboo wood structure floor part of claim 1, characterized in that: in the short span direction of a joist frame (101) of the bamboo-wood structural floor slab, a prestressed line (201) in the short span direction of the joist frame penetrates through a prestressed support pestle (3) and two ends of the prestressed line are hinged to the long side of a joist; one end of the short span direction prestress line (201) of the joist frame is directly hinged on the long side of the joist frame through a ring head bolt (10), and the other end of the short span direction prestress line is hinged on the long side of the joist frame through a connecting turn buckle bolt (11) and a ring head bolt (10) in sequence.

5. The pre-stressed bamboo-wood structural floor slab component integrated part of claim 1, characterized in that: in the long-span direction of a bamboo-wood structure floor beam frame (102), a secondary beam member is provided with a prestress wire hole, a sleeve is arranged in the wire hole, and a long-span direction prestress wire (202) of the beam frame sequentially penetrates through a plurality of secondary beam members and two ends of a prestress supporting pestle (3) to be hinged to the short side of the beam frame; one end of the beam frame long span direction prestress line (202) is directly hinged on the short side of the beam frame through a ring head bolt (10), and the other end is sequentially connected with a turn buckle (11) and the ring head bolt (10) and hinged on the short side of the beam frame.

6. The pre-stressed bamboo-wood structural floor slab component integrated part of claim 1, characterized in that: one side of the ring head of the turn-buckle bolt (11) is connected with the prestressed line (2), and one side of the hook head is connected with the ring head bolt (10).

7. The pre-stressed bamboo-wood structural floor slab component integrated part of claim 1, characterized in that: the top of the prestress supporting pestle (3) is hinged to the upper end and the lower end of a U-shaped joist of the joist frame through supporting pestle fixing bolts (301), and the prestress line bending moment value is adjusted through the supporting pestle fixing bolts (301) to generate elastic deformation; the prestress supporting pestle fixed at the upper end of the joist regulates a prestress line, and the prestress supporting pestle fixed at the lower end of the joist regulates the prestress line; the prestress line crosses a supporting pestle fixed pulley (302), and the height of the fixed pulley is adjusted by adjusting a supporting pestle prestress adjusting bolt (303).

8. A pre-stressed bamboo-wood structural floor component integrated part as claimed in claim 1, wherein: the prestressed line (2) is hinged with two adjacent parts through a ring head bolt, and two vertical prestressed lines are vertically arranged; the prestressed line (2) is made of prestressed steel strands, prestressed steel tows, finish-rolled deformed steel bars or FRP bars.

9. The pre-stressed bamboo-wood structural floor component integrated part of claim 2, wherein: the sealing cushion pad (4) is made of ethylene propylene diene monomer, butyl rubber, chloroprene rubber, nitrile rubber and silicon rubber.

10. The pre-stressed bamboo-wood structural floor component integrated part of claim 1, wherein: all the outer surfaces of the prestress supporting pestle (3), the ring head bolt (10) and the turn buckle (11) are galvanized.

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