CN208645302U - Bridge Erector maintenance tool - Google Patents

Abstract

The utility model belongs to Bridge Erector repair apparatus technical field more particularly to Bridge Erector maintenance tool.Bridge Erector maintenance tool includes cushion block, two the first wheels, two the first lead screws, two first sleeves, two the first worm gears, first connecting rod, two the second wheels, two the second lead screws, two second sleeves, two the second worm gears, second connecting rod and driving mechanisms；Cushion block is in prism-frustum-shaped；Two the first wheels and two the second wheels are located at the opposite two sides of cushion block；First connecting rod and cushion block are rotatablely connected, and drive the first wheel to move up and down by the first worm gear, first sleeve and the first lead screw；Second connecting rod and cushion block are rotatablely connected, and drive the second wheel to move up and down by the second worm gear, second sleeve and the second lead screw；Driving mechanism drives first connecting rod and second connecting rod rotation.The maintenance tool load capacity is big, and can uniformly transfer load to ground.In addition, the maintenance tool reduces security risk, while easy to remove, it is time saving and energy saving.

Description

Bridge Erector maintenance tool

Technical field

The utility model belongs to Bridge Erector repair apparatus technical field more particularly to Bridge Erector maintenance tool.

Background technique

Bridge Erector is the equipment being placed on prefabricated bridge member on corresponding bridge pier, belongs to Large-scale Hoisting equipment, It mainly include horn, multiple trolleys and multiple supporting legs.In use, first adjusting the position of each supporting leg, lifting is then utilized Trolley slings bridge member, then bridge member is transported to designated position by vertical shift of the trolley on horn.

Bridge Erector is large bridge construction equipment, directly affects the construction safety of project, therefore, should be periodically to Bridge Erector It is overhauled.When maintenance, frock pad is located between ground and Bridge Erector, Bridge Erector is supported, easy access personnel behaviour Make.

The volume of Bridge Erector is big, weight is big, for example, TJ165 type Bridge Erector weight up to 144 tons, currently used support Tooling such as hydraulic lifting post or jack, load capacity is small, and be easy to cause stress to concentrate, ground damage is caused to cause to build bridge Machine inclination；In addition, if hydraulic transmission part breaks down, safe thing occurs when service personnel enters Bridge Erector lower work Therefore risk it is big.Currently used supporting tool further includes pad pier, to improve support strength and convenient for operation, usually by pad pier Height is set as 1 meter to 1.5 meters, and the weight of pad pier is about several hundred kilograms, due to needing frequent move when maintenance Bridge Erector Dynamic pad pier position, time-consuming and laborious, reduction overhaul efficiency when service personnel pushes pad pier.

Utility model content

In view of this, the utility model embodiment provides Bridge Erector maintenance tool, it is intended to it is negative to solve hydraulic pressure support tooling Loading capability is small, be easy to cause stress to concentrate and there are problems that security risk, while it is mobile to solve the problems, such as that pad pier is difficult to.

In order to achieve the above objectives, the technical scheme adopted by the utility model is

Bridge Erector maintenance tool, comprising:

Cushion block is in prism-frustum-shaped, and upper surface is used to support Bridge Erector, and lower end surface is set on the ground for padding；

Two the first wheels positioned at the first side of the cushion block, and are arranged side by side；

Two the first lead screws are corresponded with two first wheels；The lower part of each first lead screw with it is corresponding The first wheel be fixedly connected, and for driving corresponding first wheel to move up and down；

Two first sleeves are corresponded with two first lead screws；Each first sleeve is sheathed on corresponding The top of first lead screw, and connected with corresponding first threads of lead screw；Each first sleeve and the cushion block are rotatablely connected, And for driving corresponding first lead screw to move up and down；

Two the first worm gears are corresponded with two first sleeves；Each first worm gear set is set to corresponding In first sleeve, and for driving corresponding first sleeve to rotate；

First connecting rod is rotatablely connected with the cushion block, and is equipped with for the helical tooth with two the first worm gear engagements And for driving two the first worm gear rotations；

Two the second wheels positioned at second side of the cushion block opposite with two first wheels, and are arranged side by side； Two first wheels and two second wheels are evenly distributed on the edge of the cushion block；

Two the second lead screws are corresponded with two second wheels；The lower part of each second lead screw with it is corresponding The second wheel be fixedly connected, and for driving corresponding second wheel to move up and down；

Two second sleeves are corresponded with two second lead screws；Each second sleeve is sheathed on corresponding The top of second lead screw, and connected with corresponding second threads of lead screw；Each second sleeve and the cushion block are rotatablely connected, And for driving corresponding second lead screw to move up and down；

Two the second worm gears are corresponded with two second sleeves；Each second worm gear set is set to corresponding In second sleeve, and for driving corresponding second sleeve to rotate；

Second connecting rod is rotatablely connected with the cushion block, and is equipped with for the helical tooth with two the second worm gear engagements And for driving two the second worm gear rotations；With

Driving mechanism, setting are connected with the first connecting rod and the second connecting rod on the cushion block, and respectively, are used for The first connecting rod and the second connecting rod is driven to rotate.

Further, the driving mechanism includes:

First bevel gear is sheathed on the first connecting rod, and for driving the first connecting rod to rotate；

Second bevel gear is engaged with the first bevel gear；

Third hand tap gear is sheathed on the second connecting rod, and for driving the second connecting rod to rotate；

4th bevel gear engages with the third hand tap gear；

Adjusting rod is rotatablely connected with the cushion block, and first end is arranged in the second bevel gear, and second end is worn In on the 4th bevel gear, for driving the first bevel gear to rotate by the second bevel gear, and it is used to pass through institute State the rotation of third hand tap gear described in the 4th bevel gear driving；With

Drive member, setting are connected on the cushion block, and with the adjusting rod, for driving the adjusting rod to rotate.

Further, the drive member includes:

5th bevel gear is sheathed on the middle part of the adjusting rod, and for driving the adjusting rod to rotate；

6th bevel gear engages with the 5th bevel gear；With

Crank is rotatablely connected with the cushion block, and is arranged on the 6th bevel gear, for passing through the 6th cone tooth The rotation of 5th bevel gear described in wheel drive.

Further, Bridge Erector maintenance tool further include:

Multiple partitions enclose with the cushion block and are set as driving cavity；It is the first bevel gear, the second bevel gear, described Third hand tap gear, the 4th bevel gear, the adjusting rod, the 5th bevel gear and the 6th bevel gear are respectively positioned on driving In cavity；

The adjusting rod and the crank are rotatablely connected with corresponding partition.

Further, Bridge Erector maintenance tool further include:

Multiple first baffles enclose with the cushion block and are set as the first transmission cavity；Two first lead screws, two described One sleeve, two first worm gears and the first connecting rod are respectively positioned in the first drive cavity body；The first connecting rod and each The first sleeve is rotatablely connected with corresponding first baffle；With

Multiple second baffles enclose with the cushion block and are set as the second transmission cavity；Two second lead screws, two described Two sleeves, two second worm gears and the second connecting rod are respectively positioned in the second drive cavity body；The second connecting rod and each The second sleeve is rotatablely connected with corresponding second baffle.

Further, each first wheel and each second wheel are universal wheel.

Further, the cushion block is assemblied to form by multiple supporting plates.

Further, it is equipped in the inner cavity of the cushion block multiple for improving the reinforcing rib of support strength.

Further, the upper surface of the cushion block is equipped with flexible material pad.

Further, the cushion block is equipped with the handle for gripping.

By adopting the above-described technical solution, the technological progress that the utility model obtains is:

Cushion block is in prism-frustum-shaped, and upper surface is used to support Bridge Erector, and lower end surface is set on the ground for padding.Two the first vehicles Wheel and two the second wheels two sides that be separately positioned on cushion block opposite, and it is evenly distributed on the edge of cushion block, it is used in cushion block Cushion block is supported when mobile, cushion block easy to remove.

The lower part of first lead screw is fixedly connected with corresponding first wheel；First sleeve is sheathed on corresponding first lead screw Top, and connect with the first threads of lead screw；First sleeve and cushion block are rotatablely connected；First worm gear set is set to corresponding first sleeve On；First connecting rod and cushion block are rotatablely connected, and are equipped with for the helical tooth with the engagement of two the first worm gears.When first connecting rod rotates When, driving the first worm gear rotation, the first worm gear drives first sleeve to rotate, first sleeve driving the first lead screw rotation, and first Thick stick drives the first wheel to move up and down.

The lower part of second lead screw is fixedly connected with corresponding second wheel；Second sleeve is sheathed on corresponding second lead screw Top, and connect with the second threads of lead screw；Second sleeve and cushion block are rotatablely connected；Second worm gear set is set to corresponding second sleeve On；Second connecting rod and cushion block are rotatablely connected, and are equipped with for the helical tooth with the engagement of two the second worm gears.When second connecting rod rotates When, driving the second worm gear rotation, the second worm gear drives second sleeve to rotate, second sleeve driving the second lead screw rotation, and second Thick stick drives the second wheel to move up and down.

Driving mechanism setting is connected on cushion block, and respectively with first connecting rod and second connecting rod, for driving first connecting rod It is rotated with second connecting rod.

The beneficial effects of adopting the technical scheme are that the Bridge Erector maintenance tool load capacity in this programme Greatly, and load can be uniformly transferred to bottom surface, to eliminate the phenomenon that stress is concentrated.In addition, the maintenance tool reduces peace Full hidden danger, at the same it is easy to remove, it is time saving and energy saving.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these Figure obtains other attached drawings.

Fig. 1 is the schematic diagram of Bridge Erector maintenance tool provided by the embodiment of the utility model；

Fig. 2 is the transmission schematic diagram of the first wheel provided by the embodiment of the utility model；

Fig. 3 is the transmission schematic diagram of the second wheel provided by the embodiment of the utility model；

Fig. 4 is the schematic diagram of driving mechanism provided by the embodiment of the utility model；

Fig. 5 is the schematic diagram of the internal structure of cushion block provided by the embodiment of the utility model.

Description of symbols:

10- cushion block, 11- supporting plate, 12- reinforcing rib, 13- handle, the first wheel of 20-, the first lead screw of 21-, 22- first set Cylinder, the first worm gear of 23-, 24- first connecting rod, 241- first bevel gear, 242- second bevel gear, 25- first baffle, 30- second Wheel, the second lead screw of 31-, 32- second sleeve, the second worm gear of 33-, 34- second connecting rod, 341- third hand tap gear, 342- the 4th Bevel gear, 35- second baffle, 41- adjusting rod, the 5th bevel gear of 411-, the 6th bevel gear of 412-, 413- crank, 42- partition.

Specific embodiment

In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed Body details, to understand thoroughly the utility model embodiment.However, it will be clear to one skilled in the art that there is no these The utility model also may be implemented in the other embodiments of detail.In other situations, omit to well-known system, The detailed description of apparatus, circuit and method, in case unnecessary details interferes the description of the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more, Unless otherwise specifically defined.

In order to illustrate technical solution described in the utility model, the following is a description of specific embodiments.

The utility model embodiment provides a kind of Bridge Erector maintenance tool, in conjunction with shown in Fig. 1 and Fig. 4, bridge formation machine overhauling Tooling includes the first worm gear 23 of the first sleeve 22, two of the first lead screw 21, two of the first wheel 20, two of cushion block 10, two, One 24, two, connecting rod the second wheel 30, two the second lead screw 31, two second sleeve 32, two the second worm gear 33, second connecting rod 34 and driving mechanism.Cushion block 10 is in prism-frustum-shaped, and upper surface is used to support Bridge Erector, and lower end surface is set on the ground for padding.

Two the first wheels 20 are located at the first side of cushion block 10, and are arranged side by side.Two the first lead screws 21 and two first Wheel 20 corresponds.As shown in connection with fig. 2, the lower part of each first lead screw 21 is fixedly connected with corresponding first wheel 20, and For driving corresponding first wheel 20 to move up and down.Two first sleeves 22 and two the first lead screws 21 correspond.Each First sleeve 22 is sheathed on the top of corresponding first lead screw 21, and is threadedly coupled with corresponding first lead screw 21.Each first Sleeve 22 and cushion block 10 are rotatablely connected, and for driving corresponding first lead screw 21 to move up and down.

Two the first worm gears 23 and two first sleeves 22 correspond.As shown in connection with fig. 2, each first worm gear 23 is arranged In in corresponding first sleeve 22, and for driving corresponding first sleeve 22 to rotate.First connecting rod 24 and the rotation of cushion block 10 connect It connects, and is equipped with for the helical tooth with the engagement of two the first worm gears 23 and is used to drive two the first worm gear 23 rotations.

Two the second wheels 30 are located at second side of the cushion block 10 opposite with two the first wheels 20, and are arranged side by side.Two A first wheel 20 and two the second wheels 30 are evenly distributed on the edge of cushion block 10.Two the second lead screws 31 and two second Wheel 30 corresponds.As shown in connection with fig. 3, the lower part of each second lead screw 31 is fixedly connected with corresponding second wheel 30, and For driving corresponding second wheel 30 to move up and down.Two second sleeves 32 and two the second lead screws 31 correspond.Each Second sleeve 32 is sheathed on the top of corresponding second lead screw 31, and is threadedly coupled with corresponding second lead screw 31.Each second Sleeve 32 and cushion block 10 are rotatablely connected, and for driving corresponding second lead screw 31 to move up and down.

Two the second worm gears 33 and two second sleeves 32 correspond.As shown in connection with fig. 3, each second worm gear 33 is arranged In in corresponding second sleeve 32, and for driving corresponding second sleeve 32 to rotate.Second connecting rod 34 and the rotation of cushion block 10 connect It connects, and is equipped with for the helical tooth with the engagement of two the second worm gears 33 and is used to drive two the second worm gear 33 rotations.Driving machine Structure setting is connected on cushion block 10, and respectively with first connecting rod 24 and second connecting rod 34, for driving first connecting rod 24 and second Connecting rod 34 rotates.

Terrace with edge refer to a pyramid be parallel to its bottom surface a plane cut after, the geometric form between section and bottom surface Body.Section is known as the upper surface of terrace with edge, and the bottom surface of protopyramid is known as the lower end surface of terrace with edge.The upper surface of terrace with edge is in horizontal plane In the range of interior orthographic projection is located at orthographic projection of the lower end surface of terrace with edge in horizontal plane, and the area of upper surface is less than lower end The area in face.

Cushion block 10 is in prism-frustum-shaped, and upper surface is used to support Bridge Erector, and lower end surface is set on the ground for padding.Therefore, it pads The uniform load of Bridge Erector can be transmitted on ground by block 10, to eliminate the phenomenon that stress is concentrated, avoid ground stress It concentrates and damages, cushion block 10 and Bridge Erector run-off the straight is caused to cause safety accident.

When first connecting rod 24 rotates, two the first worm gear 23 rotations are driven；Each first worm gear 23 drives corresponding The rotation of one sleeve 22；Each first sleeve 22 is rotatablely connected with cushion block 10, and is threadedly coupled with corresponding first lead screw 21, therefore When first sleeve 22 rotates, corresponding first lead screw 21 is rotated with, so that corresponding first wheel 20 be driven to move up and down.

When second connecting rod 34 rotates, two the second worm gear 33 rotations are driven；Each second worm gear 33 drives corresponding The rotation of two sleeves 32；Each second sleeve 32 is rotatablely connected with cushion block 10, and is threadedly coupled with corresponding second lead screw 31, therefore When second sleeve 32 rotates, corresponding second lead screw 31 is rotated with, so that corresponding second wheel 30 be driven to move up and down.

Two the first wheels 20 and two the second wheels 30 are separately positioned on the opposite two sides of cushion block 10, and are evenly distributed on The edge of cushion block 10.When maintenance, first connecting rod 24 and second connecting rod 34 are rotated, the first wheel of driving two 20 and two the Two wheels 30 move up, until the bottom surface of cushion block 10 directly touches the ground, then proceed to two the first wheels 20 and two Two wheels 30 move up, and keep each first wheel 20 and each second wheel 30 hanging liftoff.At this point, the pad of cushion block 10 is located at ground On face, play a supporting role to Bridge Erector, the load capacity of the cushion block 10 is big, and load can be uniformly transferred to bottom surface, To eliminate the phenomenon that stress is concentrated, in addition, reducing security risk due to there is no hydraulic transmission part, guarantee maintenance The safety of personnel.

When overhauling the different components of Bridge Erector, mobile cushion block 10 is needed to change Support Position, at this point, reversely rotating first Connecting rod 24 and second connecting rod 34 drive two the first wheels 20 and two the second wheels 30 to move down, until the bottom surface of cushion block 10 It is hanging liftoff, it then proceedes to move down two the first wheels 20 and two the second wheels 30, makes each first wheel, 20 He Each second wheel 30 is abutted with ground.At this point, each wheel supports cushion block 10, easy access personnel push cushion block 10 Shift position, it is time saving and energy saving.

Driving mechanism setting is connected on cushion block 10, and respectively with first connecting rod 24 and second connecting rod 34, for driving the One connecting rod 24 and second connecting rod 34 rotate.Driving mechanism can be set to relatively independent two parts, and a part driving first Connecting rod 24 rotates, and another part drives second connecting rod 34 to rotate；Driving mechanism can select two handles or two in which Motor, each handle or the corresponding connecting rod rotation of each motor driven.Driving mechanism may be arranged as an entirety, and simultaneously First connecting rod 24 and second connecting rod 34 is driven to rotate；Driving mechanism can select belt transmission, sprocket wheel chain transmission in which Or gear-driven mode.

As one embodiment, as shown in connection with fig. 4, driving mechanism includes first bevel gear 241, second bevel gear 242, Third hand tap gear 341, the 4th bevel gear 342, adjusting rod 41 and drive member.First bevel gear 241 is sheathed on first connecting rod 24, And for driving first connecting rod 24 to rotate.Second bevel gear 242 is engaged with first bevel gear 241.Third hand tap gear 341 is sheathed on On second connecting rod 34, and for driving second connecting rod 34 to rotate.4th bevel gear 342 engages with third hand tap gear 341.

Adjusting rod 41 and cushion block 10 are rotatablely connected, and first end is arranged in second bevel gear 242, and second end is arranged in On 4th bevel gear 342, for driving first bevel gear 241 to rotate by second bevel gear 242, and for passing through the 4th cone tooth 342 driving third hand tap gear 341 of wheel rotates.Drive member setting is connected on cushion block 10, and with adjusting rod 41, adjusts for driving Pole 41 rotates.

If driving mechanism is set as relatively independent two parts, and a part driving first connecting rod 24 rotates, another portion Driving second connecting rod 34 is divided to rotate, then first connecting rod 24 is difficult to keep consistent with the rotation speed of second connecting rod 34, may cause The speed that two the first wheels 20 and two the second wheels 30 move up and down is different, accordingly, it is possible to lead to 10 run-off the straight of cushion block To cause safety accident.To guarantee that first connecting rod 24 is consistent with the rotation speed of second connecting rod 34, in the present embodiment, driving machine Structure drives first connecting rod 24 and second connecting rod 34 to rotate simultaneously.

Since the weight of Bridge Erector is big, volume is big, slight inclination, which occurs, for cushion block 10 this may result in safety accident, therefore, To guarantee that first connecting rod 24 is consistent with the rotation speed of second connecting rod 34, in the present embodiment, driving mechanism selects transmission more smart Quasi- gear transmission mode.

Drive member drives adjusting rod 41 to rotate, and adjusting rod 41 drives 241 turns of first bevel gear by second bevel gear 242 Dynamic, first bevel gear 241 drives first connecting rod 24 to rotate；Meanwhile adjusting rod 41 drives triconodont by the 4th bevel gear 342 341 rotation of wheel, third hand tap gear 341 drive second connecting rod 34 to rotate.

Specifically, drive member can select handle or motor, and handle or motor are arranged in one end of adjusting rod 41, It is rotated by directly driving adjusting rod 41；Drive member can also select transfer, and by transfer and adjusting rod 41 Middle part is connected.

In the present embodiment, as shown in connection with fig. 4, drive member includes the 5th bevel gear 411, the 6th bevel gear 412 and crank 413.5th bevel gear 411 is sheathed on the middle part of adjusting rod 41, and for driving adjusting rod 41 to rotate.6th bevel gear 412 with The engagement of 5th bevel gear 411.Crank 413 and cushion block 10 are rotatablely connected, and are arranged on the 6th bevel gear 412, for passing through the Six bevel gears 412 drive the rotation of the 5th bevel gear 411.

If drive member to be arranged in one end of adjusting rod 41, the narrow space of adjusting is not easy to operate.Therefore, originally In embodiment, steering setting is carried out by the 5th bevel gear 411, the 6th bevel gear 412 and crank 413, crank 413 passes through the 6th Bevel gear 412 drives the rotation of the 5th bevel gear 411, and the 5th bevel gear 411 drives adjusting rod 41 to rotate.Preferably, 413, crank In the middle part of adjusting rod 41.

In the present embodiment, as shown in connection with fig. 1, Bridge Erector maintenance tool further includes multiple partitions 42.Multiple partitions 42 and pad Block 10, which encloses, is set as driving cavity.First bevel gear 241, third hand tap gear 341, the 4th bevel gear 342, is adjusted second bevel gear 242 Pole 41, the 5th bevel gear 411 and the 6th bevel gear 412 are respectively positioned in driving chamber body.Adjusting rod 41 and crank 413 with it is corresponding Partition 42 be rotatablely connected.

Specifically, each partition 42 is sequentially connected with, and corresponding partition 42 is fixedly connected with cushion block 10.Specifically, adjusting Bar 41 and crank 413 are connected by bearing with corresponding partition 42.

As one embodiment, as shown in connection with fig. 1, Bridge Erector maintenance tool further includes multiple first baffles 25 and multiple Two baffles 35.Multiple first baffles 25 are enclosed with cushion block 10 is set as the first transmission cavity.Two the first lead screws, 21, two first sleeves 22, two the first worm gears 23 and first connecting rod 24 are respectively positioned in the first drive cavity body.As shown in connection with fig. 2, first connecting rod 24 and each A first sleeve 22 is rotatablely connected with corresponding first baffle 25.

Specifically, each first baffle 25 is sequentially connected with, and corresponding first baffle 25 is fixedly connected with cushion block 10.Specifically , first connecting rod 24 and each first sleeve 22 are connected by bearing with corresponding first baffle 25.

Multiple second baffles 35 are enclosed with cushion block 10 is set as the second transmission cavity.Two the second lead screws, 31, two second sleeves 32, two the second worm gears 33 and second connecting rod 34 are respectively positioned in the second drive cavity body.As shown in connection with fig. 3, second connecting rod 34 and each A second sleeve 32 is rotatablely connected with corresponding second baffle 35.

Specifically, each second baffle 35 is sequentially connected with, and corresponding second baffle 35 is fixedly connected with cushion block 10.Specifically , second connecting rod 34 and each second sleeve 32 are connected by bearing with corresponding second baffle 35.

As one embodiment, each first wheel 20 and each second wheel 30 are universal wheel.Universal wheel is activity Castor, wheel can in horizontal plane 360 degree rotation.Set universal for each first wheel 20 and each second wheel 30 Wheel, easy access personnel push cushion block 10 along any direction.

As one embodiment, as shown in connection with fig. 5, cushion block 10 is assemblied to form by multiple supporting plates 11.Specifically, each supporting plate 11 are sequentially connected with, and are assembled into the cushion block 10 of prism-frustum-shaped.Splicing structure is used in the present embodiment, convenient for utilizing the plate in workshop, It is easy to manufacture, save the cost.

In the present embodiment, it is equipped with as shown in connection with fig. 5, in the inner cavity of cushion block 10 multiple for improving the reinforcing rib of support strength 12.Specifically, each reinforcing rib 12 is distributed in groined type.Each distribution in a crisscross manner of reinforcing rib 12, is conducive to improve cushion block 10 Support strength.

As one embodiment, the upper surface of cushion block 10 is equipped with flexible material pad.Specifically, flexible material pad can be selected Rubber pad, EVA (Ethylene-Vinyl Acetate Copolymer, ethylene-vinyl acetate copolymer) pad, rubber-plastic foamed pad Deng the position for avoiding Bridge Erector from directly contacting with cushion block 10 is collided with.

As one embodiment, referring to figure 1 and figure 5, cushion block 10 is equipped with the handle 13 for gripping, easy access Personnel hold when pushing cushion block 10.Preferably, handle 13 and crank 413 are located at the same side of cushion block 10, easy access personnel's tune Section and operation.

Bridge Erector maintenance tool load capacity in this programme is big, and load can be uniformly transferred to bottom surface, to Eliminate the phenomenon that stress is concentrated.In addition, the maintenance tool reduces security risk, while easy to remove, it is time saving and energy saving.

Embodiment described above is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to before Embodiment is stated the utility model is described in detail, those skilled in the art should understand that: it still can be with It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；And These are modified or replaceed, the spirit for various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution And range, it should be included within the scope of protection of this utility model.

Claims (10)

1. Bridge Erector maintenance tool characterized by comprising

Cushion block is in prism-frustum-shaped, and upper surface is used to support Bridge Erector, and lower end surface is set on the ground for padding；

Two the first wheels positioned at the first side of the cushion block, and are arranged side by side；

Two the first lead screws are corresponded with two first wheels；The lower part of each first lead screw and corresponding One wheel is fixedly connected, and for driving corresponding first wheel to move up and down；

Two first sleeves are corresponded with two first lead screws；Each first sleeve is sheathed on corresponding first The top of lead screw, and connected with corresponding first threads of lead screw；Each first sleeve and the cushion block are rotatablely connected, and are used It is moved up and down in corresponding first lead screw of driving；

Two the first worm gears are corresponded with two first sleeves；Each first worm gear set is set to corresponding first On sleeve, and for driving corresponding first sleeve to rotate；

First connecting rod is rotatablely connected with the cushion block, and is equipped with for being used in combination with the helical tooth of two the first worm gears engagements In driving two the first worm gear rotations；

Two the second wheels positioned at second side of the cushion block opposite with two first wheels, and are arranged side by side；Two First wheel and two second wheels are evenly distributed on the edge of the cushion block；

Two the second lead screws are corresponded with two second wheels；The lower part of each second lead screw and corresponding Two wheels are fixedly connected, and for driving corresponding second wheel to move up and down；

Two second sleeves are corresponded with two second lead screws；Each second sleeve is sheathed on corresponding second The top of lead screw, and connected with corresponding second threads of lead screw；Each second sleeve and the cushion block are rotatablely connected, and are used It is moved up and down in corresponding second lead screw of driving；

Two the second worm gears are corresponded with two second sleeves；Each second worm gear set is set to corresponding second On sleeve, and for driving corresponding second sleeve to rotate；

Second connecting rod is rotatablely connected with the cushion block, and is equipped with for being used in combination with the helical tooth of two the second worm gears engagements In driving two the second worm gear rotations；With

Driving mechanism, setting is connected on the cushion block, and respectively with the first connecting rod and the second connecting rod, for driving The first connecting rod and second connecting rod rotation.

2. Bridge Erector maintenance tool according to claim 1, which is characterized in that the driving mechanism includes:

First bevel gear is sheathed on the first connecting rod, and for driving the first connecting rod to rotate；

Second bevel gear is engaged with the first bevel gear；

Third hand tap gear is sheathed on the second connecting rod, and for driving the second connecting rod to rotate；

4th bevel gear engages with the third hand tap gear；

Adjusting rod is rotatablely connected with the cushion block, and first end is arranged in the second bevel gear, and second end is arranged in institute It states on the 4th bevel gear, for driving first bevel gear rotation by the second bevel gear, and for passing through described the The rotation of third hand tap gear described in four bevel gear drivings；With

Drive member, setting are connected on the cushion block, and with the adjusting rod, for driving the adjusting rod to rotate.

3. Bridge Erector maintenance tool according to claim 2, which is characterized in that the drive member includes:

5th bevel gear is sheathed on the middle part of the adjusting rod, and for driving the adjusting rod to rotate；

6th bevel gear engages with the 5th bevel gear；With

Crank is rotatablely connected with the cushion block, and is arranged on the 6th bevel gear, for being driven by the 6th bevel gear Move the 5th bevel gear rotation.

4. Bridge Erector maintenance tool according to claim 3, which is characterized in that further include:

Multiple partitions enclose with the cushion block and are set as driving cavity；The first bevel gear, the second bevel gear, the third Bevel gear, the 4th bevel gear, the adjusting rod, the 5th bevel gear and the 6th bevel gear are respectively positioned on driving cavity It is interior；

The adjusting rod and the crank are rotatablely connected with corresponding partition.

5. Bridge Erector maintenance tool according to claim 1, which is characterized in that further include:

Multiple first baffles enclose with the cushion block and are set as the first transmission cavity；Two first lead screws, two first sets Cylinder, two first worm gears and the first connecting rod are respectively positioned in the first drive cavity body；The first connecting rod and each described First sleeve is rotatablely connected with corresponding first baffle；With

Multiple second baffles enclose with the cushion block and are set as the second transmission cavity；Two second lead screws, two described second set Cylinder, two second worm gears and the second connecting rod are respectively positioned in the second drive cavity body；The second connecting rod and each described Second sleeve is rotatablely connected with corresponding second baffle.

6. Bridge Erector maintenance tool according to claim 1, it is characterised in that: each first wheel and each described Second wheel is universal wheel.

7. Bridge Erector maintenance tool according to claim 1, it is characterised in that: the cushion block is by multiple supporting plate assembly groups At.

8. Bridge Erector maintenance tool according to claim 7, it is characterised in that: be equipped with multiple use in the inner cavity of the cushion block In the reinforcing rib for improving support strength.

9. Bridge Erector maintenance tool according to claim 1, it is characterised in that: the upper surface of the cushion block is equipped with flexible material Backing strap.

10. Bridge Erector maintenance tool according to any one of claims 1 to 9, it is characterised in that: the cushion block, which is equipped with, to be used In the handle of gripping.