CN104695301A - Step slope plate and extension type step slope plate - Google Patents
Step slope plate and extension type step slope plate Download PDFInfo
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- CN104695301A CN104695301A CN201510117304.0A CN201510117304A CN104695301A CN 104695301 A CN104695301 A CN 104695301A CN 201510117304 A CN201510117304 A CN 201510117304A CN 104695301 A CN104695301 A CN 104695301A
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- bevel gear
- underframe
- slope plate
- slope
- plate
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Abstract
The invention discloses a step slope plate and an extension type step slope plate. The step slope plate comprises an underframe, a slope plate, a transmission rod, transmission cases and screw rods, the underframe is connected with the slope plate, the slope plate is provided with chutes, the transmission cases are arranged at the underframe, one ends of the screw rods are connected with the transmission cases while the other ends are inserted in the chutes through bolts and capable of driving the slope plate to rotate relative to the underframe, and the transmission cases are connected through the transmission rod. The extension type step slope plate comprises two the same step slope plates which are connected through hinges along the longitudinal direction, and the transmission cases thereof can be connected through drive rods folded along the longitudinal direction. The step slope plate and the extension type step slope plate are simple in structure, convenient to operate, capable of regulating according to the step height and width so as to expand the use range of the step slope plate, precise in lifting height and small in space usage.
Description
Technical field
The present invention relates to ramp plate field, particularly a kind of slope backing plate for vehicle up/down steps.
Background technology
The entrance of the public places such as market, supermarket, station, harbour all can arrange step usually, also has the curb of road both sides, it is all vehicle set obstacle, when vehicle needs to stride across these steps temporarily, people generally can near step place placement slope pad, vehicle can stride across step from slope pad, and then is removed by slope pad.Existing slope pad sets the slope pad of different size often according to the height of step, make the versatility of slope pad not strong.
Summary of the invention
The object of the invention is to provide a kind of terraced slope plate, by slope board lift adjustment ramp height, thus meet the instructions for use of different shoulder height, additionally provide a kind of extension type terraced slope plate, by the width of extension slope board, thus meet the instructions for use of different step width.
According to an aspect of the present invention, provide terraced slope plate, comprise underframe, slope board, drive link, transmission case and screw rod, underframe is connected with slope board, slope board is provided with chute, and transmission case is installed on underframe, and one end of screw rod is connected to transmission case, the other end is inserted in chute by screw and also slope board can be driven to rotate relative to underframe, is connected between transmission case by drive link.
Its beneficial effect is: press close to step use because terraced slope plate one end is positioned over the ground other end, by transmission case drive screw, screw on screw rod slides and drives slope board to rotate relative to underframe in chute, thus slope board is raised or reduces, until the top of slope board and the top of step concordant, vehicle just can stride across step from terraced slope plate, therefore the requirement for height of different step can be realized, expand range of application, when slope board is constantly reduced to ground level, saves space, be convenient to storage.Also owing to adopting the setting of screw and chute, making screw rod and slope board indirect connection, is the height that slope board lifts or reduces by slide in the chute displacive transformation of generation of screw, therefore can realize slope board lift or the height that reduces more accurate.
In some embodiments, transmission case comprises casing, longitudinal rolling bearing, longitudinal bevel gear, vertical rolling bearing and vertical bevel gear, casing is fixed on underframe, the outer ring of longitudinal rolling bearing, vertical rolling bearing is all fixed in casing, the axle head of longitudinal bevel gear, vertical bevel gear is installed on the inner ring of longitudinal rolling bearing, vertical rolling bearing respectively, the gear end engagement of longitudinal bevel gear, vertical bevel gear.
Its beneficial effect is: due to transmission case drive time, first force in longitudinal bevel gear of one of them transmission case, by Bevel Gear Transmission drive screw, the power of this transmission case passes to the longitudinal bevel gear on other transmission case through drive link simultaneously, other screw rod is driven again by Bevel Gear Transmission, jointly drive slope board raise or reduce by screw rod on each transmission case, therefore can realize the lifting of slope board entirety.
In some embodiments, the axle head of its adjacent longitudinal bevel gear of adjacent transmission case is connected by drive link.
Its beneficial effect is: because the power transmission between transmission case relies on the driving of longitudinal bevel gear, and the driving source on transmission case therefore can be realized longitudinally to be passed to each transmission case by drive link.
In some embodiments, the axle head of vertical bevel gear is installed on the inner ring of vertical rolling bearing by nut, one end of screw rod is connected with nut thread, and adjacent nut rotation direction is contrary.
Its beneficial effect is: because nut and screw rod form worm drive assembly, the rotation direction of each transmission case institute mounting nuts is set on the contrary, ensure that on each transmission case, power enables screw rod move in the same way by worm drive, therefore can realize power on each transmission case and be passed to the elevating movement of screw rod by worm drive, and drive screw to rotate relative to underframe to drive slope board along slide, thus slope board is raised or reduces.
In some embodiments, longitudinal rolling bearing, longitudinal bevel gear are two, vertical rolling bearing, vertical bevel gear are one, and a vertical bevel gear is located between two longitudinal bevel gears, and two longitudinal bevel gears engage with a vertical bevel gear respectively.
Its beneficial effect is: because two longitudinal bevel gears, a vertical bevel gear constitute gear drive, force side is positioned at one of them longitudinal bevel gear, therefore longitudinal rotational translation of bevel gear can be realized to rotate for vertical, thus provide power for the worm drive of nut and screw rod.
In some embodiments, its end of screw longitudinally successively through chute and the screw rod other end, and is connected with screw flight, and its head is limited in chute.
Its beneficial effect is: because screw is through chute, the end of screw is threaded fixing with the other end of screw rod, the head of screw is limited in chute, therefore can realize driving screw to slide in chute by screw motion, thus screw promotion slope board is raised or reduces.
In some embodiments, slope board is made up of outside plate and inner panel, and outside plate is connected with underframe, and the other end of screw rod can drive outside plate to rotate relative to underframe, and inner panel telescopically is connected to outside plate, and outside plate is located at by chute.
Its beneficial effect is: because the progression of step is different, and make the chamfer length of step different, inner panel and outside plate are telescopic connection, according to the chamfer length of step, are stretched out by inner panel or retract, and therefore can realize the chamfer length requirement of different step.
In some embodiments, underframe is fixed with locking device.
Its beneficial effect is: due to locking device can with ground lock, therefore can realize spacing, antitheft effect when terraced slope plate is positioned over ground.
According to another aspect of the present invention, provide extension type terraced slope plate, comprise two above-mentioned terraced slope plates, its slope board is longitudinally connected successively by hinge, and its adjacent transmission case is connected by the drive rod that can longitudinally fold.
Its beneficial effect is: because slope board longitudinally connects by hinge is corresponding by all terraced slope plates, both extended slope board width, can realize again the folding of all slope boards; Transmission case is longitudinally connected by folding drive rod is corresponding, both ensure that the power transmission between transmission case, achieve again drive rod jointly to fold along with all slope boards, therefore can realize the width requirement of different step, and the foldability of slope board and drive rod also saves space.
In some embodiments, its slope board is made up of outside plate and inner panel, and outside plate is connected with underframe, and the other end of screw rod can drive outside plate to rotate relative to underframe, and inner panel telescopically is connected to outside plate, and outside plate is located at by chute, and its outside plate is longitudinally connected by hinge.
Its beneficial effect is: because the progression of step is different, make the chamfer length of step different, inner panel and outside plate are telescopic connection, according to the chamfer length of step, inner panel stretched out or retracts, therefore can realize the chamfer length requirement of different step, simultaneously, because all terraced slope plates are flexibly connected by outside plate, therefore can realize when outside plate folds, also not affecting the flexible of inner panel.
The invention has the beneficial effects as follows: structure is simple, easy to operate, can regulate according to the height of step and width, thus expand the scope of application of terraced slope plate, and adjustable height is accurate, also saves space.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the terraced slope plate of an embodiment of the present invention;
The A place enlarged diagram that Fig. 2 is the plate of terraced slope shown in Fig. 1;
Fig. 3 is the schematic diagram of mechanism of the plate of terraced slope shown in Fig. 1.
Fig. 4 is the schematic perspective view of the extension type terraced slope plate of an embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Fig. 1 show schematically show the terraced slope plate according to one embodiment of the present invention.
As shown in Figure 1, 2, this terraced slope plate comprises underframe 1, slope board 2, drive link 3, transmission case 4 and screw rod 5.By screw fixing and locking device 8 on underframe 1, locking device 8 is preferably lockset, and the lock core of lockset can insert ground locking hole and fix.
Slope board 2 is made up of outside plate 21 and inner panel 22, the two ends of outside plate 21 are provided with chute 211, inner panel 22 is fixed with slide rail 23, outside plate 21 is offered groove 24, slide rail 23 is installed in groove 24, inner panel 22 is slided on outside plate 21, realizes the flexible of the relative outside plate 21 of inner panel 22, carry out flexible inner panel 22 according to the chamfer length of step.
As shown in Figure 3, transmission case 4 has two, is installed on the two ends of underframe 1 respectively, includes the longitudinal rolling bearing of a casing 41, two 42, two longitudinal bevel gears 43, vertical rolling bearing 44 and a vertical bevel gear 45.Casing 41 is fixedly welded on underframe 1, the outer ring of longitudinal rolling bearing 42, vertical rolling bearing 44 is all fixedly welded on casing 41 inwall, and the axle head of longitudinal bevel gear 43, vertical bevel gear 45 tightly fits in the inner ring of longitudinal rolling bearing 42, vertical rolling bearing 44 respectively.A vertical bevel gear 45 is arranged between two longitudinal bevel gears 43, and two longitudinal bevel gears 43 respectively bevel gear 45 vertical with engage.Axle head and drive link 3 bolt of the longitudinal bevel gear 43 near inner side are connected and fixed.Longitudinal bevel gear 43 that left end transmission case 4 is positioned at outside is connected and fixed with handle 11 bolt.
The axle head of vertical bevel gear 45 is tightly fixed in the inner ring of vertical rolling bearing 44 by nut 7, and the lower end of screw rod 5 is threaded with nut 7, and the corresponding nut of left end transmission case 47 is left-handed, and the corresponding nut 7 of right-hand member transmission case 4 is dextrorotation.
The end of screw 6 longitudinally passes the upper end of chute 211 and screw rod 5 successively, and is threaded fixing with screw rod 5, and the head of screw 6 blocks chute 211.
As shown in Figure 1, 2, 3, when this terraced slope plate plate uses, after step lands location, be fixed on ground by locking device 8 and carry out spacing, play anti-theft function simultaneously.According to step progression difference, there is different chamfer lengths, the slide rail 23 on inner panel 22 is stretched out along the groove 24 on outside plate 21 or retracts, meets chamfer length requirement.
Left end transmission case 4 is force side, turn handle 11, longitudinal bevel gear 43 is rotated in outside, under Bevel Gear Transmission effect, the longitudinal bevel gear 43 of vertical bevel gear 45 and inner side is driven to rotate, the longitudinal bevel gear 43 in inner side drives the longitudinal bevel gear 43 in the inner side of right-hand member transmission case 4 to rotate by drive link 3, thus under Bevel Gear Transmission effect, drive the longitudinal bevel gear 43 of the vertical bevel gear 45 of right-hand member transmission case 4 and outside to rotate, thus the vertical bevel gear 45 of two transmission cases 4 drive screw rod 5 in the transmission of nut 7 inside spin.Because nut 7 rotation direction of two transmission cases 4 is contrary, ensure that screw rod 5 can stretch out simultaneously or retract, and then the screw 6 on screw rod 5 slides and drives outside plate 21 to rotate relative to underframe 1 in chute 211, thus by slope board 2 integral raising or reduction, until the top of outside plate 21 and the top of step concordant, vehicle just can stride across step from terraced slope plate.Due to screw rod 5 and slope board 2 indirect connection, but adopt the connected mode of screw 6 and chute 211, and be the height that slope board 2 lifts or reduces by screw 6 displacive transformation produced that slides in chute 211, slope board 2 is lifted or the height that reduces more accurate.
Fig. 4 show schematically show the extension type terraced slope plate according to one embodiment of the present invention.
As shown in Figure 4, this extension type terraced slope plate comprises two above-mentioned terraced slope plates, namely left side main terraced slope plate 12, right side prolong terraced slope plate 13.
As shown in Figure 1,2,3, 4, main terraced slope plate 12, the outside plate 21 that prolongs terraced slope plate 13 are longitudinally connected by hinge 9.The axle head of the longitudinal bevel gear 43 in outside of the right-hand member transmission case 4 of main terraced slope plate 12 is connected and fixed by drive rod 10 bolt with the axle head of the longitudinal bevel gear 43 in the outside of the left end transmission case 4 prolonging terraced slope plate 13, and drive rod 10 can longitudinally fold.The nut 7 prolonging the left end transmission case 4 of terraced slope plate 13 is left-handed, nut 7 dextrorotation of right-hand member transmission case 4.Longitudinal bevel gear 43 that the left end transmission case 4 of main terraced slope plate 12 is positioned at outside is connected and fixed with handle 11 bolt.
When this extension type terraced slope plate does not use, in order to save space, the outside plate 21 prolonging the slope board 2 of terraced slope plate 13 is longitudinal folding and be positioned on the outside plate 21 of main terraced slope plate 12 along hinge 9, and drive rod 10 also rises folding with one simultaneously.
When this extension type terraced slope plate uses, with main terraced slope plate 12 for substrate, by the outside plate 21 prolonging the slope board 2 of terraced slope plate 13 along hinge 9 turning unfolding to main terraced slope plate 12 and prolong terraced slope plate 13 outside plate 21 in same plane, thus the width of increase slope board 2 is with the width instructions for use of satisfied different step, drive rod 10 also overturns as horizontal attitude simultaneously.Then still with the left end transmission case 4 of main terraced slope plate 12 for force side, the longitudinal bevel gear 43 in outside that turn handle 11 force is also successively delivered to right-hand member transmission case 4 is rotated, the longitudinal bevel gear 43 in the outside of prolonging the left end transmission case 4 of terraced slope plate 13 is driven to rotate by drive rod 10 again, and the longitudinal bevel gear 43 in the outside being successively delivered to right-hand member transmission case 4 is rotated, thus main terraced slope plate 12, the vertical bevel gear 45 prolonging each transmission case 4 of terraced slope plate 13 drives screw rod 5 in the transmission of nut 7 inside spin, because nut 7 rotation direction of each transmission case 4 is contrary, ensure that screw rod 5 can stretch out simultaneously or retract, and then the screw 6 on screw rod 5 slides and drives outside plate 21 to rotate relative to underframe 1 in chute 211, thus by slope board 2 integral raising or reduction, until the top of outside plate 21 and the top of step concordant, vehicle just can stride across step from terraced slope plate.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (10)
1. terraced slope plate, it is characterized in that, comprise underframe (1), slope board (2), drive link (3), transmission case (4) and screw rod (5), described underframe (1) is connected with described slope board (2), described slope board (2) is provided with chute (211), described transmission case (4) is installed on underframe (1), one end of described screw rod (5) is connected to transmission case (42), the other end is inserted in chute (211) by screw (6) and also slope board (2) can be driven to rotate relative to underframe (1), connected by drive link (3) between described transmission case (4).
2. terraced slope plate according to claim 1, it is characterized in that, described transmission case (42) comprises casing (41), longitudinal rolling bearing (42), longitudinal bevel gear (43), vertical rolling bearing (44) and vertical bevel gear (45), described casing (41) is fixed on underframe (1), described longitudinal rolling bearing (42), the outer ring of vertical rolling bearing (44) is all fixed in casing (41), described longitudinal bevel gear (43), the axle head of vertical bevel gear (45) is installed on longitudinal rolling bearing (42) respectively, the inner ring of vertical rolling bearing (44), described longitudinal bevel gear (43), the gear end engagement of vertical bevel gear (45).
3. terraced slope plate according to claim 2, is characterized in that, the axle head of its adjacent described longitudinal bevel gear (43) of adjacent described transmission case (4) is connected by drive link (3).
4. terraced slope plate according to claim 2, it is characterized in that, the axle head of described vertical bevel gear (45) is installed on the inner ring of vertical rolling bearing (44) by nut (7), one end of described screw rod (5) is threaded with described nut (7), and adjacent described nut (7) rotation direction is contrary.
5. according to the arbitrary described terraced slope plate of claim 2-4, it is characterized in that, described longitudinal rolling bearing (42), longitudinal bevel gear (43) are two, described vertical rolling bearing (44), vertical bevel gear (45) are one, a described vertical bevel gear (45) is located between two described longitudinal bevel gears (43), and two described longitudinal bevel gears (43) respectively vertical bevel gear (45) described with are engaged.
6. terraced slope plate according to claim 1, it is characterized in that, described screw (6) its end is longitudinally successively through chute (211) and screw rod (5) other end, and be threaded with screw rod (5), its head is limited in chute (211).
7. terraced slope plate according to claim 1, it is characterized in that, described slope board (2) is made up of outside plate (21) and inner panel (22), described outside plate (21) is connected with described underframe (1), the other end of described screw rod (5) can drive outside plate (21) to rotate relative to underframe (1), described inner panel (22) telescopically is connected to outside plate (21), and outside plate (21) is located at by described chute (211).
8. terraced slope plate according to claim 1, is characterized in that, described underframe (1) is fixed with locking device (8).
9. extension type terraced slope plate, it is characterized in that, comprise terraced slope plate according to claim 1, also comprise the terraced slope plate described at least one, its slope board (2) is longitudinally connected successively by hinge (9), and its adjacent transmission case (4) is connected by the drive rod (10) that can longitudinally fold.
10. extension type terraced slope plate according to claim 9, it is characterized in that, its slope board (2) is made up of outside plate (21) and inner panel (22), described outside plate (21) is connected with described underframe (1), the other end of described screw rod (5) can drive outside plate (21) to rotate relative to underframe (1), described inner panel (22) telescopically is connected to outside plate (21), outside plate (21) is located at by described chute (211), and its outside plate (21) is longitudinally connected by hinge (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510117304.0A CN104695301B (en) | 2015-03-17 | 2015-03-17 | Step slope plate and extension type step slope plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510117304.0A CN104695301B (en) | 2015-03-17 | 2015-03-17 | Step slope plate and extension type step slope plate |
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| Publication Number | Publication Date |
|---|---|
| CN104695301A true CN104695301A (en) | 2015-06-10 |
| CN104695301B CN104695301B (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510117304.0A Active CN104695301B (en) | 2015-03-17 | 2015-03-17 | Step slope plate and extension type step slope plate |
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| CN (1) | CN104695301B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017635A (en) * | 2016-05-10 | 2016-10-12 | 蚌埠市瑞丰衡器制造有限公司 | Novel electronic truck scale |
| CN106052827A (en) * | 2016-05-10 | 2016-10-26 | 蚌埠市瑞丰衡器制造有限公司 | Practical electronic truck scale |
| CN106185736A (en) * | 2016-08-26 | 2016-12-07 | 梁达兵 | Lifter and apply its stepped plate |
| CN111119423A (en) * | 2020-01-04 | 2020-05-08 | 刘梓峻 | Truss type steel structure stair |
| CN111794079B (en) * | 2020-07-02 | 2022-04-01 | 邱磊 | Temporary bridge capable of passing through vehicles based on bridge construction |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008184794A (en) * | 2007-01-30 | 2008-08-14 | Kajima Corp | Step cushioning structure |
| CN201843041U (en) * | 2010-08-06 | 2011-05-25 | 无锡市锡山职业教育中心校 | Multi-purpose portable driving device |
| CN201865038U (en) * | 2010-11-10 | 2011-06-15 | 于泽远 | Portable automobile stepping bridge |
| CN103966937A (en) * | 2014-05-09 | 2014-08-06 | 陈婷 | Inclined backing plate base |
| CN203960707U (en) * | 2014-07-21 | 2014-11-26 | 梁达兵 | Stepped plate |
| CN204589752U (en) * | 2015-03-17 | 2015-08-26 | 梁达兵 | Terraced slope plate and extension type terraced slope plate |
-
2015
- 2015-03-17 CN CN201510117304.0A patent/CN104695301B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008184794A (en) * | 2007-01-30 | 2008-08-14 | Kajima Corp | Step cushioning structure |
| CN201843041U (en) * | 2010-08-06 | 2011-05-25 | 无锡市锡山职业教育中心校 | Multi-purpose portable driving device |
| CN201865038U (en) * | 2010-11-10 | 2011-06-15 | 于泽远 | Portable automobile stepping bridge |
| CN103966937A (en) * | 2014-05-09 | 2014-08-06 | 陈婷 | Inclined backing plate base |
| CN203960707U (en) * | 2014-07-21 | 2014-11-26 | 梁达兵 | Stepped plate |
| CN204589752U (en) * | 2015-03-17 | 2015-08-26 | 梁达兵 | Terraced slope plate and extension type terraced slope plate |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017635A (en) * | 2016-05-10 | 2016-10-12 | 蚌埠市瑞丰衡器制造有限公司 | Novel electronic truck scale |
| CN106052827A (en) * | 2016-05-10 | 2016-10-26 | 蚌埠市瑞丰衡器制造有限公司 | Practical electronic truck scale |
| CN106017635B (en) * | 2016-05-10 | 2018-09-07 | 蚌埠市瑞丰衡器制造有限公司 | A kind of electronic vehicle weighing apparatus |
| CN106052827B (en) * | 2016-05-10 | 2019-02-01 | 蚌埠市瑞丰衡器制造有限公司 | A kind of practical electronic vehicle weighing apparatus |
| CN106185736A (en) * | 2016-08-26 | 2016-12-07 | 梁达兵 | Lifter and apply its stepped plate |
| CN111119423A (en) * | 2020-01-04 | 2020-05-08 | 刘梓峻 | Truss type steel structure stair |
| CN111794079B (en) * | 2020-07-02 | 2022-04-01 | 邱磊 | Temporary bridge capable of passing through vehicles based on bridge construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104695301B (en) | 2017-01-18 |
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