CN211229183U - Structural steel member beneficial to reducing node stress of structural steel member - Google Patents
Structural steel member beneficial to reducing node stress of structural steel member Download PDFInfo
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- CN211229183U CN211229183U CN201921161968.7U CN201921161968U CN211229183U CN 211229183 U CN211229183 U CN 211229183U CN 201921161968 U CN201921161968 U CN 201921161968U CN 211229183 U CN211229183 U CN 211229183U
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Abstract
The utility model belongs to building materials component field relates to a be favorable to subducing shaped steel component of steel structure node stress during especially, including H shaped steel component body, H shaped steel component body both ends all are the expansion type of expandeing, the width at H shaped steel component body both ends is greater than H shaped steel component body main part width, the equipartition has a plurality of holding tanks that match with the stress conduction piece on the H shaped steel component body inner wall, and is a plurality of it passes through stop gear and H shaped steel component body fixed connection to consolidate the strip, bilateral symmetry equipartition has a plurality of semicircle dish type stress to subduct the piece about the H shaped steel component body, and is a plurality of semicircle dish type stress subducts the piece and corresponds with a plurality of reinforcement strip both ends position respectively. The utility model discloses a change H shaped steel component structure to can subduct the node stress of H shaped steel component each position, effectual assurance H shaped steel component quality reduces the internal stress and the stress concentration district of H shaped steel component.
Description
Technical Field
The utility model relates to a building materials component technical field especially relates to a be favorable to subducing shaped steel component of steel structure node stress.
Background
The steel members in the conventional building materials are mostly made by the method of unchanging the section size along the length direction, and have small deformation and large rigidity when being stressed axially. The steel member is in elastic working condition and its axial deflection is directly proportional with power when the axial force is acted on, because its deflection is less, when the structure expansion or the contraction deformation of individual steel member node both sides is great, will make the steel construction produce great internal stress and stress concentration district. Therefore, the steel structure is easy to cause problems and hidden troubles.
At present, an H-shaped steel member is commonly used in building materials, the H-shaped steel member has high resistance and is widely applied, but in the using process of the H-shaped steel member, the problems of internal stress and stress concentration areas generated in the existing steel member still exist, the stress is generally axial stress, meanwhile, the stress concentration problem is easily generated at the welding positions of two ends of the H-shaped steel member, and the reducing effect of the existing H-shaped steel member on the stress in all directions is low.
Therefore, we propose a structural steel member which is beneficial to reducing the node stress of the structural steel member to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Purpose of the utility model
The utility model provides a be favorable to subducing shaped steel component of steel structure node stress can subduct shaped steel component both ends, upper and lower both sides, control side and axial stress, avoids appearing node stress concentration region simultaneously.
The technical proposal adopted by the utility model
A steel structural member beneficial to reducing node stress of a steel structural member comprises an H-shaped steel structural member body, the two ends of the H-shaped steel component body are expanded outwards, the width of the two ends of the H-shaped steel component body is larger than the width of the main body of the H-shaped steel component body, a plurality of reinforcing strips are arranged on both sides of the H-shaped steel component body, one end of each adjacent reinforcing strip is abutted against the other end of each adjacent reinforcing strip, stress transmission blocks are fixedly connected with both ends of the plurality of reinforcing strips, a plurality of accommodating grooves matched with the stress conducting blocks are uniformly distributed on the inner wall of the H-shaped steel member body, a plurality of reinforcing strips are fixedly connected with the H-shaped steel member body through a limiting mechanism, a plurality of semicircular disc type stress reducing blocks are symmetrically and uniformly distributed on the upper side and the lower side of the H-shaped steel member body, the semicircular disc type stress reducing blocks are fixedly connected with the H-shaped steel member body, and the semicircular disc type stress reducing blocks correspond to the two ends of the reinforcing strips respectively.
In the above-mentioned structural steel member that is favorable to subducing the node stress of steel structure, a plurality of reinforcing strips of H structural steel member body both sides one-to-one correspond the range.
In the above-mentioned shaped steel component that is favorable to subducing steel structure node stress, stop gear is including evenly setting up a plurality of first screw holes on the H shaped steel component body, and is a plurality of first screw hole all matches and is equipped with first long bolt, two reinforcing strips of H shaped steel component body both sides are fixed on the H shaped steel component body through a first long bolt.
In the above-mentioned shaped steel component that is favorable to subducing steel structure node stress, it is a plurality of all be the arc to strengthen the strip, it is a plurality of the crooked degree of strengthening the strip is forty-five degrees.
In the above section steel member beneficial to reducing the node stress of the steel structure member, the difference between the diameter of the first long bolt and the thickness of the H-shaped steel member body is within 3-10mm, the difference between the diameter of the first long bolt and the thickness of the reinforcing strip is within 3-10mm, the first long bolt is provided with a nut for reinforcing the first long bolt, and a gasket is arranged between the nut and the reinforcing strip.
In foretell shaped steel component that is favorable to subducing steel structure node stress, it is a plurality of the one end that the reinforcing strip was kept away from to stress conduction piece all is the arc, the holding tank diapire is the arc with stress conduction piece matching.
In the section steel member beneficial to reducing the node stress of the steel structure, the H-shaped steel member body is subjected to quenching treatment at the temperature of more than 600 ℃.
In foretell shaped steel component that is favorable to subducing steel structure node stress, a plurality of reinforcement strip staggered arrangement of H shaped steel component body both sides, evenly be equipped with a plurality of second screw holes on the H shaped steel component body, it is a plurality of the downthehole matching of second screw is equipped with the second long bolt, and is a plurality of the quantity of second long bolt is a plurality of the twice of first long bolt, it is a plurality of the reinforcement strip is respectively through a plurality of second long bolts and H shaped steel component body fixed connection, the difference of reinforcement strip thickness and H shaped steel component body thickness and second long bolt diameter all is between 3-10mm, be equipped with the nut for the reinforcement on the second long bolt, and fill up the gasket between nut and the H shaped steel component body.
The utility model discloses produced technological effect
The both ends of H shaped steel component body are the scale-up that expands of evagination to guaranteed the increase of face of weld when welding, thereby guaranteed welded stability, simultaneously because the width at both ends is greater than the width of H shaped steel component body, when bearing stress, H shaped steel component body breaks easily more, and then stress node dispersion has arrived on the H shaped steel component body, and not concentrate on both ends welding department, it is higher to the node stress subduction effect of welding position, guarantee welding stability.
2. Evenly set up a plurality of reinforced strips in H shaped steel component body both sides, the equal fixedly connected with stress conduction piece in a plurality of reinforced strip both ends, be equipped with the holding tank that matches with stress conduction piece on the H shaped steel component body, thereby arrange stress conduction piece in the holding tank, because reinforced strip is the arc form of forty-five degrees bending, certain resistance has, when receiving axial stress, axial stress passes through stress conduction piece and transmits to reinforced strip on, reinforced strip self deformation produces resistance, thereby axial stress subducts, a plurality of semicircle dish type stress of the even fixedly connected with of terminal surface subducts piece about the H shaped steel component body simultaneously, can play supplementary effect of resisting to the stress of holding tank position department, subduct the stress that holds the trench position, avoid stress concentration district, guarantee whole bearing effect to axial stress.
3. When H shaped steel component body received left and right sides and upper and lower both sides stress, a plurality of reinforcing strips also can offset the stress that H shaped steel component body received because of the transmission effect of stress conduction piece, reduce H shaped steel component body deformation simultaneously, reduce the production of internal stress, increase the resistance of H shaped steel component body to stress.
Drawings
FIG. 1 is a schematic structural view of a structural steel member useful for reducing node stress of a structural steel member according to the present invention;
FIG. 2 is a schematic view of a cross-sectional structure of a structural steel member useful for reducing node stress of a structural steel member according to the present invention;
FIG. 3 is a schematic view of a front view structure of a structural steel member for reducing node stress of a structural steel member according to the present invention;
fig. 4 is the utility model provides a be favorable to subducing the structural schematic diagram of a structural steel component embodiment two of steel structural member node stress.
Description of reference numerals:
in the figure: 1H shaped steel component body, 2 reinforcing strips, 3 stress conduction blocks, 4 stop gear, 5 stress reduction blocks, 6 first long bolts, 7 second long bolts.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
Referring to fig. 1-3, a be favorable to subducing shaped steel component node stress of steel structure, including H shaped steel component body 1, H shaped steel component body 1 is through the quenching treatment of the temperature more than 600 degrees centigrade, increase from the resistance to stress to H shaped steel component body 1 self, H shaped steel component body 1 both ends all are the expanding type of expandeing, the width at H shaped steel component body 1 both ends is greater than H shaped steel component body 1 main part width, thereby H shaped steel component body 1 contrast both ends are easy to break, this kind of structure can make the stress action disperse on H shaped steel component body 1, and not concentrate on H shaped steel component body 1 both ends, thereby subduct the node stress at both ends, welding firmness has been increased.
Wherein, both sides of the H-shaped steel component body 1 are provided with a plurality of reinforcing strips 2, the plurality of reinforcing strips 2 are all arc-shaped, the bending degree of the plurality of reinforcing strips 2 is forty-five degrees, certain deformation resistance can be generated during deformation, the stress reduction effect is realized, one end of each adjacent reinforcing strip 2 is abutted, so that the adjacent reinforcing strips 2 can share the stress, the stress borne by one reinforcing strip 2 can be resisted by the plurality of reinforcing strips 2, the resistance effect is increased, both ends of the plurality of reinforcing strips 2 are fixedly connected with stress conduction blocks 3, a plurality of accommodating grooves matched with the stress conduction blocks 3 are uniformly distributed on the inner wall of the H-shaped steel component body 1, so that the stress borne by the H-shaped steel component body 1 can be transferred to the reinforcing strips 2, one ends of the plurality of stress conduction blocks 3 far away from the reinforcing strips 2 are all arc-shaped, the bottom wall of the accommodating grooves are arc-shaped and matched with the stress conduction blocks 3, thereby can adapt to the stress transfer of all directions, a plurality of 2 one-to-one arrangements of reinforcing strip of 1 both sides of H shaped steel component body, a plurality of reinforcing strip 2 pass through stop gear 4 and H shaped steel component body 1 fixed connection, stop gear 4 is including evenly setting up a plurality of first screw holes on H shaped steel component body 1, it is equipped with first stay bolt 6 all to match in a plurality of first screw holes, two reinforcing strip 2 of 1 both sides of H shaped steel component body are fixed on H shaped steel component body 1 through a first stay bolt 6, thereby guarantee to fix reinforcing strip 2 on H shaped steel component body 1.
Wherein, the diameter of the first long bolt 6 is within 3-10mm from the thickness of the H-shaped steel component body 1, the diameter of the first long bolt 6 is within 3-10mm from the thickness of the reinforcing strip 2, avoiding the conditions of long bolt fracture, H-shaped steel framework body 1 fracture, reinforcing strip 2 fracture and the like caused by stress concentration due to large difference, the first long bolt 6 is provided with a nut for reinforcing the first long bolt, a gasket is padded between the nut and the reinforcing strip 2 to ensure the fixed stability of the first long bolt 6, the gasket has a protection function, a plurality of semi-disc type stress reducing blocks 5 are symmetrically distributed on the upper side and the lower side of the H-shaped steel component body 1, the semi-disc type stress reducing blocks 5 are fixedly connected with the H-shaped steel component body 1, the plurality of semi-disc type stress reducing blocks 5 respectively correspond to the two ends of the reinforcing strips 2, and can share the stress at the accommodating groove position, avoid because the holding tank exists the regional interior resistance that leads to and reduces, when receiving stress effect, guarantee the resistance to guaranteed H shaped steel component body 1's resistance, avoided stress concentration.
When the concrete work is carried out, when axial stress is applied to the whole body, the H-shaped steel member body 1 is under the action of the axial stress, the stress transmission block 3 arranged in the accommodating groove on the H-shaped steel member body 1 receives the stress, so that the stress is transmitted to the reinforcing strip 2, because the self deformation resistance of the reinforcing strip 2 is realized, the deformation resistance is higher due to the arc arrangement, the stress is counteracted, the axial stress is reduced, the deformation of the H-shaped steel member body 1 is reduced, the generation of the internal stress is reduced, meanwhile, the axial stress also acts on the first long bolt 6, the first long bolt 6 transmits the stress to the reinforcing strip 2, but the reinforcing strip 2 is arranged in an arc shape, so that the deformation generated by the stress at two ends of the reinforcing strip 2 can be synchronously counteracted with the stress on the first long bolt 6, the stress concentration point is reduced while the stress is eliminated, when the H-shaped steel member body 1 is used, stress that both ends welding position received can disperse to H shaped steel component body 1 on, because both ends welding position contrast H shaped steel component body 1 width broad, be difficult to produce the fracture, avoid the stress concentration that the stress node received, to the stress of vertical and horizontal direction, a plurality of reinforcement strip 2 also have offset effect to be favorable to subducing steel structure node stress.
Example 2
Referring to fig. 4, this embodiment is different from the above embodiment in that: a plurality of 2 staggered arrangements of reinforcing strip of H shaped steel component body 1 both sides, evenly be equipped with a plurality of second screw holes on the H shaped steel component body 1, the downthehole matching of a plurality of second screw holes is equipped with second stay bolt 7, the quantity of a plurality of second stay bolts 7 is the twice of a plurality of first stay bolts, a plurality of reinforcing strip 2 are respectively through a plurality of second stay bolts 7 and H shaped steel component body 1 fixed connection, the difference of reinforcing strip 2 thickness and H shaped steel component body 1 thickness and second stay bolt 7 diameter all is between 3-10mm, be equipped with the nut for the reinforcement on the second stay bolt 7, and it has the gasket to fill up between nut and the H shaped steel component body 1.
Benefits and disadvantages from specific work; the reinforcing strips 2 which are arranged in a staggered mode have higher stress relief effect on the axial direction, because the reinforcing strips 2 on the two sides of the H-shaped steel member body 1 are arranged in a staggered mode, the elimination volume of the axial stress is increased, and because of the staggered arrangement, the bending directions of the two corresponding reinforcing strips 2 are different, so that the counteracting directions of the axial stress on the same section are different, thereby, the offset effect is increased, thereby increasing the resistance elimination effect, but the disadvantages are that the number of the threaded holes and the long bolts on the H-shaped steel member body 1 is increased, the probability of breakage at the positions of the threaded holes and damage between the long bolts and the H-shaped steel member body is increased, the resistance of the H-shaped steel member body 1 is also reduced, the resistance compensation effect of the reinforcing bars 2 on the H-shaped steel member body 1 is reduced, and the resistance to the stress other than the axial stress is reduced.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Although the terms of the H-beam member body 1, the reinforcing bar 2, the stress transmission block 3, the limiting mechanism 4, the stress relief block 5, the first long bolt 6, and the second long bolt 7 are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (8)
1. The profile steel component beneficial to reducing node stress of the steel structural member comprises an H-shaped steel component body (1) and is characterized in that two ends of the H-shaped steel component body (1) are both expanded and outwards expanded, the width of two ends of the H-shaped steel component body (1) is larger than the width of the main body of the H-shaped steel component body (1), a plurality of reinforcing strips (2) are arranged on two sides of the H-shaped steel component body (1), one ends of the adjacent reinforcing strips (2) are abutted, two ends of the plurality of reinforcing strips (2) are fixedly connected with stress transmission blocks (3), a plurality of accommodating grooves matched with the stress transmission blocks (3) are uniformly distributed on the inner wall of the H-shaped steel component body (1), the plurality of reinforcing strips (2) are fixedly connected with the H-shaped steel component body (1) through limiting mechanisms (4), and a plurality of semi-disc type stress reduction blocks (5) are symmetrically and uniformly distributed on two sides of the H-shaped steel component body (1), half disc type stress subducts piece (5) and H shaped steel component body (1) fixed connection, it is a plurality of half disc type stress subducts piece (5) correspond with a plurality of reinforcing strip (2) both ends position respectively.
2. The steel structural member for reducing node stress of steel structural member according to claim 1, wherein the plurality of reinforcing bars (2) on both sides of the H-shaped steel structural member body (1) are arranged in one-to-one correspondence.
3. The structural steel member beneficial to reducing node stress of a structural steel member according to claim 1, wherein the limiting mechanism (4) comprises a plurality of first threaded holes uniformly formed in the H-shaped steel member body (1), each of the plurality of first threaded holes is provided with a first long bolt (6) in a matching manner, and two reinforcing strips (2) on two sides of the H-shaped steel member body (1) are fixed on the H-shaped steel member body (1) through one first long bolt (6).
4. A steel structural member for facilitating the reduction of nodal stresses in a steel structural member according to claim 1, wherein a plurality of said reinforcing bars (2) are each arcuate in shape, and the degree of curvature of a plurality of said reinforcing bars (2) is forty-five degrees.
5. The steel structural member for reducing node stress of steel structural members favorably according to claim 3, wherein the diameter of the first long bolt (6) is within 3-10mm of the thickness of the H-shaped steel member body (1), the diameter of the first long bolt (6) is within 3-10mm of the thickness of the reinforcing strip (2), the first long bolt (6) is provided with a nut for reinforcing the first long bolt, and a gasket is padded between the nut and the reinforcing strip (2).
6. A steel structural member for facilitating the reduction of nodal stresses in a steel structural member according to claim 1, wherein the ends of said stress transmitting blocks (3) remote from the reinforcing strip (2) are curved and the bottom wall of said receiving groove is curved to match the stress transmitting blocks (3).
7. The steel structural member beneficial to reducing node stress of the steel structural member according to claim 1, wherein the H-shaped steel structural member body (1) is subjected to quenching treatment at a temperature of more than 600 ℃.
8. A steel structural member for facilitating the reduction of node stresses in a steel structural member according to claim 5, it is characterized in that a plurality of reinforcing strips (2) at two sides of the H-shaped steel member body (1) are arranged in a staggered way, a plurality of second threaded holes are uniformly formed in the H-shaped steel component body (1), second long bolts (7) are matched and arranged in the second threaded holes, the number of the second long bolts (7) is twice that of the first long bolts (6), the reinforcing strips (2) are fixedly connected with the H-shaped steel component body (1) through the second long bolts (7) respectively, the difference between the thickness of the reinforcing strip (2) and the thickness of the H-shaped steel member body (1) and the diameter of the second long bolt (7) is between 3 and 10mm, and a nut for reinforcement is arranged on the second long bolt (7), and a gasket is padded between the nut and the H-shaped steel member body (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921161968.7U CN211229183U (en) | 2019-07-23 | 2019-07-23 | Structural steel member beneficial to reducing node stress of structural steel member |
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| CN201921161968.7U CN211229183U (en) | 2019-07-23 | 2019-07-23 | Structural steel member beneficial to reducing node stress of structural steel member |
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| CN211229183U true CN211229183U (en) | 2020-08-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469051A (en) * | 2019-07-23 | 2019-11-19 | 江西省富煌钢构有限公司 | A kind of Steel section member for being conducive to cut down steel construction piece node stress |
-
2019
- 2019-07-23 CN CN201921161968.7U patent/CN211229183U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469051A (en) * | 2019-07-23 | 2019-11-19 | 江西省富煌钢构有限公司 | A kind of Steel section member for being conducive to cut down steel construction piece node stress |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A section steel member conducive to reducing joint stress of steel structure Effective date of registration: 20210922 Granted publication date: 20200811 Pledgee: De'an Branch of Jiujiang Bank Co.,Ltd. Pledgor: JIANGXI FUHUANG STEEL STRUCTURE Co.,Ltd. Registration number: Y2021980009673 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220915 Granted publication date: 20200811 Pledgee: De'an Branch of Jiujiang Bank Co.,Ltd. Pledgor: JIANGXI FUHUANG STEEL STRUCTURE CO.,LTD. Registration number: Y2021980009673 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of section steel member that is conducive to reducing the joint stress of steel structures Effective date of registration: 20221011 Granted publication date: 20200811 Pledgee: De'an Branch of Jiujiang Bank Co.,Ltd. Pledgor: JIANGXI FUHUANG STEEL STRUCTURE CO.,LTD. Registration number: Y2022980017983 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230928 Granted publication date: 20200811 Pledgee: De'an Branch of Jiujiang Bank Co.,Ltd. Pledgor: JIANGXI FUHUANG STEEL STRUCTURE CO.,LTD. Registration number: Y2022980017983 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |