CN110847011A - Steel trestle bailey sheet fixing device and fixing method thereof - Google Patents
Steel trestle bailey sheet fixing device and fixing method thereof Download PDFInfo
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- CN110847011A CN110847011A CN201911314519.6A CN201911314519A CN110847011A CN 110847011 A CN110847011 A CN 110847011A CN 201911314519 A CN201911314519 A CN 201911314519A CN 110847011 A CN110847011 A CN 110847011A
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- bailey
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- clamping piece
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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
- E01D19/00—Structural or constructional details of 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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention relates to the technical field of steel-structure Bailey sheet fixing application. The invention discloses a fixing device and a fixing method for a Bailey sheet of a steel trestle, which comprises the Bailey sheet, I-steel, bolts, a first U-shaped clamping sheet, a second U-shaped clamping sheet, a first connecting strip, a second connecting strip, a first positioning hole, a second positioning hole, nuts, vertical rods, a first cross rod, a first reinforcing rib plate, a first connecting sheet, a second cross rod, a second connecting sheet, a third connecting sheet and a second reinforcing rib plate. The fixing device is used for fixing and mounting the Bailey sheet, realizes preliminary fixing and positioning through the arrangement of the bolt positioning and mounting mechanism, and provides convenience for the subsequent reinforcing process; after the bolt positioning and installing mechanism is arranged, the clamping piece installing mechanism is further arranged, so that four corners of the joint of the Bailey piece and the I-steel can be reinforced, the integral installing effect is improved, and the installation is stable.
Description
Technical Field
The invention relates to a Bailey sheet fixing device and a fixing method thereof, in particular to a Bailey sheet fixing device and a fixing method thereof for a steel trestle, and belongs to the technical field of Bailey sheet fixing application of steel structures.
Background
The Bailey sheet is also called Bailey frame, Bailey beam or truss, is invented by a British engineering soldier firstly in the second war so as to solve the need of quickly erecting the bridge in the war period, and is named by the name; the bridge girder can be used for highway bridges, splicing portal cranes, guide beams, bridge girder erection machines, hanging baskets and the like; bailey truss combined portal crane.
When the existing Bailey sheet is used, the fixing is generally realized by welding, the fixing structure is simpler, the overall stability is possibly poorer, and other reinforcing structures are lacked, so that the overall use condition can be influenced. Therefore, a fixing device and a fixing method for the bailey pieces of the steel trestle are provided for solving the problems.
Disclosure of Invention
The invention aims to solve the problems and provide a fixing device and a fixing method for a bailey disc of a steel trestle.
The invention realizes the purpose through the following technical scheme, and the Bailey sheet fixing device for the steel trestle comprises a Bailey sheet and I-shaped steel, wherein the Bailey sheet and the I-shaped steel are welded, and clamping sheet mounting mechanisms are arranged on the front surface and the back surface of the joint of the Bailey sheet and the I-shaped steel;
a bolt positioning and mounting mechanism is arranged between the I-shaped steel and the top of the bailey piece and is positioned in the middle of the clamping piece mounting mechanism;
and mounting and reinforcing mechanisms are arranged at the bottom of the I-steel and one side of the Bailey sheet.
Preferably, clamping piece installation mechanism includes first U type clamping piece and second U type clamping piece, first U type clamping piece top inboard and second U type clamping piece top inboard all weld with the I-steel, inboard and the inboard welding with the bailey piece frame in first U type clamping piece bottom inboard and second U type clamping piece bottom, rigid coupling between first U type clamping piece and the second U type clamping piece.
Preferably, a first connecting strip and a second connecting strip are arranged between the first U-shaped clamping piece and the second U-shaped clamping piece, and two ends of the first connecting strip and two ends of the second connecting strip are fixedly connected with the first U-shaped clamping piece and the second U-shaped clamping piece respectively.
Preferably, the bolt positioning and mounting mechanism comprises a bolt, a first positioning hole and a second positioning hole, the first positioning hole and the second positioning hole are respectively formed in the I-steel and the top of the bailey piece, the bolt penetrates through the first positioning hole and the second positioning hole, and a nut is in threaded connection with the cylindrical surface of the bolt.
Preferably, the first positioning hole and the second positioning hole are both of a round hole type structure, and the diameters of the first positioning hole and the second positioning hole are the same.
Preferably, the installation reinforcing mechanism includes montant and the first horizontal pole of fixed mounting in the montant bottom, the equal fixed mounting in both sides of montant has the second horizontal pole, the both ends of montant top, first horizontal pole and the one end of second horizontal pole rigid coupling respectively have third connection piece, first connection piece and second connection piece.
Preferably, first connection piece, second connection piece and third connection piece are rectangular plate structure, and the geometric dimension is the same between first connection piece, second connection piece and the third connection piece, first connection piece and second connection piece all with the lateral wall rigid coupling of bailey piece, third connection piece and I-steel bottom rigid coupling.
Preferably, a first reinforcing rib plate is fixedly arranged between the vertical rod and the first cross rod.
Preferably, a second reinforcing rib plate is fixedly arranged between the vertical rod and the second cross rod.
Preferably, the fixing method of the steel trestle bailey piece fixing device is obtained by the steel trestle bailey piece fixing device, and is characterized in that: the fixing method comprises the following steps:
firstly, positioning and primarily fixing, aligning the Bailey sheet and the I-steel through a first positioning hole and a second positioning hole, then inserting a bolt, screwing a nut on the bolt until the bolt is screwed down, realizing primary fixing and simultaneously realizing positioning;
welding a joint, namely, realizing connection at the contact position between the Bailey sheet and the I-steel through electric welding, and reinforcing the connection, wherein the welding position is the edge of the contact position to form a welding seam;
thirdly, mounting a clamping piece mounting mechanism, wherein a first U-shaped clamping piece and a second U-shaped clamping piece are mounted on the front surface and the back surface of each contact part of the Bailey piece and the I-steel, the inner side of the top of the first U-shaped clamping piece and the inner side of the top of the second U-shaped clamping piece are both contacted with the I-steel, the inner side of the bottom of the first U-shaped clamping piece and the inner side of the bottom of the second U-shaped clamping piece are both contacted with the inner side of the outer frame of the Bailey piece and then are welded, so that four-corner reinforcement is realized, and a first connecting strip and a second connecting strip are welded between the first U-shaped clamping piece and the;
and fourthly, installing a reinforcing mechanism, wherein the reinforcing mechanism is arranged at the bottom of the I-steel, the third connecting piece is welded with the bottom of the I-steel, the first connecting piece and the second connecting piece are welded with the side wall of the Bailey piece, the installation is realized, and meanwhile, the reinforcing mechanism is used for reinforcing the connection between the Bailey piece and the I-steel.
The invention has the beneficial effects that:
1. the fixing device and the fixing method for the Bailey sheets of the steel trestle are used for fixing and mounting Bailey sheets, and preliminary fixing and positioning are realized through the arrangement of the bolt positioning and mounting mechanism, so that convenience is provided for the subsequent reinforcing process;
2. according to the fixing device and the fixing method for the Bailey sheet of the steel trestle, after the bolt positioning and mounting mechanism is arranged, the clamping sheet mounting mechanism is further arranged, so that four-corner reinforcement can be provided for the joint of the Bailey sheet and the I-shaped steel, the integral mounting effect is improved, and the mounting is stable;
3. after the fixing device and the fixing method for the bailey pieces of the steel trestle are installed and reinforced, the reinforcing mechanism is further arranged to support the side walls of the bailey pieces and the bottoms of the I-shaped steels, so that the whole structure is reinforced, and the stability after installation is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic view of a clip mounting mechanism according to the present invention;
FIG. 3 is a schematic view of the structure of the installation and reinforcement mechanism of the present invention;
FIG. 4 is a schematic structural view of a bolt positioning and mounting mechanism according to the present invention.
In the figure: 1. the novel connecting structure comprises a Bailey sheet, 2, I-steel, 3, a bolt, 4, a first U-shaped clamping sheet, 5, a second U-shaped clamping sheet, 6, a first connecting strip, 7, a second connecting strip, 8, a first positioning hole, 9, a second positioning hole, 10, a nut, 11, a vertical rod, 12, a first cross rod, 13, a first reinforcing rib plate, 14, a first connecting plate, 15, a second cross rod, 16, a second connecting plate, 17, a third connecting plate, 18 and a second reinforcing rib plate.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below 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.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a bailey sheet fixing device for a steel trestle comprises a bailey sheet 1 and an i-beam 2, wherein the bailey sheet 1 and the i-beam 2 are welded, and clamping sheet mounting mechanisms are arranged on the front surface and the back surface of the joint of the bailey sheet 1 and the i-beam 2; after the bolt positioning and mounting mechanism is arranged, the clamping piece mounting mechanism is further arranged, so that four-corner reinforcement can be provided for the joint of the Bailey piece and the I-steel, the integral mounting effect is improved, and the mounting is stable;
referring to fig. 1, a bolt positioning and mounting mechanism is arranged between the i-steel 2 and the top of the bailey piece 1, and the bolt positioning and mounting mechanism is located in the middle of the clamping piece mounting mechanism; and the bottom of the I-steel 2 and one side of the Bailey sheet 1 are provided with installation and reinforcement mechanisms. The invention is provided with the reinforcing mechanism to support the Bailey sheet side wall and the I-shaped steel bottom, thereby reinforcing the whole structure and further improving the stability after installation.
Referring to fig. 1, 2 and 4, the clip mounting mechanism includes a first U-shaped clip 4 and a second U-shaped clip 5, the inner side of the top of the first U-shaped clip 4 and the inner side of the top of the second U-shaped clip 5 are both welded to the i-beam 2, the inner side of the bottom of the first U-shaped clip 4 and the inner side of the bottom of the second U-shaped clip 5 are both welded to the inner side of the outer frame of the bailey 1, and the first U-shaped clip 4 and the second U-shaped clip 5 are fixedly connected to each other to realize reinforcement, so that the four corners of the joint of the i-beam 2 and the bailey 1 are reinforced, and the mounting strength is improved; a first connecting strip 6 and a second connecting strip 7 are arranged between the first U-shaped clamping piece 4 and the second U-shaped clamping piece 5, two ends of the first connecting strip 6 and two ends of the second connecting strip 7 are fixedly connected with the first U-shaped clamping piece 4 and the second U-shaped clamping piece 5 respectively, and the first connecting strip 6 and the second connecting strip 7 fix the first U-shaped clamping piece 4 and the second U-shaped clamping piece 5 to realize a reinforced structure; the bolt positioning and mounting mechanism comprises a bolt 3, a first positioning hole 8 and a second positioning hole 9, the first positioning hole 8 and the second positioning hole 9 are respectively formed in the I-steel 2 and the top of the Bailey sheet 1, the bolt 3 penetrates through the first positioning hole 8 and the second positioning hole 9, a nut 10 is in threaded connection with the cylindrical surface of the bolt 3, and preliminary fixing and positioning are achieved through the bolt 3 and the nut 10; the first positioning hole 8 and the second positioning hole 9 are both of round hole type structures, the diameters of the first positioning hole 8 and the second positioning hole 9 are the same, and the first positioning hole 8 and the second positioning hole 9 realize installation and positioning; the mounting and reinforcing mechanism comprises a vertical rod 11 and a first cross rod 12 fixedly mounted at the bottom of the vertical rod 11, second cross rods 15 are fixedly mounted on two sides of the vertical rod 11, and a third connecting sheet 17, a first connecting sheet 14 and a second connecting sheet 16 are fixedly connected to the top of the vertical rod 11, two ends of the first cross rod 12 and one end of the second cross rod 15 respectively for reinforcing the connection and improving the mounting effect; the first connecting piece 14, the second connecting piece 16 and the third connecting piece 17 are all of rectangular plate-shaped structures, the first connecting piece 14, the second connecting piece 16 and the third connecting piece 17 are identical in geometric dimension, the first connecting piece 14 and the second connecting piece 16 are fixedly connected with the side wall of the Bailey piece 1, and the third connecting piece 17 is fixedly connected with the bottom of the I-steel 2 to provide a fixed mounting surface; a first reinforcing rib plate 13 is fixedly arranged between the vertical rod 11 and the first cross rod 12, and the connection between the vertical rod 11 and the first cross rod 12 is reinforced; and a second reinforcing rib plate 18 is fixedly arranged between the vertical rod 11 and the second cross rod 15, so that the connection between the vertical rod 11 and the second cross rod 15 is reinforced.
Example 2
On the basis of embodiment 1, the device is installed, and the fixing method of the fixing device for the bailey sheets of the steel trestle is obtained by the fixing device for the bailey sheets of the steel trestle, and comprises the following steps in the actual use process:
(1) positioning and primarily fixing, aligning the Bailey sheet 1 and the I-steel 2 through a first positioning hole 8 and a second positioning hole 9, then inserting the bolt 3, screwing a nut 10 on the bolt 3 until screwing, realizing primary fixing and positioning at the same time;
(2) welding the joint, namely welding the contact part between the Bailey sheet 1 and the I-steel 2 to realize connection and reinforce the connection, wherein the welding position is the edge of the contact part to form a welding seam;
(3) installing a clamping piece installing mechanism, wherein a first U-shaped clamping piece 4 and a second U-shaped clamping piece 5 are installed on the front surface and the back surface of each contact part of a Bailey piece 1 and an I-beam 2, the inner side of the top of the first U-shaped clamping piece 4 and the inner side of the top of the second U-shaped clamping piece 5 are both contacted with the I-beam 2, the inner side of the bottom of the first U-shaped clamping piece 4 and the inner side of the bottom of the second U-shaped clamping piece 5 are both contacted with the inner side of the outer frame of the Bailey piece 1 and then welded, so that four corners are reinforced, and a first connecting strip 6 and a second connecting strip 7 are welded between the first U-shaped clamping piece 4 and the second U-shaped;
(4) and (3) installing a reinforcing mechanism, wherein the reinforcing mechanism is arranged at the bottom of the I-beam 2, the third connecting sheet 17 is welded with the bottom of the I-beam 2, and the first connecting sheet 14 and the second connecting sheet 16 are welded with the side wall of the Bailey sheet 1, so that the installation is realized, and meanwhile, the reinforcing mechanism is used for reinforcing the connection between the Bailey sheet 1 and the I-beam 2.
The fixing device and the fixing method for the Bailey sheets of the steel trestle are used for fixing and mounting Bailey sheets, and preliminary fixing and positioning are realized through the arrangement of the bolt positioning and mounting mechanism, so that convenience is brought to the subsequent reinforcing process.
It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a steel landing stage bailey piece fixing device which characterized in that: the novel clamping piece type steel pipe comprises a bailey piece (1) and I-shaped steel (2), wherein the bailey piece (1) and the I-shaped steel (2) are welded, and clamping piece mounting mechanisms are arranged on the front surface and the back surface of the joint of the bailey piece (1) and the I-shaped steel (2);
a bolt positioning and mounting mechanism is arranged between the I-shaped steel (2) and the top of the Bailey sheet (1), and the bolt positioning and mounting mechanism is positioned in the middle of the clamping sheet mounting mechanism;
and a mounting and reinforcing mechanism is arranged at the bottom of the I-shaped steel (2) and one side of the Bailey sheet (1).
2. The fixing device for the bailey pieces of the steel trestle according to claim 1, characterized in that: clamping piece installation mechanism includes first U type clamping piece (4) and second U type clamping piece (5), first U type clamping piece (4) top inboard and second U type clamping piece (5) top inboard all weld with I-steel (2), inboard and the inboard welding with bailey piece (1) frame in first U type clamping piece (4) bottom and second U type clamping piece (5) bottom, rigid coupling between first U type clamping piece (4) and second U type clamping piece (5).
3. The fixing device for the bailey pieces of the steel trestle according to claim 2, characterized in that: a first connecting strip (6) and a second connecting strip (7) are arranged between the first U-shaped clamping piece (4) and the second U-shaped clamping piece (5), and the two ends of the first connecting strip (6) and the two ends of the second connecting strip (7) are fixedly connected with the first U-shaped clamping piece (4) and the second U-shaped clamping piece (5) respectively.
4. The fixing device for the bailey pieces of the steel trestle according to claim 1, characterized in that: the bolt positioning and installing mechanism comprises a bolt (3), a first positioning hole (8) and a second positioning hole (9), wherein the first positioning hole (8) and the second positioning hole (9) are respectively formed in the I-shaped steel (2) and the top of the Bailey sheet (1), the bolt (3) penetrates through the first positioning hole (8) and the second positioning hole (9), and a nut (10) is in threaded connection with the cylindrical surface of the bolt (3).
5. The fixing device for the bailey pieces of the steel trestle according to claim 4, wherein: the first positioning hole (8) and the second positioning hole (9) are both of circular hole type structures, and the diameters of the first positioning hole (8) and the second positioning hole (9) are the same.
6. The fixing device for the bailey pieces of the steel trestle according to claim 1, characterized in that: the installation reinforcing mechanism comprises a vertical rod (11) and a first horizontal rod (12) fixedly installed at the bottom of the vertical rod (11), wherein second horizontal rods (15) are fixedly installed on two sides of the vertical rod (11), and a third connecting piece (17), a first connecting piece (14) and a second connecting piece (16) are fixedly connected to the top of the vertical rod (11), two ends of the first horizontal rod (12) and one end of the second horizontal rod (15) respectively.
7. The fixing device for the bailey pieces of the steel trestle according to claim 6, wherein: the first connecting piece (14), the second connecting piece (16) and the third connecting piece (17) are all rectangular plate-shaped structures, the first connecting piece (14), the second connecting piece (16) and the third connecting piece (17) are identical in geometric dimension, the first connecting piece (14) and the second connecting piece (16) are fixedly connected with the side wall of the Bailey piece (1), and the third connecting piece (17) is fixedly connected with the bottom of the I-shaped steel (2).
8. The fixing device for the bailey pieces of the steel trestle according to claim 6, wherein: a first reinforcing rib plate (13) is fixedly arranged between the vertical rod (11) and the first cross rod (12).
9. The fixing device for the bailey pieces of the steel trestle according to claim 6, wherein: and a second reinforcing rib plate (18) is fixedly arranged between the vertical rod (11) and the second cross rod (15).
10. The method for fixing the steel trestle bailey piece fixing device obtained by the steel trestle bailey piece fixing device according to the claims 1 to 9, is characterized in that: the fixing method comprises the following steps:
firstly, positioning and preliminary fixing, aligning the Bailey sheet (1) and the I-steel (2) through a first positioning hole (8) and a second positioning hole (9), then inserting a bolt (3), screwing a nut (10) on the bolt (3) until screwing, realizing preliminary fixing and simultaneously realizing positioning;
welding a joint, namely realizing connection at the contact position between the Bailey sheet (1) and the I-steel (2) through electric welding, and reinforcing the connection, wherein the welding position is the edge of the contact position to form a welding seam;
thirdly, installing a clamping piece installing mechanism, wherein a first U-shaped clamping piece (4) and a second U-shaped clamping piece (5) are installed on the front face and the back face of each contact part of the Bailey piece (1) and the I-steel (2), the inner side of the top of the first U-shaped clamping piece (4) and the inner side of the top of the second U-shaped clamping piece (5) are both contacted with the I-steel (2), the inner side of the bottom of the first U-shaped clamping piece (4) and the inner side of the bottom of the second U-shaped clamping piece (5) are both contacted with the inner side of the outer frame of the Bailey piece (1), and then welding is carried out, so that four corners are reinforced, and a first connecting strip (6) and a second connecting strip (7) are welded between the first U-shaped clamping piece (4) and the second U-;
fourthly, installing a reinforcing mechanism, wherein the reinforcing mechanism is arranged at the bottom of the I-shaped steel (2), a third connecting piece (17) is welded with the bottom of the I-shaped steel (2), and a first connecting piece (14) and a second connecting piece (16) are welded with the side wall of the Bailey piece (1), so that installation is realized, and reinforcement is provided for connection of the Bailey piece (1) and the I-shaped steel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911314519.6A CN110847011A (en) | 2019-12-19 | 2019-12-19 | Steel trestle bailey sheet fixing device and fixing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911314519.6A CN110847011A (en) | 2019-12-19 | 2019-12-19 | Steel trestle bailey sheet fixing device and fixing method thereof |
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| Publication Number | Publication Date |
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| CN110847011A true CN110847011A (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911314519.6A Pending CN110847011A (en) | 2019-12-19 | 2019-12-19 | Steel trestle bailey sheet fixing device and fixing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748860A (en) * | 2023-08-16 | 2023-09-15 | 湖南路桥建设集团有限责任公司 | Correction mechanism for quick lap joint of bailey frame and quick lap joint method of bailey frame |
-
2019
- 2019-12-19 CN CN201911314519.6A patent/CN110847011A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748860A (en) * | 2023-08-16 | 2023-09-15 | 湖南路桥建设集团有限责任公司 | Correction mechanism for quick lap joint of bailey frame and quick lap joint method of bailey frame |
| CN116748860B (en) * | 2023-08-16 | 2023-11-21 | 湖南路桥建设集团有限责任公司 | Correction mechanism for quick lap joint of bailey frame and quick lap joint method of bailey frame |
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