CN212688689U - Dustproof expansion joint and be used for shaped steel at dustproof expansion joint - Google Patents
Dustproof expansion joint and be used for shaped steel at dustproof expansion joint Download PDFInfo
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- CN212688689U CN212688689U CN202021311266.5U CN202021311266U CN212688689U CN 212688689 U CN212688689 U CN 212688689U CN 202021311266 U CN202021311266 U CN 202021311266U CN 212688689 U CN212688689 U CN 212688689U
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- dustproof
- expansion joint
- connecting rod
- shaped steel
- steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 85
- 239000010959 steel Substances 0.000 title claims abstract description 85
- 238000003825 pressing Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000004873 anchoring Methods 0.000 description 4
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical group Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a shaped steel for dustproof expansion joint, which comprises a base bod, mounting groove and draw-in groove have transversely been seted up on the inside wall of base member, the draw-in groove is located the mounting groove below, a plurality of locating holes have still been seted up on the top of base member in the transverse direction, locating hole and mounting groove intercommunication, a dustproof expansion joint is still disclosed, shaped steel is all installed to the left and right sides of expansion joint, the both sides of dustproof slide are located the mounting groove respectively, the draw-in groove that corresponds is installed at the both ends of waterstop, the rhombus chain is a plurality of, and be located the below of dustproof slide, install the reference column in the locating hole of shaped steel, and the both ends of rhombus chain are articulated through the reference column, the middle part of rhombus chain is articulated through the fixed axle, fixed axle and. The profile steel has simple structure, low cost and easy manufacture, and can be produced in large batch; the thickness of the dustproof sliding plate is thin, the width of the dustproof sliding plate is narrow, the production cost is saved, and the dustproof sliding plate is convenient to assemble.
Description
Technical Field
The utility model relates to a bridge expansion joint, especially a dustproof expansion joint and be used for the shaped steel at dustproof expansion joint.
Background
Bridge expansion joints: it is referred to that in order to meet the requirement of deck deformation, expansion joints are usually provided between two beam ends, between a beam end and an abutment, or at the hinge joint of a bridge. The expansion joint is required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, and the expansion joint is firm and reliable, and when a vehicle runs, the vehicle is smooth and free of sudden jump and noise; the expansion joint is prevented from being blocked due to the infiltration of rainwater and garbage soil; the installation, inspection, maintenance and dirt elimination of the expansion joint are simple and convenient.
Present expansion joint, its dustproof slide is mostly the activity, in order to guarantee dustproof performance, the width broad that makes dustproof slide, and behind the width widen, the cantilever of its dustproof slide is then longer to lead to dustproof slide can receive great moment of flexure, and for the indeformable of dustproof slide, then need increase the thickness of dustproof slide, thereby increased manufacturing cost, the equipment degree of difficulty has been improved, and current shaped steel structure is comparatively complicated moreover, the construction degree of difficulty of mill is big, be difficult for accomplishing batch production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a dustproof expansion joint and be used for the shaped steel at dustproof expansion joint.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a shaped steel for dustproof expansion joint, includes the base member, transversely has seted up mounting groove and draw-in groove on the inside wall of base member, and the draw-in groove is located the mounting groove below, and a plurality of locating holes, locating hole and mounting groove intercommunication have still been seted up on the top of base member in the transverse direction.
Preferably, the outer side wall of the base body is provided with a flange, and the top of the flange is flush with the top of the base body.
Preferably, the card slot is a C-shaped card slot.
The utility model provides a dustproof expansion joint, including the above-mentioned shaped steel that is used for dustproof expansion joint, still include telescoping device and waterstop, telescoping device includes dustproof slide and rhombus chain, shaped steel is all installed to the left and right sides of expansion joint, the left and right sides of dustproof slide is located the mounting groove of shaped steel respectively, the draw-in groove that corresponds is installed at the both ends of waterstop, the rhombus chain is a plurality of, and be located the below of dustproof slide, install the reference column in the locating hole of shaped steel, and the both ends are articulated through the reference column about the rhombus chain, the middle part of rhombus chain is articulated through the fixed axle, and fixed axle and dustproof slide fixed connection, it has flexible clearance to reserve between the left and.
Preferably, the rhombic chain comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, the middle parts of the first connecting rod and the second connecting rod are hinged through a fixed shaft, two ends of the first connecting rod are hinged with one end part of the fourth connecting rod respectively, two ends of the second connecting rod are hinged with one end part of the third connecting rod respectively, and the other end part of the third connecting rod is hinged with the other end part of the fourth connecting rod through a positioning column.
Preferably, the telescopic device further comprises a pressing plate, the pressing plate is installed in the installation groove, the positioning column penetrates through the pressing plate, and the pressing plate presses the dustproof sliding plate.
Preferably, install the anchor steel sheet that a plurality of transversal intervals set up on the lateral wall of shaped steel, the anchor reinforcing bar is installed to one side of anchor steel sheet, and shaped steel, anchor steel sheet and anchor reinforcing bar are all fixed through the concrete foundation.
Preferably, still be provided with a plurality of T shaped steel between two shaped steel, mounting groove and draw-in groove have all been seted up to the left and right sides of T shaped steel, and a plurality of locating holes have still been seted up at the top of T shaped steel, and the locating hole communicates with the mounting groove that corresponds, installs telescoping device and waterstop between T shaped steel and the shaped steel to and also install telescoping device and waterstop between two adjacent T shaped steel.
The utility model has the advantages of it is following:
1. the section steel of the utility model has simple structure, low cost and easy manufacture, and can be produced in large batch;
2. the utility model discloses a flexible dust keeper, it is fixed that dustproof slide passes through the rhombus chain for the thickness attenuation of dustproof slide, width narrow down, thereby practiced thrift manufacturing cost, the equipment of being convenient for.
Drawings
FIG. 1 is a schematic cross-sectional view of a first embodiment;
FIG. 2 is a schematic view of the installation of the anchoring steel plate and the anchoring bar;
FIG. 3 is a schematic view of the installation of a diamond chain;
FIG. 4 is a schematic view of the structure A-A in FIG. 3;
FIG. 5 is a first structural view of the section steel;
FIG. 6 is a second structural view of the section steel;
FIG. 7 is a schematic view of a diamond chain structure;
FIG. 8 is a schematic view of the installation of the telescoping device;
FIG. 9 is a schematic view showing the installation of the second embodiment of the telescopic device
In the figure, 1-section steel, 2-pressing plate, 3-dustproof sliding plate, 4-diamond chain, 5-water stop, 6-fixed shaft, 7-positioning column, 8-anchoring steel plate, 9-anchoring steel bar, 10-mounting groove, 11-clamping groove, 12-T-section steel, 13-positioning hole, 14-flange, 15-base body, 41-first connecting rod, 42-second connecting rod, 43-third connecting rod and 44-fourth connecting rod.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
as shown in fig. 1, a dustproof expansion joint, including shaped steel 1 that is used for dustproof expansion joint, still include telescoping device 3 and waterstop 5, in this embodiment, as shown in fig. 5 and fig. 6, shaped steel 1 includes base member 15, transversely seted up mounting groove 10 and draw-in groove 11 on the inside wall of base member 15, draw-in groove 11 is located mounting groove 10 below, a plurality of locating holes 13 have still been seted up at the top of base member 15 on the transverse direction, locating hole 13 and mounting groove 10 intercommunication, it is further, be provided with edge of a wing 14 on the outside wall of base member 15, the top of edge of a wing 14 flushes with the top of base member 15, draw-in groove 11 is C type draw-in groove, in this embodiment, shaped steel 1 is mill integrated into one piece and simple structure, its manufacturing convenience, the.
In this embodiment, as shown in fig. 1 and 8, shaped steel 1 is all installed to the left and right sides at expansion joint, and two mounting grooves 10 and the draw-in groove 11 of shaped steel 1 set up relatively, and waterstop 5 is general product, and the both ends card of waterstop 5 is in draw-in groove 11 to realize waterstop 5's installation.
In this embodiment, as shown in fig. 1, 3, 4 and 8, the telescopic device comprises a dust-proof sliding plate 3 and a plurality of diamond-shaped chains 4, the left and right sides of the dust-proof sliding plate 3 are respectively located in the installation groove 10 of the section steel 1, the dust-proof sliding plate 3 is a steel section, preferably, the dust-proof sliding plate 3 is a stainless steel thin plate, the diamond-shaped chains 4 are a plurality of diamond-shaped chains and are located below the dust-proof sliding plate 3, positioning columns 7 are installed in the positioning holes 13 of the section steel 1, the left and right ends of the diamond-shaped chains 4 are hinged through the positioning columns 7, the middle part of the diamond-shaped chains 4 is hinged through a fixing shaft 6, the fixing shaft 6 is fixedly connected with the dust-proof sliding plate 3, telescopic gaps are reserved between the left and right sides of the dust-proof sliding plate 3 and the positioning columns 7, further, as shown in fig. 7, the diamond-shaped chains 4 comprise a first connecting rod 41, two ends of the first connecting rod 41 are respectively hinged with one end of the fourth connecting rod 44, two ends of the second connecting rod 42 are respectively hinged with one end of the third connecting rod 43, the other end of the third connecting rod 43 is hinged with the other end of the fourth connecting rod 44 through the positioning column 7, two identical rhombuses are combined through the first connecting rod 41, the second connecting rod 42, the third connecting rod 43 and the fourth connecting rod 44, the middle parts of the rhombus chains 4 are hinged through the fixing shaft 6, and the fixing shaft 6 is connected with the dust-proof sliding plate 3, therefore, when two ends of the rhombus chains 4 are stressed, the rhombus chains 4 deform, the distance between the two section steels 1 is shortened in the process of narrowing the gap of the expansion joint, at the moment, the section steels 1 exert thrust on the rhombus chains 4 through the positioning column 7, so that the rhombus chains 4 contract, at the moment, the expansion gap between the dust-proof sliding plate 3 and the positioning, the distance between two shaped steel 1 becomes the elongated, shaped steel 1 exerts pulling force to rhombus chain 4 through reference column 7 this moment, make rhombus chain 4 elongate, flexible clearance between dustproof slide 3 and the reference column 7 becomes elongated this moment, thereby make the flexible of this telescoping device adaptation expansion joint, because dustproof slide 3 supports through rhombus chain 4, thereby the moment of flexure that dustproof slide 3 received has been reduced, and in the deformation process at the expansion joint, dustproof slide 3 is motionless, consequently, the cantilever of dustproof slide 3 can shorten, thereby make dustproof slide 3's width short, thickness is thin, thereby manufacturing cost has been practiced thrift.
In this embodiment, as shown in fig. 1, fig. 4 and fig. 8, the telescoping device further includes a pressing plate 2, the pressing plate 2 is installed in the mounting groove 10, the positioning column 7 passes the pressing plate 2, and the pressing plate 2 presses down the dustproof sliding plate 3, further, a certain gap can also be provided for laminating between the pressing plate 2 and the dustproof sliding plate 3, a gap of 0.5-1.5 mm is provided between the preferable pressing plate 2 and the dustproof sliding plate 3, so that the pressing plate 2 and the dustproof sliding plate 3 move relatively, through the pressing plate 2, both ends of the left and right sides of the corresponding dustproof sliding plate 3 can be pressed, the deformation of the dustproof sliding plate 3 can be avoided, further, the pressing plate 2 can extend out of the mounting groove 10, thereby further shortening the width of the dustproof sliding plate 3, and therefore, the production.
In this embodiment, as shown in fig. 1 and fig. 2, install the anchor steel sheet 8 that a plurality of horizontal intervals set up on shaped steel 1's the lateral wall, the linkage segment of anchor steel sheet 8 and the shape phase-match of shaped steel 1's lateral wall, then pass through welded connection between anchor steel sheet 8 and shaped steel 1, install anchor reinforcing bar 9 in one side of anchor steel sheet 8, shaped steel 1, anchor steel sheet 8 and anchor reinforcing bar 9 are all fixed through the concrete foundation, in the actual production process, shaped steel 1, telescoping device and anchor steel sheet 8 and anchor reinforcing bar 9 all process in the mill, and the equipment is accomplished, then directly place on the concrete foundation of bridge through transportation equipment, then final installation is accomplished to the mode of pouring again.
Example two:
the structure of this embodiment and embodiment one is basically the same, the only difference is, as shown in fig. 9, still be provided with a plurality of T shaped steel 12 between two shaped steel 1, mounting groove 10 and draw-in groove 11 have all been seted up to the left and right sides of T shaped steel 12, a plurality of locating holes 13 have still been seted up at the top of T shaped steel 12, locating hole 13 communicates with the mounting groove 10 that corresponds, install telescoping device and waterstop 5 between T shaped steel 12 and the shaped steel 1, and also install telescoping device and waterstop 5 between two adjacent T shaped steel 12, through setting up T shaped steel 12, bridge when can satisfying the gap broad at expansion joint uses, thereby improve the suitability of the device.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a shaped steel for dustproof expansion joint which characterized in that: the clamping groove is located below the mounting groove, a plurality of positioning holes are further formed in the top of the base body in the transverse direction, and the positioning holes are communicated with the mounting groove.
2. The section steel for a dustproof expansion joint according to claim 1, characterized in that: the outer side wall of the base body is provided with a flange, and the top of the flange is flush with the top of the base body.
3. The section steel for a dustproof expansion joint according to claim 2, characterized in that: the clamping groove is a C-shaped clamping groove.
4. The utility model provides a dustproof expansion joint which characterized in that: the section steel for the dustproof expansion joint comprises the section steel for the dustproof expansion joint according to any one of claims 1 to 3, and further comprises a telescopic device and a water stop belt, wherein the telescopic device comprises a dustproof sliding plate and a diamond-shaped chain, the section steel is installed on the left side and the right side of the expansion joint, the left side and the right side of the dustproof sliding plate are respectively located in installation grooves of the section steel, two ends of the water stop belt are installed in corresponding clamping grooves, the diamond-shaped chain is multiple and located below the dustproof sliding plate, positioning columns are installed in positioning holes of the section steel, the left end and the right end of the diamond-shaped chain are hinged through the positioning columns, the middle of the diamond-shaped chain is hinged through a fixing shaft, the fixing shaft is fixedly connected with the dustproof sliding plate, and telescopic gaps are reserved between the left.
5. The dustproof expansion joint of claim 4, wherein: the rhombus chain includes first connecting rod, second connecting rod, third connecting rod and fourth connecting rod, first connecting rod with the middle part of second connecting rod is passed through fixed axle is articulated, the both ends of first connecting rod respectively with a tip of fourth connecting rod is articulated, the both ends of second connecting rod respectively with a tip of third connecting rod is articulated, another tip of third connecting rod with another tip of fourth connecting rod passes through the locating column is articulated.
6. The dustproof expansion joint of claim 5, wherein: the telescopic device further comprises a pressing plate, the pressing plate is installed in the installation groove, the positioning column penetrates through the pressing plate, and the pressing plate presses the dustproof sliding plate.
7. The dustproof expansion joint of claim 6, wherein: install the anchor steel sheet that a plurality of transversal intervals set up on the lateral wall of shaped steel, the anchor reinforcing bar is installed to one side of anchor steel sheet, shaped steel, anchor steel sheet and anchor reinforcing bar are all fixed through the concrete foundation.
8. The dustproof expansion joint of claim 7, wherein: two still be provided with a plurality of T shaped steel between the shaped steel, mounting groove and draw-in groove have all been seted up to the left and right sides of T shaped steel, a plurality of locating holes have still been seted up at the top of T shaped steel, the locating hole with correspond the mounting groove intercommunication, T shaped steel with install between the shaped steel telescoping device and waterstop, and two adjacent also install between the T shaped steel telescoping device and waterstop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021311266.5U CN212688689U (en) | 2020-07-07 | 2020-07-07 | Dustproof expansion joint and be used for shaped steel at dustproof expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021311266.5U CN212688689U (en) | 2020-07-07 | 2020-07-07 | Dustproof expansion joint and be used for shaped steel at dustproof expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212688689U true CN212688689U (en) | 2021-03-12 |
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ID=74897656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021311266.5U Active CN212688689U (en) | 2020-07-07 | 2020-07-07 | Dustproof expansion joint and be used for shaped steel at dustproof expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212688689U (en) |
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2020
- 2020-07-07 CN CN202021311266.5U patent/CN212688689U/en active Active
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Effective date of registration: 20210830 Address after: 100000 2-328, floor 3, building 2, No. 20 Xiguan Road, Changping District, Beijing Patentee after: Beijing yizhidao Bridge Technology Co.,Ltd. Address before: No.24 Wenyi South Road, Beilin District, Xi'an, Shaanxi 710000 Patentee before: Wang Xiaopeng |