CN215671031U

CN215671031U - Post-cast strip PVC pipe plain concrete support system

Info

Publication number: CN215671031U
Application number: CN202120338813.7U
Authority: CN
Inventors: 赖木火; 林桃生; 陈景镇; 杨静; 林凤英; 卢榕铖; 刘月霞
Original assignee: China Construction Fourth Engineering Division Corp Ltd; China Construction Fourth Engineering Bureau Construction and Development Co Ltd
Current assignee: China Construction Fourth Engineering Division Corp Ltd; China Construction Fourth Engineering Bureau Construction and Development Co Ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2022-01-28
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a post-cast strip PVC pipe plain concrete supporting system, relates to the technical field of house building engineering construction, and aims to solve the problems that a traditional post-cast strip supporting system in the prior art is long in supporting period and high in material lease cost, and is prone to causing infirm post-cast strip supporting, insufficient bearing capacity and weak supporting. The utility model discloses a roof structure, including roof template, first PVC pipe die, roof template and second PVC pipe, the structure roof beam stirrup is installed in the outside of structure roof beam, and structure roof beam stirrup fixed connection, first PVC pipe die is installed to the below that first PVC pipe supported, and first PVC pipe die supports and first PVC pipe die fixed connection, first PVC pipe die runs through first PVC pipe and supports, the below of roof template is provided with structure board end muscle, the below of roof template is installed second PVC pipe and is supported, and roof template and second PVC pipe support fixed connection.

Description

Post-cast strip PVC pipe plain concrete support system

Technical Field

The utility model relates to the technical field of building construction engineering construction, in particular to a post-cast strip PVC pipe plain concrete supporting system.

Background

The post-cast strip is a concrete strip reserved at corresponding positions of a foundation slab, a wall and a beam according to design or construction specification requirements for preventing harmful cracks possibly generated by uneven self-contraction or uneven settlement of a cast-in-place reinforced concrete structure in the building construction, the post-cast strip temporarily divides the structure into a plurality of parts, construction joint concrete is cast after a plurality of times of internal contraction of the member, the structure is connected into an integral zone, when the casting time of the post-cast strip is proper to select low temperature, concrete mixed with trace aluminum powder in the cement or the cement can be cast, the strength grade of the concrete is higher than that of the member, cracks between new and old concrete are prevented, and weak parts are formed.

However, the rear support system made of traditional steel pipes, fasteners, battens, bearing plates and the like has long support period and high material lease cost, is easy to cause the conditions of insecure support of a post-cast strip, insufficient bearing capacity and weak support, needs to be repaired at the later stage once cracking occurs, causes rework treatment, wastes time and labor, and further causes various problems of delayed construction progress, increased construction cost and the like; therefore, the market urgently needs to develop a post-cast strip PVC pipe plain concrete supporting system to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a post-cast strip PVC pipe plain concrete supporting system, and aims to solve the problems that the traditional post-cast strip supporting system provided in the background art is long in supporting period and high in material lease expense, and is prone to causing infirm post-cast strip supporting, insufficient bearing capacity and weak supporting.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a plain concrete support system of post-cast strip PVC pipe, includes structure roof beam and roof template, the structure roof beam stirrup is installed in the outside of structure roof beam, and structure roof beam stirrup fixed connection, first PVC pipe support is installed to the below of structure roof beam, and structure roof beam and first PVC pipe support fixed connection, first PVC pipe die is installed to the below that first PVC pipe supported, and first PVC pipe supports and first PVC pipe die fixed connection, first PVC pipe die runs through first PVC pipe support, the below of roof template is provided with structure board end muscle, second PVC pipe support is installed to the below of roof template, and roof template and second PVC pipe support fixed connection, second PVC pipe die is installed to the below that second PVC pipe supported, and second PVC pipe support and second PVC pipe die fixed connection, second PVC pipe die runs through the second PVC pipe support.

Preferably, the outside of first PVC pipe die is provided with the reinforcement square steel, and consolidates square steel quantity and be provided with four, consolidate the square steel and set up in the below of structural beam stirrup, the outside of consolidating the square steel is provided with the reinforcement iron wire, and consolidates the square steel and pass through reinforcement iron wire fixed connection with first PVC pipe die.

Preferably, the elastic rubber block is installed on one side of the reinforcing square steel, the reinforcing square steel and the elastic rubber block are fixedly connected through a bolt, first bottom plugging mortar is arranged inside the first PVC pipe die, and the first bottom plugging mortar is arranged at the bottom of the first PVC pipe die.

Preferably, the outside of first PVC pipe die is provided with the reinforcement plywood subassembly, and the reinforcement plywood subassembly sets up in the bottom of first PVC pipe die, the internally mounted of first PVC pipe die has fixed iron nail.

Preferably, the second bottom plugging mortar is arranged in the second PVC pipe die, the second bottom plugging mortar is arranged at the bottom of the second PVC pipe die, and the first through hole and the second through hole are respectively formed in the top plate template.

Preferably, the first through hole is communicated with a first PVC pipe die, second top plugging mortar is arranged inside the first through hole, the second through hole is communicated with a second PVC pipe die, and first top plugging mortar is arranged inside the second through hole.

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

1. the utility model discloses a through the setting of first PVC pipe die and second PVC pipe die, replace the steel pipe of back support system through PVC pipe plain concrete post, the dish is detained, pre-buried PVC pipe when the template is set up to the roof, the shaping is once pour, thereby the phenomenon that traditional post-cast strip support system imaginary support has been solved, the post-cast strip fracture that has significantly reduced, and the operation is thus simple, it saves labour and time, the crack of structural slab has been reduced, a series of problems that the seepage risk caused lead to doing over again's risk has been reduced, the cost is reduced, good actual work efficiency income and economic benefits have been brought.

2. The utility model discloses a setting through the elastic glue piece sets up one deck elastic glue piece on consolidating the square steel, when consolidating the square steel and strengthening the PVC pipe die, the elastic glue piece can slow down the too big effort of consolidating the square steel, prevents that the PVC pipe die from receiving great effort and producing the deformation damage, has improved the security of PVC pipe die.

Drawings

FIG. 1 is a schematic structural view of a post-cast strip PVC pipe plain concrete support system of the present invention;

FIG. 2 is a schematic cross-sectional view A-A of the present invention;

FIG. 3 is a schematic cross-sectional view of B-B of the present invention;

FIG. 4 is an enlarged schematic view of region F of the present invention;

FIG. 5 is a schematic cross-sectional view of C-C of the present invention;

FIG. 6 is a schematic cross-sectional view of D-D of the present invention;

FIG. 7 is a schematic cross-sectional view of E-E of the present invention.

In the figure: 1. a structural beam; 2. a top plate template; 3. bottom ribs of the structural slab; 4. a structural beam stirrup; 5. a first PVC pipe support; 6. a first PVC pipe die; 7. reinforcing square steel; 8. reinforcing the iron wire; 9. reinforcing the plywood assembly; 10. a second PVC pipe support; 11. a second PVC pipe die; 12. a first through hole; 13. a second through hole; 14. first top plugging mortar; 15. second top plugging mortar; 16. an elastic rubber block; 17. fixing the iron nail; 18. first bottom plugging mortar; 19. and blocking mortar at the second bottom.

Detailed Description

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

Referring to fig. 1-7, an embodiment of the present invention is shown: a post-cast strip PVC pipe plain concrete supporting system comprises a structural beam 1 and a top plate template 2, structural beam stirrups 4 are arranged on the outer side of the structural beam 1, and the structural beam 1 is fixedly connected with the structural beam stirrup 4, a first PVC pipe support 5 is arranged below the structural beam 1, and the structural beam 1 is fixedly connected with a first PVC pipe support 5, a first PVC pipe die 6 is arranged below the first PVC pipe support 5, and the first PVC pipe support 5 is fixedly connected with the first PVC pipe die 6, the first PVC pipe die 6 penetrates through the first PVC pipe support 5, the structural slab bottom rib 3 is arranged below the top slab template 2, the second PVC pipe support 10 is arranged below the top slab template 2, the top plate template 2 is fixedly connected with a second PVC pipe support 10, a second PVC pipe die 11 is arranged below the second PVC pipe support 10, and the second PVC pipe support 10 is fixedly connected with the second PVC pipe die 11, and the second PVC pipe die 11 penetrates through the second PVC pipe support 10.

Further, the outside of first PVC pipe die 6 is provided with reinforcement square steel 7, and reinforcement square steel 7 quantity is provided with four, reinforcement square steel 7 sets up in the below of structural beam stirrup 4, the outside of reinforcing square steel 7 is provided with reinforcement iron wire 8, and reinforcement square steel 7 and first PVC pipe die 6 are through reinforcing iron wire 8 fixed connection, the outside of second PVC pipe die 11 also is provided with reinforcement square steel 7, wherein reinforce square steel 7 and adopt 50 x 50 mm's square steel, reinforce the setting of iron wire 8, make reinforcement square steel 7 can fix first PVC pipe die 6 and second PVC pipe die 11.

Further, one side of consolidating square steel 7 is installed and is had elastic rubber block 16, and consolidates square steel 7 and passes through bolt fixed connection with elastic rubber block 16, and the inside of first PVC pipe die 6 is provided with first bottom shutoff mortar 18, and first bottom shutoff mortar 18 sets up in the bottom of first PVC pipe die 6, and elastic rubber block 16's setting can slow down and consolidate the too big effort of square steel 7, prevents that the PVC pipe die from receiving great effort and producing the deformation damage.

Further, the outside of first PVC pipe die 6 is provided with reinforcement plywood subassembly 9, and reinforcement plywood subassembly 9 sets up in the bottom of first PVC pipe die 6, and the internally mounted of first PVC pipe die 6 has fixed iron nail 17, and reinforcement plywood subassembly 9 adopts the plywood of 18mm thickness to constitute.

Further, the inside of second PVC pipe die 11 is provided with second bottom shutoff mortar 19, and second bottom shutoff mortar 19 sets up in the bottom of second PVC pipe die 11, and the inside of roof template 2 is provided with first through-hole 12 and second through-hole 13 respectively, and the diameter of first through-hole 12 and second through-hole 13 is the same with the internal diameter of first PVC pipe die 6 and second PVC pipe die 11 respectively.

Further, first through-hole 12 and first PVC pipe die 6 intercommunication, the inside of first through-hole 12 is provided with second top shutoff mortar 15, second through-hole 13 and second PVC pipe die 11 intercommunication, the inside of second through-hole 13 is provided with first top shutoff mortar 14, the setting of second top shutoff mortar 15 and first top shutoff mortar 14 can prevent to have debris to enter into the inside of first PVC pipe die 6 and second PVC pipe die 11 before pouring.

The working principle is as follows: when in use, the construction is prepared: before the installation of PVC pipe, need to process first PVC pipe die 6 and second PVC pipe die 11 in advance, should guarantee that first PVC pipe die 6 and 11 incisions of second PVC pipe die are level and smooth, crackle-free, and first PVC pipe die 6 and 11 length of second PVC pipe die need be decided according to the required length of on-the-spot actual scene, should consider the concrete protective layer thickness of basement floor, under-beam headroom, chisel hair degree of depth, roof beam and board, the template trompil: when 2 trompils of roof template, should use the hole digger to go on, guarantee that the size of opening first through-hole 12 and second through-hole 13 is circular with the pipe diameter assorted of PVC pipe, PVC pipe installation, calibration, fixed: the first PVC pipe die 6 and the second PVC pipe die 11 are calibrated and fixed, so that the verticality deviation of the first PVC pipe die 6 and the second PVC pipe die 11 meets the requirement that the axes of the independent columns of the first PVC pipe die 6 and the second PVC pipe die 11 are pressed, the first PVC pipe die 6 and the second PVC pipe die 11 are firm and reliable when concrete is poured, the diameter of the selected PVC pipe is 200mm, the PVC pipe is used for chiseling concrete at the lower opening of the PVC pipe to coarse aggregate before installation, the concrete is fully contacted with bottom plate concrete during later concrete pouring, the effect of stable support is achieved, the first PVC pipe die 6 and the second PVC pipe die 11 are poured before a beam steel rib plate is pricked, plain concrete is guaranteed to be supported below a structural beam stirrup 4, the first through hole 12 at the beam and plate opening position and the intersection of the second through hole 13 and the pipe die are blocked by mortar before the first PVC pipe die 6 and the second PVC pipe die 11 are poured, and the lower opening and the position of the pipe die are also blocked by mortar, pouring concrete: the pouring of plain concrete post-cast strip support should be carried out before the lashing of beam slab reinforcing steel bars, the grade of the concrete should be the same as that of the beam slab, the insertion of a vibrating bar is strictly forbidden during the pouring, the concrete vibration is carried out inside the first PVC pipe die 6 and the second PVC pipe die 11, special workers need to be arranged to monitor the pipe dies in a basement during the pouring, if the phenomena of inclination, displacement and the like occur in the pouring process, the phenomena need to be immediately processed, a rubber hammer is applied to knock the pipe wall during the pouring, the force is not too high, two workers should be arranged to knock opposite sides of the PVC pipes, and the column body of the support column is marked after the concrete pouring is finished.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a plain concrete support system of post-cast strip PVC pipe, includes structural beam (1) and roof template (2), its characterized in that: the structure beam comprises a structure beam (1), a structure beam stirrup (4) is installed on the outer side of the structure beam (1), the structure beam (1) is fixedly connected with the structure beam stirrup (4), a first PVC pipe support (5) is installed below the structure beam (1), the structure beam (1) is fixedly connected with the first PVC pipe support (5), a first PVC pipe die (6) is installed below the first PVC pipe support (5), the first PVC pipe support (5) is fixedly connected with the first PVC pipe die (6), the first PVC pipe die (6) penetrates through the first PVC pipe support (5), a structure plate bottom rib (3) is arranged below the top plate template (2), a second PVC pipe support (10) is installed below the top plate template (2), the top plate template (2) is fixedly connected with the second PVC pipe support (10), a second PVC pipe die (11) is installed below the second PVC pipe support (10), and the second PVC pipe support (10) is fixedly connected with the second PVC pipe die (11), and the second PVC pipe die (11) penetrates through the second PVC pipe support (10).

2. The post-cast strip PVC pipe plain concrete support system according to claim 1, characterized in that: the outside of first PVC pipe die (6) is provided with consolidates square steel (7), and consolidates square steel (7) quantity and be provided with four, consolidate square steel (7) and set up in the below of structural beam stirrup (4), the outside of consolidating square steel (7) is provided with consolidates iron wire (8), and consolidates square steel (7) and passes through consolidating iron wire (8) fixed connection with first PVC pipe die (6).

3. The post-cast strip PVC pipe plain concrete support system according to claim 2, characterized in that: the reinforced plastic pipe is characterized in that an elastic rubber block (16) is installed on one side of the reinforced square steel (7), the reinforced square steel (7) is fixedly connected with the elastic rubber block (16) through a bolt, first bottom plugging mortar (18) is arranged inside the first PVC pipe die (6), and the first bottom plugging mortar (18) is arranged at the bottom of the first PVC pipe die (6).

4. The post-cast strip PVC pipe plain concrete support system according to claim 1, characterized in that: the outside of first PVC pipe die (6) is provided with consolidates plywood subassembly (9), and consolidates plywood subassembly (9) and set up in the bottom of first PVC pipe die (6), the internally mounted of first PVC pipe die (6) has fixed iron nail (17).

5. The post-cast strip PVC pipe plain concrete support system according to claim 1, characterized in that: the inner portion of the second PVC pipe die (11) is provided with second bottom plugging mortar (19), the second bottom plugging mortar (19) is arranged at the bottom of the second PVC pipe die (11), and the inner portion of the top plate template (2) is provided with a first through hole (12) and a second through hole (13) respectively.

6. The post-cast strip PVC pipe plain concrete support system according to claim 5, characterized in that: the PVC pipe mould is characterized in that the first through hole (12) is communicated with the first PVC pipe mould (6), second top plugging mortar (15) is arranged inside the first through hole (12), the second through hole (13) is communicated with the second PVC pipe mould (11), and first top plugging mortar (14) is arranged inside the second through hole (13).