A kind of municipal bridge expanssion joint cladding system easy for installation
Technical field
The present invention relates to bridge field, be specially a kind of municipal bridge expanssion joint cladding system easy for installation.
Background technology
The road surface of bridge is often provided with expansion joint, in order to provide the allowance expanded with heat and contract with cold. For traffic safety and the serviceability safeguarding bridge pavement, generally require and this expansion joint is carried out elastomeric objects filling or covering. Known mode is to adopt the materials such as gum elastic to carry out covering or clogging. But, the installation of this elastic rubber material needs the matrix of road pavement to carry out the reprocessing such as surface cutting, in order to install described elastomeric material in place. And this easily causes and produces these working positions when driving to damage and then damage road surface matrix. And the installation and removal for this elastomeric material are also required to expend a large amount of manpower and time cost.
Summary of the invention
It is an object of the invention to provide a kind of municipal bridge expanssion joint cladding system easy for installation, it can overcome defect of the prior art.
Municipal bridge expanssion joint cladding system easy for installation according to the present invention, for the road surface place of bridge expanssion joint is covered, including the rubber body flushed with the level height of bridge pavement, it is positioned at the supporter within described rubber body, and can towards and away from mobile and that structure is symmetrical two extension support members in described supporter, wherein, said two extend in support member each include can level is slided in the chute of described supporter horizontal extension head, the vertical extension connected with described horizontal extension head and the support arm connecting with the lower end of described vertical extension and extending towards adjacent bridge structure body, wherein, said two extends the end of support member and is provided with the support plate in order to abut with described adjacent bridge structure body, the end face of described support plate is provided with the shear pin being inserted in the shearing hole being arranged on described adjacent bridge structure body, wherein, the vertical extension of two extended in support member is fixedly installed disengagable lock hook, another vertical extension is fixedly installed the disengagable locking dop of correspondence, being provided with the action bars that cross section is ellipse between described disengagable lock hook and described disengagable locking dop, described action bars is rotatably supported in be fixed on the supporting bar being connected with described bridge structure body,Wherein, the gib head protuberance of described disengagable lock hook includes being connected with adjacent bridge structure body and downward-sloping upper flexible extension and described upper flexible extension are connected vertical extension and the lower end that is positioned at described vertical extension; Described disengagable locking dop includes connected with adjacent bridge structure body and acclivitous lower flexible extension, is positioned at the card head of described lower flexible extension end, when described disengagable lock hook is in mutual lock-out state with described disengagable locking dop, described gib head protuberance engages thus realizing linking locking with the adjacent surface of described card head, now, the oval major axis of the cross section of described action bars is horizontal direction; When the major axis that described action bars rotates the ellipse to cross section is vertical direction, the adjacent surface of described gib head protuberance and described card head departs from thus realizing unlocking, now, said two extension support member can make a described support plate be pressed on adjacent bridge structure body and make in the shearing hole that described shear pin is inserted into correspondence under the effect of the top pressure spring being located at therebetween; The arranged outside in described shearing hole has guiding surface, the end of described shear pin to be provided with described guiding surface to the importing inclined-plane coordinated, and described shear pin may utilize described importing inclined-plane and can the cooperation of guiding surface be successfully inserted in the shearing hole of correspondence; The support arm in left side is provided with telescopic chute, the support arm left end on right side is fixedly installed guide post, and described guide post extend in described telescopic chute, when said two extends support member relative motion, described guide post can play guide effect, makes operation more stable.
Pass through the present invention, can elastic back down and two support arm parts away from each other owing to being provided with, by coordinating with the supported hole on the side of matrix and can by place for the elastomeric material supporting at road surface place and flush with road surface by end card and the friction of matrix side. and this device is easily installed, reason is in that, it is before the mounting by being arranged on the sealed of hook part between two support arms and card head member, enable to two support arms and be in contraction state close to each other, therefore it is easy in the gap being successfully inserted between matrix, when described cladding system is fixed in place by needs, it is operated by the elliptic cross-section action bars with major axis shape, enable to described hook part and card head member disengages, thus the end of two support arms is pushed up press to matrix side to realize fixing by the elastic top opening force of elastic top pressure part. more importantly, when the described action bars with elliptic cross-section is in the contraction state vertical with described disengaged condition, by extruding or push said two support arm opposite to each other, said two support arm can close to each other and make described hook part and dop component elasticity deformation and be changed into locked state from disengaged condition thus described cladding system is converted to contraction state. this can carry out the conversion operation of this contraction state when transporting described cladding system manufacturing complete, it is also possible to takes when cladding system is removed by needs from flexible gap. this is have the arranging of respective guiding surface being engaged with each other time close to each other and realize by having the setting of the flexible rod portion tilted toward each other from respective arm and hook part and card head member automatically into the performance of locked state by pushing. and by arranging described action bars when being in described plumbness, it allows described hook part to move enough amounts to allow chain conjunction of described hook to disengage towards this action bars, and pushing said two support arm and be close to each other so that described action bars can servo-actuated or slave mode be followed freely rotatable to avoid interference with described sealed action when entering locked state. whole apparatus structure is simple, runs ingenious, it is possible to operate easily to realize installation and removal effect, thus saving time and the cost of labor of installation and removal, and uses reliable, stabilized structure.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the cladding system of the present invention, there is shown said two and extends the state that support member is sealed each other;
Fig. 2 illustrates that the cladding system in Fig. 1 is in released state, state when namely two extension support members are disconnected from each other; Now described cladding system is installed in place in bridge expanssion joint.
Fig. 3 is the concrete enlarged diagram of the disengagable lock hook in Fig. 1 and disengagable dop.
Detailed description of the invention
Below in conjunction with Fig. 1-3, the present invention is described in detail.
Municipal bridge expanssion joint cladding system a kind of easy for installation according to embodiment, for the road surface place of bridge expanssion joint is covered, including the rubber body 9 flushed with the level height of bridge pavement, it is positioned at the supporter 8 within described rubber body 9, and can towards and away from mobile and that structure is symmetrical two extension support members 7 in described supporter 8, wherein, said two extend in support member 7 each include can level is slided in the chute 81 of described supporter 8 horizontal extension head 721, the vertical extension 72 connected with described horizontal extension head 721 and the support arm 71 connecting with the lower end of described vertical extension 72 and extending towards adjacent bridge structure body, wherein, said two extends the end of support member 7 and is provided with the support plate 73 in order to abut with described adjacent bridge structure body, the end face of described support plate 73 is provided with the shear pin 731 being inserted in the shearing hole 31 being arranged on described adjacent bridge structure body, wherein, the vertical extension 72 of two extended in support member 7 is fixedly installed disengagable lock hook 79, another vertical extension 72 is fixedly installed the disengagable locking dop 78 of correspondence, being provided with the action bars 6 that cross section is ellipse between described disengagable lock hook 79 and described disengagable locking dop 78, described action bars 6 is rotatably supported in be fixed on the supporting bar 61 being connected with described bridge structure body, wherein, the gib head protuberance 793 of described disengagable lock hook 79 includes being connected with adjacent bridge structure body and downward-sloping upper flexible extension 791 and described upper flexible extension 791 are connected vertical extension 792 and the lower end that is positioned at described vertical extension 792, described disengagable locking dop 78 includes connected with adjacent bridge structure body and acclivitous lower flexible extension 781, is positioned at the card head 782 of described lower flexible extension 781 end, when described disengagable lock hook 79 is in mutual lock-out state with described disengagable locking dop 78, described gib head protuberance 793 engages thus realizing linking locking with the adjacent surface of described card head 782, now, the oval major axis of the cross section of described action bars 6 is horizontal direction, when the major axis that described action bars 6 rotates the ellipse to cross section is vertical direction, the adjacent surface of described gib head protuberance 793 and described card head 782 departs from thus realizing unlocking, now, said two extension support member 7 can make a described support plate 73 be pressed on adjacent bridge structure body and make in the shearing hole 31 that described shear pin 731 is inserted into correspondence under the effect of the top pressure spring 75 being located at therebetween, the arranged outside in described shearing hole 31 has guiding surface 33, the end of described shear pin 731 is provided with described guiding surface 33 to the importing inclined-plane 732 coordinated, and described shear pin 731 may utilize described importing inclined-plane 732 and can the cooperation of guiding surface 33 be successfully inserted in the shearing hole 31 of correspondence, the support arm 71 in left side is provided with telescopic chute 711, support arm 71 left end on right side is fixedly installed guide post 712, and described guide post 712 extend in described telescopic chute 711, when said two extends support member 7 relative motion, described guide post 712 can play guide effect, makes operation more stable.
Valuably, wherein, it is provided with sliding bevel portion 790 between described vertical extension 792 and described gib head protuberance 793, the outer upper place of described card head 782 is provided with the dop sliding bevel 780 of correspondence, when said two extends thrust that support member 7 is subject to making it close to each other and is recovered to lock-out state by released state, described sliding bevel portion 790 can be engaged so that with described corresponding dop sliding bevel 780 that described upper flexible extension 791, with described lower flexible extension 781, elastic deformation occurs, and then the adjacent surface of described gib head protuberance 793 and described card head 782 is re-engaged with to reenter lock-out state.
Can elastic back down and two support arm parts away from each other owing to being provided with, by coordinating with the supported hole on the side of matrix and can by place for the elastomeric material supporting at road surface place and flush with road surface by end card and the friction of matrix side. and this device is easily installed, reason is in that, it is before the mounting by being arranged on the sealed of hook part between two support arms and card head member, enable to two support arms and be in contraction state close to each other, therefore it is easy in the gap being successfully inserted between matrix, when described cladding system is fixed in place by needs, it is operated by the elliptic cross-section action bars with major axis shape, enable to described hook part and card head member disengages, thus the end of two support arms is pushed up press to matrix side to realize fixing by the elastic top opening force of elastic top pressure part. more importantly, when the described action bars with elliptic cross-section is in the contraction state vertical with described disengaged condition, by extruding or push said two support arm opposite to each other, said two support arm can close to each other and make described hook part and dop component elasticity deformation and be changed into locked state from disengaged condition thus described cladding system is converted to contraction state. this can carry out the conversion operation of this contraction state when transporting described cladding system manufacturing complete, it is also possible to takes when cladding system is removed by needs from flexible gap. this is have the arranging of respective guiding surface being engaged with each other time close to each other and realize by having the setting of the flexible rod portion tilted toward each other from respective arm and hook part and card head member automatically into the performance of locked state by pushing. and by arranging described action bars when being in described plumbness, it allows described hook part to move enough amounts to allow chain conjunction of described hook to disengage towards this action bars, and pushing said two support arm and be close to each other so that described action bars can servo-actuated or slave mode be followed freely rotatable to avoid interference with described sealed action when entering locked state.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.