CN206986704U - It is a kind of to be used for the collapsible suspension bridge that personnel cross a river or goods conveys - Google Patents
It is a kind of to be used for the collapsible suspension bridge that personnel cross a river or goods conveys Download PDFInfo
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- CN206986704U CN206986704U CN201720925389.XU CN201720925389U CN206986704U CN 206986704 U CN206986704 U CN 206986704U CN 201720925389 U CN201720925389 U CN 201720925389U CN 206986704 U CN206986704 U CN 206986704U
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Abstract
It is a kind of to be used for the collapsible suspension bridge that personnel cross a river or goods conveys, it includes carrier loader, framework, plays perpendicular driving cylinder, pontic draw off gear, 2 linear drives cylinders, jackstay winch, 2 wireropes, running line winch, running line, collapsible pontic, interface frame, mating frame, the collapsible pontic before and after the foldable frame pontic unit of multiple identicals by being formed by connecting, it can be put on display under the running line traction of running line winch out of pontic draw off gear, can also be folded and be recovered in pontic draw off gear；The device in addition to interface frame, mating frame is installed on opposite bank road on the ground, remaining all on carrier loader, greatly improve the mobility of the device.The utility model have the advantages that mobility strong, can continuous conveying, mechanical flexibility adaptability, there is big magnification, quickly can be built in river two sides be used for personnel cross a river or goods conveying collapsible suspension bridge.
Description
Technical field
The utility model belongs to fast bridging field of crossing a river, particularly a kind of collapsible cableway Biodge device.
Background technology
Cable bridge is widely used in current and is not easy to do on the water surface of bridge pier suddenly, is available for personnel or goods to transmit, but its capital construction
Quantities is big, once building up to change.There is one kind to take pontoon bridge soon in army, can be with motor-driven the taking faster on the water surface
Build up passage and pass through but this method of crossing a river is present quantities is big, demand personnel are more and The turbulent river crashes its way through water for personnel and vehicle
The problem of being difficult to be applicable under condition.
At present there is an urgent need to it is a kind of quickly can be erected in river two sides personnel or small freight transmission Transfer pipe,
This device can quickly erect cable bridge in river two sides, and not influenceed by current, weather, required personnel
Also seldom with equipping, dismounting is convenient to, and mobility is very good.It can immediately erect and in the anti-dangerous disaster relief, during plunder
Between；Army move ahead or fight when, also can be very hidden and quickly manpower and materials are quickly crossed a river, army is greatly improved and exists
Operational mobility under complicated hydrological environment.
The content of the invention
The purpose of this utility model be to provide a kind of mobility strong, with continuity, with flexible adaptation, with big
Magnification quickly can be built in river two sides be used for personnel cross a river or goods conveying collapsible suspension bridge.
The technical solution of the utility model is as follows：
The utility model include carrier loader, framework, rise perpendicular driving cylinder, pontic draw off gear, 2 linear drives cylinders,
Jackstay winch, 2 wireropes, running line winch, running line, collapsible pontic, interface frame, mating frame, its middle frame pass through with delivery body rear end
Revolute pair connects, and rotation auxiliary direction is vertical with carrier loader travel direction, plays bottom and the delivery car bottom of the cylinder barrel of perpendicular driving cylinder
It is connected by ball pivot, the top of its extension bar is connected with framework by ball pivot, and pontic draw off gear is located in framework, and and framework
Connected by prismatic pair, the sleeve bottom of 2 linear drives cylinders is separately fixed in the bottom frame of framework, at the top of its extension bar
Be connected by ball pivot with the bottom of two upper ledges in pontic draw off gear pontic folding and unfolding railway carriage or compartment, the moving direction of linear drives cylinder with it is upper
It is parallel to state the mobile auxiliary direction of framework, jackstay winch and running line winch are fixed on pontic draw off gear placed on top, collapsible
Pontic is placed in inside pontic draw off gear, and pontic direction of taking down the exhibits is vertical with the prismatic pair of said frame, the docking provided with fixed pulley
Frame fixes road ground on the opposite bank；The running line of running line winch winding is connected by fixed pulley with interface frame, mating frame；Two volumes of the tension windlass that weighs
Two wireropes of cylinder winding are by the fixed pulley that pontic draw off gear placed on top is connected below pontic draw off gear top
Slip among the wirerope assembly pulley of folding pontic unit and be connected with above-mentioned running line, by running line with being pulled to opposite bank road and
It is locked on interface frame, mating frame；Collapsible pontic is suspended on two wireropes, running line traction under out of pontic draw off gear put on display with
Interface frame, mating frame is connected, and can be folded under the drawing of pontic draw off gear in pontic draw off gear.
The collapsible pontic is the foldable frame by being formed by connecting before and after the foldable frame pontic unit of some identicals
Pontic unit has two kinds of structures：
The first structure：The foldable frame pontic unit includes 2 bearing frames, 2 folding draw-bars, collapsibly
Slab element, 2 sets of folding guardrails, each bearing frame both sides are respectively equipped with 4 guide rollers up and down；Two groups of each bearing frame or so
Top in vertical framework is symmetrically provided with 2 groups of wirerope pulleys, and every group of wirerope pulley is two pulleys being arranged above and below；2 can
Folding pull rod is connected by the revolute pair with gap with the vertical framework upper of 2 bearing frames respectively；Collapsibly Slab element
Including two pieces of floors, connected between two pieces of floors by the revolute pair with gap, floor by the revolute pair with gap with
The vertical framework connection of bearing frame, it is parallel with the revolute pair of folding draw-bar to rotate auxiliary direction；2 nested structure identicals are foldable
Guardrail is respectively provided between the vertical framework of two bearing frames, and the folding guardrail includes montant, 4 cross bars, 4 braces,
Two sliding blocks and two panels spring leaf, one end of montant are connected by the revolute pair between the revolute pair with gap and floor, turned
Dynamic auxiliary direction is vertical with the revolute pair of folding draw-bar, and its other end passes through the revolute pair with gap and one end of two cross bars
Connection, the middle part of montant is connected by the revolute pair with gap with one end of other two cross bars, this four horizontal roots it is another
End is connected by the bearing frame of the revolute pair with gap and both sides respectively, at the two of montant and cross bar below tie point point
Not She You sliding block, one end of two braces connected by the sliding block of the revolute pair with gap and top respectively, and two tiltedly in addition
One end of bar is connected by the sliding block of the revolute pair with gap and lower section respectively, and the other end of this four braces passes through band respectively
There are the revolute pair in gap and the bearing frame of both sides to connect, spring leaf is provided with above sliding block.Two neighboring foldable frame pontic list
Member is connected by folding draw-bar, and the axial direction of the revolute pair of adjacent folding draw-bar is mutually staggered, and folding draw-bar can be downward
Fold or flatten.
Second of structure：The foldable frame pontic unit includes 2 bearing frames, 2 folding draw-bars, collapsibly
Slab element, 4 gag lever posts, 2 long draws, 2 sets of folding guardrails, each bearing frame both sides are respectively equipped with 4 orienting rolls up and down
Wheel；Top in each bearing frame or so two groups of vertical frameworks is symmetrically provided with 2 groups of wirerope pulleys, and every group of wirerope pulley is upper and lower
Two pulleys of arrangement, wirerope pass through from the centre of two pulleys；2 folding draw-bars pass through the revolute pair with gap respectively
It is connected with the vertical frame top of 2 bearing frames；Collapsibly Slab element includes two block length floors and the short floor of polylith, polylith are short
Floor both ends connect two block length floors with the second revolute pair by the first revolute pair with gap respectively, the first revolute pair with can
The revolute pair of folding pull rod is parallel, long floor in the middle part of the both ends of length direction respectively by the 3rd revolute pair with gap and
The vertical framework of 4th revolute pair and bearing frame connects, and first to fourth revolute pair is parallel to each other；Four gag lever posts are divided into two groups,
One end of every group of gag lever post respectively symmetrically is connected by the revolute pair with gap with two block length floor both ends, gag lever post it is another
One end is connected with the vertical framework of bearing frame by the revolute pair with gap respectively, limits the angle of rotation of third and fourth revolute pair
Degree, the revolute pair of gag lever post are parallel with the first revolute pair；Long draw one end passes through band with the bearing frame where the 4th revolute pair
The revolute pair for having gap connects with the prismatic pair along bar direction, and the both ends of the other end of long draw and the bearing pin of the first revolute pair lead to
Cross the revolute pair with gap to connect, the revolute pair of long draw is parallel with the first revolute pair；2 sets of folding guardrails are respectively symmetrically
Ground is located at left and right sides of foldable frame pontic unit, and the folding guardrail includes stock and quarter butt, and some quarter butts symmetrically divide
Cloth is all parallel to each other in stock both sides, the quarter butt positioned at homonymy, and one end of quarter butt passes through the revolute pair with gap and two respectively
The bearing frame connection of side, the other end of the parallel quarter butt of each two are rotatablely connected by the revolute pair with gap and stock, often
Two quarter butts all form parallelogram with stock and bearing frame, all revolute pairs on folding guardrail with the first revolute pair
It is parallel.Two neighboring foldable frame pontic unit top is connected by folding draw-bar, and it collapsibly leads to before and after Slab element
Cross bearing pin to be connected, folding draw-bar can be folded down or deploy.
The pontic draw off gear includes pontic folding and unfolding railway carriage or compartment, row chain drive system, four groups of row chains, wherein, pontic folding and unfolding railway carriage or compartment
It is provided with symmetrical two parallel guide grooves up and down in the left and right sides, the direction of guide groove and collapsible pontic direction of taking down the exhibits are put down
OK, the guide roller above and below above-mentioned two groups of vertical frameworks outsides for being located at both sides can roll in guide groove；Row chain drive system
It is located above pontic folding and unfolding railway carriage or compartment, it includes motor, overload protection decelerator, steering gear, wherein overload protection decelerator and motor
It is connected, its output shaft is synchronized with the movement by two steering gears and the axis connection provided with row chain sprocket wheel, driving row chain；Four groups of row chains pair
It is located at the pontic folding and unfolding railway carriage or compartment external side of folding bridge up and down with claiming, and row chain is provided with planker, when collapsible pontic stretches out
During pontic draw off gear, four groups of row chains are synchronized with the movement, and the row chain of the left and right sides turns on the contrary, foldable frame pontic unit
Guide roller rolls in the guide groove in pontic folding and unfolding railway carriage or compartment, and the planker in four groups of row chains just drags the shaft end of guide roller so that
Foldable frame pontic unit stretches out pontic draw off gear, and when collapsible pontic is withdrawn, row chain rotates backward.
The utility model has the following advantages that compared with prior art：
1st, mobility strong.Personnel or goods Transfer pipe can be quickly built in river two sides, can also be quickly by cable bridge
In retraction mechanism main body, and it can quickly and easily erect and in other places.
2nd, there is continuity.Crossed a river for personnel or the collapsible suspension bridge of goods conveying is built between two sides, can
Successively transmission personnel and goods.
3rd, there is flexible adaptation.All be present gap in the connection between cable bridge bearing frame, can occur between bearing frame certain
Amount is reversed, and can be adapted to very well in transmit process because the pontics caused by other factors such as personnel's process or wind-force are swung and micro
Reverse, the ground out-of-flatness of riverbank both sides can also be adapted to.
4th, there is the characteristic of big magnification.Collapsible pontic expansion is up to tens meters, folds up the space for accounting for very little.
Brief description of the drawings
Fig. 1 is three-dimensional simplified schematic diagram of the present utility model；
Fig. 2 is collapsed state simplified schematic diagram of the present utility model；
Fig. 3 is collapsible pontic retracted state simplified schematic diagram of the present utility model；
Fig. 4 is pontic draw off gear simplified schematic diagram of the present utility model；
Fig. 5 is the foldable frame pontic unit simplified schematic diagram of the utility model embodiment 1.
Fig. 6 is the foldable frame pontic unit simplified schematic diagram of the utility model embodiment 2.
In figure：1. framework, 2. pontic draw off gears, 2-1. pontic folding and unfoldings railway carriage or compartment, 2-1-1. guide grooves, 2-2. row chain drivetrains
System, 2-2-1. servomotors, 2-2-2. overload protections decelerator, 2-2-3. steering gears, 2-3. row chains, 3. linear drives cylinders, 4.
The foldable floor of jackstay winch, 5. wireropes, 6. running line winches, 7. running lines, 8. collapsible pontics, 8-1. bearing frames, 8-2. is single
Member, the long floors of 8-2-1., the short floors of 8-2-2., the revolute pairs of 8-2-3. first, the revolute pairs of 8-2-4. second, 8-2-5. the 3rd are rotated
Pair, the revolute pairs of 8-2-6. the 4th, 8-3. gag lever posts, 8-4. long draws, 8-5. folding guardrails, 8-5-1. quarter butts, 8-5-2. length
Bar, 8-6. floors, 8-7. folding draw-bars, 8-8. wireropes assembly pulley, 8-9. guide rollers, 8-10. montant 8-11. cross bars, 8-
12. sliding block, 8-13. braces, 8-14. spring leafs, 9. interface frame, mating frames, 10. perpendicular driving cylinders, 11. carrier loaders, 12. perpendicular revolute pairs,
13. altimetric compensation prismatic pair.
Embodiment
Embodiment 1
Shown in Fig. 1 to Fig. 5 be used for personnel crossing a river or goods conveying collapsible suspension bridge schematic diagram in, framework 1 with
The body rear end of carrier loader 11 is connected by playing perpendicular revolute pair 12, and rotation auxiliary direction is vertical with carrier loader travel direction, plays perpendicular driving
The bottom of the cylinder barrel of cylinder 10 is connected with bottom of car by ball pivot, and the top of its extension bar is connected with framework by ball pivot, pontic
Draw off gear 2 is located in framework, and is connected with framework by altimetric compensation prismatic pair 13, and the altimetric compensation prismatic pair is four groups
The guide rail slide block unit be arrangeding in parallel, four groups of guide rails are fixed in four long sides in framework, and sliding block is equipped with each guide rail,
Pontic draw off gear is connected with sliding block；The sleeve bottom of 2 linear drives cylinders 3 is separately fixed on the frame of framework, and it stretches out
It is connected at the top of bar by ball pivot with the bottom of two upper ledges in pontic draw off gear pontic folding and unfolding railway carriage or compartment, the mobile side of linear drives cylinder
To parallel with the mobile auxiliary direction of said frame, it can drive axle body draw off gear move auxiliary direction in framework interior edge altimetric compensation
It is mobile；Jackstay winch 4 and running line winch 6 are fixed on above pontic draw off gear, and collapsible pontic 8 is placed in pontic draw off gear
Inside, pontic is taken down the exhibits, and direction is vertical with the prismatic pair of said frame, and the interface frame, mating frame 9 provided with fixed pulley fixes road ground on the opposite bank.
Collapsible pontic 8 is placed in inside pontic draw off gear, and it is made up of the foldable frame pontic unit of some identicals,
Each bearing frame both sides are respectively equipped with 4 guide roller 8-9 up and down in pontic unit；Each bearing frame or so two groups of vertical frameworks
Interior top is symmetrically provided with 2 groups of wirerope pulley 8-8, and every group of wirerope pulley is two pulleys being arranged above and below；2 foldable pulls
Bar 8-7 is connected by the revolute pair with gap with 2 bearing frame 8-1 vertical framework upper respectively；Collapsibly Slab element
Two pieces of floor 8-6 between connected by revolute pair with gap, floor passes through the revolute pair with gap and bearing frame
Vertical framework connection, it is parallel with the revolute pair of folding draw-bar to rotate auxiliary direction；2 nested structure identical folding guardrails are distinguished
It is located between the vertical framework of two bearing frames, one end of the montant 8-10 in folding guardrail passes through the revolute pair with gap
Revolute pair between floor is connected, rotate auxiliary direction it is vertical with the revolute pair of folding draw-bar, its other end by with
The revolute pair of gap is connected with two cross bar 8-11 one end, and the middle part of montant passes through the revolute pair with gap and other two horizontal strokes
One end connection of bar, the other end of this four horizontal roots are connected by the bearing frame of the revolute pair with gap and both sides respectively,
Be respectively equipped with the two of montant and cross bar below tie point sliding block 8-12, two brace 8-13 one end respectively by with
The sliding block of the revolute pair of gap and top connects, and one end of two braces passes through the revolute pair with gap and lower section respectively in addition
Sliding block is connected, and the other end of this four braces is connected by the bearing frame of the revolute pair with gap and both sides respectively, on sliding block
Face is provided with spring leaf.Two neighboring foldable frame pontic unit is connected by folding draw-bar, adjacent folding draw-bar
The axial direction of revolute pair is mutually staggered, and folding draw-bar can be folded down or flatten.
In at left and right sides of pontic folding and unfolding railway carriage or compartment 2-1 in the pontic draw off gear provided with it is symmetrical up and down two it is parallel
Guide groove 2-1-1, the direction of guide groove and collapsible pontic direction of taking down the exhibits are parallel, outside above-mentioned two groups of vertical frameworks for being located at both sides
Guide roller above and below side can roll in guide groove；Row chain drive system 2-2 is located above pontic folding and unfolding railway carriage or compartment, and it includes servo
Motor 2-1-1, overload protection decelerator 2-2-2, steering gear 2-2-3, wherein overload protection decelerator are connected with motor, and it is exported
Axle is synchronized with the movement by two steering gears and the axis connection provided with row chain sprocket wheel, driving row chain；Four groups of row chains are symmetrically disposed in bridge
The body folding and unfolding railway carriage or compartment external side of folding bridge, and row chain is provided with planker up and down, when collapsible pontic stretches out pontic folding and unfolding dress
When putting, four groups of row chains are synchronized with the movement, and the row chain of the left and right sides is turned on the contrary, the guide roller of foldable frame pontic unit exists
Rolled in the guide groove in pontic folding and unfolding railway carriage or compartment, the planker in four groups of row chains just drags the shaft end of guide roller so that foldable frame
Pontic unit stretches out pontic draw off gear, and when collapsible pontic is withdrawn, row chain rotates backward.
One end of running line 7 is fixed and is wrapped on the reel of running line winch 6, and the other end bypasses opposite bank road ground interface frame, mating frame top
The fixed pulley in portion is connected with interface frame, mating frame；One end of two wireropes 5 respectively on two reels of jackstay winch 4, and around
To identical, the other end passes beneath folding by the fixed pulley being fixed on pontic draw off gear at the top of pontic draw off gear
The wirerope assembly pulley on formula pontic top simultaneously makes wirerope end be connected on the base of a block-shaped connecting plate for triangle, connection
The drift angle of plate is connected with above-mentioned running line, and opposite bank is reached under the traction of running line and is locked in the fast lockign apparatus on interface frame, mating frame
On；Collapsible pontic is suspended on two wireropes, is drawn the connecting plate being connected on collapsible pontic external part by running line and is led
Move opposite bank road on the ground and be locked on the fast lockign apparatus on interface frame, mating frame, collapsible pontic can be slided on two wireropes
Move.
The interface frame, mating frame is to be connected with each other the rectangular frame formed by bearing pin by base and three connecting rods, and top is wherein
One bearing pin is detachable, and when transporting transhipment, the bearing pin of upper end one of docking framework is removed, and interface frame, mating frame can be folded up
Come, with convenience in transport；Interface frame, mating frame and framework the upper end cable wire is connected tension with earth anchor, and two bar steel cable end portions are respectively fixedly connected
On a point of running line, running line is thrown opposite bank and by the fixed pulley on interface frame, mating frame, passes through running line carrying cable end
Wirerope is pulled to opposite bank and wirerope is locked on fast lockign apparatus by triangular connecting plate, and collapsible pontic external part is also drawing
Opposite bank is pulled under the traction of cable and is connected on the fast lockign apparatus of interface frame, mating frame, during recovery, fast lockign apparatus is loose immediately
The connection with collapsible pontic is opened, collapsible pontic is recovered to by pontic draw off gear；The collapsible pontic is by multiple identical
Foldable frame pontic unit be connected with each other, can put on display out of pontic draw off gear under running line traction, can also be received by pontic
Put folding device withdrawal.
When device use finishes or needs transition, play perpendicular driving cylinder and withdraw, framework rotates around perpendicular revolute pair is played so that
Framework lies low on automobile, convenience in transport；When device is built, drive perpendicular driving cylinder by framework perpendicular to ground, framework first
Tension is connected with earth anchor with steel cable respectively with interface frame, mating frame, then running line on running line winch will be wound on and throw opposite bank, running line passes through opposite bank
Main push-towing rope one end is pulled to opposite bank first and is connected with interface frame, mating frame top by the pulley of interface frame, mating frame upper end, running line, then will be collapsible
Pontic is pulled out from pontic draw off gear, and collapsible pontic slides on wirerope, and under the traction of running line, external part is drawn to
Opposite bank is simultaneously connected with interface frame, mating frame, and so far, device, which is built, to be finished；When device is withdrawn, pontic draw off gear receives collapsible pontic
Return, then again take back main push-towing rope, last running line winch withdraws running line.
Embodiment 2
As shown in fig. 6, each bearing frame both sides in pontic unit are respectively equipped with 4 guide roller 8-9 up and down；Each hold
The top carried in frame or so two groups of vertical frameworks is symmetrically provided with 2 groups of wirerope pulley 8-8, and every group of wirerope pulley is arranged above and below
Two pulleys；2 folding draw-bar 8-7 pass through the revolute pair with gap and 2 bearing frame 8-1 vertical framework upper respectively
Connection；Collapsibly Slab element 8-2 includes two block length floors and the short floor of polylith, and the short floor 8-2-2 both ends of polylith pass through respectively
The first revolute pair 8-2-3 and the block length floor 8-2-1 of the second revolute pair 8-2-4 connections two with gap, the first revolute pair with can
The revolute pair of folding pull rod is parallel, and long floor passes through the 3rd revolute pair 8- with gap respectively in the middle part of the both ends of length direction
2-5 and the connection of the vertical framework of the 4th revolute pair 8-2-6 and bearing frame, first to fourth revolute pair are parallel to each other；4 gag lever posts
8-3 is divided to for two groups, and one end of every group of gag lever post respectively symmetrically is connected by the revolute pair with gap and two block length floor both ends
Connect, the other end of gag lever post is connected with the vertical framework of bearing frame by the revolute pair with gap respectively, limits third and fourth turn
Secondary rotational angle is moved, the revolute pair of gag lever post is parallel with the first revolute pair；Long draw 8-4 one end and the 4th revolute pair place
Bearing frame connected by the revolute pair with gap with the prismatic pair along bar direction, the other end of long draw and the first revolute pair
The both ends of bearing pin connected by revolute pair with gap, the revolute pair of long draw is parallel with the first revolute pair；2 sets can roll over
Stack guard column 8-5 respectively symmetrically is located at left and right sides of foldable frame pontic unit, and the folding guardrail includes stock and short
Bar, some quarter butt 8-5-1 are symmetrically distributed in stock 8-5-2 both sides, and the quarter butt positioned at homonymy is all parallel to each other, one end point of quarter butt
Do not connected by the bearing frame of the revolute pair with gap and both sides, the other end of the parallel quarter butt of each two is by with gap
Revolute pair and stock be rotatablely connected, every two quarter butts all form parallelogram with stock and bearing frame, on folding guardrail
All revolute pairs it is parallel with the first revolute pair.Connected at the top of two neighboring foldable frame pontic unit by folding draw-bar
Connect, collapsibly Slab element is front and rear is connected by bearing pin for it, and folding draw-bar can be folded down or deploy, other parts and connection
Relation is same as Example 1.
Claims (4)
- Crossed a river 1. a kind of for personnel or the collapsible suspension bridge of goods conveying, it include carrier loader, framework, perpendicular driving cylinder, Pontic draw off gear, 2 linear drives cylinders, jackstay winch, 2 wireropes, running line winch, running line, collapsible pontic, docking Frame, it is characterised in that：The framework is connected with delivery body rear end by revolute pair, rotates auxiliary direction and carrier loader travel direction Vertically, the bottom for playing the cylinder barrel of perpendicular driving cylinder is connected with delivery car bottom by ball pivot, and top and the framework of its extension bar pass through Ball pivot is connected, and pontic draw off gear is located in framework, and is connected with framework by prismatic pair, the sleeve bottom of 2 linear drives cylinders Portion is separately fixed in the bottom frame of framework, passes through the two of ball pivot and pontic draw off gear pontic folding and unfolding railway carriage or compartment at the top of its extension bar The bottom of individual upper ledge is connected, and the moving direction of linear drives cylinder is parallel with the mobile auxiliary direction of said frame, jackstay winch and Running line winch is fixed on pontic draw off gear placed on top, and collapsible pontic is placed in inside pontic draw off gear, the pontic side of taking down the exhibits To vertical with the prismatic pair of said frame, the interface frame, mating frame provided with fixed pulley fixes on the opposite bank that road is on the ground；Running line winch winding draws Cable is connected by fixed pulley with interface frame, mating frame；Two wireropes of two reel windings of the tension windlass that weighs pass through at the top of pontic draw off gear Connected fixed pulley is sliding among the wirerope assembly pulley of folding pontic unit below pontic draw off gear top above Cross and be connected with above-mentioned running line, with being pulled to opposite bank road and is locked in by running line on interface frame, mating frame；Collapsible pontic is suspended on two On wirerope, put on display out of pontic draw off gear under running line traction and be connected with interface frame, mating frame, can be in the drawing of pontic draw off gear Under fold into pontic draw off gear.
- 2. according to claim 1 be used for the collapsible suspension bridge that personnel cross a river or goods conveys, it is characterised in that：It is described Collapsible pontic is the foldable frame pontic unit by being formed by connecting before and after the foldable frame pontic unit of some identicals Including 2 bearing frames, collapsibly 2 folding draw-bars, Slab element, 2 sets of folding guardrails, each bearing frame both sides are divided up and down She You not 4 guide rollers；Top in each bearing frame or so two groups of vertical frameworks is symmetrically provided with 2 groups of wirerope pulleys, often Group wirerope pulley is two pulleys being arranged above and below；2 folding draw-bars pass through the revolute pair with gap and 2 carryings respectively The vertical framework upper connection of frame；Collapsibly Slab element includes two pieces of floors, passing through turn with gap between two pieces of floors Dynamic secondary connection, floor are connected by the vertical framework of the revolute pair with gap and bearing frame, rotate auxiliary direction with it is foldable The revolute pair of pull bar is parallel；2 nested structure identical folding guardrails are respectively provided between the vertical framework of two bearing frames, described Folding guardrail includes montant, 4 cross bars, 4 braces, two sliding blocks and two panels spring leaf, one end of montant by with Revolute pair connection between the revolute pair of gap and floor, rotation auxiliary direction is vertical with the revolute pair of folding draw-bar, its other end Be connected by the revolute pair with gap with one end of two cross bars, the middle part of montant by the revolute pair with gap with addition One end connection of two cross bars, the other end of this four horizontal roots are connected by the bearing frame of the revolute pair with gap and both sides respectively Connect, be respectively equipped with sliding block below tie point at the two of montant and cross bar, one end of two braces is respectively by with gap Revolute pair and top sliding block connect, one end of two braces passes through revolute pair and the cunning of lower section with gap respectively in addition Block is connected, and the other end of this four braces is connected by the bearing frame of the revolute pair with gap and both sides respectively, above sliding block Provided with spring leaf.
- 3. according to claim 1 be used for the collapsible suspension bridge that personnel cross a river or goods conveys, it is characterised in that：It is described Collapsible pontic is the foldable frame pontic unit by being formed by connecting before and after the foldable frame pontic unit of some identicals Including 2 bearing frames, collapsibly 2 folding draw-bars, Slab element, 4 gag lever posts, 2 long draws, 2 sets of folding guardrails, Each bearing frame both sides are respectively equipped with 4 guide rollers up and down；Top in each bearing frame or so two groups of vertical frameworks is symmetrical Ground is provided with 2 groups of wirerope pulleys, and every group of wirerope pulley is two pulleys being arranged above and below, and wirerope passes through from the centre of two pulleys；2 Individual folding draw-bar is connected by the revolute pair with gap with the vertical frame top of 2 bearing frames respectively；Foldable floor Unit includes two block length floors and the short floor of polylith, and the short floor both ends of polylith pass through the first revolute pair with gap and respectively Two revolute pairs connect two block length floors, and the first revolute pair is parallel with the revolute pair of folding draw-bar, and long floor is in length direction Connected respectively by the 3rd revolute pair with gap and the vertical framework of the 4th revolute pair and bearing frame in the middle part of both ends, first to 4th revolute pair is parallel to each other；Four gag lever posts are divided into two groups, and one end of every group of gag lever post is respectively symmetrically by with gap Revolute pair be connected with two block length floor both ends, the vertical framework of the other end of gag lever post respectively with bearing frame passes through with gap Revolute pair connection, limit the rotational angle of third and fourth revolute pair, the revolute pair of gag lever post is parallel with the first revolute pair；It is long Pull bar one end is connected with the bearing frame where the 4th revolute pair by the revolute pair with gap and the prismatic pair along bar direction, long The other end of pull bar is connected with the both ends of the bearing pin of the first revolute pair by the revolute pair with gap, and the revolute pair of long draw is equal It is parallel with the first revolute pair；2 sets of folding guardrails respectively symmetrically are located at left and right sides of foldable frame pontic unit, it is described can Folding guard rail includes stock and quarter butt, and some quarter butts are symmetrically distributed in stock both sides, and the quarter butt positioned at homonymy is all parallel to each other, short One end of bar is connected by the bearing frame of the revolute pair with gap and both sides respectively, and the other end of the parallel quarter butt of each two is logical Cross the revolute pair with gap to be rotatablely connected with stock, every two quarter butts all form parallelogram with stock and bearing frame, can All revolute pairs on folding guard rail are parallel with the first revolute pair, and two neighboring foldable frame pontic unit top is by can Folding pull rod connects, and collapsibly Slab element is front and rear is connected by bearing pin for it, and folding draw-bar can be folded down or deploy.
- 4. according to claim 1 be used for the collapsible suspension bridge that personnel cross a river or goods conveys, it is characterised in that：It is described Pontic draw off gear includes pontic folding and unfolding railway carriage or compartment, row chain drive system, four groups of row chains, wherein, pontic folding and unfolding railway carriage or compartment is set in the left and right sides There are symmetrical two parallel guide grooves up and down, the direction of guide groove and collapsible pontic direction of taking down the exhibits are parallel, above-mentioned to be located at Guide roller above and below on the outside of two groups of vertical frameworks of both sides can roll in guide groove；Row chain drive system is located at pontic folding and unfolding Above railway carriage or compartment, it includes motor, overload protection decelerator, steering gear, and wherein overload protection decelerator is connected with motor, its output shaft By two steering gears and the axis connection provided with row chain sprocket wheel, driving row chain is synchronized with the movement；Four groups of row chains are symmetrically disposed in pontic The folding and unfolding railway carriage or compartment external side of folding bridge, and row chain is provided with planker up and down, when collapsible pontic stretches out pontic draw off gear When, four groups of row chains are synchronized with the movement, and the row chain of the left and right sides turns on the contrary, the guide roller of foldable frame pontic unit is in bridge Rolled in the guide groove in body folding and unfolding railway carriage or compartment, the planker in four groups of row chains just drags the shaft end of guide roller so that foldable frame bridge Body unit stretches out pontic draw off gear, and when collapsible pontic is withdrawn, row chain rotates backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720925389.XU CN206986704U (en) | 2017-07-27 | 2017-07-27 | It is a kind of to be used for the collapsible suspension bridge that personnel cross a river or goods conveys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720925389.XU CN206986704U (en) | 2017-07-27 | 2017-07-27 | It is a kind of to be used for the collapsible suspension bridge that personnel cross a river or goods conveys |
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| Publication Number | Publication Date |
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| CN206986704U true CN206986704U (en) | 2018-02-09 |
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| CN201720925389.XU Expired - Fee Related CN206986704U (en) | 2017-07-27 | 2017-07-27 | It is a kind of to be used for the collapsible suspension bridge that personnel cross a river or goods conveys |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227683A (en) * | 2017-07-27 | 2017-10-03 | 燕山大学 | It is a kind of to be used for the collapsible suspension bridge that personnel are crossed a river or goods is conveyed |
| CN111041973A (en) * | 2020-01-14 | 2020-04-21 | 安徽水安建设集团股份有限公司 | A durability overlap joint bridge for water conservancy ditch |
| CN111127992A (en) * | 2019-12-17 | 2020-05-08 | 燕山大学 | River evolution simulation device and experiment method for automatically generating terrain |
-
2017
- 2017-07-27 CN CN201720925389.XU patent/CN206986704U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227683A (en) * | 2017-07-27 | 2017-10-03 | 燕山大学 | It is a kind of to be used for the collapsible suspension bridge that personnel are crossed a river or goods is conveyed |
| CN111127992A (en) * | 2019-12-17 | 2020-05-08 | 燕山大学 | River evolution simulation device and experiment method for automatically generating terrain |
| CN111041973A (en) * | 2020-01-14 | 2020-04-21 | 安徽水安建设集团股份有限公司 | A durability overlap joint bridge for water conservancy ditch |
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Granted publication date: 20180209 |