Bridge bearing

Abstract

The application relates to the technical field of bridge support equipment, and provides a bridge support, which comprises a top plate, a fixing base, a damping mechanism, a limiting mechanism, a positioning mechanism and a lifting adjusting mechanism. The damping mechanism comprises a damping base, a plurality of first damping springs and a plurality of second damping springs. The damping base is provided with a damping groove with an open top. The top plate is arranged at the opening and protrudes from the opening. The plurality of first damping springs are arranged in the groove bottom of the damping groove and are connected between the groove bottom of the damping groove and the bottom surface of the top plate. The plurality of second damping springs are arranged along the circumferential direction of the inner wall of the damping groove and are connected between the inner wall of the damping groove and the outer circumferential side of the top plate. The limiting mechanism comprises a plurality of limiting columns which are arranged in the gaps between the plurality of first damping springs. The lifting adjusting mechanism is connected between the damping base and the fixing base. The lifting adjusting mechanism is used for adjusting the spacing between the top plate and the fixing base. The application improves the compression resistance and adaptability of the bridge support.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of bridge support equipment, in particular to a bridge support. BACKGROUND

[0002] With the progress of society and the improvement of people's living standards, many cities are building overpasses and sea-crossing bridges to alleviate traffic congestion. Bridge support is the main support structure of the bridge, and its performance directly determines the quality of the bridge.

[0003] However, the existing bridge support either has no buffering design or has a single shock absorption structure. For bridges that are frequently driven, the bridge support not only has low compression resistance, but also has relatively short durability and service life. In addition, the bridge support has poor adaptability and cannot adjust the height according to the actual situation, which is not flexible enough. SUMMARY

[0004] The present application provides a bridge support to solve the technical defects of low compression resistance and poor adaptability of the bridge support in the prior art, and to improve the compression resistance and adaptability of the bridge support.

[0005] The present application provides a bridge support, comprising:

[0006] a top plate for connecting with a bridge body;

[0007] a fixed seat spaced apart from the top plate, the fixed seat being used for connecting with a pier;

[0008] a shock absorption mechanism, the shock absorption mechanism comprising a shock absorption base, a plurality of first shock absorption springs and a plurality of second shock absorption springs, the shock absorption base having a shock absorption groove with a top opening, the top plate being arranged at the opening and part of the top plate protruding out of the opening, the plurality of first shock absorption springs being arranged in an array at the groove bottom of the shock absorption groove and connected between the groove bottom of the shock absorption groove and the bottom surface of the top plate, the plurality of second shock absorption springs being arranged in an array along the circumference of the inner wall of the shock absorption groove and connected between the inner wall of the shock absorption groove and the outer circumferential side of the top plate;

[0009] a limiting mechanism, the limiting mechanism comprising a plurality of limiting columns, the plurality of limiting columns being arranged in an array in the gaps between the plurality of first shock absorption springs;

[0010] a positioning mechanism, the positioning mechanism comprising a plurality of positioning columns, the plurality of positioning columns being respectively arranged on the side of the top plate and the fixed seat away from the shock absorption mechanism; and

[0011] A lifting adjusting mechanism is connected between the damping base and the fixed seat, and is used to adjust the distance between the top plate and the fixed seat.

[0012] According to the bridge support provided by the present application, the length of the limiting column is less than the natural length of the first damping spring and greater than the minimum compression length of the first damping spring.

[0013] According to the bridge support provided by the present application, the lifting adjusting mechanism comprises a first supporting rod and a second supporting rod, the first supporting rod and the second supporting rod are arranged in a cross shape, the middle parts of the first supporting rod and the second supporting rod are hinged, and the two ends of the first supporting rod and the second supporting rod are respectively connected with the fixed seat and the damping base in a sliding mode.

[0014] According to the bridge support provided by the present application, the lifting adjusting mechanism further comprises a first sliding groove and a second sliding groove, the first sliding groove is arranged on the side of the fixed seat facing the damping base, the second sliding groove is arranged on the side of the damping base facing the fixed seat, and the two ends of the first supporting rod and the second supporting rod are respectively arranged in the first sliding groove and the second sliding groove.

[0015] According to the bridge support provided by the present application, the lifting adjusting mechanism comprises a plurality of positioning bolts, the first sliding groove and the second sliding groove are respectively provided with a plurality of first positioning through holes and a plurality of second positioning through holes along the extending direction of the sliding grooves, and the plurality of positioning bolts are arranged in the first positioning through holes and the second positioning through holes to limit the sliding direction of the first supporting rod and the second supporting rod in the first sliding groove and the second sliding groove.

[0016] According to the bridge support provided by the present application, the two ends of the first supporting rod and the second supporting rod are respectively provided with rollers, and the first supporting rod and the second supporting rod are connected with the first sliding groove and the second sliding groove through the rollers.

[0017] According to the bridge support provided by the present application, the bridge support comprises two lifting adjusting mechanisms, and the two lifting adjusting mechanisms are symmetrically arranged between the fixed seat and the damping base.

[0018] According to the bridge support provided by the present application, the bridge support further comprises a rotating shaft, the rotating shaft is connected between the two lifting adjusting mechanisms, and the first supporting rod and the second supporting rod are connected in a rotating mode through the rotating shaft.

[0019] According to the bridge support provided by the application, the bridge support further comprises a first damping plate and a second damping plate, the first damping plate is arranged at the groove bottom of the damping groove, the second damping plate is arranged at the groove opening of the damping groove, and the second damping plate is connected to the side of the top plate facing the damping groove.

[0020] According to the bridge support provided by the application, the bridge support further comprises a plurality of reinforcing ribs, the plurality of reinforcing ribs are arranged at the outer circumferential side of the top plate, and the reinforcing ribs are respectively connected to the second damping plate and the top plate.

[0021] The bridge support provided by the application comprises a top plate, a fixing seat, a damping mechanism, a limiting mechanism, a positioning mechanism and a lifting adjusting mechanism, the top plate is used for being connected with a bridge body, the fixing seat is arranged in a spaced manner with the top plate, the fixing seat is used for being connected with a pier, the damping mechanism comprises a damping base, a plurality of first damping springs and a plurality of second damping springs, the damping base has a damping groove with a top opening, the top plate is arranged at the opening, and part of the top plate protrudes out of the opening, the plurality of first damping springs are arranged in an array at the groove bottom of the damping groove and are connected between the groove bottom of the damping groove and the bottom surface of the top plate, the plurality of second damping springs are arranged in an array along the circumference of the inner wall of the damping groove and are connected between the inner wall of the damping groove and the outer circumferential side of the top plate, the limiting mechanism comprises a plurality of limiting columns, the plurality of limiting columns are arranged in the gaps between the plurality of first damping springs arranged in an array, the positioning mechanism comprises a plurality of positioning columns, the plurality of positioning columns are respectively arranged at the sides of the top plate and the fixing seat away from the damping mechanism, and the lifting adjusting mechanism is connected between the damping base and the fixing seat, and is used for adjusting the distance between the top plate and the fixing seat. According to the bridge support provided by the application, when a vehicle passes through the bridge body, the first damping springs and the second damping springs play a buffering role, the first damping springs provide vertical elastic support for the bridge body to reduce the vertical impact force transmitted by the bridge body, the second damping springs provide horizontal elastic support for the bridge body and reduce the impact force received by the first damping springs, the compression resistance of the bridge support is improved, the durability and the stability of the bridge support are improved, when the first damping springs are compressed to a certain extent, the supporting columns lift the top plate to prevent the first damping springs from being compressed too low and damaged, the reliability of the bridge support is improved, and the lifting adjusting mechanism is arranged between the fixing seat and the damping base, so that the distance between the top plate and the fixing seat can be adjusted by the lifting adjusting mechanism according to the required height of different bridge bodies, the height of the bridge support is adjusted, the use of the bridge support is more flexible, and the applicability of the bridge support is stronger. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to make the technical solutions in the present application or the prior art clearer, the accompanying drawings needed in the embodiments or the prior art description will be briefly introduced. Obviously, the accompanying drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0023] Figure 1 is a structural schematic view of an embodiment of the bridge support provided by the present application;

[0024] Figure 2 is a structural schematic view of another view of the bridge support in Figure 1

[0025] Figure 3 is a structural schematic view of the bridge support in Figure 1

[0026] Figure 4 is a structural schematic view of another embodiment of the bridge support provided by the present application;

[0027] Figure 5 is a sectional view of A-A in Figure 4

[0028] Reference signs:

[0029] 100, bridge support;

[0030] 110, top plate;

[0031] 120, fixing seat;

[0032] 130, damping mechanism; 131, damping base; 131a, damping groove; 132, first damping spring; 133, second damping spring;

[0033] 140, limiting column;

[0034] 150, lifting adjusting mechanism; 151, first supporting rod; 152, second supporting rod; 153, first sliding groove; 153a, first positioning through hole; 154, second sliding groove; 154a, second positioning through hole; 155, positioning bolt; 156, rotating shaft; 157, roller;

[0035] 160, first damping plate;

[0036] 170, second damping plate;

[0037] 180, reinforcing rib. DETAILED DESCRIPTION

[0038] ​​​In order to make the objects, technical solutions and advantages of the present application clearer, the technical solutions will be clearly and completely described below with reference to the drawings in the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those ordinarily skilled in the art without creative work fall into the protection scope of the present application.

[0039] In the description of the embodiments of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "first", "second" are numbered for the purpose of clearly describing the components of the product, and do not represent any substantial difference. The directions of "up" and "down" are based on the directions shown in the drawings. For those ordinarily skilled in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances. In addition, the meaning of "multiple" is two or more than two. In the specification and claims, "and / or" means at least one of the connected objects, and the character " / ", generally means that the front and rear associated objects are in an "or" relationship.

[0040] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, can be the communication inside two elements. For those ordinarily skilled in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0041] The present application provides a bridge support.

[0042] In the embodiments of the present application, reference is made to Figures 1 to 5The bridge support 100 comprises a top plate 110, a fixing base 120, a damping mechanism 130, a limiting mechanism and a lifting adjusting mechanism 150. The top plate 110 is used for being connected with a bridge body. The fixing base 120 is arranged in a spaced manner with the top plate 110, and is used for being connected with a bridge pier. The damping mechanism 130 comprises a damping base 131, a plurality of first damping springs 132 and a plurality of second damping springs 133. The damping base 131 has a damping groove 131a with a top opening. The top plate 110 is arranged at the opening, and part of the top plate 110 protrudes out of the opening. The plurality of first damping springs 132 are arranged in an array at the groove bottom of the damping groove 131a, and are connected between the groove bottom of the damping groove 131a and the bottom surface of the top plate 110. The plurality of second damping springs 133 are arranged in an array along the circumference of the inner wall of the damping groove 131a, and are connected between the inner wall of the damping groove 131a and the outer circumferential side of the top plate 110. The limiting mechanism comprises a plurality of limiting columns 140, which are arranged in an array in the gaps between the plurality of first damping springs 132. The positioning mechanism comprises a plurality of positioning columns, which are respectively arranged on the side of the top plate 110 and the fixing base 120, which are away from the damping mechanism 130. The lifting adjusting mechanism 150 is connected between the damping base 131 and the fixing base 120, and is used for adjusting the distance between the top plate 110 and the fixing base 120.

[0043] In the embodiment of the present application, the bridge support 100 comprises a top plate 110 and a fixing plate. The top plate 110 can be positioned and connected with the bridge body through the positioning columns of the positioning mechanism. The fixing plate can also be positioned and connected with the bridge pier through the positioning columns of the positioning mechanism. The positioning columns are respectively arranged on the sides of the top plate 110 and the fixing plate, which are away from each other. The top plate 110 and the fixing plate can be adaptively arranged according to the specific shapes of the bridge pier and the bridge body. In the embodiment, the top plate 110 is arranged in a substantially circular shape, and the fixing plate is arranged in a substantially square shape. Other embodiments can be arranged according to the embodiment.

[0044] In the embodiment of the present application, the bridge support 100 further comprises a damping mechanism 130, a limiting mechanism and a lifting adjusting mechanism. The damping mechanism 130 is used for providing buffering for the load impact received by the bridge body under load, so as to prevent stress concentration of the bridge body and damage of the bridge body. The limiting mechanism is used for limiting the first damping springs 132 in the damping mechanism 130. When the first damping springs 132 are compressed to a certain extent, the limiting columns 140 in the limiting mechanism will lift the top plate 110 or the first damping plate 160, so as to prevent damage caused by excessive compression of the first damping springs 132. The lifting adjusting mechanism 150 is used for adjusting the height of the bridge support 100, so as to improve the adaptability of the bridge support 100 to different bridge bodies and facilitate installation.

[0045] The bridge support 100 provided by the application comprises a top plate 110, a fixing seat 120, a damping mechanism 130, a limiting mechanism, a positioning mechanism and a lifting adjusting mechanism 150, the top plate 110 is used for being connected with a bridge body; the fixing seat 120 is arranged in a spaced manner with the top plate 110, and the fixing seat 120 is used for being connected with a pier; the damping mechanism 130 comprises a damping base 131, a plurality of first damping springs 132 and a plurality of second damping springs 133, the damping base 131 has a damping groove 131a with a top opening, the top plate 110 is arranged at the opening, and part of the top plate 110 protrudes out of the opening, the plurality of first damping springs 132 are arranged in an array at the groove bottom of the damping groove 131a and are connected between the groove bottom of the damping groove 131a and the bottom surface of the top plate 110, and the plurality of second damping springs 133 are arranged in an array along the circumference of the inner wall of the damping groove 131a and are connected between the inner wall of the damping groove 131a and the outer circumferential side of the top plate 110; the limiting mechanism comprises a plurality of limiting columns 140, and the plurality of limiting columns 140 are arranged in an array in the gap of the plurality of first damping springs 132; the positioning mechanism comprises a plurality of positioning columns, and the plurality of positioning columns are respectively arranged on the side, away from the damping mechanism 130, of the top plate 110 and the fixing seat 120; the lifting adjusting mechanism 150 is connected between the damping base 131 and the fixing seat 120, and the lifting adjusting mechanism 150 is used for adjusting the distance between the top plate 110 and the fixing seat 120. According to the application, the damping mechanism 130 is arranged, when a vehicle passes through the bridge body, the first damping springs 132 and the second damping springs 133 play a buffering role, the first damping springs 132 provide vertical elastic support for the bridge body to reduce the vertical impact force transmitted by the bridge body, the second damping springs 133 provide lateral elastic support for the bridge body and reduce the impact force received by the first damping springs 132, the compression resistance of the bridge support 100 is improved, the durability and the stability of the bridge support 100 are improved, when the first damping springs 132 are compressed to a certain extent, the supporting columns lift the top plate 110, the first damping springs 132 are prevented from being compressed too low to be damaged, the reliability of the bridge support 100 is improved, and the lifting adjusting mechanism 150 is arranged between the fixing seat 120 and the damping base 131, so that the distance between the top plate 110 and the fixing seat 120 can be adjusted by the lifting adjusting mechanism 150 according to the required height of different bridge bodies, the height of the bridge support 100 is adjusted, and the bridge support 100 is more flexible and has higher applicability.

[0046] With reference to Figure 3 and Figure 5 In some embodiments, the length of the limiting column 140 is less than the natural length of the first damping spring 132 and greater than the minimum compression length of the first damping spring 132. In this way, when the first damping spring 132 is compressed to a certain extent, the supporting column lifts the top plate 110, the first damping spring 132 is prevented from being compressed too low to be damaged, and the compression resistance of the bridge support 100 is improved.

[0047] With reference to Figures 1 to 5 , the lifting adjusting mechanism 150 comprises a first support rod 151 and a second support rod 152, the first support rod 151 and the second support rod 152 are arranged in a cross manner, and the middle parts of the first support rod 151 and the second support rod 152 are hingedly connected, and the two ends of the first support rod 151 and the second support rod 152 are respectively slidably connected with the fixed seat 120 and the damping base 131. In this way, by lifting the damping mechanism 130 and the top plate 110, the angle between the first support rod 151 and the second support rod 152 is adjusted by the rotational connection between the first support rod 151 and the second support rod 152, and then the first support column and the second support column are limited and fixed, the height adjustment of the bridge support 100 can be realized, so that the bridge support 100 is more flexible and has stronger applicability.

[0048] With reference to Figure 1 , Figure 2 , Figure 4 and Figure 5 , specifically, the lifting adjusting mechanism 150 further comprises a first sliding groove 153 and a second sliding groove 154, the first sliding groove 153 is arranged on the side of the fixed seat 120 facing the damping base 131, and the second sliding groove 154 is arranged on the side of the damping base 131 facing the fixed seat 120, and the two ends of the first support rod 151 and the second support rod are respectively arranged in the first sliding groove 153 and the second sliding groove 154. The first sliding groove 153 and the second sliding groove 154 are arranged so that the first support rod 151 and the second support rod can slide in a predetermined direction, thereby facilitating the adjustment of the angle between the first support rod 151 and the second support rod 152 to adjust the distance between the top plate 110 and the fixed seat 120.

[0049] With reference to Figure 1 , Figure 2 and Figure 5 , in some embodiments, the lifting adjusting mechanism 150 comprises a plurality of positioning bolts 155, the first sliding groove 153 and the second sliding groove 154 are respectively provided with a plurality of first positioning through holes 153a and a plurality of second positioning through holes 154a along the extension direction of the sliding groove, and the plurality of positioning bolts 155 are arranged in the first positioning through holes 153a and the second positioning through holes 154a to limit the sliding direction of the first support rod 151 and the second support rod in the first sliding groove 153 and the second sliding groove 154. It can be understood that the first sliding groove 153 and the second sliding groove 154 are provided with a plurality of first positioning through holes 153a and a plurality of second positioning through holes 154a, and then the angle of the first support rod 151 and the second support rod 152 is limited by the positioning bolt 155, so as to adjust the height of the bridge support 100.

[0050] With reference to Figure 3In some embodiments, the ends of the first support rod 151 and the second support rod 152 are provided with rollers 157, and the first support rod 151 and the second support rod 152 are connected with the first sliding groove 153 and the second sliding groove 154 through the rollers 157. It can be understood that, in the present embodiment, the rollers 157 are arranged at the ends of the first support rod 151 and the second support rod 152, and the rolling friction of the rollers 157 is used to replace the sliding friction, so that the height adjustment of the lifting adjustment device is facilitated, and the friction between the first support rod 151 and the second support rod 152 and the first sliding groove 153 and the second sliding groove 154 is reduced, thereby improving the stability and durability of the bridge support 100.

[0051] With reference to Figures 1 to 4 In some embodiments, the bridge support 100 comprises two lifting adjustment mechanisms 150, which are symmetrically arranged between the fixed seat 120 and the damping base 131. Specifically, the bridge support 100 can comprise not less than one lifting adjustment mechanism. Alternatively, the bridge support 100 can comprise 1, 2, 3, 4, 5, 6, 7 or 8 lifting adjustment mechanisms 150, which can be arranged according to the size and load-bearing capacity of the specific bridge body. The present application takes the bridge support 100 comprising two lifting adjustment mechanisms 150 as an example for illustration, and other embodiments can be arranged with reference to the present embodiment.

[0052] With reference to Figures 2 to 5 In some embodiments, the bridge support 100 further comprises a rotating shaft 156, which is connected between the two lifting adjustment mechanisms 150, and the first support rod 151 and the second support rod 152 are rotatably connected through the rotating shaft 156. It can be understood that, in order to improve the strength of the two lifting adjustment mechanisms 150 and the support strength of the bridge support 100, the rotating shaft 156 is arranged between the two lifting adjustment mechanisms 150 arranged oppositely, and the rotating shaft 156 is also used to realize the rotatable connection between the first support rod 151 and the second support rod 152.

[0053] With reference to Figure 1 and Figure 5In some embodiments, the bridge support 100 further comprises a first damping plate 160 arranged at the bottom of the damping groove 131a and a second damping plate 170 arranged at the opening of the damping groove 131a and connected to the side of the top plate 110 facing the damping groove 131a. It can be understood that, in order to improve the supporting capacity of the damping mechanism 130 to the bridge body, the first damping plate 160 is arranged at the bottom of the damping groove 131a, the second damping plate 170 is arranged at the side of the top plate 110 close to the damping mechanism 130, and the first damping spring 132 and the limiting column 140 can be arranged between the first damping plate 160 and the second damping plate 170 to reduce the rigid contact between the first damping plate 160 and the second damping plate 170.

[0054] With reference to Figure 1 and Figure 4 In some embodiments, the bridge support 100 further comprises a plurality of reinforcing ribs 180 arranged at the outer circumferential side of the top plate 110, and the reinforcing ribs 180 are respectively connected to the second damping plate 170 and the top plate 110. It can be understood that, in order to improve the connecting strength between the top plate 110 and the second damping plate 170, the reinforcing ribs 180 are arranged at the outer circumferential side of the top plate 110 in this embodiment, the reinforcing ribs 180 are substantially arranged in the shape of triangular elbow plate, and of course, other shapes can be used in other embodiments, which are not specially limited herein, and the adjacent two sides of the reinforcing ribs 180 are respectively connected to the top surface of the second damping plate 170 and the outer circumferential surface of the top plate 110, thereby increasing the strength and reliability of the bridge support 100.

[0055] The working principle of the bridge support 100 of the present application is as follows:

[0056] 1. First, according to the required height of different bridge bodies, the first supporting rod 151 and the second supporting rod 152 are rotatably connected by the rotating shaft 156, the damping support is lifted, the angle of the first supporting rod 151 and the second supporting rod 152 is adjusted, and the two ends of the first supporting rod 151 and the second supporting rod 152 are respectively placed into the first sliding groove 153 and the two second sliding grooves 154, and the positioning bolt 155 and the fixed through hole are matched to limit and fix the first supporting column and the second supporting column, so as to complete the adjustment of the height of the bridge support 100, so that the bridge support 100 is more flexible and has stronger applicability.

[0057] 2. The top plate 110 contacts and fixes the bridge body. When a car passes over it, the first damping spring 132 and the second damping spring 133 play a buffering role, increasing the durability of the bridge support 100 and fixing the bridge body more firmly. When the first damping spring 132 is compressed to a certain extent, it limits and lifts the second damping plate 170 to prevent the first damping spring 132 from being damaged due to excessive compression. At the same time, the second damping spring 133 can provide lateral and vertical upward force to reduce the pressure on the first damping spring 132.

[0058] In embodiments of the present invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0059] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0060] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, and not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features; and these modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A bridge bearing, characterized in that, The bridge pier support comprises a top plate, a fixing seat, a damping mechanism, a limiting mechanism, a positioning mechanism and a lifting adjusting mechanism. The top plate is used for connecting with the bridge body. The fixing seat is arranged in a spaced manner with the top plate and is used for connecting with the bridge pier. The damping mechanism comprises a damping base, a plurality of first damping springs and a plurality of second damping springs. The damping base has a top-open damping groove. The top plate is arranged at the opening and protrudes from the opening. The plurality of first damping springs are arranged in an array at the groove bottom of the damping groove and are connected between the groove bottom of the damping groove and the bottom surface of the top plate. The plurality of second damping springs are arranged in an array along the circumference of the inner wall of the damping groove and are connected between the inner wall of the damping groove and the outer circumferential side of the top plate. The limiting mechanism comprises a plurality of limiting columns. The plurality of limiting columns are arranged in an array in the gap of the plurality of first damping springs. The positioning mechanism comprises a plurality of positioning columns. The plurality of positioning columns are respectively arranged on the side of the top plate and the fixing seat away from the damping mechanism.

2. The bridge bearing of claim 1, wherein The lifting adjusting mechanism is connected between the damping base and the fixing seat and is used for adjusting the distance between the top plate and the fixing seat.

3. The bridge bearing of claim 1, wherein The lifting adjusting mechanism comprises a first support rod and a second support rod.

4. The bridge bearing of claim 3, wherein The first support rod and the second support rod are arranged in a cross manner and are hingedly connected at the middle part of the first support rod and the second support rod. The two ends of the first support rod and the second support rod are respectively correspondingly slidably connected with the fixing seat and the damping base. The lifting adjusting mechanism further comprises a first sliding groove and a second sliding groove. The first sliding groove is arranged on the side of the fixing seat facing the damping base. The second sliding groove is arranged on the side of the damping base facing the fixing seat. The two ends of the first support rod and the second support rod are respectively arranged in the first sliding groove and the second sliding groove. The first sliding groove and the second sliding groove are respectively provided with a plurality of first positioning through holes and a plurality of second positioning through holes along the extension direction of the sliding groove. A plurality of positioning bolts are arranged in the first positioning through holes and the second positioning through holes to limit the sliding direction of the first support rod and the second support rod in the first sliding groove and the second sliding groove. The bridge pier support further comprises a first damping plate and a second damping plate. The first damping plate is arranged at the groove bottom of the damping groove. The second damping plate is arranged at the opening of the damping groove and is connected to the side of the top plate facing the damping groove. The length of the limiting column is less than the natural length of the first damping spring and greater than the minimum compression length of the first damping spring. The end of the two ends of the first support rod and the second support rod is provided with a roller. The first support rod and the second support rod are connected with the first sliding groove and the second sliding groove through the roller. The bridge pier support comprises two lifting adjusting mechanisms which are symmetrically arranged between the fixing seat and the damping base.

5. The bridge pier of claim 4, wherein The bridge support further comprises a rotating shaft connected between the two lifting adjusting mechanisms, and the first support rod and the second support rod are connected by the rotating shaft.

6. The bridge pier of claim 1, wherein The bridge support further comprises a plurality of reinforcing ribs, and the plurality of reinforcing ribs are arranged on the outer circumferential side of the top plate and connected with the second damping plate and the top plate respectively.

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