CN110241718A - A kind of modularization modular expansion device - Google Patents
A kind of modularization modular expansion device Download PDFInfo
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- CN110241718A CN110241718A CN201910666735.0A CN201910666735A CN110241718A CN 110241718 A CN110241718 A CN 110241718A CN 201910666735 A CN201910666735 A CN 201910666735A CN 110241718 A CN110241718 A CN 110241718A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/062—Joints having intermediate beams
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Abstract
The invention discloses a kind of modularization modular expansion devices, there are at least two sections of telescopic units along lateral length, there is every section of telescopic unit at least one longitudinal direction joist and Duo Gen to be assemblied in the beam segments on longitudinal joist side by side, locking mechanism is provided between the correspondence beam segments of adjacent two sections of telescopic units, the locking mechanism is mainly made of sealed seat fixed on the sealed tongue and beam segments two that are slidably displaced in beam segments one, beam segments one are in telescopic unit one, beam segments two are in telescopic unit two, the sealed seat on sealed tongue and beam segments two in beam segments one is locked in together with " bolt keeper " formula, the sealed bolt pair of at least one is connected between the sealed tongue and sealed seat being locked in together.The present invention can make the composite entity that high quality is effectively and reliably sequentially formed between each adjacent two sections of telescopic units；It in failure, is handled convenient for the maintenance of current failure telescopic unit high efficiency, low difficulty, Breakdown Maintenance processing is easily easy, is at low cost.
Description
Technical field
The present invention relates to modulus bridge expansion device, specifically a kind of modular modulus bridge expansion device.
Background technique
Modulus bridge expansion device (referred to as " modular expansion device ") is the beam-ends for being arranged in bridge, the heat to bridge
The engineering construction that swollen shrinkage shields.
Modular expansion device is mainly by more branch support beams of longitudinal arrangement (corresponding to the length direction of bridge, similarly hereinafter)
(that is, longitudinal joist), activity are assemblied in the supporting box at every branch support beam both ends, with laterally (the width side corresponding to bridge
To similarly hereinafter) arrangement mode activity is assemblied in more central sills (one kind i.e. in crossbeam) in each branch support beam, with laterally arrangement side
Formula fixing assembling on each supporting box in two sides side bar (i.e. another kind of in crossbeam), be assemblied between side bar and central sill and fill
Assigned in the multiple elastic displacement components and the composition such as necessary water proof rubber component between two central sills.The flexible dress of modulus type
The working principle set is, when bridge generates shrinkage phenomenon, to be assemblied between side bar and central sill and be assemblied between two central sills
Multiple elastic displacement components generate stretcher strain respectively so that between the side bar and central sill in telescopic device, Yi Jixiang
Gap between adjacent central sill becomes larger, arrangement symmetry and stress consistency based on multiple elastic displacement components, it is ensured that
Active force between side bar and central sill and between adjacent central sill reaches unanimity, and then keeps each gap in telescopic device all equal
It is even consistent；When bridge generates swelling, multiple bullets for being assemblied between side bar and central sill and be assemblied between two central sills
Property displacement component generates contraction distortion respectively so that between the side bar and central sill in telescopic device and adjacent central sill it
Between gap become smaller, arrangement symmetry and stress consistency based on multiple elastic displacement components, it is ensured that side bar in
Active force between beam and between adjacent central sill reaches unanimity, and then makes each gap all uniformities in telescopic device.
Common modular expansion device is the overall structure such as above-mentioned structure composition, and design and manufacture are according to bridge
Longitudinal extension deformation gap and transverse width and integrally realize.However, military service process of the modular expansion device on bridge
In, many factors by various environmental changes and load change are influenced, it may occur that the failures such as breakage, especially between crossbeam and
The failures such as breakage, large-scale modulus of such phenomenon in Large Span Bridges most easily occur for the assembling structure between crossbeam and longitudinal joist
The most prominent in formula telescopic device, the modular expansion device of failure carries out the maintenance processing such as replacing.Due to existing modulus
Formula telescopic device is monolithic devices structure, and the operation process of the maintenances processing such as replacement is necessarily required on bridge to the flexible dress of modulus type
The whole progress set, this just includes unbroken part, this obviously will increase the technical difficulty and workload of maintenance processing, and
The working efficiency of maintenance processing can be reduced, increase the operating cost of maintenance processing.
Chinese patent literature discloses entitled " modular telescopic device " (Publication No. CN 203654167, publication date
On 06 18th, 2014) technology, disclose modular expansion device in the technology in its lateral length direction upper module,
To which by adjacent two pieces of modular expansion device modules, sequentially docking group is integral, to solve the flexible dress of above-mentioned monolithic devices modulus type
Set after a failure maintenance processing in the presence of the technical issues of.Although the technology compares above-mentioned monolithic devices modular expansion device
For, maintenance handles existing technical problem after substantially improving failure, and still, adjacent two pieces of modulus types of the technology are flexible
The sequentially docking of apparatus module is realized by " finger-joint type " docking structure composed between corresponding beam segments, assembling pair
It connects and disassembles " finger-joint type " the docking structure two sides that separation is required between corresponding beam segments and carry out operation, the working space is non-
Often narrow, this especially becomes apparent modular expansion device when being in contraction state because of expansion in bridge, narrow
The operation that the two sides of " finger-joint type " docking structure are locked or loosened in operating space, big, efficiency that there are operation difficulties
Low technical problem, what is even worse is that being difficult to ensure locking quality when assembling docking, there are security risks.
Summary of the invention
Technical purpose of the invention is: in view of the above shortcomings of the prior art, provide it is a kind of it is modular, convenient for high-quality
Amount assembling is docked, convenient for the modular expansion device of Breakdown Maintenance processing.
Technical purpose of the invention is achieved through the following technical solutions: a kind of modularization modular expansion device, the mould
Numerical expression telescopic device has at least two sections of telescopic units along lateral length, and every section of telescopic unit has at least one longitudinal direction joist
The beam segments being assemblied on longitudinal joist side by side with more, the correspondence of adjacent two sections of telescopic units of the modular expansion device
It is provided with locking mechanism between beam segments, the main sealed tongue and crossbeam by being slidably displaced in beam segments one of the locking mechanism
Fixed sealed seat composition in section two, the beam segments one are one of the beam segments in telescopic unit one, and the beam segments two are
One of beam segments in telescopic unit two, the sealed seat on sealed tongue and the beam segments two in the beam segments one is " to insert
At least one is connected between the sealed tongue and the sealed seat that pin keeper " mode is locked in together, and is locked in together
Sealed bolt pair.
One of preferably, the locking mechanism has the guide chute for the sealed tongue slide displacement, described
Guide chute is molded in the beam segments one along the length direction of the beam segments one.
One of preferably, it is provided between the sealed tongue and the beam segments one of the locking mechanism to being locked to
The line-locked bolt penetration hole of sealed tonguing of position, the sealed tongue is in the spiral shell under sealed state in place, on the sealed tongue
Bolt perforation and the bolt penetration hole in the beam segments one are in one-to-one relationship in the axial direction, are in the axial direction in one-to-one spiral shell
Positioning bolt is coated in bolt perforation.Further, the sealed tongue of the locking mechanism is T-type structure, in the sealed tongue
Between protrusion be used as the perforation for forming sealed bolt pair, the sealed tongue be used as using intermediate projections as a side on boundary be inserted into it is sealed
The sealed mouth of seat, other side position are used as the perforation of molding positioning bolt；Corresponding, the sealed seat of the locking mechanism is
L-type structure, the large end face root of the sealed seat heals up as formed lock, middle part is used as the perforation for forming sealed bolt pair, institute
Each sealed bolt pair perforation sealed bolt pair perforation corresponding on the sealed tongue on sealed seat is stated in the axial direction in one by one
Corresponding relationship.
One of preferably, the locking mechanism is molded over the bottom of the correspondence beam segments of adjacent two sections of telescopic units
Face.Further, locking mechanism is respectively arranged between each one-to-one correspondence beam segments of adjacent two sections of telescopic units.
One of preferably, positioning pin machine is provided between the correspondence beam segments of adjacent two sections of telescopic units
Structure, the dowel mechanism is mainly by corresponding to molding pin hole respectively on the docking end face of beam segments one and beam segments two with axial
Section one and pin hole section two form, and are equipped with to pop up by pop-up elastic element in the pin hole section one and protrude into the pin hole
Positioning pin in section two, the beam segments one and the beam segments two are faced after being connected together by butt end, the positioning pin
Both ends be respectively protruding into the pin hole section one and the pin hole section two.Further, being equipped in the pin hole section two can
The both ends of the positioning pin are made to be respectively protruding into the balance elastic element in the pin hole section one and the pin hole section two.The positioning
Pin is pyramidal structure as the end for protruding into the pin hole section two.Each one-to-one correspondence beam segments of adjacent two sections of telescopic units
Between be respectively arranged with dowel mechanism.
The method have the benefit that:
1. modular expansion device is divided into mutually independent Multi-section telescopic unit along lateral length direction by the present invention, adjacent
With the closing component structure of " bolt keeper " formula between the correspondence beam segments of two sections of telescopic units, even if entire modular expansion device
Modularization；The present invention effectively and reliably can sequentially form high quality between each adjacent two sections of telescopic units when assembling docking
Composite entity, will not there are security risks due to assembling docking intensity difference, reliability are low, to be adapted to the flexible need of bridge
It wants；The present invention is during the military service on bridge, if the failures such as breakage occur for a certain telescopic unit, only needing will current event
Closing component structure between the telescopic unit and adjacent expansion unit of barrier releases, in order to current failure telescopic unit high efficiency,
The Breakdown Maintenance of low difficulty is handled, and the telescopic unit of remaining non-failure remains stationary, so that at Breakdown Maintenance of the invention
Reason is easily easy, at low cost；
2. the sealed tongue of locking mechanism of the present invention in corresponding beam segments with the slide displacement assembling structure of guide chute, favorably
Stabilization, reliable molding in " bolt keeper " formula closing component structure, are conducive to reliability that is sealed, releasing and convenience；
3. the positioning and locking structure between the sealed tongue of locking mechanism of the present invention and corresponding beam segments, can ensure locking mechanism
Sealed stability；
4. the sealed tongue of the T-type of locking mechanism of the present invention and the sealed seat fit structure of L-type also can convenient for operation that is sealed, releasing
Locking mechanism after both enough guarantees are sealed is easily realized；
5. locking mechanism of the present invention in the arragement construction of the correspondence beam segments bottom surface of adjacent two sections of telescopic units, is conducive to effectively
Sealed, release operation technical difficulty is reduced, especially in the case where telescopic unit is in contraction state；
6. structure is respectively set between each one-to-one correspondence beam segments of adjacent two sections of telescopic units in locking mechanism of the present invention,
Be conducive to ensure that sealed quality is docked in the assembling of adjacent two sections of telescopic units, it is ensured that the flexible dress of integral modulus type is docked in assembling
Setting safely and steadly to be on active service；
7. being provided with dowel mechanism between the correspondence beam segments of adjacent two sections of telescopic units of the invention, can either have with this
It imitates and is corresponded between each corresponding beam segments for ensuring adjacent two sections of telescopic units, it is sealed to be conducive to corresponding " bolt keeper " formula
Structure effectively, Dock With Precision Position, can also effectively improve between the correspondence beam segments of adjacent two sections of telescopic units assembling docking matter
Amount；
8. the balance elastic element of dowel mechanism of the present invention can cooperate pop-up elastic element, positioning pin is reliably embedded in
Between two sections of corresponding beam segments, playing positioning pin, stable, be reliably located by connecting function.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention, can be seen that modular expansion device in figure and has along lateral length
There are three sections of telescopic units, there are each section of telescopic unit two longitudinal joists and Duo Gen to be assemblied in the crossbeam on longitudinal joist side by side
Section, this three sections of telescopic units are successively docked along lateral length direction to be combined.
Fig. 2 is one schematic diagram of state that each telescopic unit successively assembles in Fig. 1, can be seen that the flexible dress of modulus type in figure
Setting has three sections of telescopic units along lateral length, and there are each section of telescopic unit two longitudinal joists and Duo Gen to be assemblied in side by side
Beam segments on longitudinal joist, this three sections of telescopic units are successively docked along lateral length direction to be combined.
Fig. 3 is two schematic diagram of state that each telescopic unit successively assembles in Fig. 1, can be seen that the flexible dress of modulus type in figure
Setting has three sections of telescopic units along lateral length, and there are each section of telescopic unit two longitudinal joists and Duo Gen to be assemblied in side by side
Beam segments on longitudinal joist, this three sections of telescopic units are successively docked along lateral length direction to be combined.
Fig. 4 is the original state schematic diagram docked between the correspondence beam segments of adjacent expansion unit in Fig. 1, Fig. 2 and Fig. 3
(cross-sectional view), as can be seen that having between the correspondence beam segments one and beam segments two of adjacent expansion unit mainly by sealed in figure
" bolt keeper " formula locking mechanism of seat and sealed tongue composition, meanwhile, the correspondence beam segments one and beam segments of adjacent expansion unit
There is the dowel mechanism being mainly made of pin hole section one, pin hole section two and positioning pin between two；The sealed seat of locking mechanism is L
Type structure, sealed seat are fixed on the bottom surface of beam segments two, and the large end face of sealed seat is used as corresponding sealed tongue, the large end face of sealed seat
There is sealed mouth between root and beam segments two, the perforation for forming sealed bolt pair is used as in the middle part of the large end face of sealed seat, it is sealed
The sealed tongue of mechanism is T-type structure, and sealed tongue is assemblied in the bottom surface of beam segments one, the intermediate projections of sealed tongue by guide chute
As the perforation for forming sealed bolt pair, sealed tongue using intermediate projections as a side on boundary correspond to sealed seat sealed mouth,
Other side position forms the perforation of positioning bolt；Pop-up elastic element and taper are equipped in the pin hole section one of dowel mechanism
The positioning pin of structure is equipped with equilibrium bomb element in pin hole section two.
Fig. 5 is that Fig. 4 looks up status diagram, in figure as can be seen that each one-to-one correspondence cross of adjacent two sections of telescopic units
The locking mechanism being respectively arranged between beam section under discrete state.
Fig. 6 is the lock state schematic diagram docked between the correspondence beam segments of adjacent expansion unit in Fig. 1, Fig. 2 and Fig. 3
(cross-sectional view), as can be seen that having between the correspondence beam segments one and beam segments two of adjacent expansion unit mainly by sealed in figure
" bolt keeper " formula locking mechanism of seat and sealed tongue composition, between the correspondence beam segments one and beam segments two of adjacent expansion unit
With the dowel mechanism being mainly made of pin hole section one, pin hole section two and positioning pin；When locking mechanism is locked in together, by locking
It closes the clamping screw pair installed between seat and sealed tongue to secure the two together, sealed tongue is fixed on corresponding by positioning bolt
In beam segments one；The positioning pin both ends of dowel mechanism are respectively protruding into pin hole section one and pin hole section two, and the middle part of positioning pin is right
It should be abutted in the pop-up elastic element in the docking end face of beam segments one and beam segments two, positioning pin one end and pin hole section one, is another
One end is abutted with the balance elastic element in pin hole section two.
Fig. 7 is that Fig. 6 looks up status diagram, in figure as can be seen that each one-to-one correspondence cross of adjacent two sections of telescopic units
The locking mechanism in locked state is respectively arranged between beam section.
Code name meaning in figure: 1-telescopic unit one；11-longitudinal joists one；12-beam segments one；2-telescopic units two；
21-longitudinal joists two；22-beam segments two；3-locking mechanisms；31-guide chutes；32-sealed tongues；33-sealed seats；
34-sealed mouths；35-sealed bolt pairs；36-positioning bolts；4-dowel mechanisms；41-pin hole sections one；42-pop-up bullets
Property element；43-pin hole sections two；44-balance elastic elements；45-positioning pins；5-end carriages.
Specific embodiment
The present invention relates to modulus bridge expansion device, specifically a kind of modular modulus bridge expansion device, under
Face is described in detail agent technology content of the invention with multiple embodiments.Wherein, embodiment 1 combines Figure of description-
I.e. Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 clearly and detailedly illustrate technical solution of the present invention content, though other embodiments
Do not draw attached drawing individually, but its main structure still can refer to the attached drawing of embodiment 1.
Herein it should be strongly noted that attached drawing of the invention is schematically, for technology mesh clearly of the invention
Have been simplified for unnecessary details, contribute to the technical solution of the prior art to avoid the present invention has been obscured.
Embodiment 1
Shown in referring to figure 1, figure 2 and figure 3, the present invention has three sections of telescopic units along lateral length, this three sections of telescopic units
Sequentially docking length exactly corresponds to design requirement modular expansion device length at the end carriage 5 on bridge.Each section flexible single
The structure of member and the structure of conventional modular expansion device are no different substantially, and maximum difference is that lateral length is shorter than whole pattern
The lateral length of numerical expression telescopic device.Specifically, telescopic unit 1 is mainly by the two of longitudinal arrangement by taking telescopic unit 1 as an example
Root longitudinal direction joist 1, activity are assemblied in the supporting box at every one 11 both ends of longitudinal joist, with lateral arrangement mode activity dress
Wherein assigned in more one 12(of beam segments on each longitudinal joist 1, the cross for being in two sides and being connected with corresponding supporting box
Beam section is side bar, and the beam segments between the side bar of two sides are central sill, and the present invention is not related to the difference structure of central sill and side bar, thus unites
One is referred to as beam segments, does not distinguish), multiple elastic displacement components for being assemblied between each beam segments 1 and necessary
The composition such as water proof rubber component；Telescopic unit 22 is adjacent in the sequence of docking structure with telescopic unit 1, telescopic unit 22
Main structure such as aforementioned telescopic unit 1, have and filled side by side by the two longitudinal joists 2 21 and Duo Gen of aforementioned structure
Assigned in the beam segments 2 22 on longitudinal joist 2 21, do not repeat specifically.
It should be strongly noted that it is of the present invention and telescopic unit 1, telescopic unit 22 not refer in particular to be modulus
The specific telescopic unit of which section in formula telescopic device modularization, but it is flexible for two sections of arbitrary neighborhood in docking structure single
The differentiation of member can just have the technical solution for contributing to the prior art convenient for following present invention to explain, explanation in this way.In following the description
In, the docking structure of above-mentioned telescopic unit 1 and telescopic unit 22 as adjacent two sections of telescopic units is made emphatically
It is bright, as the present invention other adjacent two sections of telescopic units (i.e. telescopic units 22 and remaining that section flexible list for not marking differentiation
Member) docking structure it is identical it, do not repeat separately.
Referring to fig. 4 and shown in Fig. 5, set respectively between telescopic unit 1 and each one-to-one correspondence beam segments of telescopic unit 22
It is equipped with locking mechanism 3, each closing component structure 3 is arranged in the bottom surface of corresponding beam segments, now makees by taking one of locking mechanism 3 as an example
It is described in detail, each locking mechanism 3 corresponded between beam segments is identical, does not repeat.
Locking mechanism 3 is mainly assembled by the sealed tongue 32 and 2 22 bottom surface of beam segments of the assembly of one 12 bottom surface of beam segments sealed
Seat 33 forms.Wherein, beam segments 1 are one of the beam segments in telescopic unit 1, and beam segments 2 22 are in telescopic unit 22
One of beam segments, and beam segments 1 and beam segments 2 22 are in the docking structure of telescopic unit 1 and telescopic unit 22
In lateral corresponding relationship.
The sealed tongue 32 of locking mechanism 3 is T-type structure.Sealed tongue 32 is matched with its top side plan and the bottom surface of beam segments 1
It closes.The bottom surface intermediate projections position of sealed tongue 32 is used as the bolt penetration hole that molding is installed for more sealed bolt pairs 35, sealed tongue
32 are used as the sealed mouth 34 for being inserted into sealed seat 33 by a side (position corresponding to docking end) on boundary of intermediate projections.Before
State sealed tongue 32 by guide chute 31 with can linear slide displacement Standard in the bottom surface of beam segments 1, the guiding is sliding
Slot 31 is molded over the docking end of one 12 bottom surface of beam segments along the length direction of beam segments 1.Aforementioned guide chute 31
Structure type can be diversified, and usual various conventional straight structures can be applicable in, but it finally needs to guarantee
The sealed tongue 32 of assembly thereon can be realized linear slide displacement.
The sealed seat 33 of locking mechanism 3 is the L-type structure of back-off.Sealed seat 33 is fixedly connected on crossbeam with its top side plan
The docking end of 2 22 bottom surfaces of section, the flanging of sealed seat 33 is downwards and the large end face as sealed seat 33.Sealed seat 33 it is big
End face root is used as formed lock and heals up 34, and the contour structure of sealed mouth 34 is matched with the corresponding position of above-mentioned sealed tongue 32；It is sealed
It is used as the bolt penetration hole that molding is installed for more sealed bolt pairs 35 in the middle part of the large end face of seat 33, supplies each sealed spiral shell on sealed seat 33
The bolt penetration hole that bolt pair 35 installs is in one by one with the bolt penetration hole installed on sealed tongue 32 for each sealed bolt pair 35 in the axial direction
Corresponding relationship.
When telescopic unit 1 and telescopic unit 22, which need to assemble, to be docking together, beam segments 1 and beam segments 2 22
Docking end face be docking together in the longitudinal direction, at this time they dock ends sealed tongue 32 and sealed seat 33 in straight line
It is in corresponding relationship on direction of displacement.Linear slide is displaced sealed tongue 32 in the guide chute 31 in beam segments 1, makes sealed
The sealed position of tongue 32 is just inserted into the sealed mouth 34 of sealed seat 33 and is limited by 33 pairs of sealed tongues 32 of sealed seat, beam segments
The sealed seat 33 on sealed tongue 32 and beam segments 2 22 on one 12 is locked in together in a manner of " bolt keeper "；At this point, sealed
The perforation for supplying each sealed bolt pair 35 to install on seat 33 is with the perforation for supplying each sealed bolt pair 35 to install on sealed tongue 32 in axial direction
Upper is in one-to-one relationship, penetrates sealed bolt pair 35 in one-to-one bolt penetration hole between, passes through each sealed spiral shell
Bolt pair 35 locks sealed tongue 32 on sealed seat 33, prevents it from exiting, that is, the sealed tongue 32 and sealed seat 33 being locked in together it
Between be connected with more sealed bolt pairs 35, so easily, efficiently realize the lateral docking of beam segments 1 and beam segments 2 22.
In above-mentioned closing component structure, sealed tongue 32 depends on the connective stability between sealed seat 33 and beam segments 1
Limit of the guide chute 31 to sealed tongue 32, this may require that the bearing strength of guide chute 31 is higher, in order to guide chute 31
Bearing strength make supplement, it should rigid connection will be done between sealed sealed tongue 32 and beam segments 1 in place.Therefore,
There is the bolt penetration hole installed for more positioning bolts 36, these wear for positioning bolt 36 on the sealed tongue 32 of above-mentioned T-type structure
The bolt penetration hole of dress is in sealed tongue 32 using intermediate projections as the other side position (i.e. opposite to each other in the position of docking end) on boundary, lock
Tongue 32 is closed to need the positioning bolt 36 being installed on sealed tongue 32 being connected to beam segments in the positioning and locking in beam segments 1
On one 12.It is corresponding, it is also equipped with the bolt penetration hole installed for more positioning bolts 36 in beam segments 1, is based on sealed tongue
The 32 slide displacement assembling structure in beam segments 1, then in beam segments 1, install for more positioning bolts 36
Bolt penetration hole should be corresponding with bolt penetration hole on sealed sealed tongue 32 in place, installing for more positioning bolts 36, i.e., horizontal
It is provided between beam section 1 and sealed sealed tongue 32 in place into line-locked bolt penetration hole, when sealed tongue 32 is in sealed
In place under state, the positioning bolt perforation on sealed tongue 32 is with the positioning bolt perforation in beam segments 1 in the axial direction in one by one
Corresponding relationship will by each positioning bolt 36 in the axial direction in positioning bolt 36 is coated in the perforation of one-to-one positioning bolt
Sealed sealed tongue 32 in place is locked in beam segments 1.
In order to enhance the docking intensity of the assembling between telescopic unit 1 and telescopic unit 22, be also conducive to above-mentioned flexible list
Each locking mechanism 3 between member 1 and telescopic unit 22 to just sealed, above-mentioned telescopic unit 1 and telescopic unit 22 it is each
Between one-to-one correspondence beam segments other than the locking mechanism 3 for being respectively provided with above structure, also it is arranged on their docking end face
There is dowel mechanism 4.Referring to shown in Fig. 6 and Fig. 7, i.e., each one-to-one correspondence beam segments of telescopic unit 1 and telescopic unit 22 it
Between be respectively arranged with dowel mechanism 4, each dowel mechanism 4 is molded on the docking end face of corresponding beam segments, now with wherein
It elaborates for one dowel mechanism 4, each dowel mechanism 4 corresponded between beam segments is identical, does not repeat.
Dowel mechanism 4 is mainly by corresponding to molding respectively on the docking end face of beam segments 1 and beam segments 2 22 with axial
Pin hole section 1 and pin hole section 2 43 form.As described above, beam segments 1 are the beam segments in telescopic unit 1
One of, beam segments 2 22 are one of the beam segments in telescopic unit 22, and beam segments 1 and beam segments 2 22 are in telescopic unit
1 and telescopic unit 22 docking structure in lateral corresponding relationship.
Beam segments 1 dock the pin hole section 1 on end face and are used as buried positioning pin 45, thus pin hole section before docking
One 41 form depth needs to be greater than the form depth for the pin hole section 2 41 that beam segments 2 22 are docked on end face.In pin hole section 1
It is usually helical spring by pop-up elastic element 42(, it is also preferred that helical spring) it is equipped with positioning pin 45, in pin hole section 2 43
Being equipped with balance elastic element 44(is usually helical spring, it is also preferred that helical spring).
When beam segments 1 are laterally docked with beam segments 2 22, positioning pin 45 is inserted into pin hole section 1 and in crossbeam
The docking end face extruding force of section 2 22 is buried as in pin hole section 1.When beam segments 1 are laterally docked in place with beam segments 2 22
When, the pin hole section 1 that beam segments 1 are docked on end face docks the pin hole section 2 43 on end face with beam segments 2 22 in the axial direction
In corresponding relationship, at this point, the pop-up elastic element 42 in pin hole section 1 discharges accumulation of energy, positioning pin 45 is made to pop up and protrude into pin hole
In section 2 43；In the case where the balance elastic element 44 in pin hole section 2 43 acts on, the both ends of positioning pin 45 are respectively protruding into pin hole section one
41 and pin hole section 2 43 in, positioning pin 45 is corresponding in the docking endface of beam segments 1 and beam segments 2 22 with its middle part, real
Now to the butt junction location of beam segments 1 and beam segments 2 22.Certainly, in order to prevent 45 pop-pin hole section 1 of positioning pin and into
Card resistance phenomenon occurs when entering pin hole section 2 43, it is desirable to which positioning pin 45 is used as the end for protruding into pin hole section 2 43 with taper knot
Composition type.
Above is the assembling docking structure between the modular adjacent two sections of telescopic units of the present invention, they each adjacent
Section telescopic unit is assembled with this to composite entity is connected in, can be on active service between the end carriage 5 of bridge.When certain during military service
When one telescopic unit breakage failure, such as one 1 breakage failure of telescopic unit, then one 1 He of telescopic unit is released by reverse operating
The locked state of each locking mechanism 3 between telescopic unit 22, and telescopic unit 1 and telescopic unit are released with cutting mode
Each dowel mechanism 4 between 22 realizes dismountable state of the telescopic unit 1 in entire modular expansion device, so as to
Telescopic unit 1 can be detachable on end carriage 5.
Embodiment 2
The present invention has four sections of telescopic units along lateral length, and the sequentially docking length of this four sections of telescopic units exactly corresponds to
Design requirement modular expansion device length at end carriage on bridge.The structure of each section of telescopic unit and conventional modulus type are flexible
The structure of device is no different substantially, and maximum difference is that lateral length is shorter than the lateral length of monolithic devices modular expansion device.
Specifically, telescopic unit one is mainly assemblied in by a longitudinal joist one of longitudinal arrangement, activity vertical by taking telescopic unit one as an example
More one (its of beam segments being assemblied in the supporting box at one both ends of joist, with lateral arrangement mode activity on longitudinal joist one
In, it being in two sides and the beam segments being connected with corresponding supporting box is side bar, the beam segments between the side bar of two sides are central sill, this
Invention is not related to the difference structure of central sill and side bar, thus referred to as beam segments, does not distinguish), be assemblied in each beam segments
The composition such as multiple elastic displacement components and necessary water proof rubber component between one；Telescopic unit two and telescopic unit one
Adjacent in the sequence of docking structure, the main structure of telescopic unit two has such as aforementioned telescopic unit one and presses aforementioned knot
Longitudinal joist two of structure and the more beam segments two being assemblied on longitudinal joist two side by side, do not repeat specifically.
It should be strongly noted that it is of the present invention and telescopic unit one, telescopic unit two not refer in particular to be modulus type
The specific telescopic unit of which section in telescopic device modularization, but for two sections of telescopic units of arbitrary neighborhood in docking structure
Differentiation, can just have in this way convenient for following present invention contribute to the prior art technical solution explain, explanation.In following the description
In, it makes an explanation to the docking structure of above-mentioned telescopic unit one and telescopic unit two as adjacent two sections of telescopic units emphatically,
As for the other adjacent two sections of telescopic units of the present invention docking structure it is identical it, do not repeat separately.
Locking mechanism, Mei Gesuo are respectively arranged between telescopic unit one and each one-to-one correspondence beam segments of telescopic unit two
The bottom surface that structure is arranged in corresponding beam segments is closed, is now elaborated by taking one of locking mechanism as an example, it is each to correspond cross
Locking mechanism between beam section is identical, does not repeat.
Locking mechanism is mainly made of the sealed seat of the sealed tongue of one bottom surface of beam segments assembly and the assembly of two bottom surface of beam segments.
Wherein, beam segments one are one of the beam segments in telescopic unit one, and beam segments two are one of the beam segments in telescopic unit two, and
Beam segments one and beam segments two are in lateral corresponding relationship in the docking structure of telescopic unit one and telescopic unit two.
The sealed tongue of locking mechanism is long strip type plate structure.Sealed tongue is matched with its top side plan and the bottom surface of beam segments one
It closes.For sealed tongue using intermediate position as boundary, a side (position corresponding to docking end), which is used as, is inserted into the sealed of sealed seat
Mouthful, and the side offers multiple bolt penetration holes installed for sealed bolt pair；Sealed tongue is another using intermediate position as boundary
(i.e. opposite to each other in the position of docking end) offers multiple bolt penetration holes installed for positioning bolt for side.Aforementioned sealed tongue is logical
Cross guide chute with can linear slide displacement Standard in the bottom surface of beam segments one, the guide chute is along beam segments one
Length direction is molded over the docking end of one bottom surface of beam segments.The structure type of aforementioned guide chute can be it is diversified,
Usual various conventional straight structures can be applicable in, but its final sealed tongue for needing guarantee to assemble thereon can be realized
Linear slide displacement.Multiple bolt penetration holes installed for positioning bolt are offered in aforementioned beam segments one, are inserted into and are locked in sealed tongue
Close in the sealed mouth of seat and in place after, it is in each bolt penetration hole installed for positioning bolt on sealed tongue and beam segments one, supply
Each bolt penetration hole that positioning bolt installs is in one-to-one relationship in the axial direction.
The sealed seat of locking mechanism is long strip type plate structure.Sealed seat is fixedly connected on beam segments two with its top side plan
The docking end of bottom surface, sealed seat correspond to and form sealed mouth, the contour structure of sealed mouth at the end face root of sealed tongue
Corresponding position assigned in above-mentioned sealed tongue；In addition, being offered respectively on the sealed seat and beam segments two of sealed mouth region more
A bolt penetration hole installed for sealed bolt pair, one-to-one, in the sealed mouth that sealed tongue is inserted into sealed seat and in place after,
It is required that each bolt penetration hole installed on each bolt penetration hole for supplying sealed bolt pair to install on sealed seat, sealed tongue for sealed bolt pair
It is in the axial direction in one-to-one relationship with each bolt penetration hole for supplying sealed bolt pair to install in beam segments two.
When telescopic unit one and telescopic unit two, which need to assemble, to be docking together, the docking of beam segments one and beam segments two
End face is docking together in the longitudinal direction, and the sealed tongue and sealed seat that they dock end at this time are on straight-line displacement direction
In corresponding relationship.Linear slide is displaced sealed tongue in the guide chute in beam segments one, makes the sealed position of sealed tongue just
It is inserted into the sealed mouth of sealed seat and sealed tongue is limited by sealed seat, on the sealed tongue and beam segments two in beam segments one
Sealed seat is locked in together in a manner of " bolt keeper "；At this point, each bolt penetration hole for supplying sealed bolt pair to install on sealed seat, lock
It closes and exists in each bolt penetration hole and beam segments two installed on tongue for sealed bolt pair for each bolt penetration hole that sealed bolt pair installs
It is in one-to-one relationship in axial direction, sealed bolt pair is penetrated in one-to-one bolt penetration hole between three, by each sealed
Bolt pair locks sealed tongue on sealed seat and beam segments two, prevents it from exiting；Likewise, at this time on sealed tongue for position spiral shell
It is in each bolt penetration hole that bolt installs and beam segments one, be in the axial direction in correspond for each bolt penetration hole that positioning bolt installs
Relationship penetrates positioning bolt in one-to-one bolt penetration hole between, is locked by each positioning bolt in beam segments one
Firmly sealed tongue, prevent it from separating with beam segments one.
In order to enhance the docking intensity of the assembling between telescopic unit one and telescopic unit two, be also conducive to above-mentioned telescopic unit
Each locking mechanism between one and telescopic unit two is to just sealed, each one-to-one correspondence of above-mentioned telescopic unit one and telescopic unit two
Between beam segments other than the locking mechanism for being respectively provided with above structure, positioning pin machine also is provided on their docking end face
Structure.Dowel mechanism, Mei Geding are respectively arranged between each one-to-one correspondence beam segments of telescopic unit one and telescopic unit two
Position pin mechanism is molded on the docking end face of corresponding beam segments, is now elaborated by taking one of dowel mechanism as an example, respectively
The dowel mechanism corresponded between beam segments is identical, does not repeat.
Dowel mechanism is mainly by corresponding to molding pin respectively on the docking end face of beam segments one and beam segments two with axial
Hole section one and pin hole section two form.As described above, beam segments one are one of the beam segments in telescopic unit one, beam segments
Two be one of the beam segments in telescopic unit two, and beam segments one and beam segments two are in pair of telescopic unit one and telescopic unit two
In lateral corresponding relationship in binding structure.
Pin hole section one on beam segments a pair of contact surface is used as buried positioning pin before docking, thus pin hole section one at
Moldeed depth degree needs to be greater than the form depth for the pin hole section two that beam segments two are docked on end face.Pass through pop-up elasticity member in pin hole section one
Part (usually helical spring, it is also preferred that helical spring) is equipped with positioning pin, and it is (logical that equilibrium bomb element is equipped in pin hole section two
It is often helical spring, it is also preferred that helical spring).
When beam segments one are laterally docked with beam segments two, positioning pin is inserted into pin hole section one and in pair of beam segments two
Contact surface extruding force is buried as in pin hole section one.When beam segments one are laterally docked in place with beam segments two, beam segments one are docked
It is in corresponding relationship that pin hole Duan Yiyu beam segments two on end face, which dock the pin hole section two on end face in the axial direction, at this point, pin hole section
Pop-up elastic element in one discharges accumulation of energy, and positioning pin is made to pop up and protrude into pin hole section two；Equilibrium bomb in pin hole section two
Property element effect under, the both ends of positioning pin are respectively protruding into pin hole section one and pin hole section two, and positioning pin is corresponding in cross with its middle part
The butt junction location to beam segments one and beam segments two is realized in the docking endface of beam section one and beam segments two.Certainly, in order to prevent
Positioning pin pop-pin hole section one and enter pin hole section two when occur card resistance phenomenon, it is desirable to by positioning pin be used as protrude into pin hole section
Two end is formed with pyramidal structure.
Above is the assembling docking structure between the modular adjacent two sections of telescopic units of the present invention, they each adjacent
Section telescopic unit is assembled with this to composite entity is connected in, can be on active service between the end carriage of bridge.When certain during military service
When one telescopic unit breakage failure, such as one breakage failure of telescopic unit, then telescopic unit one is released by reverse operating and stretched
The locked state of each locking mechanism between contracting unit two, and released between telescopic unit one and telescopic unit two with cutting mode
Each dowel mechanism, dismountable state of the telescopic unit one in entire modular expansion device is realized, so as to telescopic unit
One can be detachable on end carriage.
Embodiment 3
Other contents of the present embodiment are same as Example 1, the difference is that: the part one of adjacent two sections of telescopic units is a pair of
Answering has dowel mechanism between beam segments, such as has the one-to-one correspondence beam segments of dowel mechanism and not dowel mechanism
Corresponding beam segments is in interphase distribution.
The above various embodiments is only to illustrate the present invention, rather than its limitations.Although referring to the various embodiments described above to this hair
It is bright to be described in detail, those skilled in the art should understand that: it still can be in the various embodiments described above
Specific technical solution is modified or equivalent replacement of some of the technical features；And these are modified or replaceed, and
The essence of corresponding technical solution is not set to be detached from the spirit and scope of the present invention.
Claims (10)
1. a kind of modularization modular expansion device, the modular expansion device is flexible at least two sections along lateral length
Unit, there is every section of telescopic unit at least one longitudinal direction joist and Duo Gen to be assemblied in the beam segments on longitudinal joist side by side, special
Sign is: locking mechanism (3) are provided between the correspondence beam segments of adjacent two sections of telescopic units of the modular expansion device,
The locking mechanism (3) is mainly by fixed on the sealed tongue (32) and beam segments two (22) that are slidably displaced in beam segments one (12)
Sealed seat (33) composition, the beam segments one (12) are one of the beam segments in telescopic unit one (1), the beam segments two
(22) for one of the beam segments in telescopic unit two (2), sealed tongue (32) and the beam segments on the beam segments one (12)
Sealed seat (33) on two (22) is locked in together in a manner of " bolt keeper ", and the sealed tongue (32) that is locked in together and
The sealed bolt pair of at least one (35) is connected between the sealed seat (33).
2. modularization modular expansion device according to claim 1, it is characterised in that: the locking mechanism (3), which has, to supply
The guide chute (31) of sealed tongue (32) slide displacement, the guide chute (31) along the beam segments one (12) length
Degree direction is molded on the beam segments one (12).
3. modularization modular expansion device according to claim 1 or claim 2, it is characterised in that: the lock of the locking mechanism (3)
It closes and is provided between tongue (32) and the beam segments one (12) to sealed sealed tongue (32) in place into line-locked bolt penetration hole,
The sealed tongue (32) is in the bolt penetration hole and the beam segments one under sealed state in place, on the sealed tongue (32)
(12) bolt penetration hole on is in one-to-one relationship in the axial direction, fixed in being coated in one-to-one bolt penetration hole in the axial direction
Position bolt (36).
4. modularization modular expansion device according to claim 3, it is characterised in that: the locking mechanism (3) it is sealed
Tongue (32) is T-type structure, and the intermediate projections of the sealed tongue (32) are used as the perforation for forming sealed bolt pair (35), described sealed
Tongue (32) is used as the sealed mouth (34) for being inserted into sealed seat (33) using intermediate projections as a side on boundary, other side position be used as at
The perforation of type positioning bolt (36)；Corresponding, the sealed seat (33) of the locking mechanism (3) is L-type structure, described sealed
The large end face root of seat (33) heals up (34) as formed lock, middle part is used as the perforation for forming sealed bolt pair (35), the lock
Each sealed bolt pair (35) perforation sealed bolt pair (35) perforation corresponding on the sealed tongue (32) closed on seat (33) exists
It is in one-to-one relationship in axial direction.
5. modularization modular expansion device according to claim 1 or claim 2, it is characterised in that: locking mechanism (3) molding
In the bottom surface of the correspondence beam segments of adjacent two sections of telescopic units.
6. modularization modular expansion device according to claim 5, it is characterised in that: adjacent two sections of telescopic units
Each correspond is respectively arranged with locking mechanism (3) between beam segments.
7. modularization modular expansion device according to claim 1, it is characterised in that: adjacent two sections of telescopic units
It is provided with dowel mechanism (4) between corresponding beam segments, the dowel mechanism (4) is mainly by beam segments one (12) and beam segments
It is formed respectively with axial corresponding molding pin hole section one (41) and pin hole section two (43) on the docking end face of two (22), the pin hole
The positioning pin protruded into the pin hole section two (43) can be popped up by being equipped in one (41) of section by pop-up elastic element (42)
(45), the beam segments one (12) and the beam segments two (22) are faced after being connected together by butt end, the positioning pin
(45) both ends are respectively protruding into the pin hole section one (41) and the pin hole section two (43).
8. modularization modular expansion device according to claim 7, it is characterised in that: assembly in the pin hole section two (43)
There are the both ends that can make the positioning pin (45) to be respectively protruding into flat in the pin hole section one (41) and the pin hole section two (43)
It weighs elastic element (44).
9. modularization modular expansion device according to claim 7, it is characterised in that: the positioning pin (45), which is used as, to be protruded into
The end of the pin hole section two (43) is pyramidal structure.
10. modularization modular expansion device according to claim 7, it is characterised in that: adjacent two sections of telescopic units
Each one-to-one correspondence beam segments between be respectively arranged with dowel mechanism (4).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910666735.0A CN110241718B (en) | 2019-07-23 | 2019-07-23 | Modular modulus type telescopic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910666735.0A CN110241718B (en) | 2019-07-23 | 2019-07-23 | Modular modulus type telescopic device |
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| CN110241718A true CN110241718A (en) | 2019-09-17 |
| CN110241718B CN110241718B (en) | 2021-10-26 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110241718B (en) | 2021-10-26 |
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