CN207713269U - A kind of end carriage assembly of underhung crane - Google Patents
A kind of end carriage assembly of underhung crane Download PDFInfo
- Publication number
- CN207713269U CN207713269U CN201721833721.6U CN201721833721U CN207713269U CN 207713269 U CN207713269 U CN 207713269U CN 201721833721 U CN201721833721 U CN 201721833721U CN 207713269 U CN207713269 U CN 207713269U
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- CN
- China
- Prior art keywords
- end carriage
- wheel
- main body
- mounting plate
- driven wheel
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- 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.)
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model is related to a kind of end carriage assembly of underhung crane, including end carriage main body, moving trolley, connecting seat, moving trolley is hinged in end carriage main body, and moving trolley includes mounting plate, driven wheel, and mounting plate is hinged in end carriage main body；It is additionally provided with traveling wheel, drive link and motor in an at least moving trolley, drive rod rotation is installed on a mounting board, and both ends are equipped with driving gear, and driving gear is coaxially disposed with drive link, traveling wheel is equipped with the driven gear of coaxial arrangement, and driving gear is engaged with driven gear.Moving trolley, connecting seat are hinged with end carriage main body by the utility model, make end carriage assembly that there is higher flexibility, it is suitable for complicated working environment, reduce leads to stuck risk because girder is torqued into, and it is provided with deceleration device in driven wheel, girder can be made smoothly to be transitioned into stationary state from motion state, reduce impact, be suitable for large span, the big suspension lifting machine that bears a heavy burden.
Description
Technical field
The utility model is related to crane technical field, more particularly to the end carriage assembly of a kind of underhung crane.
Background technology
In recent years, with the development of Crane Industry, the demand of bridge machine is increasing, lifting capacity, lifting altitude and
The requirement of span is increasing, from tens to nearly kiloton, the leap of span and lifting altitude all from more than ten to hundred meter.For greatly across
Underhung crane is spent, end carriage correspondingly increases with girder size.But end carriage length is long, and dead weight increases, and is wanted to process equipment
Ask higher, the same potential difference of wheel not easy to control；And the traveling wheel that existing walking dolly is generally driven using unilateral side, for big
The traveling wheel of span underhung crane, unilateral side driving is easy to cause walking dolly torsion, and then the both ends of girder is caused to be turned round
Then it is stuck, make girder that can not be moved along track.
Utility model content
The utility model provides a kind of end carriage assembly of underhung crane in order to solve the above problem.
The above-mentioned purpose of the utility model technical scheme is that：A kind of end carriage of underhung crane
Assembly, including end carriage main body, set up separately in the moving trolley at end carriage main body both ends and the connecting seat for fixing girder, it is described
Moving trolley is hinged in the end carriage main body, and the relatively described end carriage main body of the moving trolley is made individually to turn along moving direction
It is dynamic；The moving trolley includes the mounting plate being arranged at left and right sides of rail, is arranged on the inside of mounting plate and moved along rail
Driven wheel, the mounting plate are hinged in the end carriage main body；It is additionally provided with traveling wheel at least one moving trolley, makes position
Traveling wheel in the left and right sides keeps the drive link rotated synchronously and drives the motor of drive rod rotation, and the drive link turns
Dynamic to be mounted on the mounting plate, both ends are equipped with driving gear, the driving gear with drive link coaxial arrangement and with
The drive link rotates synchronously, and the traveling wheel is equipped with the driven gear of coaxial arrangement, the driving gear with it is described driven
Gear engages.
Preferably, the center of the driving gear sets splined hole, the drive link is equipped with and is matched with the splined hole
Spline.
Preferably, the driven gear is arranged in the outside of the traveling wheel, and positioned at the mounting plate and the row
It walks between wheel.
Preferably, the tip diameter of the driven gear is more than between the traveling wheel, to limit traveling wheel edge
Axial direction moves.
Preferably, the traveling wheel is distributed with the driven wheel before and after moving trolley direction of advance, the driven wheel
Positioned at the rear of the traveling wheel.
Preferably, the driven wheel is to be movably mounted on the mounting plate, moving direction is parallel to movement
The moving direction of trolley, the mounting plate are equipped with when the driven wheel is moved into the bolster of row buffering.
Preferably, the mounting plate is equipped with sliding slot, the cunning for being useful for installing the driven wheel is slipped in the sliding slot
Seat, the bolster are arranged between the slide and the sliding slot.
Preferably, the driven wheel is equipped with the deceleration device for reducing its rotating speed, the deceleration device includes cylinder body, setting
Inner chamber of cylinder block piston, be fixed in the push rod moved with piston synchronous on piston and be connected between driven wheel and push rod
One end of connecting rod, the connecting rod is prejudicially hinged on the driven wheel, and the other end is hinged on the push rod, make it is described from
The push rod is pushed to be moved with the piston by the connecting rod when wheel rotation, the cylinder body is equipped with for being connected to the work
The channel of both sides cavity is filled in, the channel is equipped with the control valve of velocity of medium in control channel.
Preferably, the connecting seat is hinged in the end carriage main body, and is located at the centre position for being moved forward and backward trolley,
And along the relatively described end carriage body rotation of moving direction.
Preferably, the directive wheel positioned at rail both sides is additionally provided in the end carriage main body, the rotation axis of the directive wheel
Line is perpendicular to driven wheel or the pivot center of traveling wheel.
The beneficial effects of the utility model：Moving trolley, connecting seat are hinged with end carriage main body by the utility model, make end
Beam assembly has higher flexibility, is suitable for complicated working environment, reduce leads to stuck wind because girder is torqued into
Danger, and it is provided with deceleration device in driven wheel, girder can be made smoothly to be transitioned into stationary state from motion state, reduced
Impact is suitable for large span, the big suspension lifting machine that bears a heavy burden.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of moving trolley in the utility model embodiment；
Fig. 3 is the side view of moving trolley in the utility model embodiment；
Fig. 4 is the structural schematic diagram of deceleration device in the utility model embodiment；
In figure：21- end carriage main bodys, 22- moving trolleys, 221- mounting plates, 222- traveling wheels, 223- driven wheels, 224- are passed
Lever, 225- driving gears, 226- driven gears, 227- motors, 228- deceleration devices, 2281- cylinder bodies, 2282- pistons,
2283- push rods, 2284- connecting rods, the channels 2285-, 2286- control valves, 229- bolsters, 23- directive wheels, 24- connecting seats.
Specific implementation mode
In conjunction with attached drawing, the utility model is described in further detail.This specific embodiment is only to the utility model
Explanation, be not limitations of the present invention, those skilled in the art, can be according to need after reading this specification
The modification of not creative contribution is made to the present embodiment, but as long as in the right of the utility model all by
The protection of Patent Law.
Embodiment：As shown in Figure 1, a kind of end carriage assembly of underhung crane, including end carriage main body 21, set up separately in end carriage master
The moving trolley 22 at 21 both ends of body and connecting seat 24 for fixing girder, the moving trolley 22 are hinged on the end carriage
In main body 21, the moving trolley 22 is made individually to be rotated along moving direction relative to the end carriage main body 21.A wherein moving trolley
22 be driven carriage, and another moving trolley 22 is active trolley, and active trolley is located at the front of direction of advance, and driven carriage is located at
The rear of active trolley.Connecting seat 24 is hinged in the end carriage main body 21, and is located at the centre position for being moved forward and backward trolley 22,
And it is rotated relative to the end carriage main body 21 along moving direction.The directive wheel 23 positioned at rail both sides is additionally provided in end carriage main body 21,
The pivot center of the directive wheel 23 is perpendicular to driven wheel 223 or the pivot center of traveling wheel 222.
As shown in Figures 2 and 3, moving trolley 22 includes the mounting plate 221 being arranged at left and right sides of rail, is arranged and is installing
On the inside of plate 221 and along the driven wheel 223 that rail moves, the mounting plate 221 is hinged in the end carriage main body 21.Based on wherein
It is additionally provided with traveling wheel 222 in the moving trolley 22 of dynamic trolley, the traveling wheel 222 positioned at the left and right sides is made to keep the biography rotated synchronously
The motor 227 that lever 224 and driving drive link 224 rotate, the drive link 224 are rotatably installed in the mounting plate 221
On, both ends are equipped with driving gear 225, the coaxial arrangement of the driving gear 225 and the drive link 224 and with the drive link
224 rotate synchronously, the traveling wheel 222 be equipped with coaxial arrangement driven gear 226, the driving gear 225 and it is described from
Moving gear 226 engages.
The center of driving gear 225 sets splined hole, and the drive link 224 is equipped with and the matched spline of the splined hole.
Driven gear 226 is arranged in the outside of the traveling wheel 222, and between the mounting plate 221 and the traveling wheel 222.
The tip diameter of driven gear 226 is more than between the traveling wheel 222, is in axial direction moved with limiting traveling wheel 222.
As shown in Fig. 2, traveling wheel 222 is distributed with the driven wheel 223 before and after motor-driven carrier direction of advance, it is described driven
Wheel 223 is located at the rear of the traveling wheel 222.Driven wheel 223 is to be movably mounted on the mounting plate 221, is moved
It is oriented parallel to the moving direction of motor-driven carrier, the mounting plate 221 is equipped with when the driven wheel 223 is moved into row buffering
Bolster 229, bolster 229 be spring.Mounting plate 221 is equipped with sliding slot, slips and is useful for described in installation in the sliding slot
The slide of driven wheel 223, the bolster are arranged between the slide and the sliding slot.
As shown in Figure 2 and Figure 4, driven wheel 223 is equipped with the deceleration device 228 for reducing its rotating speed, and deceleration device 228 includes cylinder
Body 2281, be arranged 2281 inner cavity of cylinder body piston 2282, be fixed on piston 2282 with 2282 synchronization-moving push rod of piston
2283 and the connecting rod 2284 that is connected between driven wheel 223 and push rod 2283, one end of the connecting rod 2284 it is prejudicially hinged
On the driven wheel 223, the other end is hinged on the push rod 2283, is passed through when the driven wheel 223 being made to rotate described
Connecting rod 2284 pushes the push rod 2283 to be moved with the piston 2282, and the cylinder body 2281 is equipped with for being connected to the piston
The channel 2285 of 2282 both sides cavitys, the channel 2285 are equipped with the control valve 2286 of velocity of medium in control channel 2285.
When control valve 2286 makes channel 2285 narrow, medium is slowed by channel 2285, and the movement speed of the piston made becomes
Slowly, to keep driven wheel 223 slack-off, realize that motor-driven carrier slows down.
Claims (10)
1. a kind of end carriage assembly of underhung crane, including end carriage main body（21）, set up separately in end carriage main body（21）The movement at both ends
Trolley（22）And the connecting seat for fixing girder（24）, it is characterised in that：The moving trolley（22）It is hinged on the end
Beam body（21）On, make the moving trolley（22）The relatively described end carriage main body（21）It is individually rotated along moving direction；The shifting
Dynamic trolley（22）Including the mounting plate being arranged at left and right sides of rail（221）, be arranged in mounting plate（221）Inside is simultaneously moved along rail
Dynamic driven wheel（223）, the mounting plate（221）It is hinged on the end carriage main body（21）On；At least one moving trolley
（22）On be additionally provided with traveling wheel（222）, make traveling wheel positioned at the left and right sides（222）Keep the drive link rotated synchronously（224）、
And driving drive link（224）The motor of rotation（227）, the drive link（224）It is rotatably installed in the mounting plate（221）
On, both ends are equipped with driving gear（225）, the driving gear（225）With the drive link（224）Coaxial arrangement and with it is described
Drive link（224）It rotates synchronously, the traveling wheel（222）It is equipped with the driven gear of coaxial arrangement（226）, the driving gear
（225）With the driven gear（226）Engagement.
2. a kind of end carriage assembly of underhung crane according to claim 1, it is characterised in that：The driving gear
（225）Center set splined hole, the drive link（224）Equipped with the matched spline of the splined hole.
3. a kind of end carriage assembly of underhung crane according to claim 2, it is characterised in that：The driven gear
（226）It is arranged in the traveling wheel（222）Outside, and be located at the mounting plate（221）With the traveling wheel（222）Between.
4. a kind of end carriage assembly of underhung crane according to claim 3, it is characterised in that：The driven gear
（226）Tip diameter be more than the traveling wheel（222）Between, to limit traveling wheel（222）In axial direction move.
5. a kind of end carriage assembly of underhung crane according to claim 1, it is characterised in that：The traveling wheel（222）
With the driven wheel（223）Along moving trolley（22）The front and back distribution of direction of advance, the driven wheel（223）Positioned at the traveling wheel
（222）Rear.
6. a kind of end carriage assembly of underhung crane according to claim 5, it is characterised in that：The driven wheel（223）
To be movably mounted at the mounting plate（221）On, moving direction is parallel to moving trolley（22）Moving direction, it is described
Mounting plate（221）It is equipped in the driven wheel（223）Into the bolster of row buffering when mobile（229）.
7. a kind of end carriage assembly of underhung crane according to claim 6, it is characterised in that：The mounting plate（221）
It is equipped with sliding slot, is slipped in the sliding slot and is useful for that the driven wheel is installed（223）Slide, the bolster is arranged described
Between slide and the sliding slot.
8. a kind of end carriage assembly of underhung crane according to claim 1, it is characterised in that：The driven wheel（223）
Equipped with the deceleration device for reducing its rotating speed（228）, the deceleration device（228）Including cylinder body（2281）, be arranged in cylinder body
（2281）The piston of inner cavity（2282）, be fixed in piston（2282）On with piston（2282）Synchronization-moving push rod（2283）And
It is connected to driven wheel（223）With push rod（2283）Between connecting rod（2284）, the connecting rod（2284）One end it is prejudicially hinged
In the driven wheel（223）On, the other end is hinged on the push rod（2283）On, make the driven wheel（223）Lead to when rotation
Cross the connecting rod（2284）Push the push rod（2283）With the piston（2282）It is mobile, the cylinder body（2281）It is equipped with and uses
In the connection piston（2282）The channel of both sides cavity（2285）, the channel（2285）It is equipped with control channel（2285）It is interior
The control valve of velocity of medium（2286）.
9. a kind of end carriage assembly of underhung crane according to claim 1, it is characterised in that：The connecting seat（24）Hinge
It is connected on the end carriage main body（21）On, and positioned at back-and-forth motion trolley（22）Centre position, and it is relatively described along moving direction
End carriage main body（21）Rotation.
10. a kind of end carriage assembly of underhung crane according to claim 1, it is characterised in that：The end carriage main body
（21）On be additionally provided with the directive wheel positioned at rail both sides（23）, the directive wheel（23）Pivot center perpendicular to driven wheel
（223）Or traveling wheel（222）Pivot center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721833721.6U CN207713269U (en) | 2017-12-25 | 2017-12-25 | A kind of end carriage assembly of underhung crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721833721.6U CN207713269U (en) | 2017-12-25 | 2017-12-25 | A kind of end carriage assembly of underhung crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207713269U true CN207713269U (en) | 2018-08-10 |
Family
ID=63049692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721833721.6U Expired - Fee Related CN207713269U (en) | 2017-12-25 | 2017-12-25 | A kind of end carriage assembly of underhung crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207713269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107934767A (en) * | 2017-12-25 | 2018-04-20 | 浙江邦博机械有限公司 | A kind of end carriage assembly of underhung crane |
-
2017
- 2017-12-25 CN CN201721833721.6U patent/CN207713269U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107934767A (en) * | 2017-12-25 | 2018-04-20 | 浙江邦博机械有限公司 | A kind of end carriage assembly of underhung crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20191225 |