CN111254819A - Steel structure bridge damping support - Google Patents
Steel structure bridge damping support Download PDFInfo
- Publication number
- CN111254819A CN111254819A CN202010150378.5A CN202010150378A CN111254819A CN 111254819 A CN111254819 A CN 111254819A CN 202010150378 A CN202010150378 A CN 202010150378A CN 111254819 A CN111254819 A CN 111254819A
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- damping
- column
- spring
- sliding
- steel structure
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/042—Mechanical bearings
Abstract
The invention discloses a steel structure bridge damping support, which relates to the technical field of bridge construction and comprises a lower supporting seat and an upper supporting seat, wherein lower fixing bolts are arranged on two sides of the lower supporting seat, an upright post is arranged at the top of the lower supporting seat, and auxiliary supporting mechanisms are arranged at positions, located on two sides of the upright post, of the top end of the lower supporting seat. The damping support is reasonable in structure, longitudinal vibration in the use process of the damping support can be absorbed through the arranged first damping mechanism and the arranged second damping mechanism, the purpose of longitudinal vibration absorption is achieved, vibration energy generated in the vibration process can be absorbed through the arranged transverse damping mechanism, the purpose of transverse vibration absorption is achieved, the stability of the damping support can be improved through the arranged auxiliary supporting mechanism, the stress area of the damping support is increased, the dispersion of bearing capacity can be realized, the longitudinal vibration absorption and the transverse vibration absorption of the damping support can be realized, the damping performance is excellent, and the service life of the damping support can be prolonged.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a steel structure bridge damping support.
Background
The bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation (displacement and corner) borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. The device comprises a fixed support and a movable support. The common support forms for bridge engineering include: felt or flat supports, plate rubber supports, ball supports, steel supports, special supports and the like.
However, the steel structure bridge damping support on the existing market is complex in structure and single in function, the existing damping support can only achieve longitudinal damping generally and cannot achieve transverse damping, damping and shock insulation performance are poor, meanwhile, the existing damping support is provided with a supporting point for bearing force, the bearing force cannot be dispersed, the service life is long, and the practicability is poor. Therefore, the technical personnel in the field provide a steel structure bridge damping support to solve the problems in the background technology.
Disclosure of Invention
The invention aims to provide a steel structure bridge damping support to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a steel structure bridge damping support comprises a lower support seat and an upper support seat, wherein lower fixing bolts are arranged on two sides of the lower support seat, a stand column is installed at the top of the lower support seat, auxiliary support mechanisms are arranged at positions, located on two sides of the stand column, of the top end of the lower support seat, upper fixing bolts are arranged on two sides of the upper support seat, a sliding frame is installed at a position, located above the stand column, of the lower surface of the upper support seat, a groove is formed in the top of the stand column, first accommodating cavities are formed in positions, located on two sides of the groove, of the top of the stand column, a first damping mechanism is arranged inside the sliding frame, second damping mechanisms are arranged at positions, located on two sides of the first damping mechanism, of the inside of the sliding frame, a transverse damping mechanism is arranged at the joint of the sliding frame and the stand column, a sliding chute is formed in the, first damper is including setting up the slip post at the slip frame lower surface, the cavity has been seted up to the lower surface of slip post, and the both sides position department that the bottom of slip post is located the cavity all is provided with first flexible post, the inside fixed mounting of cavity has the third spring, the bottom of third spring is located the inside position department fixed mounting of recess and has the flexible post of second, the inside position department cover that the lower extreme of first flexible post is located the recess is equipped with the sleeve, and the fourth spring is installed to first flexible post and telescopic junction.
As a further scheme of the invention: first damper passes through slip post fixed connection with the slip frame, and first damper passes through sleeve fixed connection with the stand.
As a still further scheme of the invention: the second telescopic column is fixedly connected with the sliding column through a third spring, the first telescopic column is fixedly connected with the sleeve through a fourth spring, and the number of the first telescopic columns is four.
As a still further scheme of the invention: the second damper includes the mounting panel, the lower surface of mounting panel is provided with the telescopic link, and the lower surface of mounting panel is located the both sides position department of telescopic link and all is provided with the fifth spring, the bottom of telescopic link is located the first inside position department that holds the chamber and is provided with the third slider, the lower extreme of third slider is provided with the shock attenuation ball.
As a still further scheme of the invention: the second damping mechanism is fixedly connected with the sliding frame through a mounting plate, and the second damping mechanism is fixedly connected with the stand column through a damping ball.
As a still further scheme of the invention: the mounting panel passes through fifth spring fixed connection with the stand, and the mounting panel passes through telescopic link fixed connection with the third slider, the third slider passes through spout sliding connection with first chamber that holds.
As a still further scheme of the invention: the transverse shock absorption mechanism comprises first magnets and second magnets, the first magnets are embedded into two sides of the upright column, the second magnets are arranged on two sides of the bottom of the sliding frame, and damping cushion pads are arranged on the outer sides of the first magnets.
As a still further scheme of the invention: the first magnet and the second magnet are magnetically repulsive.
As a still further scheme of the invention: the utility model discloses a lifting column, including first slider, second bearing chamber, lifting column, second bearing chamber, second.
As a still further scheme of the invention: the lifting column is fixedly connected with the first spring through the lower fixing plate, and the first sliding block is fixedly connected with the second sliding block through the second spring.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the first damping mechanism, the third spring and the fourth spring can be used for absorbing longitudinal vibration of the damping support in the use process, so that the purpose of longitudinal damping is achieved.
2. According to the invention, through the second damping mechanism, the longitudinal damping effect of the damping support can be further improved by utilizing the fifth spring and the damping ball, and the stability of the telescopic rod in the sliding process can be improved through the arranged sliding chute, so that the displacement phenomenon is avoided, and the practicability is improved.
3. According to the invention, through the arranged transverse shock absorption mechanism, the stability of the sliding frame and the upright post can be realized by utilizing the first magnet and the second magnet, and the shock energy generated in the shock process can be absorbed through the arranged damping buffer cushion, so that the aim of transverse shock absorption is achieved, the defect of poor shock absorption performance of the traditional shock absorption support is overcome, the shock resistance and shock isolation effects of the traditional shock absorption support are improved, and the service life of the shock absorption support is prolonged.
4. The shock absorption support has the advantages that the stability of the shock absorption support can be improved through the auxiliary supporting mechanism, the stress area of the shock absorption support is increased, the dispersion of bearing capacity can be realized, meanwhile, the shock energy generated by shock can be absorbed through the first spring and the second spring, and the effects of longitudinal shock absorption and transverse shock absorption are achieved.
Drawings
FIG. 1 is a schematic structural diagram of a steel structure bridge damping support;
FIG. 2 is a schematic structural diagram of a first damping mechanism in a steel structure bridge damping support;
FIG. 3 is a partial enlarged view of A in the steel structure bridge damping support;
FIG. 4 is a schematic structural view of a second damping mechanism in the steel-structure bridge damping support;
FIG. 5 is a partial enlarged view of B in the steel structure bridge damping support;
FIG. 6 is a schematic structural diagram of an auxiliary support mechanism in a steel structure bridge damping support.
In the figure: 1. a lower support seat; 2. an upper support base; 3. an upper fixing bolt; 4. a lower fixing bolt; 5. a column; 6. a sliding frame; 7. an auxiliary support mechanism; 71. a support pillar; 72. a second accommodating chamber; 73. a lifting column; 74. an upper fixing plate; 75. a lower fixing plate; 76. fixing the rod; 77. a first spring; 78. a first slider; 79. a second slider; 710. a second spring; 711. a first rotating lever; 712. a second rotating lever; 8. a groove; 9. a first accommodating chamber; 91. a chute; 10. a first damper mechanism; 101. a sliding post; 102. a cavity; 103. a first telescopic column; 104. a third spring; 105. a second telescopic column; 106. a sleeve; 107. a fourth spring; 11. a second damper mechanism; 111. mounting a plate; 112. a telescopic rod; 113. a fifth spring; 114. a third slider; 115. a shock absorbing ball; 12. a lateral shock absorbing mechanism; 121. a first magnet; 122. a damping cushion; 123. a second magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a steel structure bridge damping support includes a lower support seat 1 and an upper support seat 2, lower fixing bolts 4 are respectively disposed on both sides of the lower support seat 1, an upright post 5 is mounted on a top of the lower support seat 1, auxiliary support mechanisms 7 are respectively disposed on top ends of the lower support seat 1 and on both sides of the upright post 5, upper fixing bolts 3 are respectively disposed on both sides of the upper support seat 2, a sliding frame 6 is mounted on a lower surface of the upper support seat 2 and above the upright post 5, a groove 8 is formed in a top of the upright post 5, first accommodating cavities 9 are formed in positions on both sides of the groove 8 on a top of the upright post 5, a first damping mechanism 10 is disposed inside the sliding frame 6, a sliding groove 91 is formed in an inner wall of the first accommodating cavity 9, the first damping mechanism 10 includes a sliding column 101 disposed on a lower surface of the sliding, the lower surface of the sliding column 101 is provided with a cavity 102, the bottom end of the sliding column 101 is positioned at two sides of the cavity 102 and is provided with a first telescopic column 103, a third spring 104 is fixedly arranged inside the cavity 102, the bottom end of the third spring 104 is positioned inside the groove 8 and is fixedly provided with a second telescopic column 105, the lower end of the first telescopic column 103 is positioned inside the groove 8 and is sleeved with a sleeve 106, a fourth spring 107 is arranged at the joint of the first telescopic column 103 and the sleeve 106, the first damping mechanism 10 is fixedly connected with the sliding frame 6 through the sliding column 101, the first damping mechanism 10 is fixedly connected with the upright post 5 through the sleeve 106, the second telescopic column 105 is fixedly connected with the sliding column 101 through the third spring 104, the first telescopic column 103 is fixedly connected with the sleeve 106 through the fourth spring 107, and the number of the first telescopic columns 103 is four The longitudinal vibration is realized, and the purpose of longitudinal vibration absorption is achieved.
Further, the inside of the sliding frame 6 is provided with the second damping mechanism 11 at the two sides of the first damping mechanism 10, the second damping mechanism 11 includes the mounting plate 111, the lower surface of the mounting plate 111 is provided with the telescopic rod 112, and the lower surface of the mounting plate 111 is provided with the fifth spring 113 at the two sides of the telescopic rod 112, the bottom end of the telescopic rod 112 is provided with the third slider 114 at the first inside position of the accommodating cavity 9, the lower end of the third slider 114 is provided with the damping ball 115, the second damping mechanism 11 is fixedly connected with the sliding frame 6 through the mounting plate 111, and the second damping mechanism 11 is fixedly connected with the upright post 5 through the damping ball 115, the mounting plate 111 is fixedly connected with the upright post 5 through the fifth spring 113, and the mounting plate 111 is fixedly connected with the third slider 114 through the telescopic rod 112, the third slider 114 is slidably connected with the first accommodating cavity 9 through the chute 91, the second damping mechanism 11 through the setting can further improve the damping by using the fifth spring 113 and the damping ball 115 Shake the vertical shock attenuation effect of support, and can improve the stability of telescopic link 112 slip in-process through the spout 91 that sets up, avoid it to appear the displacement phenomenon, improve its practicality.
Still further, the junction of sliding frame 6 and stand 5 is provided with horizontal damper 12, horizontal damper 12 includes that the embedding is installed at the first magnet 121 of stand 5 both sides and is set up the second magnet 123 in sliding frame 6 bottom both sides position department, the outside of first magnet 121 is provided with damping blotter 122, first magnet 121 and second magnet 123 magnetism repel each other, can utilize first magnet 121 and second magnet 123 to realize the stability of sliding frame 6 and stand 5 through the horizontal damper 12 who sets up, and can absorb the shake energy that the vibrations in-process produced through the damping blotter 122 that sets up, reach horizontal shock attenuation purpose, overcome the relatively poor defect of traditional shock mount shock attenuation performance, improve its antidetonation and shock insulation effect, the life of extension shock mount.
Still further, the auxiliary supporting mechanism 7 includes a supporting column 71, a second accommodating cavity 72 is formed in the supporting column 71, a lifting column 73 is embedded in the upper end of the second accommodating cavity 72, a fixing rod 76 is fixedly installed in the second accommodating cavity 72 and located below the lifting column 73, an upper fixing plate 74 is arranged at the top end of the lifting column 73, a lower fixing plate 75 is arranged at the lower end of the lifting column 73, a first spring 77 is fixedly installed on the lower surface of the lower fixing plate 75, a first slider 78 and a second slider 79 are sleeved outside the fixing rod 76, a second spring 710 is installed at the joint of the first slider 78 and the second slider 79, a first rotating rod 711 is rotatably installed at the joint of the first slider 78 and the second slider 79 with the lower fixing plate 75, a second rotating rod 712 is rotatably installed at the joint of the first slider 78 and the second slider 79 with the second accommodating cavity 72, the lifting column 73 is fixedly connected with the first spring 77 through the lower fixing plate 75, the first sliding block 78 is fixedly connected with the second sliding block 79 through the second spring 710, the stability of the damping support can be improved through the arranged auxiliary supporting mechanism 7, the stress area of the damping support is increased, the dispersion of bearing capacity can be realized, meanwhile, the vibration energy generated by vibration can be absorbed through the arranged first spring 77 and the arranged second spring 710, and the effects of longitudinal damping and transverse damping are achieved.
The working principle of the invention is as follows: in the actual use process, the longitudinal vibration of the shock absorption support in the use process can be absorbed by the third spring 104 and the fourth spring 107 through the arranged first shock absorption mechanism 10, so as to achieve the purpose of longitudinal shock absorption, further, the longitudinal shock absorption effect of the shock absorption support can be further improved by the arranged second shock absorption mechanism 11 through the fifth spring 113 and the shock absorption ball 115, the stability of the telescopic rod 112 in the sliding process can be improved through the arranged chute 91, the displacement phenomenon can be avoided, the practicability of the telescopic rod can be improved, further, the stability of the sliding frame 6 and the upright post 5 can be realized by the arranged transverse shock absorption mechanism 12 through the first magnet 121 and the second magnet 123, the shock energy generated in the vibrating process can be absorbed through the arranged damping buffer cushion 122, so as to achieve the purpose of transverse shock absorption, and the shock resistance and shock insulation effect of the shock absorption support can be improved, the service life of the shock absorption support is prolonged, the stability of the shock absorption support can be improved through the arranged auxiliary supporting mechanism 7, the stress area of the shock absorption support is increased, the bearing capacity can be dispersed, meanwhile, the shock energy generated by shock can be absorbed through the arranged first spring 77 and the arranged second spring 710, and the effects of longitudinal shock absorption and transverse shock absorption are achieved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A steel structure bridge damping support comprises a lower supporting seat (1) and an upper supporting seat (2), and is characterized in that lower fixing bolts (4) are arranged on two sides of the lower supporting seat (1), a stand column (5) is installed at the top of the lower supporting seat (1), auxiliary supporting mechanisms (7) are arranged at positions, located on two sides of the stand column (5), of the top end of the lower supporting seat (1), upper fixing bolts (3) are arranged on two sides of the upper supporting seat (2), a sliding frame (6) is installed at a position, located above the stand column (5), of the lower surface of the upper supporting seat (2), a groove (8) is formed in the top of the stand column (5), a first containing cavity (9) is formed in a position, located on two sides of the groove (8), of the top of the stand column (5), a first damping mechanism (10) is arranged inside the sliding frame (6), second damping mechanisms (11) are arranged in the sliding frame (6) and located on two sides of the first damping mechanism (10), a transverse damping mechanism (12) is arranged at the joint of the sliding frame (6) and the upright post (5), and a sliding groove (91) is formed in the inner wall of the first accommodating cavity (9);
first damper (10) are including setting up sliding column (101) at sliding frame (6) lower surface, cavity (102) have been seted up to the lower surface of sliding column (101), and the both sides position department that the bottom of sliding column (101) is located cavity (102) all is provided with first flexible post (103), the inside fixed mounting of cavity (102) has third spring (104), the inside position department fixed mounting that the bottom of third spring (104) is located recess (8) has the flexible post of second (105), the inside position department cover that the lower extreme of first flexible post (103) is located recess (8) is equipped with sleeve (106), and fourth spring (107) are installed to the junction of first flexible post (103) and sleeve (106).
2. The steel structure bridge damping support according to claim 1, wherein the first damping mechanism (10) is fixedly connected with the sliding frame (6) through a sliding column (101), and the first damping mechanism (10) is fixedly connected with the upright post (5) through a sleeve (106).
3. The steel structure bridge damping support according to claim 1, wherein the second telescopic column (105) is fixedly connected with the sliding column (101) through a third spring (104), the first telescopic column (103) is fixedly connected with the sleeve (106) through a fourth spring (107), and the number of the first telescopic columns (103) is four.
4. The steel structure bridge damping support according to claim 1, wherein the second damping mechanism (11) comprises a mounting plate (111), a telescopic rod (112) is arranged on the lower surface of the mounting plate (111), fifth springs (113) are arranged on the lower surface of the mounting plate (111) at positions on two sides of the telescopic rod (112), a third sliding block (114) is arranged at the bottom end of the telescopic rod (112) at an inner position of the first accommodating cavity (9), and a damping ball (115) is arranged at the lower end of the third sliding block (114).
5. The steel structure bridge damping support according to claim 4, wherein the second damping mechanism (11) is fixedly connected with the sliding frame (6) through a mounting plate (111), and the second damping mechanism (11) is fixedly connected with the upright post (5) through a damping ball (115).
6. The steel structure bridge damping support according to claim 4, wherein the mounting plate (111) is fixedly connected with the upright (5) through a fifth spring (113), the mounting plate (111) is fixedly connected with the third sliding block (114) through a telescopic rod (112), and the third sliding block (114) is slidably connected with the first accommodating cavity (9) through a sliding groove (91).
7. The steel structure bridge damping support according to claim 1, wherein the transverse damping mechanism (12) comprises a first magnet (121) embedded and installed on two sides of the upright post (5) and a second magnet (123) arranged on two sides of the bottom of the sliding frame (6), and a damping cushion pad (122) is arranged on the outer side of the first magnet (121).
8. The steel structure bridge damping support according to claim 7, wherein the first magnet (121) and the second magnet (123) are magnetically repulsive.
9. The steel structure bridge damping support according to claim 1, wherein the auxiliary supporting mechanism (7) comprises a supporting column (71), a second accommodating cavity (72) is formed in the supporting column (71), a lifting column (73) is embedded in the upper end of the second accommodating cavity (72), a fixing rod (76) is fixedly installed in the second accommodating cavity (72) and located below the lifting column (73), an upper fixing plate (74) is arranged at the top end of the lifting column (73), a lower fixing plate (75) is arranged at the lower end of the lifting column (73), a first spring (77) is fixedly installed on the lower surface of the lower fixing plate (75), a first sliding block (78) and a second sliding block (79) are sleeved on the outer side of the fixing rod (76), and a second spring (710) is installed at the joint of the first sliding block (78) and the second sliding block (79), and the junction of first slider (78) and second slider (79) and bottom plate (75) all rotates and installs first dwang (711), the junction of first slider (78) and second slider (79) and second holding chamber (72) all rotates and installs second dwang (712).
10. The steel structure bridge damping support according to claim 9, wherein the lifting column (73) is fixedly connected with the first spring (77) through a lower fixing plate (75), and the first slider (78) is fixedly connected with the second slider (79) through a second spring (710).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150378.5A CN111254819A (en) | 2020-03-06 | 2020-03-06 | Steel structure bridge damping support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150378.5A CN111254819A (en) | 2020-03-06 | 2020-03-06 | Steel structure bridge damping support |
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| Publication Number | Publication Date |
|---|---|
| CN111254819A true CN111254819A (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010150378.5A Pending CN111254819A (en) | 2020-03-06 | 2020-03-06 | Steel structure bridge damping support |
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| CN (1) | CN111254819A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726393A (en) * | 2020-12-28 | 2021-04-30 | 朱锋 | Damping support with matching structure for bridge design |
-
2020
- 2020-03-06 CN CN202010150378.5A patent/CN111254819A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726393A (en) * | 2020-12-28 | 2021-04-30 | 朱锋 | Damping support with matching structure for bridge design |
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