CN111910518A - Manufacturing process of novel steel structure bridge - Google Patents
Manufacturing process of novel steel structure bridge Download PDFInfo
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- CN111910518A CN111910518A CN201910378063.3A CN201910378063A CN111910518A CN 111910518 A CN111910518 A CN 111910518A CN 201910378063 A CN201910378063 A CN 201910378063A CN 111910518 A CN111910518 A CN 111910518A
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- manufacturing process
- buffer rod
- frame
- novel steel
- jig
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a manufacturing process of a novel steel bridge, which comprises the following steps: the method comprises the following steps: designing and manufacturing a jig frame according to the weight, the structural form, the appearance outline, the beam section manufacturing pre-deformation, the design line type, the bridge forming pre-arch value, the steel box girder transfer and other factors of the beam section, and performing the second step: the jig frame adopts a profile steel frame platform, and a frame longitudinal beam and a frame transverse beam are burst-connected into a whole and are connected with a concrete strip base embedded part to form a rigid body. According to the invention, the buffer rod bodies are arranged among the tire frame plates, so that the tire frame plates can be connected, the tire frame plates can uniformly and integrally bear force, and the vibration of the tire frame plates can be buffered by adopting the buffer rod bodies.
Description
Technical Field
The invention relates to the technical field of steel structure bridges, in particular to a manufacturing process of a novel steel structure bridge.
Background
The existing steel has the characteristics of high strength, light dead weight, good integral rigidity and strong deformability, so the steel is particularly suitable for building large-span, ultrahigh and overweight buildings, has good material homogeneity and isotropy, belongs to an ideal elastomer, best meets the basic assumption of general engineering mechanics, has good material plasticity and toughness, can have large deformation, can well bear dynamic load, and has short construction period; the industrial degree is high, the specialized production with high mechanization degree can be carried out, and the steel structure needs to research high-strength steel so as to greatly improve the yield point strength of the steel structure; in addition, new types of section steel, such as H-shaped steel, T-shaped steel, profiled steel plates and the like, need to be rolled to meet the requirements of large-span structures and super high-rise buildings, and in addition, a heat bridge-free light steel structure system exists, the buildings are not energy-saving, the cold and hot bridge problem of the buildings is solved by using ingenious special connecting pieces, cables, water supply and drainage pipelines pass through the wall due to a small truss structure, construction and decoration are convenient, the downstream industry has a large traction and driving effect on the development of the steel structure industry, and the future development conditions of the industry are directly determined by the change of the requirements. The steel structure has the comprehensive advantages of high strength, light dead weight, good anti-seismic performance, high industrialization degree, short construction period, strong plasticity, energy conservation, environmental protection and the like, and is widely applied to industries such as industrial plants, municipal infrastructure construction, cultural and educational sports construction, electric power, bridges, marine petroleum engineering, aerospace and the like, the market space is gradually enlarged, and the existing steel structure bridges need to be assembled and welded by using a jig frame in the manufacturing process.
Present steel construction bridge is at the in-process of making, need carry out the scrubbing to the steel surface, but steel will utilize outside cleaning equipment to clean, and current bed-jig is when carrying out the assembly welding of bridge, the security performance is not fine, the in-process of assembling at steel, the condition that steel dropped can appear sometimes, unusual danger, not only so a plurality of bed-jig boards on the current bed-jig all are independent fixed, this kind of fixed mode, lead to the bearing capacity of bed-jig board not good easily, therefore, we provide the preparation technology of a novel steel structure bridge.
Disclosure of Invention
The invention aims to provide a manufacturing process of a novel steel bridge, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a manufacturing process of a novel steel bridge comprises the following steps:
the method comprises the following steps: designing and manufacturing a jig frame according to the weight, the structural form, the appearance contour, the beam section manufacturing pre-deformation, the design line type, the bridge forming pre-arch value, the steel box beam transfer and other factors of the beam section;
step two: the jig frame adopts a profile steel frame platform, and a longitudinal beam and a transverse beam of the frame are burst-connected into a whole and are connected with a concrete strip base embedded part to form a rigid body;
step three: after the jig frame is welded and formed, a plurality of groups of buffer rod bodies are connected among the jig plates on the strip-shaped cement pier;
step four: and finally, fixedly connecting extension plates to the strip-shaped cement piers on the front side and the rear side, and assembling and welding the steel-structured bridge after the fixing is finished.
As a preferred embodiment of the present invention, the damping rod body in step three may be one or more of a hydraulic damping rod, a damping rod, an oil pressure damping rod and a spring damping rod.
As a preferred embodiment of the present invention, in the third step, the top of the buffer rod body is fixedly connected with a nozzle, the nozzle is connected with an external water pipe, the water pipe is connected with an external water pump, and the water pump is connected with an external water tank.
As a preferred embodiment of the invention, the spray head can be one or more of a rotary spray head, a water-dispersing spray head and a diffusion spray head.
In a preferred embodiment of the present invention, the four corners of the top of the extension board in the fourth step are fixedly connected with springs, and the tops of the springs are fixedly connected with another extension board.
As a preferred embodiment of the present invention, the extension plate in the fourth step may be one or more of a porous sound-absorbing plate, a honeycomb-structured plate and a rubber plate.
As a preferred embodiment of the invention, the water pump can be one or more of a centrifugal pump, a flow pump and a timing pump.
Compared with the prior art, the invention has the following beneficial effects:
through installing the buffering body of rod between each bed-jig board, can make and connect between each bed-jig board, make the bearing capacity that the bed-jig board can evenly be integrated, and adopt the buffering body of rod, can cushion the vibration of bed-jig board, through installing the shower nozzle on the buffering body of rod, can place on the bed-jig at steel, utilize a plurality of shower nozzles directly to carry out the scrubbing washing to steel on the bed-jig, saved and utilized external equipment to carry out the scrubbing to steel, through set up the extension plate on bar cement mound and set up the spring on the extension plate, can make the bed-jig play safety protection's effect, when some steel drop, can block the buffering to steel.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a process flow diagram of the manufacturing process of the novel steel bridge.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1, the present invention provides a technical solution: a manufacturing process of a novel steel bridge comprises the following steps:
the method comprises the following steps: designing and manufacturing a jig frame according to the weight, the structural form, the appearance contour, the beam section manufacturing pre-deformation, the design line type, the bridge forming pre-arch value, the steel box beam transfer and other factors of the beam section;
step two: the jig frame adopts a profile steel frame platform, and a longitudinal beam and a transverse beam of the frame are burst-connected into a whole and are connected with a concrete strip base embedded part to form a rigid body;
step three: after the jig frame is welded and formed, a plurality of groups of buffer rod bodies are connected among the jig plates on the strip-shaped cement pier;
step four: and finally, fixedly connecting extension plates to the strip-shaped cement piers on the front side and the rear side, and assembling and welding the steel-structured bridge after the fixing is finished.
Furthermore, the buffer rod body in the third step can be one or more of a hydraulic buffer rod, a damping buffer rod, an oil pressure buffer rod and a spring buffer rod.
Further, the buffering body of rod in step three, top fixedly connected with shower nozzle, shower nozzle and outside water piping connection, the water pipe is connected with outside water pump, and the water pump is connected with outside water tank.
Further, the spray head can be one or more of a rotary spray head, a water-dispersing spray head and a diffusion spray head.
Furthermore, four corners of the top of the extension plate in the fourth step are fixedly connected with springs, and the top of each spring is fixedly connected with another extension plate.
Furthermore, the extension plate in the fourth step can be one or more of a porous sound-absorbing plate, a honeycomb structure plate and a rubber plate.
Further, the water pump can be one or more of a centrifugal pump, a flow pump and a timing pump.
When the manufacturing process of the novel steel structure bridge is used, the design and the manufacture of the jig frame are carried out according to the weight of a beam section, the structural form, the outline, the beam section manufacturing predeformation, the design line type, the bridge forming pre-arching value, the steel box beam transfer and other factors, the jig frame foundation adopts the concrete strip type cement pier, firstly, the bearing capacity of the concrete strip foundation and the foundation are checked and calculated according to the weight of the maximum beam section, the foundation treatment mode, the reinforced concrete proportioning and the like are determined, the jig frame adopts a steel section frame platform, the frame is longitudinally and transversely burst into a whole and is connected with the concrete strip foundation embedded part to form a rigid body, after the jig frame is welded and formed, a plurality of groups of buffer rod bodies are connected among the jig plates on the strip type cement piers, the extension plates are fixedly connected on the front and rear strip type cement piers, the steel structure bridge can be assembled and welded after the fixation is finished, the buffer rod bodies are installed among the jig plates, can make and connect between each bed-jig board, make the bearing capacity that the bed-jig board can evenly be integrated, and adopt the buffering body of rod, can cushion the vibration of bed-jig board, through installing the shower nozzle on the buffering body of rod, can place on the bed-jig at steel when, utilize a plurality of shower nozzles directly to carry out the scrubbing washing to steel on the bed-jig, saved and utilized external equipment to carry out the scrubbing to steel, through set up the extension plate on bar cement mound and set up the spring on the extension plate, can make the bed-jig play safety protection's effect, when some steel drop, can block the buffering to steel.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The manufacturing process of the novel steel bridge is characterized by comprising the following steps of:
the method comprises the following steps: designing and manufacturing a jig frame according to the weight, the structural form, the appearance contour, the beam section manufacturing pre-deformation, the design line type, the bridge forming pre-arch value, the steel box beam transfer and other factors of the beam section;
step two: the jig frame adopts a profile steel frame platform, and a longitudinal beam and a transverse beam of the frame are burst-connected into a whole and are connected with a concrete strip base embedded part to form a rigid body;
step three: after the jig frame is welded and formed, a plurality of groups of buffer rod bodies are connected among the jig plates on the strip-shaped cement pier;
step four: and finally, fixedly connecting extension plates to the strip-shaped cement piers on the front side and the rear side, and assembling and welding the steel-structured bridge after the fixing is finished.
2. The manufacturing process of the novel steel bridge according to claim 1, characterized in that: the buffer rod body in the third step can be one or more of a hydraulic buffer rod, a damping buffer rod, an oil pressure buffer rod and a spring buffer rod.
3. The manufacturing process of the novel steel bridge according to claim 1, characterized in that: and in the third step, a spray head is fixedly connected to the top of the buffer rod body, the spray head is connected with an external water pipe, the water pipe is connected with an external water pump, and the water pump is connected with an external water tank.
4. The manufacturing process of the novel steel bridge according to claim 3, characterized in that: the spray head can be one or more of a rotary spray head, a water-dispersing spray head and a diffusion spray head.
5. The manufacturing process of the novel steel bridge according to claim 4, characterized in that: and four corners of the top of the extension plate in the fourth step are fixedly connected with springs, and the tops of the springs are fixedly connected with another extension plate.
6. The manufacturing process of the novel steel bridge according to claim 1, characterized in that: the extension plate in the fourth step can be one or more of a porous sound-absorbing plate, a honeycomb structure plate and a rubber plate.
7. The manufacturing process of the novel steel bridge according to claim 3, characterized in that: the water pump can be one or more of a centrifugal pump, a flow pump and a timing pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910378063.3A CN111910518A (en) | 2019-05-08 | 2019-05-08 | Manufacturing process of novel steel structure bridge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910378063.3A CN111910518A (en) | 2019-05-08 | 2019-05-08 | Manufacturing process of novel steel structure bridge |
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| CN111910518A true CN111910518A (en) | 2020-11-10 |
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Citations (6)
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|---|---|---|---|---|
| CN104727560A (en) * | 2015-02-16 | 2015-06-24 | 中交一航局第一工程有限公司 | Reinforced concrete structure reinforced steel framework forming method and reinforced steel jig frame |
| CN206109991U (en) * | 2016-09-30 | 2017-04-19 | 中交路桥华南工程有限公司 | Reinforcing bar segmental assembling bed -jig with adjustable |
| CN107841949A (en) * | 2017-07-21 | 2018-03-27 | 南通振华重型装备制造有限公司 | A kind of building technology of inverted trapezoidal Bridge beam assembly moulding bed |
| CN108560428A (en) * | 2018-06-29 | 2018-09-21 | 中交二公局第四工程有限公司 | A kind of assembled steel reinforced binding moulding bed group suitable for different size Precast T-Beams |
| KR101934405B1 (en) * | 2017-11-01 | 2019-01-07 | 김민중 | Prestressed concrete box girder and manufacturing method thereof |
| CN109610289A (en) * | 2018-12-21 | 2019-04-12 | 中冶天工集团有限公司 | A kind of production method of hyperboloid steel box-girder moulding bed |
-
2019
- 2019-05-08 CN CN201910378063.3A patent/CN111910518A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727560A (en) * | 2015-02-16 | 2015-06-24 | 中交一航局第一工程有限公司 | Reinforced concrete structure reinforced steel framework forming method and reinforced steel jig frame |
| CN206109991U (en) * | 2016-09-30 | 2017-04-19 | 中交路桥华南工程有限公司 | Reinforcing bar segmental assembling bed -jig with adjustable |
| CN107841949A (en) * | 2017-07-21 | 2018-03-27 | 南通振华重型装备制造有限公司 | A kind of building technology of inverted trapezoidal Bridge beam assembly moulding bed |
| KR101934405B1 (en) * | 2017-11-01 | 2019-01-07 | 김민중 | Prestressed concrete box girder and manufacturing method thereof |
| CN108560428A (en) * | 2018-06-29 | 2018-09-21 | 中交二公局第四工程有限公司 | A kind of assembled steel reinforced binding moulding bed group suitable for different size Precast T-Beams |
| CN109610289A (en) * | 2018-12-21 | 2019-04-12 | 中冶天工集团有限公司 | A kind of production method of hyperboloid steel box-girder moulding bed |
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Application publication date: 20201110 |
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