CN214993036U - Anti-pulling support structure and bridge - Google Patents
Anti-pulling support structure and bridge Download PDFInfo
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- CN214993036U CN214993036U CN202121201646.8U CN202121201646U CN214993036U CN 214993036 U CN214993036 U CN 214993036U CN 202121201646 U CN202121201646 U CN 202121201646U CN 214993036 U CN214993036 U CN 214993036U
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Abstract
The utility model discloses a support structure and bridge are pulled out to tensile relates to bridge beam supports technical field. The tensile drawing-resistant support structure comprises an upper support plate, a lower support plate and a pin shaft. The upper support plate is used for being connected with a beam body of a bridge, and the lower support plate is used for being connected with a pier. The pin shaft is hinged with the upper support plate, is connected with the lower support plate in a sliding manner, and can slide along the bridge direction relative to the lower support plate. The anti-pulling support structure and the bridge have the characteristics of good anti-pulling effect and simple structure.
Description
Technical Field
The utility model relates to a bridge beam supports technical field particularly, relates to a support structure and bridge are pulled out to tensile.
Background
With the growth of modern traffic networks and the rapid development of bridge construction, bridges of various standards have more and more requirements on the functions of the supports. Traditional bridge supports only need to be capable of bearing vertical pressure and horizontal force, but for some newly-made bridges such as magnetic suspension, monorail, empty rail and the like, the supports can be frequently switched under the state of bearing vertical pressure and vertical drawing force due to the superposition influence of various complex working conditions in curved sections, and some bridges with small curvature radius even permanently bear vertical drawing force.
In view of the above, it is important to develop and design a tensile support structure and a bridge that can solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a support structure and bridge are pulled out to tensile, it has the tensile and pulls out effectual, and simple structure's characteristics.
The utility model provides a technical scheme:
in a first aspect, an embodiment of the present invention provides an anti-pulling support structure, which includes an upper support plate, a lower support plate, and a pin;
the upper support plate is used for being connected with a beam body of a bridge, and the lower support plate is used for being connected with a pier;
the pin shaft is hinged to the upper support plate, is connected with the lower support plate in a sliding mode, and can slide along the bridge direction relative to the lower support plate.
With reference to the first aspect, in another implementation manner of the first aspect, a first connection hole is formed in the upper support plate, the first connection hole is a round hole, and the pin shaft is rotatably disposed in the first connection hole;
the lower support plate is provided with a second connecting hole which is a strip hole and extends along the horizontal direction, and the pin shaft is slidably arranged in the second connecting hole and can slide along the extending direction of the second connecting hole.
With reference to the first aspect and the foregoing implementation manner, in another implementation manner of the first aspect, a portion of the pin corresponding to the first connection hole is a first connection section, and a cross section of the first connection section is circular and is in rotating fit with the first connection hole;
the part of the pin shaft corresponding to the second connecting hole is a second connecting section, and the cross section of the second connecting section is rectangular and is in sliding fit with the second connecting hole.
With reference to the first aspect and the foregoing implementation manner of the first aspect, in another implementation manner of the first aspect, the pin is a cylinder.
With reference to the first aspect and the foregoing implementation manner, in another implementation manner of the first aspect, two first connecting lugs arranged at intervals are convexly arranged at the bottom of the upper support plate, and a second connecting lug is convexly arranged at the top of the lower support plate;
two all have on the first engaging lug first connecting hole, the second connecting hole is located the second engaging lug, the second engaging lug is located two between the first engaging lug.
With reference to the first aspect and the foregoing implementation manner of the first aspect, in another implementation manner of the first aspect, the anti-pulling support structure further includes two end cover plates;
the two end cover plates are respectively arranged at one ends, far away from the second connecting hole, of the first connecting holes in a covering mode so as to limit the pin shaft to be located in the first connecting holes and the second connecting holes.
With reference to the first aspect and the foregoing implementation manner, in another implementation manner of the first aspect, the anti-pulling support structure further includes an upper embedded plate and an upper anchor rod;
one end of the upper anchor rod is connected to the top of the upper embedded plate, the upper embedded plate and the upper anchor rod are both used for being pre-arranged on the beam body, and the upper support plate is connected with the upper embedded plate so as to be connected with the beam body through the upper embedded plate and the upper anchor rod;
and one end of the upper anchor rod, which is far away from the upper embedded plate, is provided with a pulling-resistant ring, and the diameter of the pulling-resistant ring is larger than that of the upper anchor rod.
With reference to the first aspect and the foregoing implementation manner, in another implementation manner of the first aspect, at least one annular boss is annularly provided on a side surface of the upper anchor rod.
With reference to the first aspect and the foregoing implementation manner, in another implementation manner of the first aspect, the anti-pulling support structure further includes an upper embedded plate and an upper anchor rod; one end of the upper anchor rod is connected to the top of the upper embedded plate, the upper embedded plate and the upper anchor rod are both used for being pre-arranged on the beam body, and the upper support plate is connected with the upper embedded plate so as to be connected with the beam body through the upper embedded plate and the upper anchor rod;
a first accommodating groove is formed in the upper embedded plate, a second accommodating groove is formed in the upper support plate, and the first accommodating groove corresponds to the second accommodating groove and forms an accommodating space together with the second accommodating groove;
the anti-drawing support structure further comprises a shear block, and the shear block is arranged in the accommodating space and matched with the accommodating space.
In a second aspect, the embodiment of the present invention further provides a bridge, which includes the anti-pulling support structure and a beam body, wherein the anti-pulling support structure includes an upper support plate, a lower support plate and a pin; the upper support plate is used for being connected with a beam body of a bridge, and the lower support plate is used for being connected with a pier; the pin shaft is hinged to the upper support plate, is connected with the lower support plate in a sliding mode, and can slide along the bridge direction relative to the lower support plate.
Compared with the prior art, the embodiment of the utility model provides an anti-drawing support structure includes for prior art's beneficial effect:
the tensile drawing support structure comprises an upper support plate, a lower support plate and a pin shaft, wherein the upper support plate is used for being connected with a beam body of a bridge, and the lower support plate is used for being connected with a pier. The pin shaft is hinged to the upper support plate and is further connected with the lower support plate in a sliding mode, and the pin shaft can slide along the bridge direction relative to the lower support plate. In other words, upper bracket board and bottom suspension bedplate pass through the round pin hub connection, and because round pin axle and upper bracket board are articulated, this makes the upper bracket board rotate for the bottom suspension bedplate to realize the effect of anti-pulling out, in addition, because round pin axle and bottom suspension bedplate sliding connection, this makes the upper bracket board can follow horizontal bridge to the displacement for the bottom suspension bedplate, and then realizes the slip and the pivoted dual function of anti-pulling out the bearing structure, and its structure is simpler.
The embodiment of the utility model provides a bridge is the same for prior art's beneficial effect with foretell tensile pull-out support structure for prior art's beneficial effect for prior art, no longer gives unnecessary details here.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below. It is appreciated that the following drawings depict only certain embodiments of the invention and are therefore not to be considered limiting of its scope. For a person skilled in the art, it is possible to derive other relevant figures from these figures without inventive effort.
Fig. 1 is a schematic structural view of an anti-pulling support structure provided in an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional structure view of an anti-pulling support structure provided in an embodiment of the present invention.
Fig. 3 is a schematic structural view of a pin shaft of an anti-pulling support structure provided in the embodiment of the present invention.
Icon: 10-drawing-resistant support structure; 11-an upper support plate; 111-a first connection lug; 1111-a first connection hole; 112-a second accommodating groove; 12-a lower support plate; 122-a second engaging lug; 1222-a second connection hole; 13-a pin shaft; 131-a first connection section; 132-a second connection segment; 15-end cover plate; 161-upper embedded plate; 1611-a first receiving recess; 162-attaching an anchor rod; 163-lower anchor rod; 166-anti-pulling ring; 167-annular boss; 17-a shear block; a-transverse direction of bridge.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. 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.
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. The terms "upper", "lower", "inner", "outer", "left", "right", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally used to place the products of the present invention, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used merely to facilitate the description of the present invention and to simplify the description, but do not indicate or imply that the device or component being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It is also to be understood that, unless expressly stated or limited otherwise, the terms "disposed," "connected," and the like are intended to be open-ended, and mean "connected," i.e., fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
Example (b):
referring to fig. 1, fig. 1 is a schematic structural diagram of an anti-pulling support structure 10 according to an embodiment of the present invention. The direction of the front pointed by the arrow A in FIG. 1 is the transverse direction A.
The embodiment of the utility model provides a support structure 10 is pulled out to tensile, and this support structure 10 is pulled out to tensile has the tensile and pulls out effectual, and simple structure's characteristics. The anti-pulling support structure 10 can be applied to bridges and the like. When the anti-pulling support structure 10 is applied to a bridge, a beam body of the bridge is connected with a pier through the anti-pulling support structure 10. Because the bridge has adopted the embodiment of the utility model provides an anti-drawing support structure 10, so this bridge also has the anti-drawing effectual, and simple structure's characteristics.
The structural composition, the operation principle and the advantageous effects of the anti-pulling support structure 10 provided by the embodiment of the present invention will be specifically described below.
Referring to fig. 1 and fig. 2, fig. 2 is a schematic cross-sectional view of a pull-resistant support structure 10 according to an embodiment of the present invention.
The tensile support structure 10 comprises an upper support plate 11, a lower support plate 12 and a pin shaft 13, wherein the upper support plate 11 is used for being connected with a beam body of a bridge, and the lower support plate 12 is used for being connected with a pier. The pin 13 is hinged to the upper support plate 11, the pin 13 is further connected with the lower support plate 12 in a sliding manner, and the pin 13 can slide along the bridge direction relative to the lower support plate 12. In other words, the upper support plate 11 is connected to the lower support plate 12 through the pin 13, and since the pin 13 is hinged to the upper support plate 11, the upper support plate 11 can rotate relative to the lower support plate 12, and the pulling-resistant effect is achieved, and further, since the pin 13 is slidably connected to the lower support plate 12, the upper support plate 11 can be displaced along the transverse bridge direction a relative to the lower support plate 12, so that the dual functions of sliding and rotating of the pulling-resistant support structure 10 are achieved, and the structure is simple.
In this embodiment, the forward bridge direction is an extending direction of the beam body, and the transverse bridge direction a is a direction perpendicular to the forward bridge direction and located in a horizontal plane. In addition, in other embodiments, the pin 13 may also be hinged to the lower seat plate 12 and slidably connected to the upper seat plate 11.
Further, first connecting hole 1111 still can have been seted up on upper bracket board 11, and this first connecting hole 1111 is the round hole, and round pin axle 13 rotationally sets up in first connecting hole 1111 to realize upper bracket board 11 and the articulated of round pin axle 13. The lower support plate 12 may be formed with a second connecting hole 1222, the second connecting hole 1222 is a bar hole, and the second connecting hole 1222 extends in a horizontal direction, or the second connecting hole 1222 extends in a transverse direction a, the pin 13 is slidably disposed in the second connecting hole 1222 and can slide along the extending direction of the second connecting hole 1222, so as to implement a sliding connection, which is simple in structure.
With continuing reference to fig. 1 and 2 and fig. 3, fig. 3 is a schematic structural diagram of the pin 13 of the anti-pulling support structure 10 according to an embodiment of the present invention.
The portion of the pin 13 corresponding to the first connection hole 1111 is the first connection section 131, the cross section of the first connection section 131 may be circular and rotatably fit with the first connection hole 1111, the portion of the pin 13 corresponding to the second connection hole 1222 is the second connection section 132, the cross section of the second connection section 132 may be rectangular and slidably fit with the second connection hole 1222, in other words, the side surface of the second connection section 132 abuts against the inner wall of the second connection hole 1222, and since the cross section of the second connection section 132 is rectangular, the contact area between the second connection section 132 and the second connection hole 1222 is larger, so as to further improve the anti-pulling effect of the anti-pulling support structure 10.
It should be noted that, in other embodiments, the pin 13 may also be a cylinder.
Further, two first connecting lugs 111 arranged at intervals are convexly arranged at the bottom of the upper support plate 11, and a second connecting lug 122 is convexly arranged at the top of the lower support plate 12. In addition, the two first connecting lugs 111 are respectively provided with a first connecting hole 1111, the second connecting hole 1222 is located on the second connecting lug 122, and the second connecting lug 122 is located between the two first connecting lugs 111, so that the pin 13 passes through the first connecting lug 111 and the second connecting lug 122 during assembly, and after assembly, the sliding connection positions are located at two ends of the pin 13, so that the displacement condition of the anti-pulling support structure 10 in the transverse bridge direction a can be observed conveniently.
Moreover, the anti-pulling support structure 10 may further include two end cover plates 15, and the two end cover plates 15 are respectively covered on one ends of the two first connection holes 1111 far away from the second connection hole 1222, so as to limit the pin 13 in the first connection hole 1111 and the second connection hole 1222.
It should be noted that the end cover plate 15 may further be provided with a viewing hole (not shown) corresponding to the second connecting hole 1222, so as to observe the position of the pin 13 in the second connecting hole 1222.
With continued reference to fig. 1 and 2, the stretch resistant support structure 10 may further include an upper embedment plate 161 and an upper tie back bar 162. One end of the upper anchor rod 162 is connected to the top of the upper embedded plate 161, the upper embedded plate 161 and the upper anchor rod 162 are both used for being preset on the beam body, and the upper support plate 11 is connected with the upper embedded plate 161 so as to be connected with the beam body through the upper embedded plate 161 and the upper anchor rod 162. And one end of the upper anchor rod 162, which is far away from the upper embedded plate 161, is provided with a pulling-resistant ring 166, the diameter of the pulling-resistant ring 166 is larger than that of the upper anchor rod 162, in other words, the top of the upper anchor rod 162 is provided with the pulling-resistant ring 166 with a larger caliber, so that the stability of the connection between the upper anchor rod 162 and the beam body is increased, and the pulling-resistant effect of the pulling-resistant support structure 10 is improved.
It should be noted that the stretch resistant support structure 10 may further include a lower tie back 163. One end of the lower anchor rod 163 is connected to the bottom of the lower support plate 12, and the upper anchor rod 162 is preset in the bridge pier. And one end of the lower anchor rod 163, which is far away from the lower support plate 12, is also provided with a stretch-pulling ring 166, and the diameter of the stretch-pulling ring 166 is larger than that of the lower anchor rod 163, in other words, the bottom end of the lower anchor rod 163 is provided with the stretch-pulling ring 166 with a larger caliber, so as to increase the stability of the connection between the lower anchor rod 163 and the pier, and further improve the stretch-pulling effect of the stretch-pulling support structure 10.
In addition, at least one annular boss 167 may be further annularly disposed on the side surfaces of the upper anchor rod 162 and the lower anchor rod 163, so as to further improve the stability of connection between the upper anchor rod 162 and the beam body and connection between the lower anchor rod 163 and the bridge pier, and further improve the anti-pulling effect of the anti-pulling support structure 10.
In addition, the upper pre-buried plate 161 may have a first receiving recess 1611, the upper support plate 11 may have a second receiving recess 112, and the first receiving recess 1611 and the second receiving recess 112 correspond to each other and together form a receiving space (not shown). The anti-pulling support structure 10 may further include a shear block 17, and the shear block 17 is disposed in the accommodating space and is matched with the accommodating space. Therefore, the bridge plays a role in shearing resistance when being subjected to horizontal load, and particularly can be borne by the shearing force block 17 when the tensile support structure is subjected to permanent horizontal component force under the condition that the upper support plate 11 is inclined at a slope, so that the bolt stress fatigue of the upper anchorage bar 162 is avoided.
The embodiment of the utility model provides a draw supporting structure's theory of operation is:
the tensile support structure 10 comprises an upper support plate 11, a lower support plate 12 and a pin shaft 13, wherein the upper support plate 11 is used for being connected with a beam body of a bridge, and the lower support plate 12 is used for being connected with a pier. The pin 13 is hinged to the upper support plate 11, the pin 13 is further connected with the lower support plate 12 in a sliding manner, and the pin 13 can slide along the bridge direction relative to the lower support plate 12. In other words, the upper support plate 11 is connected with the lower support plate 12 through the pin 13, since the pin 13 is hinged to the upper support plate 11, the upper support plate 11 can rotate relative to the lower support plate 12, and the pulling-resistant effect is achieved, and in addition, since the pin 13 is slidably connected with the lower support plate 12, the upper support plate 11 can displace along the transverse bridge direction a relative to the lower support plate 12, and then the dual functions of sliding and rotating of the pulling-resistant support structure 10 are achieved, and the structure is simpler.
In summary, the following steps:
the embodiment of the utility model provides a support structure 10 is pulled out to tensile, it has the tensile and pulls out effectual, and simple structure's characteristics.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that the features in the above embodiments may be combined with each other without conflict, and various modifications and variations of the present invention are possible. 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. The present embodiments are to be considered 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.
Claims (10)
1. An anti-drawing support structure is characterized by comprising an upper support plate (11), a lower support plate (12) and a pin shaft (13);
the upper support plate (11) is used for being connected with a beam body of a bridge, and the lower support plate (12) is used for being connected with a pier;
the pin shaft (13) is hinged to the upper support plate (11), is connected with the lower support plate (12) in a sliding mode, and can slide along the bridge direction relative to the lower support plate (12).
2. The anti-pulling seat structure of claim 1, wherein the upper seat plate (11) is provided with a first connection hole (1111), the first connection hole (1111) is a round hole, and the pin (13) is rotatably disposed in the first connection hole (1111);
the lower support plate (12) is provided with a second connecting hole (1222), the second connecting hole (1222) is a strip hole and extends along the horizontal direction, and the pin shaft (13) is slidably arranged in the second connecting hole (1222) and can slide along the extending direction of the second connecting hole (1222).
3. The structure of the anti-pulling seat according to claim 2, characterized in that the portion of the pin (13) corresponding to the first connection hole (1111) is a first connection section (131), the cross section of the first connection section (131) is circular and is rotationally engaged with the first connection hole (1111);
the part of the pin shaft (13) corresponding to the second connecting hole (1222) is a second connecting section (132), and the cross section of the second connecting section (132) is rectangular and is in sliding fit with the second connecting hole (1222).
4. A structure as claimed in claim 2, characterized in that said pin (13) is cylindrical.
5. The anti-drawing support structure according to claim 2, wherein the bottom of the upper support plate (11) is provided with two spaced first connecting lugs (111) in a protruding manner, and the top of the lower support plate (12) is provided with a second connecting lug (122) in a protruding manner;
the two first connecting lugs (111) are provided with the first connecting holes (1111), the second connecting holes (1222) are positioned on the second connecting lugs (122), and the second connecting lugs (122) are positioned between the two first connecting lugs (111).
6. A pull-resistant abutment structure according to claim 5, characterized in that said pull-resistant abutment structure (10) further comprises two end cover plates (15);
the two end cover plates (15) are respectively arranged at one ends, far away from the second connecting hole (1222), of the two first connecting holes (1111) in a covering mode, so that the pin shaft (13) is limited in the first connecting hole (1111) and the second connecting hole (1222).
7. The anti-pulling support structure according to any one of claims 1 to 6, wherein the anti-pulling support structure (10) further comprises an upper pre-buried plate (161) and an upper tieback bar (162);
one end of the upper anchor rod (162) is connected to the top of the upper embedded plate (161), the upper embedded plate (161) and the upper anchor rod (162) are both used for being preset on the beam body, and the upper support plate (11) is connected with the upper embedded plate (161) so as to be connected with the beam body through the upper embedded plate (161) and the upper anchor rod (162);
one end, far away from the upper embedded plate (161), of the upper anchor rod (162) is provided with a pulling-resistant ring (166), and the diameter of the pulling-resistant ring (166) is larger than that of the upper anchor rod (162).
8. The anti-pulling support structure according to claim 7, wherein the side surface of the upper tie back rod (162) is annularly provided with at least one annular boss (167).
9. The anti-pulling support structure according to any one of claims 1 to 6, wherein the anti-pulling support structure (10) further comprises an upper pre-buried plate (161) and an upper tieback bar (162);
one end of the upper anchor rod (162) is connected to the top of the upper embedded plate (161), the upper embedded plate (161) and the upper anchor rod (162) are both used for being preset on the beam body, and the upper support plate (11) is connected with the upper embedded plate (161) so as to be connected with the beam body through the upper embedded plate (161) and the upper anchor rod (162);
a first accommodating groove (1611) is formed in the upper embedded plate (161), a second accommodating groove (112) is formed in the upper support plate (11), and the first accommodating groove (1611) corresponds to the second accommodating groove (112) and jointly encloses an accommodating space;
the anti-pulling support structure (10) further comprises a shear block (17), and the shear block (17) is arranged in the accommodating space and matched with the accommodating space.
10. Bridge, characterized in that it comprises a tensile support structure according to any of claims 1-9 and a beam body, to which said upper support plate (11) is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121201646.8U CN214993036U (en) | 2021-05-31 | 2021-05-31 | Anti-pulling support structure and bridge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121201646.8U CN214993036U (en) | 2021-05-31 | 2021-05-31 | Anti-pulling support structure and bridge |
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| CN214993036U true CN214993036U (en) | 2021-12-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114657870A (en) * | 2021-12-27 | 2022-06-24 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Anti-pulling support for assembled highway steel bridge |
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2021
- 2021-05-31 CN CN202121201646.8U patent/CN214993036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114657870A (en) * | 2021-12-27 | 2022-06-24 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Anti-pulling support for assembled highway steel bridge |
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