CN204362598U - Ladder driven by a kind of reaping machine - Google Patents
Ladder driven by a kind of reaping machine Download PDFInfo
- Publication number
- CN204362598U CN204362598U CN201420870284.5U CN201420870284U CN204362598U CN 204362598 U CN204362598 U CN 204362598U CN 201420870284 U CN201420870284 U CN 201420870284U CN 204362598 U CN204362598 U CN 204362598U
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- fixed
- reaping machine
- ladder
- gyroaxis
- driving platform
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- Withdrawn - After Issue
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Abstract
The utility model relates to a kind of reaping machine and drives ladder, and it comprises the slew gear be connected with the driving platform of reaping machine, and the driving ladder main body be connected with described slew gear; Described slew gear is positioned at the bottom of described driving platform; Described slew gear comprises: fixed support, is fixed in described driving platform; And gyroaxis, its one end is rotationally connected with described fixed support, and the other end is fixed in the terraced main body of described driving.The reaping machine that the utility model provides is driven ladder and is arranged slew gear in the bottom of driving platform, and adopts fixed support and gyroaxis structure, makes the overall structure of slew gear simple, makes installation convenient, save space.
Description
Technical field
The utility model relates to technical field of agricultural mechanical equipment, and particularly ladder driven by a kind of reaping machine.
Background technology
In Modern Agricultural Machine field, reaping machine is very common, and reaping machine is more and more towards large feed quantity combining future development, and large-scale combined harvester build all increases thereupon.Because the tire of these locomotives is comparatively large, the height on wheelhouse flat distance ground is large, and operator just needs when entering driver's cabin by driving ladder, and when operator's formal operation reaping machine, then needs driving ladder to transfer to the space that does not hinder its work.In order to make operator easy to use, needing to drive ladder has draw-in and draw-off function.At present, terraced revolution driven by combined harvester and locking mechanism is substantially all drive terraced main body to connect with the support with gyroaxis and locking wheel, and be placed in driving platform bottom, be connected with the bracing frame be fixed on above frame by bearing block, wherein be fixed on the cam that can lock and bearing etc. on the bracing frame above frame, thus realize revolution and the locking of driving ladder.This revolution and locking mechanism need to have a large amount of spaces between frame and driving platform and come placing rack and bracing frame, and when between frame and driving platform, space is too small, this kind of structure can not realize revolution and the locking of driving ladder.And the driving ladder of combined harvester is all that integral solder forms substantially, adds the working strength of assembly crewman, take time and effort in installation process.
Summary of the invention
The technical problems to be solved in the utility model is for above-mentioned deficiency, and provide a kind of installation convenient, ladder driven by space-saving reaping machine.
The utility model is achieved through the following technical solutions:
A ladder driven by reaping machine, and it comprises the slew gear be connected with the driving platform of reaping machine, and the driving ladder main body be connected with described slew gear; Described slew gear is positioned at the bottom of described driving platform;
Described slew gear comprises:
Fixed support, is fixed in described driving platform; With
Gyroaxis, its one end is rotationally connected with described fixed support, and the other end is fixed in the terraced main body of described driving.
Further, ladder driven by described a kind of reaping machine, and described slew gear also comprises:
Stationary pipes, passes and is fixed in described fixed support; With
Arm-tie, is positioned at the upper end of described stationary pipes;
Described gyroaxis through described stationary pipes and described arm-tie affixed, described arm-tie, to the upper end terminating in described stationary pipes, makes described gyroaxis can rotate relative to described stationary pipes.
Further, ladder driven by described a kind of reaping machine, arranges at least one stiffener between described stationary pipes and described fixed support.
Further, ladder driven by described a kind of reaping machine, and this driving ladder also comprises the locking mechanism being positioned at described driving platform bottom;
Described locking mechanism comprises:
Location-plate, is fixed in described gyroaxis, and it has the first draw-in groove and the second draw-in groove; With
Connector, is rotationally connected with described driving platform, and its one end has the Access Division coordinating clamping with described first draw-in groove or described second draw-in groove.
Further, ladder driven by described a kind of reaping machine, and the other end of described connector is connected to described driving platform by spring, and described spring is in extended state.
Further, ladder driven by described a kind of reaping machine, and described locking mechanism also comprises:
Control stick, is fixed in described connector, and its one end forms one handle, and the other end forms a pedal through described driving platform.
Further, ladder driven by described a kind of reaping machine, and described location-plate has deep-slotted chip breaker;
Described locking mechanism also comprises:
Limiting section, its one end is fixed in described stationary pipes, and the other end stretches into described deep-slotted chip breaker, to limit the rotational angle of described gyroaxis relative to described stationary pipes.
Further, ladder driven by described a kind of reaping machine, and the terraced main body of described driving comprises:
Transition part, the other end of described gyroaxis is thereon affixed;
Tread portion, its upper end is fixed in described transition part, and longitudinally arranges some pedals; With
Extension, is rotationally connected with the lower end of described tread portion.
Further, ladder driven by described a kind of reaping machine, and described transition part comprises:
Fixed head, is fixed in described tread portion;
Transitional footboard, lower than and be parallel to described driving platform, and its one end is fixed in described fixed head, and the other end is extended with top board;
Strengthen side plate, be connected between described fixed head and described transitional footboard; With
Transverse slat, is fixed in described transitional footboard and described reinforcement side plate;
Described gyroaxis passes described top board and transverse slat, and affixed with described top board, described transverse slat and described fixed head.
Further, ladder driven by described a kind of reaping machine, and the side plate lower end of described tread portion arranges circular hole and arcuate socket;
Described extension comprises:
Flexible side plate, is rotationally connected with described tread portion by described circular hole and described arcuate socket; With
Prolonged pedal, is fixed in described flexible side plate.
Advantage of the present utility model and effect are:
1. the reaping machine that the utility model provides is driven ladder and is arranged slew gear in the bottom of driving platform, and adopts fixed support and gyroaxis structure, makes the overall structure of slew gear simple, makes installation convenient, save space.
2. the slew gear that ladder driven by the reaping machine that the utility model provides arranges stationary pipes and arm-tie, drive at this reaping machine in the folding and unfolding process of ladder, the upper end-face edge friction of arm-tie and stationary pipes, reduce the loss of rotating gyroaxis, make maintenance, repair simply, convenient.
3. the bottom that ladder driven by the reaping machine that the utility model provides arranges locking mechanism, when needs pack up or use this reaping machine to drive ladder, rotate and drive terraced main body to appropriate location, Access Division is made to fall in the first draw-in groove or the second draw-in groove, locking can be completed, safe, reliable, and simple, convenient.
4. the locking mechanism that ladder driven by the reaping machine that the utility model provides adopts control stick, and control stick has handle and pedal structure simultaneously.When operator is positioned under reaping machine, handle can be pulled to control control stick; When operator is positioned on driving platform, pushes pedals control stick can be controlled.
5. the driving ladder main body that ladder driven by the reaping machine that the utility model provides has the transition part be rotationally connected with tread portion, it prevents operator between tread portion and driving platform, stepping on sky, and there is many places reinforcement setting, ensure that the firmly integrally-built of ladder driven by this reaping machine.
6. the driving ladder main body that ladder driven by the reaping machine that the utility model provides has the extension be rotationally connected with tread portion, makes extension under the effect of external force, can swing, avoid the collision between hard object with the action direction of external force, reduce and damage.
Accompanying drawing explanation
Fig. 1 illustrates that terraced structural representation driven by a kind of reaping machine that the utility model provides;
Fig. 2 illustrates that a kind of reaping machine that the utility model provides drives the slew gear of ladder and the structural representation of locking mechanism;
Fig. 3 illustrates the structural representation of the transition part of a kind of reaping machine driving ladder that the utility model provides.
Description of reference numerals: 1-driving platform, 2-slew gear, 21-fixed support, 22-gyroaxis, 23-stationary pipes, 24-arm-tie, 25-stiffener, 3-drives terraced main body, 31-transition part, 311-fixed head, 312-transitional footboard, 313-top board, 314-strengthens side plate, 315-transverse slat, 316-reinforcement, 317-strengthens flap, 32-tread portion, 321-pedal, 322-side plate, 323-circular hole, 324-arcuate socket, 325-first handrail, 326-backboard, 33-extension, the flexible side plate of 331-, 332-prolonged pedal, 34-second handrail, 4-locking mechanism, 41-location-plate, 411-first draw-in groove, 412-second draw-in groove, 413-deep-slotted chip breaker, 42-connector, 421-Access Division, 43-spring, 44-control stick, 441-handle, 442-pedal, 45-limiting section, 46-supporting plate, 47-connector support.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail:
Fig. 1 illustrates that terraced structural representation driven by a kind of reaping machine that the utility model provides.This reaping machine is driven ladder and is comprised the slew gear 2 be connected with the driving platform 1 of reaping machine, and the driving ladder main body 3 be connected with described slew gear 2.Described slew gear 2 is positioned at the bottom of described driving platform 1, and it does not relate to the frame of reaping machine in assembling and space utilization, decreases the space loss between the integral installation pairing frame of reaping machine driving ladder and driving platform.Described slew gear 2 comprises fixed support 21 and gyroaxis 22, described fixed support 21 is fixed in the bottom of described driving platform 1, one end of described gyroaxis 22 is rotationally connected with described fixed support 21, the other end is fixed in the terraced main body 3 of described driving, the terraced main body of described driving 3, by changing the relative position of described gyroaxis 22 and described fixed support 21 to change the terraced main body of described driving 3 and the relative position of described driving platform 1, namely completes the folding and unfolding that ladder driven by this reaping machine.
Particularly, described fixed support 21 is a firm cube structure, and the bottom of described driving platform 1 arranges riser affixed bottom at least one and described driving platform 1.At least one side bolt of described fixed support 21 is connected to described riser, and also can be connected in the sidewall of described driving platform 1 by bolt, the above and below of described fixed support 21 be parallel to described driving platform 1.This structure makes described fixed support 21 more firm with the connection of described driving platform 1, ensure that operator uses this reaping machine to drive the security reliability of ladder.
Further, Fig. 2 illustrates the structural representation of the slew gear of a kind of reaping machine driving ladder that the utility model provides.Described slew gear 2 also comprises stationary pipes 23 and arm-tie 24.Described stationary pipes 23 is passed and is fixed in described fixed support 21, and described arm-tie 24 is positioned at described stationary pipes 23 upper end, and diameter is greater than described stationary pipes 23.Described gyroaxis 22 is affixed with described arm-tie 24 through described stationary pipes 23, and under gravity, described arm-tie 24, to the upper end-face edge terminating in described stationary pipes 23, makes described gyroaxis 22 can rotate relative to described stationary pipes 23.This structure is in the folding and unfolding process of this reaping machine driving ladder, and described arm-tie 24 and the upper end-face edge friction of described stationary pipes 23, reduce the loss of rotating described gyroaxis 22, when maintenance, repairing, change described arm-tie 24.
Particularly, described fixed support 21 is a firm cube structure, and the above and below of described fixed support 21 is parallel to described driving platform 1.Described stationary pipes 23 is a straight tube, and it passes perpendicularly through the above and below of described fixed support 21, and the periphery of described stationary pipes 23 and the position be in contact with it of described above and below are welded and fixed.Described gyroaxis 22 is a cambered axle, and its bending place is divided into two sections of d-axis with certain angle, and wherein one section of d-axis is penetrated rotatably described stationary pipes 23 and is connected with described arm-tie 24 by least one bolt.It is more firm that this structure makes this reaping machine drive the overall structure of ladder, safeguard, repair convenient, quick.
Further, between described stationary pipes 23 and described fixed support 21, at least one stiffener 25 is set, to reinforce described stationary pipes 23 and the connection of described fixed support 21, guarantees that the overall structure of this reaping machine driving ladder is more firm.Preferably, along the described stiffener 25 of uniform welding three between the periphery and described fixed support 21 of described stationary pipes 23.
Further, Fig. 2 illustrates the structural representation of the locking mechanism of a kind of reaping machine driving ladder that the utility model provides.This reaping machine is driven ladder and is also comprised the locking mechanism 4 being positioned at described driving platform 1 bottom, and described locking mechanism 4 comprises location-plate 41 and connector 42.Described location-plate 41 is fixed in described gyroaxis 23, and it has the first draw-in groove 411 and the second draw-in groove 412.Described connector 42 is rotationally connected with described driving platform 1, and its one end has the Access Division 421 coordinating clamping with described first draw-in groove 411 or described second draw-in groove 412, namely described connector 42 can rotate relative to described driving platform 1 around tie point, makes described Access Division 421 lift or fall and is connected in described first draw-in groove 411 or described second draw-in groove 412.When this reaping machine driving ladder packed up by needs, rotating the terraced main body 3 of described driving to appropriate location, described Access Division 421 is fallen, and be connected in described first draw-in groove 411, is collapsed state locking, state as shown in Figure 2; When needs use this reaping machine to drive ladder, lifting described Access Division 421, namely unlock, rotate the terraced main body 3 of described driving to appropriate location, described Access Division 421 is fallen, and be connected in described second draw-in groove 412, is using state locking.The anglec of rotation of the terraced main body 3 of described driving that described first draw-in groove 411 and described second draw-in groove 412 lock is but is not limited to 90 °.
Particularly, the bottom of described driving platform 1 arranges the supporting plate 46 being welded in described driving platform 1 sidewall, described supporting plate 46 is connected with the two connector supports 47 be arranged in parallel.The middle part of described connector 42 to be articulated with described in two between connector support 47, described connector 42 can rotate relative to connector support 47 described in two, namely described connector 42 can rotate relative to described driving platform 1, make connection more firm, rationally, and ensure that not the interfereing with each other spatially of being rotationally connected between each parts.
Further, the other end of described connector 42 is connected to described driving platform 1 by spring 43, described spring 43 is in extended state, make described connector 42 with the junction with described driving platform 1 for revolving a little, its other end pulling force be subject to upwards is normality, namely described Access Division 421 falls as normality, and can guarantee that described Access Division 421 is connected in stability when described first groove 411 or described second groove 412 are in locking.
Further, described locking mechanism 4 also comprises control stick 44.Described control stick 44 is fixed in described connector 42, and its one end forms one handle 441, and the other end forms a pedal 442 through described driving platform 1.When operator is positioned under described reaping machine, described handle 441 can be pulled to remove the locking of described Access Division 421 to the terraced main body 3 of described driving, and unclamp described handle 441, described Access Division 421 falls, locking.When operator is positioned on described driving platform 1, can trample described pedal 442 and remove the locking of described Access Division 421 to the terraced main body 3 of described driving, depart from described pedal 442, described Access Division 421 falls, locking.
Particularly, described control stick 44 is connected to described connector 42 by two bolts, avoids the bow tie of a tie point.And described control stick 44 is between the junction and the junction of described connector 42 and described spring 43 of described connector 42 and described driving platform 1, reasonably make use of assembly space.
Further, described location-plate 41 has deep-slotted chip breaker 413, particularly, described deep-slotted chip breaker 413 is arranged around described gyroaxis 22.Described locking mechanism 4 also comprises limiting section 45, one end of described limiting section 45 is fixed in described stationary pipes 23, the other end stretches into described deep-slotted chip breaker 413, when the terraced main body 3 of described driving is rotated, to limit the rotational angle of described gyroaxis 22 relative to described stationary pipes 23, namely limit the rotational angle of the terraced main body of described driving 3 relative to described driving platform 1.As shown in Figure 2, when described gyroaxis 22 drives described location-plate 41 to turn to make described limiting section 45 be in the leftmost side of described deep-slotted chip breaker 413, described Access Division 421 falls and just can be connected in described first draw-in groove 411; When described gyroaxis 22 drives described location-plate 41 to turn to make described limiting section 45 be in the rightmost side of described deep-slotted chip breaker 413, described Access Division 421 falls and just can be connected in described second groove 412, plays guiding and position-limiting action, convenient operation.The central angle of described deep-slotted chip breaker 413, namely the terraced main body of described driving 3 is relative to the rotational angle of described driving platform 1 but is not limited to 90 °.
Particularly, described limiting section 45 comprises the scotch on the periphery being welded in described stationary pipes 23, through the shank of bolt of described scotch with described shank of bolt is fastened on the nut on described scotch.Described shank of bolt stretches into described deep-slotted chip breaker 413, plays guiding and position-limiting action, and structure is simple, is convenient to safeguard, install.
Further, the terraced main body 3 of described driving comprises transition part 31, tread portion 32 and extension 33.The other end of described gyroaxis 22 is fixed in described transition part 31, upper end and the described transition part 31 of described tread portion 32 are affixed, described extension 33 is rotationally connected with the lower end of described tread portion 32, make described extension 33 under the effect of external force, can swing with the action direction of external force, avoid the collision between hard object, reduce and damage.Preferably, described transition part 31, connection between described tread portion 32 and described extension 33 are bolt and removably connect, for convenience detach, install, and are convenient to maintenance, safeguard.
Particularly, described tread portion 32 comprises the biside plate 322 be arranged in parallel, vertical and the backboard 326 being fixed in described side plate 322 and the some pedals 321 be longitudinally fixed in described in two between side plate 322.Described pedal 321 can be fixed in side plate 322 described in described backboard 326 and two simultaneously.Preferably, side plate 322 described in longitudinally arranges the first handrail 325, convenient operation person up and down this reaping machine drives ladder.
Further, Fig. 3 illustrates the structural representation of the transition part of a kind of reaping machine driving ladder that the utility model provides.Described transition part 31 comprises fixed head 311, transitional footboard 312, strengthens side plate 314 and transverse slat 315.Described fixed head 311 is affixed with described tread portion 32, and one end of described transitional footboard 312 is fixed in described fixed head 311, and the other end is extended with top board 313.Described reinforcement side plate 314 is connected between described fixed head 311 and described transitional footboard 312, plays reinforcement effect.Described transverse slat 315 is fixed in described transitional footboard 312 and described reinforcement side plate 314.Described gyroaxis 22 passes described top board 313 and transverse slat 315, and affixed with described top board 313, described transverse slat 315 and described fixed head 311.Described top board 313 in this structure, described transverse slat 315 and fixed head 311 all serve certain support fixation to described gyroaxis 22.
Particularly, described tread portion 32 comprises backboard 326, and described fixed head 311 bolt is connected to the described backboard 326 of described tread portion 32, described transitional footboard 312 lower than and be parallel to described driving platform 1.When operator along described tread portion 32 some described pedal 321 upwards immediately, prevent it between described tread portion 32 and described driving platform 1, stepping on sky, and guarantee that the firmly integrally-built of ladder driven by this reaping machine, and the described transitional footboard 312 of described transition part 31 is set.Horizontal and vertical on described fixed head 311 some reinforcements 316 are set, to strengthen the overall structure of firm described transition part 31.Described top board 313 is extended with reinforcement flap 317 to the direction of described fixed head 311, and preferably, other free margins of described reinforcement flap 317 are welded in described transverse slat 315 and described reinforcement side plate 314.Preferably, arrange the second handrail 34 between described transitional footboard 312 and described side plate 322, convenient operation person up and down this reaping machine drives ladder.
Further, the lower end of the side plate 322 of described tread portion 32 arranges circular hole 323 and arcuate socket 324, and particularly, described arcuate socket 324 is arranged around described circular hole 323.Described extension 33 comprises flexible side plate 331 and prolonged pedal 332.Described prolonged pedal 332 is fixed in described flexible side plate 331, and described flexible side plate 331 is connected to described circular hole 323 and the described arcuate socket 324 of described side plate 322 lower end by screws.Described extension 33 can around the track swing of described circular hole 323 along described arcuate socket 324.Described flexible side plate 331 is but is not limited to the flexible material of rubber etc., and described flexible side plate 331 can be vacillated now to the left, now to the right due to its flexibility.This structure makes described extension 33 under the effect of external force, can swing, avoid the collision between hard object with the action direction of external force, reduces and damages.
The foregoing is only the utility model preferably embodiment, be not used for limiting practical range of the present utility model, as long as the equivalence change done in protection domain of the present utility model and modification, all should think and fall in protection domain of the present utility model.
Claims (10)
1. ladder driven by a reaping machine, and it comprises the slew gear be connected with the driving platform of reaping machine, and the driving ladder main body be connected with described slew gear; It is characterized in that, described slew gear is positioned at the bottom of described driving platform;
Described slew gear comprises:
Fixed support, is fixed in described driving platform; With
Gyroaxis, its one end is rotationally connected with described fixed support, and the other end is fixed in the terraced main body of described driving.
2. ladder driven by a kind of reaping machine according to claim 1, and it is characterized in that, described slew gear also comprises:
Stationary pipes, passes and is fixed in described fixed support; With
Arm-tie, is positioned at the upper end of described stationary pipes;
Described gyroaxis through described stationary pipes and described arm-tie affixed, described arm-tie, to the upper end terminating in described stationary pipes, makes described gyroaxis can rotate relative to described stationary pipes.
3. ladder driven by a kind of reaping machine according to claim 2, it is characterized in that, arranges at least one stiffener between described stationary pipes and described fixed support.
4. ladder driven by a kind of reaping machine according to claim 2, it is characterized in that, this driving ladder also comprises the locking mechanism being positioned at described driving platform bottom;
Described locking mechanism comprises:
Location-plate, is fixed in described gyroaxis, and it has the first draw-in groove and the second draw-in groove; With
Connector, is rotationally connected with described driving platform, and its one end has the Access Division coordinating clamping with described first draw-in groove or described second draw-in groove.
5. ladder driven by a kind of reaping machine according to claim 4, and it is characterized in that, the other end of described connector is connected to described driving platform by spring, and described spring is in extended state.
6. ladder driven by a kind of reaping machine according to claim 5, and it is characterized in that, described locking mechanism also comprises:
Control stick, is fixed in described connector, and its one end forms one handle, and the other end forms a pedal through described driving platform.
7. ladder driven by a kind of reaping machine according to claim 4, it is characterized in that described location-plate has deep-slotted chip breaker;
Described locking mechanism also comprises:
Limiting section, its one end is fixed in described stationary pipes, and the other end stretches into described deep-slotted chip breaker, to limit the rotational angle of described gyroaxis relative to described stationary pipes.
8. ladder driven by a kind of reaping machine according to claim 1 and 2, and it is characterized in that, the terraced main body of described driving comprises:
Transition part, the other end of described gyroaxis is thereon affixed;
Tread portion, its upper end is fixed in described transition part, and longitudinally arranges some pedals; With
Extension, is rotationally connected with the lower end of described tread portion.
9. ladder driven by a kind of reaping machine according to claim 8, and it is characterized in that, described transition part comprises:
Fixed head, is fixed in described tread portion;
Transitional footboard, lower than and be parallel to described driving platform, and its one end is fixed in described fixed head, and the other end is extended with top board;
Strengthen side plate, be connected between described fixed head and described transitional footboard; With
Transverse slat, is fixed in described transitional footboard and described reinforcement side plate;
Described gyroaxis passes described top board and transverse slat, and affixed with described top board, described transverse slat and described fixed head.
10. ladder driven by a kind of reaping machine according to claim 8, and it is characterized in that, the side plate lower end of described tread portion arranges circular hole and arcuate socket;
Described extension comprises:
Flexible side plate, is rotationally connected with described tread portion by described circular hole and described arcuate socket; With
Prolonged pedal, is fixed in described flexible side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870284.5U CN204362598U (en) | 2014-12-31 | 2014-12-31 | Ladder driven by a kind of reaping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870284.5U CN204362598U (en) | 2014-12-31 | 2014-12-31 | Ladder driven by a kind of reaping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204362598U true CN204362598U (en) | 2015-06-03 |
Family
ID=53318867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420870284.5U Withdrawn - After Issue CN204362598U (en) | 2014-12-31 | 2014-12-31 | Ladder driven by a kind of reaping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204362598U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104521446A (en) * | 2014-12-31 | 2015-04-22 | 中联重机股份有限公司 | Harvesting machine driving ladder |
| CN116534573A (en) * | 2023-04-25 | 2023-08-04 | 海安上海交通大学智能装备研究院 | Direct seam iron core offline stacking bin device |
-
2014
- 2014-12-31 CN CN201420870284.5U patent/CN204362598U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104521446A (en) * | 2014-12-31 | 2015-04-22 | 中联重机股份有限公司 | Harvesting machine driving ladder |
| CN104521446B (en) * | 2014-12-31 | 2016-06-29 | 中联重机股份有限公司 | Ladder driven by a kind of cropper |
| CN116534573A (en) * | 2023-04-25 | 2023-08-04 | 海安上海交通大学智能装备研究院 | Direct seam iron core offline stacking bin device |
| CN116534573B (en) * | 2023-04-25 | 2023-11-07 | 海安上海交通大学智能装备研究院 | Direct seam iron core offline stacking bin device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150603 Effective date of abandoning: 20160629 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |