CN203780426U - Rolling ladder control mechanism for corn machine - Google Patents
Rolling ladder control mechanism for corn machine Download PDFInfo
- Publication number
- CN203780426U CN203780426U CN201420046661.3U CN201420046661U CN203780426U CN 203780426 U CN203780426 U CN 203780426U CN 201420046661 U CN201420046661 U CN 201420046661U CN 203780426 U CN203780426 U CN 203780426U
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- China
- Prior art keywords
- handle
- staircase
- control system
- operator
- blocking device
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- Withdrawn - After Issue
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Abstract
The utility model relates to a rolling ladder control mechanism for a corn machine and belongs to the technical field of agricultural machinery rolling ladder control mechanisms. The utility model provides a control mechanism capable of controlling a ladder to turn out and reset in and out of a cab. According to the technical scheme adopted for solving the technical problem, the rolling ladder control mechanism for the corn machine comprises the ladder, an indoor control system and an outdoor control system, wherein the ladder can turn out and reset around a rotating shaft; the indoor control system is arranged in the cab; the outdoor control system is arranged out of the cab; the indoor control system and the outdoor control system both can control the ladder to turn out and reset. According to the utility model, the control systems for controlling the ladder to turn out and reset are arranged in and out of the cab, so that an operator can control the outdoor control system outside the cab to realize the turning out or resetting of the ladder before the operator enters into the cab, and the operator can control the indoor control system inside the cab to realize the turning out or resetting of the ladder when the operator leaves the cab, and the operation is convenient.
Description
Technical field
A kind of corn machine of the utility model turns terraced steering unit, belongs to field machine and turns terraced control mechanism technical field.
Background technology
In modern heavy motor vehicle and field machine, large automobile is very common, because the tire of these locomotives is larger, operator's compartment is large apart from the height on ground, operator just need to be by staircase when entering operator's compartment, present vehicle has overall width restriction, people is when using staircase, staircase is produced fixing, when people enters after operator's compartment, staircase need to be stashed, to reduce body width, also there is on the market at present the product of some rotatable staircases, they be all by set-up of control system outside operator's compartment, operator enters into after operator's compartment by staircase, must staircase be stashed by outdoor control system, this control system generally can be very not large, mostly all be arranged on the platform of operator's compartment outside, while needing operation control system on the platform of people in operator's compartment or outside operator's compartment, all to squat and operate on platform, very inconvenient, and, operator need to be from operator's compartment to ground on time, also must arrive first the external operation control system of operator's compartment, it is very inconvenient to operate, to operator, bring worry.
Utility model content
The utility model overcomes the deficiency that prior art exists, and technical matters to be solved is for providing a kind of staircase of all controlling inside and outside operator's compartment to produce the steering unit with return.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of corn machine turns terraced steering unit, comprise staircase, indoor control system and outdoor control system, staircase can produce and return around the shaft, indoor set-up of control system is in operator's compartment, outdoor set-up of control system is outside operator's compartment, and indoor control system and outdoor control system all can be controlled producing and return of staircase.
Indoor control system comprises first handle, lift system and blocking device, between first handle and staircase, by rotating shaft, connect, rotating shaft is that hollow structure and upper end are provided with open slot, the bottom of first handle is hinged in open slot by the first bearing pin, between first handle and blocking device, by lift system, be connected, lift system is arranged on the below of the first bearing pin, and first handle drives lift system to control the locking and unlocking of blocking device.
Wherein, lift system comprises pull bar, connecting rod and attaching parts, and the upper end of pull bar is through being hinged on first handle by the second bearing pin after rotating shaft, and the lower end of pull bar and rod hinge connection are connected by attaching parts between the other end of connecting rod and blocking device.
Wherein, attaching parts comprises connecting portion and operate portions, and the middle part of connecting portion is hinged on staircase by the 3rd bearing pin, one end of connecting portion and rod hinge connection, and the other end is fixedly connected with operate portions, and the other end and the blocking device of operate portions are hinged.
Wherein, blocking device comprises spline adapter plate and spline pin, spline adapter plate is fixedly installed on the outer ring circumference of rotating shaft, on spline adapter plate, have the first spacing hole and second spacing hole of restriction spline pin position, spline pin is arranged on the below of spline adapter plate, on spline pin, be provided with positioning plate, between positioning plate and staircase, be pressed with pull back spring.
Wherein, be provided with position-limited lever on open slot, position-limited lever is used for limiting first handle with respect to the vertical anglec of rotation of rotating shaft.
Outdoor control system comprises second handle, strut device and blocking device, between second handle and blocking device, by strut device, is connected, and second handle drives strut device to control locking or the release of blocking device.
Wherein, strut device comprises bull stick, push rod and shift fork, and bull stick is transverse in staircase, and one end of bull stick is vertically set on the bottom of second handle, between the other end and shift fork, by pull bar, be connected, and vertical setting between pull bar and connecting rod.
Wherein, be also provided with operation blade-rotating between pull bar and bull stick, upper end and the pull bar of operation blade-rotating are hinged, and middle part and the bull stick of operation blade-rotating are hinged, between the bottom of operation blade-rotating and staircase, retracing spring are set, and shift fork is pressed on the upper end of the operate portions of attaching parts.
Wherein, be provided with spacing ring on staircase, described second handle is sleeved in spacing ring, and described spacing ring is used for limiting second handle with respect to the anglec of rotation of staircase.
The utility model compared with prior art has following beneficial effect.
One, the utility model is provided with and can controls that staircase produces or the control system of return inside and outside operator's compartment, the operation of two places is independent of each other, operator is before entering operator's compartment, can outside outdoor OPS, control system realize producing of staircase or return, very convenient, when operator is in operator's compartment, as needs produce staircase or return, by OPS's controlling system, can complete, operator is when rotating staircase, do not need to go outward to control to operator's compartment, convenient and swift, alleviated operator's labour intensity.
Two, on the platform of outdoor set-up of control system of the present utility model outside operator's compartment, when operator need to climb up operator's compartment, handle second handle by after blocking device release, the direction producing according to staircase promotes second handle, staircase can be produced, after staircase produces, blocking device can lock, when operator climbs up staircase, staircase can not rock or rotate, guaranteed operator's safety, operator, climb up after operator's compartment, do not need on the platform of crouching outside operator's compartment staircase return, after operator only need to enter operator's compartment, control cabin controlling system can be by staircase return, convenient and swift.
Three, indoor set-up of control system of the present utility model is in operator's compartment, in indoor control system, when need to be when being hidden in staircase under wheelhouse flat and producing, handle first handle by after blocking device release, the direction that need to produce according to staircase promotes first handle, staircase can be produced or return, convenient and swift, when staircase forwards desired position to, blocking device can lock, when stepping down in staircase, operator can not rock or rotate, guaranteed operator's safety, operator is after staircase gets off, can control cabin outer control system is by staircase return, simple and convenient.
Four, on spline pin of the present utility model, be provided with positioning plate, between positioning plate and staircase, be pressed with pull back spring, in the time of under spline pin is positioned at the first spacing hole of spline adapter plate or the second spacing hole, unclamp first handle and second handle, spline pin is under the elastic force of pull back spring, will be inserted into rapidly in the first spacing hole or the second spacing hole, prevent that staircase from rotating or rocking when there is no control action.
Five, operation blade-rotating of the present utility model bottom is provided with the retracing spring for operation blade-rotating is set back, outside operator's operator's compartment after control system, retracing spring can reset strut device rapidly, has guaranteed next time normally using of outdoor control system.
Six, on open slot of the present utility model, be provided with position-limited lever, position-limited lever is for limiting first handle with respect to the vertical anglec of rotation of rotating shaft, and people is when operation first handle like this, and first handle only can rotate in required scope, can not rotate arbitrarily, easy and simple to handle.
Seven, on staircase of the present utility model, be provided with spacing ring, second handle is sleeved in spacing ring, and spacing ring is used for limiting second handle with respect to the anglec of rotation of staircase, and second handle only rotates in required scope, can arbitrarily not rotate, easy and simple to handle.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is the mounting structure schematic diagram 1 that a kind of corn machine of the utility model turns terraced steering unit.
Fig. 2 is the enlarged drawing at A place in Fig. 1.
Fig. 3 is the enlarged drawing at D place in Fig. 1.
Fig. 4 is the mounting structure schematic diagram 2 that a kind of corn machine of the utility model turns terraced steering unit.
Fig. 5 is the enlarged drawing at B place in Fig. 3.
Fig. 6 is the mounting structure schematic diagram 3 that a kind of corn machine of the utility model turns terraced steering unit.
Fig. 7 is the connection structure schematic diagram that a kind of corn machine of the utility model turns terraced steering unit.
The enlarged drawing at C place in Fig. 8 Fig. 6.
Fig. 9 is the structural representation of spline adapter plate in Fig. 1.
In figure: 1 is staircase, 2 is indoor control system, 3 is outdoor control system, 4 is rotating shaft, 5 is position-limited lever, 6 is spacing ring, 21 is first handle, 22 is lift system, 23 is blocking device, 24 is the first bearing pin, 31 is second handle, 32 is strut device, 221 is pull bar, 222 is connecting rod, 223 is the second bearing pin, 224 is attaching parts, 231 is spline adapter plate, till 232, ship and resell on another market, 233 is positioning plate, 234 is pull back spring, 321 is bull stick, 322 is push rod, 323 is shift fork, 324 is operation blade-rotating, 325 is retracing spring, 2311 is the first spacing hole, 2312 is the second spacing hole, 2241 is connecting portion, 2242 is operate portions, 2243 is the 3rd bearing pin.
The specific embodiment
By reference to the accompanying drawings the utility model is described in further detail now, the schematic diagram of accompanying drawing for simplifying, basic structure of the present utility model is only described in a schematic way, so it only shows the formation relevant with the utility model.
A kind of corn machine turns terraced steering unit, comprise staircase 1, indoor control system 2 and outdoor control system 3, staircase 1 can 4 produce and return around the shaft, indoor control system 2 is arranged in operator's compartment, outdoor control system 3 is arranged on outside operator's compartment, and indoor control system 2 and outdoor control system 3 all can be controlled producing and return of staircase 1.
Indoor control system 2 comprises first handle 21, lift system 22 and blocking device 23, between first handle 21 and staircase 1, by rotating shaft 4, connect, rotating shaft 4 is provided with open slot for hollow structure and upper end, the bottom of first handle 21 is hinged in open slot by the first bearing pin 24, between first handle 21 and blocking device 23, by lift system 22, be connected, lift system 22 is arranged on the below of the first bearing pin 24, and first handle 21 drives lift system 22 to control the locking and unlocking of blocking device 23.
Wherein, lift system 22 comprises pull bar 221, connecting rod 222 and attaching parts 224, the upper end of pull bar 221 is hinged on first handle 21 by the second bearing pin 223 through after rotating shaft 4, the lower end of pull bar 221 and connecting rod 222 are hinged, between the other end of connecting rod 222 and blocking device 23, by attaching parts 224, are connected;
Wherein, attaching parts 224 comprises connecting portion 2241 and operate portions 2242, the middle part of connecting portion 2241 is hinged on staircase 1 by the 3rd bearing pin 2243, one end of connecting portion 2241 and connecting rod 222 are hinged, the other end is fixedly connected with operate portions 2242, and the other end of operate portions 2242 and blocking device 23 are hinged.
Wherein, blocking device 23 comprises spline adapter plate 231 and spline pin 232, spline adapter plate 231 is fixedly installed on the outer ring circumference of rotating shaft 4, on spline adapter plate 231, have the first spacing hole 2311 and second spacing hole 2312 of restriction spline pin 232 positions, spline pin 232 is arranged on the below of spline adapter plate 231, on spline pin 232, be provided with positioning plate 233, between positioning plate 233 and staircase 1, be pressed with pull back spring 234.
Wherein, be provided with position-limited lever 5 on open slot, position-limited lever 5 is used for limiting first handle 21 with respect to the vertical anglec of rotation of rotating shaft 4.
Outdoor control system 3 comprises second handle 31, strut device 32 and blocking device 23, between second handle 31 and blocking device 23, by strut device 32, is connected, and second handle 31 drives strut device 32 to control locking or the release of blocking device 23.
Wherein, strut device 32 comprises bull stick 321, push rod 322 and shift fork 323, and bull stick 321 is transverse in staircase 1, and one end of bull stick 321 is vertically set on the bottom of second handle 31, between the other end and shift fork 323, by pull bar 221, be connected, vertical setting between pull bar 221 and connecting rod 222;
Wherein, between pull bar 221 and bull stick 321, be also provided with operation blade-rotating 324, upper end and the pull bar 221 of operation blade-rotating 324 are hinged, middle part and the bull stick 321 of operation blade-rotating 324 are hinged, between the bottom of operation blade-rotating 324 and staircase 1, retracing spring 325 is set, shift fork 323 is pressed on the upper end of the operate portions 2242 of attaching parts 224.
Wherein, be provided with spacing ring 6 on staircase 1, described second handle 31 is sleeved in spacing ring 6, and described spacing ring 6 is used for limiting second handle 31 with respect to the anglec of rotation of staircase 1.
The utility model is provided with inside and outside operator's compartment can control that staircase 1 produces or the control system of return, the operation of two places is independent of each other, when operator is outside operator's compartment, when need to be when being hidden in staircase 1 under operator's compartment and producing, can utilize control system 3 outside outdoor OPS to realize producing of staircase 1 or return, operator promotes second handle 31 and rotates around staircase 1, second handle 31 drives shift fork 323 to move downward by connecting rod 222 mechanisms, shift fork 323 is depressed the operate portions of attaching parts 224 2242, when second handle 31 arrives on spacing ring 6, spline pin 232 separates with the first spacing hole 2311 on spline adapter plate 231, then around rotating shaft 4 directions, laterally promote second handle 31, staircase 14 rotations around the shaft, until after staircase 1 produces completely, unclamp second handle 31, spline pin 232 pops up under the effect of pull back spring 234, at this moment, spline pin 232 turns and is inserted in the second spacing hole 2312, staircase 1 can not rotate arbitrarily or rock, operator is when climbing up staircase 1, staircase 1 is stable, guaranteed operator's safety.
When operator enters into after operator's compartment along staircase 1, do not need on the platform of crouching outside operator's compartment staircase 1 return, operator is OPS's controlling system 2 in operator's compartment, the vertical first handle 21 that promotes 4 rotates around the shaft, first handle 21 drives bont motion, attaching parts 224 on bont rotates around the 3rd bearing pin 2243, spline pin 232 is separated with spline adapter plate 231, then in the open slot of rotating shaft 4 upper ends, be provided with position-limited lever 5, when first handle 21 arrives on position-limited lever 5, direction along staircase 1 return laterally promotes first handle 21 4 rotations around the shaft, staircase 1 will rotate to original position, until return, after return, unclamp first handle 21, spline pin 232 pops up under the effect of pull back spring 234, spline pin 232 is inserted in the second spacing hole 2312 of spline locating plate, prevent that staircase 1 from rotating arbitrarily, like this after use finishes, can easily staircase 1 be regained like this, operation blade-rotating 324 return under the effect of retracing spring 325, facilitate next operation, alleviated operator's labour intensity.
Claims (6)
1. a corn machine turns terraced steering unit, comprise staircase (1), described staircase (1) around the shaft (4) produces and return, it is characterized in that, also comprise indoor control system (2) and outdoor control system (3), described indoor control system (2) is arranged in operator's compartment, and described outdoor control system (3) is arranged on outside operator's compartment, and described indoor control system (2) and outdoor control system (3) all can be controlled producing and return of staircase (1).
2. a kind of corn machine according to claim 1 turns terraced steering unit, it is characterized in that, described indoor control system (2) comprises first handle (21), lift system (22) and blocking device (23), between described first handle (21) and staircase (1), by rotating shaft (4), connect, described rotating shaft (4) is provided with open slot for hollow structure and upper end, the bottom of described first handle (21) is hinged in open slot by the first bearing pin (24), between described first handle (21) and blocking device (23), by lift system (22), be connected, described lift system (22) is arranged on the below of the first bearing pin (24), described first handle (21) drives lift system (22) to control the locking and unlocking of blocking device (23),
Described lift system (22) comprises pull bar (221), connecting rod (222) and attaching parts (224), the upper end of described pull bar (221) is hinged on first handle (21) by the second bearing pin (223) through after rotating shaft (4), the lower end of pull bar (221) and connecting rod (222) are hinged, between the other end of connecting rod (222) and blocking device (23), by attaching parts (224), are connected;
Described attaching parts (224) comprises connecting portion (2241) and operate portions (2242), the middle part of connecting portion (2241) is hinged on staircase (1) by the 3rd bearing pin (2243), one end of described connecting portion (2241) and connecting rod (222) are hinged, the other end is fixedly connected with operate portions (2242), and the other end of operate portions (2242) and blocking device (23) are hinged.
3. a kind of corn machine according to claim 2 turns terraced steering unit, it is characterized in that, described blocking device (23) comprises spline adapter plate (231) and spline pin (232), described spline adapter plate (231) is fixedly installed on the outer ring circumference of rotating shaft (4), on described spline adapter plate (231), have the first spacing hole (2311) and second spacing hole (2312) of restriction spline pin (232) position, described spline pin (232) is arranged on the below of spline adapter plate (231), on described spline pin (232), be provided with positioning plate (233), between described positioning plate (233) and staircase (1), be pressed with pull back spring (234).
4. a kind of corn machine according to claim 2 turns terraced steering unit, it is characterized in that, is provided with position-limited lever (5) on described open slot, and described position-limited lever (5) is used for limiting first handle (21) with respect to the vertical anglec of rotation of rotating shaft (4).
5. a kind of corn machine according to claim 1 turns terraced steering unit, it is characterized in that, described outdoor control system (3) comprises second handle (31), strut device (32) and blocking device (23), between described second handle (31) and blocking device (23), by strut device (32), be connected, second handle (31) drives strut device (32) to control locking or the release of blocking device (23);
Described strut device (32) comprises bull stick (321), push rod (322) and shift fork (323), described bull stick (321) is transverse in staircase (1), one end of described bull stick (321) is vertically set on the bottom of second handle (31), between the other end and shift fork (323), by pull bar (221), be connected, vertical setting between described pull bar (221) and connecting rod (222);
Between described pull bar (221) and bull stick (321), be also provided with operation blade-rotating (324), the upper end of described operation blade-rotating (324) and pull bar (221) are hinged, middle part and the bull stick (321) of operation blade-rotating (324) are hinged, between the bottom of operation blade-rotating (324) and staircase (1), retracing spring (325) is set, described shift fork (323) is pressed on the upper end of the operate portions (2242) of attaching parts (224).
6. a kind of corn machine according to claim 5 turns terraced steering unit, it is characterized in that, on described staircase (1), be provided with spacing ring (6), described second handle (31) is sleeved in spacing ring (6), and described spacing ring (6) is used for limiting second handle (31) with respect to the anglec of rotation of staircase (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420046661.3U CN203780426U (en) | 2014-01-25 | 2014-01-25 | Rolling ladder control mechanism for corn machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420046661.3U CN203780426U (en) | 2014-01-25 | 2014-01-25 | Rolling ladder control mechanism for corn machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780426U true CN203780426U (en) | 2014-08-20 |
Family
ID=51316640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420046661.3U Withdrawn - After Issue CN203780426U (en) | 2014-01-25 | 2014-01-25 | Rolling ladder control mechanism for corn machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780426U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770714A (en) * | 2014-01-25 | 2014-05-07 | 山西信联机械制造股份有限公司 | Corn machine rolling ladder manipulating mechanism |
| CN107231893A (en) * | 2017-07-05 | 2017-10-10 | 中联重机股份有限公司 | A kind of cat ladder and the harvester with the cat ladder |
-
2014
- 2014-01-25 CN CN201420046661.3U patent/CN203780426U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770714A (en) * | 2014-01-25 | 2014-05-07 | 山西信联机械制造股份有限公司 | Corn machine rolling ladder manipulating mechanism |
| CN103770714B (en) * | 2014-01-25 | 2016-02-10 | 山西信联机械制造股份有限公司 | Corn machine turns terraced steering unit |
| CN107231893A (en) * | 2017-07-05 | 2017-10-10 | 中联重机股份有限公司 | A kind of cat ladder and the harvester with the cat ladder |
| CN107231893B (en) * | 2017-07-05 | 2023-05-02 | 中联农业机械股份有限公司 | Crawling ladder and harvester with same |
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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: 20140820 Effective date of abandoning: 20160210 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |