CN217400100U

CN217400100U - Node of precast beam and precast slab

Info

Publication number: CN217400100U
Application number: CN202220896261.6U
Authority: CN
Inventors: 杨泽清
Original assignee: Shanghai Port City Construction And Installation Engineering Co ltd
Current assignee: Shanghai Port City Construction And Installation Engineering Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-09-09
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to the technical field of building engineering, a node of precast beam and precast slab is disclosed, including the precast beam main part and be located precast beam main part top both sides and be the precast slab main part that the level set up, two accepting grooves that supply precast slab main part tip to put into are seted up to the up end bilateral symmetry of precast beam main part, and the up end mid-mounting of precast beam main part has the reinforcement template of mobile lift, is provided with a plurality of stay bolts that run through and connect precast beam main part, precast slab main part and reinforcement template on the reinforcement template. This precast beam and precast slab's node can utilize and accept the groove and come to support the precast slab main part, has reduced the erectting of terminal surface support under the precast slab main part, and labour saving and time saving practices thrift the cost, does benefit to the environmental protection, and simultaneously, deuterogamy reinforcing template comes to further consolidate the precast slab main part with split bolt, has not only improved fixed effect, and does benefit to the direct concreting, and easy operation has improved work efficiency.

Description

Node of precast beam and precast slab

Technical Field

The application relates to the technical field of constructional engineering, in particular to a node of a precast beam and a precast slab.

Background

The assembly type frame structure can greatly improve the construction capacity and the construction speed, save a large amount of labor force and ensure the construction quality. The connection mode in the assembly type frame structure system is the core problem of the structure, and is a weak link of the structure, and the safety and the reliability of the structure can be ensured only by reliably connecting the joint parts of the prefabricated parts.

At present, in the process of implementing the present application, the inventor finds that at least the following problems exist in the technology, when the existing precast beam and precast slab are connected, a large number of supports need to be erected under the precast slab, so that the construction period is long, and the construction cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a node of precast beam and precast slab to put forward among the above-mentioned background art when current precast beam and precast slab are being connected, need erect a large amount of supports under the precast slab, not only the problem that wastes time and energy.

In order to achieve the above purpose, the present application provides the following technical solutions: including precast beam main part and be located precast slab main part top both sides and be the horizontal setting, two accepting grooves that supply precast slab main part tip to put into are seted up to the up end bilateral symmetry of precast beam main part, and the up end mid-mounting of precast beam main part has the reinforcing template of mobile lift, is provided with a plurality of stay bolts that run through and connect precast beam main part, precast slab main part and reinforcing template on the reinforcing template.

Through the technical scheme, the bearing groove can be utilized to support the prefabricated plate main body, erection of end face support under the prefabricated plate main body is reduced, time and labor are saved, cost is saved, environmental protection is facilitated, meanwhile, the reinforcing template is matched again, the prefabricated plate main body is further reinforced through the split bolts, the fixing effect is improved, direct pouring of concrete is facilitated, operation is simple, and working efficiency is improved.

Preferably, the receiving groove is an L-shaped groove body opened on both sides of the upper end surface of the precast beam main body, and the lower end of the edge of the precast slab main body is embedded into the receiving groove.

Through the technical scheme, the bearing groove can support the prefabricated plate main body, and the L-shaped structure also has a certain positioning function, so that other supports are prevented from being erected on the lower end face of the prefabricated plate main body as much as possible.

Preferably, the lower end faces of the two edges of the reinforced template are respectively matched with the two bearing grooves to form a clamping mechanism for clamping the edge of the prefabricated plate main body.

Through above-mentioned technical scheme, the reinforcement template with accept the groove cooperation, can further consolidate the prefabricated plate main part, do benefit to and improve fixed effect.

Preferably, the middle part of the upper end face of the reinforcing template is provided with a plurality of pouring holes for pouring concrete.

Through the technical scheme, the arrangement of the pouring holes enables the reinforcing template to be clamped and fixed on the precast slab main body in cooperation with the receiving grooves, concrete can be conveniently poured by workers directly on reserved parts among the precast beam main body, the precast slab main body and the reinforcing template, the template does not need to be additionally arranged, and the use is convenient.

Preferably, a plurality of limiting grooves are formed in the top of the precast beam main body, a plurality of vertical movable shafts are fixed in the middle of the lower end face of the reinforcing template corresponding to the limiting grooves, and the movable shafts are inserted into the corresponding limiting grooves.

Through the technical scheme, the reinforcing template is movably mounted at the top of the precast beam main body through the movable insertion of the movable shaft and the limiting groove, so that precast slab main bodies of different specifications can be mounted between the reinforcing template and the precast beam main body, and the application range is wide.

Preferably, the lower end of the movable shaft is provided with an anti-falling lug, and the anti-falling lug is clamped into the limiting groove.

Through above-mentioned technical scheme, the setting of anticreep lug can avoid loose axle and spacing groove to break away from and lead to the reinforcing template to drop from the precast beam main part as far as possible to do benefit to the transportation.

Preferably, the split bolt comprises a screw rod and nuts positioned at two ends of the screw rod, and the prefabricated slab main body and the reinforcing template are respectively provided with a fastening through hole and a fastening hole for the screw rod to penetrate through.

Through the technical scheme, the split bolts are installed in a matched mode through the prefabricated plate main body and the holes correspondingly formed in the reinforcing templates.

Preferably, a plurality of accommodating grooves below the receiving groove are symmetrically formed in the two sides of the top of the precast beam main body, a nut is arranged on the upper end face of the reinforcing template in a matched mode at one end of the screw rod, the other end of the screw rod penetrates through the fastening hole and the fastening through hole and penetrates into the accommodating groove, and another nut is arranged at one end of the screw rod penetrating into the accommodating groove in a matched mode.

Through the technical scheme, the precast beam main body, the precast slab main body and the reinforced template are tightly connected through the screw and the nut, so that the fixing effect between the precast beam main body and the precast slab main body is improved.

To sum up, the technical effect and the advantage of this application: the prefabricated beam and prefabricated slab joint can support the prefabricated slab main body to a certain degree by virtue of the bearing grooves on the prefabricated beam main body, so that the adverse effect caused by a large number of supports erected below the prefabricated slab main body is avoided as much as possible, namely, time and labor are saved, the construction efficiency is improved, the resource waste is reduced, and the prefabricated beam and prefabricated slab joint is green and environment-friendly;

benefit from the setting of consolidating the template and to the stay bolt, can utilize the reinforcement template to consolidate being connected between precast beam main part and the precast slab main part to benefit from seting up of fastening hole, conveniently directly pour the concrete and need not additionally to set up the template, not only improved fixed effect, further improved work efficiency moreover, convenient to use.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic diagram of the internal structure of the present application;

FIG. 3 is a schematic structural view of the reinforced form of the present application;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 of the present application.

Description of the reference numerals:

1. prefabricating a beam main body; 101. a receiving groove; 2. a precast slab main body; 201. fastening through holes; 3. reinforcing the template; 301. pouring holes; 302. fastening holes; 4. a movable shaft; 401. an anti-drop bump; 5. a limiting groove; 6. oppositely pulling the bolts; 601. a screw; 602. a nut; 7. a containing groove.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all 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 application.

Referring to fig. 1 and 2, a node of precast beam and precast slab, including precast beam main part 1 and be located precast slab main part 2 that precast beam main part 1 top both sides and be the level setting, two preformed slab main part 101 of accepting that supply 2 tip of precast slab to put into have been seted up to precast beam main part 1's up end bilateral symmetry, it is specific, accept the L shape cell body of groove 101 for seting in precast beam main part 1's up end both sides, the groove 101 is accepted in the embedding of precast slab main part 2's edge lower extreme, make precast beam main part 1 can support and simple location precast slab main part 2, thereby avoid setting up other supports at precast slab main part 2's lower terminal surface as far as possible, time saving and labor saving, and cost saving does benefit to the environmental protection.

Meanwhile, referring to fig. 2 and 3, the upper top of the precast beam main body 1 is provided with a reinforcing template 3, specifically, a plurality of limiting grooves 5 are formed in the top of the precast beam main body 1, a plurality of vertical movable shafts 4 are fixed in the middle of the lower end face of the reinforcing template 3 corresponding to the limiting grooves 5, and the movable shafts 4 are inserted into the corresponding limiting grooves 5, so that the reinforcing template 3 can be installed on the top of the precast beam main body 1 in a lifting manner, and the lower ends of the movable shafts 4 are provided with anti-falling bumps 401, the anti-falling bumps 401 are clamped into the limiting grooves 5, thereby preventing the movable shafts 4 from being separated from the limiting grooves 5 to cause the reinforcing template 3 to fall off from the precast beam main body 1 as much as possible, and facilitating transportation.

Referring to fig. 2 and 4, the lower end surfaces of two edges of the reinforced template 3 are respectively matched with the two receiving grooves 101 to form a clamping mechanism for clamping the edges of the prefabricated plate main body 2, the prefabricated plate main body 2 can be further reinforced, the improvement of the fixing effect is facilitated, a plurality of pouring holes 301 for pouring concrete are formed in the middle of the upper end surface of the reinforced template 3, concrete is conveniently poured by workers directly on the prefabricated beam main body 1, the prefabricated plate main body 2 and the reserved part between the reinforced templates 3, templates do not need to be additionally arranged, and the use is convenient.

Meanwhile, a plurality of split bolts 6 penetrating through and connecting the precast beam main body 1, the precast slab main body 2 and the reinforced formwork 3 are arranged on the reinforced formwork 3, each split bolt 6 comprises a screw 601 and nuts 602 positioned at two ends of the screw 601, and fastening through holes 201 and fastening holes 302 for the screws 601 to penetrate through are respectively formed in the precast slab main body 2 and the reinforced formwork 3.

During specific implementation, a plurality of accommodating grooves 7 located below the receiving groove 101 are symmetrically formed in two sides of the top of the precast beam main body 1, one end of the screw 601 is arranged on the upper end face of the reinforced template 3 and is matched with one nut 602, the other end of the screw 601 penetrates through the fastening hole 302 and the fastening through hole 201 and penetrates into the accommodating groove 7, and one end of the screw 601 penetrating into the accommodating groove 7 is matched with the other nut 602, so that the precast beam main body 1, the precast slab main body 2 and the reinforced template 3 can be fastened and connected through the split bolt 6, and the fixing effect between the precast beam main body 1 and the precast slab main body 2 is improved.

The theory of operation, this node of precast beam and precast slab, during the use, the edge of precast slab main part 2 is supported and simple location to accepting groove 101 on usable precast beam main part 1 to can avoid setting up the wasting of resources that a large amount of supports and caused in the below of precast slab main part 2 as far as possible, influence such as adverse later stage environment, labour saving and time saving promptly does benefit to and improves the efficiency of construction, reduces the wasting of resources, green.

Meanwhile, after the precast beam main body 1 and the precast slab main body 2 are supported, the reinforced template 3 can be arranged on the precast slab main body 2, at the moment, the precast beam main body 1, the precast slab main body 2 and the reinforced template 3 can be fixedly connected through the split bolts 6, the pouring hole 301 formed in the reinforced template 3 is matched, the concrete can be conveniently and directly poured without additionally arranging a template, the space among the precast beam main body 1, the precast slab main body 2 and the reinforced template 3 can be directly poured, compared with the traditional common pouring connection, the structure greatly improves the fixing effect between the precast beam main body 1 and the precast slab main body 2, and the use is convenient.

Finally, it should be noted that: although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or some features may be replaced with equivalents, and any modifications, equivalents, improvements, etc. that fall within the spirit and scope of the present application are intended to be covered by the present application.

Claims

1. The utility model provides a precast beam and precast slab's node, includes precast beam main part (1) and is located precast slab main part (2) that precast beam main part (1) top both sides just are the horizontal setting, its characterized in that: the prefabricated beam comprises a prefabricated beam body (1), and is characterized in that two bearing grooves (101) for placing the end parts of the prefabricated beam body (2) are symmetrically formed in two sides of the upper end surface of the prefabricated beam body (1), a movable lifting reinforcing template (3) is arranged in the middle of the upper end surface of the prefabricated beam body (1), and a plurality of split bolts (6) penetrating through and connected with the prefabricated beam body (1), the prefabricated beam body (2) and the reinforcing template (3) are arranged on the reinforcing template (3).

2. A precast beam and precast slab joint according to claim 1, wherein: the bearing grooves (101) are L-shaped groove bodies arranged on two sides of the upper end face of the precast beam main body (1), and the lower ends of the edges of the precast slab main body (2) are embedded into the bearing grooves (101).

3. A precast beam and slab joint according to claim 2, wherein: the lower end faces of the two edges of the reinforced template (3) are respectively matched with the two bearing grooves (101) to form a clamping mechanism for clamping the edges of the precast slab main body (2).

4. A precast beam and slab joint according to claim 3, wherein: and the middle part of the upper end surface of the reinforced template (3) is provided with a plurality of pouring holes (301) for pouring concrete.

5. A precast beam and precast slab joint according to claim 1, wherein: a plurality of limiting grooves (5) are formed in the top of the precast beam main body (1), the middle of the lower end face of the reinforcing template (3) corresponds to the limiting grooves (5) and a plurality of vertical movable shafts (4) are fixed on the limiting grooves (5), and the movable shafts (4) are inserted into the corresponding limiting grooves (5).

6. A precast beam and precast slab joint according to claim 5, wherein: the lower end of the movable shaft (4) is provided with an anti-falling lug (401), and the anti-falling lug (401) is clamped into the limiting groove (5).

7. A precast beam and slab joint according to claim 1, wherein: the split bolt (6) comprises a screw rod (601) and nuts (602) located at two ends of the screw rod (601), and the precast slab main body (2) and the reinforced template (3) are respectively provided with a fastening through hole (201) and a fastening hole (302) for the screw rod (601) to penetrate through.

8. A precast beam and precast slab joint according to claim 7, wherein: a plurality of accommodating grooves (7) which are located below the bearing grooves (101) are symmetrically formed in two sides of the top of the precast beam main body (1), one end of the screw rod (601) is arranged on the upper end face of the reinforcing template (3) and matched with one nut (602), the other end of the screw rod (601) penetrates through the fastening hole (302) and the fastening through hole (201) and penetrates into the accommodating groove (7), and one end, penetrating into the accommodating groove (7), of the screw rod (601) is matched with the other nut (602).