CN218560987U

CN218560987U - Labor-saving lifting mechanism through curve plate

Info

Publication number: CN218560987U
Application number: CN202222360055.6U
Authority: CN
Inventors: 范方祝; 刘基; 王章傲
Original assignee: Kunshan Siwopu Intelligent Equipment Co ltd
Current assignee: Kunshan Siwopu Intelligent Equipment Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-03-03
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a labor-saving lifting mechanism through a curve plate, which is used for lifting in the battery replacement process of a new energy automobile and comprises a bottom frame, a driving unit, a connecting piece and a double-fork arm component, wherein the driving unit is connected with the bottom frame; the connecting piece comprises a curve plate and a linear module, the linear module is fixedly connected to the underframe, and the curve plate is connected to the linear module in a sliding manner; the double-fork arm assembly comprises a scissor fork inner arm and a scissor fork outer arm, the scissor fork inner arm and the scissor fork outer arm are connected through a rotating shaft, and the rotating shaft is attached to the curved surface of the curve plate; the drive unit drives the curve plate to move along the length direction of the straight line module, the curve plate drives the rotating shaft to vertically move up and down, and the outer arm of the scissor fork and the inner arm of the scissor fork rotate relative to the rotating shaft so as to lift or descend the object, thereby solving the technical problem that the heavy object is still lifted in a labor-saving manner after the equipment is lowered.

Description

Labor-saving lifting mechanism through curve plate

Technical Field

The utility model relates to a new energy automobile trades power station field, concretely relates to laborsaving lifting mechanism through curve board.

Background

Under the pressure of energy and environmental protection, new energy automobiles will become the development direction of future automobiles. The endurance capacity of the new energy vehicle needs to be further optimized due to the limitation of the battery and the charging technology, and the current power changing station is a better way for rapidly supplementing energy to the new energy vehicle. The utility model discloses a constructional device that is used for trading a part on the power station.

The applicant has found that the prior art has at least the following technical problems:

considering that the vehicle needs to enter the equipment for power change when the vehicle is used for power change, if the equipment is very high, a very long slope needs to be made for the vehicle to enter the station for power change, or a foundation is made for digging a pit, and the power change station is placed in the pit. The two types of the power stations either need to occupy more occupied area or are troublesome to construct, so that the power station needs to be lowered as much as possible. When the vehicle is lifted and the battery is replaced, the RGV trolley for transporting the battery is required to be lowered as far as possible in order to lower the vehicle. After the lifting is carried out, the heavy object still needs to be lifted, and in order to achieve the purpose of labor-saving lifting, the labor-saving lifting mechanism through the curve plate is designed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a laborsaving lifting mechanism through curve plate adopts this mechanism can solve equipment and does still very laborsaving technical problem that gets up the lifting of heavy object after low.

The technical scheme of the utility model is that: a labor-saving lifting mechanism through a curve plate is used for lifting in a new energy automobile battery replacement process and comprises an underframe, a driving unit, a connecting piece and a double-fork arm assembly, wherein the driving unit is connected with the underframe, the connecting piece is connected with the underframe, the driving unit is connected with the connecting piece, and the double-fork arm assembly is connected with the underframe;

the connecting piece comprises a curve plate and a straight line module, the straight line module is fixedly connected to the underframe, and the curve plate is connected to the straight line module in a sliding manner; the double-fork arm assembly comprises a scissor fork inner arm and a scissor fork outer arm, the scissor fork inner arm and the scissor fork outer arm are connected through a rotating shaft, and the rotating shaft is attached to the curved surface of the curved plate;

the driving unit drives the curve plate to move along the length direction of the linear module, the curve plate drives the rotating shaft to vertically move up and down, and the outer arm and the inner arm of the scissor fork rotate relative to the rotating shaft so as to lift or lower an article.

Further, the driving unit comprises a motor and a screw rod connected to the motor, and the screw rod is connected to the bottom frame through a linkage piece; the screw rod is in threaded connection with a connecting block, and two ends of the connecting block are connected with the curve plate; the motor drives the connecting block to move along the length direction of the lead screw and drives the curve plate to move so as to lift or lower the double-fork arm assembly.

Furthermore, the inclined plane of the curve plate is provided with three sections and comprises a lowest section, a middle section and a highest section, the inclined angle of the lowest section is 32 degrees, the inclined angle of the middle section is 28 degrees, and the inclined angle of the highest section is 40 degrees.

Furthermore, one end of the inner arm of the scissors fork is connected with the underframe through a rotating shaft, and the other end of the inner arm of the scissors fork is connected with a fixed frame for placing articles through a first transverse module; one side of the inner arm of the scissors fork is rotationally connected with the outer arm of the scissors fork through a rotating shaft.

Furthermore, one end of the outer arm of the scissors fork is connected with the underframe through a second transverse module, and the other end of the outer arm of the scissors fork is connected with a fixing frame for placing articles through a rotating shaft.

Furthermore, one end of the rotating shaft, which extends out of the outer arm of the scissor fork, is attached to the inclined plane of the curve plate, and the outer arm of the scissor fork is positioned on the inner side of the curve plate.

Further, the double-fork arm assembly is provided with two groups.

Furthermore, the two groups of double-fork arm assemblies are connected through the transverse plate.

The utility model has the beneficial technical effects that:

1. through the mutual cooperation use of curve board and rotation axis to can change the rotary motion of motor into linear motion, not only reduce the space demand, can descend the very laborsaving lift of heavy object in the condition of narrow and small space and position height moreover equally.

2. Through the use of mutually supporting of scissors fork inner arm and scissors fork outer arm, guaranteed the stability of heavy object at the ascending or decline in-process, can realize the lifting of more heavy object body simultaneously under the condition of equal motor drive power.

3. The connecting mode that the inner arm of the scissors fork and the outer arm of the scissors fork are respectively connected with the chassis, and the connecting mode that the inner arm of the scissors fork and the outer arm of the scissors fork are respectively connected with the fixing frame ensure the stability and smooth shape of the inner arm of the scissors fork and the outer arm of the scissors fork when the inner arm of the scissors fork and the outer arm of the scissors fork rotate relative to the rotating shaft, and simultaneously ensure the safety of articles placed on the fixing frame.

4. The inclined plane of the curve plate is provided with 3 different inclination angles, the design is determined according to the weights of weights at different sections, the inclination angle of the curve plate is smaller when the weights are heavier, and therefore the labor-saving effect can be achieved.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic view of the connection between the driving unit and the connecting member of the present invention;

FIG. 4 is a schematic structural view of a dual fork arm assembly of the present invention;

fig. 5 is a schematic structural diagram of the curve plate of the present invention.

The reference signs are:

1. a chassis; 2. a fixed mount; 3. a drive unit; 31. a motor; 32. a screw rod; 33. a linkage member; 34. connecting blocks; 4. a connecting member; 41. a curve plate; 411. a bevel; 42. a linear module; 5. a double-wishbone assembly; 51. an inner arm of the scissor fork; 511. a first transverse module; 52. an outer arm of the scissor fork; 521. a second transverse module; 53. a rotating shaft; 54. a rotating shaft; 6. a transverse plate.

Detailed Description

In order to make the technical means of the present invention clearer and to make the invention practical in accordance with the content of the specification, the following embodiments are described in further detail with reference to the accompanying drawings and examples, and the following examples are used to illustrate the present invention but do not limit the scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the application herein.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship described based on the embodiments and shown in the drawings, or the orientation or position relationship that the products of the present invention are usually placed when using, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, the utility model particularly relates to a laborsaving lifting mechanism through curve board for the lift in the new energy automobile trades electric process, including chassis 1, drive unit 3, connecting piece 4 and double fork arm subassembly 5, drive unit 3 with chassis 1 is connected, connecting piece 4 with chassis 1 is connected, drive unit 3 with connecting piece 4 is connected, double fork arm subassembly 5 with chassis 1 is connected;

it should be noted that, the driving unit 3 and the connecting piece 4 are both connected to the base frame 1, one end of the double-fork arm assembly 5 is movably connected to the base frame 1, and the other end of the double-fork arm assembly 5 is movably connected to the fixing frame 2; the driving unit 3 drives the connecting piece 4 to move and drives the double-fork arm assembly 5 to move, so that the fixing frame 2 connected to one end of the double-fork arm assembly 5 vertically moves up and down to lift a heavy object.

As shown in fig. 2 and 3, the connecting member 4 includes a curved plate 41 and a linear module 42, the linear module 42 is fixedly connected to the chassis 1, and the curved plate 41 is slidably connected to the linear module 42; the double-fork arm assembly 5 comprises a scissor fork inner arm 51 and a scissor fork outer arm 52, the scissor fork inner arm 51 and the scissor fork outer arm 52 are connected through a rotating shaft 53, and the rotating shaft 53 is attached to the inclined surface 411 of the curve plate 41;

wherein, two groups of connecting pieces 4 are arranged, and the two groups of connecting pieces 4 are symmetrically connected with the underframe 1; one end of the linear module 42 is fixedly connected to the chassis 1, and the curved plate 41 is slidably connected to the inner side of the linear module 42 and can horizontally move along the length direction of the linear module 42.

The double-fork arm component 5 is also provided with two sets of, and two sets of double-fork arm components 5 symmetrical type are connected in the base, and double-fork arm component 5 is located the inboard of curve board 41, prescribes a limit to the position of double-fork arm component 5 through curve board 41, avoids in the motion process, and the condition of skew about the double-fork arm component 5 appears.

In addition, the inner scissor arm 51 and the outer scissor arm 52 are connected by the rotating shaft 53, so that the inner scissor arm 51 and the outer scissor arm 52 can rotate along the axial direction of the rotating shaft 53, and the purpose of lifting or lowering the fixing frame 2 connected to one end of the inner scissor arm 51 and one end of the outer scissor arm 52 is achieved.

Furthermore, one end of the rotating shaft 53 extends out of the outer side of the outer arm 52 of the scissors fork, so that the rotating shaft 53 is attached to the inclined surface 411 of the curved plate 41, the rotating shaft 53 moves on the inclined surface 411 of the curved plate 41 by driving the curved plate 41 to move, the height position of the rotating shaft 53 changes in the moving process, the rotating shaft 53 drives the inner arm 51 of the scissors fork and the outer arm 52 of the scissors fork to move, and the purpose of lifting or lowering the fixing frame 2 connected to one end of the inner arm 51 of the scissors fork and one end of the outer arm 52 of the scissors fork is achieved.

The driving unit 3 drives the curved plate 41 to move along the length direction of the linear module 42, the curved plate 41 drives the rotating shaft 53 to vertically move up and down, and the outer scissors fork arm 52 and the inner scissors fork arm 51 rotate relative to the rotating shaft 53 to lift or lower an article.

As shown in fig. 1 and 3, the driving unit 3 includes a motor 31 and a lead screw 32 connected to the motor 31, and the lead screw 32 is connected to the base frame 1 through a linkage 33; the screw rod 32 is in threaded connection with a connecting block 34, and two ends of the connecting block 34 are connected with the curve plate 41; the motor 31 drives the connecting block 34 to move along the length direction of the screw 32 and drives the curved plate 41 to move, so as to raise or lower the double-fork arm assembly 5.

The motor 31 of the driving unit 3 adopts a servo motor 31 with a brake, so that the positioning is accurate, and the motor can stably stop in place. The screw 32 of the driving unit 3 adopts the ball screw 32, so that the transmission efficiency is high, and the service life of the screw 32 is also long.

Through the mutual cooperation of the screw rod 32 and the curve plate 41, the outer arm 52 of the scissors fork and the inner arm 51 of the scissors fork lift or lower the fixed frame 2, so that the rotary motion of the motor 31 is converted into linear motion, and meanwhile, the lifting of a heavier object can be realized under the condition of the same driving force of the motor 31.

As shown in fig. 5, the inclined plane 411 of the curved plate 41 has three inclined sections and includes a lowest section, a middle section and a highest section, the inclined angle of the lowest section is 32 °, the inclined angle of the middle section is 28 °, and the inclined angle of the highest section is 40 °.

Note that if the weight to be pushed by us is 15KN at the lowest stage, the driving force F =15kn × sin32 ° =7.95KN required for the curve plate 41 is much smaller than the driving force for the weight to directly rise according to the law of conservation of energy, and thus the power saving effect is achieved.

As shown in fig. 1 and 4, one end of the scissor inner arm 51 is connected to the base frame 1 through a rotating shaft 54, and the other end of the scissor inner arm 51 is connected to the fixing frame 2 for placing articles through a first transverse module 511; one side of the inner scissor-fork arm 51 is rotatably connected with the outer scissor-fork arm 52 through a rotating shaft 53. Therefore, the curve plate 41 is ensured not to interfere with the chassis 1 when the rotating shaft 53 drives the scissor inner arm 51 to move, and the stability of the fixing frame 2 connected to the scissor inner arm 51 is ensured.

One end of the outer arm 52 of the scissors fork is connected with the underframe 1 through a second transverse module 521, and the other end of the outer arm 52 of the scissors fork is connected with the fixing frame 2 for placing articles through a rotating shaft 54. Therefore, the curve plate 41 is ensured not to interfere with the chassis 1 when the scissor outer arm 52 is driven to move by the rotating shaft 53, and the stability of the fixing frame 2 connected with the scissor outer arm 52 is ensured.

One end of the rotating shaft 53 extending out of the outer arm 52 of the scissors fork is attached to the inclined surface 411 of the curved plate 41, and the outer arm 52 of the scissors fork is located inside the curved plate 41.

Two sets of the double-fork arm component 5 are arranged.

As shown in fig. 1 and 3, the two sets of double-fork arm assemblies 5 are connected through the transverse plate 6, and the two sets of double-fork arm assemblies 5 are connected through the transverse plate 6, so that the moving synchronism of the double-fork arm assemblies 5 is ensured, and the stability of the fixing frame 2 in the ascending or descending process is further ensured.

The above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein.

Claims

1. A labor-saving lifting mechanism through a curve plate (41) is used for lifting in a new energy automobile power exchange process and is characterized by comprising an underframe (1), a driving unit (3), a connecting piece (4) and a double-fork arm assembly (5), wherein the driving unit (3) is connected with the underframe (1), the connecting piece (4) is connected with the underframe (1), the driving unit (3) is connected with the connecting piece (4), and the double-fork arm assembly (5) is connected with the underframe (1);

the connecting piece (4) comprises a curve plate (41) and a straight line module (42), the straight line module (42) is fixedly connected to the underframe (1), and the curve plate (41) is connected to the straight line module (42) in a sliding manner; the double-fork arm assembly (5) comprises a scissor fork inner arm (51) and a scissor fork outer arm (52), the scissor fork inner arm (51) is connected with the scissor fork outer arm (52) through a rotating shaft (53), and the rotating shaft (53) is attached to the curved surface of the curved plate (41);

the driving unit (3) drives the curve plate (41) to move along the length direction of the linear module (42), the curve plate (41) drives the rotating shaft (53) to vertically move up and down, and the outer arm (52) and the inner arm (51) of the scissor fork rotate relative to the rotating shaft (53) so as to lift or lower an article.

2. Labor-saving lifting mechanism by means of a curve plate (41) according to claim 1, characterized in that the drive unit (3) comprises a motor (31) and a screw (32) connected to the motor (31), the screw (32) being connected to the chassis (1) by means of a linkage (33); the screw rod (32) is in threaded connection with a connecting block (34), and two ends of the connecting block (34) are connected with the curve plate (41); the motor (31) drives the connecting block (34) to move along the length direction of the screw rod (32) and drives the curve plate (41) to move so as to lift or lower the double-fork arm assembly (5).

3. Labor-saving lifting mechanism by curved plate (41) according to claim 2, characterized in that the inclined plane (411) of the curved plate (41) has three sections with an inclination angle of 32 °, a middle section with an inclination angle of 28 ° and a highest section with an inclination angle of 40 °.

4. Labor-saving lifting mechanism by curved plate (41) according to claim 1, characterized in that one end of the inner arm (51) of the scissors fork is connected with the chassis (1) by a rotating shaft (54), and the other end of the inner arm (51) of the scissors fork is connected with the fixed frame (2) for placing the object by a first transverse module (511); one side of the inner scissor fork arm (51) is rotatably connected with the outer scissor fork arm (52) through a rotating shaft (53).

5. Labor-saving lifting mechanism by means of a curved plate (41) according to claim 1, characterized in that one end of the outer arm (52) of the scissors fork is connected with the chassis (1) by means of a second transverse module (521), and the other end of the outer arm (52) of the scissors fork is connected with the fixed frame (2) for placing the object by means of a rotating shaft (54).

6. A labour-saving lifting mechanism through a curved plate (41) according to claim 5, wherein the end of the rotary shaft (53) extending beyond the scissor fork outer arms (52) abuts against a ramp (411) of the curved plate (41), and the scissor fork outer arms (52) are located inside the curved plate (41).

7. A labour saving lifting mechanism through a curved plate (41) according to claim 1 wherein there are two sets of the double wishbone assembly (5).

8. A labour saving lifting mechanism through a curved plate (41) according to claim 7 wherein the two sets of double wishbone assemblies (5) are connected by a cross plate (6).