CN203583291U - Easy-maintenance central shear hinge - Google Patents
Easy-maintenance central shear hinge Download PDFInfo
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- CN203583291U CN203583291U CN201320149800.0U CN201320149800U CN203583291U CN 203583291 U CN203583291 U CN 203583291U CN 201320149800 U CN201320149800 U CN 201320149800U CN 203583291 U CN203583291 U CN 203583291U
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- shearing resistance
- shear hinge
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- contact sleeve
- floating plate
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Abstract
The utility model belongs to an easy-maintenance central shear hinge. The easy-maintenance central shear hinge comprises a shear-resistant mandrel and a guiding contact sleeve. One end of the shear-resistant mandrel is inserted into the guiding contact sleeve. The easy-maintenance central shear hinge is characterized by further comprising a maintenance sleeve, the other end of the shear-resistant mandrel is inserted into the maintenance sleeve, and a moving device is further arranged on at least one of the maintenance sleeve and the guiding contact sleeve. The easy-maintenance central shear hinge has the advantages that the easy-maintenance central shear hinge is applied to a floating ballast bed, so that the common problem that traditional central shear hinges applied to existing floating ballast beds cannot be maintained or replaced is solved, and the easy-maintenance central shear hinge is economical and practical and has a wide market application prospect.
Description
Technical field
The utility model belongs to field of track traffic, relates to railway bed accessory, be specially a kind of floating ballast bed in the shear hinge of Transfer of Shear between adjacent floating plate.
Background technology
A large amount of engineering practices of field of track traffic prove, floating plate road bed technique is one of the most effective existing track vibration damping denoising technology, and particularly, in subway and urban light rail, this technology is widely used.In existing floating ballast bed structure, shear hinge is the structure important component part of Transfer of Shear between adjacent floating plate, can share the shearing that rail bears in leap plate seam place, makes plate compatible deformation.At present both at home and abroad a large amount of floating plate shear hinge forms of using are divided into two kinds of middle-set-type and overheads.The middle-set-type shear hinge using at present comprises shearing resistance plug and guiding contact sleeve, during use, middle-set-type shear hinge is positioned at the position of plate Section Central, cuts plug and is separately fixed in adjacent floating plate with guiding contact sleeve, and guiding contact sleeve is inserted in one end of shearing resistance plug.This kind of shear hinge cost is low, during construction, first by together with the tie with reinforcing bar of shear hinge and floating plate, after fluid concrete, is fixedly connected with floating plate, and its reasonable stress, without fixed structure is additionally set.But this type of shear hinge cannot be changed after pouring concrete, after circuit operation, be difficult to observe from floating plate top the duty of its material and damage, corrosion situation, maintain and replace is very difficult.Although overhead shear hinge can be installed on floating plate surface, convenient construction, is easy to adjust and changes, but because needs arrange fastening devices specially, therefore structure is more complicated, and cost is higher, also easily causes in addition the concrete structure of floating plate associated joint to damage in use procedure.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defect, provides one can carry out at any time maintain and replace, and in Renewal process, does not destroy the easy care middle-set-type shear hinge of the original concrete structure of floating plate.
The utility model easy care middle-set-type shear hinge is to realize like this, comprise shearing resistance plug and guiding contact sleeve, insert in guiding contact sleeve one end of shearing resistance plug, characterized by further comprising and safeguard cover, the other end of shearing resistance plug inserts to be safeguarded in cover, safeguards that at least one of them is also provided with location mobile device for cover and guiding contact sleeve.
The structure of described location mobile device can be varied, and typical structural concept comprises:
(1) location mobile device can be to safeguard the extension spring and the pressure chamber that in cover, arrange, and the pressure regulation tube being communicated with pressure chamber, extension spring is arranged in pressure chamber, and the external part of pressure regulation tube arranges switch valve, between shearing resistance plug and maintenance cover, hermetically-sealed construction is set.Hermetically-sealed construction can and be safeguarded the potted component arranging between cover for shearing resistance plug, or is arranged on the piston of safeguarding in cover;
(2) location mobile device can be to safeguard the container cavity and the interior stage clip arranging of container cavity that in cover, arrange, and safeguard and overlap the pull rope that interior shearing resistance mandrel tip is fixedly installed, be applied to when floating ballast bed, for guaranteeing can to control pull rope from floating plate top in use procedure, in location mobile device, also arrange and the guide wire of safeguarding that cover is connected, pull rope arrives floating plate top by guide wire;
(3) location mobile device can be for safeguarding the stage clip arranging in the interior container cavity arranging of cover and container cavity, and the pressure chamber arranging in guiding contact sleeve and the pressure regulation tube being communicated with pressure chamber, the external part of pressure regulation tube arranges switch valve, be similarly assurance pressure and do not reveal, between shearing resistance plug and guiding contact sleeve, hermetically-sealed construction is set.Hermetically-sealed construction can be the potted component arranging between shearing resistance plug and guiding contact sleeve, or/and be arranged on the piston in guiding contact sleeve;
(4) location mobile device is to safeguard the container cavity and the interior stage clip arranging of container cavity that in cover, arrange, and the hydraulic jack and hydraulic tube or Pneumatic jack and the pneumatic tube that in guiding contact sleeve, arrange;
(5) location mobile device is to safeguard the container cavity of setting in cover and the pull rope that shearing resistance plug two ends are fixedly installed.For guaranteeing can to control pull rope from floating plate top in use procedure, corresponding, to safeguard on cover and guiding contact sleeve and be communicated with respectively the guide wire arranging, pull rope passes and arrives floating plate top from guide wire.
Another object of the present utility model is to provide a kind of the floating ballast bed of above-mentioned easy care middle-set-type shear hinge of applying, comprise rail, sleeper, fastener system, floating plate and isolation mounting, floating plate is supported on the Elastic Isolator in isolation mounting and departs from surface of base, rail, sleeper and fastener system are arranged on floating plate, it is characterized in that safeguarding that cover and guiding contact sleeve are fixedly installed on respectively the plate end middle part of adjacent floating plate along track bearing of trend, insert in guiding contact sleeve one end of shearing resistance plug, the other end inserts to be safeguarded in cover, location mobile device and floating plate integrated setting.
In addition, for convenient, take out shearing resistance plug from floating plate, on floating plate, corresponding maintenance cover and guiding contact sleeve can also arrange maintenance channel.
It should be noted that, the floating ballast bed specific constructive form of the utility model can be built-in structure, can be also side located structure or underneath type structure.According to the difference of form of structure, the isolation mounting during the utility model is floating ballast bed is also different, and for example built-in type floating track bed middle isolation mounting is built-in vibration-isolating device, comprises joint sheeve, Elastic Isolator, heightens pad etc.; The floating ballast bed middle isolation mounting of side-mounted or underneath type can be only Elastic Isolator and heighten pad.In addition, the Elastic Isolator that can adopt in the floating ballast bed isolation mounting of the utility model is also varied, it can be rubber shock absorber, also can be steel spring vibration isolator, can also be rubber-metal composite vibration isolator or air cushion shock absorber etc., as long as enough elasticity and supporting forces can be provided, can meet needs of the present utility model.
The utility model easy care middle-set-type shear hinge is safeguarded cover and location mobile device by additionally arranging, the part of utilizing location mobile device to make shearing resistance plug insert guiding contact sleeve can move to safeguarding in cover at any time, until shearing resistance plug is deviate from completely from guiding contact sleeve.Be applied to when floating ballast bed, because shearing resistance plug is not solidly fixed with floating plate, but can and safeguard between cover and move at guiding contact sleeve, therefore, adopted the utility model of this easy care middle-set-type shear hinge floating ballast bed, can realize shearing resistance plug is taken out and carries out maintain and replace, very convenient.
The utility model easy care middle-set-type shear hinge has simple in structure, and cost is low, easy care, the advantage such as applicability is strong.The utility model of applying this easy care shear hinge is floating ballast bed, has overcome and has applied the problem that the existing floating ballast bed ubiquitous shear hinge of traditional middle-set-type shear hinge cannot maintain and replace, and economical and practical, market application foreground is very wide.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing middle-set-type shear hinge.
Fig. 2 is one of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is two of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Fig. 5 is three of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Fig. 6 is four of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Fig. 7 is five of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Fig. 8 is six of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Fig. 9 is seven of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
Figure 10 is eight of the utility model easy care middle-set-type shear hinge and floating ballast bed structural representation thereof.
The specific embodiment
Embodiment mono-
As shown in Figure 1, the middle-set-type shear hinge using at present comprises shearing resistance plug 1 and guiding contact sleeve 2, during use, middle-set-type shear hinge is positioned at the position of floating plate Section Central, shearing resistance plug 1 and guiding contact sleeve 2 are separately fixed in adjacent floating plate, and guiding contact sleeve 2 is inserted in one end of shearing resistance plug 1.In addition, reliable with being connected of floating plate in order to guarantee, on shearing resistance plug 1 and guiding contact sleeve 2, be also fixedly installed respectively anchor plate 4 and anchor rib 5.In addition, the expanding with heat and contract with cold of structure while changing for adaptive temperature, arranges elastic body 3 in the bottom of guiding contact sleeve 2.The shortcoming of this type of shear hinge is described in background technology herein.
Because map sheet is limited, with the utility model easy care middle-set-type shear hinge example that is applied as between adjacent two floating plates 12 and 13 in floating ballast bed, describe below.The utility model is as shown in Figure 2 and Figure 3 floating ballast bed, comprises rail 16, sleeper 14, fastener system 15, floating plate 12 and 13 and isolation mounting.Wherein, isolation mounting is built-in vibration-isolating device, specifically by joint sheeve 31, Elastic Isolator 17, polylith, heightens pad 32 and end cap 11 forms jointly. Floating plate 12 and 13 is supported on the Elastic Isolator 17 in isolation mounting and departs from basic 30 surfaces, rail 16, sleeper 14 and fastener system 15 are arranged on floating plate 12 and 13, and the gross thickness of heightening pad 32 by adjustment can realize height and the levelness of adjusting floating plate.The maintenance cover 6 of the utility model easy care middle-set-type shear hinge and guiding contact sleeve 2 are fixedly installed on respectively the plate end middle part of adjacent floating plate 13 and 12 along track bearing of trend, safeguard on cover 6 and guiding contact sleeve 2 and be also fixedly installed respectively anchor plate 4 and anchor rib 5, to guarantee that it is fixedly connected with reliably with 12 plate body with floating plate 13.Insert in guiding contact sleeve 2 one end of shearing resistance plug 1, and the other end inserts to be safeguarded in cover 6, location mobile device and floating plate 13 integrated setting.Location mobile device comprises safeguards the extension spring 8 and the pressure chamber 7 that in cover 6, arrange, and the pressure regulation tube 9 being communicated with pressure chamber 7, extension spring 8 is arranged in pressure chamber 7 and the two ends of extension spring 8 are fixedly linked with pressure chamber 7 ends and shearing resistance plug 1 end respectively, pressure regulation tube 9 arranges switch valve 10 at the external part of floating plate 13 upper surfaces, in addition, between shearing resistance plug 1 and maintenance cover 6, be also provided with hermetically-sealed construction, hermetically-sealed construction is shearing resistance plug 1 and the potted component 18 of safeguarding setting between cover 6, and potted component 18 is specially sealing ring.As shown in Figure 2, in order to guarantee between floating plate 12 and floating plate 13 when the work effectively transmitted load compatible deformation, three cover the utility model easy care middle-set-type shear hinges are set altogether between floating plate 12 and floating plate 13, similar with existing shear hinge, the utility model easy care middle-set-type shear hinge is also poured into a mould and is fixed in two adjacent floating plates in advance respectively.
During application, the guiding contact sleeve 2 of the utility model easy care middle-set-type shear hinge is poured into an integrated entity with floating plate 12 in advance, corresponding maintenance cover 6 is integral with floating plate 13 precasts together with shearing resistance plug 1, pressure regulation tube 9 and extension spring 8.While assembling the utility model easy care middle-set-type shear hinge between floating plate 12 and floating plate 13, can operate as follows: by floating plate 12 with floating plate 13 docks and the external part of shearing resistance plug 1 is imported to guiding contact sleeve 2, open switch valve 10, utilize pulsometer (not specifically illustrating) to pass through pressure regulation tube 9 to pressure chamber 7 superchargings, owing to being provided with potted component 18 between shearing resistance plug 1 and maintenance cover 6, pressure chamber 7 internal pressures raise, promote shearing resistance plug 1 to safeguarding cover 6 outer movements, and force extension spring 8 to be extended, until shearing resistance plug 1 one end is inserted into guiding contact sleeve 2 bottoms that arrange in floating plate 12 completely, till touching elastic body 3.Then closing switch valve 10, removes pulsometer, completes the assembling of the utility model easy care middle-set-type shear hinge.According to the method described above by after the assembling of the cover of three between floating plate 12 and floating plate 13 the utility model easy care middle-set-type shear hinge, can realize and utilize the utility model easy care middle-set-type shear hinge Transfer of Shear between adjacent floating plate, and share the shearing that rail bears in leap plate seam place, make adjacent floating plate compatible deformation.In floating ballast bed between other floating plates and the utility model easy care middle-set-type shear hinge of floating plate and the setting of fixed road bed linkage section all can operate according to the method described above.After the utility model easy care middle-set-type shear hinge can certainly being assembled, complete cast again together with floating plate 12 and 13, positional precision is better like this, operates also easier.
In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, can operate in the following manner: the rail of pulling down corresponding topical section, open switch valve 10, pressure chamber 7 pressure releases, extension spring 8 resiliences, drive shearing resistance plug 1 to return and safeguard in cover 6, until deviate from original state when now the utility model easy care middle-set-type shear hinge recovers unassembled completely from guiding contact sleeve 2.After all easy care middle-set-type shear hinges that arrange between floating plate 12 and floating plate 13 all restPose, floating plate 12 has just been realized separation with floating plate 13, after other adjacent other to floating plate 12 or 13 and its side floating plates are also separation according to this method, floating plate 12 or 13 is sling, just shearing resistance plug 1 can be taken out and repairs or replaces.After maintain and replace, according to preceding method, re-use again the utility model easy care middle-set-type shear hinge and the floating plate of separation is reconnected to lay equal stress on together newly install rail.
In sum, when the utility model easy care middle-set-type shear hinge can be realized in floating ballast bed on a certain floating plate load change, rapidly load is passed to other adjacent floating plates, therefore in the process of vehicle process, between adjacent floating plate, difference in height changes less, thereby avoided producing because carrying between adjacent floating plate is different the rail excessive deformation that larger difference in height causes, made driving more smooth and easy, and then improved safety and the comfort level of driving.And, owing to having set up, safeguard cover 6 and location mobile device, shearing resistance plug in the utility model easy care middle-set-type shear hinge is no longer fixedly installed in floating plate structure, can realize maintain and replace at any time, its maintain and replace process does not produce any harmful effect to floating plate structure itself yet, convenient rationally, the traditional shear hinge that has thoroughly solved current floating ballast bed application cannot this industry difficult problem of repair and replacement, is conducive to significantly improve floating ballast bed application life.
It should be noted that, the utility model only describes as example so that three cover the utility model easy care middle-set-type shear hinges to be set between adjacent floating plate 12 and 13, in actual applications, according to the difference of floating plate structure and concrete operating mode, two covers, quadruplet or the utility model easy care middle-set-type shear hinge more than quadruplet also can be set between adjacent floating plate, can realize good effect.In addition, in diagram, only so that the utility model of built-in structure is floating ballast bed, describe as example, because the utility model easy care middle-set-type shear hinge there is no any conflict or impact to the concrete mounting means of isolation mounting, therefore the utility model easy care middle-set-type shear hinge is equally applicable to the floating ballast bed of side-mounted or underneath type, can play same effect.According to the difference of floating ballast bed specific constructive form, the isolation mounting during the utility model is floating ballast bed is also different, and for example built-in type floating track bed middle isolation mounting is built-in vibration-isolating device, comprises joint sheeve, Elastic Isolator, heightens pad etc.; The floating ballast bed middle isolation mounting of side-mounted or underneath type can be only Elastic Isolator and heighten pad.In addition, the Elastic Isolator that can adopt in the floating ballast bed isolation mounting of the utility model is also varied, it can be rubber shock absorber, also can be steel spring vibration isolator, can also be rubber-metal composite vibration isolator or air cushion shock absorber etc., as long as enough elasticity and supporting forces can be provided, can meet needs of the present utility model.In this explanation of not drawing one by one, all in protection domain of the present utility model.Above-mentioned explanation is applicable to all embodiment of the present utility model, at this, is described in the lump.
It is to be noted in addition, based on this routine described know-why, also can be assembling and the maintain and replace that pressure chamber 7 superchargings realize the utility model easy care middle-set-type shear hinge with hydraulic pump and hydraulic oil, only need to select pressure regulation tube 9 and the hermetically-sealed construction of adaptation with it, its method of operating with utilize air pressure basic identical, at this, be not repeated in this description.
Embodiment bis-
Be applied to as shown in Figure 4 floating ballast bed in the utility model easy care middle-set-type shear hinge between adjacent two floating plates, and the difference of embodiment mono-is shearing resistance plug 1 and safeguards that the hermetically-sealed construction arranging between cover 6 is to be arranged on the piston 19 of safeguarding in cover 6, extension spring 8 is arranged in pressure chamber 7 and the two ends of extension spring 8 are fixedly linked with piston 19 ends and shearing resistance plug 1 end respectively, and the other end of piston 19 and shearing resistance plug 1 end are also fixed together.
While assembling the utility model easy care middle-set-type shear hinge between floating plate 12 and floating plate 13, the method for describing in its process and embodiment mono-is basic identical, and difference is that hermetically-sealed construction changes piston 19 into.During assembling, pull down the rail of corresponding topical section, open switch valve 10, utilize pulsometer (not specifically illustrating) to pass through pressure regulation tube 9 to pressure chamber 7 superchargings, owing to being provided with the piston 19 with sealing function between shearing resistance plug 1 and maintenance cover 6, pressure chamber 7 internal pressures raise, promote shearing resistance plug 1 to safeguarding cover 6 outer movements, and force extension spring 8 to be extended, until shearing resistance plug 1 one end is inserted into guiding contact sleeve 2 bottoms that arrange in floating plate 12 completely, till touching elastic body 3.Then closing switch valve 10, removes pulsometer, completes the assembling of the utility model easy care middle-set-type shear hinge.According to the method described above by after all the utility model easy care middle-set-type shear hinge assemblings between adjacent floating plate, can realize and utilize the utility model easy care middle-set-type shear hinge Transfer of Shear between adjacent floating plate, and share the shearing that rail bears in leap plate seam place, make adjacent floating plate compatible deformation.In floating ballast bed between other floating plates and the utility model easy care middle-set-type shear hinge of floating plate and the setting of fixed road bed linkage section all can operate according to the method described above.In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, its maintain and replace method is basic identical with the method described in embodiment mono-, open switch valve 10, pressure chamber 7 pressure releases, extension spring 8 resiliences, band piston 19 and moving shearing resistance plug 1 are return to safeguarding in cover 6, until deviate from from guiding contact sleeve 2 completely, original state when now the utility model easy care middle-set-type shear hinge recovers unassembled, when floating plate 12 and floating plate 13 just realize Fen Li after, after other adjacent other to floating plate 12 or 13 and its side floating plates are also separation according to this method, floating plate 12 or 13 is sling, just shearing resistance plug wherein 1 can be taken out and repairs or replaces.After maintain and replace, according to preceding method, re-use again the utility model easy care middle-set-type shear hinge and the floating plate of separation is reconnected to lay equal stress on together newly install rail.
The advantage of this technical scheme is, once there are wearing and tearing in piston 19, cannot realize the pressurize of pressure chamber 7, can at any time piston 19 be taken out to replacing, very convenient reasonable, the application life that is conducive to improve the utility model easy care middle-set-type shear hinge and even whole floating ballast bed structure.Certainly, in this routine described technical scheme, also can be assembling and the maintain and replace that pressure chamber 7 superchargings realize the utility model easy care middle-set-type shear hinge with hydraulic pump and hydraulic oil, only need to select pressure regulation tube 9 and the hermetically-sealed construction of adaptation with it, its method of operating with utilize air pressure basic identical, at this, be not repeated in this description.
In addition; owing to being provided with extension spring 8 in maintenance cover 6; the adverse effect that it expands with heat and contract with cold to floating plate structure in the time of can offseting variations in temperature in application process; therefore in this type of technical scheme; it is more in order to prevent shearing resistance plug 1 and 2 bottom direct collision or the frictions of guiding contact sleeve that elastic body 3 is set; play the effect of protection guiding contact sleeve 2, in practical application, also can omit elastic body 3.
Embodiment tri-
Be applied to as shown in Figure 5 floating ballast bed in the utility model easy care middle-set-type shear hinge between adjacent two floating plates, be with the difference of embodiment mono-, location mobile device comprises container cavity 21 and the interior stage clip 22 arranging of container cavity of safeguarding cover 6 interior settings, and the pressure chamber 20 of guiding contact sleeve 2 interior settings and the pressure regulation tube 9 being communicated with pressure chamber 20, pressure regulation tube 9 arranges switch valve 10 at the external part of floating plate 12, being similarly assurance pressure does not reveal, between shearing resistance plug 1 and guiding contact sleeve 2, hermetically-sealed construction is set, hermetically-sealed construction is the potted component 18 arranging between shearing resistance plug 1 and guiding contact sleeve 2 and is arranged on the piston 19 in guiding contact sleeve 2, wherein potted component 18 is specially rubber seal, the outside table that piston 19 contacts with guiding contact sleeve 2 is provided with rubber sealant.In addition, in order to prevent blocking the through hole of pressure regulation tube 9 in guiding contact sleeve 2 after piston 19 from entering pressure chamber 20, piston 19 ends are also provided with limited post 40.
During application, the guiding contact sleeve 2 of the utility model easy care middle-set-type shear hinge is poured into an integrated entity with floating plate 12 in advance together with pressure regulation tube 9, corresponding maintenance cover 6 is integral with floating plate 13 precasts together with shearing resistance plug 1 and stage clip 22.While assembling the utility model easy care middle-set-type shear hinge between floating plate 12 and floating plate 13, can operate as follows: in guiding contact sleeve 2, put into piston 19, docking floating plate 12 and floating plate 13, and by shearing resistance plug 1 import guiding contact sleeve 2 cavity, adjust floating plate 12 and with the spacing of floating plate 13, it is met design requirement, now effective active section of shearing resistance plug 1 sufficient length inserts in guiding contact sleeve 2.Complete the assembling of the utility model easy care middle-set-type shear hinge.According to the method described above by after all the utility model easy care middle-set-type shear hinge assemblings between floating plate 12 and floating plate 13, can realize and utilize the utility model easy care middle-set-type shear hinge Transfer of Shear between adjacent floating plate, and share the shearing that rail bears in leap plate seam place, make adjacent floating plate compatible deformation.In floating ballast bed between other floating plates and the utility model easy care middle-set-type shear hinge of floating plate and the setting of fixed road bed linkage section all can operate according to the method described above.After the utility model easy care middle-set-type shear hinge can certainly being assembled, complete cast again together with floating plate 12 and 13, positional precision is better like this, operates also easier.
In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, can operate in the following manner: the rail of pulling down corresponding topical section, open switch valve 10, utilize pulsometer (not specifically illustrating) to pass through pressure regulation tube 9 to pressure chamber 20 superchargings, owing to being provided with potted component 18 and the piston 19 with sealing function between shearing resistance plug 1 and guiding contact sleeve 2, pressure chamber 7 internal pressures raise, promote shearing resistance plug 1 to the outer movement of guiding contact sleeve 2, and compression press spring 22, until deviate from completely from guiding contact sleeve 2 shearing resistance plug 1 one end.Make as stated above completely separation between floating plate 13 and adjacent floating plate after, the floating plate 13 of slinging, then closing switch valve 10, remove pulsometer, then from floating plate 13, takes out shearing resistance plug 1 and carry out maintain and replace.After maintain and replace, according to preceding method, re-use again the utility model easy care middle-set-type shear hinge and the floating plate of separation is reconnected to lay equal stress on together newly install rail.
It is pointed out that in this example to arrange between shearing resistance plug 1 and guiding contact sleeve 2 simultaneously and there is the potted component 18 of sealing function and piston 19 as example describes, in practical application, potted component 18 or piston 19 also can be set separately as hermetically-sealed construction.When potted component 18 is set separately as hermetically-sealed construction, in order to guarantee shearing resistance plug 1, can successfully from guiding contact sleeve 2, deviate from, piston 19 is preferably still set, but now piston 19 and guiding can coordinate without tightness, can greatly cut down finished cost like this between contact sleeve 2; The piston 19 that has a sealing function when employing during as hermetically-sealed construction, can be cancelled potted component 18, and the sharpest edges of this technical scheme are, piston 19 can take out replacing, should use very convenient.
In this routine described technical scheme, also can be assembling and the maintain and replace that pressure chamber 20 superchargings realize the utility model easy care middle-set-type shear hinge with hydraulic pump and hydraulic oil, only need to select pressure regulation tube 9 and the hermetically-sealed construction of adaptation with it, its method of operating with utilize air pressure basic identical, at this, be not repeated in this description.
Embodiment tetra-
Be applied to as shown in Figure 6 floating ballast bed in the utility model easy care middle-set-type shear hinge between adjacent two floating plates, be with the difference of embodiment tri-, in guiding contact sleeve 2, Pneumatic jack 23 and pneumatic tube 24 are set, pneumatic tube 24 also arranges switch valve 25 on the external part of floating plate 12.
During application, the guiding contact sleeve 2 of the utility model easy care middle-set-type shear hinge is poured into an integrated entity with floating plate 12 in advance together with Pneumatic jack 23 and pneumatic tube 24, and corresponding maintenance cover 6 is integral with floating plate 13 precasts together with shearing resistance plug 1 and stage clip 22.While assembling the utility model easy care middle-set-type shear hinge between floating plate 12 and floating plate 13, except without additionally arranging piston, its method of operating is identical with embodiment tri-, at this, is no longer repeated in this description.In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, can operate in the following manner: the rail of pulling down corresponding topical section, open switch valve 25, utilize pulsometer (not specifically illustrating) to drive Pneumatic jack 23 by pneumatic tube 24, Pneumatic jack 23 is worked, and promotes shearing resistance plug 1 to the outer movement of guiding contact sleeve 2, and compression press spring 22, until deviate from completely from guiding contact sleeve 2 shearing resistance plug 1 one end, pulsometer quits work.Make as stated above completely separation between floating plate 13 and adjacent floating plate after, the floating plate 13 of slinging then takes out shearing resistance plug 1 and carries out maintain and replace from floating plate 13.After maintain and replace, according to preceding method, re-use again the utility model easy care middle-set-type shear hinge and the floating plate of separation is reconnected to lay equal stress on together newly install rail.
In the technical scheme this example Suo Shu, between shearing resistance plug 1 and guiding contact sleeve 2, do not need to arrange any hermetically-sealed construction, there is not the problem of seal failure, therefore more safe and reliable in application process.And shearing resistance plug 1 and guiding contact sleeve 2 matching surface do not need Precision Machining, can effectively reduce production costs, its practicality is stronger.
It is pointed out that in the described technical scheme of this example, also can utilize hydraulic jack and hydraulic tube to substitute Pneumatic jack and pneumatic tube carries out work, can realize identical effect.
Embodiment five
Be applied to as shown in Figure 7 floating ballast bed in the utility model easy care middle-set-type shear hinge between adjacent two floating plates, be with the difference of embodiment mono-, location mobile device is to safeguard the container cavity 21 of setting in cover and the stage clip 22 of container cavity 21 interior settings, and safeguards the pull rope 26 that cover 6 interior shearing resistance plug 1 ends are fixedly installed.Be applied to when floating ballast bed, for guaranteeing can to control pull ropes from floating plate 13 tops in use procedure, location mobile device also comprises and safeguards cover 6 guide wires that communicate 27, and pull rope 26 extends to floating plate 13 tops by guide wire 27.Corresponding, what pull rope 26 was set above floating plate 13 batches locking device 28.
During application, the guiding contact sleeve 2 of the utility model easy care middle-set-type shear hinge is poured into an integrated entity with floating plate 12 in advance, corresponding maintenance cover 6 is integral with floating plate 13 precasts together with shearing resistance plug 1, pull rope 26, guide wire 27 and stage clip 22.While assembling the utility model easy care middle-set-type shear hinge between floating plate 12 and floating plate 13, except without additionally arranging piston, its method of operating and embodiment tri-are basic identical, at this, are no longer repeated in this description.
In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, can operate in the following manner: the rail of pulling down corresponding topical section, by batching locking device 28, utilize pull rope 26 to drag shearing resistance plug 1 in container cavity 21, compression press spring 22 simultaneously, until deviate from completely from guiding contact sleeve 2 shearing resistance plug 1 one end.Make as stated above completely separation between floating plate 13 and adjacent floating plate after, the floating plate 13 of slinging then takes out shearing resistance plug 1 and carries out maintain and replace from floating plate 13.After maintain and replace, according to preceding method, re-use again the utility model easy care middle-set-type shear hinge and the floating plate of separation is reconnected to lay equal stress on together newly install rail.
Owing to being provided with stage clip 22, not only can effectively prevent the play of shearing resistance plug 1, while simultaneously can also compensation temperature changing, each several part structure is along shearing resistance plug 1 adverse effect of bringing of axially expanding with heat and contract with cold, without in contact sleeve 2, elastic body being additionally set leading again.
The described technical scheme of this example has adopted frame for movement completely, owing to not comprising any hermetically-sealed construction, do not comprise air pressure or Hydraulic Elements yet, therefore the Surface Machining required precision that respectively forms member is low, the failure rate is low of whole system, the probability losing efficacy that meets accident also reduces greatly, more safe and reliable during application, and economy is also better.
Embodiment six
Be applied to as shown in Figure 8 floating ballast bed in the utility model easy care middle-set-type shear hinge between adjacent two floating plates, be with the difference of embodiment five, location mobile device comprises safeguards the container cavity 21 of cover 6 interior settings and the pull rope 26 that shearing resistance plug 1 two ends are fixedly installed.For guaranteeing can to control pull rope 26 from floating plate 12 and 13 tops in use procedure, accordingly, safeguard on cover 6 and guiding contact sleeve 2 and be communicated with respectively the guide wire 27 arranging, pull rope 26 passes and arrives the top of floating plate 12 and 13 from guide wire 27, and what corresponding floating plate 12 and 13 tops arranged respectively pull rope 26 batches locking device 28.
During application, the guiding contact sleeve 2 of the utility model easy care middle-set-type shear hinge and one group of guide wire 27 and pull rope 26 are poured into an integrated entity with floating plate 12 in advance, during cast, note making the fixing one end of pull rope 26 and shearing resistance plug 1 to extend to beyond guiding contact sleeve 2, safeguard that cover 6 is integral with floating plate 13 precasts together with shearing resistance plug 1 and other one group of pull rope 26 and guide wire 27 accordingly.While assembling the utility model easy care middle-set-type shear hinge between floating plate 12 and floating plate 13, can operate as follows: docking floating plate 12 and floating plate 13, the pull rope 26 arranging through guiding contact sleeve 2 in floating plate 12 is fixedly connected with shearing resistance plug 1, and by shearing resistance plug 1 import guiding contact sleeve 2 cavity, adjusting floating plate 12 meets design requirement it with the spacing of floating plate 13, by what arrange on floating plate 12 and 13, batch locking device 28 simultaneously, the fixing pull rope 26 in tension shearing resistance plug 1 two ends, adjust the position of shearing resistance plug 1 simultaneously, effective active section of sufficient length in shearing resistance plug 1 is inserted in guiding contact sleeve 2, complete the assembling of the utility model easy care middle-set-type shear hinge.According to the method described above by after all the utility model easy care middle-set-type shear hinge assemblings between floating plate 12 and floating plate 13, can realize and utilize the utility model easy care middle-set-type shear hinge Transfer of Shear between adjacent floating plate, and share the shearing that rail bears in leap plate seam place, make adjacent floating plate compatible deformation.In floating ballast bed between other floating plates and the utility model easy care middle-set-type shear hinge of floating plate and the setting of fixed road bed linkage section all can operate according to the method described above.After the utility model easy care middle-set-type shear hinge can certainly being assembled, complete cast again together with floating plate 12 and 13, positional precision is better like this, operates also easier.
In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, can operate in the following manner: the rail of pulling down corresponding topical section, by batching locking device 28, utilize pull rope 26 to drag shearing resistance plug 1 in container cavity 21, until deviate from completely from guiding contact sleeve 2 shearing resistance plug 1 one end.Make as stated above completely separation between floating plate 13 and adjacent floating plate after, the floating plate 13 of slinging then takes out shearing resistance plug 1 and carries out maintain and replace from floating plate 13.After maintain and replace, according to preceding method, re-use again the utility model easy care middle-set-type shear hinge and the floating plate of separation is reconnected to lay equal stress on together newly install rail.
In technical scheme described in this example, not only without any hermetically-sealed construction, also do not comprise air pressure or Hydraulic Elements, even do not comprise flexible member, its structure is simpler, and economy is better, more safe and reliable, workable.It should be noted that pull rope 26 should select material wear-resisting, corrosion-resistant, that intensity is good to make when selection, for example, can utilize pull rope that stainless steel wire makes etc.
Embodiment seven
The utility model easy care middle-set-type shear hinge as shown in Figure 9, is with the difference of the shear hinge of easy care middle-set-type described in embodiment six, safeguards that cover 6 outsides are tubulose, and inner side container cavity 21 is arranged to the casing of toroidal.
As shown in Figure 9, the description in the applicating adn implementing example six of this routine described easy care middle-set-type shear hinge in floating ballast bed is identical, at this, no longer repeats.It is pointed out that while being applied in floating plate 13, safeguard that the opening of casing B in cover 6 is arranged on the surface of floating plate 13, in order to prevent that foreign matter from falling into, the opening top of casing B is also provided with end cap 50.
In use procedure once find that shearing resistance plug 1 weares and teares or corrosion need to be changed, can operate in the following manner: open end cap 50, by batching locking device 28, utilize pull rope 26 to drag shearing resistance plug 1 in container cavity 21, until shearing resistance plug 1 deviates to enter completely container cavity 21 from guiding contact sleeve 2, continue to drag shearing resistance plug 1, from the box opening of container cavity 21, take out, then carry out maintain and replace.After maintain and replace, utilize guiding contact sleeve 2 one side settings batch locking device 28 and pull rope 26 is pulled the shearing resistance plug 1 of newly changing in guiding contact sleeve again.
The floating ballast bed sharpest edges that this routine described easy care middle-set-type shear hinge forms are, while changing shearing resistance plug, do not need to remove rail, operate quick and conveniently, save time and laborsaving.Based on the know-why this example Suo Shu; the casing that also can described toroidal be set in the inner side of guiding contact sleeve is as container cavity; the corresponding floating plate of casing surface arranges opening; also in the time of can realizing maintenance, from opening, fill the function of getting shearing resistance plug; just the simple replacement of this routine technical scheme is used; no longer not outer accompanying drawing explanation, among the protection domain also requiring at the utility model.Certainly, this routine know-why also can cross-application in other embodiment of the utility model, among the protection domain all requiring at the utility model.
Embodiment eight
The utility model easy care middle-set-type shear hinge as shown in figure 10, be with the difference of the shear hinge of easy care middle-set-type described in embodiment seven, safeguard that cover 6 outsides are tubulose, the corresponding top half body of safeguarding cover 6 of inner side container cavity 21, by amputation, is upwards open structure.
Be applied to when floating ballast bed, as shown in figure 10, correspondingly on floating plate 13 safeguard that the container cavity 21 in cover 6 arranges maintenance channel 51.In order to prevent that foreign matter from falling into, maintenance channel 51 tops are also provided with end cap 52.Pull rope 26 is connected with the locking device 28 that batches that floating plate 13 tops arrange through the maintenance channel 51 arranging on floating plate 13.The method of describing to embodiment seven during maintenance is similar, open end cap 52, utilization is batched locking device 28 and is utilized pull rope 26 to drag shearing resistance plug 1 in container cavity 21, until shearing resistance plug 1 deviates to enter completely container cavity 21 from guiding contact sleeve 2, continue to drag shearing resistance plug 1, from the maintenance channel 51 of container cavity 21 tops, take out shearing resistance plug 1, then carry out maintain and replace.After maintain and replace, utilize guiding contact sleeve 2 one side settings batch locking device 28 and pull rope 26 is pulled the shearing resistance plug 1 of newly changing in guiding contact sleeve again.
Compared with technical scheme described in embodiment seven, need not remove the advantage of rail when thering is maintain and replace, the described the utility model easy care middle-set-type shear hinge structure of this example is simpler, also more saves material.In addition, the assembly relation of itself and floating plate is also simpler, only needs maintenance channel 51 corresponding with container cavity 21, and certainly, the width dimensions of maintenance channel need be greater than the diameter of the color plug of shearing resistance.
Based on the know-why this example Suo Shu; also can the inner side of guiding contact sleeve arrange described above open container cavity; on floating plate, corresponding container cavity arranges maintenance channel; also in the time of can realizing maintenance, by maintenance channel, fill the function of getting shearing resistance plug; just the simple replacement of this routine technical scheme is used; accompanying drawing explanation no longer in addition, among the protection domain also requiring at the utility model.Certainly, this routine know-why also can cross-application in other embodiment of the utility model, among the protection domain all requiring at the utility model.
The utility model easy care middle-set-type shear hinge has simple in structure, and cost is low, easy care, the advantage such as applicability is strong.The utility model of applying this easy care shear hinge is floating ballast bed, has overcome and has applied the problem that the existing floating ballast bed ubiquitous shear hinge of traditional middle-set-type shear hinge cannot maintain and replace, and economical and practical, market application foreground is very wide.Adopted the utility model of this easy care middle-set-type shear hinge floating ballast bed, can realize shearing resistance plug is taken out and carries out maintain and replace, very convenient.It is to be noted, owing to safeguarding in cover and being provided with stage clip in part technical scheme in the utility model, in the process of taking-up shearing resistance plug, due to shearing resistance plug exit guiding contact sleeve process in stage clip by shearing resistance plug, compressed, after floating plate is sling, stage clip earth pressure release, shearing resistance plug can eject or part ejects maintenance cover, therefore in maintenance process, must protect or note dodging, to avoid danger.In addition, above-described embodiment is only for the utility model know-why is described better, and some of them technical scheme also can cross-reference, as long as based on know-why described in the utility model, among the protection domain all requiring at the utility model.
Claims (8)
1. an easy care middle-set-type shear hinge, comprise shearing resistance plug and guiding contact sleeve, insert in guiding contact sleeve one end of shearing resistance plug, characterized by further comprising and safeguard cover, the other end of shearing resistance plug inserts to be safeguarded in cover, safeguards that at least one of them is also provided with location mobile device for cover and guiding contact sleeve.
2. easy care middle-set-type shear hinge according to claim 1, it is characterized in that location mobile device is to safeguard the extension spring and the pressure chamber that in cover, arrange, and the pressure regulation tube being communicated with pressure chamber, extension spring is arranged in pressure chamber, the external part of pressure regulation tube arranges switch valve, between shearing resistance plug and maintenance cover, hermetically-sealed construction is set.
3. easy care middle-set-type shear hinge according to claim 2, is characterized in that hermetically-sealed construction is shearing resistance plug and safeguards the potted component arranging between cover, or is arranged on the piston of safeguarding in cover.
4. easy care middle-set-type shear hinge according to claim 1, it is characterized in that location mobile device comprises container cavity and the interior stage clip arranging of container cavity of safeguarding setting in cover, and safeguard and overlap the pull rope that interior shearing resistance mandrel tip is fixedly installed, safeguard the outside guide wire communicating with it that also arranges of cover, pull rope passes from guide wire.
5. easy care middle-set-type shear hinge according to claim 1, it is characterized in that location mobile device comprises container cavity and the interior stage clip arranging of container cavity of safeguarding setting in cover, and the pressure chamber arranging in guiding contact sleeve and the pressure regulation tube being communicated with pressure chamber, the external part of pressure regulation tube arranges switch valve, between shearing resistance plug and guiding contact sleeve, hermetically-sealed construction is set.
6. easy care middle-set-type shear hinge according to claim 5, is characterized in that hermetically-sealed construction is the potted component arranging between shearing resistance plug and guiding contact sleeve, or/and be arranged on the piston in guiding contact sleeve.
7. easy care middle-set-type shear hinge according to claim 1, it is characterized in that location mobile device comprises container cavity and the interior stage clip arranging of container cavity of safeguarding setting in cover, and hydraulic jack and hydraulic tube or Pneumatic jack and the pneumatic tube of setting in guiding contact sleeve.
8. easy care middle-set-type shear hinge according to claim 1, it is characterized in that location mobile device comprise safeguard in cover or guiding contact sleeve in the container cavity that arranges, and the pull rope that is fixedly installed of shearing resistance plug two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320149800.0U CN203583291U (en) | 2013-03-29 | 2013-03-29 | Easy-maintenance central shear hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320149800.0U CN203583291U (en) | 2013-03-29 | 2013-03-29 | Easy-maintenance central shear hinge |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320512894.3U Division CN204385566U (en) | 2013-03-29 | 2013-03-29 | Floating ballast bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203583291U true CN203583291U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320149800.0U Expired - Lifetime CN203583291U (en) | 2013-03-29 | 2013-03-29 | Easy-maintenance central shear hinge |
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| Country | Link |
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| CN (1) | CN203583291U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243618A (en) * | 2013-03-29 | 2013-08-14 | 隔而固(青岛)振动控制有限公司 | Easy-maintenance central shear hinge and application thereof |
| CN108086061A (en) * | 2017-12-28 | 2018-05-29 | 北京交通大学 | A kind of position limiting structure of non-fragment orbit |
| CN108755283A (en) * | 2018-06-14 | 2018-11-06 | 宋会茹 | A kind of fragment-free track slab connector and non-fragment orbit |
| CN110670425A (en) * | 2019-09-25 | 2020-01-10 | 北京九州一轨隔振技术有限公司 | Plate end connecting device and rail structure |
| CN111535082A (en) * | 2020-05-09 | 2020-08-14 | 上海工程技术大学 | Multidirectional hydraulic vibration reduction dynamic vibration absorber structure of steel rail |
| CN112211039A (en) * | 2020-11-11 | 2021-01-12 | 中南大学 | Combined shear hinge device for floating slab track |
| CN114277618A (en) * | 2020-12-04 | 2022-04-05 | 安境迩（上海）科技有限公司 | Built-in replaceable shear hinge device and mounting and replacing method |
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2013
- 2013-03-29 CN CN201320149800.0U patent/CN203583291U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243618A (en) * | 2013-03-29 | 2013-08-14 | 隔而固(青岛)振动控制有限公司 | Easy-maintenance central shear hinge and application thereof |
| CN103243618B (en) * | 2013-03-29 | 2016-03-16 | 隔而固(青岛)振动控制有限公司 | Easy-maintenance central shear hinge and application thereof |
| CN108086061A (en) * | 2017-12-28 | 2018-05-29 | 北京交通大学 | A kind of position limiting structure of non-fragment orbit |
| CN108086061B (en) * | 2017-12-28 | 2023-12-22 | 北京交通大学 | Limiting structure of ballastless track |
| CN108755283A (en) * | 2018-06-14 | 2018-11-06 | 宋会茹 | A kind of fragment-free track slab connector and non-fragment orbit |
| CN108755283B (en) * | 2018-06-14 | 2019-06-11 | 台州大华铁路材料有限公司 | A kind of fragment-free track slab connector and non-fragment orbit |
| CN110670425A (en) * | 2019-09-25 | 2020-01-10 | 北京九州一轨隔振技术有限公司 | Plate end connecting device and rail structure |
| CN111535082A (en) * | 2020-05-09 | 2020-08-14 | 上海工程技术大学 | Multidirectional hydraulic vibration reduction dynamic vibration absorber structure of steel rail |
| CN112211039A (en) * | 2020-11-11 | 2021-01-12 | 中南大学 | Combined shear hinge device for floating slab track |
| CN112211039B (en) * | 2020-11-11 | 2021-06-08 | 中南大学 | Combined shear hinge device for floating slab track |
| CN114277618A (en) * | 2020-12-04 | 2022-04-05 | 安境迩（上海）科技有限公司 | Built-in replaceable shear hinge device and mounting and replacing method |
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