CN215469154U - I-steel structure convenient to butt welding - Google Patents
I-steel structure convenient to butt welding Download PDFInfo
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- CN215469154U CN215469154U CN202121111838.XU CN202121111838U CN215469154U CN 215469154 U CN215469154 U CN 215469154U CN 202121111838 U CN202121111838 U CN 202121111838U CN 215469154 U CN215469154 U CN 215469154U
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Abstract
The utility model discloses an I-steel structure convenient for butt welding, which comprises a first I-steel body and a second I-steel body, wherein the second I-steel body is arranged at one end of the first I-steel body, the first I-steel body comprises a first web plate, a first end plate and a second end plate, one side of the first web plate is fixedly connected with the first end plate, and one side of the first web plate, which is far away from the first end plate, is fixedly connected with the second end plate. According to the utility model, the first I-shaped steel body and the second I-shaped steel body are inserted and welded in a staggered mode, so that the welding stress is dispersed, and the welding weak points at the positions of the first welding seam, the second welding seam and the third welding seam are staggered, so that the influence of stress concentration caused by welding on the overall structural strength is minimized, the overall performance of the welded I-shaped steel is improved, meanwhile, the bearing is carried out by using the unwelded material, and the overall bearing performance is improved.
Description
Technical Field
The utility model relates to the field of welding, in particular to an I-shaped steel structure convenient for butt welding.
Background
When the I-steel is used as a bearing beam, the condition of I-steel butt welding often exists.
The existing method for butt welding of I-shaped steel is shown in figure 4, generally, steel plates 16 are welded on two sides of a web plate at a butt joint, but the butt welding structure has the problem of welding stress concentration at a welding seam, meanwhile, the welding seams at the welding seams around the steel plates 16 are too dense, due to the existence of welding stress, the too dense welding seams can not only cause deformation of a base material, but also greatly weaken the performance of steel materials, and the weight of the whole butt welding structure is increased by welding the steel plates.
Therefore, it is necessary to provide an i-beam structure that facilitates butt welding to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an I-steel structure convenient for butt welding, wherein a first I-steel body and a second I-steel body are inserted and welded in a staggered mode, welding stress is dispersed, and welding weak points at the positions of a first welding seam, a second welding seam and a third welding seam are staggered, so that the influence of stress concentration caused by welding on the strength of the whole structure is minimized, the integral performance of the welded I-steel is improved, meanwhile, unwelded materials are used for bearing, the integral bearing performance is improved, and the defects in the technology are overcome.
In order to achieve the above purpose, the utility model provides the following technical scheme: a joist steel structure convenient for butt welding comprises a first joist steel body and a second joist steel body, wherein the second joist steel body is arranged at one end of the first joist steel body, the first joist steel body comprises a first web plate, a first end plate and a second end plate, one side of the first web plate is fixedly connected with the first end plate, one side of the first web plate, far away from the first end plate, is fixedly connected with the second end plate, one end of the first end plate is provided with a first notch, one end of the second end plate is provided with a second notch, the first notch and the second notch are distributed in a staggered manner, the length of the first web plate is greater than that of the first end plate and the second end plate, the second joist steel body comprises a second web plate, a third end plate and a fourth end plate, one side of the second web plate is fixedly connected with the third end plate, one side of the second web plate, far away from the third end plate, is fixedly connected with the fourth end plate, the one end of third end plate has seted up the third incision, the fourth incision has been seted up to the one end of fourth end plate, the third incision is staggered arrangement with the fourth incision, the length of second web is less than the length of third end plate and fourth end plate, the third incision matches with first incision, the fourth incision matches with the second incision, the one end that first web is close to the second web is pegged graft between third end plate and fourth end plate, the one end that first web is close to the second web matches with the second web.
Preferably, a first welding seam is formed at the joint of the first notch and the third notch, a third welding seam is formed at the joint of the second notch and the fourth notch, and a second welding seam is formed at the joint of the first web and the second web.
Preferably, the first welding seams and the second welding seams are distributed in a staggered mode.
Preferably, the second welding seam and the third welding seam are distributed in a staggered mode.
In the technical scheme, the utility model provides the following technical effects and advantages:
through welding first I-steel body and second I-steel body after inserting with crisscross mode, welding stress has been dispersed, the deformation of base metal has been reduced, and stagger the welding weak point of first weld joint, second weld joint and third weld joint department simultaneously, the stress concentration that makes the welding bring reduces to minimumly to the influence of overall structure intensity, the I-steel wholeness ability after having promoted the welding, utilize not welded material to carry out the bearing simultaneously, holistic bearing performance has been promoted.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic illustration of an explosive structure according to the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a schematic view of a conventional butt welding structure.
Description of reference numerals:
the first I-steel body 1, the second I-steel body 2, the first web 3, the first end plate 4, the second end plate 5, the first notch 6, the second notch 7, the second web 8, the third end plate 9, the fourth end plate 10, the third notch 11, the fourth notch 12, the first welding seam 13, the second welding seam 14, the third welding seam 15 and the steel plate 16.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides an I-steel structure convenient for butt welding as shown in figures 1-4, which comprises a first I-steel body 1 and a second I-steel body 2, wherein the second I-steel body 2 is arranged at one end of the first I-steel body 1, the first I-steel body 1 comprises a first web plate 3, a first end plate 4 and a second end plate 5, one side of the first web plate 3 is fixedly connected with the first end plate 4, one side of the first web plate 3, far away from the first end plate 4, is fixedly connected with the second end plate 5, one end of the first end plate 4 is provided with a first notch 6, one end of the second end plate 5 is provided with a second notch 7, the first notch 6 and the second notch 7 are distributed in a staggered manner, the length of the first web plate 3 is greater than that of the first end plate 4 and the second end plate 5, the second I-steel body 2 comprises a second web plate 8, a third end plate 9 and a fourth end plate 10, one side of the second web 8 is fixedly connected with a third end plate 9, one side of the second web 8, which is far away from the third end plate 9, is fixedly connected with a fourth end plate 10, one end of the third end plate 9 is provided with a third notch 11, one end of the fourth end plate 10 is provided with a fourth notch 12, the third notches 11 and the fourth notches 12 are staggered, the length of the second web 8 is smaller than that of the third end plate 9 and the fourth end plate 10, the third notch 11 is matched with the first notch 6, the fourth notch 12 is matched with the second notch 7, one end of the first web 3, which is close to the second web 8, is inserted between the third end plate 9 and the fourth end plate 10, and one end of the first web 3, which is close to the second web 8, is matched with the second web 8.
Furthermore, in the above technical solution, a first welded joint 13 is formed at the joint of the first notch 6 and the third notch 11, a third welded joint 15 is formed at the joint of the second notch 7 and the fourth notch 12, a second welded joint 14 is formed at the joint of the first web 3 and the second web 8, and the welded weak points at the first welded joint 13, the second welded joint 14 and the third welded joint 15 are staggered, so that the influence of stress concentration caused by welding on the overall structural strength is minimized;
further, in the above technical solution, the first welding seam 13 and the second welding seam 14 are distributed in a staggered manner, and a longitudinal acting force applied to the first welding seam 13 can be dispersed to the first web 3;
further, in the above technical solution, the second welding seam 14 and the third welding seam 15 are distributed in a staggered manner, and a longitudinal acting force applied to the third welding seam 15 can be dispersed to the first web 3;
the implementation mode is specifically as follows: the end parts of a first end plate 4 and a second end plate 5 on two sides of a first web plate 3 are respectively provided with a first notch 6 and a second notch 7, the first notch 6 and the second notch 7 are arranged in staggered distribution, the reserved length of the first web plate 3 is longer than that of the first end plate 4 and the second end plate 5 and is used for being in butt-joint connection with a second I-shaped steel body 2, a third notch 11 and a fourth notch 12 which are distributed in staggered distribution are also respectively arranged on a third end plate 9 and a fourth end plate 10 on two sides of a second web plate 8 and are respectively matched with the first notch 6 and the second notch 7, the length of the second web plate 8 is shorter than that of the third end plate 9 and the fourth end plate 10 and is used for matching with the extending length of the first web plate 3, after the first I-shaped steel body 1 is in butt-joint welding with the second I-shaped steel body 2, the first notch 6 is in butt-joint welding with the third notch 11 to form a first welding seam 13, and the second notch 7 is in butt-joint welding with the fourth notch 12 to form a third welding seam 15, the first web plate 3 and the second web plate 8 are butt-welded to form a second welding seam 14, under the structure, the welding stress weak point of the first I-steel body 1 and the second I-steel body 2 is at the first welding seam 13 and the third welding seam 15, and the longitudinal force borne by the first I-steel body 1 and the second I-steel body 2 acts on the first web plate 3 at the position, but the butt-jointed first welding seam 13 and the butt-jointed third welding seam 15 effectively avoid the concentration of welding stress, improve the overall performance of the structure, the second welding seam 14 formed by butt-welding the first web plate 3 and the second web plate 8 is also a stress weak point, but the two sides of the second welding seam 14 are respectively a third end plate 9 and a fourth end plate 10, the third end plate 9 and the fourth end plate 10 are both complete steel, are not welded, the problem of welding stress concentration does not exist, so the stress weak point at the second welding seam 14 can be protected and reinforced, compared with the existing welding structure, the steel plate 16 is omitted, the weight is reduced, welding is carried out after opposite insertion by utilizing a staggered mode, welding stress is dispersed, deformation of base metal is reduced, welding weak points at the positions of the first welding joint 13, the second welding joint 14 and the third welding joint 15 are staggered, influence of stress concentration caused by welding on the strength of the whole structure is reduced to the minimum, and the problem of stress concentration at the welding joint caused by butt welding of the mode of adding the welding steel plate in the prior art is specifically solved by the implementation mode.
This practical theory of operation:
referring to the attached drawings 1-3 of the specification, a first notch 6 and a second notch 7 are respectively formed in the end portions of a first end plate 4 and a second end plate 5 on two sides of a first web 3, the first notch 6 and the second notch 7 are arranged in a staggered distribution, the reserved length of the first web 3 is longer than that of the first end plate 4 and that of the second end plate 5 and is used for being in butt-joint connection with a second i-shaped steel body 2, a third notch 11 and a fourth notch 12 which are distributed in a staggered distribution are also respectively formed in a third end plate 9 and a fourth end plate 10 on two sides of a second web 8 and are respectively matched with the first notch 6 and the second notch 7, the length of the second web 8 is shorter than that of the third end plate 9 and that of the fourth end plate 10 and is used for matching with the extending length of the first web 3, after the first i-shaped steel body 1 and the second i-shaped steel body 2 are butt-welded, the first notch 6 and the third notch 11 are butt-welded to form a first welding seam 13, the second notch 7 and the fourth notch 12 are butt-welded to form a third weld seam 15, the first web 3 and the second web 8 are butt-welded to form a second weld seam 14, under the structure, the welding stress weak point of the first i-steel body 1 and the second i-steel body 2 is at the first weld seam 13 and the third weld seam 15, and the longitudinal force borne by the first i-steel body 1 and the second i-steel body 2 acts on the first web 3 at the position, but the first weld seam 13 and the third weld seam 15 which are not butt-jointed, so that the welding stress concentration is effectively avoided, the overall performance of the structure is improved, the second weld seam 14 formed by butt-welding the first web 3 and the second web 8 is also a stress weak point, but the two sides of the second weld seam 14 are respectively a third end plate 9 and a fourth end plate 10, the third end plate 9 and the fourth end plate 10 are both complete steel materials and are not welded, the problem of welding stress concentration does not exist, so the weak point of stress at the second welding seam 14 can be protected and strengthened.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (4)
1. The utility model provides a I-steel structure convenient to butt joint welding, includes first I-steel body (1) and second I-steel body (2), its characterized in that: the second I-steel body (2) is arranged at one end of the first I-steel body (1), the first I-steel body (1) comprises a first web (3), a first end plate (4) and a second end plate (5), one side of the first web (3) is fixedly connected with the first end plate (4), one side of the first web (3) far away from the first end plate (4) is fixedly connected with the second end plate (5), one end of the first end plate (4) is provided with a first notch (6), one end of the second end plate (5) is provided with a second notch (7), the first notch (6) and the second notch (7) are in staggered distribution, the length of the first web (3) is greater than that of the first end plate (4) and that of the second end plate (5), the second I-steel body (2) comprises a second web (8), a third end plate (9) and a fourth end plate (10), one side of the second web (8) is fixedly connected with a third end plate (9), one side of the second web (8) far away from the third end plate (9) is fixedly connected with a fourth end plate (10), one end of the third end plate (9) is provided with a third notch (11), one end of the fourth end plate (10) is provided with a fourth notch (12), the third cuts (11) and the fourth cuts (12) are arranged in a staggered mode, the length of the second web (8) is smaller than that of the third end plate (9) and the fourth end plate (10), the third cut (11) matching the first cut (6), the fourth cut (12) matching the second cut (7), one end of the first web plate (3) close to the second web plate (8) is inserted between the third end plate (9) and the fourth end plate (10), one end of the first web plate (3) close to the second web plate (8) is matched with the second web plate (8).
2. The i-steel structure convenient for butt welding of claim 1, wherein: the joint of the first notch (6) and the third notch (11) forms a first welding seam (13), the joint of the second notch (7) and the fourth notch (12) forms a third welding seam (15), and the joint of the first web plate (3) and the second web plate (8) forms a second welding seam (14).
3. The i-steel structure convenient for butt welding of claim 2, wherein: the first welding seams (13) and the second welding seams (14) are distributed in a staggered mode.
4. The i-steel structure convenient for butt welding of claim 2, wherein: the second welding seams (14) and the third welding seams (15) are distributed in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121111838.XU CN215469154U (en) | 2021-05-24 | 2021-05-24 | I-steel structure convenient to butt welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121111838.XU CN215469154U (en) | 2021-05-24 | 2021-05-24 | I-steel structure convenient to butt welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215469154U true CN215469154U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121111838.XU Active CN215469154U (en) | 2021-05-24 | 2021-05-24 | I-steel structure convenient to butt welding |
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| Country | Link |
|---|---|
| CN (1) | CN215469154U (en) |
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2021
- 2021-05-24 CN CN202121111838.XU patent/CN215469154U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220729 Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Lishen New Energy Technology Co.,Ltd. Address before: 266555 No. 6, Minshan Road, Huangdao District, Qingdao, Shandong Patentee before: LISHEN (QINGDAO) NEW ENERGY CO.,LTD. |
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| TR01 | Transfer of patent right |