CN216892953U

CN216892953U - Heat-insulating and sound-insulating precast concrete wall

Info

Publication number: CN216892953U
Application number: CN202220329521.1U
Authority: CN
Inventors: 张传征
Original assignee: Shandong Shengan Construction Group Co ltd
Current assignee: Shandong Shengan Construction Group Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-07-05
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a heat-insulating and sound-insulating precast concrete wall, which relates to the technical field of precast concrete slabs and comprises a first cement precast slab, a second cement precast slab, a third cement precast slab and a fourth cement precast slab, wherein the precast concrete wall is in a split design and is formed by connecting the first cement precast slab, the second cement precast slab, the third cement precast slab and the fourth cement precast slab, when in transportation, the precast concrete wall can be disassembled into a plurality of cement precast slabs, the single volume of the precast concrete slabs is reduced, the transportation is convenient, when in use, the precast concrete wall can be rapidly assembled, the wall installation efficiency is improved, when in fire, a fireproof assembly in the first cement precast concrete, the fourth cement precast concrete slab can play a role in blocking the spreading of a fire source, carbon dioxide generated by the decomposition of calcium carbonate powder in the interior of the fireproof assembly has a function of inhibiting combustion, the sound-insulating slab can increase the noise-preventing effect of the cement precast slabs, the indoor environment is quieter, and the indoor temperature can be in a smaller range of variation by a heat-insulating layer, the comfort level of the human body is greatly improved.

Description

Heat-insulating and sound-insulating precast concrete wall

Technical Field

The utility model relates to the technical field of concrete precast slabs, in particular to a heat-insulating and sound-insulating precast concrete wall.

Background

The reinforced concrete plate-shaped member for building assembly, referred to as wallboard or wall plate, is processed and manufactured in a prefabrication factory (site) or a building site. The prefabricated concrete wallboard is adopted to build the assembled large-plate building, so that the factory and mechanical construction degree can be improved, the field wet operation is reduced, the field labor is saved, the seasonal influence is overcome, and the building construction period is shortened.

But the general volume of precast concrete wall body is great at present, and installation or handling process need solitary equipment just can accomplish work, and handling process is owing to bulky, weight is high moreover, and loading and unloading process all needs many people to cooperate can just accomplish, has consumed a large amount of manpower and materials, and in addition, traditional precast concrete wall body only has the function of supporting the protection, and the function is single, can't adapt to the demand of modernized building.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a heat-insulating and sound-insulating precast concrete wall, which solves the problems that the existing precast concrete wall is large in size, time and labor are consumed in the carrying process, the precast concrete wall only has the functions of supporting and protecting, the function is single, and the requirements of modern buildings cannot be met.

In order to realize the purpose, the utility model is realized by the following technical scheme: the prefabricated concrete wall body with the heat preservation and the sound insulation functions comprises a first cement prefabricated plate, a second cement prefabricated plate, a third cement prefabricated plate and a fourth cement prefabricated plate, wherein the second cement prefabricated plate and the fourth cement prefabricated plate are arranged on the right side of the first cement prefabricated plate, the third cement prefabricated plate is arranged on the front side of the first cement prefabricated plate, locking grooves are formed in the front sides of the third cement prefabricated plate and the fourth cement prefabricated plate, locking holes are formed in the front sides of the first cement prefabricated plate, the second cement prefabricated plate, the third cement prefabricated plate and the fourth cement prefabricated plate, limiting pins are arranged inside all the locking holes, and one ends of all the limiting pins are fixedly connected with an assembling plate.

The first cement precast slab comprises an upper concrete slab and a lower concrete slab, the upper concrete slab and the lower concrete slab are fixedly connected through fastening bolts, the upper concrete slab is fixedly arranged under the lower concrete slab, mounting grooves are formed in the top of the upper concrete slab and the bottom of the lower concrete slab, fireproof components are fixedly arranged in the mounting grooves, a sound insulation plate and a heat insulation layer are fixedly arranged between the two fireproof components respectively, and reflecting films are fixedly arranged at the top and the bottom of the heat insulation layer respectively.

Furthermore, a plurality of emission holes are formed in the tops of the first cement prefabricated slab, the second cement prefabricated slab, the third cement prefabricated slab and the fourth cement prefabricated slab, and the emission holes are distributed in a rectangular array.

Furthermore, the first cement prefabricated slab, the second cement prefabricated slab, the third cement prefabricated slab and the fourth cement prefabricated slab have the same structure except for a locking groove structure.

Furthermore, the fireproof component comprises a fireproof plate, a packing cavity is formed in the fireproof plate, a plurality of calcium carbonate powder are fixedly arranged in the packing cavity, and a plurality of exhaust holes are formed in the top of the fireproof plate.

Furthermore, the exhaust holes are distributed in a rectangular array, and the inner diameter of each exhaust hole is smaller than the minimum particle diameter of the calcium carbonate powder.

Further, the fixed first powerful magnet piece that is provided with of inner wall in locking groove, the fixed second powerful magnet piece that is provided with in back of equipment board is connected through magnetic force between first powerful magnet piece and the second powerful magnet piece.

Advantageous effects

The utility model provides a heat-insulating and sound-insulating precast concrete wall. Compared with the prior art, the method has the following beneficial effects:

1. a prefabricated concrete wall with heat preservation and sound insulation comprises a first cement prefabricated plate, a second cement prefabricated plate, a third cement prefabricated plate and a fourth cement prefabricated plate, wherein the second cement prefabricated plate and the fourth cement prefabricated plate are arranged on the right side of the first cement prefabricated plate, the third cement prefabricated plate is arranged on the front side of the first cement prefabricated plate, locking grooves are formed in the front sides of the third cement prefabricated plate and the fourth cement prefabricated plate respectively, locking holes are formed in the front sides of the first cement prefabricated plate, the second cement prefabricated plate, the third cement prefabricated plate and the fourth cement prefabricated plate respectively, limiting pins are arranged inside all the locking holes, one ends of all the limiting pins are fixedly connected with an assembling plate together, the prefabricated concrete wall is of a split design and is formed by connecting the first cement prefabricated plate to the fourth cement prefabricated plate, and can be disassembled into a plurality of cement prefabricated plates during transportation, the single volume of the wall body is reduced, the transportation of the wall body is facilitated, the wall body can be rapidly assembled during use, and the wall body installation efficiency is improved.

2. A heat-insulating and sound-insulating precast concrete wall comprises an upper concrete slab and a lower concrete slab, wherein the upper concrete slab is fixedly connected with the lower concrete slab through fastening bolts, the upper concrete slab is fixedly arranged under the lower concrete slab, mounting grooves are formed in the top of the upper concrete slab and the bottom of the lower concrete slab, fireproof components are fixedly arranged in the mounting grooves, a sound insulating board and a heat insulating layer are fixedly arranged between the two fireproof components respectively, reflecting films are fixedly arranged at the top and the bottom of the heat insulating layer, the fireproof components in the first to fourth cement precast slabs can achieve the effect of blocking the spread of a fire source when a fire breaks out, carbon dioxide generated by decomposition of calcium carbonate powder in the first to fourth cement precast slabs has the effect of inhibiting combustion, and the sound insulating board can increase the noise-proof effect of the cement precast slabs, the indoor environment is quieter, the heat preservation layer can enable the indoor temperature to be within a small range of variation, and the comfort level of a human body is greatly improved.

Drawings

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

FIG. 2 is a schematic exploded perspective view of the present invention;

FIG. 3 is a schematic diagram of an exploded perspective structure of a first cement precast slab according to the present invention;

fig. 4 is a perspective view of the fire-retardant assembly of the present invention.

In the figure: 1. a first cement prefabricated slab; 101. an upper concrete slab; 102. a lower concrete slab; 103. mounting grooves; 104. a fire protection assembly; 1041. a fire-proof plate; 1042. a packing cavity; 1043. calcium carbonate powder; 1044. an exhaust hole; 105. a sound insulating board; 106. a heat-insulating layer; 107. a reflective film; 2. a second cement prefabricated slab; 3. a third cement prefabricated slab; 4. a fourth cement prefabricated slab; 5. a locking groove; 6. a locking hole; 7. a spacing pin; 8. and (5) assembling the board.

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. 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 invention.

Referring to fig. 1-4, the present invention provides a technical solution: a precast concrete wall body with heat preservation and sound insulation comprises a first cement precast slab 1, a second cement precast slab 2, a third cement precast slab 3 and a fourth cement precast slab 4, wherein the second cement precast slab 2 and the fourth cement precast slab 4 are arranged on the right side of the first cement precast slab 1, the third cement precast slab 3 is arranged on the front side of the first cement precast slab 1, locking grooves 5 are respectively formed in the front sides of the third cement precast slab 3 and the fourth cement precast slab 4, locking holes 6 are respectively formed in the front sides of the first cement precast slab 1, the second cement precast slab 2, the third cement slab 3 and the fourth cement precast slab 4, limiting pins 7 are respectively arranged inside all the locking holes 6, one ends of all the limiting pins 7 are fixedly connected with an assembly plate 8 together, the first cement precast slab 1 comprises an upper concrete slab 101 and a lower concrete slab 102, the upper concrete slab 101 is fixedly connected with the lower concrete slab 102 through fastening bolts, the upper concrete slab 101 is fixedly arranged right below the lower concrete slab 102, the top of the upper concrete slab 101 and the bottom of the lower concrete slab 102 are both provided with a mounting groove 103, the interior of the mounting groove 103 is fixedly provided with fireproof components 104, a sound insulation board 105 and a heat insulation layer 106 are respectively fixedly arranged between the two fireproof components 104, the top and the bottom of the heat insulation layer 106 are both fixedly provided with a reflection film 107, the tops of the first cement prefabricated slab 1, the second cement prefabricated slab 2, the third cement prefabricated slab 3 and the fourth cement prefabricated slab 4 are all provided with a plurality of emission holes which are distributed in a rectangular array, the first cement prefabricated slab 1, the second cement prefabricated slab 2, the third cement prefabricated slab 3 and the fourth cement prefabricated slab 4 are all identical except for a locking groove 5 structure, the fireproof components 104 comprise fireproof plates 1041, and the fireproof plates 1041 are internally provided with filler cavities 1042, the fixed a plurality of calcium carbonate powder 1043 that are provided with in inside of packing chamber 1042, a plurality of exhaust holes 1044 have been seted up at the top of PLASTIC LAMINATED 1041, exhaust hole 1044 distributes for the rectangular array, and the internal diameter of exhaust hole 1044 is less than calcium carbonate powder 1043's minimum particle diameter, the fixed first powerful magnet piece that is provided with of inner wall that locks groove 5, the fixed second powerful magnet piece that is provided with in back of assembly board 8, be connected through magnetic force between first powerful magnet piece and the second powerful magnet piece.

When in use, the first cement prefabricated slab 1, the second cement prefabricated slab 2, the third cement prefabricated slab 3 and the fourth cement prefabricated slab 4 are separately transported in a transportation process, when the cement prefabricated slabs are transported to a designated position, the first cement prefabricated slab 4, the second cement prefabricated slab 4, the third cement prefabricated slab 3 and the fourth cement prefabricated slab 4 are transported to the designated position by taking the locking hole 6 as a reference, the positions provided with the locking holes 6 are close to each other, the opening directions of the positions are the same, the four cement prefabricated slabs are closed to each other, then the limiting pins 7 are respectively inserted into the locking holes 6, after the insertion is completed, the assembling plate 8 enters the locking groove 5, as the inner wall of the locking groove 5 is fixedly provided with the first strong magnet block, one side wall of the assembling plate 8 is fixedly provided with the second strong magnet block, the first strong magnet block and the second strong magnet block are mutually attracted by magnetic force, and the other end of the limiting pin 7 is welded by means of the other assembling plate, the four cement prefabricated slabs are fixedly connected in series, when a fire disaster occurs, the fireproof components in the first to fourth cement prefabricated plates can play a role in preventing a fire source from spreading, carbon dioxide generated by thermal decomposition of calcium carbonate powder 1043 in the fireproof components has a combustion inhibiting effect, the sound insulation plates 105 can increase the noise prevention effect of the cement prefabricated plates, the indoor environment is quieter, the heat insulation layer 106 can enable the indoor temperature to be within a small range, and the comfort level of a human body is greatly improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat preservation sound-proof precast concrete wall, includes first cement prefabricated plate (1), second cement prefabricated plate (2), third cement prefabricated plate (3) and fourth cement prefabricated plate (4), second cement prefabricated plate (2), fourth cement prefabricated plate (4) all set up the right side at first cement prefabricated plate (1), third cement prefabricated plate (3) set up in the front of first cement prefabricated plate (1), its characterized in that: locking grooves (5) are formed in the front surfaces of the third cement prefabricated plate (3) and the fourth cement prefabricated plate (4), locking holes (6) are formed in the front surfaces of the first cement prefabricated plate (1), the second cement prefabricated plate (2), the third cement prefabricated plate (3) and the fourth cement prefabricated plate (4), limiting pins (7) are arranged inside all the locking holes (6), and one ends of all the limiting pins (7) are fixedly connected with assembling plates (8) together;

the first cement prefabricated slab (1) comprises an upper concrete slab (101) and a lower concrete slab (102), the upper concrete slab (101) is fixedly connected with the lower concrete slab (102) through fastening bolts, the upper concrete slab (101) is fixedly arranged under the lower concrete slab (102), mounting grooves (103) are formed in the top of the upper concrete slab (101) and the bottom of the lower concrete slab (102), fireproof assemblies (104) are fixedly arranged in the mounting grooves (103), a sound insulation plate (105) and a heat insulation layer (106) are fixedly arranged between the two fireproof assemblies (104), and reflecting films (107) are fixedly arranged on the top and the bottom of the heat insulation layer (106).

2. The precast concrete wall for heat insulation and sound insulation according to claim 1, wherein: the top of each of the first cement prefabricated slab (1), the second cement prefabricated slab (2), the third cement prefabricated slab (3) and the fourth cement prefabricated slab (4) is provided with a plurality of emission holes which are distributed in a rectangular array.

3. The precast concrete wall for heat insulation and sound insulation according to claim 1, wherein: the first cement precast slab (1), the second cement precast slab (2), the third cement precast slab (3) and the fourth cement precast slab (4) have the same structure except for the locking groove (5).

4. The precast concrete wall for heat insulation and sound insulation according to claim 1, wherein: the fireproof assembly (104) comprises a fireproof plate (1041), a filling cavity (1042) is formed in the fireproof plate (1041), a plurality of calcium carbonate powder (1043) is fixedly arranged in the filling cavity (1042), and a plurality of exhaust holes (1044) are formed in the top of the fireproof plate (1041).

5. The precast concrete wall for heat insulation and sound insulation according to claim 4, wherein: the exhaust holes (1044) are distributed in a rectangular array, and the inner diameter of the exhaust holes (1044) is smaller than the minimum particle diameter of the calcium carbonate powder (1043).

6. The precast concrete wall for heat insulation and sound insulation according to claim 1, wherein: the inner wall of locking groove (5) is fixed and is provided with first powerful magnet piece, the fixed second powerful magnet piece that is provided with in back of equipment board (8), is connected through magnetic force between first powerful magnet piece and the second powerful magnet piece.