CN108149588B - A kind of Segmental assembling bridge-erecting machine adapting to small curve radius bridge - Google Patents
A kind of Segmental assembling bridge-erecting machine adapting to small curve radius bridge Download PDFInfo
- Publication number
- CN108149588B CN108149588B CN201711439933.0A CN201711439933A CN108149588B CN 108149588 B CN108149588 B CN 108149588B CN 201711439933 A CN201711439933 A CN 201711439933A CN 108149588 B CN108149588 B CN 108149588B
- Authority
- CN
- China
- Prior art keywords
- bridge
- support
- block
- frame body
- curve radius
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 244000062793 Sorghum vulgare Species 0.000 claims abstract description 8
- 235000019713 millet Nutrition 0.000 claims abstract description 8
- 230000001360 synchronised effect Effects 0.000 claims description 33
- 230000007246 mechanism Effects 0.000 claims description 28
- 230000033001 locomotion Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 229910003460 diamond Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 5
- 230000005662 electromechanics Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 230000000116 mitigating effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 1
- 240000001085 Trapa natans Species 0.000 description 1
- 235000014364 Trapa natans Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000009165 saligot Nutrition 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Invalid Beds And Related Equipment (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a kind of Segmental assembling bridge-erecting machines for adapting to small curve radius bridge, its structure includes movable stand, first support, headstock, compartment, fine strain of millet piece, second support, micro-tensioning system, third support frame, compartment and headstock mechanical connection, motor is equipped with inside headstock, first support is fixed on compartment, first support top is equipped with movable stand, the present invention is equipped with micro-tensioning system, finely tune correction system, walk balanced structure, Weighting system, increase the weight of pedestal, improve its stability, center of gravity reduces, center of gravity adjusting can also be carried out according to fine tuning correction system, suitable for any bridge, the especially beam oblique cut grafting of small curve radius bridge, when third support frame is unfolded fixed, the steady heart in chassis is low, external force auxiliary need to be increased, reduce the set time, shorten time cost.
Description
Technical field
The present invention is a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge, belongs to Bridge Erector field.
Background technique
Bridge Erector is exactly the equipment that prefabricated beam piece is placed into prefabricated bridge pier and is got on, and Bridge Erector belongs to crane
Scope is put down after being then transported to position because its major function is to lift beam piece, Bridge Erector and lifting in general sense
Machine is very different, it is required that condition it is harsh, and there are beam on piece travelings, or cry vertical shift, and Bridge Erector is divided into erection
Highway bridge, conventional railway bridge, railway of passengers' private line bridge etc. is several, and the traffic bridge construction of modernization be unable to do without Bridge Erector, small curve half
Diameter bridge increases the overlap joint for focusing on beam piece, bearing capacity and the service life of overlapped precision directly affects bridge, existing
Bridge overlap joint needs to be finely adjusted, i.e. vertical shift adjusts positional relationship, when being finely adjusted using hydraulic cylinder, cannot be precisely controlled,
There is no accurate critique system, fine distinction can be generated, and needs to use bracket during the lapping process and be supported, it is existing
Supporting mechanism bottom heaviness is inadequate, support it is unstable and bottom installation need external force to assist, consuming time is long, need two days with
On time, when needing more overlap joint beam piece, time cost is high.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of segment spellings for adapting to small curve radius bridge
Bridge Erector is filled, inadequate to solve existing supporting mechanism bottom heaviness, support is unstable and installation needs external force to assist in bottom,
Consuming time is long, needs two days or more time, when needing more overlap joint beam pieces, the high problem of time cost.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of adaptation small curve radius
The Segmental assembling bridge-erecting machine of bridge, structure include movable stand, first support, headstock, compartment, fine strain of millet piece, second support, fine tuning system
System, third support frame, the compartment and headstock mechanical connection, are equipped with motor inside the headstock, solid on the compartment
Surely it is equipped with first support, the first support top is equipped with movable stand, the movable stand and compartment keeping parallelism, described
The movable stand other end third support frame is installed, set inside the third support frame there are two symmetrical micro-tensioning system, it is described
Micro-tensioning system be electrically connected with headstock, second support is installed between the first support and third support frame, described
Fine strain of millet piece is placed on two brackets.
The micro-tensioning system by center linkage structure, power drive mechanism, fine tuning correction system, indirect drive mechanism,
Synchronous balance structure, frame body, Weighting system composition, the power drive mechanism set there are two and are evenly distributed on third support
Top of the trellis two sides are simultaneously connect with electromechanics, and the power drive mechanism passes through underlying center linkage structure and fine tuning
The electrical connection of correction system, also and indirect drive mechanism mechanical connection, the indirect drive mechanism are same by being disposed below
Step balanced structure is matched with Weighting system.
Further, it is solid to be equipped with square fixed block, center column spinner, the first spring, spring for the center linkage structure
Fixed column, engaging column, the first traction rope, pushing block, trapezoidal pushing block, motion bar, the motion bar are equipped with the water chestnut of four compositions
Shape adjustable shelf, above two motion bars be fixed together by engaging column, the motion bar of side two is fixed on pushing block, described
Diamond shape adjustable shelf middle be equipped with square fixed block, the square fixed block rear and front end is embedded in by center column spinner
Frame body inner wall, is equipped with the first spring between the square fixed block upper and lower ends and spring fixed column, the spring is solid
Fixed column is fixedly installed togather with engaging column, is fixed on one by the first traction rope between the center column spinner and engaging column
It rises.
Further, the power drive mechanism is equipped with motor output shaft, synchronous belt, belt pulley, the first belt, the
Two belt pulleys, fixed pulling rope, fixing seat, driving wheel, the motor output shaft and positioned at the side that it is in horizontal plane together
Belt pulley the belt pulley and is disposed below the second belt pulley to pass through the first belt synchronous by synchronous belt synchronized links
Connection, the diameter of the belt pulley are greater than the second diameter pulley, and the second belt pulley fixed pulling rope, which bypasses, to be located at
Driving wheel and center column spinner below is tied, and second belt pulley is vertically fixed in frame body by fixing seat
Wall, the motor output shaft are located at the surface of frame body and connect with headstock electromechanics are located at.
Further, fine tuning correction system is equipped with contact block, L-type conducting rod, electric wire, the first sensing block, output
Line, conduit mitigate wheel, inverted T shaped hanger bar, and the inverted T shaped hanger bar is equipped with two and is evenly distributed on trapezoidal pushing block
Two sides, the trapezoidal pushing block and the sliding fitting of inverted T shaped hanger bar bottom surface, the vertical end of the inverted T shaped hanger bar is vertical
It is directly welded on the inner wall of frame body, the inverted T shaped hanger bar horizontal ends have far from that side of trapezoidal pushing block by electric welding
One has L-type conducting rod, and the L-type conducting rod faces that side of trapezoidal pushing block and is welded with a contact block, the ladder
Also electric welding has a contact block on shape pushing block, and the contact block described in the two is located at same level, the L-type conducting rod
It is connected with one first sensing block by electric wire, the first sensing block sets there are two and piles mutually, two first biographies
Feeling the distance between block is air gap, the first sensing block described in another and the contact block electrical connection on trapezoidal pushing block,
It is equipped with a conduit below the first sensing block, the conduit other end is equipped with mitigation and takes turns, and described first
Sensing block electric wire is electrically connected with headstock using coupling circuit after mitigating wheel through conduit.
Further, the indirect drive mechanism is equipped with shaft, spur rack, idler wheel, slideway, sector gear, perforation, institute
The shaft level stated is welded on that side frame body inner wall far from center linkage structure, and frame body inner wall opposite with shaft is provided with to be justified together
Columnar slideway, the shaft are equipped with sector gear far from the end of frame body inner wall, the sector gear and are located at it
The spur rack in left side is meshed, the spur rack back to sector gear the installation of that side lower horizontal there are two idler wheel, it is described
Idler wheel be also located in slideway and therewith using being slidably matched, the spur rack top and inverted T shaped hanger bar activity are touched, institute
The spur rack top stated has lacked a triangular gap close to that side of trapezoidal pushing block.
Further, the synchronous balance structure is equipped with the first angular wheel, rotary shaft, third angular wheel, puts down
Weigh bar, synchronous rope sheave, and the both ends horizontal of the balancing pole is welded on frame body inner wall two sides, the third angular wheel installation
In the middle of balancing pole, the balancing pole is located above Weighting system, the frame between the balancing pole and Weighting system
Internal wall two sides are fixedly installed with synchronous rope sheave, the synchronization rope sheave set there are two and mutually symmetrical with, described third cone
Shape gear set there are two and Vertical Meshing, first angular wheel set there are two and the two Vertical Meshing, wherein one
It is mechanically connected between a the third angular wheel and the first angular wheel by rotary shaft, the balancing pole and rotation
Shaft is orthogonal, the first angular wheel described in another and is punched through rope and is fixed together.
Further, the Weighting system sets a word hangers, screw rod, clump weight, wedge mouth, card hole, second spring, consolidates
Determine part, a word hangers plane perpendicular is welded with a screw rod, and the other end of the screw rod is vertically welded with a counterweight
Block, the clump weight and wedge mouth match, and the wedge mouth is the bottom for being opened in frame body, the bottom of the wedge mouth
Two sides are provided with card hole, and a fixing piece is equipped in the card hole, and the fixing piece is ladder structure of right angle, and described consolidates
Determine part and card hole and one second spring is installed between that side of frame body, what the fixing piece and card hole use were slidably matched
Mode, the both ends of a word hangers are provided with an opening rope and bypass the synchronization rope sheave and third for being positioned above two sides
Angular wheel transmission connection.
Beneficial effect
A kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge of the present invention, the electrical power movement of equipment, motor
Output shaft is with rotation, then under belt pulley, the second pulley drive, makes transmission more steady, finally in fixed pulling rope
The center column spinner of center linkage structure is allowed to rotate under effect, the first traction rope is shunk, and the first spring is compressed, and is located at two sides ladder
Shape pushing block is pushed out, and gradually pushes away spur rack down, and the distance of two first contact blocks constantly reduces, and is finally touched, therewith
The air gap of associated two first sensings block is being gradually increased, and the variation of air gap causes the variation of inductance, and inductance signal passes through
Inductance signal is converted into voltage signal, after Jing Jianbo, linearity correction and amplification by coupling circuit processing.Transport to range swithching at
Circuit, then ammeter is given by circuit, it is indicated that relative variation is adjusted the output quantity of motor according to this variable quantity, indirectly
The effect of center of gravity fine tuning is played, secondly, will drive the sector gear operating being engaged with during spur rack decline, in rope
Under the action of, synchronous balance structure starts running, and by the transmission of the first angular wheel, third angular wheel, power is uniformly divided
Could be two strands behind booth, it slacks off, left-right balance closes after driving the clump weight for being suspended on screw rod uniformly to decline with wedge tone, will
Fixing piece contracts toward card hole, fill up clump weight and the long-term skimming wear of wedge mouth and caused by gap, increase compactness, clump weight
Decline increases third support frame bottom weight, and center of gravity also reduces, and improves the stability of its support, it is possible to reduce bottom installation
Process improves stability, is third angular wheel long-time service in order to prevent in this balancing pole without increasing external force auxiliary
Shifting causes strength to share unevenness, and the present invention is equipped with micro-tensioning system, fine tuning correction system, synchronous balance structure, counterweight system
System, increases the weight of pedestal, improves its stability, and center of gravity reduces, and can also carry out center of gravity adjusting according to fine tuning correction system,
Suitable for the beam oblique cut grafting of any bridge, especially small curve radius bridge, when third support frame is unfolded fixed, chassis is steady
The heart is low, need to increase external force auxiliary, reduce the set time, shorten time cost.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram for the Segmental assembling bridge-erecting machine for adapting to small curve radius bridge of the present invention.
Fig. 2 is the structural schematic diagram of micro-tensioning system of the present invention.
Fig. 3 is the detailed construction schematic diagram of micro-tensioning system of the present invention.
Fig. 4 is the schematic enlarged-scale view of A in Fig. 3.
Fig. 5 is the schematic enlarged-scale view of B in this Fig. 3.
In figure: movable stand -1, first support -2, headstock -3, compartment -4, fine strain of millet piece -5, second support -6, micro-tensioning system -7,
Third support frame -8, center linkage structure -71, power drive mechanism -72, fine tuning correction system -73, indirect drive mechanism -74,
Synchronous balance structure -75, frame body -76, Weighting system -77, square fixed block -711, center column spinner -712, the first spring -
713, spring fixed column -714, engaging column -715, the first traction rope -716, pushing block -717, trapezoidal pushing block -718, activity
Bar -719, synchronous belt -722, belt pulley -723, the first belt -724, the second belt pulley -725, is consolidated motor output shaft -721
Determine drawstring -726, fixing seat -727, driving wheel -728, contact block -731, L-type conducting rod -732, electric wire -733, the first sensing
Block -734, output line -735, conduit -736, mitigate wheel -737, inverted T shaped hanger bar -738, shaft -741, spur rack -742,
Idler wheel -743, slideway -744, sector gear -745, the -746, first angular wheel -751 of perforation, rotary shaft -752, third cone
Shape gear -753, balancing pole -754, synchronous rope sheave -755, a word hangers -771, screw rod -772, clump weight -773, wedge mouth -
774, card hole -775, second spring -776, fixing piece -777.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment
Fig. 1-Fig. 5 is please referred to, the present invention provides a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge, structure
It is described including movable stand 1, first support 2, headstock 3, compartment 4, fine strain of millet piece 5, second support 6, micro-tensioning system 7, third support frame 8
Compartment 4 and headstock 3 be mechanically connected, motor is equipped with inside the headstock 3, is fixed with first support on the compartment 4
2,2 top of first support is equipped with movable stand 1,4 keeping parallelism of the movable stand 1 and compartment, the movable stand 1
The other end is equipped with third support frame 8, and the fine tuning there are two symmetrical micro-tensioning system 7 is set inside the third support frame 8
System 7 is electrically connected with headstock 3, is equipped with second support 6 between the first support 2 and third support frame 8, and described second
Fine strain of millet piece 5 is placed on bracket 6.
The micro-tensioning system 7 is by center linkage structure 71, power drive mechanism 72, fine tuning correction system 73, indirectly biography
Motivation structure 74, synchronous balance structure 75, frame body 76, Weighting system 77 form, and the power drive mechanism 72 is set there are two simultaneously
It is evenly distributed on 8 top two sides of third support frame and is connect with electromechanics, under the power drive mechanism 72 is by being located at
The center linkage structure 71 and fine tuning correction system 73 of side are electrically connected, and are also mechanically connected with indirect drive mechanism 74, between described
Transmission mechanism 74 is connect to match by the synchronous balance structure 75 being disposed below with Weighting system 77.
The center linkage structure 71 is equipped with square fixed block 711, center column spinner 712, the first spring 713, spring
Fixed column 714, engaging column 715, the first traction rope 716, pushing block 717, trapezoidal pushing block 718, motion bar 719, the work
Lever 719 is equipped with the diamond shape adjustable shelfs of four compositions, above two motion bars 719 be fixed together by engaging column 715, side
Two motion bars 719 are fixed on pushing block 717, and the middle of the diamond shape adjustable shelf is equipped with square fixed block 711, described
711 rear and front end of square fixed block 76 inner wall of frame body is embedded in by center column spinner 712, in the square fixed block 711
First spring 713 is installed, the spring fixed column 714 and engaging column 715 are fixed between lower both ends and spring fixed column 714
It is installed together, is fixed together between the center column spinner 712 and engaging column 715 by the first traction rope 716.
The power drive mechanism 72 is equipped with motor output shaft 721, synchronous belt 722, belt pulley 723, the first belt
724, the second belt pulley 725, fixed pulling rope 726, fixing seat 727, driving wheel 728, the motor output shaft 721 and be located at its
The belt pulley 723 of the side of horizontal plane is in together by 722 synchronized links of synchronous belt, the belt pulley 723 and positioned at it
The second belt pulley of lower section 725 is greater than the second belt pulley by 724 synchronized links of the first belt, the diameter of the belt pulley 723
725 diameters, second belt pulley 725 bypass the driving wheel 728 and center column spinner being disposed below with fixed pulling rope 726
712 are tied, and second belt pulley 725 is vertically fixed on 76 inner wall of frame body by fixing seat 727, and the motor is defeated
Shaft 721 is located at the surface of frame body 76 and connect with 3 electromechanics of headstock are located at.
The described fine tuning correction system 73 be equipped with contact block 731, L-type conducting rod 732, electric wire 733, first sense block 734,
Output line 735, conduit 736 mitigate wheel 737, inverted T shaped hanger bar 738, and the inverted T shaped hanger bar 738 is equipped with two simultaneously
It is even to be distributed in trapezoidal 718 two sides of pushing block, the trapezoidal pushing block 718 and the sliding fitting of 738 bottom surface of inverted T shaped hanger bar, institute
The vertical end for the inverted T shaped hanger bar 738 stated is the inner wall for being vertically welded in frame body 76,738 horizontal ends of inverted T shaped hanger bar
That side far from trapezoidal pushing block 718 has one to have L-type conducting rod 732 by electric welding, and the L-type conducting rod 732 is just
It is welded with a contact block 731 against trapezoidal that side of pushing block 718, being also welded on the trapezoidal pushing block 718 has one to connect
Contact block 731, the contact block 731 described in the two are located at same level, and the L-type conducting rod 732 is connected by electric wire 733
There is one first sensing block 734, the first sensing block 734 sets there are two and piles mutually, two first sensing blocks 734
The distance between be air gap, the first sensing block 734 described in another and the electricity of contact block 731 on trapezoidal pushing block 718
Connection, described first senses equipped with a conduit 736 below block 734, and 736 other end of conduit is equipped with mitigation
Wheel 737, the described first sensing block 734 electric wire 733 are mitigated after wheel 737 with headstock 3 through conduit 736 using coupling
Circuit electrical connection.
The indirect drive mechanism 74 is equipped with shaft 741, spur rack 742, idler wheel 743, slideway 744, sector gear
745, perforation 746,741 level of shaft is welded on that 76 inner wall of side frame body far from center linkage structure 71, with shaft
741 opposite 76 inner walls of frame body are provided with columned slideway 744 together, and the shaft 741 is pacified far from the end of 76 inner wall of frame body
Equipped with sector gear 745, the sector gear 745 and the spur rack 742 on the left of it are meshed, the spur rack
742 back to sector gear 745 the installation of that side lower horizontal there are two idler wheel 743, the idler wheel 743 is also located at slideway 744
Interior and therewith using being slidably matched, 742 top of spur rack and 738 activity of inverted T shaped hanger bar are touched, the spur rack
742 tops have lacked a triangular gap close to trapezoidal that side of pushing block 718.
The synchronous balance structure 75 be equipped with the first angular wheel 751, rotary shaft 752, third angular wheel 753,
Balancing pole 754, synchronous rope sheave 755, the both ends horizontal of the balancing pole 754 are welded on 76 inner wall two sides of frame body, and described the
Triconic gear 753 is mounted on the middle of balancing pole 754, and the balancing pole 754 is located at 77 top of Weighting system, described
76 inner wall two sides of frame body between balancing pole 754 and Weighting system 77 are fixedly installed with synchronous rope sheave 755, the synchronization rope sheave
755 set there are two and it is mutually symmetrical with, the third angular wheel 753 set there are two and Vertical Meshing, described first
Angular wheel 751 set there are two and the two Vertical Meshing, third angular wheel 753 and the first conical tooth described in one of them
It being mechanically connected between wheel 751 by rotary shaft 752, the balancing pole 754 and rotary shaft 752 are orthogonal, another
First angular wheel 751 and perforation 746 are fixed together by rope.
The Weighting system 77 sets a word hangers 771, screw rod 772, clump weight 773, wedge mouth 774, card hole 775,
Two springs 776, fixing piece 777,771 plane perpendicular of a word hangers are welded with a screw rod 772, the screw rod 772
The other end is vertically welded with a clump weight 773, and the clump weight 773 and wedge mouth 774 match, the wedge mouth
774 be the bottom for being opened in frame body 76, and the two sides of the bottom face of the wedge mouth 774 is provided with card hole 775, in the card hole 775
Equipped with a fixing piece 777, the fixing piece 777 is ladder structure of right angle, and the fixing piece 777 and card hole 775 are close
One second spring 776, the fixing piece 777 and card hole 775 are installed using the side being slidably matched between that side of frame body 76
Formula, the both ends of a word hangers 771 are provided with an opening rope and bypass 755 He of synchronization rope sheave for being positioned above two sides
Third angular wheel 753 is sequentially connected.
The electrical power of equipment moves, and motor output shaft 721 is with rotation, then in belt pulley 723, the second belt pulley
Under 725 transmissions, makes transmission more steady, the center of center linkage structure 71 is finally allowed to rotate under the action of fixed pulling rope 726
Column 712 rotates, and the first traction rope 716 is shunk, and the first spring 713 is compressed, and positioned at two sides, trapezoidal pushing block 718 is pushed out, by
Step pushes away spur rack 742 down, and the distance of two first contact blocks 731 constantly reduces, and finally touches, and two be associated the
The air gap of one sensing block 734 is being gradually increased, and the variation of air gap causes the variation of inductance, and inductance signal passes through at coupling circuit
Inductance signal is converted into voltage signal, after Jing Jianbo, linearity correction and amplification by reason.Range swithching is transported at circuit, then by electricity
Give ammeter in road, it is indicated that relative variation is adjusted the output quantity of motor according to this variable quantity, plays center of gravity fine tuning indirectly
Effect, operated secondly, will drive the sector gear 745 that is engaged with during spur rack 742 declines, in the effect of rope
Under, synchronous balance structure 75 starts running, and by the transmission of the first angular wheel 751, third angular wheel 753, power is uniform
After sharing could two strands, slack off, left-right balance drive be suspended on screw rod 772 clump weight 773 uniformly decline after with wedge
Mouthfuls 774 coincide, and fixing piece 777 is contracted toward card hole 775, fill up clump weight 773 and the long-term skimming wear of wedge mouth 774 and caused by
Gap increases compactness, and the decline of clump weight 773 increases by 8 bottom heaviness of third support frame, and center of gravity also reduces, and improves its support
Stability, it is possible to reduce bottom installation process without increase external force auxiliary, improve stability, in this balancing pole 754
It is that the long-time service of third angular wheel 753 in order to prevent shifts strength is caused to share unevenness, the present invention is equipped with micro-tensioning system
7, correction system 73, synchronous balance structure 75, Weighting system 77 are finely tuned, increases the weight of pedestal, improves its stability, center of gravity
It reduces, center of gravity adjusting can also be carried out according to fine tuning correction system 73, be suitable for any bridge, especially small curve radius bridge
Beam oblique cut grafting, when third support frame 8 is unfolded fixed, the steady heart in chassis is low, external force auxiliary need to be increased, reduce the set time,
Shorten time cost.
Inverted T shaped hanger bar 738 of the present invention, which is adopted, to be made from an insulative material, and electric conductivity is poor, such as polyester material.
Problems solved by the invention is that existing supporting mechanism bottom heaviness is inadequate, and support is unstable and installation needs in bottom
External force is wanted to assist, consuming time is long, needs two days or more time, and when needing more overlap joint beam pieces, time cost is high, the present invention
By being combined with each other for above-mentioned component, the present invention is equipped with micro-tensioning system 7, fine tuning correction system 73, synchronous balance structure 75, counterweight
System 77 increases the weight of pedestal, improves its stability, and center of gravity reduces, and can also carry out weight according to fine tuning correction system 73
The heart is adjusted, and is suitable for the beam oblique cut grafting of any bridge, especially small curve radius bridge, when third support frame 8 is unfolded fixed,
The steady heart in chassis is low, need to increase external force auxiliary, reduce the set time, shorten time cost.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. it is a kind of adapt to small curve radius bridge Segmental assembling bridge-erecting machine, structure include movable stand (1), first support (2),
Headstock (3), compartment (4), fine strain of millet piece (5), second support (6), micro-tensioning system (7), third support frame (8), the compartment (4) and
Headstock (3) mechanical connection, the headstock (3) is internal to be equipped with motor, is fixed with first support (2) on the compartment (4),
Described first support (2) top is equipped with movable stand (1), the movable stand (1) and compartment (4) keeping parallelism, described
Movable stand (1) other end is equipped with third support frame (8), is set inside the third support frame (8) and is finely tuned system there are two symmetrical
It unites (7), it is characterised in that:
The micro-tensioning system (7) is electrically connected with headstock (3), is installed between the first support (2) and third support frame (8)
Have second support (6), be placed in the second support (6) fine strain of millet piece (5), the micro-tensioning system (7) is linked by center and tied
Structure (71), power drive mechanism (72), fine tuning correction system (73), indirect drive mechanism (74), synchronous balance structure (75), frame
Body (76), Weighting system (77) composition；
The power drive mechanism (72) set there are two and be evenly distributed at the top of third support frame (8) two sides and with motor machine
Tool connection, the power drive mechanism (72) pass through underlying center linkage structure (71) and fine tuning correction system (73)
Electrical connection, also and indirect drive mechanism (74) mechanical connection, the indirect drive mechanism (74) are same by being disposed below
Step balanced structure (75) is matched with Weighting system (77).
2. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 1, it is characterised in that: institute
The center linkage structure (71) stated is solid equipped with square fixed block (711), center column spinner (712), the first spring (713), spring
Fixed column (714), engaging column (715), the first traction rope (716), pushing block (717), trapezoidal pushing block (718), motion bar
(719)。
3. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 2, it is characterised in that: institute
The motion bar (719) stated be equipped with four composition diamond shape adjustable shelfs, above two motion bars (719) by engaging column (715) consolidate
It is scheduled on together, the motion bar (719) of side two is fixed on pushing block (717), and the middle of the diamond shape adjustable shelf is equipped with
Square fixed block (711), the square fixed block (711) rear and front end are embedded in frame body (76) by center column spinner (712)
Inner wall is equipped with the first spring (713), institute between the square fixed block (711) upper and lower ends and spring fixed column (714)
The spring fixed column (714) stated is fixedly installed togather with engaging column (715), the center column spinner (712) and engaging column
(715) it is fixed together between by the first traction rope (716).
4. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 1, it is characterised in that: institute
The power drive mechanism (72) stated is equipped with motor output shaft (721), synchronous belt (722), belt pulley (723), the first belt
(724), the second belt pulley (725), fixed pulling rope (726), fixing seat (727), driving wheel (728), the motor output shaft
(721) and the belt pulley (723) positioned at the side that it is in horizontal plane together passes through synchronous belt (722) synchronized links, described
Belt pulley (723) and it is disposed below the second belt pulley (725) by the first belt (724) synchronized links, the belt pulley
(723) diameter is greater than the second belt pulley (725) diameter, and second belt pulley (725) bypasses position with fixed pulling rope (726)
In below driving wheel (728) and center column spinner (712) be tied, second belt pulley (725) passes through fixation
Seat (727) is vertically fixed on frame body (76) inner wall, the motor output shaft (721) be located at the surface of frame body (76) and with position
It is connected in headstock (3) electromechanics.
5. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 1, it is characterised in that: institute
State fine tuning correction system (73) be equipped with contact block (731), L-type conducting rod (732), electric wire (733), first sensing block (734),
Output line (735), conduit (736) mitigate wheel (737), inverted T shaped hanger bar (738), and the inverted T shaped hanger bar (738) is set
There are two and is evenly distributed on trapezoidal pushing block (718) two sides, the trapezoidal pushing block (718) and inverted T shaped hanger bar (738)
Bottom surface sliding fitting, the vertical end of the inverted T shaped hanger bar (738) is the inner wall for being vertically welded in frame body (76), described
Inverted T shaped that side of hanger bar (738) horizontal ends far from trapezoidal pushing block (718) has one to have L-type conducting rod by electric welding
(732), the L-type conducting rod (732) faces trapezoidal pushing block (718) that side and is welded with a contact block (731), described
Trapezoidal pushing block (718) on also electric welding have a contact block (731), the contact block (731) described in the two is located at same water
Plane, the L-type conducting rod (732) is connected with one first sensing block (734) by electric wire (733), described positioned at trapezoidal
Contact block (731) on pushing block (718) is also electrically connected with one first sensing block (734), and two first sensing blocks (734) are mutual
It is symmetrical and the distance between be air gap, it is described first to sense block by the way that electric wire (733) are connect with L-type conducting rod (732)
(734) lower section is equipped with a conduit (736), and the conduit (736) other end is equipped with mitigation wheel (737), described and L
Type conducting rod (732) is bypassed with electric wire (733) through conduit (736) by the first sensing block (734) that electric wire (733) connect
Wheel (737) is mitigated to be electrically connected with headstock (3) using coupling circuit afterwards.
6. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 1, it is characterised in that: institute
The indirect drive mechanism (74) stated is equipped with shaft (741), spur rack (742), idler wheel (743), slideway (744), sector gear
(745), it perforates (746), the shaft (741) level is welded in that side frame body (76) far from center linkage structure (71)
Wall is provided with columned slideway (744) together with respect to frame body (76) inner wall with shaft (741), and the shaft (741) is far from frame
The end of body (76) inner wall is equipped with sector gear (745), the sector gear (745) and the spur rack on the left of it
(742) be meshed, the spur rack (742) back to sector gear (745) the installation of that side lower horizontal there are two idler wheel
(743), the idler wheel (743) is also located in slideway (744) and therewith using being slidably matched, and the spur rack (742) pushes up
End is touched with inverted T shaped hanger bar (738) activity, and the spur rack (742) top is lacked close to trapezoidal pushing block (718) that side
One triangular gap.
7. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 1, it is characterised in that: institute
The synchronous balance structure (75) stated is equipped with the first angular wheel (751), rotary shaft (752), third angular wheel (753), puts down
It weighs bar (754), synchronous rope sheave (755), the both ends horizontal of the balancing pole (754) is welded on frame body (76) inner wall two sides, institute
The third angular wheel (753) stated is mounted on the middle of balancing pole (754), and the balancing pole (754) is located at Weighting system
(77) top, frame body (76) inner wall two sides between the balancing pole (754) and Weighting system (77) are fixedly installed with synchronous
Rope sheave (755), the synchronization rope sheave (755) set there are two and it is mutually symmetrical with, the third angular wheel (753) is equipped with
Two and Vertical Meshing, first angular wheel (751) set there are two and the two Vertical Meshing, described in one of them
Third angular wheel (753) and the first angular wheel (751) between be mechanically connected by rotary shaft (752), it is described flat
It weighs bar (754) and rotary shaft (752) is orthogonal, the first angular wheel (751) and perforation (746) described in another pass through
Rope is fixed together.
8. a kind of Segmental assembling bridge-erecting machine for adapting to small curve radius bridge according to claim 1, it is characterised in that: institute
The Weighting system (77) stated set a word hangers (771), screw rod (772), clump weight (773), wedge mouth (774), card hole (775),
Second spring (776), fixing piece (777), described word hangers (771) plane perpendicular is welded with a screw rod (772), described
The other end of screw rod (772) is vertically welded with a clump weight (773), and the clump weight (773) and wedge mouth (774) match
It closes, the wedge mouth (774) is the bottom for being opened in frame body (76), and the two sides of the bottom face of the wedge mouth (774) is provided with card
Hole (775), the card hole (775) is interior to be equipped with a fixing piece (777), and the fixing piece (777) is ladder structure of right angle,
The fixing piece (777) and card hole (775) is equipped with a second spring (776) between frame body (76) that side, described
Fixing piece (777) and card hole (775) by the way of being slidably matched, the both ends of a word hangers (771) are provided with one
Opening rope bypasses the synchronization rope sheave (755) for being positioned above two sides and third angular wheel (753) transmission connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439933.0A CN108149588B (en) | 2017-12-27 | 2017-12-27 | A kind of Segmental assembling bridge-erecting machine adapting to small curve radius bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439933.0A CN108149588B (en) | 2017-12-27 | 2017-12-27 | A kind of Segmental assembling bridge-erecting machine adapting to small curve radius bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108149588A CN108149588A (en) | 2018-06-12 |
| CN108149588B true CN108149588B (en) | 2019-10-25 |
Family
ID=62462127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711439933.0A Active CN108149588B (en) | 2017-12-27 | 2017-12-27 | A kind of Segmental assembling bridge-erecting machine adapting to small curve radius bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108149588B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108943875B (en) * | 2018-07-03 | 2024-06-14 | 广州太登新材料有限公司 | Filling device for foaming agent filling bag |
| CN112252196B (en) * | 2019-09-20 | 2022-04-12 | 重庆工业职业技术学院 | Bridge protection frame locking device |
| CN110593120A (en) * | 2019-09-30 | 2019-12-20 | 中国十七冶集团有限公司 | Movable counterweight device for bridge closure and use method |
| CN111472274B (en) * | 2020-03-18 | 2021-10-26 | 中国建筑第二工程局有限公司 | Device for adjusting folding line shape of segmental prefabricated assembled bridge |
| CN111664832B (en) * | 2020-06-22 | 2021-11-23 | 中铁二院工程集团有限责任公司 | Method for establishing independent elevation system for bridge construction in area with abnormal and significant gravity |
| CN116164881B (en) * | 2022-12-17 | 2024-05-10 | 廊坊西波尔钻石技术有限公司 | Calibration system and calibration method of barometric instrument |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3026545B2 (en) * | 1995-08-18 | 2000-03-27 | 株式会社ピー・エス | Bridge girder erection method and device |
| JPH10219627A (en) * | 1997-02-07 | 1998-08-18 | Kawada Kensetsu Kk | Pc girder erection device |
| CN1609341A (en) * | 2003-10-22 | 2005-04-27 | 上海市基础工程公司 | Over head bridge erection construction technology |
| CN2753788Y (en) * | 2005-01-06 | 2006-01-25 | 北京万桥兴业机械有限公司 | Auxiliary nose-girder type bridging machine |
| CN100999895A (en) * | 2006-10-24 | 2007-07-18 | 邹煜 | Longspan bridge erecting apparatus and erecting method thereof |
| CN201635018U (en) * | 2009-11-06 | 2010-11-17 | 武汉通联路桥机械技术有限公司 | Bridge-erecting machine suitable for section assembly of small-curve-radius bridges |
| CN201952741U (en) * | 2010-12-21 | 2011-08-31 | 郑州市华中建机有限公司 | Multifunctional bridge erecting machine |
| CN102304896A (en) * | 2011-07-08 | 2012-01-04 | 温州合力建设机械有限公司 | Section assembling bridge girder erection machine |
-
2017
- 2017-12-27 CN CN201711439933.0A patent/CN108149588B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108149588A (en) | 2018-06-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108149588B (en) | A kind of Segmental assembling bridge-erecting machine adapting to small curve radius bridge | |
| CN101775969B (en) | Tower type combined drive pumping unit without guide wheel | |
| CN108442246B (en) | A kind of highway bridge pipeline support equipment | |
| CN106627216A (en) | Movable supporting platform special for installation of charging pile and working method of movable supporting platform | |
| CN107521536A (en) | A kind of architectural engineering clamps conveying arrangement with building materials material | |
| CN106740187A (en) | A kind of rotary charging pile with crashworthiness | |
| CN201620358U (en) | Gantry crane for down-type bridge-erecting machine | |
| CN102434128A (en) | Walking beam type electric manually-balanced pumping unit | |
| CN207915209U (en) | A kind of bull metal composite plate-polishing machine | |
| CN209716452U (en) | A kind of molten steel tapping equipment of regulating flow quantity flow velocity | |
| CN101979300A (en) | Elevator speed limiter tensioning device | |
| CN107098271B (en) | It is a kind of to stablize the double-hung road and bridge crane for lifting by crane larger construction material | |
| CN210341600U (en) | Bow-back type overhead inverted arch trestle | |
| CN209523519U (en) | A kind of extendible support device | |
| CN108128187A (en) | New-energy electric vehicle packaged type electric automobile charging pile | |
| CN106894349A (en) | A kind of bridge of high-mechanic intensity | |
| CN104772815B (en) | A kind of production die for manufacturing fabricated member | |
| CN109357857A (en) | Hitch even hangs pilot system | |
| CN115626564A (en) | Assembled stair hoist device | |
| CN209494278U (en) | A kind of extendible Multifunctional supporting sidesway charging parking machine | |
| CN110963436B (en) | Lifting and mounting device for concrete prefabricated part | |
| CN107572437A (en) | A kind of communication engineering hoist engine | |
| CN221343630U (en) | Multi-angle hoisting trolley | |
| CN109653579A (en) | A kind of extendible Multifunctional supporting sidesway charging parking machine | |
| CN208686165U (en) | Lifting parking equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190923 Address after: 362000 2nd floor 204, Shangxue 78, Huangling Village, Zhangbanzhen, Quanzhou City, Fujian Province Applicant after: Quanzhou Biaoyu Machinery Technology Co., Ltd. Address before: 362000 Juyun Science and Technology Research and Development Center, Block B, Wanda Plaza, Fengze District, Quanzhou City, Fujian Province Applicant before: Fujian poly cloud Polytron Technologies Inc |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20180612 Assignee: QUANZHOU TAIWANESE INVESTMENT ZONE HUALIN DESIGN Co.,Ltd. Assignor: Quanzhou Biaoyu Machinery Technology Co., Ltd. Contract record no.: X2020350000018 Denomination of invention: Section assembly bridge girder erection machine suitable for bridge with small curve radius Granted publication date: 20191025 License type: Common License Record date: 20200316 |
|
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: QUANZHOU TAIWANESE INVESTMENT ZONE HUALIN DESIGN Co.,Ltd. Assignor: Quanzhou Biaoyu Machinery Technology Co.,Ltd. Contract record no.: X2020350000018 Date of cancellation: 20200623 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201019 Address after: 056000 Jingliu road Dongwei jiulu south, Shangcheng Industrial Zone, Chengan County, Handan City, Hebei Province Patentee after: HANDAN BEIHENG ENGINEERING MACHINE Co.,Ltd. Address before: 362000 2nd floor 204, Shangxue 78, Huangling Village, Zhangbanzhen, Quanzhou City, Fujian Province Patentee before: Quanzhou Biaoyu Machinery Technology Co.,Ltd. |