CN208545624U - Equipped with the floating ballast bed of overhead shear hinge - Google Patents

Abstract

The utility model proposes a kind of equipped with the floating ballast bed of overhead shear hinge, belongs to field of track traffic.The utility model is in order to overcome fastening bolt existing for existing overhead shear hinge structure easily to loosen and be broken and the defects of floating plate locally suffers damage.The overhead shear hinge of the utility model includes Shear transfer device and anchor connection structure, anchor connection structure includes connecting rod and lower connecting plate, lower connecting plate and floating plate pour integrally in advance, the bottom at the every side plate end of floating plate is arranged in lower connecting plate, the installation through-hole that lower connecting plate remains for accommodating in advance connecting rod is corresponded on floating plate, connecting rod is partially located in installation through-hole, the lower part of connecting rod is connected with lower connecting plate by detachable connection structure, and the top of connecting rod is connected with Shear transfer device.The utility model have system stress it is more reasonable, long service life, economy and safety more preferably the features such as, can be widely applied in various orbit traffic floating board railway roadbed Vibration Isolation Engineerings.

Description

Equipped with the floating ballast bed of overhead shear hinge

Technical field

The utility model belongs to field of track traffic more particularly to a kind of for the floating ballast bed knot of Wheel Rail Vibration to be isolated Structure.

Background technique

A large amount of engineering practices of field of track traffic prove that floating plate road bed technique is existing most effective track vibration-reducing drop It makes an uproar one of technology, especially in subway and urban light rail, this technology, which has been obtained, to be widely applied.In existing floating road In bed structure, shear hinge is the structure important component of the Transfer of Shear between adjacent floating plate, can share rail across The shearing more born at plate stitch makes plate compatible deformation.The type of the floating plate shear hinge largely used both at home and abroad at present is main It is divided into middle and two kinds of overhead.Since existing middle shear hinge can not then be replaced after concrete casting, route fortune The working condition of its material and damage, corrosion situation from above floating plate are difficult to after battalion, maintenance replacement is very difficult, therefore Overhead shear hinge is largely used in engineering.

The typical structure of existing overhead shear hinge include be separately positioned in adjacent floating plate be oriented to connecting sleeve and Setting is inserted into guiding connecting sleeve and guide and limit casing in guide and limit casing, the both ends of shearing resistance plug respectively.On such The formula shear hinge of setting generally directly is fixedly mounted on floating plate in the inbuilt anchoring casing pipe of integration in advance using fastening bolt, is applied Work is convenient, for ease of maintenaince replaces.But found in practical application, due in its course of work, on the one hand, due to fastening bolt Length it is shorter, pre-tighten shift length it is short, be easy to happen loosening；On the other hand, since existing anchoring casing pipe is in floating plate Buried depth it is shallower, when work, the carrying punching face formed in floating plate after fastening bolt stress is smaller, and bearing capacity is limited, The stress condition of floating plate body part is more severe, and floating plate local damage is likely to result in long-term use process；Third, tightly Fixing bolt is subjected to very big shearing, and also subject to very big pulling force, fastening bolt is in corresponding floating plate top surface position meeting The problems such as generating stress to concentrate, therefore being easy to appear fastening bolt fracture after being used for a long time, can even destroy floating plate when serious The concrete structure of junction；In addition, its underpart is stranded in the casing being anchored in floating plate, non-after fastening bolt fracture Often it is difficult to take out, it is careless slightly to will result in the damage of casing internal screw thread, influence subsequent use.

Utility model content

Purpose of the utility model is to solve the above problems and provide one kind can be effectively improved assembling fixing units by Power situation, dress take it is more convenient, improve service life comprehensively with security performance be equipped with overhead shear hinge it is floating ballast bed.

The utility model is equipped with the floating ballast bed of overhead shear hinge and is achieved in that including floating plate and elastic vibration isolation Device, the elastic vibration isolation device is placed in the installation reserved empty position or joint sheeve being arranged on floating plate, and is flexibly supported Floating plate so that floating plate is detached from surface of base, be connected between adjacent floating plate using overhead shear hinge, the overhead is cut Power hinge includes Shear transfer device and anchor connection structure, and anchor connection structure includes connecting rod and lower connecting plate, lower connection Plate and floating plate pour integrally in advance, and the bottom at the every side plate end of floating plate is arranged in lower connecting plate, under corresponding on floating plate Connecting plate remains for accommodating in advance the installation through-hole of connecting rod, and connecting rod is partially located in installation through-hole, under connecting rod Portion is connected with lower connecting plate by detachable connection structure, and the top of connecting rod is connected with Shear transfer device.

The structure type of the anchor connection structure can also do a variety of variations, for example, anchor connection structure also can wrap Upper junction plate is included, upper junction plate and floating plate pour integrally in advance, and upper junction plate corresponds to lower connecting plate and floating plate is arranged in The top at every side plate end, the top of connecting rod pass through upper junction plate and are connected with Shear transfer device；Alternatively, the anchoring connects Binding structure further includes installation casing, and installation casing is fixed at lower connecting plate upper surface, and lower connecting plate and installation casing are together It is poured in advance with floating plate integrally, installation casing is placed in installation through-hole and the top of floating plate is arranged in its top opening Face, connecting rod are locally placed in installation casing, connecting rod top and Shear transfer device phase above installation casing Even；Again alternatively, the anchor connection structure further includes installation casing and upper junction plate, installation casing is fixed at upper junction plate Between lower connecting plate, upper junction plate, lower connecting plate and installation casing and floating plate pour integrally in advance, and upper junction plate is under Connecting plate respectively corresponds the top and bottom that floating plate is arranged in, and connecting rod is locally placed in installation casing, on connecting rod Portion passes through upper junction plate and is connected with Shear transfer device.Upper junction plate in the utility model can adopt a split structure, Including at least two pieces of sub- upper junction plates, every piece of sub- upper junction plate is at least by a connecting rod through cooperation.

The specific structure of Shear transfer device can be varied in the utility model, for example, Shear transfer device is by gold Genotype material is constituted, and the mental section includes rail, steel pipe, rod iron, I-steel or channel steel；Shear transfer device may be gold Belong to material and welds the frame structure being composed；Shear transfer device can also include shearing resistance plug, be oriented to pipe sleeve and attachment base, The guiding pipe sleeve is solidly fixed with attachment base, and shearing resistance plug is embedded in guiding pipe sleeve.

It can also include pressing plate in the anchor connection structure of the utility model, pressing plate is separately positioned on Shear transfer device Two sides, pressing plate are withheld on Shear transfer device, and connecting rod passes through pressing plate and is connected by pressing plate with Shear transfer device.

Lower connecting plate in the utility model can adopt a split structure comprising at least two pieces of sub- lower connecting plates, often Block lower connecting plate is at least connected with each other with a connecting rod by detachable connection structure.Connect described in the utility model The concrete form for the detachable connection structure being arranged between extension bar part lower part and lower connecting plate can also be varied, for example, Detachable connection structure is the threaded hole being arranged on lower connecting plate and the local external screw thread that connecting rod lower part is correspondingly arranged Section, or local external thread section and bottom locking nut for the setting of connecting rod lower part.To prevent bottom in disassembly process from locking Tight nut is rotated together with connecting rod, bottom locking nut can also be corresponded on lower connecting plate, anti-nut rotating gravure is arranged. Based on above-mentioned technical principle, connecting rod top can also be connected by detachable connection structure with Shear transfer device, institute Stating detachable connection structure includes the local external thread section and top locking nut being arranged at the top of connecting rod；It is slow in order to provide Punching, structure fatigue damage caused by preventing stress from concentrating, can also be arranged between top locking nut and Shear transfer device Disc spring.

In addition, in order to ensure in application process floating plate because the reasons such as expand with heat and contract with cold occur relative position it is mobile when shearing pass Relative displacement corresponding can also occur between delivery device and anchor connection structure to adapt to change in location, the utility model is equipped with upper Set formula shear hinge it is floating ballast bed in can also include sliding-aided mat plate, sliding-aided mat plate setting is in Shear transfer device and anchoring Between connection structure.

It should be noted that the utility model is equipped with the specific of the floating ballast bed middle elastic isolation mounting of overhead shear hinge Form can be varied, specifically include steel spring damping isolator, rubber spring vibration isolator, polyurethane spring vibration isolator, Rubber-metal complex spring vibration isolator and air cushion shock absorber etc., especially it is noted that the rubber spring vibration isolator It include that block elastomeric, sheet elastomers or sheet elastomers stack the concrete forms such as combination with polyurethane spring vibration isolator, Compartment of terrain is arranged below floating plate；In addition, the utility model is equipped with the floating ballast bed middle joint sheeve of overhead shear hinge Specific structure can also be varied, can be provided only with support stop, can also be equipped with support stop and jacking block simultaneously； In addition, can also include that gasket is turned up in the utility model, the height-regulating gasket is arranged in elastic vibration isolation device and support stop Between.

Compared with the floating ballast bed structure for being provided with traditional overhead shear hinge, the utility model is equipped with overhead shear hinge The floating ballast bed total length for having the advantages that (1) connecting rod it is longer, the preload shift length in the course of work is more Greatly, screw connection point in use process can be effectively prevented to loosen；(2) the lower end stress point of connecting rod directly acts on In the lower surface of floating plate, in the course of work, connecting rod is more uniformly stressed, and avoids the occurrence of showing for stress raisers As being conducive to the service life for substantially extending connecting rod, improving the security performance of product comprehensively；(3) lower end of connecting rod Stress point acts directly on the lower surface of floating plate, and the punching face carried inside floating plate is far longer than to be connected using fastening bolt When generate carrying punching face, floating plate stress is more reasonable, it is possible to prevente effectively from the damage of floating plate plate body structure, is conducive to Extend the service life of floating plate；(4) it can be torn open at any time between connecting rod and lower connecting plate, installation casing or upper junction plate Point, once connecting rod damage is also easy for that replacement can be taken out；(5) it due to being provided with lower connecting plate and upper junction plate, floats It sets loaded area at the cooperation stress of plate and anchor connection structure to increase, the local concrete knot at cooperation stress will not be damaged Structure is conducive to extend the service life of floating plate；(6) in technical solution described in the utility model, the materials of Shear transfer device More extensively, such as the profiles such as I-steel, channel steel or metal framework structure can be directly used in it, and not only structure is simpler Single, the bearing capacity of shearing resistance element also greatly improves；(7) it is arranged after disc spring between locking nut and Shear transfer device, The impact of shearing and moment load to anchor connection structure when can also effectively buffer work, avoids connecting rod that fatigue damage occurs It is bad, while floating plate structure is also effectively protected from impact failure.

Have system stress more reasonable in conclusion the utility model is equipped with the floating ballast bed of overhead shear hinge, uses Service life is long, economy and safety more preferably the features such as, can also effective protection floating plate from damage, can be widely applied to In various orbit traffic floating board railway roadbed Vibration Isolation Engineerings.

Detailed description of the invention

Fig. 1 is one of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

Fig. 2 is the A-A cross-sectional view of Fig. 1.

Fig. 3 is the B-B cross-sectional view of Fig. 1.

Fig. 4 is the floating ballast bed second structural representation that the utility model is equipped with overhead shear hinge.

Fig. 5 is the floating ballast bed third structural representation that the utility model is equipped with overhead shear hinge.

Fig. 6 is one of the C-C cross-sectional view of Fig. 5.

Fig. 7 is one of the D-D cross-sectional view of Fig. 5.

Fig. 8 is the two of the C-C cross-sectional view of Fig. 5.

Fig. 9 is the two of the D-D cross-sectional view of Fig. 5.

Figure 10 is the four of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

Figure 11 is the five of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

Figure 12 is the six of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

Figure 13 is the seven of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

Figure 14 is the eight of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

Figure 15 is one of the E direction view of Figure 14.

Figure 16 is the two of the E direction view of Figure 14.

Figure 17 is the F-F cross-sectional view of Figure 16.

Figure 18 is the nine of the floating ballast bed structural schematic diagram that the utility model is equipped with overhead shear hinge.

In figure: 1, connecting rod；2, casing is installed；3, lower connecting plate；4, upper junction plate；5, attachment base；6, shearing resistance plug； 7, it is oriented to pipe sleeve；8, floating plate；9, stiffener plate；10, frame structure；11, top locking nut；12, bottom locking nut； 13, disc spring；14, I-steel；15, pressing plate；16, rail；17, sliding-aided mat plate；18, sub- upper junction plate；19, sub- lower connecting plate；20, Installation through-hole；21, anti-nut rotating gravure；22, elastic vibration isolation device；23, reserved empty position is installed；24, basic；25, coupling sleeve Cylinder；26, support stop；27, gasket is turned up；28, end cap；29 jacking blocks.

Specific embodiment

Embodiment one

The utility model as shown in Figure 1, Figure 2 and Figure 3 is equipped with the floating ballast bed of overhead shear hinge, including 8 He of floating plate Elastic vibration isolation device 22, the elastic vibration isolation device 22 are placed in the installation reserved empty position 23 being arranged on floating plate 8, and elasticity Support floating plate 8 makes floating plate be detached from basic 24 surfaces, is connected between adjacent floating plate using overhead shear hinge, it is described on The formula shear hinge of setting includes Shear transfer device and anchor connection structure, and anchor connection structure includes connecting rod 1 and lower connecting plate 3, lower connecting plate 3 and floating plate 8 pour integrally in advance, and the bottom at the every side plate end of floating plate is arranged in lower connecting plate, floating The installation through-hole 20 that lower connecting plate 3 remains for accommodating in advance connecting rod 1 is corresponded on plate 8, connecting rod 1 is partially located at installation through-hole In 20, the lower part of connecting rod 1 is connected with lower connecting plate 3 by detachable connection structure, the detachable connection structure The local external thread section that the threaded hole and 1 lower part of connecting rod being specially arranged on lower connecting plate 3 are correspondingly arranged, connecting rod 1 top is connected with Shear transfer device, and Shear transfer device is fixed on floating plate 8 by anchor connection structure.

In application, after completing the height-regulating leveling of floating plate, by shearing resistance plug 6, guiding pipe sleeve 7, stiffener plate 9 and connection Seat 5, which fits together, constitutes Shear transfer device, then by installation through-hole 20 using being arranged on connecting rod 1 and lower connecting plate 3 Threaded hole cooperation, Shear transfer device is fixed between adjacent floating plate, complete the utility model be equipped with overhead shearing The floating ballast bed installation of hinge.Cooperate the floating ballast bed of fixed overhead shear hinge using fastening bolt and anchoring casing pipe with tradition Structure is compared, and the utility model is equipped with the floating ballast bed total length for having the advantages that (1) connecting rod of overhead shear hinge Longer, the preload shift length in the course of work is bigger, screw connection point in use process can be effectively prevented, pine occurs It is dynamic；(2) the lower end stress point of connecting rod acts directly on the lower surface of floating plate, in the course of work, the stress of connecting rod It is more uniform, the phenomenon that avoiding the occurrence of stress raisers, be conducive to the service life for substantially extending connecting rod, improve comprehensively The security performance of product；(3) the lower end stress point of connecting rod acts directly on the lower surface of floating plate, carrying inside floating plate Punching face be far longer than generated when being connected using fastening bolt carrying punching face, floating plate stress is more reasonable, Ke Yiyou Effect avoids the damage of floating plate plate body structure, is conducive to extend the service life of floating plate；(4) connecting rod is torn open with lower connecting plate Divide and is more easier, once connecting rod damage is also easy for that replacement can be taken out；(5) floating due to being provided with lower connecting plate Loaded area increases at the cooperation stress of plate and anchor connection structure, will not damage the local concrete structure at cooperation stress, It is conducive to extend the service life of floating plate.

Have system stress more reasonable in conclusion the utility model is equipped with the floating ballast bed of overhead shear hinge, uses Service life is long, economy and safety more preferably the features such as, can also effective protection floating plate from damage, can be widely applied to In various orbit traffic floating board railway roadbed Vibration Isolation Engineerings.

Technical principle based on this example, as shown in figure 4, can also include peace in anchor connection structure in the utility model Tubing 2, installation casing 2 are fixed at 3 upper surface of lower connecting plate, and lower connecting plate 3 and installation casing 2 are pre- with floating plate together It first pours integrally, installation casing 2 is placed in installation through-hole and the top surface of floating plate 8, connecting rod is arranged in its top opening 1 part of part is placed in installation casing 3, and the connecting rod top above installation casing 3 is connected with Shear transfer device, makes to cut Force transfering device and anchor connection structure link together and Shear transfer device are fixed on floating plate.This technical solution It is the simple change based on Fig. 2 technical solution, is also able to achieve same technical effect, also in the protection model of the requires of the utility model Within enclosing.

In addition, being matched with one piece of lower connecting plate with four connecting rods and being combined into technical solution described in Fig. 1, Fig. 2 and Fig. 4 Example is illustrated, and in practical applications, the quantity of connecting rod can also increase or decrease, and should specifically be set according to requirement of engineering It is fixed；In addition, the concrete form that the utility model is equipped with the floating ballast bed middle elastic isolation mounting of overhead shear hinge can be a variety of It is compound to specifically include steel spring damping isolator, rubber spring vibration isolator, polyurethane spring vibration isolator, rubber-metal for multiplicity Spring vibration-isolator and air cushion shock absorber etc., especially it is noted that the rubber spring vibration isolator and polyurethane spring Vibration isolator includes that block elastomeric, sheet elastomers or sheet elastomers combination such as stack at the concrete forms, below floating plate Compartment of terrain arrangement, these features are equally applicable to all embodiments of the utility model, are described in this together, all in this reality Within protection scope with novel requirement.

Embodiment two

The utility model as shown in Fig. 5, Fig. 6 and Fig. 7 is equipped with floating ballast bed, the area with embodiment one of overhead shear hinge It is not, further includes that gasket 27 is turned up, in addition, the elastic vibration isolation device 22 is placed on the joint sheeve being arranged on floating plate 8 In 25, support stop 26 is fixedly installed on the inner wall of the joint sheeve 25, the setting of height-regulating gasket 27 is filled in elastic vibration isolation It sets between 22 and support stop 26, elastic vibration isolation device 22 is supported on support stop 26 by the way that gasket 27 is turned up, and then elasticity Floating plate 8 is support, floating plate 8 is made to be detached from basic 24 surfaces；In addition, the anchor connection structure further includes upper junction plate 4, on Connecting plate 4 and floating plate 8 pour integrally in advance, and every side plate of floating plate 8 is arranged in the corresponding lower connecting plate 3 of upper junction plate 4 The top at end, and the installation through-hole that upper junction plate and lower connecting plate remain for accommodating in advance connecting rod 1 is corresponded on floating plate 8 20, connecting rod 1 passes through the threaded hole being arranged on upper junction plate 4 and installation through-hole 20 and lower connecting plate 3 and cooperates, by Shear transfer Device is fixed between adjacent floating plate, completes the floating ballast bed installation that the utility model is equipped with overhead shear hinge.In addition, Foreign matter is fallen into inside joint sheeve 25 in order to prevent, and end cap 28 is also set up at the top of joint sheeve.

Compared with the technical solution of embodiment one, due to being additionally arranged upper junction plate, floating plate top surface and Shear transfer device And substantially enhanced with bearing capacity at the cooperation stress of anchor connection structure, the part that will not be damaged at cooperation stress is mixed Xtah Crude Clay structure is conducive to extend the service life of floating plate；It can be with effective protection installation through-hole 20 in addition, adding upper junction plate Peripheral profile structure prevents that accident collision damage or fatigue damage locally occurs.

Certainly, based on technical principle documented by Fig. 4 and Fig. 6, as shown in Figure 8 and Figure 9, the anchor connection structure can also Simultaneously to include installation casing 2 and upper junction plate 4, casing 2 is installed and is fixed between upper junction plate 4 and lower connecting plate 3, it will Upper junction plate 4, connecting tube 2 and lower connecting plate 3 and floating plate 8 pour integral in advance, wherein upper junction plate 4 and lower connecting plate 3 It is fixed at the top and bottom at every side plate end of floating plate 8 in advance respectively, 1 part of connecting rod is placed in installation casing 2 Interior, the lower part of connecting rod 1 is connected with lower connecting plate 3 by helicitic texture, and 1 top of connecting rod passes through upper junction plate 4 and cuts Force transfering device is connected, and Shear transfer device is fixed on floating plate；In addition, fixed simultaneously on the inner sidewall of joint sheeve 25 Support stop 26 and jacking block 29 are set, and jacking block 29 is located at the top of support stop 26, is also able to achieve good technology Effect, also within the protection scope of the requires of the utility model.

Embodiment three

The utility model as shown in Figure 10 is equipped with floating ballast bed, the area with technical solution shown in Fig. 8 of overhead shear hinge It is not, Shear transfer device described in overhead shear hinge is specially that sheet metal welds the frame structure 10 being composed； The detachable connection structure being arranged between 1 lower part of connecting rod and lower connecting plate 3 is specially the setting of 1 lower part of connecting rod Local external thread section and bottom locking nut 12；In addition, 1 top of connecting rod is also by detachable connection structure and frame knot Structure 10 is connected, and the detachable connection structure includes the local external thread section and top locking screw being arranged at the top of connecting rod 1 Mother 11.

Compared with embodiment two, technical solution described in this example not only has the advantages that all of embodiment two, due to its shearing Transfer device is only made of frame structure 10, is related to that element is less, and structure is simpler；In addition, the upper and lower ends of connecting rod 1 Cooperate respectively with top locking nut 11 and bottom locking nut 12, and then is connected with frame structure 10 and lower connecting plate 3, because This, the maintenance of connecting rod is more easier, and an amount connecting rod is surprisingly broken, can be respectively from upper and lower the two of floating plate Side extraction thoroughly avoids its underpart after the fracture of fastening bolt in traditional technology and is stranded in asking of being difficult to take out in anchoring casing pipe Topic；In addition, compared to the Shear transfer device being made of shearing resistance plug, guiding pipe sleeve and attachment base used in embodiment two, The structure type of the frame structure used in this example is more diversified, is conducive to improve space utilization rate, and it also has structure Simply, the series of advantages such as at low cost, bearing capacity is by force, transport and storage are more convenient, in-site installation operation is simpler.

It is direct also to can use the profiles such as I-steel, channel steel, steel pipe, rod iron and rail for technical principle based on this example Used as Shear transfer device, can also realize good technical effect, all the protection scope of the requires of the utility model it In.The materials of Shear transfer device are more extensive in technical solution described in this example, and not only structure is simpler, and shearing resistance element is held Loading capability can also greatly improve, and cost performance is higher.

Certainly, the technical principle based on embodiment one and embodiment two can also be by bottom in technical solution described in this example Locking nut is solidly fixed with lower connecting plate welding, is also able to achieve good technical effect.It is important to note that for This kind of technical solutions described in this example, in order to adapt to the opposite position that floating plate in use process is generated by the reasons such as expand with heat and contract with cold Set variation, the utility model be equipped with overhead shear hinge it is floating ballast bed in Shear transfer device on connecting rod cooperation Mounting hole can be larger with size, or uses strip hole, is only described herein with text.In addition, in order to ensure applying In journey floating plate because the reasons such as expand with heat and contract with cold occur relative position it is mobile when Shear transfer device and anchor connection structure between Relative displacement can occur accordingly to adapt to change in location, as shown in figure 11, the utility model is equipped with the floating of overhead shear hinge Setting in railway roadbed can also include sliding-aided mat plate 17, the setting of sliding-aided mat plate 17 Shear transfer device and anchor connection structure it Between.In general, sliding-aided mat plate is made of small durable materials of skin-friction coefficients such as polytetrafluoroethylene (PTFE), may be implemented effectively Reduce frictional resistance when Relative sliding between Shear transfer device and anchor connection structure.The technology recorded based on Figure 11 is former It manages, also can according to need in the other technologies scheme of the utility model and add sliding-aided mat plate, be only described herein with text, No longer attached drawing one by one, also among the protection scope of the requires of the utility model.

Example IV

The utility model as shown in figure 12 is equipped with the floating ballast bed of overhead shear hinge, and the difference with embodiment three is, Shear transfer device described in overhead shear hinge is directly made using mental section, specially I-steel 14；In addition, top is locked Disc spring 13 is set between tight nut 11 and I-steel 14.

Compared with the technical solution shown in Figure 10, since Shear transfer device is directly made using mental section in this example, It manufactures and is more easier, bearing capacity is also stronger more reliable；Further, since being added between top locking nut and I-steel Disc spring, the impact of shearing and moment load to anchor connection structure, avoids connecting rod from sending out when can also effectively buffer work Raw fatigue damage, while floating plate structure is also effectively protected from impact failure.

Technical principle based on this example, can also directly utilize other profiles such as channel steel, steel pipe, rod iron and rail or It is that metal framework structure is used as Shear transfer device, can also realizes good technical effect, all be wanted in the utility model Among the protection scope asked.

Example IV

The utility model as shown in figure 13 is equipped with the floating ballast bed of overhead shear hinge, and the difference compared with embodiment three exists In Shear transfer device described in overhead shear hinge is directly made using mental section, specially rail 16；In addition, anchoring It further include pressing plate 15 in connection structure, pressing plate 15 is separately positioned on the two sides of rail 16, and pressing plate 15 withholds the wing plate in rail 16 On, connecting rod 1 passes through pressing plate 15 and is connected by pressing plate with rail 16, wherein connecting rod 1 is matched with top locking nut 11 It closes and rail 16 is pressed on floating plate 8 by pressing plate 15.

Compared with the technical solution described in the embodiment three, due to being additionally arranged pressing plate in technical solution described in this example, pass through pressing plate Shear transfer device is fixed, the error containing ability of position and angle for Shear transfer device is stronger, Especially for floating ballast bed curved section, it is easier to realize the smooth assembly of Shear transfer device Yu anchor connection device；In addition, The matching surface of pressing plate and Shear transfer device can be processed according to the respective surfaces shape of Shear transfer device, phase For directly utilizing top locking nut connection, what can be contacted is closer, is conducive to the reliability for improving connection.

Technical principle based on this example, Shear transfer device can also using channel steel, steel pipe, rod iron and I-steel etc. its He is made profile, and Shear transfer device can also be using skill described in technical solution described in embodiment one or embodiment three Art scheme can realize good technical effect alternatively, it is also possible to add disc spring between pressing plate and top locking nut, Among the protection scope of the requires of the utility model.

Embodiment five

The utility model as shown in Figure 14 and Figure 15 is equipped with floating ballast bed, the difference with example IV of overhead shear hinge It is, upper junction plate and lower connecting plate are all made of split type structure in the anchor connection structure of overhead shear hinge, specifically, under Connecting plate includes two pieces of sub- lower connecting plates 19, likewise, upper junction plate includes two pieces of sub- upper junction plates 18.

In this example, every piece of sub- upper junction plate 18 and sub- lower connecting plate 19 cooperate with two connecting rods 1 respectively.Certainly, originally Example is illustrated for convenience, and using lower connecting plate includes two pieces of sub- lower connecting plates 19, meanwhile, upper junction plate includes two pieces of sons The technical solution of upper junction plate 18 only upper junction plate and lower connecting plate alternative one can also use fission in practical applications Formula structure；In addition, when upper junction plate and lower connecting plate are all made of split type structure, the quantity of sub- upper junction plate and sub- lower connecting plate It can also be different, for example, lower connecting plate includes two pieces of sub- lower connecting plates, upper junction plate includes four pieces of sub- upper junction plates, also all may be used To realize good technical effect, all within the protection scope of the requires of the utility model.Upper junction plate or/and lower connecting plate are adopted Be with the meaning of split type structure, Shear transfer device biggish for certain width, be arranged integral type upper junction plate and Lower connecting plate needs the material that expends very much, and economy is bad, also far beyond the actual needs of engineering in structural strength, Cost performance is not high, and upper junction plate or/and lower connecting plate are adopted a split structure at this time is exactly for raising economy and cost performance Highly effective selection.

Embodiment six

The utility model as shown in Figure 14, Figure 16 and Figure 17 is equipped with the floating ballast bed of overhead shear hinge, with embodiment five Difference be that upper junction plate still includes two pieces of sub- upper junction plates 18 in anchor connection structure, but lower connecting plate includes four pieces Sub- lower connecting plate 19；In addition, also corresponding to bottom locking nut on sub- lower connecting plate 19 is arranged anti-nut rotating gravure 21.

In technical solution described in this example, rotated due to corresponding to bottom locking nut on sub- lower connecting plate 19 provided with anti-nut In disassembly process, by bottom locking nut 12 in anti-nut rotating gravure 21, bottom lock is can be effectively prevented in groove 21 Tight nut is rotated together with connecting rod, convenient that disassembling operations are carried out above floating plate 8.

Certainly, based on the technical principle of this example, the specific constructive form of anti-nut rotating gravure can be varied, such as Can also be consistent with the chamfered shape of bottom locking nut etc.；In addition, being 5,6 or more when connecting rod quantity increases When root, the quantity of sub- upper junction plate or sub- lower connecting plate can also increase, every piece of sub- upper junction plate or sub- lower connecting plate at least with A piece connecting rod cooperation, can design, these are all based on the utility model in practical application according to requirement of engineering The simple change of technical principle, all within the protection scope of the requires of the utility model.

Embodiment seven

Technical principle based on embodiment one and embodiment six, the utility model as shown in figure 18 are equipped with overhead shear hinge It is floating ballast bed, the difference with embodiment one is, as a kind of special case, described in this example be equipped with overhead shear hinge floating road In the anchor connection structure of bed, bottom locking nut 12 is used as lower connecting plate simultaneously, at 20 bottom of installation through-hole of floating plate Groove corresponding with 12 shape of bottom locking nut is arranged in portion.When installation, when installation, lifts connecting rod 1 upwards, locks bottom Tight nut 12 is directly embedded into the groove of 20 bottom of installation through-hole setting, and bottom locking nut can be effectively prevented with connecting rod It rotates together, it is convenient that disassembling operations are carried out above floating plate 8, one institute of the utility model embodiment in addition can be also realized well The technical effect stated, also within the protection scope of the requires of the utility model.

The embodiments of the present invention only more preferably illustrate the technical solution of the utility model, should not be considered as to this reality With novel limitation, the technical characteristic in each embodiment can also be with cross-reference.Technical principle based on the utility model, this Field technical staff technical solution described in above-described embodiment re-starts combination or using similar technique to some of them Element carries out simple replacement, as long as the technical principle based on the utility model, all in the protection scope of the requires of the utility model.

Claims (16)

1. a kind of equipped with the floating ballast bed of overhead shear hinge, including floating plate and elastic vibration isolation device, the elastic vibration isolation dress In the installation reserved empty position or joint sheeve that placement location is arranged on floating plate, and flexibly supporting floating plate is detached from floating plate Surface of base is connected between adjacent floating plate using overhead shear hinge, it is characterised in that the overhead shear hinge includes cutting Force transfering device and anchor connection structure, anchor connection structure include connecting rod and lower connecting plate, lower connecting plate and floating plate It pours in advance integrally, the bottom at the every side plate end of floating plate is arranged in lower connecting plate, and it is reserved that lower connecting plate is corresponded on floating plate For accommodating the installation through-hole of connecting rod, connecting rod is partially located in installation through-hole, the lower part of connecting rod and lower connection Plate is connected by detachable connection structure, and the top of connecting rod is connected with Shear transfer device.

2. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that the anchor connection knot Structure further includes upper junction plate, and upper junction plate and floating plate pour integrally in advance, and upper junction plate corresponds to lower connecting plate setting floating The top at every side plate end of plate is set, the top of connecting rod passes through upper junction plate and is connected with Shear transfer device.

3. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that the anchor connection knot Structure further includes installation casing, and installation casing is fixed at lower connecting plate upper surface, lower connecting plate and installation casing together with float It sets plate to pour in advance integrally, installation casing is placed in installation through-hole and the top surface of floating plate is arranged in its top opening, even Extension bar part is locally placed in installation casing, and the connecting rod top above installation casing is connected with Shear transfer device.

4. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that the anchor connection knot Structure further includes installation casing and upper junction plate, and installation casing is fixed between upper junction plate and lower connecting plate, upper junction plate, Lower connecting plate and installation casing and floating plate pour integrally in advance, and upper junction plate and lower connecting plate respectively correspond and be arranged floating The top and bottom of plate, connecting rod are locally placed in installation casing, and connecting rod top passes through upper junction plate and Shear transfer Device is connected.

5. according to claim 2 or 4 floating ballast bed equipped with overhead shear hinge, it is characterised in that the upper junction plate Including at least two pieces of sub- upper junction plates, every piece of sub- upper junction plate is at least by a connecting rod through cooperation.

6. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that Shear transfer device by Mental section is constituted, and the mental section includes rail, rod iron, steel pipe, I-steel or channel steel.

7. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that Shear transfer device is The frame structure that Metal Material Welding is composed.

8. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that Shear transfer device packet It includes shearing resistance plug, guiding pipe sleeve and attachment base, the guiding pipe sleeve to be solidly fixed with attachment base, shearing resistance plug, which is embedded, to be oriented to In pipe sleeve.

9. floating ballast bed equipped with overhead shear hinge according to claim 6,7 or 8, it is characterised in that further include pressure Plate, pressing plate are separately positioned on the two sides of Shear transfer device, and pressing plate is withheld on Shear transfer device, and connecting rod passes through pressing plate And it is connected by pressing plate with Shear transfer device.

10. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that the lower connecting plate packet Include at least two pieces of sub- lower connecting plates, every piece of sub- lower connecting plate at least with a connecting rod by detachable connection structure each other It is connected.

11. being equipped with the floating ballast bed of overhead shear hinge according to claim 1 or described in 10, it is characterised in that described detachable Connection structure be the threaded hole that is arranged and connecting rod lower part are correspondingly arranged on lower connecting plate local external thread section, or For the local external thread section and bottom locking nut of the setting of connecting rod lower part.

12. according to claim 11 floating ballast bed equipped with overhead shear hinge, it is characterised in that right on lower connecting plate Answer bottom locking nut that anti-nut rotating gravure is set.

13. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that connecting rod top is logical It crosses detachable connection structure to be connected with Shear transfer device, the detachable connection structure includes setting at the top of connecting rod Local external thread section and top locking nut.

14. according to claim 13 floating ballast bed equipped with overhead shear hinge, it is characterised in that top locking nut Disc spring is set between Shear transfer device.

15. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that further include sliding-aided mat Plate, the sliding-aided mat plate are arranged between Shear transfer device and anchor connection structure.

16. according to claim 1 floating ballast bed equipped with overhead shear hinge, it is characterised in that further include that pad is turned up Piece, the height-regulating gasket are arranged between the support stop on elastic vibration isolation device and joint sheeve.