CN211078944U - Plant fiber concrete column - Google Patents
Plant fiber concrete column Download PDFInfo
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- CN211078944U CN211078944U CN201922122808.8U CN201922122808U CN211078944U CN 211078944 U CN211078944 U CN 211078944U CN 201922122808 U CN201922122808 U CN 201922122808U CN 211078944 U CN211078944 U CN 211078944U
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Abstract
The utility model discloses a plant fiber concrete column has added plant fiber concrete on the basis of original post, can not only lighten the dead weight of wall, can reach the thermal-insulated effect that keeps warm moreover. The supporting ribs are arranged in the area for pouring the plant fiber concrete and longitudinally penetrate through the whole column structure, so that the defect of low strength of the plant fiber concrete is overcome, and the central concrete column is welded into a nine-grid frame by using snowflake plates, so that the bearing capacity of the concrete column is increased. Set up vegetable fibre concrete slab in the outside of center concrete column, the phenomenon that can not only avoid the cold bridge can also effectually prevent the emergence of hot bridge phenomenon, and the heat preservation effect is showing more. The top and the bottom of the central concrete column are respectively provided with a bulge and a groove so as to assemble adjacent plant fiber concrete columns, the four concrete plates are spliced end to end and fixed through magnets, and the four concrete plates are connected through bolts to be secondarily fixed. The structure is convenient to disassemble, a large amount of manpower is saved, and the disassembled concrete slab can be reused.
Description
Technical Field
The utility model belongs to the technical field of the concrete, a plant fiber concrete column is related to.
Background
The concrete is a stone material which is prepared by uniformly stirring, compacting, curing and hardening a cementing material, granular aggregate, water, necessary additives and admixtures according to a certain proportion, is a common civil engineering material and has the advantages of high compressive strength, good durability and the like, but in actual use, the heat-insulating performance of the stone material is found to have a certain difference compared with that of high-molecular materials such as foam and the like, so that various manufacturers reform the material and the preparation process of the concrete, so that a honeycomb-shaped bubble type is formed in the formed concrete, the weight is reduced, the heat-insulating effect is improved, but the compression resistance and the bearing capacity of the bubble concrete are lower than those of the common concrete, and the foamed concrete is inconvenient to construct on sites with lower environmental temperature.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a plant fiber concrete column, this concrete column is rational in infrastructure, light, effectual, the construction of heat preservation is simple and convenient.
The utility model provides a plant fiber concrete column, include: a central concrete column and four concrete slabs;
the central concrete column comprises a nine-grid-shaped frame formed by welding a plurality of snowflake plates, plant fiber concrete and common concrete are poured in the nine-grid-shaped frame at intervals, and a supporting rib is arranged at the center of a grid in which the plant fiber concrete is poured;
the four concrete plates are connected end to end and surround the outside of the central concrete column, and are respectively and fixedly connected with four side surfaces of the central concrete column through bolts; the four concrete plates comprise two short plates and two long plates which are oppositely arranged, the short plates comprise a first steel plate shell and two magnets, the magnets are arranged at the left end and the right end inside the first steel plate shell, and plant fiber concrete is poured in the first steel plate shell; the long plate is composed of a second steel plate shell and plant fiber concrete poured on the second steel plate shell.
The utility model discloses an among the plant fiber concrete column, pour ordinary concrete in nine palace check frame's central check and four corners check, pour plant fiber concrete in other checks.
The utility model discloses an among the plant fiber concrete column, the top of pouring the ordinary concrete column that forms in the four corners check is equipped with the arch, and the bottom is equipped with the recess that matches with the arch, through the cooperation of arch and recess in order to carry out the concatenation of adjacent plant fiber concrete column.
The utility model discloses an among the plant fiber concrete column, the brace rod vertically runs through plant fiber concrete column.
The utility model discloses a plant fiber concrete column has following beneficial effect at least:
(1) the utility model discloses a plant fiber concrete column has added plant fiber concrete on the basis of original post, can not only lighten the dead weight of wall, can reach the thermal-insulated effect that keeps warm moreover. And the supporting ribs are arranged at the positions of the plant fiber concrete and longitudinally penetrate through the whole column structure, so that the defect of low strength of the plant fiber concrete is overcome, and the central concrete column is welded into a nine-grid frame by using snowflake plates, so that the bearing capacity of the concrete column is increased. Set up vegetable fibre concrete slab in the outside of center concrete column, the phenomenon that can not only avoid the cold bridge can also effectually prevent the emergence of hot bridge phenomenon, and the heat preservation effect is showing more.
(2) The plant fiber concrete adopts a prefabricated form, so that the engineering construction time can be greatly reduced. And the top, the bottom of center concrete column are provided with arch and recess respectively, and perfect agree with, and center concrete column can adopt the concatenation form to insert corresponding position, assembles into appointed height according to the construction requirement. The four concrete plates are spliced end to end and fixed through magnets, and the concrete plates and the central concrete column are connected through the combination bolts for secondary fixation so as to achieve the purpose of stability. The structure is convenient to disassemble, a large amount of manpower is saved, and the disassembled concrete slab can be reused.
Drawings
FIG. 1 is a schematic structural view of a plant fiber concrete column of the present invention;
FIG. 2 is a cross-sectional view of a plant fiber concrete column of the present invention;
fig. 3 is the utility model discloses a concatenation schematic diagram of plant fiber concrete post.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a plant fiber concrete column, include: a central concrete column and four concrete slabs.
The central concrete column comprises a nine-grid-shaped frame 1 formed by welding a plurality of snowflake plates, plant fiber concrete 3 and common concrete 2 are poured in the nine-grid-shaped frame 1 at intervals, and a supporting rib 4 is arranged in the center of a grid in which the plant fiber concrete 3 is poured. The supporting ribs 4 longitudinally penetrate through the plant fiber concrete column. The top of pouring the ordinary concrete column that forms in the four corners check is equipped with arch 8, and the bottom is equipped with the recess that matches with arch 8, through protruding 8 and the cooperation of recess 9 in order to carry out the concatenation and the assembly of adjacent plant fiber concrete column.
The four concrete plates are connected end to end and enclosed outside the central concrete column, and the inner sides of the four concrete plates are tightly attached to the side surface of the central concrete column and are fixedly connected with the four side surfaces of the central concrete column through bolts 5. The four concrete plates comprise two short plates 6 and two long plates 7 which are oppositely arranged, the lengths of the short plates 6 and the long plates 7 are consistent with the height of the central concrete column, and the thicknesses of the short plates 6 and the long plates 7 are the same. The width of the short plate 6 is consistent with the width of the side face of the central concrete column, and the width of the long plate 7 is wider than that of the short plate 6 by the thickness of two concrete plates. The short plate 6 comprises a first steel plate shell 61 and two magnets 62, the length of the magnets 62 is consistent with that of the first steel plate shell, the magnets are arranged at two ends inside the first steel plate shell 61, and the plant fiber concrete 3 is poured between the two magnets 62 inside the first steel plate shell 61. The long plate 7 is composed of a second steel plate shell 71 and plant fiber concrete 3 poured in the second steel plate shell 71.
In the concrete implementation, the four concrete plates are prefabricated, the prepared plant fiber concrete is poured into the corresponding steel plate shell, and then the plant fiber concrete is used after maintenance. And common concrete 2 is poured in the central lattices and the four corner lattices of the nine-grid framework 1, and plant fiber concrete 3 is poured in other lattices.
When the concrete is implemented, the plant fiber concrete is prepared and poured into the corresponding steel plate shell, and then the maintenance is carried out. Cutting the snowflake board into corresponding lengths, welding the snowflake board into a nine-square grid form, pouring common concrete at four corners and the center of the nine-square grid, pouring plant fiber concrete at the rest positions, and embedding longitudinally-penetrating support ribs in an area where the plant fiber concrete is poured in advance. The upper part and the lower part of four corners of the nine-square grid are respectively provided with a bulge and a groove with the same size, and the bulge is formed by pouring common concrete and the part integrally. Embedding magnet strips with the same height as the plates into the left and right sides of the two short plates which are well maintained respectively, reserving a bolt hole in the middle of each short plate, placing the two short plates in parallel, and inserting bolts 5 to fix the two short plates on the side surface of the central concrete column; two long plates are respectively placed on the other two opposite side faces of the central concrete column, the top ends of the long plates are in parallel and level contact with the top ends of the short plates, the structure is closed by utilizing the attraction of a magnet to a steel plate, and then bolts 5 are inserted into bolt holes reserved on the long plates to fix the long plates on the central concrete column, so that the plant fiber concrete column is assembled. The actual construction height requirement can be met by splicing a plurality of plant fiber concrete columns up and down.
In specific implementation, the plant fiber concrete comprises the following components in percentage by weight: 210-270 parts of ordinary portland cement, 80-100 parts of fly ash, 30-55 parts of ash calcium powder, 3-5 parts of silica fume, 180 parts of bentonite composite cementing material, 3-6 parts of redispersible rubber powder, 0.5-1 part of hydroxypropyl methyl cellulose, 0.5-1 part of reinforcing fiber, 60-100 parts of paraffin, 180 parts of water, 30-40 parts of expanded perlite, 50-70 parts of diatomite, 3-5 parts of light aggregate and 10-15 parts of straw.
In specific implementation, the redispersible rubber powder is protein or starch. The lightweight aggregate consists of vitrified micro-beads, waste polystyrene foam particles and hollow glass micro-beads; or consists of vitrified micro bubbles, phenolic foam particles and hollow glass particles. The reinforced fiber is carbon fiber or aramid fiber. The straw is peanut straw or rice straw.
In specific implementation, the preparation method of the plant fiber concrete comprises the following steps:
step 1: weighing the following components in proportion: 210-270 parts of ordinary portland cement, 80-100 parts of fly ash, 30-55 parts of ash calcium powder, 3-5 parts of silica fume, 180 parts of bentonite composite cementing material, 3-6 parts of redispersible rubber powder, 0.5-1 part of hydroxypropyl methyl cellulose, 0.5-1 part of reinforcing fiber, 60-100 parts of paraffin, 180 parts of water, 30-40 parts of expanded perlite, 50-70 parts of diatomite, 3-5 parts of light aggregate and 10-15 parts of straw;
step 2: cutting straws into straw sections with the length of 10-40 mm, then putting the straw sections into a barrel, adding NaOH crystals, adding warm water to enable the concentration of NaOH solution to be lower than 10%, soaking the straw sections in the NaOH solution for 20 hours, repeatedly washing the straw sections with clear water until the straw sections are neutral, and naturally drying the straw sections;
and step 3: placing ordinary portland cement, fly ash, sierozem powder, silica fume, air-dried straw sections and water in a cement mortar stirrer, uniformly stirring, then pouring the bentonite composite cementing material, the redispersible rubber powder, the hydroxypropyl methyl cellulose and the reinforcing fiber into the cement mortar stirrer, and uniformly stirring to obtain mixture mortar;
and 4, step 4: putting the expanded perlite and the diatomite into paraffin under liquid state, adsorbing the paraffin by the expanded perlite and the diatomite to prepare a shaped phase-change material, and then doping the shaped phase-change material into the mixture mortar to be uniformly stirred;
and 5: adding the lightweight aggregate into the mixture mortar, and continuously stirring to prepare the plant fiber concrete.
The utility model discloses the structure, the construction is simple, and it is convenient to dismantle, can the bearing can keep warm again and insulate against heat, and has alleviateed the weight of structure, and this structure can be stored the energy with the form of phase transition latent heat, realizes the energy conversion between different time, spatial position and can keep warm thermal-insulated, and the component can be prefabricated in the mill to transport the job site. According to actual needs, the components are assembled on site in a mode of splicing the components up and down. The structure combination is convenient, simple manufacture, and can effectively prevent the concrete cracking and the problem of peeling off that appear in cold area post.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the spirit of the present invention, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A plant fiber concrete column, comprising: a central concrete column and four concrete slabs;
the central concrete column comprises a nine-grid-shaped frame formed by welding a plurality of snowflake plates, plant fiber concrete and common concrete are poured in the nine-grid-shaped frame at intervals, and a supporting rib is arranged at the center of a grid in which the plant fiber concrete is poured;
the four concrete plates are connected end to end and surround the outside of the central concrete column, and are respectively and fixedly connected with four side surfaces of the central concrete column through bolts; the four concrete plates comprise two short plates and two long plates which are oppositely arranged, the short plates comprise a first steel plate shell and two magnets, the magnets are arranged at the left end and the right end inside the first steel plate shell, and plant fiber concrete is poured in the first steel plate shell; the long plate is composed of a second steel plate shell and plant fiber concrete poured on the second steel plate shell.
2. A plant fiber concrete column according to claim 1, characterized in that the central grid and the four corner grids of the nine-grid frame are cast with normal concrete, and the other grids are cast with plant fiber concrete.
3. The plant fiber concrete column as claimed in claim 2, wherein the top of the common concrete column poured in the tetragonal lattice is provided with a protrusion, the bottom of the common concrete column is provided with a groove matched with the protrusion, and the adjacent plant fiber concrete columns are spliced by the cooperation of the protrusion and the groove.
4. A plant fibre concrete column as claimed in claim 1, characterized in that the supporting bar extends longitudinally through the plant fibre concrete column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922122808.8U CN211078944U (en) | 2019-12-02 | 2019-12-02 | Plant fiber concrete column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922122808.8U CN211078944U (en) | 2019-12-02 | 2019-12-02 | Plant fiber concrete column |
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| Publication Number | Publication Date |
|---|---|
| CN211078944U true CN211078944U (en) | 2020-07-24 |
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| CN201922122808.8U Active CN211078944U (en) | 2019-12-02 | 2019-12-02 | Plant fiber concrete column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110759685A (en) * | 2019-12-02 | 2020-02-07 | 沈阳众磊道桥有限公司 | Plant fiber concrete, preparation method and plant fiber concrete column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110759685A (en) * | 2019-12-02 | 2020-02-07 | 沈阳众磊道桥有限公司 | Plant fiber concrete, preparation method and plant fiber concrete column |
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