CN211312211U - Auxiliary tool ruler for transverse connection and hole alignment of split type steel box girder - Google Patents
Auxiliary tool ruler for transverse connection and hole alignment of split type steel box girder Download PDFInfo
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- CN211312211U CN211312211U CN201921652273.9U CN201921652273U CN211312211U CN 211312211 U CN211312211 U CN 211312211U CN 201921652273 U CN201921652273 U CN 201921652273U CN 211312211 U CN211312211 U CN 211312211U
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Abstract
The utility model discloses a horizontal connection hole aligning auxiliary tool ruler for a split type steel box girder, which comprises a # -shaped ruler and a limit bolt, wherein the # -shaped ruler consists of 4 rulers with slides inside and is connected into a # -shape through the limit bolt; the limiting bolts penetrate through the inner slide way holes of the # -shaped ruler and are connected with the two rulers through one limiting bolt. Hole alignment appurtenance chi has solved the horizontal connection board construction of disconnect-type steel box girder time, and the difficult problem of bolt board hole alignment difficulty adopts aluminium system structure quality light, passes through spacing bolted connection by four rulers, dismouting and convenient to carry.
Description
Technical Field
The utility model relates to a be used for civil engineering bridge technical field, more specifically relate to a disconnect-type steel box girder transverse connection is to hole appurtenance chi.
Background
Along with the rapid development of socioeconomic performance in China, the construction of highway traffic is correspondingly developed. In order to adapt to the call of the current new and old kinetic energy conversion, the steel box girder bridge is used as a common structural form of a highway bridge, and the steel box girder bridge is widely applied to the construction of the highway bridge at present due to the advantages of light structure, convenience in construction, low construction cost, small environmental influence and the like.
For a road with a wider designed lane, in order to meet the requirement of the design width of the lane and the convenience of assembling and constructing the steel box girder, a separated steel box girder structure is adopted more frequently. The separated steel box girders are different from the integral steel box girders, and a plurality of the box girders are connected into a bridge superstructure by adopting transverse connection steel plates. In order to facilitate splicing construction of the steel box girder, the transverse connection steel plate is generally connected with the steel box girder by bolts. When the steel box girder is processed in a factory, the steel plate ribs outside the web plate of the steel box girder and the transverse connection steel plate are reserved with bolt holes at corresponding positions according to design requirements. After a plurality of steel box girders are erected in place on site, two adjacent steel box girders are simultaneously connected with the transverse connection steel plate through bolts to form a whole.
The inventor finds that although the transverse connection bolt connection between the steel box girders is a reliable and convenient anchoring method, in the actual construction process, the transverse connection plate needs to be simultaneously subjected to hole alignment of all bolts with the steel box girders on two sides to ensure the smooth installation of the transverse connection steel plate, so that higher requirements on the hole alignment construction of the transverse connection of the steel box girders are provided. The utility model discloses the people discovers that two adjacent steel box roof beams are horizontal to be connected the construction location at present, generally adopts total powerstation and spirit level to carry out the steel box roof beam location, then because measuring error's existence, often leads to the horizontal connection steel sheet can't be with adjacent steel box roof beam bolted connection position can't be to the hole completely, and horizontal connection steel sheet weight is great, adjust the difficulty, leads to the horizontal connection construction slowly from this, has influenced the construction progress greatly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned not enough in the hole technique of current disconnect-type steel case roof beam transverse connection, under current technical pre-operation, provide a disconnect-type steel case roof beam transverse connection is to hole appurtenance chi.
In order to achieve the purpose, the utility model adopts the following technical measures:
a split type auxiliary tool ruler for transverse connection and hole alignment of steel box girders comprises a # -shaped ruler and limiting bolts, wherein the # -shaped ruler consists of 4 straight rulers with slideways inside, and the four straight rulers are connected into a # -shape through the limiting bolts; the limiting bolts penetrate through the inner slide ways of the two adjacent rulers to be inserted into the inner slide ways of the two adjacent rulers, so that the two adjacent rulers are connected, and the four rulers are connected into a # -shaped shape by the four limiting bolts
Furthermore, the ruler is made of light aluminum alloy materials, and the length of the ruler is slightly smaller than the distance between the two adjacent steel box girders.
Furthermore, the inner slide way of the ruler is in a hollow mode along the thickness of the ruler, the inner part of the slide way is of a closed oval structure, the length of the slide way is slightly larger than the maximum distance of the bolt holes in the transverse connection of the two adjacent steel box girders, the width of the slide way is slightly larger than the diameter of the bolt rod of the limiting bolt and smaller than the diameter of the nut, and the bolt is convenient to penetrate and anchor.
Furthermore, scale marks are marked on the outer edge of the ruler along the length direction and used for calibrating and measuring the distance, and the zero point of the scale marks is the circle center of the arc at one end of the inner slide way.
Furthermore, the length of the screw rod of the limiting bolt is larger than the thickness of the two rulers, the diameter of the screw rod is slightly smaller than the bolt hole of the steel box girder, and the screw rod is provided with a nut.
Furthermore, the limiting bolts penetrate through the inner slide ways of the two rulers, can move along the inner slide ways of the rulers and are anchored and positioned through nuts.
The construction method of the auxiliary tool ruler for the transverse connection and hole alignment of the split steel box girder comprises the following steps:
step 1: after two adjacent steel box girders are assembled and preliminarily positioned, connecting 4 straight rulers in pairs into a groined shape through limiting bolts and internal slideway holes;
step 2: adjusting the positions of the bolts, moving one bolt to the zero point position of the scale of the ruler, and screwing down the nut;
and step 3: the other three bolts can be preliminarily positioned in the slideway on the ruler according to the bolt hole distances of four outermost corners at the transverse connection positions of two adjacent steel box girders on the design drawing, and the nuts are slightly screwed;
and 4, step 4: and the # -shaped ruler penetrates through the bolt holes at the outermost side angles of the two adjacent steel box girder transverse connection plates through 4 screws, so that the # -shaped ruler is preliminarily positioned on the external steel plate ribs of the web plates of the two adjacent steel box girders.
And 5: the longitudinal hole of the steel box girder is adjusted. Observing the fitting condition of the # -shaped ruler and the steel plate ribs outside the box girder web plate, if only one straight ruler on one side can be tightly attached to the steel plate ribs and the other straight ruler on the other side can not be tightly attached to the box girder web plate, adjusting the longitudinal position of the steel box girder by pushing is needed, and ensuring that the # -shaped ruler can be tightly attached to two adjacent steel box girder steel plate ribs, thereby ensuring that two adjacent steel box girders are transversely connected on one plane to finish the longitudinal adjustment of the steel box girder.
Step 6: and the transverse hole of the steel box girder is adjusted. Observing the scale positions of the cross ruler bolts, and adjusting the design distance between the cross ruler bolts and the corresponding bolt holes on the design drawing without adjusting if the design distance is the same as the design distance; if the difference between the actual measurement and the design is different, the transverse distance of the steel box girder and the torsion of the steel box girder are finely adjusted, and the transverse hole aligning adjustment of two adjacent steel box girders is completed.
And 7: and (5) dismantling the hole aligning auxiliary tool cross ruler, hoisting and installing the transverse connection steel plate, and finishing the construction of transverse connection.
The utility model discloses compared with prior art have following advantage:
(1) the hole-aligning auxiliary tool ruler solves the problem that a bolt plate is difficult to align holes when a separate steel box girder transverse connection plate is constructed, adopts an aluminum structure, is light in weight, is connected by four straight rulers through limiting bolts, and is convenient to disassemble, assemble and carry;
(2) the limiting bolts penetrate through the inner slideways of the two rulers, can move along the inner slideways of the rulers and are anchored and positioned through nuts, and the structure is convenient and stable;
(3) the hole aligning auxiliary tool ruler is provided with scales, so that the hole aligning error required can be accurately calculated, and the adjustment and construction of the holes between the steel box girders are facilitated;
(4) the utility model discloses simple structure to improved the efficiency of construction greatly, saved the engineering time, had good engineering economy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an overall schematic view of an auxiliary tool ruler for a transverse connecting hole of a split steel box girder;
FIG. 2 is a schematic view of a straightedge with a slide therein;
FIG. 3 is a plan view partially in perspective of two straightedges assembled;
FIG. 4 is a partial elevational view of two straightedges assembled together;
FIG. 5 is a schematic view of the hole aligning auxiliary tool ruler;
FIG. 6 is a schematic view of the installed transverse link steel plate;
in the figure: 1-a # -shaped ruler, 2-a limiting bolt, 3-a straight ruler, 4-an internal slideway, 5-a scale mark, 6-a screw, 7-a nut, 8-a steel box girder, 9-a bolt hole, 10-a transverse connection steel plate and 11-a steel plate rib.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As introduced by the background art, the existing installation and construction technology of the transverse connection steel plate of the separated steel box girder has the problems that the transverse connection steel plate and the bolt connection position of the adjacent steel box girder cannot be completely aligned due to measurement errors, the weight of the transverse connection steel plate is large, the adjustment is difficult, the transverse connection construction is slow, and the like. In order to solve the technical problem, the application provides a split steel box girder transverse connection hole aligning auxiliary tool ruler and a using method.
The structure of the present invention will be further described with reference to fig. 1, 2 and 3.
The utility model provides a relative to traditional horizontal connection steel sheet installation construction technology, possess and can satisfy before the installation of disconnect-type steel box girder horizontal connection steel sheet, to two adjacent steel box girder horizontal connection bolt holes instrument and construction method supplementary in hole.
Referring to fig. 1 to 4, the auxiliary tool ruler for transverse connection and hole alignment of the split steel box girder specifically comprises a cross ruler 1 and a limit bolt 2. The well-shaped ruler 1 consists of four straight rulers 3 with slideways inside, and the straight rulers are connected into a well shape through limiting bolts 2. The limiting bolts 2 penetrate through the inner slide way holes 4 of the straight scales 3, and one limiting bolt 2 is connected with two adjacent straight scales 3; the total number of the four limit bolts is four, and the four rulers 3 are connected through the four limit bolts.
With reference to fig. 1 to 5, the straight scale 3 is made of a light aluminum alloy material, the length of the straight scale is slightly smaller than the distance between two adjacent steel box girders 8, and the thickness of the straight scale is about 1 cm; it will be appreciated that in other embodiments, other materials may be selected for the straightedge; the thickness of the straightedge is also not limited to 1 cm.
As shown in fig. 2 to 5, the inner slide way 4 of the straight scale 3 is hollowed along the thickness of the straight scale, the slide way 4 is similar to an oval structure in shape, the whole slide way is of a closed structure, the length of the slide way 4 is slightly larger than the maximum distance between two adjacent steel box girders 8 in transverse connection with the bolt holes 9, the width of the slide way 4 is slightly larger than the diameter of the limit bolt screw 6 and smaller than the diameter of the nut 7, and the bolt 2 can be conveniently inserted and anchored.
Referring to fig. 2, scale marks 5 are marked on the outer edge of the straight scale 3 along the length direction and used for calibrating and measuring the distance, the zero point of the scale is the center of a circular arc at one end of the inner slide, and each small grid of the scale marks is 5 mm; it will be understood that in other embodiments, the distance value of each cell of the graduation mark can be designed into other values, and the distance value can be specifically set according to the precision required by actual engineering.
Referring to fig. 3 and 4, the length of the screw of the limiting bolt 2 is about 5cm, the diameter of the screw is slightly smaller than the bolt hole 9 of the steel box girder 8, and the screw is provided with a nut 7. It should be understood that in other embodiments, the length of the limit bolt 2 is not limited to 5cm in this embodiment, and may be designed to other values, specifically designed according to the thickness of the straightedges, but the thickness value is required to be larger than the thickness of the two straightedges. Referring to fig. 3 and 4, the limiting bolt 2 penetrates through the inner slide ways 4 of the two rulers 3, can move along the inner slide ways 4 of the rulers 3, and is anchored and positioned through the nut 7.
The construction method of the auxiliary tool ruler for the transverse connection and hole alignment of the split steel box girder comprises the following steps:
step 1: after the two adjacent steel box girders 8 are assembled and preliminarily positioned, connecting 4 straight rulers 3 in pairs into a groined shape through limiting bolts 2 and internal slide way 4 holes;
step 2: adjusting the position of a limiting bolt 2, moving one bolt 2 to the zero point position of the scale of the ruler, and screwing a nut 7;
and step 3: the other three bolts 2 can be preliminarily positioned in the slide ways 4 on the ruler 3 according to the distance between the bolt holes 9 at the four outermost corners of the transverse connection positions of the two adjacent steel box girders 8 on the design drawing, and the nuts are slightly screwed;
and 4, step 4: and (3) enabling the # -shaped ruler 1 to be preliminarily positioned on the external steel plate ribs 11 of the web plates of the two adjacent steel box girders by enabling the # -shaped ruler to pass through the bolt holes 9 at the outermost side angles of the two adjacent steel box girder transverse connecting plates 10 through 4 screws.
And 5: the longitudinal hole of the steel box girder is adjusted. Observe the laminating condition of tic-tac-toe 1 and the outside steel sheet rib 11 of box girder web, if only have the ruler 3 of one side to hug closely steel sheet rib 11 this moment, the ruler of opposite side can not hug closely, then need through top push adjustment steel box girder 8 vertical position, guarantee that tic-tac-toe 1 homoenergetic hugs closely two adjacent steel box girder steel sheet ribs 11 to guarantee that two adjacent steel box girders horizontal contact are in a plane, accomplish the vertical adjustment of steel box girder.
Step 6: and the transverse hole of the steel box girder is adjusted. Observing the scale positions of the bolts of the tic-tac-toe ruler 1, and designing the distance between the scale positions and the corresponding bolt holes on the design drawing, wherein if the distance is the same as the design, the adjustment is not needed; if the difference between the actual measurement and the design is different, the transverse distance of the steel box girder and the torsion of the steel box girder are finely adjusted, and the transverse hole aligning adjustment of the two adjacent steel box girders 8 is completed.
And 7: and (3) dismantling the hole aligning auxiliary tool cross ruler 1, hoisting and installing the transverse connection steel plate 10 to finish the construction of transverse connection.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (7)
1. The utility model provides a disconnect-type steel box girder transverse connection is to hole appurtenance chi, a serial communication port, including # -shaped chi and spacing bolt, # -shaped chi constitute by 4 inside rulers that have the slide, the slide be the through-hole structure, spacing bolt insert in the inside slide of two adjacent rulers, realize the connection of two adjacent rulers, four spacing bolts connect into the # -shaped with four rulers.
2. The split steel box girder transverse connection hole aligning auxiliary tool ruler as claimed in claim 1, wherein the ruler is made of light aluminum alloy material and has a length slightly smaller than the distance between two adjacent steel box girders.
3. The split steel box girder transverse connection hole aligning auxiliary tool ruler as claimed in claim 1, wherein the inner slide way of the straight ruler is in a hollow form along the thickness of the straight ruler, and the inner part of the slide way is of a closed oval structure.
4. The auxiliary tool ruler for transverse connection and hole alignment of split steel box girders according to claim 1, wherein the length of the slideway is slightly larger than the maximum distance between two adjacent steel box girders in transverse connection bolt holes, and the width of the slideway is slightly larger than the diameter of a bolt rod of a limit bolt and smaller than the diameter of a nut.
5. The split steel box girder transverse connection hole aligning auxiliary tool ruler as claimed in claim 1, wherein scale marks are marked on the outer edge of the ruler along the length direction for calibrating and measuring the distance; the zero point position of the scale is the circular arc center of the inner slide way.
6. The split type steel box girder transverse connection hole aligning auxiliary tool ruler as claimed in claim 1, wherein the length of the screw rod of the limiting bolt is larger than the thickness of the two straight rulers, the diameter of the screw rod is slightly smaller than the bolt hole of the steel box girder, and the limiting bolt is provided with a nut.
7. The split steel box girder transverse connection hole aligning auxiliary tool ruler as claimed in claim 1, wherein the limiting bolt penetrates through the inner slide ways of the two rulers, can move along the inner slide ways of the rulers, and is anchored and positioned through nuts.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921652273.9U CN211312211U (en) | 2019-09-29 | 2019-09-29 | Auxiliary tool ruler for transverse connection and hole alignment of split type steel box girder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921652273.9U CN211312211U (en) | 2019-09-29 | 2019-09-29 | Auxiliary tool ruler for transverse connection and hole alignment of split type steel box girder |
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| CN211312211U true CN211312211U (en) | 2020-08-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110656585A (en) * | 2019-09-29 | 2020-01-07 | 山东省公路建设（集团）有限公司 | Auxiliary tool ruler for transverse connection and hole alignment of separated steel box girder and construction method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110656585A (en) * | 2019-09-29 | 2020-01-07 | 山东省公路建设（集团）有限公司 | Auxiliary tool ruler for transverse connection and hole alignment of separated steel box girder and construction method |
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Address after: 250000 Lixia District, Jinan City, Shandong Province, 3366 Jingshi Road (Linjiazhuang) Patentee after: Sinochem Transportation Construction Group Co.,Ltd. Address before: 250102 No. 3366 Jingshi Road, Lixia District, Jinan City, Shandong Province (Linjiazhuang) Patentee before: SHANDONG HIGHWAY ENGINEERING CONSTRUCTION (Group) Co.,Ltd. |