CN212358686U - Cross resistance to compression steel shotcrete - Google Patents
Cross resistance to compression steel shotcrete Download PDFInfo
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- CN212358686U CN212358686U CN202020864603.7U CN202020864603U CN212358686U CN 212358686 U CN212358686 U CN 212358686U CN 202020864603 U CN202020864603 U CN 202020864603U CN 212358686 U CN212358686 U CN 212358686U
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Abstract
The utility model discloses a cross resistance to compression steel supports, including spiral inner core support piece, inner bag and outer courage, spiral inner core support piece sets up in the inner bag, the inner bag sets up in outer courage, spiral inner core support piece both ends are two steel sheets and connect perpendicularly and form the cross connecting piece, the both ends of inner bag and outer courage all are provided with the cross opening, the cross connecting piece passes through cross opening and inner bag, outer courage fixed connection, the cross open-ended shape at inner bag and outer courage both ends all with the shape looks adaptation of cross connecting piece, in order to alleviate and absorb the external pressure that brings, there is certain extension space, compressive capacity has.
Description
Technical Field
The utility model relates to a civil engineering structure field specifically is a cross crushing steel supports.
Background
The earthquake occurs ten thousands of times every day on the earth, although most earthquakes are weak in earthquake sense and do not bring harm, once the earthquakes with high earthquake magnitude occur, great loss is still brought in all aspects, the earthquakes are still natural disasters which can cause life danger to human beings at present, and the earthquakes cannot be accurately predicted at the current technological level, so that the improvement of the earthquake magnitude and the defense capability of the building is very important. The peripheral restraint part and the internal support part of the existing anti-buckling support part are mostly poured by concrete, the assembly and the transportation are inconvenient, and the concrete has the risk of bursting under heavy pressure, so that the effect of the steel support is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a cross crushing steel supports to alleviate and absorb the external pressure that brings, have certain extension space, have compressive capacity.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a cross resistance to compression steel supports, includes spiral inner core support piece, inner bag and outer courage, spiral inner core support piece sets up in the inner bag, the inner bag sets up in outer courage, and spiral inner core support piece both ends are two steel sheet vertical connection formation cross connecting pieces, the both ends of inner bag and outer courage all are provided with the cross opening, the cross connecting piece passes through cross opening and inner bag, outer courage fixed connection, the cross open-ended shape at inner bag and outer courage both ends all with the shape looks adaptation of cross connecting piece.
As a further improvement of the utility model, the steel sheet is trapezoidal, and base one end and spiral inner core support piece fixed connection on it, its lower base one end is used for the assembly.
As a further improvement, four arc support pieces for supporting the cross-shaped connecting piece are further arranged between the spiral inner core support piece and the inner container, and are distributed around the spiral inner core support piece by taking the spiral inner core support piece as the center.
As a further improvement of the utility model, four the cross connecting piece fixed connection at respectively and spiral inner core support piece both ends is equallyd divide at the both ends of arc backing sheet.
As a further improvement of the present invention, four the arc of the arc support piece is protruded back to the spiral inner core support piece.
As a further improvement, the through holes for deformation are evenly arranged on the side wall of the inner container.
As a further improvement, the through holes for deformation are evenly arranged on the side wall of the outer container.
As a further improvement of the utility model, the positions of the through holes on the inner container and the positions of the through holes on the outer container are distributed in a staggered manner.
The beneficial effects of the utility model, when external vibrations, when the steel shotcrete received the pressure at both ends, spiral inner core support piece has elasticity because of itself, can alleviate and absorb the external pressure that brings, has certain extension space, has compressive capacity, has certain deformability when receiving extrusion or tensile force, has high shock resistance.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a partial detail view of the present invention.
Reference numerals: 1. a helical core support; 2. an inner container; 3. an outer liner; 4. a cross-shaped connector; 5. an arc support sheet.
Detailed Description
The present invention will be described in further detail with reference to embodiments shown in the drawings.
Referring to fig. 1-3, the cross pressure-resistant steel support of this embodiment includes spiral inner core support 1, inner bag 2 and outer bag 3, spiral inner core support 1 sets up in inner bag 2, inner bag 2 sets up in outer bag 3, spiral inner core support 1 both ends are two steel sheets and connect perpendicularly and form cross connecting piece 4, the both ends of inner bag 2 and outer bag 3 all are provided with the cross opening, cross connecting piece 4 passes through cross opening and inner bag 2, outer bag 3 fixed connection, the shape of the cross opening at inner bag 2 and outer bag 3 both ends all with the shape looks adaptation of cross connecting piece 4.
Through the technical scheme, 2 covers of inner bag are established in outer courage 3, spiral inner core support piece 1 sets up in inner bag 2, inner bag 2 and outer courage 3 form the peripheral about piece of higher intensity, spiral inner core support piece 1's both ends are cross connecting piece 4, cross connecting piece 4 is formed by connecting two word type steel sheets perpendicularly, spiral inner core support piece 1 is through cross connecting piece 4 and inner bag 2 at both ends, outer courage 3 fixed connection, inner bag 2, the cross open-ended shape at outer courage 3 both ends and the shape looks adaptation of cross connecting piece 4, make inner bag 2, outer courage 3 can fixed connection with cross connecting piece 4, and be difficult to not hard up, play more firm connection effect. When external vibrations, steel shotcrete received the pressure at both ends, spiral inner core support piece 1 has elasticity because of itself, can alleviate and absorb the external pressure that brings, has certain extension space, like the inside concrete placement that is of inner bag 2, receives when heavily extrudeing, and the easy fracture of concrete can influence steel shotcrete's supporting effect. The steel support has pressure resistance, certain deformation capacity when being subjected to extrusion or stretching force, and high shock resistance.
As a modified specific implementation mode, the steel plate is in a trapezoid shape, one end of the upper bottom edge of the steel plate is fixedly connected with the spiral inner core supporting piece 1, and one end of the lower bottom edge of the steel plate is used for assembly.
Through the technical scheme, the last base one end of steel sheet is used for the one end fixed connection with spiral inner core support piece 1, lower base one end is used for the assembly, inner bag 2, two waists of cross open-ended shape on the outer courage 3 and steel sheet suit, when spiral inner core support piece 1 both ends received the extrusion, two waists cards of steel sheet are in inner bag 2, outer courage 3's the cross open-ended outside, the steel sheet is difficult to be impressed inner bag 2 because of pressure, in outer courage 3's the cross opening, make the compressive capacity of steel shotcrete further improve.
As an improved specific embodiment, four arc support pieces 5 for supporting the cross-shaped connecting piece 4 are further arranged between the spiral inner core support piece 1 and the inner container 2, and the four arc support pieces 5 are uniformly and symmetrically distributed around the spiral inner core support piece 1 by taking the spiral inner core support piece 1 as a center.
Through the technical scheme, the four arc supporting pieces 5 are uniformly arranged around the spiral inner core supporting piece 1 to form an arc, the cross connecting pieces 4 at two ends of the spiral inner core supporting piece 1 are supported, and are uniformly distributed, so that the four arc supporting pieces 5 are uniformly stressed, and the stress of the whole steel support is uniform.
As a modified specific embodiment, two ends of the four arc-shaped supporting pieces 5 are respectively and fixedly connected with the cross-shaped connecting pieces 4 at two ends of the spiral core supporting piece 1.
Through the technical scheme, when the cross connecting pieces 4 at two ends of the spiral inner core supporting piece 1 are under pressure, the four arc supporting pieces 5 are fixedly connected with the cross connecting pieces 4, and share partial pressure for the spiral inner core supporting piece 1, so that the spiral inner core supporting piece 1 is protected.
As a modified embodiment, the arcs of the four arc-shaped support pieces 5 all protrude away from the spiral core support 1.
Through the technical scheme, when spiral inner core support piece 1 receives the extrusion force, because of the radian of arc backing sheet 5 is outstanding for spiral inner core support piece 1 dorsad, arc backing sheet 5 bends to the one side that deviates from spiral inner core support piece 1, can not influence spiral inner core support piece 1's structure and normal work, even arc backing sheet 5 deformation damage under pressure, spiral inner core support piece 1 still can play the effect of support.
As a specific embodiment of the improvement, through holes for deformation are uniformly formed on the side wall of the inner container 2.
Through above-mentioned technical scheme, when the steel shotcrete received the extrusion or by tensile, evenly distributed's through-hole has provided certain space for the deformation of inner bag 2 on the inner bag 2, has strengthened inner bag 2 and has received pressure or tensile strength, makes the steel shotcrete have higher holding power in the earthquake.
As a specific embodiment of the improvement, through holes for deformation are uniformly formed on the side wall of the outer container 3.
Through above-mentioned technical scheme, when the steel shotcrete received the extrusion or by tensile, evenly distributed's through-hole provided certain space for outer courage 3's deformation on the outer courage 3, has strengthened outer courage 3 and has received pressure or tensile strength, makes the steel shotcrete have higher holding power in the earthquake.
As a specific embodiment of improvement, the positions of the through holes on the inner container 2 and the positions of the through holes on the outer container 3 are distributed in a staggered manner.
Through above-mentioned technical scheme, the through-hole straggly distribution of inner bag 2, outer courage 3 avoids appearing inner bag 2, outer courage 3 and all opens the through-hole in the same place and make the fragile condition of mechanism of steel shotcrete, has improved the holistic bearing of steel shotcrete and deformability, makes the steel shotcrete have stronger buckling restrained ability.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a cross resistance to compression steel supports, its characterized in that, includes spiral inner core support piece (1), inner bag (2) and outer courage (3), spiral inner core support piece (1) sets up in inner bag (2), inner bag (2) set up in outer courage (3), and spiral inner core support piece (1) both ends are two steel sheet vertical connections and form cross connecting piece (4), the both ends of inner bag (2) and outer courage (3) all are provided with the cross opening, cross connecting piece (4) are through cross opening and inner bag (2), outer courage (3) fixed connection, the cross open-ended shape at inner bag (2) and outer courage (3) both ends all with the shape looks adaptation of cross connecting piece (4).
2. A cross crush-resistant steel support as claimed in claim 1, wherein the steel plate is trapezoidal, one end of its upper base is fixedly connected to the helical core support (1), and one end of its lower base is adapted to be assembled.
3. The cross-shaped compression-resistant steel support according to claim 1, wherein four arc-shaped support pieces (5) for supporting the cross-shaped connecting piece (4) are further arranged between the spiral inner core support (1) and the inner container (2), and the four arc-shaped support pieces (5) are uniformly and symmetrically distributed around the spiral inner core support (1) by taking the spiral inner core support (1) as a center.
4. A cross pressure-resistant steel support according to claim 3, wherein the two ends of the four arc support pieces (5) are fixedly connected with the cross connecting pieces (4) at the two ends of the spiral core support (1).
5. A cross crush-resistant steel support as claimed in claim 4, wherein the arc of each of the four arc-shaped support plates (5) protrudes away from the helical core support (1).
6. The cross pressure-resistant steel support according to claim 1, wherein the side wall of the inner container (2) is uniformly provided with through holes for deformation.
7. A cross pressure-resistant steel support according to claim 6, characterized in that the side wall of the outer container (3) is uniformly provided with through holes for deformation.
8. A cross pressure-resistant steel support according to claim 7, wherein the through holes on the inner container (2) and the through holes on the outer container (3) are distributed in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020864603.7U CN212358686U (en) | 2020-05-21 | 2020-05-21 | Cross resistance to compression steel shotcrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020864603.7U CN212358686U (en) | 2020-05-21 | 2020-05-21 | Cross resistance to compression steel shotcrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212358686U true CN212358686U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020864603.7U Active CN212358686U (en) | 2020-05-21 | 2020-05-21 | Cross resistance to compression steel shotcrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212358686U (en) |
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2020
- 2020-05-21 CN CN202020864603.7U patent/CN212358686U/en active Active
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