CN205204780U - Unipolar transmission lift trailer - Google Patents
Unipolar transmission lift trailer Download PDFInfo
- Publication number
- CN205204780U CN205204780U CN201521014198.5U CN201521014198U CN205204780U CN 205204780 U CN205204780 U CN 205204780U CN 201521014198 U CN201521014198 U CN 201521014198U CN 205204780 U CN205204780 U CN 205204780U
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- branch arm
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- linkage
- connection block
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Abstract
The utility model relates to an unipolar transmission lift trailer, which comprises a base, the universal wheel, a pedestal, the connecting seat, the platform, the pressurized strut, lower linkage, lower support arm, go up linkage and last support arm, to go up, the support arm is with last down, the linkage constitutes respectively for two sets of parallelogram mechanisms down, be used for guaranteeing that the platform straightly climbs on the level edge all the time, on, the support arm is connected at the connecting seat down, the slider -crank mechanism of the same slider of two sets of sharings is adopted to the junction, on guaranteeing, lower support arm cooperative motion, ask the car mass motion to provide the effort through the hydraulic actuator, drive platform vertical lift. The utility model discloses a lift trailer adopts the hydraulic actuator can provide great power and has guaranteed effective biography power, and single hydraulic actuator can reduce the cost and reduce the required space of trailer, and adopt the utility model discloses a roll over arm carrythrough structure, reduced freely movable joint, improved system reliability.
Description
Technical field
The utility model relates to lifting mechanism, particularly relates to a kind of single shaft transmission lifting trailer.
Background technology
Lifting mechanism is used for rise and the decline of motorcycle kind equipment, pays close attention to the stability of mechanism, load-carrying capacity, lift capability, space hold and maintainability during its practical application more.Traditional lifting mechanism is divided into two classes, and a class is crotch formula lift car (as shown in Figure 1), and another kind of is Vertical Lift trailer (as shown in Figure 2).
Crotch formula lifting motorcycle is the class motorcycle often used, the lifting structure of crotch formula is in order to ensure the motion space of crotch, require that motorcycle platform has certain length, crotch is provided to be elevated the stroke of direction motion, therefore motorcycle overall volume comparatively large, take up room also just comparatively large, and stationarity working service needs lubricating maintenance joint also many.
Vertical Lift motorcycle utilizes Chain conveyer by the structure of its vertical uplift, adopt that the Vertical Lift trailer platform of chain-type mechanism is comparatively large, platform stabilization is low, trailer overall heavier, take up room larger.
Summary of the invention
The purpose of this utility model is to provide a kind of single shaft transmission lifting trailer, solves the problems such as current lifting mechanism trailer takes up room greatly, platform stabilization is low, car load overweight.
For achieving the above object, the technical solution adopted in the utility model is: a kind of single shaft transmission lifting trailer, comprises chassis, cardan wheel, base, Connection Block, platform, pressurized strut, lower link group, lower branch arm, upper linkage rod group and upper branch arm,
Described cardan wheel is installed on four angles on described chassis;
Described base is welded on the opposite of the cardan wheel attachment face on described chassis;
One end of described lower link group is articulated with described base, and one end of described lower branch arm is also articulated with described base; The other end of described lower link group is articulated with on described Connection Block, and the other end of described lower branch arm is also articulated with on described Connection Block; Described lower link group and described lower branch arm form the first four-bar linkage;
One end of described upper linkage rod group is articulated with on described platform, and one end of described upper branch arm is also articulated with on described platform; The other end of described upper linkage rod group is articulated with on described Connection Block, and the other end of described upper branch arm is also articulated with on described Connection Block, and described upper linkage rod group and described upper branch arm form the second four-bar linkage;
The other end of described lower branch arm and described upper branch arm also has crank, and described Connection Block is also provided with chute, the crank of described lower branch arm and the crank of described upper branch arm hinged and be placed in described chute, form two crank block structures;
Described pressurized strut is arranged on the another side on described chassis, and the point of action of described pressurized strut acts on described lower branch arm;
Drive described lower branch arm around described base rotation by the folding and unfolding of described pressurized strut, make described first parallel motion, rotation is converted into translation by the crank block structure that described lower branch arm and described chute are formed, translation is converted into rotation by the piston crank mechanism that described upper branch arm and described chute are formed, make described second parallel motion, thus drive the lifting of described platform.
Further, described first four-bar linkage is parallelogram linkage.
Further, described second four-bar linkage is parallelogram linkage.
Further, described lower link group comprises 2 lower links.
Further, described upper linkage rod group comprises 2 upper connecting rods.
Further, described lower branch arm is also provided with boss.
Further, described pressurized strut is hydraulic actuator, and quantity is 1.
A kind of single shaft transmission lifting trailer of the present utility model, upper and lower support arm and upper and lower linkage rod group are configured to two groups of parallel-crank mechanisms respectively, in order to ensure platform all the time level linearly rise, upper and lower support arm is connected to Connection Block, junction adopts two groups of slider-crank mechanisms sharing same slide block, to ensure upper and lower support arm cooperative motion, motorcycle mass motion provides application force by hydraulic actuator, drives support arm platform vertical lift.Adopt folding arm force transferring structure of the present utility model, decrease turning joint, improve system reliability.
Accompanying drawing explanation
Accompanying drawing to be herein merged in specification sheets and to form the part of this specification sheets, shows and meets embodiment of the present utility model, and is used from specification sheets one and explains principle of the present utility model.
Fig. 1 is the schematic diagram of crotch formula lift car;
Fig. 2 is the schematic diagram of Vertical Lift trailer;
Fig. 3 is the structural representation of the single shaft transmission lifting trailer according to the present embodiment;
Fig. 4 is the Connection Block portion structure schematic diagram of the single shaft transmission lifting trailer according to the present embodiment;
Fig. 5 is the Connection Block position cutaway view of the single shaft transmission lifting trailer according to the present embodiment;
Wherein, 1 be chassis, 2 are cardan wheels, 3 are bases, 4 are Connection Blocks, 5 are platforms, 6 are pressurized struts, 7 are lower link groups, 8 are lower branch arms, 9 are upper linkage rod group, 10 is upper branch arms.
Detailed description of the invention
The object implemented for making the utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, are further described in more detail the technical scheme in the utility model embodiment.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, instead of whole embodiments.Be exemplary type below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creation type work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
As shown in Figures 3 to 5, the structure that single shaft transmission lifting trailer of the present utility model is concrete and composition comprise chassis 1, cardan wheel 2, base 3, Connection Block 4, platform 5, pressurized strut 6, lower link group 7, lower branch arm 8, upper linkage rod group 9 and upper branch arm 10.Four cardan wheels 2 are installed on four angles of bottom surface, chassis 1 respectively; Base 3 to be welded on above chassis 1 (opposite of cardan wheel 2 attachment face) and position of keeping right in the centre on chassis 1, guarantee lower branch arm 8 left end and base 3 hinged after and horizontal positioned time, lower branch arm 8 can not exceed the left side on chassis 1.The right-hand member of lower link group 7 and lower branch arm 8 is on the base 3 hinged respectively, and hinge-point is two, the left end of lower link group 7 and lower branch arm 8 is hinged on Connection Block 4 respectively, hinge-point is also two, forms first parallelogram linkage by lower link group 7, lower branch arm 8 and four hinge-points; The right-hand member of upper linkage rod group 9 and upper branch arm 10 is articulated with on platform 5 respectively, hinge-point is two, the right-hand member of upper linkage rod group 9 and upper branch arm 10 is hinged on Connection Block 4 respectively, hinge-point is also two, forms second parallelogram linkage by upper linkage rod group 9, upper branch arm 10 and four hinge-points.The left end of lower branch arm 8 and the right-hand member of upper branch arm 10 also have bending crank, Connection Block 4 inside is also provided with chute, the crank of lower branch arm 8 and the crank of upper branch arm 10 hinged be placed in chute, hinge-point is a bearing pin slide block and the hinge hole ovalisation at the hinge-point place of crank, and bearing pin slide block has activity space in the hinge hole of ellipse.Pressurized strut 6 is arranged on above chassis 1, and the point of action of pressurized strut 6 acts on lower branch arm 8.
Principle of work of the present utility model is as follows, hydraulic actuator 6 acts on lower branch arm 8, lower branch arm 8 is withstood when hydraulic actuator 6 works, the parallelogram linkage that lower branch arm 8 and lower link group 7 form can move around the hinge-point on base 3, and lower branch arm 8 and lower link group 7 also can be moved around the hinge-point be hinged on Connection Block 4.When lower branch arm 8 moves around the hinge on Connection Block 4, the crank of lower branch arm 8 and bearing pin slide block can along the runner movements on Connection Block 4, bearing pin slide block can drive the crank motion of upper branch arm 10, and then upper branch arm 10 is taken exercises around the hinge on Connection Block 4, thus the parallelogram linkage Sports band moving platform 5 that upper branch arm 10 and upper linkage rod group 9 are formed rises.Owing to adopting two parallelogram sturcutres, when base 3 is motionless, Connection Block 4 can only move up and down, and also just causes the plane of platform 5 to remain level.When lifting trailer folds, consistent when principle and rise.
It is to be appreciated that single shaft transmission of the present utility model is elevated trailer, also jug is not shown in FIG., and handle is connected with the chassis 1 of trailer, promotes handle and moved by car during use.In addition, lower link group 7 of the present utility model comprises 2 lower links, and upper linkage rod group 9 comprises 2 lower links, and 2 upper connecting rods or 2 lower links overlap completely in the projection of vertical plane, adopt 2 lower links can improve the stability of lifting mechanism.Also have boss at lower branch arm 8 near the position of base 3, boss is towards platform 5 direction, and when being elevated trailer and being completely folding, platform 5 drops on above base 3, and boss contacts with upper branch arm 10 and withstands upper branch arm 10.Pressurized strut 6 adopts hydraulic actuator 6 and quantity is 1, hydraulic way only one just can provide required power, save space and alleviate trailer gross weight.
Single shaft transmission lifting trailer of the present utility model, upper branch arm 10, lower branch arm 8 are configured to two groups of parallel-crank mechanisms respectively with upper linkage rod group 9, lower link group 7, in order to ensure platform 5 all the time level linearly rise, upper branch arm 10, lower branch arm 8 are connected to Connection Block 4, junction adopts two groups of slider-crank mechanisms sharing same bearing pin slide block, to ensure upper branch arm 10, lower branch arm 8 cooperative motion, motorcycle mass motion provides application force by hydraulic actuator 6, band moving platform 5 vertical lift.Adopt hydraulic actuator 6 that larger power can be provided to ensure that effective force, single hydraulic actuator 6 can reduce cost and reduce trailer requisite space, and adopt folding arm force transferring structure of the present utility model, decrease turning joint, improve system reliability.
The above; be only optimum detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (7)
1. a single shaft transmission lifting trailer, it is characterized in that, comprise chassis (1), cardan wheel (2), base (3), Connection Block (4), platform (5), pressurized strut (6), lower link group (7), lower branch arm (8), upper linkage rod group (9) and upper branch arm (10)
Described cardan wheel (2) is installed on four angles on described chassis (1);
Described base (3) is welded on the opposite of cardan wheel (2) attachment face of described chassis (1);
One end of described lower link group (7) is articulated with described base (3), and one end of described lower branch arm (8) is also articulated with described base (3); The other end of described lower link group (7) is articulated with on described Connection Block (4), and the other end of described lower branch arm (8) is also articulated with on described Connection Block (4); Described lower link group (7) and described lower branch arm (8) form the first four-bar linkage;
One end of described upper linkage rod group (9) is articulated with on described platform (5), and one end of described upper branch arm (10) is also articulated with on described platform (5); The other end of described upper linkage rod group (9) is articulated with on described Connection Block (4), the other end of described upper branch arm (10) is also articulated with on described Connection Block (4), and described upper linkage rod group (9) and described upper branch arm (10) form the second four-bar linkage;
Described lower branch arm (8) also has crank with the other end of described upper branch arm (10), (4) are also provided with chute to described Connection Block, the crank of described lower branch arm (8) and the crank of described upper branch arm (10) hinged and be placed in described chute, form two brace and connecting rod frameworks;
Described pressurized strut (6) is arranged on one side identical with base on described chassis, and the point of action of described pressurized strut (6) acts on described lower branch arm (8);
Described lower branch arm (8) is driven to rotate around described base (3) by the folding and unfolding of described pressurized strut (6), make described first parallel motion, rotation is converted into translation by the brace and connecting rod framework that described lower branch arm (8) and described chute are formed, translation is converted into rotation by the piston crank mechanism that described upper branch arm (10) and described chute are formed, make described second parallel motion, thus drive the lifting of described platform (5).
2. a kind of single shaft transmission lifting trailer according to claim 1, it is characterized in that, described first four-bar linkage is parallelogram linkage.
3. a kind of single shaft transmission lifting trailer according to claim 1, it is characterized in that, described second four-bar linkage is parallelogram linkage.
4. a kind of single shaft transmission lifting trailer according to claim 1, it is characterized in that, described lower link group (7) comprises 2 lower links.
5. a kind of single shaft transmission lifting trailer according to claim 1, it is characterized in that, described upper linkage rod group (9) comprises 2 upper connecting rods.
6. a kind of single shaft transmission lifting trailer according to claim 1, it is characterized in that, described lower branch arm (8) is also provided with boss.
7. a kind of single shaft transmission lifting trailer according to claim 1, it is characterized in that, described pressurized strut (6) is hydraulic actuator, and quantity is 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201521014198.5U CN205204780U (en) | 2015-12-09 | 2015-12-09 | Unipolar transmission lift trailer |
Applications Claiming Priority (1)
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CN201521014198.5U CN205204780U (en) | 2015-12-09 | 2015-12-09 | Unipolar transmission lift trailer |
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CN205204780U true CN205204780U (en) | 2016-05-04 |
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CN201521014198.5U Active CN205204780U (en) | 2015-12-09 | 2015-12-09 | Unipolar transmission lift trailer |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105923587A (en) * | 2016-06-29 | 2016-09-07 | 美通重工有限公司 | Lifting mechanism |
CN107381450A (en) * | 2017-07-13 | 2017-11-24 | 合肥余塝电子商务有限公司 | A kind of communication apparatus maintenance shears |
CN107804964A (en) * | 2017-11-14 | 2018-03-16 | 上海北玻玻璃技术工业有限公司 | A kind of roller transmission lifting platform |
CN108910750A (en) * | 2018-07-03 | 2018-11-30 | 上海浪佩机电科技有限公司 | A kind of lifting device of the mechanical and electric equipment installation maintenance convenient for adjusting |
CN109773754A (en) * | 2018-12-11 | 2019-05-21 | 燕山大学 | The freedom degree parallel connection motion platform of the sub- closed loop collapse branch of double leval jib containing plane |
CN111452702A (en) * | 2020-04-13 | 2020-07-28 | 中国电子科技集团公司第三十八研究所 | Ground unmanned system for searching for alerts |
CN112238908A (en) * | 2019-07-19 | 2021-01-19 | 上海星沿工业智能科技有限公司 | Small-sized material moving self-navigation vehicle |
-
2015
- 2015-12-09 CN CN201521014198.5U patent/CN205204780U/en active Active
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105923587A (en) * | 2016-06-29 | 2016-09-07 | 美通重工有限公司 | Lifting mechanism |
CN107381450A (en) * | 2017-07-13 | 2017-11-24 | 合肥余塝电子商务有限公司 | A kind of communication apparatus maintenance shears |
CN107804964A (en) * | 2017-11-14 | 2018-03-16 | 上海北玻玻璃技术工业有限公司 | A kind of roller transmission lifting platform |
CN107804964B (en) * | 2017-11-14 | 2023-10-20 | 上海北玻玻璃技术工业有限公司 | Roller way transmission lifting table |
CN108910750A (en) * | 2018-07-03 | 2018-11-30 | 上海浪佩机电科技有限公司 | A kind of lifting device of the mechanical and electric equipment installation maintenance convenient for adjusting |
CN109773754A (en) * | 2018-12-11 | 2019-05-21 | 燕山大学 | The freedom degree parallel connection motion platform of the sub- closed loop collapse branch of double leval jib containing plane |
CN109773754B (en) * | 2018-12-11 | 2023-11-24 | 燕山大学 | Three-degree-of-freedom parallel motion platform with plane four-bar sub-closed loop folding branches |
CN112238908A (en) * | 2019-07-19 | 2021-01-19 | 上海星沿工业智能科技有限公司 | Small-sized material moving self-navigation vehicle |
CN111452702A (en) * | 2020-04-13 | 2020-07-28 | 中国电子科技集团公司第三十八研究所 | Ground unmanned system for searching for alerts |
CN111452702B (en) * | 2020-04-13 | 2021-12-10 | 中国电子科技集团公司第三十八研究所 | Ground unmanned system for searching for alerts |
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