CN214798668U

CN214798668U - Electric concealed piping mounting structure suitable for assembly type building construction

Info

Publication number: CN214798668U
Application number: CN202120924663.8U
Authority: CN
Inventors: 王文举; 于文琦; 廖家明; 陈旭
Original assignee: Jinan Sijian Group Intelligent Fire Engineering Co ltd
Current assignee: Jinan Sijian Group Intelligent Fire Engineering Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-19
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses an electrical concealed piping installation structure suitable for assembly type building construction, which comprises a PVC junction box, wherein the PVC junction box is a molded junction box, the end part of the PVC junction box is fixedly connected with a special-shaped connecting block, and the interior of the special-shaped connecting block is vertically and movably connected with a first reinforcing steel bar in a penetrating way; the floor slab prefabricated layer is manufactured in advance in a factory and then is transported to a construction site for assembly. This electric dark piping mounting structure suitable for assembly type construction, through the PVC terminal box that sets up, make this mounting structure can assemble electric dark piping at the fortune toward the building site after the mill prefabrication is accomplished, make the installation of electric dark piping more convenient, and the precision of improvement installation that can be very big, the cost of later stage maintenance has been reduced, through the hollow connecting pipe of PVC that sets up, in the block that makes electric dark piping body can be very light advances the PVC terminal box, through the special-shaped connecting block that sets up, make the PVC terminal box can be firmly and steady fix in the floor prefabrication layer.

Description

Electric concealed piping mounting structure suitable for assembly type building construction

Technical Field

The utility model relates to a construction technical field specifically is an electric concealed piping mounting structure suitable for assembly type construction.

Background

The electrical concealed piping generally refers to electrical piping of concealed piping, and has wide application in building construction, the fabricated type generally refers to that a floor part is prefabricated, a wall part adopts a cast-in-place wall body or a filler wall on site, part or all components of a building are divided into a plurality of units, the prefabrication is completed in a factory, then the units are transported to a construction site, and the components are assembled in a reliable connection mode, the general electrical concealed piping installation structure is not suitable for being used with the fabricated type building, the common installation method of the electrical concealed piping is that electric wire conduits are directly connected by glue, the electric wire conduits of a lintel plate are reserved by tapping devices, pipe openings are blocked by adhesive tapes, the installation structure enables the installation precision to be difficult to guarantee, the engineering quality and the speed are influenced, the later maintenance cost is increased, and meanwhile, the general electrical concealed piping installation structure does not have a protection structure, the mounting structure is made to possibly cause concrete to flow into the mounting structure when prefabrication and pouring, so that the inside of the mounting structure is damaged, great inconvenience is brought to subsequent connection and wiring operations of the mounting structure, and certain use defects exist.

In order to solve the problems, innovative design is urgently needed on the basis of the original mounting structure of the electrical concealed piping.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric concealed piping mounting structure suitable for assembly type structure construction to what put forward in solving above-mentioned background art is not suitable for in the assembly type structure and does not have protective structure's problem.

In order to achieve the above object, the utility model provides a following technical scheme: an electrical concealed piping installation structure suitable for prefabricated building construction, comprising:

the PVC terminal box is an 86-type terminal box, the end part of the PVC terminal box is fixedly connected with a special-shaped connecting block, and a first steel bar is vertically and movably connected in the special-shaped connecting block in a penetrating mode;

the floor slab prefabricated layer is manufactured in advance in a factory and then is transported to a construction site for assembly, the floor slab prefabricated layer is fixedly connected to the outside of the PVC junction box, the end part of the PVC junction box vertically penetrates through and is fixedly connected with a PVC hollow connecting pipe, a clamping groove is formed in the end part of the PVC hollow connecting pipe, a PVC solid pipe is clamped and connected in the clamping groove, and a foam filler is movably arranged in the PVC junction box;

and the electrical hidden pipe body is clamped and connected inside the PVC hollow connecting pipe, the end part of the electrical hidden pipe body is connected with the inside of the PVC junction box, the beam is avoided as much as possible by the electrical hidden pipe body, and if unavoidable, a part with small shearing force and stress intersection in the beam is selected to pass through.

Preferably, the inner wall swing joint of PVC terminal box has annular limiting plate, and the top fixedly connected with apron of annular limiting plate to the bottom of apron and the top swing joint of PVC terminal box.

Preferably, the cover plate and the PVC junction box form a clamping structure through the annular limiting plate, and the external size of the annular limiting plate is completely matched with the internal size of the PVC junction box.

Preferably, the top fixedly connected with floor cast-in-place layer on floor prefabricated layer, and the inside fixed mounting on floor cast-in-place layer has the second reinforcing bar, and the second reinforcing bar passes through floor cast-in-place layer and constitutes integrated structure with floor prefabricated layer in addition to the top fixedly connected with of floor cast-in-place layer mixes the mortar screed-coat futilely, and the top of PVC terminal box apart from the height of dry mixing the mortar screed-coat top is 100mm moreover.

Preferably, the number of first reinforcing bar is three, and three first reinforcing bar is triangle-shaped concatenation to three first reinforcing bar is tied up fixedly through the iron wire.

Compared with the prior art, the beneficial effects of the utility model are that: the electric concealed piping installation structure suitable for the assembly type building construction;

1. the PVC connecting box is arranged, the electrical concealed piping installation structure consisting of the PVC hollow connecting pipe and the special-shaped connecting block can be used for assembling the electrical concealed piping after the electrical concealed piping installation structure is prefabricated in a factory and transported to a construction site, the electrical concealed piping installation is more convenient, the installation accuracy can be greatly improved, the later maintenance cost is reduced, the electrical concealed piping body can be very easily clamped into the PVC connecting box through the arranged PVC hollow connecting pipe, and the PVC connecting box can be firmly and stably fixed in a floor prefabricated layer through the arranged special-shaped connecting block;

2. be provided with the foam filling layer, the protective structure that PVC solid pipe and apron are constituteed, foam filling layer through setting up, make the workman when watering the floor prefabricated layer to the PVC terminal box, the inside that the PVC terminal box can not be got into in the bottom and the gap of PVC terminal box can not be followed to the concrete, through the PVC solid pipe that sets up, make the concrete can not get into in the hollow connecting pipe of PVC, and then made things convenient for the installation of electrical concealed piping body, through the apron that sets up, make the workman concrete can not get into in the PVC terminal box from the top when watering the cast-in-place layer of floor and dry-mixed mortar screed-coat, and then play certain protection effect to electrical concealed piping body.

Drawings

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

FIG. 2 is a schematic view of the structural connection between the floor precast layer and the floor cast-in-place layer of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the structure of the PVC junction box in a top view.

In the figure: 1. a PVC junction box; 2. a special-shaped connecting block; 3. a first reinforcing bar; 4. a floor slab prefabrication layer; 5. an annular limiting plate; 6. a cover plate; 7. PVC hollow connecting pipes; 8. a card slot; 9. a PVC solid tube; 10. a foam filler; 11. an electrical concealed piping body; 12. a second reinforcing bar; 13. a floor cast-in-place layer; 14. dry-mixed mortar leveling layer; 15. and (4) iron wires.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an electrical concealed piping installation structure suitable for prefabricated building construction, comprising: the system comprises a PVC junction box 1, a special-shaped connecting block 2, a first reinforcing steel bar 3, a floor slab prefabricated layer 4, an annular limiting plate 5, a cover plate 6, a PVC hollow connecting pipe 7, a clamping groove 8, a PVC solid pipe 9, a foam filler 10, an electrical concealed piping body 11, a second reinforcing steel bar 12, a floor slab cast-in-place layer 13, a dry-mixed mortar leveling layer 14 and an iron wire 15;

the PVC connecting box comprises a PVC connecting box 1 which is an 86-type connecting box, wherein the end part of the PVC connecting box 1 is fixedly connected with a special-shaped connecting block 2, and a first steel bar 3 vertically penetrates through the interior of the special-shaped connecting block 2 in a movable connection manner;

the floor slab prefabricated layer 4 is manufactured in advance in a factory and then is transported to a construction site for assembly, the floor slab prefabricated layer 4 is fixedly connected to the outside of the PVC junction box 1, the end part of the PVC junction box 1 vertically penetrates through and is fixedly connected with a PVC hollow connecting pipe 7, a clamping groove 8 is formed in the end part of the PVC hollow connecting pipe 7, a PVC solid pipe 9 is clamped and connected in the clamping groove 8, and a foam filler 10 is movably installed in the PVC junction box 1;

and an electrical concealed piping body 11 which is connected to the inside of the PVC hollow connection pipe 7 in a snap-fit manner, wherein the end of the electrical concealed piping body 11 is connected to the inside of the PVC terminal box 1, and the electrical concealed piping body 11 is selected so as to avoid the beam as much as possible, and so as to pass through a portion of the beam which is subjected to a small amount of shear force or stress, if unavoidable.

The inner wall of the PVC junction box 1 is movably connected with an annular limiting plate 5, the top of the annular limiting plate 5 is fixedly connected with a cover plate 6, the bottom of the cover plate 6 is movably connected with the top of the PVC junction box 1, and the cover plate 6 is movably connected with the PVC junction box 1, so that the foam filler 10 in the PVC junction box 1 is convenient for workers to take out and install;

the cover plate 6 and the PVC junction box 1 form a clamping structure through the annular limiting plate 5, the external size of the annular limiting plate 5 is completely matched with the internal size of the PVC junction box 1, and gaps between the cover plate 6 and the PVC junction box 1 are less through the cover plate 6 and the PVC junction box 1 which are arranged into the clamping structure;

the top of the floor precast layer 4 is fixedly connected with a floor cast-in-place layer 13, a second steel bar 12 is fixedly installed inside the floor cast-in-place layer 13, the second steel bar 12 and the floor precast layer 4 form an integrated structure through the floor cast-in-place layer 13, the top of the floor cast-in-place layer 13 is fixedly connected with a dry-mixed mortar leveling layer 14, the height from the top of the PVC junction box 1 to the top of the dry-mixed mortar leveling layer 14 is 100mm, and the firmness of the floor is better through the second steel bar 12 and the floor precast layer 4 which are arranged into the integrated structure;

the quantity of first reinforcing bar 3 is three, and three first reinforcing bar 3 is the triangle-shaped concatenation to three first reinforcing bar 3 ties up fixedly through iron wire 15, makes PVC terminal box 1 can balance and firm the installation on first reinforcing bar 3.

The working principle is as follows: when the electrical concealed tubing installation structure suitable for assembly type building construction is used, according to the figures 1, 2, 3 and 4, the first steel bars 3 penetrate through the special-shaped connecting blocks 2 to preliminarily fix the PVC connecting box 1, then the first steel bars 3 are connected in pairs through the iron wires 15, then the floor precast layers 4 are poured with concrete, and after the floor precast layers are precast, the floor is transported to a construction site to splice the floor through the connecting structures;

according to the figures 1, 2, 3 and 4, after the floor slab is spliced, a PVC solid pipe 9 is grasped and pulled out of a PVC hollow connecting pipe 7, then a cover plate 6 is grasped and lifted, so that an annular limiting plate 5 is separated from a PVC junction box 1, then a foam filler 10 is taken out, the cover plate 6 is covered after being taken out, then an electric concealed pipe body 11 is inserted into the PVC hollow connecting pipe 7 through a clamping groove 8, a circuit is laid in the electric concealed pipe body 11, then a second reinforcing steel bar 12 is erected at the top of the PVC junction box 1, a floor slab cast-in-place layer 13 is poured into the second reinforcing steel bar 12, a professional electrician is required to nurse when the floor slab cast-in-place layer 13 is poured, the phenomena of damage and displacement are prevented, the damaged line pipe is repaired, the place where the binding is not in place is reinforced, the pouring is safer, and the situation that follow-up maintenance is required is avoided, and finally, pouring a dry-mixed mortar leveling layer 14 on the top of the cast-in-place layer 13 of the floor slab to complete the installation of the electrical concealed piping.

Those not described in detail in this specification are within the skill of the art.

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. An electrical concealed piping installation structure suitable for prefabricated building construction, comprising:

the PVC connecting box comprises a PVC connecting box (1) which is an 86-type connecting box, wherein the end part of the PVC connecting box (1) is fixedly connected with a special-shaped connecting block (2), and a first steel bar (3) vertically penetrates through the interior of the special-shaped connecting block (2) in a movable connection mode;

the floor slab prefabricated layer (4) is manufactured in advance in a factory and then is transported to a construction site for assembly, the floor slab prefabricated layer (4) is fixedly connected to the outer portion of the PVC junction box (1), the end portion of the PVC junction box (1) vertically penetrates through and is fixedly connected with a PVC hollow connecting pipe (7), a clamping groove (8) is formed in the end portion of the PVC hollow connecting pipe (7), a PVC solid pipe (9) is connected to the inner portion of the clamping groove (8) in a clamping mode, and a foam filler (10) is movably mounted in the PVC junction box (1);

and the electrical concealed piping body (11) is clamped and connected inside the PVC hollow connecting pipe (7), the end part of the electrical concealed piping body (11) is connected with the inside of the PVC junction box (1), and the electrical concealed piping body (11) is required to avoid the beam as much as possible, and if unavoidable, the part of the beam, which is subjected to small shearing force and small stress, is required to pass through.

2. The electrical concealed piping installation structure suitable for prefabricated building construction according to claim 1, wherein: the inner wall swing joint of PVC terminal box (1) has annular limiting plate (5), and the top fixedly connected with apron (6) of annular limiting plate (5) to the bottom of apron (6) and the top swing joint of PVC terminal box (1).

3. The electrical concealed piping installation structure suitable for prefabricated building construction according to claim 2, wherein: the cover plate (6) and the PVC junction box (1) form a clamping structure through the annular limiting plate (5), and the external size of the annular limiting plate (5) is completely matched with the internal size of the PVC junction box (1).

4. The electrical concealed piping installation structure suitable for prefabricated building construction according to claim 1, wherein: the cast-in-place floor layer (13) of top fixedly connected with of floor prefabricated layer (4), and the inside fixed mounting of cast-in-place floor layer (13) has second reinforcing bar (12), and second reinforcing bar (12) constitute integrated structure through cast-in-place floor layer (13) and floor prefabricated layer (4), and the top fixedly connected with of cast-in-place floor layer (13) mixes mortar screed-coat (14) futilely, and the top of PVC terminal box (1) apart from mixing mortar screed-coat (14) top highly is 100mm futilely.

5. The electrical concealed piping installation structure suitable for prefabricated building construction according to claim 1, wherein: the quantity of first reinforcing bar (3) is three, and three first reinforcing bar (3) are the triangle-shaped concatenation to three first reinforcing bar (3) are tied up fixedly through iron wire (15).