CN214383673U

CN214383673U - Unbalance loading lifting balancing device

Info

Publication number: CN214383673U
Application number: CN202120171945.5U
Authority: CN
Inventors: 卢勇
Original assignee: Yibin Keyi Power Technology Co Ltd
Current assignee: Yibin Keyi Power Technology Co Ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-10-12
Anticipated expiration: 2031-01-21

Abstract

The utility model provides a unbalance loading lift balancing unit, include: a base; the supporting platform is used for bearing a target object and is positioned above the base; the connecting rod assembly comprises a plurality of connecting rods, and the connecting rod assembly is connected with both the base and the supporting platform so that the supporting platform can be movably arranged along the direction close to and far away from the base; the driving assembly is arranged at intervals with the connecting rod assembly and connected with the base and the supporting platform so as to drive the supporting platform to move along the direction close to or far away from the base. The utility model discloses a unbalance loading lift balancing unit has solved the poor problem of anti unbalance loading ability of the equipment that bears among the correlation technique.

Description

Unbalance loading lifting balancing device

Technical Field

The utility model relates to a new forms of energy electric automobile field particularly, relates to an unbalance loading lift balancing unit.

Background

In the production process, in order to facilitate the operation, auxiliary equipment is often used for carrying some workpieces. For example, during the use of an electric vehicle, the battery is often replaced, and the weight of the battery is often large, so that some load-bearing devices are often used to support the battery in order to facilitate the replacement of the battery.

The lateral position electricity changing is adopted for heavy or large vehicles, bearing equipment in the related technology drives a scissor assembly to drive a supporting platform to move through a driving structure, a grabbing device arranged on the bearing equipment supporting platform grabs the side wall of a battery pack, and the state is carried out in a large-span cantilever state.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an unbalance loading lifting balancing device to solve the problem of poor unbalance loading resistance of the bearing device in the related art.

In order to achieve the above object, the utility model provides a unbalance loading lifting balancing device, include: a base; the supporting platform is used for bearing a target object and is positioned above the base; the connecting rod assembly comprises a plurality of connecting rods, and the connecting rod assembly is connected with both the base and the supporting platform so that the supporting platform can be movably arranged along the direction close to and far away from the base; the driving assembly is arranged at intervals with the connecting rod assembly and connected with the base and the supporting platform so as to drive the supporting platform to move along the direction close to or far away from the base.

Further, the support platform has an offset loading area which can be used for bearing the target object, and the offset loading area is positioned on one side of the connecting rod assembly close to the driving assembly.

Further, the drive assembly includes: the screw nut is arranged on the supporting platform; the screw rod is matched with the screw nut; the motor is in driving connection with the screw rod so as to drive the supporting platform to move through the screw nut when the motor drives the screw rod to rotate.

Furthermore, the number of the screw nuts and the number of the screw rods are two, the two screw rods are arranged at intervals along the first direction, and the two screw rods are matched with the two screw nuts in a one-to-one correspondence manner; the drive assembly further includes: the driving shaft extends along a first direction; the driving shaft is connected with the motor through the first transmission part so as to drive the driving shaft to rotate through the motor; the two second transmission parts are arranged at intervals along the first direction, and the two screw rods are respectively and correspondingly connected with the driving shaft through the two second transmission parts so as to drive the two screw rods to rotate through the two second transmission parts when the driving shaft rotates.

Further, the first transmission part and the motor are both positioned between the two second transmission parts; and/or the first transmission component is a speed reducer.

Further, the supporting platform comprises a body part and a supporting beam, and the supporting beam is connected with one side of the body part close to the base; the supporting beam extends along the first direction and is arranged, and the two nuts are arranged on the supporting beam.

Furthermore, the driving assembly is a hydraulic cylinder, one end of the hydraulic cylinder is connected with the supporting platform, and the other end of the hydraulic cylinder is hinged to the base.

Further, the connecting rod assembly includes: the first connecting rod is provided with a first end and a second end which are oppositely arranged, and the first end of the first connecting rod is hinged with the supporting platform; the first sliding block is slidably arranged on the base along a second direction, and the second end of the first connecting rod is hinged with the first sliding block; the second connecting rod is hinged with the first connecting rod and provided with a first end and a second end which are oppositely arranged, and the first end of the second connecting rod is hinged with the base; and the second sliding block is slidably arranged on the supporting platform along a second direction, and the second end of the second connecting rod is hinged with the second sliding block.

Furthermore, the number of the connecting rod assemblies is two, and the two connecting rod assemblies are arranged at intervals along the first direction; the first direction and the second direction are two directions which are vertical to each other in the same horizontal plane.

Further, the connecting rod assembly and the driving assembly are arranged at intervals along the second direction, and the driving assembly is located on one side, close to the first sliding block and the second sliding block, of the connecting rod assembly.

Use the technical scheme of the utility model the unbalance loading lift balancing unit include: a base; the supporting platform is used for bearing a target object and is positioned above the base; the connecting rod assembly comprises a plurality of connecting rods, and the connecting rod assembly is connected with both the base and the supporting platform so that the supporting platform can be movably arranged along the direction close to and far away from the base; the driving assembly is arranged at intervals with the connecting rod assembly and connected with the base and the supporting platform so as to drive the supporting platform to move along the direction close to or far away from the base. Through the drive assembly who sets up with the link assembly interval, through drive assembly direct drive supporting platform and base be close to each other or keep away from each other, link assembly supports supporting platform, reduce supporting platform's amount of deflection, improve its levelness, guarantee supporting platform's stability, on this basis, drive assembly supports supporting platform again to supporting platform, thereby realize two kinds of supporting role, thereby reduce cantilever structure's length effectively, adopt this kind of structural design's unbalance loading lift balancing unit can improve unbalance loading resistance ability and the stability when unbalance loading of unbalance loading lift balancing unit effectively, the risk of damage when reducing unbalance loading lift balancing unit unbalance loading, the problem that the unbalance loading resistance ability of the bearing equipment among the prior art is poor has been solved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a first viewing angle of a first embodiment of an offset load lifting and balancing apparatus according to the present invention;

fig. 2 shows a schematic structural view of a second viewing angle of the first embodiment of the unbalanced lifting and balancing device according to the present invention;

fig. 3 shows a schematic view of the structure of a second embodiment of an unbalanced load lifting and balancing device according to the present invention.

Wherein the figures include the following reference numerals:

1. a base; 11. a first slide rail; 2. a support platform; 21. a support beam; 22. a second slide rail; 23. a frame; 3. a connecting rod assembly; 31. a first link; 32. a second link; 33. a first slider; 34. a second slider; 4. a drive assembly; 41. a nut; 42. a screw rod; 43. a motor; 45. a drive shaft; 46. a first transmission member; 47. a second transmission member.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 3, the present invention provides an unbalanced load lifting balance device, including: a base 1; the supporting platform 2 is used for bearing a target object, and the supporting platform 2 is positioned above the base 1; the connecting rod assembly 3 comprises a plurality of connecting rods, and the connecting rod assembly 3 is connected with both the base 1 and the supporting platform 2 so that the supporting platform 2 can be movably arranged along the direction close to and far away from the base 1; and the driving assembly 4 is arranged at intervals between the driving assembly 4 and the connecting rod assembly 3, and the driving assembly 4 is connected with the base 1 and the supporting platform 2 so as to drive the supporting platform 2 to move along the direction close to or far away from the base 1.

The utility model discloses an unbalance loading lift balancing unit includes: a base 1; the supporting platform 2 is used for bearing a target object, and the supporting platform 2 is positioned above the base 1; the connecting rod assembly 3 comprises a plurality of connecting rods, and the connecting rod assembly 3 is connected with both the base 1 and the supporting platform 2 so that the supporting platform 2 can be movably arranged along the direction close to and far away from the base 1; and the driving assembly 4 is arranged at intervals between the driving assembly 4 and the connecting rod assembly 3, and the driving assembly 4 is connected with the base 1 and the supporting platform 2 so as to drive the supporting platform 2 to move along the direction close to or far away from the base 1. Through setting up the drive assembly 4 that sets up with link assembly 3 interval, through drive assembly 4 direct drive supporting platform 2 and base 1 be close to each other or keep away from each other, link assembly 3 supports supporting platform 2, reduce supporting platform 2's amount of deflection, improve its levelness, guarantee supporting platform 2's stability, on this basis, drive assembly 4 supports supporting platform 2 again to supporting platform 2, thereby realize two kinds of supporting role, thereby reduce cantilever structure's length effectively, adopt this kind of structural design's unbalance loading lift balancing unit can improve unbalance loading resistance ability and the stability when unbalance loading of unbalance loading lift balancing unit effectively, the risk of damage when reducing unbalance loading of unbalance loading lift balancing unit, the poor problem of the unbalance loading resistance ability of the bearing equipment among the prior art has been solved.

In order to improve the anti-unbalance loading capability of the unbalance loading lifting balance device, the supporting platform 2 has an unbalance loading area which can be used for bearing a target object, and the unbalance loading area is positioned on one side of the connecting rod assembly 3 close to the driving assembly 4.

That is to say, the connection point of the driving assembly 4 and the supporting platform 2 is located between the center of the connecting rod assembly 3 and the maximum unbalance loading stress point of the supporting platform 2, so that the driving assembly 4 can better share the pressure applied to the connecting rod assembly 3, the supporting effect of the driving assembly 4 on the supporting platform 2 is improved, and the unbalance loading resistance of the unbalance loading lifting balancing device can be effectively improved.

As shown in fig. 1 and 2, in an embodiment of the present invention, the driving assembly 4 includes: the screw 41, the screw 41 is installed on supporting the terrace 2; the screw rod 42, the screw rod 42 cooperates with screw 41; the motor 43, the motor 43 is in driving connection with the screw rod 42, so that when the motor 43 drives the screw rod 42 to rotate, the support platform 2 is driven to move by the screw nut 41.

Of course, the driving assembly 4 may be other structures capable of achieving a linear driving action, such as a pneumatic cylinder, a hydraulic cylinder, and the like.

In order to prevent the lead screw 42 from being interfered by the external environment during operation, the driving assembly 4 comprises a protective sleeve, the protective sleeve is positioned on one side of the nut 41, which is far away from the base 1, and the protective sleeve is sleeved on the lead screw 42.

In order to improve the driving stability of the supporting platform 2, improve the supporting effect of the supporting platform 2 and further improve the bearing capacity of the unbalanced load lifting balance device, two screw nuts 41 and two screw rods 42 are arranged at intervals along a first direction, and the two screw rods 42 are matched with the two screw nuts 41 in a one-to-one correspondence manner; the drive assembly 4 further comprises: a drive shaft 45, the drive shaft 45 extending along a first direction; a first transmission member 46, through which the driving shaft 45 is connected with the motor 43, so as to drive the driving shaft 45 to rotate through the motor 43; the two second transmission parts 47 are arranged at intervals along the first direction, and the two screw rods 42 are respectively and correspondingly connected with the driving shaft 45 through the two second transmission parts 47, so that when the driving shaft 45 rotates, the two screw rods 42 are driven to rotate through the two second transmission parts 47. Therefore, the two screw rods 42 can be synchronously driven to rotate by the motor 43, the supporting platform 2 is driven to lift by the two screw nuts 41, the balance of the force applied to the supporting platform 2 by the driving assembly 4 is better, the stability of the movement of the supporting platform 2 can be effectively improved under the combined action of the driving assembly 4 and the connecting rod assembly 3, the pressure of a target object on the connecting rod assembly 3 is reduced, and the unbalance loading resistance and the bearing capacity of the unbalance loading lifting balance device are improved.

Preferably, two lead screws 42 are located on opposite sides of the support platform 2 in the first direction.

Through setting up two second transmission parts 47, the rotation of accessible drive shaft 45 drives two and the different lead screw 42 rotations of the extending direction of drive shaft 45, realizes the change of driving direction. In a specific implementation, the second transmission member 47 may be a gear box comprising a plurality of gears, such that the change of the driving direction is achieved by the cooperation of the gears, for example, by the engagement of two bevel gears. In addition, the second transmission member 47 may also include a worm gear mechanism, the driving shaft 45 is connected to the worm to rotate the worm, and the lead screw 42 is connected to the worm gear to rotate the lead screw 42 via the worm gear.

In the present embodiment, in order to balance the driving action of the motor 43 on the two lead screws 42, the first transmission part 46 and the motor 43 are both located between the two second transmission parts 47; in order to make the lifting of the support platform 2 more stable, the first transmission member 46 is a speed reducer.

In order to facilitate the assembly and maintenance of the unbalanced load lifting balance device, the driving assembly 4 includes a plurality of couplings, and the motor 43 and the first transmission member 46, the first transmission member 46 and the driving shaft 45, and the driving shaft 45 and each of the second transmission members 47 are respectively connected by corresponding couplings.

The support platform 2 comprises a body part and a support beam 21, wherein the support beam 21 is connected with one side of the body part close to the base 1; the supporting beam 21 extends along the first direction, the two nuts 41 are both mounted on the supporting beam 21, and the protecting sleeve is connected with the supporting beam 21.

As shown in fig. 3, in another embodiment of the present invention, the driving assembly 4 is a hydraulic cylinder, one end of the hydraulic cylinder is connected to the supporting platform 2, and the other end of the hydraulic cylinder is hinged to the base 1.

Specifically, one end of the hydraulic cylinder is connected with a supporting beam 21 of the supporting platform 2, the base 1 is provided with an avoiding hole, and the other end of the hydraulic cylinder penetrates through the avoiding hole and then is hinged with one side of the base 1, which is far away from the supporting platform 2. The sinking type hinged fixing structure can ensure the installation strength of the driving component 4 and is beneficial to controlling the height of the unbalance loading lifting balancing device.

The link assembly 3 includes: the first connecting rod 31, the first connecting rod 31 has a first end and a second end which are oppositely arranged, and the first end of the first connecting rod 31 is hinged with the supporting platform 2; the first sliding block 33, the first sliding block 33 is slidably installed on the base 1 along the second direction, and the second end of the first connecting rod 31 is hinged with the first sliding block 33; the second connecting rod 32, the second connecting rod 32 is hinged with the first connecting rod 31, the second connecting rod 32 has a first end and a second end which are oppositely arranged, and the first end of the second connecting rod 32 is hinged with the base 1; and a second slider 34, the second slider 34 being slidably mounted on the support platform 2 along a second direction, and a second end of the second link 32 being hinged to the second slider 34.

The base 1 is provided with a first slide rail 11 extending along a second direction, and the first slide block 33 is matched with the first slide rail 11; the supporting platform 2 is provided with a second slide rail 22 extending along a second direction, and the second slide block 34 is matched with the second slide rail 22. First connecting rod 31 is articulated through first rotation axis between 2 with supporting platform, and first rotation axis outside cover is equipped with the axle sleeve, and the axle sleeve outside is equipped with carries out spacing axle collar and two locking nuts to it. The first link 31 is hinged to the first slider 33 at a hinge position by a second rotating shaft, and the first slider 33 is limited by a limiting step and a limiting nut provided on the second rotating shaft, or the first slider 33 is limited by two limiting nuts provided on the second rotating shaft.

Specifically, two connecting rod assemblies 3 are provided, and the two connecting rod assemblies 3 are arranged at intervals along a first direction; the first direction and the second direction are two directions which are vertical to each other in the same horizontal plane.

Preferably, two connecting-rod assemblies 3 are respectively arranged on opposite sides of the support platform 2 in the first direction. In order to further improve the structural strength of the unbalanced load lifting and balancing device, the respective corresponding hinge positions of the two connecting rod assemblies 3 are connected by an auxiliary connecting shaft.

In the present embodiment, the link assembly 3 and the driving assembly 4 are spaced apart in the second direction, and the driving assembly 4 is located on a side of the link assembly 3 close to the first slider 33 and the second slider 34. Since the structure of the link assembly 3 near the first slider 33 and the second slider 34 is more susceptible to damage from unbalance loading, the drive assembly 4 is disposed on the side of the link assembly 3 near the first slider 33 and the second slider 34.

In order to ensure the structural strength of the support platform 2, the support platform 2 comprises a frame 23 and a housing covering the frame 23, the housing being detachably mounted on the frame 23; the second slide rail 22 is arranged on the frame 23, and the first end of the first connecting rod 31 is hinged with the frame 23; the support beam 21 is connected to a frame 23.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

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 is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An unbalance loading lifting balance device, characterized by comprising:

a base (1);

the supporting platform (2) is used for bearing a target object, and the supporting platform (2) is positioned above the base (1);

the connecting rod assembly (3) comprises a plurality of connecting rods, and the connecting rod assembly (3) is connected with both the base (1) and the supporting platform (2) so that the supporting platform (2) can be movably arranged in the direction close to and far away from the base (1);

the driving assembly (4), driving assembly (4) with link assembly (3) interval sets up, driving assembly (4) with base (1) with supporting platform (2) are connected, in order to drive supporting platform (2) are along being close to or keeping away from the direction of base (1) removes.

2. An offset lift balance arrangement according to claim 1 wherein the support platform (2) has an offset region available for carrying the target object, the offset region being located on a side of the linkage assembly (3) adjacent the drive assembly (4).

3. An unbalanced load lifting balance device according to claim 1, wherein the drive assembly (4) comprises:

a nut (41), said nut (41) being mounted on said support platform (2);

a screw rod (42), the screw rod (42) is matched with the screw nut (41);

the motor (43) is in driving connection with the screw rod (42), so that when the motor (43) drives the screw rod (42) to rotate, the support platform (2) is driven to move through the screw nut (41).

4. The unbalance loading lifting balance device according to claim 3, wherein the screw nut (41) and the screw rod (42) are two, the two screw rods (42) are arranged at intervals along a first direction, and the two screw rods (42) are matched with the two screw nuts (41) in a one-to-one correspondence manner; the drive assembly (4) further comprises:

a drive shaft (45), the drive shaft (45) extending in the first direction;

a first transmission member (46), wherein the driving shaft (45) is connected with the motor (43) through the first transmission member (46) so as to drive the driving shaft (45) to rotate through the motor (43);

the two second transmission parts (47), the two second transmission parts (47) are arranged along the first direction at intervals, and the two screw rods (42) are respectively and correspondingly connected with the driving shaft (45) through the two second transmission parts (47), so that when the driving shaft (45) rotates, the two screw rods (42) are driven to rotate through the two second transmission parts (47).

5. An unbalanced load lifting and balancing device according to claim 4, characterized in that the first transmission member (46) and the motor (43) are each located between two of the second transmission members (47); and/or the first transmission component (46) is a speed reducer.

6. An unbalanced load lifting balance device according to claim 4, wherein the support platform (2) comprises a body portion and a support beam (21), the support beam (21) being connected to the body portion at a side thereof adjacent to the base (1); the supporting beam (21) extends along the first direction, and the two nuts (41) are mounted on the supporting beam (21).

7. An unbalanced load lifting balance device according to claim 1, wherein the driving assembly (4) is a hydraulic cylinder, one end of the hydraulic cylinder is connected to the support platform (2), and the other end of the hydraulic cylinder is hinged to the base (1).

8. Unbalance loading lifting balance device according to any one of claims 1 to 7, characterized in that the linkage assembly (3) comprises:

a first connecting rod (31), wherein the first connecting rod (31) is provided with a first end and a second end which are oppositely arranged, and the first end of the first connecting rod (31) is hinged with the supporting platform (2);

the first sliding block (33), the first sliding block (33) is installed on the base (1) in a sliding mode along a second direction, and the second end of the first connecting rod (31) is hinged to the first sliding block (33);

a second connecting rod (32), wherein the second connecting rod (32) is hinged with the first connecting rod (31), the second connecting rod (32) is provided with a first end and a second end which are oppositely arranged, and the first end of the second connecting rod (32) is hinged with the base (1);

a second slider (34), the second slider (34) being slidably mounted on the support platform (2) along the second direction, a second end of the second link (32) being hinged to the second slider (34).

9. The unbalance loading lifting balance device according to claim 8, wherein there are two connecting rod assemblies (3), and the two connecting rod assemblies (3) are arranged at intervals along a first direction; the first direction and the second direction are two directions which are vertical to each other in the same horizontal plane.

10. An offset lifting balance device according to claim 8 wherein the linkage assembly (3) and the drive assembly (4) are spaced apart in the second direction, the drive assembly (4) being located on a side of the linkage assembly (3) adjacent the first slider (33) and the second slider (34).