CN209424780U - A kind of bridge expanssion joint reversible deformation welding platform - Google Patents
A kind of bridge expanssion joint reversible deformation welding platform Download PDFInfo
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- CN209424780U CN209424780U CN201822001284.2U CN201822001284U CN209424780U CN 209424780 U CN209424780 U CN 209424780U CN 201822001284 U CN201822001284 U CN 201822001284U CN 209424780 U CN209424780 U CN 209424780U
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- welding platform
- top surface
- expansion joint
- gate frame
- jack
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Abstract
The utility model discloses a kind of bridge expanssion joint reversible deformation welding platforms, including welding platform pedestal, gate frame, jack and expansion joint weldment, welding platform base top surface two sides are provided with gate frame bracket, gate frame is set to gate frame bracket top surface, the quantity of jack be several, jack for realizing expansion joint weldment deformation.The utility model can guarantee quick assembling and the welding of expansion joint weldment, guarantee that the flatness of expansion joint weldment after the completion of welding is met the requirements, improve welding efficiency, save assembly time, practical, easy to spread.
Description
Technical field
The utility model belongs to bridge expanssion joint welding technology field, specifically, being related to a kind of bridge expanssion joint contravariant
Shape welding platform.
Background technique
The anchoring piece that bridge expanssion joint weldment generally includes expansion joint fashioned iron and is welded on the fashioned iron of expansion joint is producing
Often anchoring piece is directly welded on the fashioned iron of expansion joint when production.
Currently, welding manner current in the industry of expansion joint, is that will be made of expansion joint anchoring piece and expansion joint fashioned iron
Weldment is freely placed on the bracket of certain altitude and is welded.The pad of expansion joint weldment is located at expansion joint fashioned iron
Bottom position.When butt welding contact is welded, the amount of heat for welding generation generates the top and bottom of expansion joint fashioned iron
Nonuniform heating phenomenon makes flexible fashioned iron generate biggish buckling phenomenon.It is wanted to meet the flatness of bridge expanssion joint finished product
It asks, traditional fabrication mode is after the welding of expansion joint weldment, it is also necessary to flame be carried out to the expansion joint weldment of welding deformation and rectified
Just, or using the mechanical expansion joint weldment to deformation of large-scale correction mechanical correction is carried out.However, expansion joint fashioned iron is low-alloy
Structure steel material, material cannot heat correction repeatedly, and heating correction can generate the material embrittlement of heating region repeatedly, that is, firmly
Degree changes, and reduces the fatigue strength of expansion joint fashioned iron.Bridge expanssion joint is frequently seen on highway bridge to come into operation
Afterwards soon, the phenomenon that expansion joint fashioned iron just fragments into several sections, the production work other than fashioned iron material factors itself, also with expansion joint
Skill has very big relationship.And heating repeatedly is carried out to expansion joint weldment and is corrected, also it is added significantly to the oxy-acetylene of heating
The process time of material consumption, labour cost and expansion joint weldment.Therefore, it is necessary to design a kind of bridge expanssion joint reversible deformation
Welding platform is with to solve the above technical problems.
Utility model content
For deficiency above-mentioned in the prior art, the utility model provides a kind of bridge expanssion joint reversible deformation welding platform,
For solving to exist in the prior art: needing to correct again after the completion of bridge expanssion joint welding, using effect is bad after correction, system
Make the technical problems such as period length.
In order to achieve the above object, the solution that the utility model uses is: a kind of bridge expanssion joint reversible deformation welding
Platform, including welding platform pedestal, gate frame, jack and expansion joint weldment, welding platform base top surface two sides
It is provided with gate frame bracket, the gate frame is set to gate frame bracket top surface, and the quantity of the jack is several,
The jack for realizing expansion joint weldment deformation.
Further, the welding platform pedestal includes top plate, stiff girder and bracket, and the stiff girder is set to top of support
Face, the top plate are set to top surface on stiff girder, several described jack are set to top plate top surface, and are located at welding platform bottom
Between the gate frame bracket of seat top surface two sides.
It further, further include supporting member, the welding platform pedestal includes top plate, stiff girder and bracket, described to put more energy into
Beam is set to cradle top surface, and the top plate is set to top surface on stiff girder, several described supporting member one end and top plate top surface connect
It connects, several described supporting member other ends are connect with expansion joint weldment, several described supporting members are respectively positioned on welding platform bottom
Between the gate frame bracket of seat top surface two sides, the jack is set to gate frame inside top.
Further, the welding platform base top surface is provided with electric arc barn door, and the electric arc barn door and welding are flat
Platform pedestal is on same axis.
Further, gate frame bracket top surface is to the vertical range of top plate top surface not less than under jack original state
Height.
The beneficial effects of the utility model are:
1. expansion joint weldment carries out reversible deformation assembly and is carried out in the utility model expansion joint reversible deformation welding platform
Welding can offset due to welding and so that expansion joint fashioned iron is generated large curved caused by nonuniform heating and deform, and meet flexible
The flatness requirement of sewed product is greatly reduced the process time of material consumption, labour cost and expansion joint weldment, is significantly increased
The fatigue strength of bridge expanssion joint greatly improves the durability of bridge expanssion joint, practical, easy to spread.
It is carried out 2. the utility model bridge expanssion joint reversible deformation welding platform can meet multiple expansion joint weldments simultaneously
Reversible deformation welding, and can be welded simultaneously in the two sides of welding platform, substantially increase the welding effect of expansion joint weldment
Rate.
3. expansion joint weldment in the utility model bridge expanssion joint reversible deformation welding platform can quick assembling, substantially
The assembly time of expansion joint weldment is saved.
Detailed description of the invention
Fig. 1 is the structural front view of the utility model bridge expanssion joint reversible deformation welding platform embodiment one；
Fig. 2 is the structural side view of the utility model bridge expanssion joint reversible deformation welding platform embodiment one；
Fig. 3 is the structural front view of the utility model bridge expanssion joint reversible deformation welding platform embodiment two；
Fig. 4 is the structural side view of the utility model bridge expanssion joint reversible deformation welding platform embodiment two；
In attached drawing: 1- welding platform pedestal, 101- top plate, 102- stiff girder, 103- bracket, 2- gate frame, 3- are very heavy
Top, the expansion joint 4- weldment, 5- supporting member, 6- gate frame bracket, 7- electric arc barn door.
Specific embodiment
The utility model is further described below in conjunction with attached drawing:
To keep the purpose of this utility model, technical solution and advantage clearer, below to the technology in the utility model
Scheme is clearly and completely described, it is clear that the embodiments are a part of the embodiments of the present invention, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, is fallen within the protection scope of the utility model.
Embodiment 1
Referring to FIG. 1, FIG. 2 and FIG. 3, the utility model provides a kind of bridge expanssion joint reversible deformation welding platform, including welding
Platform base 1, gate frame 2, jack 3 and expansion joint weldment 4, the 1 top surface two sides of welding platform pedestal are provided with
Gate frame bracket 6, the gate frame 2 are set to 6 top surface of gate frame bracket, and the quantity of the jack 3 is several, and is used
In the deformation for realizing expansion joint weldment 4, other devices that can be realized this function can also be used certainly, such as cylinder, oil cylinder
It include top plate 101, stiff girder 102 and bracket 103 Deng, the welding platform pedestal 1, the stiff girder 102 is set to bracket
103 top surfaces, the top plate 101 are set to top surface on stiff girder 102, and thick steel plate, stiff girder 102 and bracket can be used in top plate 101
103 can be used large-scale I-steel, so that welding platform pedestal 1 can satisfy bearing more than one piece expansion joint weldment 4 and carry out reversible deformation
Intensity when welding, while to make the width of welding platform pedestal 1 meet more than one piece expansion joint weldment 4 and carry out reversible deformation welding
When width, length be not less than expansion joint weldment 4 length.
The Jacking point that several described jack 3 are set to 101 top surface of top plate (refers to the type and length according to expansion joint fashioned iron
Spend determining jacking position) at, usually one jack 3 can be set or be made of multiple jack 3 in every place's Jacking point one
Group jack 3, and be located between the gate frame bracket 6 of 1 top surface two sides of welding platform pedestal, 1 top surface of welding platform pedestal
It is provided with electric arc barn door 7, the electric arc barn door 7 is on same axis with welding platform pedestal 1, can be to welding platform
On 4 two sides of expansion joint weldment simultaneously welded, the vertical range of 6 top surface of gate frame bracket to 101 top surface of top plate
Not less than the height under 3 original state of jack, enough placement spaces are provided for jack 3.
Working principle: in actual work, two ends of expansion joint weldment 4 respectively penetrate the door at welding platform both ends
In type frame 2, then use is mounted on the jack 3 at the 101 top surface Jacking point of top plate of welding platform pedestal 1 for flexible seam welding
The jacking of part 4 to preset reversible deformation camber (refers to and is stretched according to what the type of expansion joint fashioned iron and the size of welding thermal energy determined
Degree is encircleed in seam weld fitting reversible deformation in advance), expansion joint weldment 4 is welded from welding platform two sides simultaneously then, was welded
Cheng Zhong makes the reversible deformation stress of top surface reach certain release, makes expansion joint fashioned iron top since expansion joint fashioned iron top surface is heated
The length in face increases, and is shunk with offsetting the welding stress of expansion joint fashioned iron top surface after welding, make expansion joint weldment 4 keep with
The same flatness, meets the flatness requirement of expansion joint weldment 4 before welding.
Embodiment 2
Referring to Fig. 3 and Fig. 4, the utility model provides a kind of bridge expanssion joint reversible deformation welding platform, including welding platform
Pedestal 1, gate frame 2, jack 3 and expansion joint weldment 4, the 1 top surface two sides of welding platform pedestal are provided with gate
Frame bracket 6, the gate frame 2 are set to 6 top surface of gate frame bracket, and the quantity of the jack 3 is several, and for real
The now deformation of flexible weld seam fitting 4, can also be used other devices that can be realized this function, such as cylinder, oil cylinder, institute certainly
Stating welding platform pedestal 1 includes top plate 101, stiff girder 102 and bracket 103, and the stiff girder 102 is set to 103 top surface of bracket,
The top plate 101 is set to top surface on stiff girder 102, and thick steel plate can be used in top plate 101, and stiff girder 102 and bracket 103 can be used
Large-scale I-steel so that welding platform pedestal 1 can satisfy bearing more than one piece expansion joint weldment 4 carry out reversible deformation welding when it is strong
Degree, while the width of welding platform pedestal 1 to be made to meet width when more than one piece expansion joint weldment 4 carries out reversible deformation welding,
Length is not less than the length of expansion joint weldment 4.
Reversible deformation welding platform further includes supporting member 5, several described 5 one end of supporting member are connect with 101 top surface of top plate, if
Dry 5 other end of supporting member is connect with expansion joint weldment 4, several described supporting members 5 are respectively positioned on welding platform pedestal
At Jacking point between the gate frame bracket 6 of 1 top surface two sides, plays bearing expansion joint weldment 4 while constraining flexible seam welding
The purpose of 4 height of part, the inner cavity of gate frame 2 can meet simultaneously in the present embodiment places jack 3, expansion joint weldment 4
And the height needed when the reversible deformation of expansion joint, the jack 3 are set to 2 inside top of gate frame, for depressing flexible
4 both ends of seam weld fitting, 1 top surface of welding platform pedestal are provided with electric arc barn door 7, and the electric arc barn door 7 and welding are flat
Platform pedestal 1 is on same axis, can be welded simultaneously to 4 two sides of expansion joint weldment in welding platform
Working principle: before welding, two ends of expansion joint weldment 4 respectively penetrate the gate frame at welding platform both ends
In frame 2, the height of flexible 4 reversible deformation of weld seam fitting, the gate frame of subsequent 1 two sides of welding platform pedestal are limited by supporting member 5
Jack 3 in frame 2 pushes the both ends of expansion joint weldment 4 respectively, until expansion joint weldment 4 reaches preset reversible deformation arch
Degree, can be welded.
Preferably, the gate frame 2 in the present embodiment can also be knockdown frame, i.e., 2 two sides of gate frame is vertical
Column uses two independent little frameworks, and is wide-open space before two little frameworks, before welding, expansion joint weldment
4 can directly be put into from top to bottom between two little frameworks, and the crossbeam that one is used to constrain jack 3 is then penetrated two
Within little framework.For expansion joint weldment 4 in assembly, jack 3 constrains pressure downwards by crossbeam, by expansion joint weldment 4
Press to preset reversible deformation camber.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (5)
1. a kind of bridge expanssion joint reversible deformation welding platform, it is characterized in that: include welding platform pedestal (1), gate frame (2),
Jack (3) and expansion joint weldment (4), welding platform pedestal (1) the top surface two sides are provided with gate frame bracket (6),
The gate frame (2) is set to gate frame bracket (6) top surface, and the quantity of the jack (3) is several, the jack
(3) for realizing the deformation of expansion joint weldment (4).
2. bridge expanssion joint reversible deformation welding platform according to claim 1, it is characterized in that: the welding platform pedestal
It (1) include top plate (101), stiff girder (102) and bracket (103), the stiff girder (102) is set to bracket (103) top surface, institute
It states top plate (101) and is set to top surface on stiff girder (102), several described jack (3) are set to top plate (101) top surface, and
Between the gate frame bracket (6) of welding platform pedestal (1) top surface two sides.
3. bridge expanssion joint reversible deformation welding platform according to claim 1, it is characterized in that: further including supporting member (5), institute
Stating welding platform pedestal (1) includes top plate (101), stiff girder (102) and bracket (103), and the stiff girder (102) is set to branch
Frame (103) top surface, the top plate (101) are set to top surface on stiff girder (102), several described supporting member (5) one end and top
The connection of plate (101) top surface, several described supporting member (5) other ends are connect with expansion joint weldment (4), the supporting member (5)
It is respectively positioned between the gate frame bracket (6) of welding platform pedestal (1) top surface two sides, the jack (3) is set to gate frame
(2) inside top.
4. bridge expanssion joint reversible deformation welding platform according to claim 1, it is characterized in that: the welding platform pedestal
(1) top surface is provided with electric arc barn door (7), and the electric arc barn door (7) and welding platform pedestal (1) are on same axis.
5. bridge expanssion joint reversible deformation welding platform according to claim 2, it is characterized in that: the gate frame bracket (6)
The vertical range of top surface to top plate (101) top surface is not less than the height under jack (3) original state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822001284.2U CN209424780U (en) | 2018-11-30 | 2018-11-30 | A kind of bridge expanssion joint reversible deformation welding platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822001284.2U CN209424780U (en) | 2018-11-30 | 2018-11-30 | A kind of bridge expanssion joint reversible deformation welding platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209424780U true CN209424780U (en) | 2019-09-24 |
Family
ID=67970289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822001284.2U Active CN209424780U (en) | 2018-11-30 | 2018-11-30 | A kind of bridge expanssion joint reversible deformation welding platform |
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| CN (1) | CN209424780U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113770636A (en) * | 2021-11-12 | 2021-12-10 | 山东三星机械制造有限公司 | Welding tool |
| CN115922085A (en) * | 2023-03-10 | 2023-04-07 | 北京特希达交通基础设施科技有限公司 | Welding set is used in bridge construction |
-
2018
- 2018-11-30 CN CN201822001284.2U patent/CN209424780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113770636A (en) * | 2021-11-12 | 2021-12-10 | 山东三星机械制造有限公司 | Welding tool |
| CN115922085A (en) * | 2023-03-10 | 2023-04-07 | 北京特希达交通基础设施科技有限公司 | Welding set is used in bridge construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 bridge expansion joint anti deformation welding platform Effective date of registration: 20210601 Granted publication date: 20190924 Pledgee: Bank of China Limited Xinjin sub branch Pledgor: CHENGDU HONGTU LUQIAO MACHINE Co.,Ltd. Registration number: Y2021510000078 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |