CN205075880U - Turn to stand, use tractor that turns to stand - Google Patents
Turn to stand, use tractor that turns to stand Download PDFInfo
- Publication number
- CN205075880U CN205075880U CN201520812514.7U CN201520812514U CN205075880U CN 205075880 U CN205075880 U CN 205075880U CN 201520812514 U CN201520812514 U CN 201520812514U CN 205075880 U CN205075880 U CN 205075880U
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- Prior art keywords
- turn
- column
- stand
- sector
- connecting rod
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- 239000011435 rock Substances 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a turn to stand, use tractor that turns to stand turns to the stand and includes frame and steering wheel (1), still include last transmission shaft (21) be connected with steering wheel (1) and with last transmission shaft (21) articulated under the axis of rotation, be equipped with fan -shaped tooth (3) on going up transmission shaft (21), articulated in the frame have lower fan -shaped tooth (5) that can lock with last fan -shaped tooth (3) cooperation. To turn to the stand sets up as that it turns to the stand under with to turn to the stand to turn to the stand on will and turn to the stand down and hinge each other, realized the function of steering wheel angularly adjustable. Set up fan -shaped tooth on turning to the stand last, set up fan -shaped tooth down on turning to the stand under, through last fan -shaped tooth and the mutual interlock of fan -shaped tooth down for on turn to the stand realize the locking after adjusting the orientation, thereby adjusting normal use under the state of angle, avoided tractor steering wheel angle fixed's in the past drawback, it is more comfortable to make operating personnel use after adjustment steering wheel angle.
Description
Technical field
The utility model relates to technical field, especially relate to a kind ofly turn to column, application turns to the trac. of column.
Background technology
For the wheel-tire tractor technical development reached its maturity, people are on the basis of content with funtion demand, human engineering traveling comfort be there has also been and improve significantly, because the body sizes of operating personal are different, also different to the position of the traveling comfort demand handled, not only be embodied in the different demands of height, be also embodied in the different demands of front and back position.
Domestic market, the steering swivel system of wheel-tire tractor mainly adopts bearing circle to pass through to turn to column to be connected with hydraulic steering gear, operating personal is when driving, if when front and back position is improper, realize often by adjustment seat position, but the angle of the relative operating personal of bearing circle cannot change, and the adjustment travel of seat is limited.Due to these limiting conditions, thus can not realize fore-aft adjustable turn to column, the traveling comfort of a part of operating personal can be had influence on when driving undoubtedly, having influence on production efficiency.
Utility model content
For existing problem, the trac. that the utility model provides a kind of and turns to column, application turns to column, in order to improve above-mentioned drawback.
The utility model for the adopted technical scheme that solves the problem is:
The utility model provides one and turns to column, comprise frame and bearing circle, also comprise be connected with described bearing circle upload moving axis, and upload the hinged lower turning cylinder of moving axis with described, described moving axis of uploading is provided with sector, described frame is hinged with and can coordinates with described upper sector the lower sector locked.
Preferably, also comprise and be arranged in described frame and the connecting rod mechanism that described lower sector and described upper sector go out of lock can be promoted.
Preferably, described lower sector is formed with recess, described connecting rod mechanism is formed with described mating recesses and the moving tooth that described lower sector and described upper sector can be made to go out of lock.
Preferably, the end of described moving tooth is sphere plush copper, be formed in described recess can with described sphere plush copper apical grafting after realize the ramp structure that described lower sector and described upper sector go out of lock.
Preferably, described connecting rod mechanism comprise be formed with described moving tooth stir rocking arm, stir the hinged connecting rod of rocking arm with described, and with the operating rock arm of described rod hinge connection.
Preferably, the stretcher fixing with described operating rock arm is also comprised.
Preferably, pull back spring is provided with between described operating rock arm and described frame.
Preferably, upload described between moving axis and described lower drive shaft and be provided with retracing spring.
Preferably, described retracing spring is two, and uploads described in laying respectively on the overbending direction of the relatively described lower drive shaft both sides of moving axis.
The utility model additionally provides a kind of trac., comprises and turns to column, described in turn to column for turning to column described in above-mentioned embodiment.
Compared with prior art, the advantage of the utility model embodiment is:
To turn to column be set to turn to column and under turn to column, and by turn to column with under turn to column to be hinged, achieve the function that steering wheel angle is adjustable.Upper turning on column, sector is set, under turn on column lower sector be set, be engaged with lower the mutual of sector by upper sector, make to turn to column after adjusting direction, realize locking, thus normally use under the state adjusting angle, avoid the drawback that tractor steering wheel angle is in the past fixed, operating personal is used after adjustment direction dish angle more comfortable.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model detailed description of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation turning to column that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the structural representation that upper sector that the utility model embodiment provides is engaged mutually with lower sector;
Fig. 3 is the structural representation that the moving tooth that provides of the utility model embodiment promotes when lower sector departs from occlusion.
Reference numeral:
1-; Bearing circle 21-uploads moving axis; 22-lower drive shaft;
The upper sector of 3-; 4-retracing spring; Sector under 5-;
6-stirs rocking arm; 61-moving tooth; 7-pull back spring;
8-connecting rod; 9-operating rock arm; 10-stretcher.
Detailed description of the invention
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
See Fig. 1, the utility model that the utility model embodiment provides provides one and turns to column, comprise frame and bearing circle 1, also comprise be connected with described bearing circle 1 upload moving axis 21, and upload the hinged lower turning cylinder of moving axis 21 with described, described moving axis 21 of uploading is provided with sector 3, described frame is hinged with and can coordinates with described upper sector 3 the lower sector 5 locked.
In the prior art, trac. turn to column usually by an overall column closure dish 1, when dispatching from the factory, the angle of bearing circle 1 is just fixing, in actual use, due to the difference of operator's height, for the operator of different height, the position of bearing circle 1 can not meet proprietary demand, for the operator that height is lower, cannot realize normal running in trac., potential safety hazard can be brought like this to construction, also can the fatigue rate of the person of speeding operations.
In the utility model, two-stage structure is set to by column will be turned to, to upload between moving axis 21 and lower drive shaft 22 and be hinged, and be engaged by the mutual of teeth between upper sector 3 with lower sector 5 locking realized uploading moving axis 21 and lower drive shaft 22, making to upload moving axis 21 both can angle-adjustable, locking can be realized again after adjustment angle, operator adjusts uploading moving axis 21 according to the demand of oneself, this kind of design can meet the demand of different operating person, improves construction safety coefficient and operational comfort.
Particularly, also comprise in the utility model and be arranged in described frame and the connecting rod mechanism that described lower sector 5 goes out of lock with described upper sector 3 can be promoted.
Arrange connecting rod mechanism, operator can be made to be operated lower sector 5 by connecting rod mechanism, connecting rod mechanism can be operated lower sector 5 by lever principle and interlock pattern, operating force is reduced, operates more laborsaving.
Particularly, as shown in Figure 2, described lower sector 5 is formed with recess, described connecting rod mechanism is formed with described mating recesses and the moving tooth 61 that described lower sector 5 goes out of lock with described upper sector 3 can be made.
Moving tooth 61 can move forward and backward under the drive of connecting rod mechanism, recess can make lower sector 5 realize rotating along hinge-point under the promotion of moving tooth 61, when control link mechanism, moving tooth 61 moves forward and backward along with connecting rod mechanism, after moving tooth 61 embeds recess, to the basal sliding of recess, thus drive lower sector 5 to rotate downwards, as shown in Figure 3, lower sector 5 now can depart from and being engaged of upper sector 3, thus makes to upload moving axis 21 and can realize free rotation.When uploading after moving axis 21 adjusts position, unclamp connecting rod mechanism, moving tooth 61 skids off in recess, and withstands the inwall of recess by moving tooth 61, makes lower sector 5 realize being engaged with upper sector 3, thus fixedly uploads the position of moving axis 21 and lower drive shaft 22.
Shown in an embodiment of the present utility model, the end of described moving tooth 61 is sphere plush copper, be formed in described recess can with described sphere plush copper apical grafting after realize the ramp structure that described lower sector 5 goes out of lock with described upper sector 3.
Spherical structure sliding resistance in inclined-plane is less, therefore, moving tooth 61 is set to sphere plush copper, and arranges ramp structure in recess, moving tooth 61 is slided in recess more smooth and easy, and can realize better cooperation with ramp structure.
Shown in an embodiment of the present utility model, described connecting rod mechanism comprise be formed with described moving tooth 61 stir rocking arm 6, stir the hinged connecting rod of rocking arm 68 with described, and the operating rock arm 9 hinged with described connecting rod 8.
Connecting rod mechanism combines hinged forming by stirring rocking arm 6, connecting rod 8 and operating rock arm 9, cooperatively interacting by all parts, achieve the transmission effect of long distance, operator can not need with Shou Lai operator link mechanism, can transcribe sells only operates bearing circle 1, and by Jiao Lai operator link mechanism, make operation simpler and easy.
Further, operating rock arm 9 can also arrange the stretcher 10 fixing with operating rock arm 9.Operator's more convenient operation, laborsaving can be made by stretcher 10.
Shown in an embodiment of the present utility model, between described operating rock arm 9 and described frame, be provided with pull back spring 7.
The effect of pull back spring 7 is that connecting rod mechanism to be stepped on by stretcher 10 by operator and after change in location, connecting rod mechanism can be made to set back by pull back spring 7, actual effect is, moving tooth 61 playbacks, promote lower sector 5 and again realize snap-lock with upper sector 3, manually promote moving tooth 61 without the need to operator to playback, reduce operation easier.
In addition, shown in an embodiment of the present utility model, described in upload between moving axis 21 and described lower drive shaft 22 and be provided with retracing spring 4.
The object arranging retracing spring 4 is when uploading moving axis 21 in adjusted position postpone, if need set back, only lower sector 5 need be separated with upper sector 3, under the effect of retracing spring 4, upload moving axis 21 and can be pulled original position, looking for position without the need to manually adjusting, simplifying the operation course.
Concrete, described retracing spring 4 is two, and uploads described in laying respectively on the overbending direction of moving axis 21 relatively described lower drive shaft 22 both sides.
Retracing spring 4 is set respectively on the deflecting direction of both sides uploading moving axis 21, can makes to upload moving axis 21 can both realize spring reset function from both direction, make the adjustment of operator to bearing circle 1 more convenient.
In addition, the utility model additionally provides a kind of trac., comprises and turns to column, described in turn to column for turning to column described in above-mentioned embodiment.
Brief description turns to the working process of column once:
When bearing circle 1 does not adjust, lower sector 5 and upper sector 3 snap-lock.When needing adjustment direction dish 1 angle, step on stretcher 10, stretcher 10 drives operating rock arm 9, operating rock arm 9 drivening rod 8, and rocking arm 6 is stirred in connecting rod 8 drive, the moving tooth 61 stirred on rocking arm 6 rotates, be embedded into recess inside, thus lower sector 5 departed from upper sector 3 be engaged.Operator's manual pull bearing circle 1, drive is uploaded moving axis 21 and is rotated, after adjusting angle, unclamp stretcher 10, connecting rod mechanism is playbacked under the drive of pull back spring 7, and moving tooth 61 playbacks, withstand the inwall of recess, make lower sector 5 again with upper sector 3 snap-lock, thus complete adjustment.
To turn to column be set to turn to column and under turn to column, and by turn to column with under turn to column to be hinged, achieve the function of bearing circle 1 adjustable angle.Upper turning on column, sector 3 is set, under turn on column lower sector 5 be set, be engaged with lower the mutual of sector 5 by upper sector 3, make to turn to column after adjusting direction, realize locking, thus normally use under the state adjusting angle, avoid the drawback that steering wheel of tractor 1 angle is in the past fixed, operating personal is used after adjustment direction dish 1 angle more comfortable.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. one kind turns to column, comprise frame and bearing circle (1), it is characterized in that, also comprise be connected with described bearing circle (1) upload moving axis (21), and upload the hinged lower drive shaft of moving axis (21) with described, described moving axis (21) of uploading is provided with sector (3), described frame is hinged with and can coordinates with described upper sector (3) the lower sector (5) locked.
2. according to claim 1ly turn to column, it is characterized in that, also comprise and be arranged in described frame and the connecting rod mechanism that described lower sector (5) goes out of lock with described upper sector (3) can be promoted.
3. according to claim 2ly turn to column, it is characterized in that, described lower sector (5) is formed with recess, described connecting rod mechanism is formed with described mating recesses and the moving tooth (61) that described lower sector (5) and described upper sector (3) go out of lock can be made.
4. according to claim 3ly turn to column, it is characterized in that, the end of described moving tooth (61) is sphere plush copper, be formed in described recess can with described sphere plush copper apical grafting after realize the ramp structure that described lower sector (5) and described upper sector (3) go out of lock.
5. according to claim 4ly turn to column, it is characterized in that, described connecting rod mechanism comprise be formed with described moving tooth (61) stir rocking arm (6), the hinged connecting rod (8) of rocking arm (6) is stirred with described, and the operating rock arm (9) hinged with described connecting rod (8).
6. according to claim 5ly turn to column, it is characterized in that, also comprise the stretcher (10) fixing with described operating rock arm (9).
7. according to claim 6ly turn to column, it is characterized in that, between described operating rock arm (9) and described frame, be provided with pull back spring (7).
8. according to claim 7ly turn to column, it is characterized in that, described in upload between moving axis (21) and described lower drive shaft (22) and be provided with retracing spring (4).
9. according to claim 8ly turn to column, it is characterized in that, described retracing spring (4) is two, and uploads described in laying respectively on the overbending direction of moving axis (21) relatively described lower drive shaft (22) both sides.
10. a trac., comprises and turns to column, it is characterized in that, described in turn to column for turning to column in claim 1 ~ 9 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520812514.7U CN205075880U (en) | 2015-10-16 | 2015-10-16 | Turn to stand, use tractor that turns to stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520812514.7U CN205075880U (en) | 2015-10-16 | 2015-10-16 | Turn to stand, use tractor that turns to stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205075880U true CN205075880U (en) | 2016-03-09 |
Family
ID=55428308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520812514.7U Active CN205075880U (en) | 2015-10-16 | 2015-10-16 | Turn to stand, use tractor that turns to stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205075880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197094A (en) * | 2015-10-16 | 2015-12-30 | 中联重机股份有限公司 | Steering upright column and tractor applying same |
| CN107284510A (en) * | 2017-07-21 | 2017-10-24 | 北京北方车辆集团有限公司 | A kind of armored vehicle steering apparatus |
-
2015
- 2015-10-16 CN CN201520812514.7U patent/CN205075880U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197094A (en) * | 2015-10-16 | 2015-12-30 | 中联重机股份有限公司 | Steering upright column and tractor applying same |
| CN107284510A (en) * | 2017-07-21 | 2017-10-24 | 北京北方车辆集团有限公司 | A kind of armored vehicle steering apparatus |
| CN107284510B (en) * | 2017-07-21 | 2023-11-14 | 北京北方车辆集团有限公司 | Armored vehicle steering control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |