CN111561100A - Large-scale beam steel structure member and production process thereof - Google Patents
Large-scale beam steel structure member and production process thereof Download PDFInfo
- Publication number
- CN111561100A CN111561100A CN201910113463.1A CN201910113463A CN111561100A CN 111561100 A CN111561100 A CN 111561100A CN 201910113463 A CN201910113463 A CN 201910113463A CN 111561100 A CN111561100 A CN 111561100A
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- Prior art keywords
- steel
- connecting end
- component
- pipe body
- crossbeam
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C2003/0404—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects
- E04C2003/0408—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by assembly or the cross-section
- E04C2003/0413—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by assembly or the cross-section being built up from several parts
Abstract
The invention discloses a large-scale beam steel structure member which comprises a first beam member and a second beam member, wherein an auxiliary connecting member is fixedly arranged between the first beam member and the second beam member through a fastening bolt, the auxiliary connecting member comprises a steel pipe body, a first connecting end and a second connecting end, the two ends of the steel pipe body are respectively provided with the first connecting end and the second connecting end in an integrated forming mode, first fixing pieces fixed on the end face of the steel pipe body are arranged on the two sides of the first connecting end, and second fixing pieces fixed on the side wall of the steel pipe body through bolts are arranged on the two sides of the second connecting end. The invention splits the beam structure into each group of parts, the beams form a complete individual body through the middle auxiliary connecting component, and the second connecting end of the auxiliary connecting component has longer length and can select the length inserted into the beam component, so as to modify the length of the whole beam.
Description
Technical Field
The invention relates to a steel clamping structure and a production process thereof, in particular to a large-scale beam steel structure member and a production process thereof.
Background
Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like, and rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight, and construction is simple and convenient, widely apply to fields such as large-scale factory building, venue, superelevation layer.
Just because this kind of advantage of steel construction for the application of steel construction is extensive, but when setting up some simple interim places, because its structure is fixed when the steel construction crossbeam dispatches from the factory, can't realize slight regulation for its fault-tolerant rate of setting up is lower, brings certain inconvenience for the work of setting up, and inconvenient realization is quick to set up, consequently needs a new technical scheme to solve this problem.
Disclosure of Invention
The invention aims to provide a large-scale beam steel structure member and a production process thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a large-scale crossbeam steel structural member, includes first crossbeam component and second crossbeam component, first crossbeam component and second crossbeam component are hollow square steel structure be equipped with supplementary connecting elements through fastening bolt is fixed between first crossbeam component and the second crossbeam component, supplementary connecting elements includes steel pipe body, first connection end and second connection end, the both ends of steel pipe body integrated into one piece are equipped with first connection end and second connection end respectively the both sides of first connection end are equipped with the first stationary blade that is fixed in steel pipe body terminal surface the both sides of second connection end are equipped with the second stationary blade through the bolt fastening on the steel pipe body lateral wall, all set up the same screw of a plurality of intervals on first connection end, second connection end, first stationary blade and the second stationary blade.
As a preferable technical solution of the present invention, two side walls of one end of each of the first cross member and the second cross member, which is close to the auxiliary connecting member, are respectively provided with a first notch used in cooperation with the first fixing piece and the second fixing piece, and the first notch is provided with at least three groups of screw holes having the same interval as that of the first fixing piece along the length direction thereof.
As a preferable technical scheme of the invention, a second notch matched with the second fixing sheet for use is formed in the side wall of one end, close to the second connector, of the steel pipe body.
As a preferred technical scheme of the present invention, a gap block piece is fixedly disposed between the first beam member and the auxiliary connecting member through a bolt, the cross section of the gap block piece is n-shaped, and screw holes having the same interval as the second fixing piece are disposed on the side wall of the gap block piece.
As a preferable aspect of the present invention, the end surface shapes of the first connection end and the second connection end are identical to the sizes of the inner cavities of the first cross member and the second cross member.
The production process of the large-sized beam steel structure member is characterized by comprising the following steps of:
s1, square steel pretreatment: forging and pressing a square steel original piece at the high temperature of 850-;
s2, cutting steel: cutting the end face of the steel material obtained in the step S1 on a cutting platform to cut a first notch 7 and a second notch 45, wherein the cutting depth is 0.3-0.8 mm;
s3, pretreatment of a connecting component: cutting the end face of the raw material of the auxiliary connecting member in the step S1 to match the square steel cavity for cutting to a corresponding size;
s4, steel plate treatment: carrying out omnibearing preheating treatment on a raw material steel plate in an environment of 300-350 ℃, wherein the preheating time is 30min, rapidly increasing the temperature in the furnace to 1200 ℃, rotatably heating the steel plate, uniformly heating, cooling the temperature in the furnace to 500-600 ℃, forging and pressing the steel plate for 20min, and cooling to prepare a first fixing sheet 43 and a second fixing sheet 44;
s5, opening holes: positioning and perforating the first fixing sheet 43, the second fixing sheet 44, the first cross beam member 1 and the second cross beam member 2 on a perforating machine, and polishing;
s6, spray painting assembly: and performing antirust paint spraying on each part, and assembling and leaving factory.
As a preferable technical scheme of the invention, in the step S1, the temperature rise range of the heating furnace per hour is 50-100 ℃.
As a preferred technical scheme of the invention, in step S2, the cutting machine is a numerical control cutting machine, and the horizontal adjustment of the track of the numerical control cutting machine is 20m ± 2.5 mm; the levelness of the numerical control cutting jig frame is adjusted within the range of 2m multiplied by 6m +/-10 mm.
Compared with the prior art, the invention has the beneficial effects that: the structure and the shape of the steel structure beam in the traditional technical scheme are mostly fixed when leaving a factory, fine adjustment cannot be realized, the fault tolerance rate is low when the beam is installed, and the installation cannot be quickly realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
in the figure: 1-a first beam member, 2-a second beam member, 3-a notch plugging piece, 4-an auxiliary connecting member, 5-a fastening bolt, 6-a screw hole, 7-a first notch, 40-a steel pipe body, 41-a first connecting end, 42-a second connecting end, 43-a first fixing piece, 44-a second fixing piece and 45-a second notch.
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 and fig. 2, the present invention provides a technical solution: a large-scale beam steel structure member comprises a first beam member 1 and a second beam member 2, wherein the first beam member 1 and the second beam member 2 are of hollow square steel structures, an auxiliary connecting member 4 is fixedly arranged between the first beam member 1 and the second beam member 2 through a fastening bolt 5, the auxiliary connecting member 4 comprises a steel pipe body 40, a first connecting end 41 and a second connecting end 42, two ends of the steel pipe body 40 are respectively provided with the first connecting end 41 and the second connecting end 42 in an integrated forming mode, two sides of the first connecting end 41 are provided with first fixing plates 43 fixed on the end face of the steel pipe body 40, two sides of the second connecting end 42 are provided with second fixing plates 44 fixed on the side wall of the steel pipe body 40 through bolts, and a plurality of screw holes 6 with the same interval are respectively arranged on the first connecting end 41, the second connecting end 42, the first fixing plates 43 and the second fixing plates 44, the end face shapes of the first connecting end 41 and the second connecting end 42 are consistent with the sizes of the inner cavities of the first beam member 1 and the second beam member 2, the lengths of the first connecting end 41 and the second connecting end 42 on the two end faces of the steel pipe body 40 are not consistent, the length of the second connecting end 42 is generally 2-4 times of that of the first connecting end 41, when in use, the first connecting end 41 is directly inserted into the cavity of the second beam member 2 and is fixed through the fastening bolt 5, meanwhile, the second connecting end 42 is inserted into the cavity of the first beam member 1, the insertion depth can be properly selected, so as to achieve the purpose of adjusting the whole length of the beam, increase the fault tolerance rate of beam installation and facilitate quick installation, when the second connecting end 42 is installed, at least more than three groups of screw holes 6 need to be inserted into the first beam member 1 to better play a role in stability, meanwhile, the outer side of the fixing piece is fixed with the fastening bolt 5 through the second fixing piece 44, and the use is convenient.
Simultaneously all seted up the first notch 7 that the cooperation was used with second stationary blade 43 on the wall of the one end both sides that first crossbeam component 1 and second crossbeam component 2 are close to auxiliary connection component 4, first notch 7 is seted up at least three groups along its length direction and is gone up the same screw 6 in interval with first stationary blade 43, set up the second notch 45 that the cooperation second stationary blade used on the lateral wall that steel pipe body 40 is close to second connector 42 one end, through first notch 7 and second notch 45, the installation appearance that uses first stationary blade 43 and second stationary blade 44 is more whole, and is pleasing to the eye.
A gap plugging piece 3 is fixedly arranged between the first beam member 1 and the auxiliary connecting member 4 through bolts, the section of the gap plugging piece 3 is of an n-shaped structure, the side wall of the gap plugging piece 3 is provided with screw holes 6 with the same distance with the second fixing pieces 44, since the second connecting end 42 is drawn out of the first cross member 1, there is a gap between the auxiliary connecting member 4 and the first cross member 1, so that the appearance of the cross member is affected, meanwhile, stress concentration exists at the joint of the first beam structure 1 and the auxiliary connecting component 4, the structure can be damaged for a long time, the notch plugging piece 3 with various widths is selected according to the extending length of the second connecting end 42 during production, so that the integral attractiveness is guaranteed, the service life of the component is prolonged, and the notch plugging piece is convenient and quick.
A production process of a large-scale beam steel structure member comprises the following steps:
s1, square steel pretreatment: forging and pressing a square steel original piece at the high temperature of 850-;
s2, cutting steel: cutting the end face of the steel material obtained in the step S1 on a cutting platform to cut a first notch 7 and a second notch 45, wherein the cutting depth is 0.3-0.8 mm;
s3, pretreatment of a connecting component: cutting the end face of the raw material of the auxiliary connecting member in the step S1 to match the square steel cavity for cutting to a corresponding size;
s4, steel plate treatment: the method comprises the steps of carrying out omnibearing preheating treatment on a raw material steel plate in an environment of 300-350 ℃, wherein the preheating time is 30min, rapidly increasing the temperature in a furnace to 1200 ℃, enabling the steel plate to be heated in a rotating manner, uniformly heating, cooling the temperature in the furnace to 500-600 ℃, forging and pressing the steel plate for 20min, cooling to prepare a first fixing sheet 43 and a second fixing sheet 44, softening the steel plate, enhancing the toughness, and enabling a connecting part to be more stable and not easy to loosen;
s5, opening holes: positioning and perforating the first fixing sheet 43, the second fixing sheet 44, the first cross beam member 1 and the second cross beam member 2 on a perforating machine, and polishing;
s6, spray painting assembly: and performing antirust paint spraying on each part, and assembling and leaving factory.
In step S1, the heating furnace is heated at a temperature of 50-100 ℃ per hour. In step S2, the cutting machine is a numerical control cutting machine, and the horizontal adjustment of the track of the numerical control cutting machine is 20m +/-2.5 mm; the levelness of the numerical control cutting jig frame is adjusted within the range of 2m multiplied by 6m +/-10 mm.
The structure and the shape of the steel structure beam in the traditional technical scheme are mostly fixed when leaving a factory, fine adjustment cannot be realized, the fault tolerance rate is low when the beam is installed, and the installation cannot be quickly realized.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a large-scale crossbeam steel construction member, includes first crossbeam member (1) and second crossbeam member (2), and first crossbeam member (1) and second crossbeam member (2) are hollow square steel structure, its characterized in that: an auxiliary connecting component (4) is fixedly arranged between the first beam component (1) and the second beam component (2) through a fastening bolt (5), the auxiliary connecting component (4) comprises a steel pipe body (40), a first connecting end head (41) and a second connecting end head (42), the two ends of the steel pipe body (40) are respectively provided with a first connecting end (41) and a second connecting end (42) in an integrated forming way, first fixing pieces (43) fixed on the end face of the steel pipe body (40) are arranged on two sides of the first connecting end (41), two sides of the second connecting end (42) are provided with second fixing pieces (44) which are fixed on the side wall of the steel pipe body (40) through bolts, a plurality of screw holes (6) with the same distance are formed in the first connecting end (41), the second connecting end (42), the first fixing piece (43) and the second fixing piece (44).
2. A large-sized cross beam steel structural member according to claim 1, wherein: first notch (7) that cooperation first stationary blade (43) and second stationary blade (44) cooperation were used are all seted up on first crossbeam component (1) and second crossbeam component (2) are close to the one end both sides wall of auxiliary connection component (4), screw (6) that the interval is the same on at least three groups and first stationary blade (43) are seted up along its length direction in first notch (7).
3. A large-sized cross beam steel structural member according to claim 1, wherein: and a second notch (45) matched with the second fixing piece for use is formed in the side wall of one end, close to the second connector (42), of the steel pipe body (40).
4. A large-sized cross beam steel structural member according to claim 1, wherein: be equipped with breach shutoff piece (3) through the bolt fastening between first crossbeam member (1) and auxiliary connection component (4), breach shutoff piece (3) cross-section is n type structure seted up on the lateral wall of breach shutoff piece (3) with the same screw (6) of interval on second stationary blade (44).
5. A large-sized cross beam steel structural member according to claim 1, wherein: the end face shapes of the first connecting end (41) and the second connecting end (42) are consistent with the sizes of the inner cavities of the first cross member (1) and the second cross member (2).
6. The production process of the large-sized beam steel structural member according to any one of claims 1 to 5, characterized by comprising the following steps:
s1, square steel pretreatment: forging and pressing a square steel original piece at the high temperature of 850-;
s2, cutting steel: cutting the end face of the steel material obtained in the step S1 on a cutting platform to cut a first notch (7) and a second notch (45), wherein the cutting depth is 0.3-0.8 mm;
s3, pretreatment of a connecting component: cutting the end face of the raw material of the auxiliary connecting member in the step S1 to match the square steel cavity for cutting to a corresponding size;
s4, steel plate treatment: carrying out omnibearing preheating treatment on a raw material steel plate in an environment of 300-350 ℃, wherein the preheating time is 30min, rapidly increasing the temperature in the furnace to 1200 ℃, rotatably heating the steel plate, uniformly heating, cooling the temperature in the furnace to 500-600 ℃, forging and pressing the steel plate for 20min, and cooling to prepare a first fixing sheet (43) and a second fixing sheet (44);
s5, opening holes: positioning and perforating a first fixing sheet (43), a second fixing sheet (44), a first cross beam member (1) and a second cross beam member (2) on a perforating machine, and polishing;
s6, spray painting assembly: and performing antirust paint spraying on each part, and assembling and leaving factory.
7. The production process of the large-sized beam steel structural member according to claim 6, wherein the production process comprises the following steps: in step S1, the heating furnace is heated at a temperature of 50-100 ℃ per hour.
8. The production process of the large-sized beam steel structural member according to claim 6, wherein the production process comprises the following steps: in step S2, the cutting machine is a numerical control cutting machine, and the horizontal adjustment of the track of the numerical control cutting machine is 20m +/-2.5 mm; the levelness of the numerical control cutting jig frame is adjusted within the range of 2m multiplied by 6m +/-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910113463.1A CN111561100A (en) | 2019-02-14 | 2019-02-14 | Large-scale beam steel structure member and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910113463.1A CN111561100A (en) | 2019-02-14 | 2019-02-14 | Large-scale beam steel structure member and production process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111561100A true CN111561100A (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910113463.1A Pending CN111561100A (en) | 2019-02-14 | 2019-02-14 | Large-scale beam steel structure member and production process thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095918A (en) * | 2020-09-28 | 2020-12-18 | 宿迁小鲤工业设计有限公司 | Steel structure combination beam for assembled building |
| CN112942677A (en) * | 2021-01-26 | 2021-06-11 | 上海绿地建设(集团)有限公司 | Assembled double-side-plate all-bolt steel connecting beam |
-
2019
- 2019-02-14 CN CN201910113463.1A patent/CN111561100A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095918A (en) * | 2020-09-28 | 2020-12-18 | 宿迁小鲤工业设计有限公司 | Steel structure combination beam for assembled building |
| CN112942677A (en) * | 2021-01-26 | 2021-06-11 | 上海绿地建设(集团)有限公司 | Assembled double-side-plate all-bolt steel connecting beam |
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Application publication date: 20200821 |