CN214245149U - Single track box girder steel expansion joint structure - Google Patents
Single track box girder steel expansion joint structure Download PDFInfo
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- CN214245149U CN214245149U CN202023275574.XU CN202023275574U CN214245149U CN 214245149 U CN214245149 U CN 214245149U CN 202023275574 U CN202023275574 U CN 202023275574U CN 214245149 U CN214245149 U CN 214245149U
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- mounting seat
- seat
- upper mounting
- steel beam
- expansion joint
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Abstract
The utility model provides a single-rail box type steel beam expansion joint structure, which comprises an upper mounting seat (2), a lower mounting seat (3), a steel beam end part interface component (4) and a locking component (5); the upper mounting base (2) is mounted in the expansion joint and used for connecting two ends of the single-rail box-type steel beam; the lower mounting seat (3) is used for providing further support for connection of two ends of the monorail box-type steel beam; the steel beam end part interface assembly (4) is used for limiting the upper mounting seat (2) and the lower mounting seat (3) relative to the box-type steel beam; the locking assembly (5) is used for performing compression locking in the installation process of the upper installation seat (2) and the lower installation seat (3). The utility model realizes the adjustable integral thickness by adopting the combination of the telescopic cushion and the transition plate; the upper mounting seat (2) and the lower mounting seat (3) are limited and fixed through a steel beam end interface assembly (4); the locking assembly (5) is used for realizing quick assembly and disassembly; the utility model has the advantages of simple structure and convenient operation.
Description
Technical Field
The utility model relates to a track technical field, concretely relates to single track box girder steel expansion joint structure.
Background
The existing monorail box-type steel beam mainly adopts finger-shaped plate transition, the finger-shaped plates are connected through screws, the steel beam cannot be adjusted after being completely installed, and when the ambient temperature changes greatly, the steel beam possibly has a top dead phenomenon, so that a large gap needs to be reserved between the monorail box-type steel beams in general areas with large temperature difference, and finally, the vehicle jolts and is unsmooth when passing through the monorail box-type steel beam.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single track box girder steel expansion joint structure of whole adjustable length.
In order to achieve the purpose, the utility model provides a single-rail box-type steel beam expansion joint structure, which comprises an upper mounting seat, a lower mounting seat and a steel beam end interface component;
the upper mounting seat is used for transition of expansion joints between the monorail box-type steel beams and comprises a first end seat, a first telescopic cushion, a first transition plate and a second end seat, wherein the first end seat and the second end seat are symmetrically arranged, and at least one group of first telescopic cushion and the first transition plate which are arranged at intervals are arranged between the first end seat and the second end seat;
the lower mounting seat is arranged below the upper mounting seat and used for transition of expansion joints between the monorail box-type steel beams, and comprises a third end seat, a second telescopic cushion, a second transition plate and a fourth end seat, wherein the third end seat and the fourth end seat are symmetrically arranged, the second telescopic cushion and the second transition plate are arranged between the third end seat and the fourth end seat, at least one group of the second telescopic cushion is arranged, and the second telescopic cushion is respectively arranged between the third end seat and the second transition plate, and between the second transition plate and the fourth end seat;
the steel beam end part interface assembly is provided with at least one group, is respectively arranged at two ends of the upper mounting seat and the lower mounting seat and is used for limiting the upper mounting seat and the lower mounting seat relative to the box-shaped steel beam.
Preferably, the upper mounting seat and the lower mounting seat are respectively provided with at least one group of supporting blocks, and the supporting blocks are respectively arranged on the upper mounting seat and the lower mounting seat in a penetrating manner.
Preferably, a third telescopic pad is embedded in the supporting block.
Preferably, the first telescopic pad, the second telescopic pad and the third telescopic pad are all rubber pads.
Preferably, girder steel tip interface module adopts panel tailor-welding to form, and it includes spacing end and welding end, the end connection of welding end and girder steel, spacing end sets up in the top of welding end.
Preferably, the steel beam end part interface assembly is provided with four groups, and is respectively connected with the end part of the steel beam in a welding mode.
Preferably, the device further comprises a stop block for limiting the upward displacement of the upper mounting seat, wherein the stop block is provided with at least one piece and is respectively arranged on the supporting block of the upper mounting seat.
As a further aspect of the present invention: the locking assembly comprises a first fixing piece, a second fixing piece, a screw rod and a nut, wherein the first fixing piece and the second fixing piece are respectively installed on the screw rod, the positions of the first fixing piece and the second fixing piece, which are installed on the screw rod, are limited through the nut, and when the upper mounting seat or the lower mounting seat is required to be locked, the first fixing piece and the second fixing piece are respectively clamped at two ends of the upper mounting seat or the lower mounting seat and are locked through the adjusting nut.
Use the technical scheme of the utility model, following beneficial effect has:
(1) the utility model discloses an adopt the combination of flexible pad and cab apron, realize that whole thickness is adjustable.
(2) The utility model discloses in through adopting the supporting shoe as end seat, flexible pad and cross the connection between the cab apron, simple structure, easy equipment, and can carry out serialization setting according to the different width at expansion joint, accommodation is wide.
(3) The utility model discloses in through establish flexible pad in the supporting shoe, effectively guarantee supporting shoe and end seat, flexible pad and cross the closely cooperation between the cab apron.
(4) The utility model discloses in form through the mode preparation that adopts the tailor-welding with girder steel tip interface module, effectively guarantee the rigidity of girder steel tip interface module.
(5) The utility model discloses in set four groups to through with girder steel tip interface module to the realization is to the spacing fixed at last mount pad and lower mount pad both ends.
(6) The utility model discloses in through setting up the backstop piece to fix spacingly to the mounted position of last mount pad for single track box girder steel.
(7) The utility model discloses in carry out the locking Assembly that compresses locking through setting up to last mount pad and lower mount pad to make and go up the mount pad and can pack into the expansion joint smoothly with lower mount pad or unload out from the expansion joint.
(8) The utility model discloses in can be quick through locking Assembly install and dismantle convenient to maintenance, swift to it.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a schematic view of the present invention installed in an expansion joint of a box-type steel beam;
fig. 2 is a schematic front view of the upper mounting seat and the stop block of the present invention after being connected;
fig. 3 is a schematic sectional view taken along line a-a of fig. 2 according to the present invention;
FIG. 4 is a schematic top view of the connection between the first support block and the third pad of the present invention;
FIG. 5 is a schematic front view of the lower mounting seat of the present invention after hiding the support block and the third retractable pad;
fig. 6 is a schematic cross-sectional view of fig. 3B-B according to the present invention;
FIG. 7 is a schematic view of the axle measuring of the present invention, wherein the steel beam end interface assembly is welded to the box-type steel beam;
fig. 8 is an axial view of the locking assembly of the present invention.
Wherein:
1: a steel beam is arranged on the steel plate,
2: an upper mounting seat, 2-1: first end seat, 2-2: first transition plate, 2-3: first telescopic cushion, 2-4: first support block, 2-5: third telescopic cushion, 2-6: stop block, 2-7: the second end seat is provided with a second end seat,
3: lower mounting base, 3-1: third end seat, 3-2: a second transition plate, 3-3: second telescopic cushion, 3-4: a fourth end seat is arranged at the first end seat,
4: girder steel tip interface module, 4-1: limiting end, 4-2: the end of the welding rod is welded,
5: locking assembly, 5-1: screw, 5-2: first fixing piece, 5-3: second fixing piece, 5-4: and a nut.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
In order to make the above objects, features, advantages, and the like of the present invention more clearly understandable, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the utility model all adopt simplified forms and all use non-precise proportions, and are only used for conveniently and clearly assisting in explaining the implementation of the utility model; the number mentioned in the present invention is not limited to the specific number in the example of the drawings; the directions or positional relationships indicated in the "front" middle "rear" left "right" upper "lower" top "bottom" middle "etc. in the present invention are all based on the directions or positional relationships shown in the drawings of the present invention, and do not indicate or suggest that the indicated device or component must have a specific direction, and cannot be understood as a limitation of the present invention.
Referring to fig. 1 to 8, the single-rail box-type steel beam expansion joint structure comprises an upper mounting seat 2, a lower mounting seat 3, a steel beam end interface component 4 and a locking component 5, wherein the upper mounting seat 2 and the lower mounting seat 3 are respectively mounted in the expansion joint of the steel beam 1, and the upper surface of the upper mounting seat 2 is aligned with the surface of the steel beam 1; the steel beam end interface assemblies 4 are provided with four groups, are respectively welded on the steel beams for fixing, and are respectively arranged at two ends of the upper mounting seat 2 and the lower mounting seat 3, so that two ends of the upper mounting seat 2 and the lower mounting seat 3 are aligned with two end surfaces of the steel beams 1; the locking assemblies 5 are preferably arranged in four groups and are respectively arranged on the upper mounting seat 2 and the lower mounting seat 3 so as to compress and lock the upper mounting seat 2 and the lower mounting seat 3.
The upper mounting seat 2 comprises a first end seat 2-1, a first transition plate 2-2, a first telescopic cushion 2-3 and a second end seat 2-7, the first end seat 2-1 and the second end seat 2-7 are symmetrically arranged, the first transition plate 2-2 and the first telescopic cushion 2-3 are respectively provided with a plurality of pieces according to the width of the expansion joint and are respectively arranged between the first end seat 2-1 and the second end seat 2-7, so that the whole width of the upper mounting seat 2 can be adjusted through the expansion amount of the first telescopic cushion 2-3.
Preferably, in order to fixedly connect the first end seat 2-1, the first transition plate 2-2, the first telescopic pad 2-3 and the second end seat 2-7, the upper mounting seat 2 is further provided with a first supporting block 2-4 and a third telescopic pad 2-5 embedded in the first supporting block 2-4, and the first supporting block 2-4 penetrates through the first end seat 2-1, the first transition plate 2-2, the first telescopic pad 2-3 and the second end seat 2-7 to connect the first end seat 2-1, the first transition plate 2-2, the first telescopic pad 2-3 and the second end seat 2-7 with each other and is clamped and fixed by the telescopic amount of the third telescopic pad 2-5.
Preferably, in order to realize the fixed connection between the upper mounting seat 2 and the steel beam 1, the upper mounting seat 2 is further provided with a stop block 2-6, the lower surface of the stop block 2-6 is mounted on the first supporting block 2-4, and the side surface of the stop block is welded with the steel beam 1.
The lower mounting seat 3 comprises a third end seat 3-1, a second transition plate 3-2, a second telescopic cushion 3-3 and a fourth end seat 3-4, the third end seat 3-1 and the fourth end seat 3-4 are symmetrically arranged, the second transition plate 3-2 and the second telescopic cushion 3-3 are respectively provided with a plurality of pieces according to the width of an expansion joint and are respectively arranged between the third end seat 3-1 and the fourth end seat 3-4, so that the whole width of the lower mounting seat 3 can be adjusted through the expansion amount of the second telescopic cushion 3-3.
Preferably, in order to fixedly connect the third end seat 3-1, the second transition plate 3-2, the second telescopic pad 3-3 and the fourth end seat 3-4, the lower mounting seat 3 is further provided with a first supporting block 2-4 and a third telescopic pad 2-5 embedded in the first supporting block 2-4, and the first supporting block 2-4 penetrates through the third end seat 3-1, the second transition plate 3-2, the second telescopic pad 3-3 and the fourth end seat 3-4 to connect the third end seat 3-1, the second transition plate 3-2, the second telescopic pad 3-3 and the fourth end seat 3-4 with each other and is clamped and fixed through the telescopic amount of the third telescopic pad 2-5.
The steel beam end part interface assembly comprises a limiting end 4-1 and a welding end 4-2, the welding end 4-2 is used for welding with the steel beam 1, the limiting end 4-1 is arranged above the welding end 4-2, and the inner side face of the limiting end is aligned with the end face of the steel beam 1, so that the end faces of the upper mounting seat 2 and the lower mounting seat 3 are aligned with the end face of the steel beam 1.
The locking assembly 5 comprises a screw rod 5-1, a first fixing piece 5-2, a second fixing piece 5-3 and a nut 5-4, the first fixing piece 5-2 is fixedly arranged on the screw rod 5-1, the second fixing piece 5-3 is movably arranged on the screw rod 5-1, and the second fixing piece 5-3 is limited through the nut 5-4. When the upper fixing seat 2 needs to be locked, the first fixing piece 5-2 and the second fixing piece 5-3 are respectively placed on the outer side surfaces of the first end seat 2-1 and the second end seat 2-7, and then the second fixing piece 5-3 is locked through the nut 5-4 so as to fix the locking assembly 5 and the upper fixing seat 2; when the lower fixing seat 3 needs to be locked, the first fixing piece 5-2 and the second fixing piece 5-3 are respectively placed on the outer side surfaces of the third end seat 3-1 and the fourth end seat 3-4, and then the second fixing piece 5-3 is locked through the nut 5-4, so that the locking assembly 5 and the lower fixing seat 3 are fixed.
The method for assembling and disassembling the expansion joint structure in the embodiment comprises the following specific steps:
the method comprises the following steps: respectively assembling the upper mounting seat 2 and the lower mounting seat 3, and selecting different quantities of the first telescopic cushion 2-3, the first transition plate 2-2, the second telescopic cushion 3-3 and the second transition plate 3-2 according to the width of the expansion joint in the assembling process, so that the thicknesses of the assembled upper mounting seat 2 and the assembled lower mounting seat 3 are more than 10-20mm of the gap of the expansion joint;
step two: compressing the installed upper installation seat 2 and lower installation seat 3 by adopting a jack, so that the thickness of the compressed upper installation seat 2 and lower installation seat 3 is consistent with the width of the expansion joint, and the upper installation seat 2 and lower installation seat 3 are conveniently installed in the expansion joint;
step three: respectively locking and fixing the upper mounting seat 2 and the lower mounting seat 3 by the locking assembly 5;
step four: placing the upper mounting seat 2 and the lower mounting seat 3 together with the locking component 5 in the expansion joint;
step five: adjusting the mounting positions of the upper mounting seat 2 and the lower mounting seat 3 to achieve the set position;
step six: unloading the locking assembly 5;
step seven: installing the stop blocks 2-6, and welding and fixing the stop blocks 2-6 and the steel beam 1 to ensure that the upper surface of the upper installation seat 2 and the top surface of the steel beam 1 are in the same plane;
step eight: welding a steel beam end interface assembly 4 at the end part of a steel beam 1, aligning two end surfaces of an upper mounting seat 2 and a lower mounting seat 3 with two end surfaces of the steel beam 1, and limiting and fixing the upper mounting seat 2 and the lower mounting seat 3 to complete the assembly of the monorail box-type steel beam expansion joint structure;
step nine: when the upper mounting seat 2 and the lower mounting seat 3 need to be unloaded, the locking assembly 5 is installed on the upper mounting seat 2 and the lower mounting seat 3, the upper mounting seat 2 and the lower mounting seat 3 are compressed, the lower mounting seat 3 is taken out, the upper mounting seat 2 is taken out after the welding seams at the positions 2-6 of the stop blocks are cut and polished, and the unloading of the monorail box-shaped steel beam expansion joint structure is completed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a single track box girder steel expansion joint structure which characterized in that: comprises an upper mounting seat (2), a lower mounting seat (3) and a steel beam end interface component (4);
the upper mounting base (2) is used for transition of an expansion joint between monorail box-type steel beams and comprises a first end base (2-1), a first telescopic cushion (2-3), a first transition plate (2-2) and a second end base (2-7), the first end base (2-1) and the second end base (2-7) are symmetrically arranged, and at least one group of first telescopic cushion (2-3) and first transition plate (2-2) which are arranged at intervals are arranged between the first end base (2-1) and the second end base (2-7);
the lower mounting seat (3) is arranged below the upper mounting seat (2) and used for transition of expansion joints between the monorail box-type steel beams, and comprises a third end seat (3-1), a second telescopic cushion (3-3), a second transition plate (3-2) and a fourth end seat (3-4), wherein the third end seat (3-1) and the fourth end seat (3-4) are symmetrically arranged, and at least one group of second telescopic cushions (3-3) and second transition plates (3-2) which are arranged at intervals are arranged between the third end seat (3-1) and the fourth end seat (3-4);
the steel beam end part interface assembly (4) is provided with at least one group, is respectively arranged at two ends of the upper mounting seat (2) and the lower mounting seat (3), and is used for limiting the upper mounting seat (2) and the lower mounting seat (3) relative to the box-shaped steel beam.
2. The monorail box-type steel girder expansion joint structure of claim 1, wherein: the upper mounting seat (2) and the lower mounting seat (3) are respectively provided with at least one group of supporting blocks, and the supporting blocks are respectively arranged on the upper mounting seat (2) and the lower mounting seat (3) in a penetrating manner.
3. The monorail box-type steel girder expansion joint structure of claim 2, wherein: and a third telescopic pad (2-5) is embedded in the supporting block.
4. The monorail box-type steel girder expansion joint structure of claim 3, wherein: the first telescopic pad (2-3), the second telescopic pad (3-3) and the third telescopic pad (2-5) are all rubber pads.
5. The monorail box-type steel girder expansion joint structure of claim 1, wherein: the steel beam end part interface assembly (4) is formed by welding plates and comprises a limiting end (4-1) and a welding end (4-2), the welding end (4-2) is connected with the end part of the steel beam (1), and the limiting end (4-1) is arranged above the welding end (4-2).
6. The monorail box-type steel girder expansion joint structure of claim 5, wherein: the steel beam end part interface assembly (4) is provided with four groups and is respectively connected with the end part of the steel beam (1) in a welding mode.
7. The monorail box-type steel girder expansion joint structure of any one of claims 2 to 6, wherein: the device is characterized by further comprising a stop block (2-6) used for limiting the upward displacement of the upper mounting seat (2), wherein at least one stop block (2-6) is arranged on the support block of the upper mounting seat (2) respectively.
8. The monorail box-type steel girder expansion joint structure of claim 7, wherein: the locking device is characterized by further comprising a locking assembly (5) used for locking the upper mounting seat (2) and the lower mounting seat (3), wherein the locking assembly (5) comprises a first fixing piece (5-2), a second fixing piece (5-3), a screw rod (5-1) and a nut (5-4), the first fixing piece (5-2) and the second fixing piece (5-3) are respectively installed on the screw rod (5-1), the positions of the first fixing piece (5-2) and the second fixing piece (5-3) installed on the screw rod (5-1) are limited through the nut (5-4), when the upper mounting seat (2) or the lower mounting seat (3) needs to be locked, the first fixing piece (5-2) and the second fixing piece (5-3) are respectively clamped at two ends of the upper mounting seat (2) or the lower mounting seat (3), and the upper mounting seat (2) or the lower mounting seat (3) is locked through an adjusting nut (5-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023275574.XU CN214245149U (en) | 2020-12-30 | 2020-12-30 | Single track box girder steel expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023275574.XU CN214245149U (en) | 2020-12-30 | 2020-12-30 | Single track box girder steel expansion joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214245149U true CN214245149U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023275574.XU Active CN214245149U (en) | 2020-12-30 | 2020-12-30 | Single track box girder steel expansion joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214245149U (en) |
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2020
- 2020-12-30 CN CN202023275574.XU patent/CN214245149U/en active Active
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