CN111853150B - Bridge lateral rigid anti-seismic support system - Google Patents
Bridge lateral rigid anti-seismic support system Download PDFInfo
- Publication number
- CN111853150B CN111853150B CN202010652743.2A CN202010652743A CN111853150B CN 111853150 B CN111853150 B CN 111853150B CN 202010652743 A CN202010652743 A CN 202010652743A CN 111853150 B CN111853150 B CN 111853150B
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- China
- Prior art keywords
- swing arm
- bottom plate
- slider
- boss
- friction
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0456—Ladders or other supports
Abstract
The invention provides a bridge lateral rigid anti-seismic support system which comprises a bottom plate, a sliding block, a sliding table, a spring, a bearing table, a friction wheel, a friction plate, a swing arm, a limiting base, a boss and a torsion spring. Through slider and slip table movable mounting in the bottom plate, and then can cushion shock-resistant effect when receiving the side impact, and the friction pulley on the slider takes place to rotate when the slider moves, and the friction pulley will drive the friction plate decline so for the injecing of slider, and then guaranteed the shock-resistant effect of rigidity, and the swing arm of plummer downside also can restrict the position of slider.
Description
Technical Field
The invention relates to the technical field of anti-seismic connecting pieces, in particular to a lateral rigid anti-seismic support system for a bridge.
Background
The bridge frame is a support frame for supporting cables and is used for fixing the cables in the laying process of the cables;
the publication No. CN109167310B provides a split type easily-detachable anti-seismic support and hanger for a cable bridge, a top translation adjusting groove and a side assembly groove which are communicated are arranged on the upper surface of a transverse support beam, an inner translation base and an elastic extrusion resetting mechanism are convenient to insert into the top translation adjusting groove through the side assembly groove, then a hanger group is fixed in the side assembly groove through a bolt, the outer side end of the elastic extrusion resetting mechanism is fixed in the side assembly groove through a bottom assembly bolt at the bottom of the fixed hanger group, so that the support and suspension mechanism of the whole support and hanger is of a split type structure, the assembly and disassembly are convenient, the operation is simple, a metal connecting support frame which is convenient to install and fix a cable bridge frame and an inner cable is fixed on the inner translation base through a bolt, and an elastic side assembly plate with an assembly bending section at two ends of the metal connecting support frame is inserted into a strip-shaped assembly opening to be fixed, the hanger is convenient to assemble and disassemble with the bridge and the cable, the hanger only achieves flexible shock resistance, the hanger can swing in a reciprocating mode easily when reciprocating impact vibration is received, the cable fixed on the hanger can also receive reciprocating impact force, and therefore the situation of cable breakage is prone to occurring, and shock resistance is not facilitated.
Disclosure of Invention
The invention aims to provide a bridge frame lateral rigid anti-seismic support system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a crane span structure side direction rigidity antidetonation mounting system, includes bottom plate, slider, slip table, spring, plummer, friction pulley, friction plate, swing arm, spacing base, boss and torsional spring, two the slider is movable mounting respectively in the guide slot on the bottom plate, and the top of slider is equipped with the connecting rod, the slip table is also movable mounting in the guide slot on the bottom plate, and wherein the slip table is located the middle part of slider to be equipped with the spring between slip table and the slider, wherein:
the plummer is installed in the slip table top, rotate on the slider and install the friction pulley, and friction pulley and bottom plate contact, movable mounting has the friction plate in the guide slot of slider side, and friction plate and friction pulley frictional contact, two the swing arm rotates respectively and installs the both sides at the plummer, and wherein the cover is equipped with the torsional spring on the swing arm, and the tip of swing arm rotates and installs spacing base, and the inboard of swing arm is equipped with two ejector pins, and the side movable mounting of bottom plate has two the boss, the inboard ejector pin of swing arm and the boss of bottom plate side are in on same water flat line, so the boss can promote the swing arm to swing to one side when the inboard ejector pin of swing arm moves to the boss other.
Preferably, the end of the boss is a threaded rod, and the boss is mounted in a threaded hole in the side surface of the bottom plate through the threaded rod at the end of the boss.
Preferably, a gap is reserved between the limiting base at the end part of the swing arm and the bottom plate.
Preferably, the torsion spring is sleeved on the mounting rod on the side surface of the swing arm, one end of the torsion spring extends into the swing arm, and the other end of the torsion spring extends into the bearing table.
Preferably, the two ends of the spring are fixedly connected with the sliding block and the sliding table respectively.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the sliding block and the sliding table are movably arranged in the bottom plate, so that the anti-seismic effect can be buffered when the sliding block is impacted laterally, the friction wheel on the sliding block rotates when the sliding block moves, the friction wheel can drive the friction plate to descend, the sliding block is limited, and the rigid anti-seismic effect is further ensured, and the swing arm on the lower side of the bearing table can limit the position of the sliding block, so that the cable fracture condition caused by the back-and-forth shaking of the bearing table is avoided, and the rigid anti-seismic is effectively carried out.
Drawings
FIG. 1 is a three-dimensional schematic view of the front side of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a three-dimensional schematic view of a slider according to the present invention;
fig. 4 is a schematic view of a portion a of fig. 1.
In the figure: 1 bottom plate, 2 sliders, 3 sliding tables, 4 springs, 5 bearing tables, 6 friction wheels, 7 friction plates, 8 swing arms, 9 limiting bases, 10 bosses, 11 torsion springs and 21 connecting rods.
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.
Example (b):
referring to fig. 1 to 4, the present invention provides a technical solution:
the utility model provides a crane span structure side direction rigidity antidetonation mounting system, includes bottom plate 1, slider 2, slip table 3, spring 4, plummer 5, friction pulley 6, friction plate 7, swing arm 8, spacing base 9, boss 10 and torsional spring 11, wherein:
the two sliding blocks 2 are respectively and movably arranged in the guide grooves on the bottom plate 1, the connecting rods 21 are arranged above the sliding blocks 2 and used for connecting the bottom plate 1 with a wall surface or other connecting areas, the sliding table 3 is also and movably arranged in the guide grooves on the bottom plate 1, the sliding table 3 is positioned in the middle of the sliding blocks 2, the springs 4 are arranged between the sliding table 3 and the sliding blocks 2, wherein two ends of each spring 4 are respectively and fixedly connected with the sliding blocks 2 and the sliding tables 3, and the springs 4 can buffer and absorb shock when the sliding blocks 2 or the sliding tables 3 and the bottom plate 1 move relatively;
the bearing platform 5 is installed above the sliding table 3 through a countersunk bolt, a friction wheel 6 is installed on the sliding block 2 through a rotating shaft and a bearing in a rotating mode, the friction wheel 6 is in contact with the bottom plate 1, the friction wheel 6 can rotate when the sliding block 2 moves relative to the bottom plate 1, a friction plate 7 is movably installed in a guide groove in the side face of the sliding block 2, the friction plate 7 is in friction contact with the friction wheel 6, a rubber pad is arranged at the bottom of the friction plate 7, the friction plate 7 can be driven to be in contact with the bottom plate 1 when the friction wheel 6 rotates, the effect of limiting the position of the sliding block 2 is achieved, the sliding block 2 is also in a fixed state when being impacted laterally, the rigid anti-seismic effect is achieved, the two swing arms 8 are installed on two sides of the bearing platform 5 through installation rods in a rotating mode on the side faces, torsion springs 11 are sleeved on the installation rods on the side faces of the swing arms 8, and one ends of the torsion springs 11 extend into the swing arms 8, The other end extends to in the plummer 5, torsional spring 11 can bending deformation when the swing arm 8 swings so, and then can drive the swing arm 8 and resume the state parallel with bottom plate 1, and the tip of swing arm 8 rotates through the round pin axle and installs spacing base 9, and it is gapped between the spacing base 9 of swing arm 8 tip and the bottom plate 1, and the inboard of swing arm 8 is equipped with two ejector pins, and the side movable mounting of bottom plate 1 has two boss 10, wherein the tip of boss 10 is the threaded rod, and boss 10 is installed in the threaded hole of bottom plate 1 side through the threaded rod of its tip, and the ejector pin of the inboard of swing arm 8 and the boss 10 of bottom plate 1 side are in same water flat line, and boss 10 can promote swing arm 8 to swing to one side when the ejector pin of swing arm 8 inboard moves to boss 10 is other.
The installation principle of the invention is as follows: because the connecting rod 21 is connected with a wall surface or other areas, the position of the sliding block 2 relative to the wall surface is fixed, so that when the lateral impact is applied, the bottom plate 1 and the sliding block 2 move relatively, the spring 4 can buffer and absorb shock, and when the bottom plate 1 and the sliding block 2 move relatively, the friction wheel 6 can be driven to rotate, and the friction plate 7 can be driven to do linear motion by the rotation of the friction wheel 6, so that the position limitation of the bottom plate 1 and the sliding block 2 is realized after the rubber pad at the bottom of the friction plate 7 is contacted with the bottom plate 1, the bottom plate 1 and the sliding block 2 do not move relatively, and the rigid shock-resistant effect is realized;
when the lateral impact is applied, the sliding table 3 and the base plate 1 are relatively moved, the swing arm 8 on the side surface of the bearing table 5 moves synchronously with the lateral impact, when the ejector rod on the inner side of the swing arm 8 is contacted with the boss 10, the boss 10 pushes the swing arm 8 to swing to one side, and the limiting base 9 at the end part of the swing arm 8 is attached to the base plate 1, so that the effect of limiting the relative movement of the sliding table 3 and the base plate 1 is realized, the condition that the cable is broken due to the reciprocating shaking of the bearing table 5 when the lateral impact is applied is effectively avoided, and the rigid shock-resistant effect is further improved;
the boss 10 is mounted in the threaded hole of the bottom plate 1 through the threaded rod at the end part of the boss 10, so that the boss 10 can be extended and retracted by rotating the boss 10, the swing amplitude of the swing arm 8 is changed along with the change of the boss 10 when the swing arm is in contact with the boss, in other words, the linear distance of the movement of the bearing platform 5 required by the limit of the swing arm 8 is changed, and the effect of adjusting the limit distance is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a crane span structure side direction rigidity antidetonation mounting system, includes bottom plate (1), slider (2), slip table (3), spring (4), plummer (5), friction pulley (6), friction plate (7), swing arm (8), spacing base (9), boss (10) and torsional spring (11), two slider (2) movable mounting respectively in the guide slot on bottom plate (1), and the top of slider (2) is equipped with connecting rod (21), also movable mounting is in the guide slot on bottom plate (1) in slip table (3), wherein slip table (3) are located the middle part between two slider (2) to be equipped with spring (4), its characterized in that between slip table (3) and slider (2):
the utility model discloses a bearing platform, including plummer (5), slider (2), rotating and installing friction pulley (6), and friction pulley (6) and bottom plate (1) contact, movable mounting has friction plate (7) in the guide slot of slider (2) side, and friction plate (7) and friction pulley (6) frictional contact, two swing arm (8) rotate respectively and install the both sides at plummer (5), wherein the cover is equipped with torsional spring (11) on swing arm (8), and the tip of swing arm (8) rotates and installs spacing base (9), and the inboard of swing arm (8) is equipped with two ejector pins, and the side movable mounting of bottom plate (1) has two boss (10), and the ejector pin of swing arm (8) inboard is in same water flat line with boss (10) of bottom plate (1) side, boss (10) can promote swing arm (8) to one side swing when the ejector pin of swing arm (8) inboard moves to boss (10) other so, spacing base (9) of swing arm (8) tip can laminate on bottom plate (1) so, and then has realized restriction slip table (3) and bottom plate (1) relative motion's effect.
2. A bridge frame lateral rigid seismic support system as defined in claim 1, wherein: the end part of the boss (10) is a threaded rod, and the boss (10) is arranged in a threaded hole on the side surface of the bottom plate (1) through the threaded rod at the end part.
3. A bridge frame lateral rigid seismic support system as defined in claim 1, wherein: a gap is reserved between the limiting base (9) at the end part of the swing arm (8) and the bottom plate (1).
4. A bridge frame lateral rigid seismic support system as defined in claim 1, wherein: the torsion spring (11) is sleeved on the mounting rod on the side face of the swing arm (8), one end of the torsion spring (11) extends into the swing arm (8), and the other end of the torsion spring extends into the bearing platform (5).
5. A bridge frame lateral rigid seismic support system as defined in claim 1, wherein: and the two ends of the spring (4) are respectively and fixedly connected with the sliding block (2) and the sliding table (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652743.2A CN111853150B (en) | 2020-07-08 | 2020-07-08 | Bridge lateral rigid anti-seismic support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652743.2A CN111853150B (en) | 2020-07-08 | 2020-07-08 | Bridge lateral rigid anti-seismic support system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111853150A CN111853150A (en) | 2020-10-30 |
| CN111853150B true CN111853150B (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010652743.2A Active CN111853150B (en) | 2020-07-08 | 2020-07-08 | Bridge lateral rigid anti-seismic support system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821306B (en) * | 2021-03-09 | 2021-08-10 | 广东桥鑫实业有限公司 | Anti-seismic cable bridge |
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| CN111853150A (en) | 2020-10-30 |
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