CN201110804Y - Multifunctional experimental bench - Google Patents
Multifunctional experimental bench Download PDFInfo
- Publication number
- CN201110804Y CN201110804Y CNU2007200871883U CN200720087188U CN201110804Y CN 201110804 Y CN201110804 Y CN 201110804Y CN U2007200871883 U CNU2007200871883 U CN U2007200871883U CN 200720087188 U CN200720087188 U CN 200720087188U CN 201110804 Y CN201110804 Y CN 201110804Y
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- girder
- cross beam
- entablature
- sill
- bearing
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Abstract
A multifunctional testing stand relates to a multifunctional testing stand which operates static load tests to a simple box girder and large gantry crane testing, which is mainly composed of a main beam, an upper cross beam, a lower cross beam, a collar beam, a sleeper beam, a draw rod, a support stand and a lift cylinder, all the elements utilize steel box girder structure except for the draw rod, the support stand and the lift cylinder, wherein the main beam is produced in three sections, both the connection between the main beam and the upper cross beam and the connection of the main beam use high strength bolts, the upper cross beam and the lower cross beam are connected by the draw rod, and the collar beam and the main beam is connected by common bolts. When a box girder is in static load, a reaction structure is utilized to reduce the requirement for ground bearing capacity, and all elements of the multifunctional testing stand need using. When gantry crane is in testing time, only the upper cross beam, the lower cross beam, the draw rod and the support stand are used, and a hanger rod pf the gantry crane is connected with the upper cross beam. The multifunctional testing stand has simple and reasonable structure, safety, reliability and complete functions.
Description
Technical field
The utility model relates to be done the examination of static test and large-scale gantry crane to the large-tonnage simple supported box beam and hangs on the multiple functional of employing, safe and reliable multifunction test frame and using method thereof.
Background technology
Along with the fast development of modernized high-speed railway, the volume of in-situ precast post stressed concrete simple supported box beam is increasing.Beams of concrete static load shelf structure form is varied, is divided into sunk type and two kinds of forms of anti-force type from force structure.The batch production Liang Chang that sunk type generally is used for fixing is suitable or T type beam is comparatively reasonable; And anti-force type is applicable to that in-situ precast Liang Chang tests, and more is applicable to the bigger case beam of loading tonnage.It is more that anti-force type static load frame adopted the rod member formula in the past, and this structure is unfavorable for on-site consolidation, and is consuming time longer, is generally about 12 days.In order to shorten the on-site consolidation time, do not influence the box beam erection construction, must invent one and have the static load frame simple and reasonable, that installation rate is fast, safe and reliable.Before the large-scale gantry crane use that concrete box girder adopts, must try to hang test in addition when Liang Chang lifts to it.Hang for large-scale gantry crane examination, hanger structure is also comparatively huge.In order to save investment,, produce the multifunction test frame according to the requirement of two kinds of examination framves.
Summary of the invention
The purpose of this utility model is at above-mentioned deficiency, aims to provide a kind of simple and reasonable, installation, dismounting, quick, multiple functional, safe and reliable, the economically viable multifunction test frame of convenient transportation.
The multifunction test frame, it is characterized in that loading oil top (8) by two girders (1), two entablatures (2), two sills (3), eight pull bars (6), six roots of sensation binder (5), ten bearing beams (4), a cover bearing (7) and a cover forms, wherein sill (3) is arranged in case beam bottom, span is identical with the case beam span, the case back portion that is arranged in of entablature correspondence, ten bearing beams (4) are arranged in the corresponding position that loads, girder bottom, form the structure of restriction main beam deformation
Be connected between girder (1) and entablature (2) and the girder and all adopt high-strength bolt to connect, connect by pull bar (6) between entablature, the sill, all adopt plain bolt to be connected between binder (5) and girder, bearing beam (4) and the girder.
Every girder (1) adopts high-strength bolt to be formed by connecting by two radicle girders (1-1) and a middle part girder (1-2).
Every pull bar is divided into two joints, and the middle double end nut that adopts connects.
Girder (1), entablature (2), sill (3), binder (5) and bearing beam (4) all adopt box shape steel structure.
The test method of multifunction test frame is carried out according to the following steps:
1) as 500t bale handle gantry crane examination suspension bracket assembly unit step:
1. sill is in place, and on sill the erection support plate;
2. concrete box girder is installed on the seat board;
3. entablature is in place, and pull bar is installed, and connects upper and lower crossbeam;
4. the gantry crane suspension rod is connected with entablature;
2) as case beam static load frame assembly unit step:
1. assembly unit girder;
2. assembly unit is good girder connects with entablature, and binder and bearing beam are installed;
3. sill is in place, and on sill the erection support plate;
4. concrete box girder is installed on the seat board;
5. on the case beam, lay static load oil top;
6. assembly unit is good girder and entablature lift beams of concrete, and pull bar is installed, and upper and lower crossbeam is linked up.
The utility model is skillfully constructed, simple and reasonable, stress good, operation is simple, installation rate is fast, safe and reliable, can be convenient and safe finish large volume case beam static test and test is hung in the gantry crane examination.
Description of drawings
Fig. 1 is an elevation drawing of the present utility model.
Fig. 2 is a sectional drawing of the present utility model.
The front view and the side view of the installation steps one of Fig. 3 a, first embodiment of Fig. 3 b the utility model.
The front view and the side view of the installation steps two of Fig. 4 a, first embodiment of Fig. 4 b the utility model.
The front view and the side view of the installation steps three of Fig. 5 a, first embodiment of Fig. 5 b the utility model.
The front view and the side view of the installation steps four of Fig. 6 a, first embodiment of Fig. 6 b the utility model.
The front view and the side view of the installation steps one of Fig. 7 a, second embodiment of Fig. 7 b the utility model.
The front view and the side view of the installation steps two of Fig. 8 a, second embodiment of Fig. 8 b the utility model.
The front view and the side view of the installation steps three of Fig. 9 a, second embodiment of Fig. 9 b the utility model.
The front view and the side view of the installation steps four of Figure 10 a, second embodiment of Figure 10 b the utility model.
The front view and the side view of the installation steps five of Figure 11 a, second embodiment of Figure 11 b the utility model.
Among the figure: 1. girder (girder in the middle of the 1-1. end girder wherein, 1-2.), 2. entablature, 3. sill, 4. bearing beam, 5. binder, 6. pull bar, 7. bearing, 8. oil top.
Embodiment
Girder adopts the steel box-beam structure, and according to the static test requirement and in conjunction with actual shipment, every girder is divided into three joints, and a middle joint length is 12m, the long 10.2m of the every joint in both sides.Girder to add the footpath distance between plates be 2m, should to load spacing 4m corresponding with static load.Connecting the high-strength bolt that adopts M27 between girder connects.For reducing the quantities of assembly unit, entablature directly is positioned over the concrete box top surface of the beam that need make static load, both can be used as main primary structure member, also can be used as girder bottom bearing beam, has reserved the space for the layout on oil top simultaneously.Adopt the high-strength bolt of M27 to connect between girder and the entablature.For preventing main beam deformation, steel case beam pad beam is set at girder load(ing) point correspondence position.In order to reduce the drift of girder, and be convenient to on-site consolidation, the binder between girder adopts the steel box-beam structure.Entablature when design, should consider and the connecting of girder, to consider simultaneously with large-scale gantry crane suspension rod between connect.
Embodiment 1: installation steps during as 500t bale handle gantry crane examination suspension bracket
1) sill is in place, and on sill the erection support plate.
It is emphasized that:
1. two sill spacings should be identical with examination box beam span, and error is within 10mm;
2. four bearing end face absolute altitude errors are within 2mm.If will adjust, can carry out pad at the rest base of sill correspondence.
2) concrete box girder is installed on the seat board;
3) entablature is in place, and pull bar is installed, and connects upper and lower crossbeam;
It is emphasized that:
1. two entablature spacings should be identical with examination box beam span, and error and will be noted corresponding with sill within 10mm;
When 2. pull bar is installed, notice that every pull bar screw thread protruded length is identical.
4) the gantry crane suspension rod is connected with entablature.
Embodiment 2: its installation steps during as the static load frame:
1) assembly unit girder;
It is emphasized that: during the girder assembly unit, must be with the girder levelling, adopt the pin ingot with the gusset contraposition earlier, high-strength bolt is installed then, bolt begins to carry out just to twist, terminal hour must by the centre to around carry out.
2) assembly unit is good girder connects with entablature, and binder and bearing beam are installed;
3) sill is in place, and on sill the erection support plate.
It is emphasized that:
1. two sill spacings should to make static load case beam span identical with need, and error control is within 10mm;
2. four bearing place end face absolute altitude errors are within 2mm.If will adjust, can carry out pad at the rest base of sill correspondence.
4) concrete box girder is installed on the seat board;
5) on the case beam, lay static load oil top;
It is emphasized that:
1. will place place, oily top with sand and level up, and place greatlyyer than You Ding bottom surface then, thickness is not less than the steel seat of 20mm;
2. position deviation should be greater than 10mm in length and breadth for You Ding center and back loading center line.
6) assembly unit is good girder and entablature lift beams of concrete, and pull bar is installed, and connect upper and lower crossbeam.
It is emphasized that:
1. must be first before installing emit the entablature bit line that falls at Liang Mianshang.
When 2. pull bar is installed, notice that every pull bar screw thread protruded length is identical.
Claims (4)
1. multifunction test frame, it is characterized in that loading oil top (8) by two girders (1), two entablatures (2), two sills (3), eight pull bars (6), six roots of sensation binder (5), ten bearing beams (4), a cover bearing (7) and a cover forms, wherein sill (3) is arranged in case beam bottom, span is identical with the case beam span, the case back portion that is arranged in of entablature correspondence, ten bearing beams (4) are arranged in the corresponding position that loads, girder bottom, form the structure of restriction main beam deformation
Be connected between girder (1) and entablature (2) and the girder and all adopt high-strength bolt to connect, connect by pull bar (6) between entablature, the sill, all adopt plain bolt to be connected between binder (5) and girder, bearing beam (4) and the girder.
2. multifunction test frame according to claim 1 is characterized in that every girder (1) adopts high-strength bolt to be formed by connecting by two radicle girders (1-1) and a middle part girder (1-2).
3. multifunction test frame according to claim 1 is characterized in that every pull bar is divided into two joints, and the middle double end nut that adopts connects.
4. multifunction test frame according to claim 1 is characterized in that girder (1), entablature (2), sill (3), binder (5) and bearing beam (4) all adopt box shape steel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200871883U CN201110804Y (en) | 2007-09-21 | 2007-09-21 | Multifunctional experimental bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200871883U CN201110804Y (en) | 2007-09-21 | 2007-09-21 | Multifunctional experimental bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201110804Y true CN201110804Y (en) | 2008-09-03 |
Family
ID=39895339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200871883U Expired - Lifetime CN201110804Y (en) | 2007-09-21 | 2007-09-21 | Multifunctional experimental bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201110804Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012314A (en) * | 2010-10-29 | 2011-04-13 | 中国一冶集团有限公司 | Method for carrying out load test on bridge support frame by prefabricated parts moved by electrically operated gallows frames |
| CN102914446A (en) * | 2012-11-08 | 2013-02-06 | 辽宁铭鹏防爆起重机有限公司 | Box type bridge static loading test rack |
| CN103471840A (en) * | 2013-09-29 | 2013-12-25 | 哈尔滨工程大学 | Box beam vertical moment test mechanism |
| CN103674467A (en) * | 2013-12-17 | 2014-03-26 | 哈尔滨工程大学 | Ship structure impact experiment boundary condition simulation device |
| CN104568571A (en) * | 2015-02-09 | 2015-04-29 | 武汉希萌科技有限公司 | Automatic controlling device and method for bridge static load test |
-
2007
- 2007-09-21 CN CNU2007200871883U patent/CN201110804Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012314A (en) * | 2010-10-29 | 2011-04-13 | 中国一冶集团有限公司 | Method for carrying out load test on bridge support frame by prefabricated parts moved by electrically operated gallows frames |
| CN102914446A (en) * | 2012-11-08 | 2013-02-06 | 辽宁铭鹏防爆起重机有限公司 | Box type bridge static loading test rack |
| CN102914446B (en) * | 2012-11-08 | 2015-09-30 | 辽宁铭鹏防爆起重机有限公司 | A kind of box bridge static test frame |
| CN103471840A (en) * | 2013-09-29 | 2013-12-25 | 哈尔滨工程大学 | Box beam vertical moment test mechanism |
| CN103674467A (en) * | 2013-12-17 | 2014-03-26 | 哈尔滨工程大学 | Ship structure impact experiment boundary condition simulation device |
| CN103674467B (en) * | 2013-12-17 | 2016-05-04 | 哈尔滨工程大学 | Ship Structure impact experiment boundary condition imitation device |
| CN104568571A (en) * | 2015-02-09 | 2015-04-29 | 武汉希萌科技有限公司 | Automatic controlling device and method for bridge static load test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GROUP CO., LTD., ZHONGTIE DAQIAO BUREAU Free format text: FORMER OWNER: CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING CO., LTD. Effective date: 20150205 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430074 WUHAN, HUBEI PROVINCE TO: 430050 WUHAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150205 Address after: 430050 Hanyang Road, Hanyang District, Hubei, No. 38, No. Patentee after: Group Co., Ltd., Zhongtie Daqiao Bureau Address before: 430074 Hubei province Wuhan Dongxin East Lake New Technology Development Zone Road Business Street No. 6 building SBI Patentee before: China Zhongtie Major Bridge Engineering Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080903 |
|
| CX01 | Expiry of patent term |